starting phase `set-SOURCE-DATE-EPOCH'
phase `set-SOURCE-DATE-EPOCH' succeeded after 0.0 seconds
starting phase `set-paths'
environment variable `PATH' set to `/gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin:/gnu/store/8v88l7x1z3w9394fw5z84s12ai7va7q4-pkg-config-0.29.2/bin:/gnu/store/w60y4m0fkidj3ir9l09rkvxmrm8ayys3-xorg-server-21.1.1/bin:/gnu/store/kdm9ry72fwfb62k4j24j0b8c7kb34jwg-libjpeg-turbo-2.0.5/bin:/gnu/store/pri7zcp9lbsh06andky2gk5qdvqxkpaa-libpng-1.6.37/bin:/gnu/store/c7br7p7dwa2xhbbqzvb9lq28gcilhy2z-jasper-2.0.33/bin:/gnu/store/chviqiwhj2ww7bpqjfppvmbfzx8cxlfp-ffmpeg-3.4.9/bin:/gnu/store/xxddk1w8428lp9223n631299vd8h24f9-libtiff-4.3.0/bin:/gnu/store/kgy8qz7v6wmrh3dshc68mzwyic5v7r3y-hdf5-1.10.7/bin:/gnu/store/yrvryfvq1dhlzxkhn9hbr78lrmxa9jal-libgphoto2-2.5.27/bin:/gnu/store/ikqr329nczyzwnmpjglqd6d3iwjp92pb-libwebp-1.2.0/bin:/gnu/store/3xmlwzsdsx6y6662qavdg4vwvfvx8bsp-openexr-2.5.7/bin:/gnu/store/wmhf3s1mrdmjcdkisfg5f7pap0wq4qcj-python-numpy-1.20.3/bin:/gnu/store/m3wflb5nmqi6lg2x8cy6j6ridgxdrr2m-protobuf-3.17.3/bin:/gnu/store/8x1hvm6xf98wrm2c58hf1j8vfywi524b-vtk-9.0.1/bin:/gnu/store/fmvmsjllz18d2hppxj723qjj788l1his-python-3.9.6/bin:/gnu/store/d8kx7i62bzcd8ladkzwrchcrd60f7bfj-tar-1.34/bin:/gnu/store/6ascvgl36zxymlpldh8x8igv7pkizi5s-gzip-1.10/bin:/gnu/store/dmca74p8b9ik05mrsnvbviflbxrz9qaw-bzip2-1.0.8/bin:/gnu/store/s3577mn5iz2gjgkrava2sm914bgbnkd8-xz-5.2.5/bin:/gnu/store/61b8q6rgdfgd2ffdnyqk6gq2ckrnm007-file-5.39/bin:/gnu/store/2mvffg3isy144py579g5ajwyjh04xbmp-diffutils-3.8/bin:/gnu/store/b34jl32gsdw4rvm78a82m4q50i6p1d7l-patch-2.7.6/bin:/gnu/store/zxaz9cg2b7x6c1z545x861zqllj8vz6h-findutils-4.8.0/bin:/gnu/store/sb75h0di8w5mhpn4wfhk7za6c7x3c97c-gawk-5.1.0/bin:/gnu/store/skrsx5h5h011al604grc3rqa2dhqp2wc-sed-4.8/bin:/gnu/store/vl9pxlycbk5ff0i7jbgyrh0rb2dl07lx-grep-3.6/bin:/gnu/store/firkqph0zalxwjv5g4cdjm4zh3kl3fax-coreutils-8.32/bin:/gnu/store/zjhq95bn5kmlhiqdsvcyy1nhyphxi8yb-make-4.3/bin:/gnu/store/7npwsymmqsb6qcn268cbdnd5558byfy2-bash-minimal-5.1.8/bin:/gnu/store/zhpqig154gpqkgc964wmdnf6b889jfsq-ld-wrapper-0/bin:/gnu/store/h8052068pq3a6rc903982ad2dd5ssxgk-binutils-2.37/bin:/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin:/gnu/store/skfhr2f8b7jnnpiarrrcjn6qx0xzfw00-glibc-2.33/bin:/gnu/store/skfhr2f8b7jnnpiarrrcjn6qx0xzfw00-glibc-2.33/sbin:/gnu/store/3aslskjd4047kmdzaf910b2vrl64c95s-libxcvt-0.1.1/bin:/gnu/store/y5ih85a17axy7hjn8gxsr56bj814s82i-pango-1.48.10/bin:/gnu/store/dbgk3vbq2gmkv3agf694dxq6b1yz0i9w-librsvg-2.40.21/bin:/gnu/store/mmm03yhgxwrml7cln4z5bf6y3pliw822-cairo-1.16.0/bin:/gnu/store/k9fyjbfsz8gg8ygl90xnyljpvmxb783i-fribidi-1.0.9/bin:/gnu/store/h4lz81bmmbqpxwbal80kmizvld0bxp5c-freetype-2.10.4/bin:/gnu/store/1czhx0hgrnm0dg8vvslfkd1wn4x07ydh-fontconfig-minimal-2.13.94/bin:/gnu/store/k053qmqf8y92cpzlpfsgp745zvzpwy53-gdk-pixbuf-2.42.4/bin:/gnu/store/rxxjsyah0kqrm0h1fv7vsrn06cry5a58-libdatrie-0.2.13/bin:/gnu/store/nfwj046dd2l3b3vzfl1qypq6qi04wczp-icu4c-69.1/bin:/gnu/store/nfwj046dd2l3b3vzfl1qypq6qi04wczp-icu4c-69.1/sbin:/gnu/store/xklpgg966kb54pm7vqwb195rzy6jl9s1-graphite2-1.3.13/bin:/gnu/store/aix4wh80v9bcgpj0fn7663vqgkbczn9q-expat-2.4.1/bin:/gnu/store/qh4ymariy119kvxrhh6zlyid8bsnm6q0-shared-mime-info-1.15/bin'
environment variable `CMAKE_PREFIX_PATH' set to `/gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/:/gnu/store/8v88l7x1z3w9394fw5z84s12ai7va7q4-pkg-config-0.29.2/:/gnu/store/w60y4m0fkidj3ir9l09rkvxmrm8ayys3-xorg-server-21.1.1/:/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/:/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/:/gnu/store/kdm9ry72fwfb62k4j24j0b8c7kb34jwg-libjpeg-turbo-2.0.5/:/gnu/store/pri7zcp9lbsh06andky2gk5qdvqxkpaa-libpng-1.6.37/:/gnu/store/c7br7p7dwa2xhbbqzvb9lq28gcilhy2z-jasper-2.0.33/:/gnu/store/chviqiwhj2ww7bpqjfppvmbfzx8cxlfp-ffmpeg-3.4.9/:/gnu/store/xxddk1w8428lp9223n631299vd8h24f9-libtiff-4.3.0/:/gnu/store/kgy8qz7v6wmrh3dshc68mzwyic5v7r3y-hdf5-1.10.7/:/gnu/store/yrvryfvq1dhlzxkhn9hbr78lrmxa9jal-libgphoto2-2.5.27/:/gnu/store/ikqr329nczyzwnmpjglqd6d3iwjp92pb-libwebp-1.2.0/:/gnu/store/rhrxyws0zzq02zpk6y9hhcbiibwag5ls-zlib-1.2.11/:/gnu/store/wrsgmlznw5r4cyd1wym9an0n5gxcn5xw-gtkglext-1.2.0/:/gnu/store/3xmlwzsdsx6y6662qavdg4vwvfvx8bsp-openexr-2.5.7/:/gnu/store/9z3d93nqalzy1wawlrn7r1vclfxn6ajf-ilmbase-2.5.7/:/gnu/store/qzjk2zplc0a69ryi7y3k6mmnpr82hykj-gtk+-2.24.33/:/gnu/store/wmhf3s1mrdmjcdkisfg5f7pap0wq4qcj-python-numpy-1.20.3/:/gnu/store/m3wflb5nmqi6lg2x8cy6j6ridgxdrr2m-protobuf-3.17.3/:/gnu/store/8x1hvm6xf98wrm2c58hf1j8vfywi524b-vtk-9.0.1/:/gnu/store/fmvmsjllz18d2hppxj723qjj788l1his-python-3.9.6/:/gnu/store/d8kx7i62bzcd8ladkzwrchcrd60f7bfj-tar-1.34/:/gnu/store/6ascvgl36zxymlpldh8x8igv7pkizi5s-gzip-1.10/:/gnu/store/dmca74p8b9ik05mrsnvbviflbxrz9qaw-bzip2-1.0.8/:/gnu/store/s3577mn5iz2gjgkrava2sm914bgbnkd8-xz-5.2.5/:/gnu/store/61b8q6rgdfgd2ffdnyqk6gq2ckrnm007-file-5.39/:/gnu/store/2mvffg3isy144py579g5ajwyjh04xbmp-diffutils-3.8/:/gnu/store/b34jl32gsdw4rvm78a82m4q50i6p1d7l-patch-2.7.6/:/gnu/store/zxaz9cg2b7x6c1z545x861zqllj8vz6h-findutils-4.8.0/:/gnu/store/sb75h0di8w5mhpn4wfhk7za6c7x3c97c-gawk-5.1.0/:/gnu/store/skrsx5h5h011al604grc3rqa2dhqp2wc-sed-4.8/:/gnu/store/vl9pxlycbk5ff0i7jbgyrh0rb2dl07lx-grep-3.6/:/gnu/store/firkqph0zalxwjv5g4cdjm4zh3kl3fax-coreutils-8.32/:/gnu/store/zjhq95bn5kmlhiqdsvcyy1nhyphxi8yb-make-4.3/:/gnu/store/7npwsymmqsb6qcn268cbdnd5558byfy2-bash-minimal-5.1.8/:/gnu/store/zhpqig154gpqkgc964wmdnf6b889jfsq-ld-wrapper-0/:/gnu/store/h8052068pq3a6rc903982ad2dd5ssxgk-binutils-2.37/:/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/:/gnu/store/skfhr2f8b7jnnpiarrrcjn6qx0xzfw00-glibc-2.33/:/gnu/store/66nrq0ra6d3jnsc24cms9lgzbyb9spr8-glibc-2.33-static/:/gnu/store/mnxbr2w45qrfi4bi7khl2yj56rjz9vbi-glibc-utf8-locales-2.33/:/gnu/store/b2n3fgly5azx91vx9lv8zs3jsvvfvn50-xorgproto-2021.5/:/gnu/store/67573mfpsws961dk3rgcxkai3v9lkgd6-pixman-0.40.0/:/gnu/store/lph0hyc1q2nlf61fsq82hxbqhv79xahy-mesa-21.2.5/:/gnu/store/3aslskjd4047kmdzaf910b2vrl64c95s-libxcvt-0.1.1/:/gnu/store/srbpdzasi5hp8vm7dxqsgrpwn1hcnw9d-libpciaccess-0.16/:/gnu/store/5fyrkhaq641mxkaa1y3k42w5ar50824g-libexif-0.6.22/:/gnu/store/anh4p6c0kqhd7bhs8f4avg4gvax9ggwb-pangox-compat-0.0.2/:/gnu/store/y5ih85a17axy7hjn8gxsr56bj814s82i-pango-1.48.10/:/gnu/store/isxqamcjjlx7whc195c9npm4nv1sbia9-glib-2.70.0/:/gnu/store/dbgk3vbq2gmkv3agf694dxq6b1yz0i9w-librsvg-2.40.21/:/gnu/store/mmm03yhgxwrml7cln4z5bf6y3pliw822-cairo-1.16.0/:/gnu/store/rpr4ka0x4bjk4yqxakf94pdaifk8j1x6-atk-2.36.0/:/gnu/store/linrm92zn2qf1a9xa33mcy2dnaxmkvgg-libogg-1.3.5/:/gnu/store/swpaxgk7xzgs4lkmw450wiak8iy8snsm-linux-libre-headers-5.10.35/:/gnu/store/3hdj5227a4nif5dh143gzdyxld2blfa3-util-macros-1.19.3/:/gnu/store/2hnhgas3a8y8pqyvwlnz9lr3pzmxp5yi-libxxf86vm-1.1.4/:/gnu/store/j9vab42vm54xnh7j0sgy6vpgsgw7hwkm-libxshmfence-1.3/:/gnu/store/r6rki5vd98f3m8w7aklaqphcfxyp3plv-libxfixes-6.0.0/:/gnu/store/msxvkkqzc5kwvyw4h535gjdgp41jb8ab-libxdamage-1.1.5/:/gnu/store/6g4w5fj714blp022llkdmycpy0bgv93f-libx11-1.7.2/:/gnu/store/krx0jmlrj7zk4q0zsxj5xh9p56rjyj8a-libvdpau-1.4/:/gnu/store/l4z18wabhqqya876xxripbfa8dgfk88f-libdrm-2.4.107/:/gnu/store/0z61bjvc27dibl84d56hm4gxl6jy2bzv-libxrender-0.9.10/:/gnu/store/g82wz79lvn5pm1gdm6xsfir6pa9p1lp3-libxft-2.3.3/:/gnu/store/dkiwzd0sgw6ip8ylis05pakyfiqb3rzd-libthai-0.1.28/:/gnu/store/yfp8z5cri9kdzn33arp6ag183khgjh46-harfbuzz-2.8.2/:/gnu/store/k9fyjbfsz8gg8ygl90xnyljpvmxb783i-fribidi-1.0.9/:/gnu/store/h4lz81bmmbqpxwbal80kmizvld0bxp5c-freetype-2.10.4/:/gnu/store/1czhx0hgrnm0dg8vvslfkd1wn4x07ydh-fontconfig-minimal-2.13.94/:/gnu/store/6j2amh5dhgwkfn61qc3id66hqsvj3fcb-util-linux-2.37.1-lib/:/gnu/store/5gnr3qikzgdwpciwrjpj6if5rnxajhzi-pcre-8.45/:/gnu/store/hjirgm7pwmc2biqz6d0fc1ajr3ha4v14-libffi-3.3/:/gnu/store/k053qmqf8y92cpzlpfsgp745zvzpwy53-gdk-pixbuf-2.42.4/:/gnu/store/hz2gq1g5shbqw8gzyn7ab2fx65xlc5na-libxext-1.3.4/:/gnu/store/ilv57lvblkqjll1frcg7am500j94divk-libxcb-1.14/:/gnu/store/rxxjsyah0kqrm0h1fv7vsrn06cry5a58-libdatrie-0.2.13/:/gnu/store/nfwj046dd2l3b3vzfl1qypq6qi04wczp-icu4c-69.1/:/gnu/store/xklpgg966kb54pm7vqwb195rzy6jl9s1-graphite2-1.3.13/:/gnu/store/aix4wh80v9bcgpj0fn7663vqgkbczn9q-expat-2.4.1/:/gnu/store/qh4ymariy119kvxrhh6zlyid8bsnm6q0-shared-mime-info-1.15/:/gnu/store/xrsm556lxh0ld2x8bskx6zba7wzq6jbm-libxdmcp-1.1.3/:/gnu/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environment variable `SSL_CERT_DIR' unset
environment variable `SSL_CERT_FILE' unset
environment variable `PKG_CONFIG_PATH' set to `/gnu/store/w60y4m0fkidj3ir9l09rkvxmrm8ayys3-xorg-server-21.1.1/lib/pkgconfig:/gnu/store/kdm9ry72fwfb62k4j24j0b8c7kb34jwg-libjpeg-turbo-2.0.5/lib/pkgconfig:/gnu/store/pri7zcp9lbsh06andky2gk5qdvqxkpaa-libpng-1.6.37/lib/pkgconfig:/gnu/store/c7br7p7dwa2xhbbqzvb9lq28gcilhy2z-jasper-2.0.33/lib/pkgconfig:/gnu/store/chviqiwhj2ww7bpqjfppvmbfzx8cxlfp-ffmpeg-3.4.9/lib/pkgconfig:/gnu/store/xxddk1w8428lp9223n631299vd8h24f9-libtiff-4.3.0/lib/pkgconfig:/gnu/store/yrvryfvq1dhlzxkhn9hbr78lrmxa9jal-libgphoto2-2.5.27/lib/pkgconfig:/gnu/store/ikqr329nczyzwnmpjglqd6d3iwjp92pb-libwebp-1.2.0/lib/pkgconfig:/gnu/store/rhrxyws0zzq02zpk6y9hhcbiibwag5ls-zlib-1.2.11/lib/pkgconfig:/gnu/store/wrsgmlznw5r4cyd1wym9an0n5gxcn5xw-gtkglext-1.2.0/lib/pkgconfig:/gnu/store/3xmlwzsdsx6y6662qavdg4vwvfvx8bsp-openexr-2.5.7/lib/pkgconfig:/gnu/store/9z3d93nqalzy1wawlrn7r1vclfxn6ajf-ilmbase-2.5.7/lib/pkgconfig:/gnu/store/qzjk2zplc0a69ryi7y3k6mmnpr82hykj-gtk+-2.24.33/lib/pkgconfig:/gnu/store/m3wflb5nmqi6lg2x8cy6j6ridgxdrr2m-protobuf-3.17.3/lib/pkgconfig:/gnu/store/fmvmsjllz18d2hppxj723qjj788l1his-python-3.9.6/lib/pkgconfig:/gnu/store/s3577mn5iz2gjgkrava2sm914bgbnkd8-xz-5.2.5/lib/pkgconfig:/gnu/store/61b8q6rgdfgd2ffdnyqk6gq2ckrnm007-file-5.39/lib/pkgconfig:/gnu/store/b2n3fgly5azx91vx9lv8zs3jsvvfvn50-xorgproto-2021.5/share/pkgconfig:/gnu/store/67573mfpsws961dk3rgcxkai3v9lkgd6-pixman-0.40.0/lib/pkgconfig:/gnu/store/lph0hyc1q2nlf61fsq82hxbqhv79xahy-mesa-21.2.5/lib/pkgconfig:/gnu/store/3aslskjd4047kmdzaf910b2vrl64c95s-libxcvt-0.1.1/lib/pkgconfig:/gnu/store/srbpdzasi5hp8vm7dxqsgrpwn1hcnw9d-libpciaccess-0.16/lib/pkgconfig:/gnu/store/5fyrkhaq641mxkaa1y3k42w5ar50824g-libexif-0.6.22/lib/pkgconfig:/gnu/store/anh4p6c0kqhd7bhs8f4avg4gvax9ggwb-pangox-compat-0.0.2/lib/pkgconfig:/gnu/store/y5ih85a17axy7hjn8gxsr56bj814s82i-pango-1.48.10/lib/pkgconfig:/gnu/store/isxqamcjjlx7whc195c9npm4nv1sbia9-glib-2.70.0/lib/pkgconfig:/gnu/store/dbgk3vbq2gmkv3agf694dxq6b1yz0i9w-librsvg-2.40.21/lib/pkgconfig:/gnu/store/mmm03yhgxwrml7cln4z5bf6y3pliw822-cairo-1.16.0/lib/pkgconfig:/gnu/store/rpr4ka0x4bjk4yqxakf94pdaifk8j1x6-atk-2.36.0/lib/pkgconfig:/gnu/store/linrm92zn2qf1a9xa33mcy2dnaxmkvgg-libogg-1.3.5/lib/pkgconfig:/gnu/store/3hdj5227a4nif5dh143gzdyxld2blfa3-util-macros-1.19.3/lib/pkgconfig:/gnu/store/2hnhgas3a8y8pqyvwlnz9lr3pzmxp5yi-libxxf86vm-1.1.4/lib/pkgconfig:/gnu/store/j9vab42vm54xnh7j0sgy6vpgsgw7hwkm-libxshmfence-1.3/lib/pkgconfig:/gnu/store/r6rki5vd98f3m8w7aklaqphcfxyp3plv-libxfixes-6.0.0/lib/pkgconfig:/gnu/store/msxvkkqzc5kwvyw4h535gjdgp41jb8ab-libxdamage-1.1.5/lib/pkgconfig:/gnu/store/6g4w5fj714blp022llkdmycpy0bgv93f-libx11-1.7.2/lib/pkgconfig:/gnu/store/krx0jmlrj7zk4q0zsxj5xh9p56rjyj8a-libvdpau-1.4/lib/pkgconfig:/gnu/store/l4z18wabhqqya876xxripbfa8dgfk88f-libdrm-2.4.107/lib/pkgconfig:/gnu/store/0z61bjvc27dibl84d56hm4gxl6jy2bzv-libxrender-0.9.10/lib/pkgconfig:/gnu/store/g82wz79lvn5pm1gdm6xsfir6pa9p1lp3-libxft-2.3.3/lib/pkgconfig:/gnu/store/dkiwzd0sgw6ip8ylis05pakyfiqb3rzd-libthai-0.1.28/lib/pkgconfig:/gnu/store/yfp8z5cri9kdzn33arp6ag183khgjh46-harfbuzz-2.8.2/lib/pkgconfig:/gnu/store/k9fyjbfsz8gg8ygl90xnyljpvmxb783i-fribidi-1.0.9/lib/pkgconfig:/gnu/store/h4lz81bmmbqpxwbal80kmizvld0bxp5c-freetype-2.10.4/lib/pkgconfig:/gnu/store/1czhx0hgrnm0dg8vvslfkd1wn4x07ydh-fontconfig-minimal-2.13.94/lib/pkgconfig:/gnu/store/6j2amh5dhgwkfn61qc3id66hqsvj3fcb-util-linux-2.37.1-lib/lib/pkgconfig:/gnu/store/5gnr3qikzgdwpciwrjpj6if5rnxajhzi-pcre-8.45/lib/pkgconfig:/gnu/store/hjirgm7pwmc2biqz6d0fc1ajr3ha4v14-libffi-3.3/lib/pkgconfig:/gnu/store/k053qmqf8y92cpzlpfsgp745zvzpwy53-gdk-pixbuf-2.42.4/lib/pkgconfig:/gnu/store/hz2gq1g5shbqw8gzyn7ab2fx65xlc5na-libxext-1.3.4/lib/pkgconfig:/gnu/store/ilv57lvblkqjll1frcg7am500j94divk-libxcb-1.14/lib/pkgconfig:/gnu/store/rxxjsyah0kqrm0h1fv7vsrn06cry5a58-libdatrie-0.2.13/lib/pkgconfig:/gnu/store/nfwj046dd2l3b3vzfl1qypq6qi04wczp-icu4c-69.1/lib/pkgconfig:/gnu/store/xklpgg966kb54pm7vqwb195rzy6jl9s1-graphite2-1.3.13/lib/pkgconfig:/gnu/store/aix4wh80v9bcgpj0fn7663vqgkbczn9q-expat-2.4.1/lib/pkgconfig:/gnu/store/qh4ymariy119kvxrhh6zlyid8bsnm6q0-shared-mime-info-1.15/share/pkgconfig:/gnu/store/xrsm556lxh0ld2x8bskx6zba7wzq6jbm-libxdmcp-1.1.3/lib/pkgconfig:/gnu/store/sq0qmlp17pmbdfhm9q21wddasisyliw7-libxau-1.0.9/lib/pkgconfig:/gnu/store/xdiri3r2fgm08licnapsji6c53ah9ijw-libpthread-stubs-0.4/lib/pkgconfig'
environment variable `GUIX_GTK2_PATH' set to `/gnu/store/qzjk2zplc0a69ryi7y3k6mmnpr82hykj-gtk+-2.24.33/lib/gtk-2.0'
environment variable `GUIX_PYTHONPATH' set to `/gnu/store/wmhf3s1mrdmjcdkisfg5f7pap0wq4qcj-python-numpy-1.20.3/lib/python3.9/site-packages:/gnu/store/8x1hvm6xf98wrm2c58hf1j8vfywi524b-vtk-9.0.1/lib/python3.9/site-packages:/gnu/store/fmvmsjllz18d2hppxj723qjj788l1his-python-3.9.6/lib/python3.9/site-packages'
environment variable `PYTHONTZPATH' unset
environment variable `BASH_LOADABLES_PATH' unset
environment variable `C_INCLUDE_PATH' set to `/gnu/store/w60y4m0fkidj3ir9l09rkvxmrm8ayys3-xorg-server-21.1.1/include:/gnu/store/kdm9ry72fwfb62k4j24j0b8c7kb34jwg-libjpeg-turbo-2.0.5/include:/gnu/store/pri7zcp9lbsh06andky2gk5qdvqxkpaa-libpng-1.6.37/include:/gnu/store/c7br7p7dwa2xhbbqzvb9lq28gcilhy2z-jasper-2.0.33/include:/gnu/store/chviqiwhj2ww7bpqjfppvmbfzx8cxlfp-ffmpeg-3.4.9/include:/gnu/store/xxddk1w8428lp9223n631299vd8h24f9-libtiff-4.3.0/include:/gnu/store/kgy8qz7v6wmrh3dshc68mzwyic5v7r3y-hdf5-1.10.7/include:/gnu/store/yrvryfvq1dhlzxkhn9hbr78lrmxa9jal-libgphoto2-2.5.27/include:/gnu/store/ikqr329nczyzwnmpjglqd6d3iwjp92pb-libwebp-1.2.0/include:/gnu/store/rhrxyws0zzq02zpk6y9hhcbiibwag5ls-zlib-1.2.11/include:/gnu/store/wrsgmlznw5r4cyd1wym9an0n5gxcn5xw-gtkglext-1.2.0/include:/gnu/store/3xmlwzsdsx6y6662qavdg4vwvfvx8bsp-openexr-2.5.7/include:/gnu/store/9z3d93nqalzy1wawlrn7r1vclfxn6ajf-ilmbase-2.5.7/include:/gnu/store/qzjk2zplc0a69ryi7y3k6mmnpr82hykj-gtk+-2.24.33/include:/gnu/store/m3wflb5nmqi6lg2x8cy6j6ridgxdrr2m-protobuf-3.17.3/include:/gnu/store/8x1hvm6xf98wrm2c58hf1j8vfywi524b-vtk-9.0.1/include:/gnu/store/fmvmsjllz18d2hppxj723qjj788l1his-python-3.9.6/include:/gnu/store/dmca74p8b9ik05mrsnvbviflbxrz9qaw-bzip2-1.0.8/include:/gnu/store/s3577mn5iz2gjgkrava2sm914bgbnkd8-xz-5.2.5/include:/gnu/store/61b8q6rgdfgd2ffdnyqk6gq2ckrnm007-file-5.39/include:/gnu/store/sb75h0di8w5mhpn4wfhk7za6c7x3c97c-gawk-5.1.0/include:/gnu/store/zjhq95bn5kmlhiqdsvcyy1nhyphxi8yb-make-4.3/include:/gnu/store/h8052068pq3a6rc903982ad2dd5ssxgk-binutils-2.37/include:/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/include:/gnu/store/skfhr2f8b7jnnpiarrrcjn6qx0xzfw00-glibc-2.33/include:/gnu/store/b2n3fgly5azx91vx9lv8zs3jsvvfvn50-xorgproto-2021.5/include:/gnu/store/67573mfpsws961dk3rgcxkai3v9lkgd6-pixman-0.40.0/include:/gnu/store/lph0hyc1q2nlf61fsq82hxbqhv79xahy-mesa-21.2.5/include:/gnu/store/3aslskjd4047kmdzaf910b2vrl64c95s-libxcvt-0.1.1/include:/gnu/store/srbpdzasi5hp8vm7dxqsgrpwn1hcnw9d-libpciaccess-0.16/include:/gnu/store/5fyrkhaq641mxkaa1y3k42w5ar50824g-libexif-0.6.22/include:/gnu/store/anh4p6c0kqhd7bhs8f4avg4gvax9ggwb-pangox-compat-0.0.2/include:/gnu/store/y5ih85a17axy7hjn8gxsr56bj814s82i-pango-1.48.10/include:/gnu/store/isxqamcjjlx7whc195c9npm4nv1sbia9-glib-2.70.0/include:/gnu/store/dbgk3vbq2gmkv3agf694dxq6b1yz0i9w-librsvg-2.40.21/include:/gnu/store/mmm03yhgxwrml7cln4z5bf6y3pliw822-cairo-1.16.0/include:/gnu/store/rpr4ka0x4bjk4yqxakf94pdaifk8j1x6-atk-2.36.0/include:/gnu/store/linrm92zn2qf1a9xa33mcy2dnaxmkvgg-libogg-1.3.5/include:/gnu/store/swpaxgk7xzgs4lkmw450wiak8iy8snsm-linux-libre-headers-5.10.35/include:/gnu/store/2hnhgas3a8y8pqyvwlnz9lr3pzmxp5yi-libxxf86vm-1.1.4/include:/gnu/store/j9vab42vm54xnh7j0sgy6vpgsgw7hwkm-libxshmfence-1.3/include:/gnu/store/r6rki5vd98f3m8w7aklaqphcfxyp3plv-libxfixes-6.0.0/include:/gnu/store/msxvkkqzc5kwvyw4h535gjdgp41jb8ab-libxdamage-1.1.5/include:/gnu/store/6g4w5fj714blp022llkdmycpy0bgv93f-libx11-1.7.2/include:/gnu/store/krx0jmlrj7zk4q0zsxj5xh9p56rjyj8a-libvdpau-1.4/include:/gnu/store/l4z18wabhqqya876xxripbfa8dgfk88f-libdrm-2.4.107/include:/gnu/store/0z61bjvc27dibl84d56hm4gxl6jy2bzv-libxrender-0.9.10/include:/gnu/store/g82wz79lvn5pm1gdm6xsfir6pa9p1lp3-libxft-2.3.3/include:/gnu/store/dkiwzd0sgw6ip8ylis05pakyfiqb3rzd-libthai-0.1.28/include:/gnu/store/yfp8z5cri9kdzn33arp6ag183khgjh46-harfbuzz-2.8.2/include:/gnu/store/k9fyjbfsz8gg8ygl90xnyljpvmxb783i-fribidi-1.0.9/include:/gnu/store/h4lz81bmmbqpxwbal80kmizvld0bxp5c-freetype-2.10.4/include:/gnu/store/1czhx0hgrnm0dg8vvslfkd1wn4x07ydh-fontconfig-minimal-2.13.94/include:/gnu/store/6j2amh5dhgwkfn61qc3id66hqsvj3fcb-util-linux-2.37.1-lib/include:/gnu/store/5gnr3qikzgdwpciwrjpj6if5rnxajhzi-pcre-8.45/include:/gnu/store/hjirgm7pwmc2biqz6d0fc1ajr3ha4v14-libffi-3.3/include:/gnu/store/k053qmqf8y92cpzlpfsgp745zvzpwy53-gdk-pixbuf-2.42.4/include:/gnu/store/hz2gq1g5shbqw8gzyn7ab2fx65xlc5na-libxext-1.3.4/include:/gnu/store/ilv57lvblkqjll1frcg7am500j94divk-libxcb-1.14/include:/gnu/store/rxxjsyah0kqrm0h1fv7vsrn06cry5a58-libdatrie-0.2.13/include:/gnu/store/nfwj046dd2l3b3vzfl1qypq6qi04wczp-icu4c-69.1/include:/gnu/store/xklpgg966kb54pm7vqwb195rzy6jl9s1-graphite2-1.3.13/include:/gnu/store/aix4wh80v9bcgpj0fn7663vqgkbczn9q-expat-2.4.1/include:/gnu/store/xrsm556lxh0ld2x8bskx6zba7wzq6jbm-libxdmcp-1.1.3/include:/gnu/store/sq0qmlp17pmbdfhm9q21wddasisyliw7-libxau-1.0.9/include'
environment variable `CPLUS_INCLUDE_PATH' set to `/gnu/store/w60y4m0fkidj3ir9l09rkvxmrm8ayys3-xorg-server-21.1.1/include:/gnu/store/kdm9ry72fwfb62k4j24j0b8c7kb34jwg-libjpeg-turbo-2.0.5/include:/gnu/store/pri7zcp9lbsh06andky2gk5qdvqxkpaa-libpng-1.6.37/include:/gnu/store/c7br7p7dwa2xhbbqzvb9lq28gcilhy2z-jasper-2.0.33/include:/gnu/store/chviqiwhj2ww7bpqjfppvmbfzx8cxlfp-ffmpeg-3.4.9/include:/gnu/store/xxddk1w8428lp9223n631299vd8h24f9-libtiff-4.3.0/include:/gnu/store/kgy8qz7v6wmrh3dshc68mzwyic5v7r3y-hdf5-1.10.7/include:/gnu/store/yrvryfvq1dhlzxkhn9hbr78lrmxa9jal-libgphoto2-2.5.27/include:/gnu/store/ikqr329nczyzwnmpjglqd6d3iwjp92pb-libwebp-1.2.0/include:/gnu/store/rhrxyws0zzq02zpk6y9hhcbiibwag5ls-zlib-1.2.11/include:/gnu/store/wrsgmlznw5r4cyd1wym9an0n5gxcn5xw-gtkglext-1.2.0/include:/gnu/store/3xmlwzsdsx6y6662qavdg4vwvfvx8bsp-openexr-2.5.7/include:/gnu/store/9z3d93nqalzy1wawlrn7r1vclfxn6ajf-ilmbase-2.5.7/include:/gnu/store/qzjk2zplc0a69ryi7y3k6mmnpr82hykj-gtk+-2.24.33/include:/gnu/store/m3wflb5nmqi6lg2x8cy6j6ridgxdrr2m-protobuf-3.17.3/include:/gnu/store/8x1hvm6xf98wrm2c58hf1j8vfywi524b-vtk-9.0.1/include:/gnu/store/fmvmsjllz18d2hppxj723qjj788l1his-python-3.9.6/include:/gnu/store/dmca74p8b9ik05mrsnvbviflbxrz9qaw-bzip2-1.0.8/include:/gnu/store/s3577mn5iz2gjgkrava2sm914bgbnkd8-xz-5.2.5/include:/gnu/store/61b8q6rgdfgd2ffdnyqk6gq2ckrnm007-file-5.39/include:/gnu/store/sb75h0di8w5mhpn4wfhk7za6c7x3c97c-gawk-5.1.0/include:/gnu/store/zjhq95bn5kmlhiqdsvcyy1nhyphxi8yb-make-4.3/include:/gnu/store/h8052068pq3a6rc903982ad2dd5ssxgk-binutils-2.37/include:/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/include/c++:/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/include:/gnu/store/skfhr2f8b7jnnpiarrrcjn6qx0xzfw00-glibc-2.33/include:/gnu/store/b2n3fgly5azx91vx9lv8zs3jsvvfvn50-xorgproto-2021.5/include:/gnu/store/67573mfpsws961dk3rgcxkai3v9lkgd6-pixman-0.40.0/include:/gnu/store/lph0hyc1q2nlf61fsq82hxbqhv79xahy-mesa-21.2.5/include:/gnu/store/3aslskjd4047kmdzaf910b2vrl64c95s-libxcvt-0.1.1/include:/gnu/store/srbpdzasi5hp8vm7dxqsgrpwn1hcnw9d-libpciaccess-0.16/include:/gnu/store/5fyrkhaq641mxkaa1y3k42w5ar50824g-libexif-0.6.22/include:/gnu/store/anh4p6c0kqhd7bhs8f4avg4gvax9ggwb-pangox-compat-0.0.2/include:/gnu/store/y5ih85a17axy7hjn8gxsr56bj814s82i-pango-1.48.10/include:/gnu/store/isxqamcjjlx7whc195c9npm4nv1sbia9-glib-2.70.0/include:/gnu/store/dbgk3vbq2gmkv3agf694dxq6b1yz0i9w-librsvg-2.40.21/include:/gnu/store/mmm03yhgxwrml7cln4z5bf6y3pliw822-cairo-1.16.0/include:/gnu/store/rpr4ka0x4bjk4yqxakf94pdaifk8j1x6-atk-2.36.0/include:/gnu/store/linrm92zn2qf1a9xa33mcy2dnaxmkvgg-libogg-1.3.5/include:/gnu/store/swpaxgk7xzgs4lkmw450wiak8iy8snsm-linux-libre-headers-5.10.35/include:/gnu/store/2hnhgas3a8y8pqyvwlnz9lr3pzmxp5yi-libxxf86vm-1.1.4/include:/gnu/store/j9vab42vm54xnh7j0sgy6vpgsgw7hwkm-libxshmfence-1.3/include:/gnu/store/r6rki5vd98f3m8w7aklaqphcfxyp3plv-libxfixes-6.0.0/include:/gnu/store/msxvkkqzc5kwvyw4h535gjdgp41jb8ab-libxdamage-1.1.5/include:/gnu/store/6g4w5fj714blp022llkdmycpy0bgv93f-libx11-1.7.2/include:/gnu/store/krx0jmlrj7zk4q0zsxj5xh9p56rjyj8a-libvdpau-1.4/include:/gnu/store/l4z18wabhqqya876xxripbfa8dgfk88f-libdrm-2.4.107/include:/gnu/store/0z61bjvc27dibl84d56hm4gxl6jy2bzv-libxrender-0.9.10/include:/gnu/store/g82wz79lvn5pm1gdm6xsfir6pa9p1lp3-libxft-2.3.3/include:/gnu/store/dkiwzd0sgw6ip8ylis05pakyfiqb3rzd-libthai-0.1.28/include:/gnu/store/yfp8z5cri9kdzn33arp6ag183khgjh46-harfbuzz-2.8.2/include:/gnu/store/k9fyjbfsz8gg8ygl90xnyljpvmxb783i-fribidi-1.0.9/include:/gnu/store/h4lz81bmmbqpxwbal80kmizvld0bxp5c-freetype-2.10.4/include:/gnu/store/1czhx0hgrnm0dg8vvslfkd1wn4x07ydh-fontconfig-minimal-2.13.94/include:/gnu/store/6j2amh5dhgwkfn61qc3id66hqsvj3fcb-util-linux-2.37.1-lib/include:/gnu/store/5gnr3qikzgdwpciwrjpj6if5rnxajhzi-pcre-8.45/include:/gnu/store/hjirgm7pwmc2biqz6d0fc1ajr3ha4v14-libffi-3.3/include:/gnu/store/k053qmqf8y92cpzlpfsgp745zvzpwy53-gdk-pixbuf-2.42.4/include:/gnu/store/hz2gq1g5shbqw8gzyn7ab2fx65xlc5na-libxext-1.3.4/include:/gnu/store/ilv57lvblkqjll1frcg7am500j94divk-libxcb-1.14/include:/gnu/store/rxxjsyah0kqrm0h1fv7vsrn06cry5a58-libdatrie-0.2.13/include:/gnu/store/nfwj046dd2l3b3vzfl1qypq6qi04wczp-icu4c-69.1/include:/gnu/store/xklpgg966kb54pm7vqwb195rzy6jl9s1-graphite2-1.3.13/include:/gnu/store/aix4wh80v9bcgpj0fn7663vqgkbczn9q-expat-2.4.1/include:/gnu/store/xrsm556lxh0ld2x8bskx6zba7wzq6jbm-libxdmcp-1.1.3/include:/gnu/store/sq0qmlp17pmbdfhm9q21wddasisyliw7-libxau-1.0.9/include'
environment variable `LIBRARY_PATH' set to `/gnu/store/w60y4m0fkidj3ir9l09rkvxmrm8ayys3-xorg-server-21.1.1/lib:/gnu/store/kdm9ry72fwfb62k4j24j0b8c7kb34jwg-libjpeg-turbo-2.0.5/lib:/gnu/store/pri7zcp9lbsh06andky2gk5qdvqxkpaa-libpng-1.6.37/lib:/gnu/store/c7br7p7dwa2xhbbqzvb9lq28gcilhy2z-jasper-2.0.33/lib:/gnu/store/chviqiwhj2ww7bpqjfppvmbfzx8cxlfp-ffmpeg-3.4.9/lib:/gnu/store/xxddk1w8428lp9223n631299vd8h24f9-libtiff-4.3.0/lib:/gnu/store/kgy8qz7v6wmrh3dshc68mzwyic5v7r3y-hdf5-1.10.7/lib:/gnu/store/yrvryfvq1dhlzxkhn9hbr78lrmxa9jal-libgphoto2-2.5.27/lib:/gnu/store/ikqr329nczyzwnmpjglqd6d3iwjp92pb-libwebp-1.2.0/lib:/gnu/store/rhrxyws0zzq02zpk6y9hhcbiibwag5ls-zlib-1.2.11/lib:/gnu/store/wrsgmlznw5r4cyd1wym9an0n5gxcn5xw-gtkglext-1.2.0/lib:/gnu/store/3xmlwzsdsx6y6662qavdg4vwvfvx8bsp-openexr-2.5.7/lib:/gnu/store/9z3d93nqalzy1wawlrn7r1vclfxn6ajf-ilmbase-2.5.7/lib:/gnu/store/qzjk2zplc0a69ryi7y3k6mmnpr82hykj-gtk+-2.24.33/lib:/gnu/store/wmhf3s1mrdmjcdkisfg5f7pap0wq4qcj-python-numpy-1.20.3/lib:/gnu/store/m3wflb5nmqi6lg2x8cy6j6ridgxdrr2m-protobuf-3.17.3/lib:/gnu/store/8x1hvm6xf98wrm2c58hf1j8vfywi524b-vtk-9.0.1/lib:/gnu/store/fmvmsjllz18d2hppxj723qjj788l1his-python-3.9.6/lib:/gnu/store/dmca74p8b9ik05mrsnvbviflbxrz9qaw-bzip2-1.0.8/lib:/gnu/store/s3577mn5iz2gjgkrava2sm914bgbnkd8-xz-5.2.5/lib:/gnu/store/61b8q6rgdfgd2ffdnyqk6gq2ckrnm007-file-5.39/lib:/gnu/store/sb75h0di8w5mhpn4wfhk7za6c7x3c97c-gawk-5.1.0/lib:/gnu/store/h8052068pq3a6rc903982ad2dd5ssxgk-binutils-2.37/lib:/gnu/store/skfhr2f8b7jnnpiarrrcjn6qx0xzfw00-glibc-2.33/lib:/gnu/store/66nrq0ra6d3jnsc24cms9lgzbyb9spr8-glibc-2.33-static/lib:/gnu/store/mnxbr2w45qrfi4bi7khl2yj56rjz9vbi-glibc-utf8-locales-2.33/lib:/gnu/store/67573mfpsws961dk3rgcxkai3v9lkgd6-pixman-0.40.0/lib:/gnu/store/lph0hyc1q2nlf61fsq82hxbqhv79xahy-mesa-21.2.5/lib:/gnu/store/3aslskjd4047kmdzaf910b2vrl64c95s-libxcvt-0.1.1/lib:/gnu/store/srbpdzasi5hp8vm7dxqsgrpwn1hcnw9d-libpciaccess-0.16/lib:/gnu/store/5fyrkhaq641mxkaa1y3k42w5ar50824g-libexif-0.6.22/lib:/gnu/store/anh4p6c0kqhd7bhs8f4avg4gvax9ggwb-pangox-compat-0.0.2/lib:/gnu/store/y5ih85a17axy7hjn8gxsr56bj814s82i-pango-1.48.10/lib:/gnu/store/isxqamcjjlx7whc195c9npm4nv1sbia9-glib-2.70.0/lib:/gnu/store/dbgk3vbq2gmkv3agf694dxq6b1yz0i9w-librsvg-2.40.21/lib:/gnu/store/mmm03yhgxwrml7cln4z5bf6y3pliw822-cairo-1.16.0/lib:/gnu/store/rpr4ka0x4bjk4yqxakf94pdaifk8j1x6-atk-2.36.0/lib:/gnu/store/linrm92zn2qf1a9xa33mcy2dnaxmkvgg-libogg-1.3.5/lib:/gnu/store/3hdj5227a4nif5dh143gzdyxld2blfa3-util-macros-1.19.3/lib:/gnu/store/2hnhgas3a8y8pqyvwlnz9lr3pzmxp5yi-libxxf86vm-1.1.4/lib:/gnu/store/j9vab42vm54xnh7j0sgy6vpgsgw7hwkm-libxshmfence-1.3/lib:/gnu/store/r6rki5vd98f3m8w7aklaqphcfxyp3plv-libxfixes-6.0.0/lib:/gnu/store/msxvkkqzc5kwvyw4h535gjdgp41jb8ab-libxdamage-1.1.5/lib:/gnu/store/6g4w5fj714blp022llkdmycpy0bgv93f-libx11-1.7.2/lib:/gnu/store/krx0jmlrj7zk4q0zsxj5xh9p56rjyj8a-libvdpau-1.4/lib:/gnu/store/l4z18wabhqqya876xxripbfa8dgfk88f-libdrm-2.4.107/lib:/gnu/store/0z61bjvc27dibl84d56hm4gxl6jy2bzv-libxrender-0.9.10/lib:/gnu/store/g82wz79lvn5pm1gdm6xsfir6pa9p1lp3-libxft-2.3.3/lib:/gnu/store/dkiwzd0sgw6ip8ylis05pakyfiqb3rzd-libthai-0.1.28/lib:/gnu/store/yfp8z5cri9kdzn33arp6ag183khgjh46-harfbuzz-2.8.2/lib:/gnu/store/k9fyjbfsz8gg8ygl90xnyljpvmxb783i-fribidi-1.0.9/lib:/gnu/store/h4lz81bmmbqpxwbal80kmizvld0bxp5c-freetype-2.10.4/lib:/gnu/store/1czhx0hgrnm0dg8vvslfkd1wn4x07ydh-fontconfig-minimal-2.13.94/lib:/gnu/store/6j2amh5dhgwkfn61qc3id66hqsvj3fcb-util-linux-2.37.1-lib/lib:/gnu/store/5gnr3qikzgdwpciwrjpj6if5rnxajhzi-pcre-8.45/lib:/gnu/store/hjirgm7pwmc2biqz6d0fc1ajr3ha4v14-libffi-3.3/lib:/gnu/store/k053qmqf8y92cpzlpfsgp745zvzpwy53-gdk-pixbuf-2.42.4/lib:/gnu/store/hz2gq1g5shbqw8gzyn7ab2fx65xlc5na-libxext-1.3.4/lib:/gnu/store/ilv57lvblkqjll1frcg7am500j94divk-libxcb-1.14/lib:/gnu/store/rxxjsyah0kqrm0h1fv7vsrn06cry5a58-libdatrie-0.2.13/lib:/gnu/store/nfwj046dd2l3b3vzfl1qypq6qi04wczp-icu4c-69.1/lib:/gnu/store/xklpgg966kb54pm7vqwb195rzy6jl9s1-graphite2-1.3.13/lib:/gnu/store/aix4wh80v9bcgpj0fn7663vqgkbczn9q-expat-2.4.1/lib:/gnu/store/xrsm556lxh0ld2x8bskx6zba7wzq6jbm-libxdmcp-1.1.3/lib:/gnu/store/sq0qmlp17pmbdfhm9q21wddasisyliw7-libxau-1.0.9/lib:/gnu/store/xdiri3r2fgm08licnapsji6c53ah9ijw-libpthread-stubs-0.4/lib'
environment variable `GUIX_LOCPATH' set to `/gnu/store/mnxbr2w45qrfi4bi7khl2yj56rjz9vbi-glibc-utf8-locales-2.33/lib/locale'
environment variable `XDG_DATA_DIRS' set to 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environment variable `GIO_EXTRA_MODULES' unset
environment variable `GDK_PIXBUF_MODULE_FILE' set to `/gnu/store/k053qmqf8y92cpzlpfsgp745zvzpwy53-gdk-pixbuf-2.42.4/lib/gdk-pixbuf-2.0/2.10.0/loaders.cache'
phase `set-paths' succeeded after 0.3 seconds
starting phase `add-ilmbase-include-path'
phase `add-ilmbase-include-path' succeeded after 0.0 seconds
starting phase `install-locale'
using 'en_US.utf8' locale for category "LC_ALL"
phase `install-locale' succeeded after 0.0 seconds
starting phase `unpack'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/CMakeLists.txt' -> `./CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/CONTRIBUTING.md' -> `./CONTRIBUTING.md'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/README.md' -> `./README.md'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/.gitattributes' -> `./.gitattributes'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/.gitignore' -> `./.gitignore'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/LICENSE' -> `./LICENSE'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/include/CMakeLists.txt' -> `./include/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/include/opencv2/opencv.hpp' -> `./include/opencv2/opencv.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/include/opencv/cxeigen.hpp' -> `./include/opencv/cxeigen.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/include/opencv/cxmisc.h' -> `./include/opencv/cxmisc.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/include/opencv/cvwimage.h' -> `./include/opencv/cvwimage.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/include/opencv/cv.h' -> `./include/opencv/cv.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/include/opencv/ml.h' -> `./include/opencv/ml.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/include/opencv/cv.hpp' -> `./include/opencv/cv.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/include/opencv/cxcore.hpp' -> `./include/opencv/cxcore.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/include/opencv/highgui.h' -> `./include/opencv/highgui.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/include/opencv/cvaux.h' -> `./include/opencv/cvaux.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/include/opencv/cvaux.hpp' -> `./include/opencv/cvaux.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/include/opencv/cxcore.h' -> `./include/opencv/cxcore.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVCompilerDefenses.cmake' -> `./cmake/OpenCVCompilerDefenses.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/FindCUDA.cmake' -> `./cmake/FindCUDA.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVFindVA.cmake' -> `./cmake/OpenCVFindVA.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVDetectInferenceEngine.cmake' -> `./cmake/OpenCVDetectInferenceEngine.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVFindVA_INTEL.cmake' -> `./cmake/OpenCVFindVA_INTEL.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVGenABI.cmake' -> `./cmake/OpenCVGenABI.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVDetectApacheAnt.cmake' -> `./cmake/OpenCVDetectApacheAnt.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVFindMatlab.cmake' -> `./cmake/OpenCVFindMatlab.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/copy_files.cmake' -> `./cmake/copy_files.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVPylint.cmake' -> `./cmake/OpenCVPylint.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVDownload.cmake' -> `./cmake/OpenCVDownload.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVGenHeaders.cmake' -> `./cmake/OpenCVGenHeaders.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVFindProtobuf.cmake' -> `./cmake/OpenCVFindProtobuf.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVPackaging.cmake' -> `./cmake/OpenCVPackaging.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVDetectDirectX.cmake' -> `./cmake/OpenCVDetectDirectX.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVFindIPP.cmake' -> `./cmake/OpenCVFindIPP.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVDetectCXXCompiler.cmake' -> `./cmake/OpenCVDetectCXXCompiler.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVDetectMediaSDK.cmake' -> `./cmake/OpenCVDetectMediaSDK.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/FindOpenVX.cmake' -> `./cmake/FindOpenVX.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/FindFlake8.cmake' -> `./cmake/FindFlake8.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVModule.cmake' -> `./cmake/OpenCVModule.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVGenAndroidMK.cmake' -> `./cmake/OpenCVGenAndroidMK.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVDetectTrace.cmake' -> `./cmake/OpenCVDetectTrace.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVPCHSupport.cmake' -> `./cmake/OpenCVPCHSupport.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVDetectPython.cmake' -> `./cmake/OpenCVDetectPython.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVFindOpenNI2.cmake' -> `./cmake/OpenCVFindOpenNI2.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/FindPylint.cmake' -> `./cmake/FindPylint.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVGenInfoPlist.cmake' -> `./cmake/OpenCVGenInfoPlist.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVCRTLinkage.cmake' -> `./cmake/OpenCVCRTLinkage.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVFindIPPAsync.cmake' -> `./cmake/OpenCVFindIPPAsync.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVFindOpenEXR.cmake' -> `./cmake/OpenCVFindOpenEXR.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVFindIPPIW.cmake' -> `./cmake/OpenCVFindIPPIW.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVDetectVTK.cmake' -> `./cmake/OpenCVDetectVTK.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVDetectTBB.cmake' -> `./cmake/OpenCVDetectTBB.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVFindLibsGrfmt.cmake' -> `./cmake/OpenCVFindLibsGrfmt.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVFindLibsVideo.cmake' -> `./cmake/OpenCVFindLibsVideo.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVFindOpenBLAS.cmake' -> `./cmake/OpenCVFindOpenBLAS.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVUtils.cmake' -> `./cmake/OpenCVUtils.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/cl2cpp.cmake' -> `./cmake/cl2cpp.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVFindXimea.cmake' -> `./cmake/OpenCVFindXimea.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/FindGstreamerWindows.cmake' -> `./cmake/FindGstreamerWindows.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVVersion.cmake' -> `./cmake/OpenCVVersion.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVGenConfig.cmake' -> `./cmake/OpenCVGenConfig.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVFindLAPACK.cmake' -> `./cmake/OpenCVFindLAPACK.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVFindIntelPerCSDK.cmake' -> `./cmake/OpenCVFindIntelPerCSDK.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVFindLATEX.cmake' -> `./cmake/OpenCVFindLATEX.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVExtraTargets.cmake' -> `./cmake/OpenCVExtraTargets.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVFindAtlas.cmake' -> `./cmake/OpenCVFindAtlas.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVDetectCUDA.cmake' -> `./cmake/OpenCVDetectCUDA.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVFindOpenNI.cmake' -> `./cmake/OpenCVFindOpenNI.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVFindWebP.cmake' -> `./cmake/OpenCVFindWebP.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVFindLibsPerf.cmake' -> `./cmake/OpenCVFindLibsPerf.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVCompilerOptions.cmake' -> `./cmake/OpenCVCompilerOptions.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVMinDepVersions.cmake' -> `./cmake/OpenCVMinDepVersions.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVDetectOpenCL.cmake' -> `./cmake/OpenCVDetectOpenCL.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVDetectHalide.cmake' -> `./cmake/OpenCVDetectHalide.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVFindMKL.cmake' -> `./cmake/OpenCVFindMKL.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVFindLibsGUI.cmake' -> `./cmake/OpenCVFindLibsGUI.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVDetectCStripes.cmake' -> `./cmake/OpenCVDetectCStripes.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVCompilerOptimizations.cmake' -> `./cmake/OpenCVCompilerOptimizations.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/OpenCVGenPkgconfig.cmake' -> `./cmake/OpenCVGenPkgconfig.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/android/OpenCVDetectAndroidSDK.cmake' -> `./cmake/android/OpenCVDetectAndroidSDK.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/android/android_gradle_projects.cmake' -> `./cmake/android/android_gradle_projects.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/android/android_ant_projects.cmake' -> `./cmake/android/android_ant_projects.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/FindCUDA/parse_cubin.cmake' -> `./cmake/FindCUDA/parse_cubin.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/FindCUDA/make2cmake.cmake' -> `./cmake/FindCUDA/make2cmake.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/FindCUDA/run_nvcc.cmake' -> `./cmake/FindCUDA/run_nvcc.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/checks/cpu_sse2.cpp' -> `./cmake/checks/cpu_sse2.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/checks/cpu_avx512.cpp' -> `./cmake/checks/cpu_avx512.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/checks/lapack_check.cpp' -> `./cmake/checks/lapack_check.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/checks/cpu_neon.cpp' -> `./cmake/checks/cpu_neon.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/checks/cpu_ssse3.cpp' -> `./cmake/checks/cpu_ssse3.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/checks/cpu_fp16.cpp' -> `./cmake/checks/cpu_fp16.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/checks/openvx_refenum_test.cpp' -> `./cmake/checks/openvx_refenum_test.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/checks/OpenCVDetectCudaArch.cu' -> `./cmake/checks/OpenCVDetectCudaArch.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/checks/directx.cpp' -> `./cmake/checks/directx.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/checks/cxx11.cpp' -> `./cmake/checks/cxx11.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/checks/cpu_avx.cpp' -> `./cmake/checks/cpu_avx.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/checks/cpu_avx512skx.cpp' -> `./cmake/checks/cpu_avx512skx.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/checks/cpu_sse3.cpp' -> `./cmake/checks/cpu_sse3.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/checks/ffmpeg_test.cpp' -> `./cmake/checks/ffmpeg_test.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/checks/vfwtest.cpp' -> `./cmake/checks/vfwtest.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/checks/win32uitest.cpp' -> `./cmake/checks/win32uitest.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/checks/cpu_vsx.cpp' -> `./cmake/checks/cpu_vsx.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/checks/opencl.cpp' -> `./cmake/checks/opencl.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/checks/cpu_sse41.cpp' -> `./cmake/checks/cpu_sse41.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/checks/cpu_avx2.cpp' -> `./cmake/checks/cpu_avx2.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/checks/cpu_sse.cpp' -> `./cmake/checks/cpu_sse.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/checks/cpu_sse42.cpp' -> `./cmake/checks/cpu_sse42.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/checks/cpu_popcnt.cpp' -> `./cmake/checks/cpu_popcnt.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/templates/OpenCVConfig.root-ANDROID.cmake.in' -> `./cmake/templates/OpenCVConfig.root-ANDROID.cmake.in'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/templates/custom_hal.hpp.in' -> `./cmake/templates/custom_hal.hpp.in'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/templates/cv_cpu_config.h.in' -> `./cmake/templates/cv_cpu_config.h.in'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/templates/opencv_run_all_tests_unix.sh.in' -> `./cmake/templates/opencv_run_all_tests_unix.sh.in'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/templates/opencv_run_all_tests_android.sh.in' -> `./cmake/templates/opencv_run_all_tests_android.sh.in'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/templates/OpenCVConfig-CUDA.cmake.in' -> `./cmake/templates/OpenCVConfig-CUDA.cmake.in'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/templates/OpenCV.mk.in' -> `./cmake/templates/OpenCV.mk.in'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/templates/OpenCVConfig-IPPIW.cmake.in' -> `./cmake/templates/OpenCVConfig-IPPIW.cmake.in'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/templates/OpenCVConfig-ANDROID.cmake.in' -> `./cmake/templates/OpenCVConfig-ANDROID.cmake.in'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/templates/OpenCVConfig-IPPICV.cmake.in' -> `./cmake/templates/OpenCVConfig-IPPICV.cmake.in'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/templates/cmake_uninstall.cmake.in' -> `./cmake/templates/cmake_uninstall.cmake.in'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/templates/OpenCVConfig.root-WIN32.cmake.in' -> `./cmake/templates/OpenCVConfig.root-WIN32.cmake.in'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/templates/OpenCV-abi.mk.in' -> `./cmake/templates/OpenCV-abi.mk.in'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/templates/OpenCVConfig-version.cmake.in' -> `./cmake/templates/OpenCVConfig-version.cmake.in'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/templates/opencv_modules.hpp.in' -> `./cmake/templates/opencv_modules.hpp.in'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/templates/opencv-XXX.pc.in' -> `./cmake/templates/opencv-XXX.pc.in'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/templates/cvconfig.h.in' -> `./cmake/templates/cvconfig.h.in'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/templates/opencv_abi.xml.in' -> `./cmake/templates/opencv_abi.xml.in'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/templates/pylint.cmake.in' -> `./cmake/templates/pylint.cmake.in'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/templates/opencv_run_all_tests_windows.cmd.in' -> `./cmake/templates/opencv_run_all_tests_windows.cmd.in'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/templates/OpenCVConfig.cmake.in' -> `./cmake/templates/OpenCVConfig.cmake.in'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/cmake/templates/vs_version.rc.in' -> `./cmake/templates/vs_version.rc.in'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/readme.txt' -> `./platforms/readme.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/maven/README.md' -> `./platforms/maven/README.md'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/maven/.gitignore' -> `./platforms/maven/.gitignore'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/maven/pom.xml' -> `./platforms/maven/pom.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/maven/opencv-it/pom.xml' -> `./platforms/maven/opencv-it/pom.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/maven/opencv-it/src/test/java/org/opencv/osgi/DeployOpenCVTest.java' -> `./platforms/maven/opencv-it/src/test/java/org/opencv/osgi/DeployOpenCVTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/maven/opencv/pom.xml' -> `./platforms/maven/opencv/pom.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/maven/opencv/resources/OSGI-INF/blueprint/blueprint.xml' -> `./platforms/maven/opencv/resources/OSGI-INF/blueprint/blueprint.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/maven/opencv/scripts/functions' -> `./platforms/maven/opencv/scripts/functions'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/maven/opencv/scripts/execstack_check' -> `./platforms/maven/opencv/scripts/execstack_check'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/maven/opencv/scripts/properties' -> `./platforms/maven/opencv/scripts/properties'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/maven/opencv/scripts/deb_package_check' -> `./platforms/maven/opencv/scripts/deb_package_check'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/linux/arm.toolchain.cmake' -> `./platforms/linux/arm.toolchain.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/linux/ppcat.toolchain.cmake' -> `./platforms/linux/ppcat.toolchain.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/linux/arm-gnueabi.toolchain.cmake' -> `./platforms/linux/arm-gnueabi.toolchain.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/linux/ppc64-gnu.toolchain.cmake' -> `./platforms/linux/ppc64-gnu.toolchain.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/linux/ppc64le-gnu.toolchain.cmake' -> `./platforms/linux/ppc64le-gnu.toolchain.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/linux/aarch64-gnu.toolchain.cmake' -> `./platforms/linux/aarch64-gnu.toolchain.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/linux/gnu.toolchain.cmake' -> `./platforms/linux/gnu.toolchain.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/android/ndk-16.config.py' -> `./platforms/android/ndk-16.config.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/android/ndk-17.config.py' -> `./platforms/android/ndk-17.config.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/android/README.android' -> `./platforms/android/README.android'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/android/android.toolchain.cmake' -> `./platforms/android/android.toolchain.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/android/ndk-10.config.py' -> `./platforms/android/ndk-10.config.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/android/build_sdk.py' -> `./platforms/android/build_sdk.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/android/build-tests/test_ant_build.py' -> `./platforms/android/build-tests/test_ant_build.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/android/build-tests/test_cmake_build.py' -> `./platforms/android/build-tests/test_cmake_build.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/android/build-tests/test_ndk_build.py' -> `./platforms/android/build-tests/test_ndk_build.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/android/service/readme.txt' -> `./platforms/android/service/readme.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/android/service/CMakeLists.txt' -> `./platforms/android/service/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/android/service/engine/AndroidManifest.xml' -> `./platforms/android/service/engine/AndroidManifest.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/android/service/engine/project.properties' -> `./platforms/android/service/engine/project.properties'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/android/service/engine/CMakeLists.txt' -> `./platforms/android/service/engine/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/android/service/engine/.project' -> `./platforms/android/service/engine/.project'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/android/service/engine/.classpath' -> `./platforms/android/service/engine/.classpath'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/android/service/engine/build.xml' -> `./platforms/android/service/engine/build.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/android/service/engine/src/org/opencv/engine/OpenCVEngineService.java' -> `./platforms/android/service/engine/src/org/opencv/engine/OpenCVEngineService.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/android/service/engine/src/org/opencv/engine/OpenCVEngineInterface.aidl' -> `./platforms/android/service/engine/src/org/opencv/engine/OpenCVEngineInterface.aidl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/android/service/engine/src/org/opencv/engine/HardwareDetector.java' -> `./platforms/android/service/engine/src/org/opencv/engine/HardwareDetector.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/android/service/engine/src/org/opencv/engine/MarketConnector.java' -> `./platforms/android/service/engine/src/org/opencv/engine/MarketConnector.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/android/service/engine/src/org/opencv/engine/manager/ManagerActivity.java' -> `./platforms/android/service/engine/src/org/opencv/engine/manager/ManagerActivity.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/android/service/engine/res/drawable/icon.png' -> `./platforms/android/service/engine/res/drawable/icon.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/android/service/engine/res/layout/main.xml' -> `./platforms/android/service/engine/res/layout/main.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/android/service/engine/res/values/strings.xml' -> `./platforms/android/service/engine/res/values/strings.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/osx/build_framework.py' -> `./platforms/osx/build_framework.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/osx/Info.plist.in' -> `./platforms/osx/Info.plist.in'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/js/build_js.py' -> `./platforms/js/build_js.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/js/README.md' -> `./platforms/js/README.md'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/scripts/valgrind_3rdparty.supp' -> `./platforms/scripts/valgrind_3rdparty.supp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/scripts/pylintrc' -> `./platforms/scripts/pylintrc'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/scripts/valgrind.supp' -> `./platforms/scripts/valgrind.supp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/winrt/readme.txt' -> `./platforms/winrt/readme.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/winrt/setup_winrt.bat' -> `./platforms/winrt/setup_winrt.bat'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/winrt/setup_winrt.ps1' -> `./platforms/winrt/setup_winrt.ps1'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/ios/readme.txt' -> `./platforms/ios/readme.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/ios/Info.Dynamic.plist.in' -> `./platforms/ios/Info.Dynamic.plist.in'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/ios/build_framework.py' -> `./platforms/ios/build_framework.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/ios/Info.plist.in' -> `./platforms/ios/Info.plist.in'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/ios/cmake/Modules/Platform/iOS.cmake' -> `./platforms/ios/cmake/Modules/Platform/iOS.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/ios/cmake/Toolchains/Toolchain-iPhoneOS_Xcode.cmake' -> `./platforms/ios/cmake/Toolchains/Toolchain-iPhoneOS_Xcode.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/ios/cmake/Toolchains/Toolchain-iPhoneSimulator_Xcode.cmake' -> `./platforms/ios/cmake/Toolchains/Toolchain-iPhoneSimulator_Xcode.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/platforms/ios/cmake/Toolchains/common-ios-toolchain.cmake' -> `./platforms/ios/cmake/Toolchains/common-ios-toolchain.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/CMakeLists.txt' -> `./apps/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/traincascade/old_ml_data.cpp' -> `./apps/traincascade/old_ml_data.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/traincascade/old_ml_inner_functions.cpp' -> `./apps/traincascade/old_ml_inner_functions.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/traincascade/cascadeclassifier.cpp' -> `./apps/traincascade/cascadeclassifier.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/traincascade/CMakeLists.txt' -> `./apps/traincascade/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/traincascade/cascadeclassifier.h' -> `./apps/traincascade/cascadeclassifier.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/traincascade/old_ml.hpp' -> `./apps/traincascade/old_ml.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/traincascade/traincascade_features.h' -> `./apps/traincascade/traincascade_features.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/traincascade/traincascade.cpp' -> `./apps/traincascade/traincascade.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/traincascade/imagestorage.cpp' -> `./apps/traincascade/imagestorage.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/traincascade/old_ml_precomp.hpp' -> `./apps/traincascade/old_ml_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/traincascade/boost.cpp' -> `./apps/traincascade/boost.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/traincascade/boost.h' -> `./apps/traincascade/boost.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/traincascade/old_ml_tree.cpp' -> `./apps/traincascade/old_ml_tree.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/traincascade/features.cpp' -> `./apps/traincascade/features.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/traincascade/lbpfeatures.cpp' -> `./apps/traincascade/lbpfeatures.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/traincascade/HOGfeatures.cpp' -> `./apps/traincascade/HOGfeatures.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/traincascade/imagestorage.h' -> `./apps/traincascade/imagestorage.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/traincascade/haarfeatures.cpp' -> `./apps/traincascade/haarfeatures.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/traincascade/haarfeatures.h' -> `./apps/traincascade/haarfeatures.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/traincascade/lbpfeatures.h' -> `./apps/traincascade/lbpfeatures.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/traincascade/HOGfeatures.h' -> `./apps/traincascade/HOGfeatures.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/traincascade/old_ml_boost.cpp' -> `./apps/traincascade/old_ml_boost.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/createsamples/utility.hpp' -> `./apps/createsamples/utility.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/createsamples/CMakeLists.txt' -> `./apps/createsamples/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/createsamples/utility.cpp' -> `./apps/createsamples/utility.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/createsamples/createsamples.cpp' -> `./apps/createsamples/createsamples.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/annotation/CMakeLists.txt' -> `./apps/annotation/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/annotation/opencv_annotation.cpp' -> `./apps/annotation/opencv_annotation.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/version/CMakeLists.txt' -> `./apps/version/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/version/opencv_version.cpp' -> `./apps/version/opencv_version.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/interactive-calibration/main.cpp' -> `./apps/interactive-calibration/main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/interactive-calibration/rotationConverters.cpp' -> `./apps/interactive-calibration/rotationConverters.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/interactive-calibration/parametersController.hpp' -> `./apps/interactive-calibration/parametersController.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/interactive-calibration/calibCommon.hpp' -> `./apps/interactive-calibration/calibCommon.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/interactive-calibration/CMakeLists.txt' -> `./apps/interactive-calibration/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/interactive-calibration/frameProcessor.cpp' -> `./apps/interactive-calibration/frameProcessor.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/interactive-calibration/calibController.hpp' -> `./apps/interactive-calibration/calibController.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/interactive-calibration/rotationConverters.hpp' -> `./apps/interactive-calibration/rotationConverters.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/interactive-calibration/frameProcessor.hpp' -> `./apps/interactive-calibration/frameProcessor.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/interactive-calibration/calibPipeline.cpp' -> `./apps/interactive-calibration/calibPipeline.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/interactive-calibration/calibPipeline.hpp' -> `./apps/interactive-calibration/calibPipeline.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/interactive-calibration/parametersController.cpp' -> `./apps/interactive-calibration/parametersController.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/interactive-calibration/defaultConfig.xml' -> `./apps/interactive-calibration/defaultConfig.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/interactive-calibration/calibController.cpp' -> `./apps/interactive-calibration/calibController.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/visualisation/CMakeLists.txt' -> `./apps/visualisation/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/apps/visualisation/opencv_visualisation.cpp' -> `./apps/visualisation/opencv_visualisation.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/.github/PULL_REQUEST_TEMPLATE.md' -> `./.github/PULL_REQUEST_TEMPLATE.md'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/.github/ISSUE_TEMPLATE.md' -> `./.github/ISSUE_TEMPLATE.md'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/CMakeLists.txt' -> `./modules/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/CMakeLists.txt' -> `./modules/imgcodecs/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/src/grfmt_tiff.hpp' -> `./modules/imgcodecs/src/grfmt_tiff.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/src/utils.hpp' -> `./modules/imgcodecs/src/utils.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/src/rgbe.hpp' -> `./modules/imgcodecs/src/rgbe.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/src/grfmt_jpeg2000.cpp' -> `./modules/imgcodecs/src/grfmt_jpeg2000.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/src/grfmt_gdal.cpp' -> `./modules/imgcodecs/src/grfmt_gdal.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/src/grfmt_gdcm.cpp' -> `./modules/imgcodecs/src/grfmt_gdcm.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/src/grfmt_gdcm.hpp' -> `./modules/imgcodecs/src/grfmt_gdcm.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/src/grfmt_pxm.hpp' -> `./modules/imgcodecs/src/grfmt_pxm.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/src/grfmt_hdr.hpp' -> `./modules/imgcodecs/src/grfmt_hdr.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/src/ios_conversions.mm' -> `./modules/imgcodecs/src/ios_conversions.mm'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/src/grfmt_exr.hpp' -> `./modules/imgcodecs/src/grfmt_exr.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/src/rgbe.cpp' -> `./modules/imgcodecs/src/rgbe.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/src/precomp.hpp' -> `./modules/imgcodecs/src/precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/src/grfmt_jpeg.hpp' -> `./modules/imgcodecs/src/grfmt_jpeg.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/src/loadsave.cpp' -> `./modules/imgcodecs/src/loadsave.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/src/grfmts.hpp' -> `./modules/imgcodecs/src/grfmts.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/src/grfmt_bmp.cpp' -> `./modules/imgcodecs/src/grfmt_bmp.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/src/grfmt_base.hpp' -> `./modules/imgcodecs/src/grfmt_base.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/src/grfmt_bmp.hpp' -> `./modules/imgcodecs/src/grfmt_bmp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/src/grfmt_pam.hpp' -> `./modules/imgcodecs/src/grfmt_pam.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/src/grfmt_sunras.hpp' -> `./modules/imgcodecs/src/grfmt_sunras.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/src/grfmt_pxm.cpp' -> `./modules/imgcodecs/src/grfmt_pxm.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/src/grfmt_png.cpp' -> `./modules/imgcodecs/src/grfmt_png.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/src/grfmt_tiff.cpp' -> `./modules/imgcodecs/src/grfmt_tiff.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/src/grfmt_jpeg2000.hpp' -> `./modules/imgcodecs/src/grfmt_jpeg2000.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/src/grfmt_webp.cpp' -> `./modules/imgcodecs/src/grfmt_webp.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/src/grfmt_png.hpp' -> `./modules/imgcodecs/src/grfmt_png.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/src/utils.cpp' -> `./modules/imgcodecs/src/utils.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/src/grfmt_gdal.hpp' -> `./modules/imgcodecs/src/grfmt_gdal.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/src/exif.hpp' -> `./modules/imgcodecs/src/exif.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/src/grfmt_hdr.cpp' -> `./modules/imgcodecs/src/grfmt_hdr.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/src/grfmt_exr.cpp' -> `./modules/imgcodecs/src/grfmt_exr.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/src/bitstrm.cpp' -> `./modules/imgcodecs/src/bitstrm.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/src/grfmt_pam.cpp' -> `./modules/imgcodecs/src/grfmt_pam.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/src/grfmt_base.cpp' -> `./modules/imgcodecs/src/grfmt_base.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/src/grfmt_sunras.cpp' -> `./modules/imgcodecs/src/grfmt_sunras.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/src/grfmt_webp.hpp' -> `./modules/imgcodecs/src/grfmt_webp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/src/bitstrm.hpp' -> `./modules/imgcodecs/src/bitstrm.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/src/grfmt_jpeg.cpp' -> `./modules/imgcodecs/src/grfmt_jpeg.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/src/exif.cpp' -> `./modules/imgcodecs/src/exif.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/include/opencv2/imgcodecs.hpp' -> `./modules/imgcodecs/include/opencv2/imgcodecs.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/include/opencv2/imgcodecs/ios.h' -> `./modules/imgcodecs/include/opencv2/imgcodecs/ios.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/include/opencv2/imgcodecs/imgcodecs_c.h' -> `./modules/imgcodecs/include/opencv2/imgcodecs/imgcodecs_c.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/include/opencv2/imgcodecs/imgcodecs.hpp' -> `./modules/imgcodecs/include/opencv2/imgcodecs/imgcodecs.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/misc/java/test/ImgcodecsTest.java' -> `./modules/imgcodecs/misc/java/test/ImgcodecsTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/test/test_read_write.cpp' -> `./modules/imgcodecs/test/test_read_write.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/test/test_precomp.hpp' -> `./modules/imgcodecs/test/test_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/test/test_grfmt.cpp' -> `./modules/imgcodecs/test/test_grfmt.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/test/test_png.cpp' -> `./modules/imgcodecs/test/test_png.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/test/test_tiff.cpp' -> `./modules/imgcodecs/test/test_tiff.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/test/test_webp.cpp' -> `./modules/imgcodecs/test/test_webp.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/test/test_main.cpp' -> `./modules/imgcodecs/test/test_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/test/test_jpeg.cpp' -> `./modules/imgcodecs/test/test_jpeg.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/perf/perf_precomp.hpp' -> `./modules/imgcodecs/perf/perf_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgcodecs/perf/perf_main.cpp' -> `./modules/imgcodecs/perf/perf_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/CMakeLists.txt' -> `./modules/stitching/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/src/util_log.hpp' -> `./modules/stitching/src/util_log.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/src/stitcher.cpp' -> `./modules/stitching/src/stitcher.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/src/util.cpp' -> `./modules/stitching/src/util.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/src/autocalib.cpp' -> `./modules/stitching/src/autocalib.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/src/exposure_compensate.cpp' -> `./modules/stitching/src/exposure_compensate.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/src/precomp.hpp' -> `./modules/stitching/src/precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/src/warpers.cpp' -> `./modules/stitching/src/warpers.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/src/warpers_cuda.cpp' -> `./modules/stitching/src/warpers_cuda.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/src/camera.cpp' -> `./modules/stitching/src/camera.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/src/matchers.cpp' -> `./modules/stitching/src/matchers.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/src/timelapsers.cpp' -> `./modules/stitching/src/timelapsers.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/src/blenders.cpp' -> `./modules/stitching/src/blenders.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/src/seam_finders.cpp' -> `./modules/stitching/src/seam_finders.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/src/motion_estimators.cpp' -> `./modules/stitching/src/motion_estimators.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/src/opencl/warpers.cl' -> `./modules/stitching/src/opencl/warpers.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/src/opencl/multibandblend.cl' -> `./modules/stitching/src/opencl/multibandblend.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/src/cuda/build_warp_maps.cu' -> `./modules/stitching/src/cuda/build_warp_maps.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/src/cuda/multiband_blend.cu' -> `./modules/stitching/src/cuda/multiband_blend.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/include/opencv2/stitching.hpp' -> `./modules/stitching/include/opencv2/stitching.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/include/opencv2/stitching/warpers.hpp' -> `./modules/stitching/include/opencv2/stitching/warpers.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/include/opencv2/stitching/detail/motion_estimators.hpp' -> `./modules/stitching/include/opencv2/stitching/detail/motion_estimators.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/include/opencv2/stitching/detail/camera.hpp' -> `./modules/stitching/include/opencv2/stitching/detail/camera.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/include/opencv2/stitching/detail/util.hpp' -> `./modules/stitching/include/opencv2/stitching/detail/util.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/include/opencv2/stitching/detail/warpers.hpp' -> `./modules/stitching/include/opencv2/stitching/detail/warpers.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/include/opencv2/stitching/detail/matchers.hpp' -> `./modules/stitching/include/opencv2/stitching/detail/matchers.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/include/opencv2/stitching/detail/util_inl.hpp' -> `./modules/stitching/include/opencv2/stitching/detail/util_inl.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/include/opencv2/stitching/detail/warpers_inl.hpp' -> `./modules/stitching/include/opencv2/stitching/detail/warpers_inl.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/include/opencv2/stitching/detail/blenders.hpp' -> `./modules/stitching/include/opencv2/stitching/detail/blenders.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/include/opencv2/stitching/detail/timelapsers.hpp' -> `./modules/stitching/include/opencv2/stitching/detail/timelapsers.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/include/opencv2/stitching/detail/exposure_compensate.hpp' -> `./modules/stitching/include/opencv2/stitching/detail/exposure_compensate.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/include/opencv2/stitching/detail/autocalib.hpp' -> `./modules/stitching/include/opencv2/stitching/detail/autocalib.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/include/opencv2/stitching/detail/seam_finders.hpp' -> `./modules/stitching/include/opencv2/stitching/detail/seam_finders.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/misc/python/pyopencv_stitching.hpp' -> `./modules/stitching/misc/python/pyopencv_stitching.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/test/test_blenders.cpp' -> `./modules/stitching/test/test_blenders.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/test/test_precomp.hpp' -> `./modules/stitching/test/test_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/test/test_matchers.cpp' -> `./modules/stitching/test/test_matchers.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/test/test_main.cpp' -> `./modules/stitching/test/test_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/test/test_blenders.cuda.cpp' -> `./modules/stitching/test/test_blenders.cuda.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/test/ocl/test_warpers.cpp' -> `./modules/stitching/test/ocl/test_warpers.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/perf/perf_precomp.hpp' -> `./modules/stitching/perf/perf_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/perf/perf_estimators.cpp' -> `./modules/stitching/perf/perf_estimators.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/perf/perf_main.cpp' -> `./modules/stitching/perf/perf_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/perf/perf_matchers.cpp' -> `./modules/stitching/perf/perf_matchers.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/perf/perf_stich.cpp' -> `./modules/stitching/perf/perf_stich.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/perf/opencl/perf_stitch.cpp' -> `./modules/stitching/perf/opencl/perf_stitch.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/perf/opencl/perf_warpers.cpp' -> `./modules/stitching/perf/opencl/perf_warpers.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/stitching/doc/StitchingPipeline.jpg' -> `./modules/stitching/doc/StitchingPipeline.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudacodec/CMakeLists.txt' -> `./modules/cudacodec/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudacodec/src/cuvid_video_source.cpp' -> `./modules/cudacodec/src/cuvid_video_source.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudacodec/src/ffmpeg_video_source.hpp' -> `./modules/cudacodec/src/ffmpeg_video_source.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudacodec/src/frame_queue.hpp' -> `./modules/cudacodec/src/frame_queue.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudacodec/src/video_parser.hpp' -> `./modules/cudacodec/src/video_parser.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudacodec/src/video_decoder.hpp' -> `./modules/cudacodec/src/video_decoder.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudacodec/src/video_parser.cpp' -> `./modules/cudacodec/src/video_parser.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudacodec/src/video_source.cpp' -> `./modules/cudacodec/src/video_source.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudacodec/src/precomp.hpp' -> `./modules/cudacodec/src/precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudacodec/src/thread.cpp' -> `./modules/cudacodec/src/thread.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudacodec/src/video_reader.cpp' -> `./modules/cudacodec/src/video_reader.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudacodec/src/cuvid_video_source.hpp' -> `./modules/cudacodec/src/cuvid_video_source.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudacodec/src/video_source.hpp' -> `./modules/cudacodec/src/video_source.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudacodec/src/video_writer.cpp' -> `./modules/cudacodec/src/video_writer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudacodec/src/frame_queue.cpp' -> `./modules/cudacodec/src/frame_queue.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudacodec/src/ffmpeg_video_source.cpp' -> `./modules/cudacodec/src/ffmpeg_video_source.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudacodec/src/thread.hpp' -> `./modules/cudacodec/src/thread.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudacodec/src/video_decoder.cpp' -> `./modules/cudacodec/src/video_decoder.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudacodec/src/cuda/rgb_to_yv12.cu' -> `./modules/cudacodec/src/cuda/rgb_to_yv12.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudacodec/src/cuda/nv12_to_rgb.cu' -> `./modules/cudacodec/src/cuda/nv12_to_rgb.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudacodec/include/opencv2/cudacodec.hpp' -> `./modules/cudacodec/include/opencv2/cudacodec.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudacodec/test/test_video.cpp' -> `./modules/cudacodec/test/test_video.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudacodec/test/test_precomp.hpp' -> `./modules/cudacodec/test/test_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudacodec/test/test_main.cpp' -> `./modules/cudacodec/test/test_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudacodec/perf/perf_precomp.hpp' -> `./modules/cudacodec/perf/perf_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudacodec/perf/perf_main.cpp' -> `./modules/cudacodec/perf/perf_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudacodec/perf/perf_video.cpp' -> `./modules/cudacodec/perf/perf_video.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/highgui/CMakeLists.txt' -> `./modules/highgui/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/highgui/src/window_winrt.cpp' -> `./modules/highgui/src/window_winrt.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/highgui/src/window_QT.h' -> `./modules/highgui/src/window_QT.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/highgui/src/roiSelector.cpp' -> `./modules/highgui/src/roiSelector.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/highgui/src/precomp.hpp' -> `./modules/highgui/src/precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/highgui/src/window_w32.cpp' -> `./modules/highgui/src/window_w32.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/highgui/src/window_winrt_bridge.hpp' -> `./modules/highgui/src/window_winrt_bridge.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/highgui/src/window_QT.qrc' -> `./modules/highgui/src/window_QT.qrc'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/highgui/src/window_gtk.cpp' -> `./modules/highgui/src/window_gtk.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/highgui/src/window.cpp' -> `./modules/highgui/src/window.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/highgui/src/window_winrt_bridge.cpp' -> `./modules/highgui/src/window_winrt_bridge.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/highgui/src/window_QT.cpp' -> `./modules/highgui/src/window_QT.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/highgui/src/window_carbon.cpp' -> `./modules/highgui/src/window_carbon.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/highgui/src/window_cocoa.mm' -> `./modules/highgui/src/window_cocoa.mm'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/highgui/src/files_Qt/stylesheet_trackbar.qss' -> `./modules/highgui/src/files_Qt/stylesheet_trackbar.qss'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/highgui/include/opencv2/highgui.hpp' -> `./modules/highgui/include/opencv2/highgui.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/highgui/include/opencv2/highgui/highgui_winrt.hpp' -> `./modules/highgui/include/opencv2/highgui/highgui_winrt.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/highgui/include/opencv2/highgui/highgui.hpp' -> `./modules/highgui/include/opencv2/highgui/highgui.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/highgui/include/opencv2/highgui/highgui_c.h' -> `./modules/highgui/include/opencv2/highgui/highgui_c.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/highgui/misc/java/filelist' -> `./modules/highgui/misc/java/filelist'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/highgui/misc/java/src/java/highgui+HighGui.java' -> `./modules/highgui/misc/java/src/java/highgui+HighGui.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/highgui/misc/java/src/java/highgui+ImageWindow.java' -> `./modules/highgui/misc/java/src/java/highgui+ImageWindow.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/highgui/test/test_gui.cpp' -> `./modules/highgui/test/test_gui.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/highgui/test/test_precomp.hpp' -> `./modules/highgui/test/test_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/highgui/test/test_main.cpp' -> `./modules/highgui/test/test_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/highgui/doc/pics/qtgui.png' -> `./modules/highgui/doc/pics/qtgui.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudabgsegm/CMakeLists.txt' -> `./modules/cudabgsegm/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudabgsegm/src/precomp.hpp' -> `./modules/cudabgsegm/src/precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudabgsegm/src/mog.cpp' -> `./modules/cudabgsegm/src/mog.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudabgsegm/src/mog2.cpp' -> `./modules/cudabgsegm/src/mog2.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudabgsegm/src/cuda/mog2.cu' -> `./modules/cudabgsegm/src/cuda/mog2.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudabgsegm/src/cuda/mog.cu' -> `./modules/cudabgsegm/src/cuda/mog.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudabgsegm/include/opencv2/cudabgsegm.hpp' -> `./modules/cudabgsegm/include/opencv2/cudabgsegm.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudabgsegm/test/test_precomp.hpp' -> `./modules/cudabgsegm/test/test_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudabgsegm/test/test_bgsegm.cpp' -> `./modules/cudabgsegm/test/test_bgsegm.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudabgsegm/test/test_main.cpp' -> `./modules/cudabgsegm/test/test_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudabgsegm/perf/perf_precomp.hpp' -> `./modules/cudabgsegm/perf/perf_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudabgsegm/perf/perf_main.cpp' -> `./modules/cudabgsegm/perf/perf_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudabgsegm/perf/perf_bgsegm.cpp' -> `./modules/cudabgsegm/perf/perf_bgsegm.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/CMakeLists.txt' -> `./modules/features2d/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/src/main.cpp' -> `./modules/features2d/src/main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/src/feature2d.cpp' -> `./modules/features2d/src/feature2d.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/src/orb.cpp' -> `./modules/features2d/src/orb.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/src/keypoint.cpp' -> `./modules/features2d/src/keypoint.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/src/blobdetector.cpp' -> `./modules/features2d/src/blobdetector.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/src/agast.cpp' -> `./modules/features2d/src/agast.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/src/precomp.hpp' -> `./modules/features2d/src/precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/src/akaze.cpp' -> `./modules/features2d/src/akaze.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/src/brisk.cpp' -> `./modules/features2d/src/brisk.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/src/evaluation.cpp' -> `./modules/features2d/src/evaluation.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/src/mser.cpp' -> `./modules/features2d/src/mser.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/src/gftt.cpp' -> `./modules/features2d/src/gftt.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/src/agast_score.hpp' -> `./modules/features2d/src/agast_score.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/src/draw.cpp' -> `./modules/features2d/src/draw.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/src/dynamic.cpp' -> `./modules/features2d/src/dynamic.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/src/kaze.cpp' -> `./modules/features2d/src/kaze.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/src/fast.cpp' -> `./modules/features2d/src/fast.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/src/fast.hpp' -> `./modules/features2d/src/fast.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/src/fast.avx2.cpp' -> `./modules/features2d/src/fast.avx2.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/src/matchers.cpp' -> `./modules/features2d/src/matchers.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/src/agast_score.cpp' -> `./modules/features2d/src/agast_score.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/src/bagofwords.cpp' -> `./modules/features2d/src/bagofwords.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/src/fast_score.hpp' -> `./modules/features2d/src/fast_score.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/src/fast_score.cpp' -> `./modules/features2d/src/fast_score.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/src/hal_replacement.hpp' -> `./modules/features2d/src/hal_replacement.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/src/opencl/fast.cl' -> `./modules/features2d/src/opencl/fast.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/src/opencl/orb.cl' -> `./modules/features2d/src/opencl/orb.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/src/opencl/akaze.cl' -> `./modules/features2d/src/opencl/akaze.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/src/opencl/brute_force_match.cl' -> `./modules/features2d/src/opencl/brute_force_match.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/src/kaze/KAZEFeatures.cpp' -> `./modules/features2d/src/kaze/KAZEFeatures.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/src/kaze/nldiffusion_functions.cpp' -> `./modules/features2d/src/kaze/nldiffusion_functions.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/src/kaze/fed.h' -> `./modules/features2d/src/kaze/fed.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/src/kaze/utils.h' -> `./modules/features2d/src/kaze/utils.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/src/kaze/AKAZEFeatures.cpp' -> `./modules/features2d/src/kaze/AKAZEFeatures.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/src/kaze/AKAZEFeatures.h' -> `./modules/features2d/src/kaze/AKAZEFeatures.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/src/kaze/TEvolution.h' -> `./modules/features2d/src/kaze/TEvolution.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/src/kaze/nldiffusion_functions.h' -> `./modules/features2d/src/kaze/nldiffusion_functions.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/src/kaze/KAZEFeatures.h' -> `./modules/features2d/src/kaze/KAZEFeatures.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/src/kaze/AKAZEConfig.h' -> `./modules/features2d/src/kaze/AKAZEConfig.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/src/kaze/KAZEConfig.h' -> `./modules/features2d/src/kaze/KAZEConfig.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/src/kaze/fed.cpp' -> `./modules/features2d/src/kaze/fed.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/include/opencv2/features2d.hpp' -> `./modules/features2d/include/opencv2/features2d.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/include/opencv2/features2d/features2d.hpp' -> `./modules/features2d/include/opencv2/features2d/features2d.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/include/opencv2/features2d/hal/interface.h' -> `./modules/features2d/include/opencv2/features2d/hal/interface.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/misc/java/filelist' -> `./modules/features2d/misc/java/filelist'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/misc/java/filelist_common' -> `./modules/features2d/misc/java/filelist_common'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/misc/java/gen_dict.json' -> `./modules/features2d/misc/java/gen_dict.json'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/misc/java/src/cpp/features2d_manual.hpp' -> `./modules/features2d/misc/java/src/cpp/features2d_manual.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/misc/java/src/cpp/features2d_converters.cpp' -> `./modules/features2d/misc/java/src/cpp/features2d_converters.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/misc/java/src/cpp/features2d_converters.hpp' -> `./modules/features2d/misc/java/src/cpp/features2d_converters.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/misc/java/test/HARRISFeatureDetectorTest.java' -> `./modules/features2d/misc/java/test/HARRISFeatureDetectorTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/misc/java/test/BruteForceDescriptorMatcherTest.java' -> `./modules/features2d/misc/java/test/BruteForceDescriptorMatcherTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/misc/java/test/DENSEFeatureDetectorTest.java' -> `./modules/features2d/misc/java/test/DENSEFeatureDetectorTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/misc/java/test/BruteForceHammingLUTDescriptorMatcherTest.java' -> `./modules/features2d/misc/java/test/BruteForceHammingLUTDescriptorMatcherTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/misc/java/test/BruteForceHammingDescriptorMatcherTest.java' -> `./modules/features2d/misc/java/test/BruteForceHammingDescriptorMatcherTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/misc/java/test/SIFTDescriptorExtractorTest.java' -> `./modules/features2d/misc/java/test/SIFTDescriptorExtractorTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/misc/java/test/BruteForceSL2DescriptorMatcherTest.java' -> `./modules/features2d/misc/java/test/BruteForceSL2DescriptorMatcherTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/misc/java/test/BRIEFDescriptorExtractorTest.java' -> `./modules/features2d/misc/java/test/BRIEFDescriptorExtractorTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/misc/java/test/ORBFeatureDetectorTest.java' -> `./modules/features2d/misc/java/test/ORBFeatureDetectorTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/misc/java/test/FASTFeatureDetectorTest.java' -> `./modules/features2d/misc/java/test/FASTFeatureDetectorTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/misc/java/test/GFTTFeatureDetectorTest.java' -> `./modules/features2d/misc/java/test/GFTTFeatureDetectorTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/misc/java/test/ORBDescriptorExtractorTest.java' -> `./modules/features2d/misc/java/test/ORBDescriptorExtractorTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/misc/java/test/BruteForceL1DescriptorMatcherTest.java' -> `./modules/features2d/misc/java/test/BruteForceL1DescriptorMatcherTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/misc/java/test/FlannBasedDescriptorMatcherTest.java' -> `./modules/features2d/misc/java/test/FlannBasedDescriptorMatcherTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/misc/java/test/SURFFeatureDetectorTest.java' -> `./modules/features2d/misc/java/test/SURFFeatureDetectorTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/misc/java/test/SURFDescriptorExtractorTest.java' -> `./modules/features2d/misc/java/test/SURFDescriptorExtractorTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/misc/java/test/STARFeatureDetectorTest.java' -> `./modules/features2d/misc/java/test/STARFeatureDetectorTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/misc/java/test/SIFTFeatureDetectorTest.java' -> `./modules/features2d/misc/java/test/SIFTFeatureDetectorTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/misc/java/test/SIMPLEBLOBFeatureDetectorTest.java' -> `./modules/features2d/misc/java/test/SIMPLEBLOBFeatureDetectorTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/misc/java/test/MSERFeatureDetectorTest.java' -> `./modules/features2d/misc/java/test/MSERFeatureDetectorTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/misc/java/test/Features2dTest.java' -> `./modules/features2d/misc/java/test/Features2dTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/misc/python/pyopencv_features2d.hpp' -> `./modules/features2d/misc/python/pyopencv_features2d.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/test/test_nearestneighbors.cpp' -> `./modules/features2d/test/test_nearestneighbors.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/test/test_matchers_algorithmic.cpp' -> `./modules/features2d/test/test_matchers_algorithmic.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/test/test_akaze.cpp' -> `./modules/features2d/test/test_akaze.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/test/test_descriptors_regression.cpp' -> `./modules/features2d/test/test_descriptors_regression.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/test/test_precomp.hpp' -> `./modules/features2d/test/test_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/test/test_agast.cpp' -> `./modules/features2d/test/test_agast.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/test/test_invariance_utils.hpp' -> `./modules/features2d/test/test_invariance_utils.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/test/test_detectors_regression.cpp' -> `./modules/features2d/test/test_detectors_regression.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/test/test_mser.cpp' -> `./modules/features2d/test/test_mser.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/test/test_detectors_invariance.cpp' -> `./modules/features2d/test/test_detectors_invariance.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/test/test_descriptors_invariance.cpp' -> `./modules/features2d/test/test_descriptors_invariance.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/test/test_main.cpp' -> `./modules/features2d/test/test_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/test/test_orb.cpp' -> `./modules/features2d/test/test_orb.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/test/test_keypoints.cpp' -> `./modules/features2d/test/test_keypoints.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/test/test_brisk.cpp' -> `./modules/features2d/test/test_brisk.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/test/test_fast.cpp' -> `./modules/features2d/test/test_fast.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/test/ocl/test_brute_force_matcher.cpp' -> `./modules/features2d/test/ocl/test_brute_force_matcher.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/test/ocl/test_feature2d.cpp' -> `./modules/features2d/test/ocl/test_feature2d.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/perf/perf_precomp.hpp' -> `./modules/features2d/perf/perf_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/perf/perf_feature2d.cpp' -> `./modules/features2d/perf/perf_feature2d.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/perf/perf_main.cpp' -> `./modules/features2d/perf/perf_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/perf/perf_batchDistance.cpp' -> `./modules/features2d/perf/perf_batchDistance.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/perf/perf_feature2d.hpp' -> `./modules/features2d/perf/perf_feature2d.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/perf/opencl/perf_brute_force_matcher.cpp' -> `./modules/features2d/perf/opencl/perf_brute_force_matcher.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/perf/opencl/perf_feature2d.cpp' -> `./modules/features2d/perf/opencl/perf_feature2d.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/doc/run_agast_tables.bat' -> `./modules/features2d/doc/run_agast_tables.bat'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/doc/read_file_score32.pl' -> `./modules/features2d/doc/read_file_score32.pl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/doc/agast_score.txt' -> `./modules/features2d/doc/agast_score.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/doc/read_file_nondiff32.pl' -> `./modules/features2d/doc/read_file_nondiff32.pl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/features2d/doc/agast.txt' -> `./modules/features2d/doc/agast.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudastereo/CMakeLists.txt' -> `./modules/cudastereo/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudastereo/src/disparity_bilateral_filter.cpp' -> `./modules/cudastereo/src/disparity_bilateral_filter.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudastereo/src/util.cpp' -> `./modules/cudastereo/src/util.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudastereo/src/precomp.hpp' -> `./modules/cudastereo/src/precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudastereo/src/stereobp.cpp' -> `./modules/cudastereo/src/stereobp.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudastereo/src/stereocsbp.cpp' -> `./modules/cudastereo/src/stereocsbp.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudastereo/src/stereobm.cpp' -> `./modules/cudastereo/src/stereobm.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudastereo/src/cuda/stereocsbp.hpp' -> `./modules/cudastereo/src/cuda/stereocsbp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudastereo/src/cuda/stereobm.cu' -> `./modules/cudastereo/src/cuda/stereobm.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudastereo/src/cuda/disparity_bilateral_filter.cu' -> `./modules/cudastereo/src/cuda/disparity_bilateral_filter.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudastereo/src/cuda/stereobp.cu' -> `./modules/cudastereo/src/cuda/stereobp.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudastereo/src/cuda/util.cu' -> `./modules/cudastereo/src/cuda/util.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudastereo/src/cuda/disparity_bilateral_filter.hpp' -> `./modules/cudastereo/src/cuda/disparity_bilateral_filter.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudastereo/src/cuda/stereocsbp.cu' -> `./modules/cudastereo/src/cuda/stereocsbp.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudastereo/include/opencv2/cudastereo.hpp' -> `./modules/cudastereo/include/opencv2/cudastereo.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudastereo/test/test_precomp.hpp' -> `./modules/cudastereo/test/test_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudastereo/test/test_stereo.cpp' -> `./modules/cudastereo/test/test_stereo.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudastereo/test/test_main.cpp' -> `./modules/cudastereo/test/test_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudastereo/perf/perf_precomp.hpp' -> `./modules/cudastereo/perf/perf_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudastereo/perf/perf_stereo.cpp' -> `./modules/cudastereo/perf/perf_stereo.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudastereo/perf/perf_main.cpp' -> `./modules/cudastereo/perf/perf_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/CMakeLists.txt' -> `./modules/cudaarithm/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/src/precomp.hpp' -> `./modules/cudaarithm/src/precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/src/element_operations.cpp' -> `./modules/cudaarithm/src/element_operations.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/src/reductions.cpp' -> `./modules/cudaarithm/src/reductions.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/src/core.cpp' -> `./modules/cudaarithm/src/core.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/src/arithm.cpp' -> `./modules/cudaarithm/src/arithm.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/src/cuda/add_mat.cu' -> `./modules/cudaarithm/src/cuda/add_mat.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/src/cuda/div_scalar.cu' -> `./modules/cudaarithm/src/cuda/div_scalar.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/src/cuda/mul_spectrums.cu' -> `./modules/cudaarithm/src/cuda/mul_spectrums.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/src/cuda/normalize.cu' -> `./modules/cudaarithm/src/cuda/normalize.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/src/cuda/sub_mat.cu' -> `./modules/cudaarithm/src/cuda/sub_mat.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/src/cuda/transpose.cu' -> `./modules/cudaarithm/src/cuda/transpose.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/src/cuda/cmp_mat.cu' -> `./modules/cudaarithm/src/cuda/cmp_mat.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/src/cuda/add_weighted.cu' -> `./modules/cudaarithm/src/cuda/add_weighted.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/src/cuda/sum.cu' -> `./modules/cudaarithm/src/cuda/sum.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/src/cuda/bitwise_mat.cu' -> `./modules/cudaarithm/src/cuda/bitwise_mat.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/src/cuda/absdiff_scalar.cu' -> `./modules/cudaarithm/src/cuda/absdiff_scalar.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/src/cuda/cmp_scalar.cu' -> `./modules/cudaarithm/src/cuda/cmp_scalar.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/src/cuda/copy_make_border.cu' -> `./modules/cudaarithm/src/cuda/copy_make_border.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/src/cuda/sub_scalar.cu' -> `./modules/cudaarithm/src/cuda/sub_scalar.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/src/cuda/mul_scalar.cu' -> `./modules/cudaarithm/src/cuda/mul_scalar.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/src/cuda/lut.cu' -> `./modules/cudaarithm/src/cuda/lut.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/src/cuda/integral.cu' -> `./modules/cudaarithm/src/cuda/integral.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/src/cuda/reduce.cu' -> `./modules/cudaarithm/src/cuda/reduce.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/src/cuda/minmax_mat.cu' -> `./modules/cudaarithm/src/cuda/minmax_mat.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/src/cuda/minmax.cu' -> `./modules/cudaarithm/src/cuda/minmax.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/src/cuda/polar_cart.cu' -> `./modules/cudaarithm/src/cuda/polar_cart.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/src/cuda/math.cu' -> `./modules/cudaarithm/src/cuda/math.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/src/cuda/split_merge.cu' -> `./modules/cudaarithm/src/cuda/split_merge.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/src/cuda/div_mat.cu' -> `./modules/cudaarithm/src/cuda/div_mat.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/src/cuda/mul_mat.cu' -> `./modules/cudaarithm/src/cuda/mul_mat.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/src/cuda/minmaxloc.cu' -> `./modules/cudaarithm/src/cuda/minmaxloc.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/src/cuda/bitwise_scalar.cu' -> `./modules/cudaarithm/src/cuda/bitwise_scalar.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/src/cuda/absdiff_mat.cu' -> `./modules/cudaarithm/src/cuda/absdiff_mat.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/src/cuda/countnonzero.cu' -> `./modules/cudaarithm/src/cuda/countnonzero.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/src/cuda/threshold.cu' -> `./modules/cudaarithm/src/cuda/threshold.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/src/cuda/add_scalar.cu' -> `./modules/cudaarithm/src/cuda/add_scalar.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/src/cuda/norm.cu' -> `./modules/cudaarithm/src/cuda/norm.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/include/opencv2/cudaarithm.hpp' -> `./modules/cudaarithm/include/opencv2/cudaarithm.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/test/test_arithm.cpp' -> `./modules/cudaarithm/test/test_arithm.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/test/test_gpumat.cpp' -> `./modules/cudaarithm/test/test_gpumat.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/test/test_element_operations.cpp' -> `./modules/cudaarithm/test/test_element_operations.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/test/test_opengl.cpp' -> `./modules/cudaarithm/test/test_opengl.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/test/test_core.cpp' -> `./modules/cudaarithm/test/test_core.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/test/test_precomp.hpp' -> `./modules/cudaarithm/test/test_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/test/test_reductions.cpp' -> `./modules/cudaarithm/test/test_reductions.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/test/test_stream.cpp' -> `./modules/cudaarithm/test/test_stream.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/test/test_main.cpp' -> `./modules/cudaarithm/test/test_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/test/test_buffer_pool.cpp' -> `./modules/cudaarithm/test/test_buffer_pool.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/perf/perf_precomp.hpp' -> `./modules/cudaarithm/perf/perf_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/perf/perf_main.cpp' -> `./modules/cudaarithm/perf/perf_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/perf/perf_arithm.cpp' -> `./modules/cudaarithm/perf/perf_arithm.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/perf/perf_reductions.cpp' -> `./modules/cudaarithm/perf/perf_reductions.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/perf/perf_element_operations.cpp' -> `./modules/cudaarithm/perf/perf_element_operations.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaarithm/perf/perf_core.cpp' -> `./modules/cudaarithm/perf/perf_core.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/shape/CMakeLists.txt' -> `./modules/shape/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/shape/src/haus_dis.cpp' -> `./modules/shape/src/haus_dis.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/shape/src/tps_trans.cpp' -> `./modules/shape/src/tps_trans.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/shape/src/emdL1.cpp' -> `./modules/shape/src/emdL1.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/shape/src/precomp.hpp' -> `./modules/shape/src/precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/shape/src/hist_cost.cpp' -> `./modules/shape/src/hist_cost.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/shape/src/sc_dis.cpp' -> `./modules/shape/src/sc_dis.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/shape/src/aff_trans.cpp' -> `./modules/shape/src/aff_trans.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/shape/src/scd_def.hpp' -> `./modules/shape/src/scd_def.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/shape/src/emdL1_def.hpp' -> `./modules/shape/src/emdL1_def.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/shape/include/opencv2/shape.hpp' -> `./modules/shape/include/opencv2/shape.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/shape/include/opencv2/shape/shape_distance.hpp' -> `./modules/shape/include/opencv2/shape/shape_distance.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/shape/include/opencv2/shape/shape_transformer.hpp' -> `./modules/shape/include/opencv2/shape/shape_transformer.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/shape/include/opencv2/shape/emdL1.hpp' -> `./modules/shape/include/opencv2/shape/emdL1.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/shape/include/opencv2/shape/shape.hpp' -> `./modules/shape/include/opencv2/shape/shape.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/shape/include/opencv2/shape/hist_cost.hpp' -> `./modules/shape/include/opencv2/shape/hist_cost.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/shape/test/test_precomp.hpp' -> `./modules/shape/test/test_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/shape/test/test_main.cpp' -> `./modules/shape/test/test_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/shape/test/test_shape.cpp' -> `./modules/shape/test/test_shape.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/objdetect/CMakeLists.txt' -> `./modules/objdetect/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/objdetect/src/main.cpp' -> `./modules/objdetect/src/main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/objdetect/src/cascadedetect.hpp' -> `./modules/objdetect/src/cascadedetect.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/objdetect/src/haar.avx.cpp' -> `./modules/objdetect/src/haar.avx.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/objdetect/src/precomp.hpp' -> `./modules/objdetect/src/precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/objdetect/src/haar.hpp' -> `./modules/objdetect/src/haar.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/objdetect/src/qrcode.cpp' -> `./modules/objdetect/src/qrcode.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/objdetect/src/detection_based_tracker.cpp' -> `./modules/objdetect/src/detection_based_tracker.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/objdetect/src/cascadedetect_convert.cpp' -> `./modules/objdetect/src/cascadedetect_convert.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/objdetect/src/haar.cpp' -> `./modules/objdetect/src/haar.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/objdetect/src/cascadedetect.cpp' -> `./modules/objdetect/src/cascadedetect.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/objdetect/src/hog.cpp' -> `./modules/objdetect/src/hog.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/objdetect/src/opencl/cascadedetect.cl' -> `./modules/objdetect/src/opencl/cascadedetect.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/objdetect/src/opencl/objdetect_hog.cl' -> `./modules/objdetect/src/opencl/objdetect_hog.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/objdetect/include/opencv2/objdetect.hpp' -> `./modules/objdetect/include/opencv2/objdetect.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/objdetect/include/opencv2/objdetect/objdetect.hpp' -> `./modules/objdetect/include/opencv2/objdetect/objdetect.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/objdetect/include/opencv2/objdetect/detection_based_tracker.hpp' -> `./modules/objdetect/include/opencv2/objdetect/detection_based_tracker.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/objdetect/include/opencv2/objdetect/objdetect_c.h' -> `./modules/objdetect/include/opencv2/objdetect/objdetect_c.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/objdetect/misc/java/test/HOGDescriptorTest.java' -> `./modules/objdetect/misc/java/test/HOGDescriptorTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/objdetect/misc/java/test/CascadeClassifierTest.java' -> `./modules/objdetect/misc/java/test/CascadeClassifierTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/objdetect/misc/java/test/ObjdetectTest.java' -> `./modules/objdetect/misc/java/test/ObjdetectTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/objdetect/test/test_cascadeandhog.cpp' -> `./modules/objdetect/test/test_cascadeandhog.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/objdetect/test/test_precomp.hpp' -> `./modules/objdetect/test/test_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/objdetect/test/test_main.cpp' -> `./modules/objdetect/test/test_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/objdetect/test/test_qrcode.cpp' -> `./modules/objdetect/test/test_qrcode.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/objdetect/test/opencl/test_hogdetector.cpp' -> `./modules/objdetect/test/opencl/test_hogdetector.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/objdetect/perf/perf_precomp.hpp' -> `./modules/objdetect/perf/perf_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/objdetect/perf/perf_main.cpp' -> `./modules/objdetect/perf/perf_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/objdetect/perf/opencl/perf_cascades.cpp' -> `./modules/objdetect/perf/opencl/perf_cascades.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/objdetect/perf/opencl/perf_hogdetect.cpp' -> `./modules/objdetect/perf/opencl/perf_hogdetect.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/objdetect/doc/pics/haarfeatures.png' -> `./modules/objdetect/doc/pics/haarfeatures.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/CMakeLists.txt' -> `./modules/cudev/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/src/stub.cpp' -> `./modules/cudev/src/stub.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev.hpp' -> `./modules/cudev/include/opencv2/cudev.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/common.hpp' -> `./modules/cudev/include/opencv2/cudev/common.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/util/vec_math.hpp' -> `./modules/cudev/include/opencv2/cudev/util/vec_math.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/util/saturate_cast.hpp' -> `./modules/cudev/include/opencv2/cudev/util/saturate_cast.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/util/vec_traits.hpp' -> `./modules/cudev/include/opencv2/cudev/util/vec_traits.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/util/limits.hpp' -> `./modules/cudev/include/opencv2/cudev/util/limits.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/util/type_traits.hpp' -> `./modules/cudev/include/opencv2/cudev/util/type_traits.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/util/simd_functions.hpp' -> `./modules/cudev/include/opencv2/cudev/util/simd_functions.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/util/tuple.hpp' -> `./modules/cudev/include/opencv2/cudev/util/tuple.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/util/atomic.hpp' -> `./modules/cudev/include/opencv2/cudev/util/atomic.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/util/detail/type_traits.hpp' -> `./modules/cudev/include/opencv2/cudev/util/detail/type_traits.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/util/detail/tuple.hpp' -> `./modules/cudev/include/opencv2/cudev/util/detail/tuple.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/expr/reduction.hpp' -> `./modules/cudev/include/opencv2/cudev/expr/reduction.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/expr/binary_func.hpp' -> `./modules/cudev/include/opencv2/cudev/expr/binary_func.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/expr/expr.hpp' -> `./modules/cudev/include/opencv2/cudev/expr/expr.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/expr/unary_func.hpp' -> `./modules/cudev/include/opencv2/cudev/expr/unary_func.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/expr/color.hpp' -> `./modules/cudev/include/opencv2/cudev/expr/color.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/expr/unary_op.hpp' -> `./modules/cudev/include/opencv2/cudev/expr/unary_op.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/expr/binary_op.hpp' -> `./modules/cudev/include/opencv2/cudev/expr/binary_op.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/expr/per_element_func.hpp' -> `./modules/cudev/include/opencv2/cudev/expr/per_element_func.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/expr/deriv.hpp' -> `./modules/cudev/include/opencv2/cudev/expr/deriv.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/expr/warping.hpp' -> `./modules/cudev/include/opencv2/cudev/expr/warping.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/ptr2d/interpolation.hpp' -> `./modules/cudev/include/opencv2/cudev/ptr2d/interpolation.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/ptr2d/zip.hpp' -> `./modules/cudev/include/opencv2/cudev/ptr2d/zip.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/ptr2d/mask.hpp' -> `./modules/cudev/include/opencv2/cudev/ptr2d/mask.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/ptr2d/remap.hpp' -> `./modules/cudev/include/opencv2/cudev/ptr2d/remap.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/ptr2d/texture.hpp' -> `./modules/cudev/include/opencv2/cudev/ptr2d/texture.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/ptr2d/lut.hpp' -> `./modules/cudev/include/opencv2/cudev/ptr2d/lut.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/ptr2d/extrapolation.hpp' -> `./modules/cudev/include/opencv2/cudev/ptr2d/extrapolation.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/ptr2d/transform.hpp' -> `./modules/cudev/include/opencv2/cudev/ptr2d/transform.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/ptr2d/resize.hpp' -> `./modules/cudev/include/opencv2/cudev/ptr2d/resize.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/ptr2d/traits.hpp' -> `./modules/cudev/include/opencv2/cudev/ptr2d/traits.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/ptr2d/gpumat.hpp' -> `./modules/cudev/include/opencv2/cudev/ptr2d/gpumat.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/ptr2d/glob.hpp' -> `./modules/cudev/include/opencv2/cudev/ptr2d/glob.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/ptr2d/constant.hpp' -> `./modules/cudev/include/opencv2/cudev/ptr2d/constant.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/ptr2d/deriv.hpp' -> `./modules/cudev/include/opencv2/cudev/ptr2d/deriv.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/ptr2d/warping.hpp' -> `./modules/cudev/include/opencv2/cudev/ptr2d/warping.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/ptr2d/detail/gpumat.hpp' -> `./modules/cudev/include/opencv2/cudev/ptr2d/detail/gpumat.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/grid/reduce.hpp' -> `./modules/cudev/include/opencv2/cudev/grid/reduce.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/grid/copy.hpp' -> `./modules/cudev/include/opencv2/cudev/grid/copy.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/grid/reduce_to_vec.hpp' -> `./modules/cudev/include/opencv2/cudev/grid/reduce_to_vec.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/grid/transpose.hpp' -> `./modules/cudev/include/opencv2/cudev/grid/transpose.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/grid/histogram.hpp' -> `./modules/cudev/include/opencv2/cudev/grid/histogram.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/grid/integral.hpp' -> `./modules/cudev/include/opencv2/cudev/grid/integral.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/grid/pyramids.hpp' -> `./modules/cudev/include/opencv2/cudev/grid/pyramids.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/grid/split_merge.hpp' -> `./modules/cudev/include/opencv2/cudev/grid/split_merge.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/grid/transform.hpp' -> `./modules/cudev/include/opencv2/cudev/grid/transform.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/grid/detail/reduce.hpp' -> `./modules/cudev/include/opencv2/cudev/grid/detail/reduce.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/grid/detail/reduce_to_row.hpp' -> `./modules/cudev/include/opencv2/cudev/grid/detail/reduce_to_row.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/grid/detail/copy.hpp' -> `./modules/cudev/include/opencv2/cudev/grid/detail/copy.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/grid/detail/reduce_to_column.hpp' -> `./modules/cudev/include/opencv2/cudev/grid/detail/reduce_to_column.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/grid/detail/transpose.hpp' -> `./modules/cudev/include/opencv2/cudev/grid/detail/transpose.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/grid/detail/histogram.hpp' -> `./modules/cudev/include/opencv2/cudev/grid/detail/histogram.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/grid/detail/pyr_up.hpp' -> `./modules/cudev/include/opencv2/cudev/grid/detail/pyr_up.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/grid/detail/integral.hpp' -> `./modules/cudev/include/opencv2/cudev/grid/detail/integral.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/grid/detail/minmaxloc.hpp' -> `./modules/cudev/include/opencv2/cudev/grid/detail/minmaxloc.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/grid/detail/split_merge.hpp' -> `./modules/cudev/include/opencv2/cudev/grid/detail/split_merge.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/grid/detail/pyr_down.hpp' -> `./modules/cudev/include/opencv2/cudev/grid/detail/pyr_down.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/grid/detail/transform.hpp' -> `./modules/cudev/include/opencv2/cudev/grid/detail/transform.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/block/reduce.hpp' -> `./modules/cudev/include/opencv2/cudev/block/reduce.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/block/vec_distance.hpp' -> `./modules/cudev/include/opencv2/cudev/block/vec_distance.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/block/dynamic_smem.hpp' -> `./modules/cudev/include/opencv2/cudev/block/dynamic_smem.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/block/scan.hpp' -> `./modules/cudev/include/opencv2/cudev/block/scan.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/block/block.hpp' -> `./modules/cudev/include/opencv2/cudev/block/block.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/block/detail/reduce.hpp' -> `./modules/cudev/include/opencv2/cudev/block/detail/reduce.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/block/detail/reduce_key_val.hpp' -> `./modules/cudev/include/opencv2/cudev/block/detail/reduce_key_val.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/warp/reduce.hpp' -> `./modules/cudev/include/opencv2/cudev/warp/reduce.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/warp/shuffle.hpp' -> `./modules/cudev/include/opencv2/cudev/warp/shuffle.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/warp/scan.hpp' -> `./modules/cudev/include/opencv2/cudev/warp/scan.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/warp/warp.hpp' -> `./modules/cudev/include/opencv2/cudev/warp/warp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/warp/detail/reduce.hpp' -> `./modules/cudev/include/opencv2/cudev/warp/detail/reduce.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/warp/detail/reduce_key_val.hpp' -> `./modules/cudev/include/opencv2/cudev/warp/detail/reduce_key_val.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/functional/color_cvt.hpp' -> `./modules/cudev/include/opencv2/cudev/functional/color_cvt.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/functional/functional.hpp' -> `./modules/cudev/include/opencv2/cudev/functional/functional.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/functional/tuple_adapter.hpp' -> `./modules/cudev/include/opencv2/cudev/functional/tuple_adapter.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/include/opencv2/cudev/functional/detail/color_cvt.hpp' -> `./modules/cudev/include/opencv2/cudev/functional/detail/color_cvt.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/test/test_arithm_func.cu' -> `./modules/cudev/test/test_arithm_func.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/test/test_deriv.cu' -> `./modules/cudev/test/test_deriv.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/test/test_lut.cu' -> `./modules/cudev/test/test_lut.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/test/test_cvt.cu' -> `./modules/cudev/test/test_cvt.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/test/CMakeLists.txt' -> `./modules/cudev/test/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/test/transpose.cu' -> `./modules/cudev/test/transpose.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/test/test_reduction.cu' -> `./modules/cudev/test/test_reduction.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/test/test_arithm_op.cu' -> `./modules/cudev/test/test_arithm_op.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/test/test_split_merge.cu' -> `./modules/cudev/test/test_split_merge.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/test/test_precomp.hpp' -> `./modules/cudev/test/test_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/test/test_cmp_op.cu' -> `./modules/cudev/test/test_cmp_op.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/test/test_pyramids.cu' -> `./modules/cudev/test/test_pyramids.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/test/test_color_cvt.cu' -> `./modules/cudev/test/test_color_cvt.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/test/test_main.cpp' -> `./modules/cudev/test/test_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/test/test_warp.cu' -> `./modules/cudev/test/test_warp.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/test/test_integral.cu' -> `./modules/cudev/test/test_integral.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudev/test/test_bitwize_op.cu' -> `./modules/cudev/test/test_bitwize_op.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/CMakeLists.txt' -> `./modules/viz/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/src/clouds.cpp' -> `./modules/viz/src/clouds.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/src/widget.cpp' -> `./modules/viz/src/widget.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/src/shapes.cpp' -> `./modules/viz/src/shapes.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/src/precomp.hpp' -> `./modules/viz/src/precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/src/vizimpl.cpp' -> `./modules/viz/src/vizimpl.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/src/vizimpl.hpp' -> `./modules/viz/src/vizimpl.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/src/types.cpp' -> `./modules/viz/src/types.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/src/viz3d.cpp' -> `./modules/viz/src/viz3d.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/src/vizcore.cpp' -> `./modules/viz/src/vizcore.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/src/vtk/vtkOBJWriter.cpp' -> `./modules/viz/src/vtk/vtkOBJWriter.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/src/vtk/vtkCloudMatSink.cpp' -> `./modules/viz/src/vtk/vtkCloudMatSink.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/src/vtk/vtkOBJWriter.h' -> `./modules/viz/src/vtk/vtkOBJWriter.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/src/vtk/vtkCloudMatSource.h' -> `./modules/viz/src/vtk/vtkCloudMatSource.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/src/vtk/vtkCocoaInteractorFix.mm' -> `./modules/viz/src/vtk/vtkCocoaInteractorFix.mm'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/src/vtk/vtkXYZReader.h' -> `./modules/viz/src/vtk/vtkXYZReader.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/src/vtk/vtkCloudMatSink.h' -> `./modules/viz/src/vtk/vtkCloudMatSink.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/src/vtk/vtkCloudMatSource.cpp' -> `./modules/viz/src/vtk/vtkCloudMatSource.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/src/vtk/vtkImageMatSource.cpp' -> `./modules/viz/src/vtk/vtkImageMatSource.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/src/vtk/vtkVizInteractorStyle.hpp' -> `./modules/viz/src/vtk/vtkVizInteractorStyle.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/src/vtk/vtkXYZWriter.cpp' -> `./modules/viz/src/vtk/vtkXYZWriter.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/src/vtk/vtkXYZReader.cpp' -> `./modules/viz/src/vtk/vtkXYZReader.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/src/vtk/vtkXYZWriter.h' -> `./modules/viz/src/vtk/vtkXYZWriter.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/src/vtk/vtkVizInteractorStyle.cpp' -> `./modules/viz/src/vtk/vtkVizInteractorStyle.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/src/vtk/vtkImageMatSource.h' -> `./modules/viz/src/vtk/vtkImageMatSource.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/src/vtk/vtkTrajectorySource.cpp' -> `./modules/viz/src/vtk/vtkTrajectorySource.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/src/vtk/vtkTrajectorySource.h' -> `./modules/viz/src/vtk/vtkTrajectorySource.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/include/opencv2/viz.hpp' -> `./modules/viz/include/opencv2/viz.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/include/opencv2/viz/widgets.hpp' -> `./modules/viz/include/opencv2/viz/widgets.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/include/opencv2/viz/viz3d.hpp' -> `./modules/viz/include/opencv2/viz/viz3d.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/include/opencv2/viz/vizcore.hpp' -> `./modules/viz/include/opencv2/viz/vizcore.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/include/opencv2/viz/types.hpp' -> `./modules/viz/include/opencv2/viz/types.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/include/opencv2/viz/widget_accessor.hpp' -> `./modules/viz/include/opencv2/viz/widget_accessor.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/test/test_viz3d.cpp' -> `./modules/viz/test/test_viz3d.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/test/test_common.cpp' -> `./modules/viz/test/test_common.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/test/test_precomp.hpp' -> `./modules/viz/test/test_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/test/test_tutorial3.cpp' -> `./modules/viz/test/test_tutorial3.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/test/test_common.hpp' -> `./modules/viz/test/test_common.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/test/test_tutorial2.cpp' -> `./modules/viz/test/test_tutorial2.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/test/tests_simple.cpp' -> `./modules/viz/test/tests_simple.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/test/test_main.cpp' -> `./modules/viz/test/test_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/doc/images/cpw1.png' -> `./modules/viz/doc/images/cpw1.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/doc/images/cpw3.png' -> `./modules/viz/doc/images/cpw3.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/doc/images/cube_widget.png' -> `./modules/viz/doc/images/cube_widget.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/viz/doc/images/cpw2.png' -> `./modules/viz/doc/images/cpw2.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/superres/CMakeLists.txt' -> `./modules/superres/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/superres/src/input_array_utility.cpp' -> `./modules/superres/src/input_array_utility.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/superres/src/btv_l1_cuda.cpp' -> `./modules/superres/src/btv_l1_cuda.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/superres/src/optical_flow.cpp' -> `./modules/superres/src/optical_flow.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/superres/src/precomp.hpp' -> `./modules/superres/src/precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/superres/src/ring_buffer.hpp' -> `./modules/superres/src/ring_buffer.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/superres/src/btv_l1.cpp' -> `./modules/superres/src/btv_l1.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/superres/src/frame_source.cpp' -> `./modules/superres/src/frame_source.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/superres/src/input_array_utility.hpp' -> `./modules/superres/src/input_array_utility.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/superres/src/super_resolution.cpp' -> `./modules/superres/src/super_resolution.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/superres/src/opencl/superres_btvl1.cl' -> `./modules/superres/src/opencl/superres_btvl1.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/superres/src/cuda/btv_l1_gpu.cu' -> `./modules/superres/src/cuda/btv_l1_gpu.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/superres/include/opencv2/superres.hpp' -> `./modules/superres/include/opencv2/superres.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/superres/include/opencv2/superres/optical_flow.hpp' -> `./modules/superres/include/opencv2/superres/optical_flow.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/superres/test/test_precomp.hpp' -> `./modules/superres/test/test_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/superres/test/test_main.cpp' -> `./modules/superres/test/test_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/superres/test/test_superres.cpp' -> `./modules/superres/test/test_superres.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/superres/perf/perf_precomp.hpp' -> `./modules/superres/perf/perf_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/superres/perf/perf_main.cpp' -> `./modules/superres/perf/perf_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/superres/perf/perf_superres.cpp' -> `./modules/superres/perf/perf_superres.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ts/CMakeLists.txt' -> `./modules/ts/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ts/src/ts_func.cpp' -> `./modules/ts/src/ts_func.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ts/src/ts_gtest.cpp' -> `./modules/ts/src/ts_gtest.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ts/src/precomp.hpp' -> `./modules/ts/src/precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ts/src/ocl_test.cpp' -> `./modules/ts/src/ocl_test.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ts/src/ocl_perf.cpp' -> `./modules/ts/src/ocl_perf.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ts/src/ts_perf.cpp' -> `./modules/ts/src/ts_perf.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ts/src/ts.cpp' -> `./modules/ts/src/ts.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ts/src/ts_arrtest.cpp' -> `./modules/ts/src/ts_arrtest.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ts/src/cuda_test.cpp' -> `./modules/ts/src/cuda_test.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ts/src/cuda_perf.cpp' -> `./modules/ts/src/cuda_perf.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ts/include/opencv2/ts.hpp' -> `./modules/ts/include/opencv2/ts.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ts/include/opencv2/ts/cuda_perf.hpp' -> `./modules/ts/include/opencv2/ts/cuda_perf.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ts/include/opencv2/ts/ocl_test.hpp' -> `./modules/ts/include/opencv2/ts/ocl_test.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ts/include/opencv2/ts/ts_ext.hpp' -> `./modules/ts/include/opencv2/ts/ts_ext.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ts/include/opencv2/ts/ts_gtest.h' -> `./modules/ts/include/opencv2/ts/ts_gtest.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ts/include/opencv2/ts/ts_perf.hpp' -> `./modules/ts/include/opencv2/ts/ts_perf.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ts/include/opencv2/ts/cuda_test.hpp' -> `./modules/ts/include/opencv2/ts/cuda_test.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ts/include/opencv2/ts/ocl_perf.hpp' -> `./modules/ts/include/opencv2/ts/ocl_perf.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ts/misc/run_long.py' -> `./modules/ts/misc/run_long.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ts/misc/color.py' -> `./modules/ts/misc/color.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ts/misc/report.py' -> `./modules/ts/misc/report.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ts/misc/testlog_parser.py' -> `./modules/ts/misc/testlog_parser.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ts/misc/run.py' -> `./modules/ts/misc/run.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ts/misc/trace_profiler.py' -> `./modules/ts/misc/trace_profiler.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ts/misc/chart.py' -> `./modules/ts/misc/chart.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ts/misc/summary.py' -> `./modules/ts/misc/summary.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ts/misc/run_android.py' -> `./modules/ts/misc/run_android.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ts/misc/table_formatter.py' -> `./modules/ts/misc/table_formatter.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ts/misc/xls-report.py' -> `./modules/ts/misc/xls-report.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ts/misc/run_utils.py' -> `./modules/ts/misc/run_utils.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ts/misc/concatlogs.py' -> `./modules/ts/misc/concatlogs.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ts/misc/perf_tests_timing.py' -> `./modules/ts/misc/perf_tests_timing.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ts/misc/run_suite.py' -> `./modules/ts/misc/run_suite.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/CMakeLists.txt' -> `./modules/java/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/common.cmake' -> `./modules/java/common.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/check-tests.py' -> `./modules/java/check-tests.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/test/pure_test/CMakeLists.txt' -> `./modules/java/test/pure_test/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/test/pure_test/build.xml' -> `./modules/java/test/pure_test/build.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/test/pure_test/src/org/opencv/test/OpenCVTestRunner.java' -> `./modules/java/test/pure_test/src/org/opencv/test/OpenCVTestRunner.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/test/pure_test/src/org/opencv/test/OpenCVTestCase.java' -> `./modules/java/test/pure_test/src/org/opencv/test/OpenCVTestCase.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/test/android_test/AndroidManifest.xml' -> `./modules/java/test/android_test/AndroidManifest.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/test/android_test/CMakeLists.txt' -> `./modules/java/test/android_test/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/test/android_test/.project' -> `./modules/java/test/android_test/.project'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/test/android_test/.gitignore' -> `./modules/java/test/android_test/.gitignore'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/test/android_test/.classpath' -> `./modules/java/test/android_test/.classpath'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/test/android_test/src/org/opencv/test/OpenCVTestRunner.java' -> `./modules/java/test/android_test/src/org/opencv/test/OpenCVTestRunner.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/test/android_test/src/org/opencv/test/OpenCVTestCase.java' -> `./modules/java/test/android_test/src/org/opencv/test/OpenCVTestCase.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/test/android_test/src/org/opencv/test/android/UtilsTest.java' -> `./modules/java/test/android_test/src/org/opencv/test/android/UtilsTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/test/android_test/.settings/org.eclipse.jdt.core.prefs' -> `./modules/java/test/android_test/.settings/org.eclipse.jdt.core.prefs'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/test/common_test/src/org/opencv/test/utils/ConvertersTest.java' -> `./modules/java/test/common_test/src/org/opencv/test/utils/ConvertersTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/test/common_test/res/drawable/chessboard.jpg' -> `./modules/java/test/common_test/res/drawable/chessboard.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/test/common_test/res/drawable/icon.png' -> `./modules/java/test/common_test/res/drawable/icon.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/test/common_test/res/drawable/lena.png' -> `./modules/java/test/common_test/res/drawable/lena.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/test/common_test/res/layout/main.xml' -> `./modules/java/test/common_test/res/layout/main.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/test/common_test/res/values/strings.xml' -> `./modules/java/test/common_test/res/values/strings.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/test/common_test/res/raw/lbpcascade_frontalface.xml' -> `./modules/java/test/common_test/res/raw/lbpcascade_frontalface.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/android_sdk/CMakeLists.txt' -> `./modules/java/android_sdk/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/android_sdk/build.gradle.in' -> `./modules/java/android_sdk/build.gradle.in'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/android_sdk/android_lib/AndroidManifest.xml' -> `./modules/java/android_sdk/android_lib/AndroidManifest.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/android_sdk/android_lib/.project' -> `./modules/java/android_sdk/android_lib/.project'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/android_sdk/android_lib/.classpath' -> `./modules/java/android_sdk/android_lib/.classpath'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/android_sdk/android_lib/lint.xml' -> `./modules/java/android_sdk/android_lib/lint.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/android_sdk/android_lib/.settings/org.eclipse.jdt.core.prefs' -> `./modules/java/android_sdk/android_lib/.settings/org.eclipse.jdt.core.prefs'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/android_sdk/android_lib/res/values/attrs.xml' -> `./modules/java/android_sdk/android_lib/res/values/attrs.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/generator/CMakeLists.txt' -> `./modules/java/generator/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/generator/gen_java.py' -> `./modules/java/generator/gen_java.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/generator/src/cpp/common.h' -> `./modules/java/generator/src/cpp/common.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/generator/src/cpp/Mat.cpp' -> `./modules/java/generator/src/cpp/Mat.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/generator/src/cpp/utils.cpp' -> `./modules/java/generator/src/cpp/utils.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/generator/src/cpp/converters.h' -> `./modules/java/generator/src/cpp/converters.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/generator/src/cpp/converters.cpp' -> `./modules/java/generator/src/cpp/converters.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/generator/src/cpp/listconverters.hpp' -> `./modules/java/generator/src/cpp/listconverters.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/generator/src/cpp/opencv_java.cpp' -> `./modules/java/generator/src/cpp/opencv_java.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/generator/src/cpp/opencv_java.hpp' -> `./modules/java/generator/src/cpp/opencv_java.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/generator/src/cpp/jni_part.cpp' -> `./modules/java/generator/src/cpp/jni_part.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/generator/src/cpp/listconverters.cpp' -> `./modules/java/generator/src/cpp/listconverters.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/generator/src/java/org/opencv/utils/Converters.java' -> `./modules/java/generator/src/java/org/opencv/utils/Converters.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/generator/src/java/org/opencv/osgi/OpenCVInterface.java' -> `./modules/java/generator/src/java/org/opencv/osgi/OpenCVInterface.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/generator/src/java/org/opencv/osgi/OpenCVNativeLoader.java.in' -> `./modules/java/generator/src/java/org/opencv/osgi/OpenCVNativeLoader.java.in'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/generator/android-21/java/org/opencv/android/JavaCamera2View.java' -> `./modules/java/generator/android-21/java/org/opencv/android/JavaCamera2View.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/generator/android-21/java/org/opencv/android/CameraGLRendererBase.java' -> `./modules/java/generator/android-21/java/org/opencv/android/CameraGLRendererBase.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/generator/android-21/java/org/opencv/android/Camera2Renderer.java' -> `./modules/java/generator/android-21/java/org/opencv/android/Camera2Renderer.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/generator/android-21/java/org/opencv/android/CameraGLSurfaceView.java' -> `./modules/java/generator/android-21/java/org/opencv/android/CameraGLSurfaceView.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/generator/android-21/java/org/opencv/android/CameraRenderer.java' -> `./modules/java/generator/android-21/java/org/opencv/android/CameraRenderer.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/generator/android/java/org/opencv/engine/OpenCVEngineInterface.aidl' -> `./modules/java/generator/android/java/org/opencv/engine/OpenCVEngineInterface.aidl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/generator/android/java/org/opencv/android/Utils.java' -> `./modules/java/generator/android/java/org/opencv/android/Utils.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/generator/android/java/org/opencv/android/InstallCallbackInterface.java' -> `./modules/java/generator/android/java/org/opencv/android/InstallCallbackInterface.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/generator/android/java/org/opencv/android/FpsMeter.java' -> `./modules/java/generator/android/java/org/opencv/android/FpsMeter.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/generator/android/java/org/opencv/android/JavaCameraView.java' -> `./modules/java/generator/android/java/org/opencv/android/JavaCameraView.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/generator/android/java/org/opencv/android/AsyncServiceHelper.java' -> `./modules/java/generator/android/java/org/opencv/android/AsyncServiceHelper.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/generator/android/java/org/opencv/android/LoaderCallbackInterface.java' -> `./modules/java/generator/android/java/org/opencv/android/LoaderCallbackInterface.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/generator/android/java/org/opencv/android/StaticHelper.java' -> `./modules/java/generator/android/java/org/opencv/android/StaticHelper.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/generator/android/java/org/opencv/android/CameraBridgeViewBase.java' -> `./modules/java/generator/android/java/org/opencv/android/CameraBridgeViewBase.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/generator/android/java/org/opencv/android/OpenCVLoader.java.in' -> `./modules/java/generator/android/java/org/opencv/android/OpenCVLoader.java.in'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/generator/android/java/org/opencv/android/BaseLoaderCallback.java' -> `./modules/java/generator/android/java/org/opencv/android/BaseLoaderCallback.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/generator/templates/cpp_module.template' -> `./modules/java/generator/templates/cpp_module.template'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/generator/templates/java_class_inherited.prolog' -> `./modules/java/generator/templates/java_class_inherited.prolog'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/generator/templates/java_module.prolog' -> `./modules/java/generator/templates/java_module.prolog'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/generator/templates/java_class.prolog' -> `./modules/java/generator/templates/java_class.prolog'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/jni/CMakeLists.txt' -> `./modules/java/jni/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/jar/CMakeLists.txt' -> `./modules/java/jar/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/java/jar/build.xml.in' -> `./modules/java/jar/build.xml.in'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/CMakeLists.txt' -> `./modules/core/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/matrix.cpp' -> `./modules/core/src/matrix.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/ovx.cpp' -> `./modules/core/src/ovx.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/datastructs.cpp' -> `./modules/core/src/datastructs.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/gl_core_3_1.cpp' -> `./modules/core/src/gl_core_3_1.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/intel_gpu_gemm.inl.hpp' -> `./modules/core/src/intel_gpu_gemm.inl.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/stat.hpp' -> `./modules/core/src/stat.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/persistence.hpp' -> `./modules/core/src/persistence.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/conjugate_gradient.cpp' -> `./modules/core/src/conjugate_gradient.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/count_non_zero.cpp' -> `./modules/core/src/count_non_zero.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opengl.cpp' -> `./modules/core/src/opengl.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/cuda_info.cpp' -> `./modules/core/src/cuda_info.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/directx.inc.hpp' -> `./modules/core/src/directx.inc.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/check.cpp' -> `./modules/core/src/check.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/matrix_sparse.cpp' -> `./modules/core/src/matrix_sparse.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/softfloat.cpp' -> `./modules/core/src/softfloat.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/convert.hpp' -> `./modules/core/src/convert.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/alloc.cpp' -> `./modules/core/src/alloc.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/cuda_host_mem.cpp' -> `./modules/core/src/cuda_host_mem.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/command_line_parser.cpp' -> `./modules/core/src/command_line_parser.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/precomp.hpp' -> `./modules/core/src/precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/ocl_deprecated.hpp' -> `./modules/core/src/ocl_deprecated.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/convert.sse4_1.cpp' -> `./modules/core/src/convert.sse4_1.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/lpsolver.cpp' -> `./modules/core/src/lpsolver.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/matrix_iterator.cpp' -> `./modules/core/src/matrix_iterator.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/copy.cpp' -> `./modules/core/src/copy.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/cuda_gpu_mat.cpp' -> `./modules/core/src/cuda_gpu_mat.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/channels.cpp' -> `./modules/core/src/channels.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/matrix_wrap.cpp' -> `./modules/core/src/matrix_wrap.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/convert_c.cpp' -> `./modules/core/src/convert_c.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/gl_core_3_1.hpp' -> `./modules/core/src/gl_core_3_1.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/stat.dispatch.cpp' -> `./modules/core/src/stat.dispatch.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/persistence_types.cpp' -> `./modules/core/src/persistence_types.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/directx.cpp' -> `./modules/core/src/directx.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/convert_scale.cpp' -> `./modules/core/src/convert_scale.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/parallel_impl.cpp' -> `./modules/core/src/parallel_impl.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/lut.cpp' -> `./modules/core/src/lut.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/trace.cpp' -> `./modules/core/src/trace.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/persistence.cpp' -> `./modules/core/src/persistence.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/pca.cpp' -> `./modules/core/src/pca.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/kmeans.cpp' -> `./modules/core/src/kmeans.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/matrix_operations.cpp' -> `./modules/core/src/matrix_operations.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/glob.cpp' -> `./modules/core/src/glob.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/logger.cpp' -> `./modules/core/src/logger.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/out.cpp' -> `./modules/core/src/out.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/persistence_xml.cpp' -> `./modules/core/src/persistence_xml.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/convert.fp16.cpp' -> `./modules/core/src/convert.fp16.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/hal_internal.cpp' -> `./modules/core/src/hal_internal.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/minmax.cpp' -> `./modules/core/src/minmax.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/mathfuncs_core.simd.hpp' -> `./modules/core/src/mathfuncs_core.simd.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/batch_distance.cpp' -> `./modules/core/src/batch_distance.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/tables.cpp' -> `./modules/core/src/tables.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/persistence_cpp.cpp' -> `./modules/core/src/persistence_cpp.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/persistence_base64.cpp' -> `./modules/core/src/persistence_base64.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/stat.simd.hpp' -> `./modules/core/src/stat.simd.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/stat_c.cpp' -> `./modules/core/src/stat_c.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/va_intel.cpp' -> `./modules/core/src/va_intel.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/matrix_decomp.cpp' -> `./modules/core/src/matrix_decomp.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/matrix_expressions.cpp' -> `./modules/core/src/matrix_expressions.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/cuda_stream.cpp' -> `./modules/core/src/cuda_stream.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/algorithm.cpp' -> `./modules/core/src/algorithm.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/rand.cpp' -> `./modules/core/src/rand.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/merge.cpp' -> `./modules/core/src/merge.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/norm.cpp' -> `./modules/core/src/norm.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/lda.cpp' -> `./modules/core/src/lda.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/convert.avx2.cpp' -> `./modules/core/src/convert.avx2.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/dxt.cpp' -> `./modules/core/src/dxt.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/persistence_c.cpp' -> `./modules/core/src/persistence_c.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/mean.cpp' -> `./modules/core/src/mean.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/matmul.cpp' -> `./modules/core/src/matmul.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/downhill_simplex.cpp' -> `./modules/core/src/downhill_simplex.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/matrix_c.cpp' -> `./modules/core/src/matrix_c.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/stl.cpp' -> `./modules/core/src/stl.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/hal_internal.hpp' -> `./modules/core/src/hal_internal.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/arithm_simd.hpp' -> `./modules/core/src/arithm_simd.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/arithm_core.hpp' -> `./modules/core/src/arithm_core.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/split.cpp' -> `./modules/core/src/split.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/umatrix.cpp' -> `./modules/core/src/umatrix.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/bufferpool.impl.hpp' -> `./modules/core/src/bufferpool.impl.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/types.cpp' -> `./modules/core/src/types.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/sum.cpp' -> `./modules/core/src/sum.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/lapack.cpp' -> `./modules/core/src/lapack.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/mathfuncs_core.dispatch.cpp' -> `./modules/core/src/mathfuncs_core.dispatch.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/mathfuncs.cpp' -> `./modules/core/src/mathfuncs.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/umatrix.hpp' -> `./modules/core/src/umatrix.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/persistence_json.cpp' -> `./modules/core/src/persistence_json.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/ocl.cpp' -> `./modules/core/src/ocl.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/mathfuncs.hpp' -> `./modules/core/src/mathfuncs.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/hal_replacement.hpp' -> `./modules/core/src/hal_replacement.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/system.cpp' -> `./modules/core/src/system.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/convert.cpp' -> `./modules/core/src/convert.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/array.cpp' -> `./modules/core/src/array.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/parallel.cpp' -> `./modules/core/src/parallel.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/arithm.cpp' -> `./modules/core/src/arithm.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/parallel_impl.hpp' -> `./modules/core/src/parallel_impl.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/persistence_yml.cpp' -> `./modules/core/src/persistence_yml.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/convert.cl' -> `./modules/core/src/opencl/convert.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/mulspectrums.cl' -> `./modules/core/src/opencl/mulspectrums.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/copymakeborder.cl' -> `./modules/core/src/opencl/copymakeborder.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/normalize.cl' -> `./modules/core/src/opencl/normalize.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/gemm.cl' -> `./modules/core/src/opencl/gemm.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/intel_gemm.cl' -> `./modules/core/src/opencl/intel_gemm.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/set_identity.cl' -> `./modules/core/src/opencl/set_identity.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/flip.cl' -> `./modules/core/src/opencl/flip.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/repeat.cl' -> `./modules/core/src/opencl/repeat.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/split_merge.cl' -> `./modules/core/src/opencl/split_merge.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/inrange.cl' -> `./modules/core/src/opencl/inrange.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/reduce2.cl' -> `./modules/core/src/opencl/reduce2.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/copyset.cl' -> `./modules/core/src/opencl/copyset.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/arithm.cl' -> `./modules/core/src/opencl/arithm.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/lut.cl' -> `./modules/core/src/opencl/lut.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/mixchannels.cl' -> `./modules/core/src/opencl/mixchannels.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/fft.cl' -> `./modules/core/src/opencl/fft.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/halfconvert.cl' -> `./modules/core/src/opencl/halfconvert.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/reduce.cl' -> `./modules/core/src/opencl/reduce.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/minmaxloc.cl' -> `./modules/core/src/opencl/minmaxloc.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/meanstddev.cl' -> `./modules/core/src/opencl/meanstddev.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/cvtclr_dx.cl' -> `./modules/core/src/opencl/cvtclr_dx.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/transpose.cl' -> `./modules/core/src/opencl/transpose.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/runtime/opencl_clamdfft.cpp' -> `./modules/core/src/opencl/runtime/opencl_clamdfft.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/runtime/opencl_core.cpp' -> `./modules/core/src/opencl/runtime/opencl_core.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/runtime/opencl_clamdblas.cpp' -> `./modules/core/src/opencl/runtime/opencl_clamdblas.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/runtime/runtime_common.hpp' -> `./modules/core/src/opencl/runtime/runtime_common.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/runtime/autogenerated/opencl_core_static_impl.hpp' -> `./modules/core/src/opencl/runtime/autogenerated/opencl_core_static_impl.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/runtime/autogenerated/opencl_clamdblas_impl.hpp' -> `./modules/core/src/opencl/runtime/autogenerated/opencl_clamdblas_impl.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/runtime/autogenerated/opencl_gl_impl.hpp' -> `./modules/core/src/opencl/runtime/autogenerated/opencl_gl_impl.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/runtime/autogenerated/opencl_clamdfft_impl.hpp' -> `./modules/core/src/opencl/runtime/autogenerated/opencl_clamdfft_impl.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/runtime/autogenerated/opencl_gl_static_impl.hpp' -> `./modules/core/src/opencl/runtime/autogenerated/opencl_gl_static_impl.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/runtime/autogenerated/opencl_core_impl.hpp' -> `./modules/core/src/opencl/runtime/autogenerated/opencl_core_impl.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/runtime/generator/parser_clamdfft.py' -> `./modules/core/src/opencl/runtime/generator/parser_clamdfft.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/runtime/generator/generate.sh' -> `./modules/core/src/opencl/runtime/generator/generate.sh'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/runtime/generator/parser_clamdblas.py' -> `./modules/core/src/opencl/runtime/generator/parser_clamdblas.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/runtime/generator/common.py' -> `./modules/core/src/opencl/runtime/generator/common.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/runtime/generator/parser_cl.py' -> `./modules/core/src/opencl/runtime/generator/parser_cl.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/runtime/generator/filter/opencl_core_functions.list' -> `./modules/core/src/opencl/runtime/generator/filter/opencl_core_functions.list'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/runtime/generator/filter/opencl_gl_functions.list' -> `./modules/core/src/opencl/runtime/generator/filter/opencl_gl_functions.list'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/runtime/generator/filter/opencl_clamdfft_functions.list' -> `./modules/core/src/opencl/runtime/generator/filter/opencl_clamdfft_functions.list'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/runtime/generator/filter/opencl_clamdblas_functions.list' -> `./modules/core/src/opencl/runtime/generator/filter/opencl_clamdblas_functions.list'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/runtime/generator/template/opencl_clamdfft.hpp.in' -> `./modules/core/src/opencl/runtime/generator/template/opencl_clamdfft.hpp.in'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/runtime/generator/template/opencl_gl.hpp.in' -> `./modules/core/src/opencl/runtime/generator/template/opencl_gl.hpp.in'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/runtime/generator/template/static_impl.hpp.in' -> `./modules/core/src/opencl/runtime/generator/template/static_impl.hpp.in'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/runtime/generator/template/opencl_core.hpp.in' -> `./modules/core/src/opencl/runtime/generator/template/opencl_core.hpp.in'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/runtime/generator/template/opencl_gl_wrappers.hpp.in' -> `./modules/core/src/opencl/runtime/generator/template/opencl_gl_wrappers.hpp.in'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/runtime/generator/template/opencl_clamdfft_impl.hpp.in' -> `./modules/core/src/opencl/runtime/generator/template/opencl_clamdfft_impl.hpp.in'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/runtime/generator/template/opencl_core_impl.hpp.in' -> `./modules/core/src/opencl/runtime/generator/template/opencl_core_impl.hpp.in'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/runtime/generator/template/opencl_clamdblas_impl.hpp.in' -> `./modules/core/src/opencl/runtime/generator/template/opencl_clamdblas_impl.hpp.in'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/runtime/generator/template/opencl_core_wrappers.hpp.in' -> `./modules/core/src/opencl/runtime/generator/template/opencl_core_wrappers.hpp.in'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/runtime/generator/template/opencl_clamdblas.hpp.in' -> `./modules/core/src/opencl/runtime/generator/template/opencl_clamdblas.hpp.in'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/opencl/runtime/generator/template/opencl_gl_impl.hpp.in' -> `./modules/core/src/opencl/runtime/generator/template/opencl_gl_impl.hpp.in'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/cuda/gpu_mat.cu' -> `./modules/core/src/cuda/gpu_mat.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/src/utils/filesystem.cpp' -> `./modules/core/src/utils/filesystem.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core.hpp' -> `./modules/core/include/opencv2/core.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/cv_cpu_helper.h' -> `./modules/core/include/opencv2/core/cv_cpu_helper.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/utility.hpp' -> `./modules/core/include/opencv2/core/utility.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/persistence.hpp' -> `./modules/core/include/opencv2/core/persistence.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/opengl.hpp' -> `./modules/core/include/opencv2/core/opengl.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/ptr.inl.hpp' -> `./modules/core/include/opencv2/core/ptr.inl.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/fast_math.hpp' -> `./modules/core/include/opencv2/core/fast_math.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/wimage.hpp' -> `./modules/core/include/opencv2/core/wimage.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/va_intel.hpp' -> `./modules/core/include/opencv2/core/va_intel.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/types_c.h' -> `./modules/core/include/opencv2/core/types_c.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/ovx.hpp' -> `./modules/core/include/opencv2/core/ovx.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/mat.hpp' -> `./modules/core/include/opencv2/core/mat.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/check.hpp' -> `./modules/core/include/opencv2/core/check.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/cv_cpu_dispatch.h' -> `./modules/core/include/opencv2/core/cv_cpu_dispatch.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/bufferpool.hpp' -> `./modules/core/include/opencv2/core/bufferpool.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/private.hpp' -> `./modules/core/include/opencv2/core/private.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/optim.hpp' -> `./modules/core/include/opencv2/core/optim.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/operations.hpp' -> `./modules/core/include/opencv2/core/operations.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/mat.inl.hpp' -> `./modules/core/include/opencv2/core/mat.inl.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/sse_utils.hpp' -> `./modules/core/include/opencv2/core/sse_utils.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/eigen.hpp' -> `./modules/core/include/opencv2/core/eigen.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/ocl.hpp' -> `./modules/core/include/opencv2/core/ocl.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/cuda_types.hpp' -> `./modules/core/include/opencv2/core/cuda_types.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/cvdef.h' -> `./modules/core/include/opencv2/core/cvdef.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/cvstd.inl.hpp' -> `./modules/core/include/opencv2/core/cvstd.inl.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/vsx_utils.hpp' -> `./modules/core/include/opencv2/core/vsx_utils.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/softfloat.hpp' -> `./modules/core/include/opencv2/core/softfloat.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/core.hpp' -> `./modules/core/include/opencv2/core/core.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/core_c.h' -> `./modules/core/include/opencv2/core/core_c.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/directx.hpp' -> `./modules/core/include/opencv2/core/directx.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/version.hpp' -> `./modules/core/include/opencv2/core/version.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/affine.hpp' -> `./modules/core/include/opencv2/core/affine.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/ocl_genbase.hpp' -> `./modules/core/include/opencv2/core/ocl_genbase.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/neon_utils.hpp' -> `./modules/core/include/opencv2/core/neon_utils.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/cuda_stream_accessor.hpp' -> `./modules/core/include/opencv2/core/cuda_stream_accessor.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/cvstd.hpp' -> `./modules/core/include/opencv2/core/cvstd.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/ippasync.hpp' -> `./modules/core/include/opencv2/core/ippasync.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/types.hpp' -> `./modules/core/include/opencv2/core/types.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/base.hpp' -> `./modules/core/include/opencv2/core/base.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/private.cuda.hpp' -> `./modules/core/include/opencv2/core/private.cuda.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/traits.hpp' -> `./modules/core/include/opencv2/core/traits.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/matx.hpp' -> `./modules/core/include/opencv2/core/matx.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/cuda.inl.hpp' -> `./modules/core/include/opencv2/core/cuda.inl.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/saturate.hpp' -> `./modules/core/include/opencv2/core/saturate.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/cuda.hpp' -> `./modules/core/include/opencv2/core/cuda.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/hal/intrin_cpp.hpp' -> `./modules/core/include/opencv2/core/hal/intrin_cpp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/hal/hal.hpp' -> `./modules/core/include/opencv2/core/hal/hal.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/hal/intrin_neon.hpp' -> `./modules/core/include/opencv2/core/hal/intrin_neon.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/hal/intrin_avx.hpp' -> `./modules/core/include/opencv2/core/hal/intrin_avx.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/hal/intrin_vsx.hpp' -> `./modules/core/include/opencv2/core/hal/intrin_vsx.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/hal/intrin.hpp' -> `./modules/core/include/opencv2/core/hal/intrin.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/hal/intrin_sse.hpp' -> `./modules/core/include/opencv2/core/hal/intrin_sse.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/hal/interface.h' -> `./modules/core/include/opencv2/core/hal/interface.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/openvx/ovx_defs.hpp' -> `./modules/core/include/opencv2/core/openvx/ovx_defs.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/private/cv_cpu_include_simd_declarations.hpp' -> `./modules/core/include/opencv2/core/private/cv_cpu_include_simd_declarations.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/opencl/ocl_defs.hpp' -> `./modules/core/include/opencv2/core/opencl/ocl_defs.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/opencl/opencl_info.hpp' -> `./modules/core/include/opencv2/core/opencl/opencl_info.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/opencl/opencl_svm.hpp' -> `./modules/core/include/opencv2/core/opencl/opencl_svm.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/opencl/runtime/opencl_svm_definitions.hpp' -> `./modules/core/include/opencv2/core/opencl/runtime/opencl_svm_definitions.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/opencl/runtime/opencl_clamdblas.hpp' -> `./modules/core/include/opencv2/core/opencl/runtime/opencl_clamdblas.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/opencl/runtime/opencl_gl.hpp' -> `./modules/core/include/opencv2/core/opencl/runtime/opencl_gl.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/opencl/runtime/opencl_svm_hsa_extension.hpp' -> `./modules/core/include/opencv2/core/opencl/runtime/opencl_svm_hsa_extension.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/opencl/runtime/opencl_core.hpp' -> `./modules/core/include/opencv2/core/opencl/runtime/opencl_core.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/opencl/runtime/opencl_svm_20.hpp' -> `./modules/core/include/opencv2/core/opencl/runtime/opencl_svm_20.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/opencl/runtime/opencl_core_wrappers.hpp' -> `./modules/core/include/opencv2/core/opencl/runtime/opencl_core_wrappers.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/opencl/runtime/opencl_clamdfft.hpp' -> `./modules/core/include/opencv2/core/opencl/runtime/opencl_clamdfft.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/opencl/runtime/opencl_gl_wrappers.hpp' -> `./modules/core/include/opencv2/core/opencl/runtime/opencl_gl_wrappers.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/opencl/runtime/autogenerated/opencl_clamdblas.hpp' -> `./modules/core/include/opencv2/core/opencl/runtime/autogenerated/opencl_clamdblas.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/opencl/runtime/autogenerated/opencl_gl.hpp' -> `./modules/core/include/opencv2/core/opencl/runtime/autogenerated/opencl_gl.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/opencl/runtime/autogenerated/opencl_core.hpp' -> `./modules/core/include/opencv2/core/opencl/runtime/autogenerated/opencl_core.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/opencl/runtime/autogenerated/opencl_core_wrappers.hpp' -> `./modules/core/include/opencv2/core/opencl/runtime/autogenerated/opencl_core_wrappers.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/opencl/runtime/autogenerated/opencl_clamdfft.hpp' -> `./modules/core/include/opencv2/core/opencl/runtime/autogenerated/opencl_clamdfft.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/opencl/runtime/autogenerated/opencl_gl_wrappers.hpp' -> `./modules/core/include/opencv2/core/opencl/runtime/autogenerated/opencl_gl_wrappers.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/cuda/utility.hpp' -> `./modules/core/include/opencv2/core/cuda/utility.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/cuda/vec_math.hpp' -> `./modules/core/include/opencv2/core/cuda/vec_math.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/cuda/reduce.hpp' -> `./modules/core/include/opencv2/core/cuda/reduce.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/cuda/filters.hpp' -> `./modules/core/include/opencv2/core/cuda/filters.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/cuda/emulation.hpp' -> `./modules/core/include/opencv2/core/cuda/emulation.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/cuda/common.hpp' -> `./modules/core/include/opencv2/core/cuda/common.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/cuda/funcattrib.hpp' -> `./modules/core/include/opencv2/core/cuda/funcattrib.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/cuda/vec_distance.hpp' -> `./modules/core/include/opencv2/core/cuda/vec_distance.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/cuda/saturate_cast.hpp' -> `./modules/core/include/opencv2/core/cuda/saturate_cast.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/cuda/vec_traits.hpp' -> `./modules/core/include/opencv2/core/cuda/vec_traits.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/cuda/border_interpolate.hpp' -> `./modules/core/include/opencv2/core/cuda/border_interpolate.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/cuda/datamov_utils.hpp' -> `./modules/core/include/opencv2/core/cuda/datamov_utils.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/cuda/limits.hpp' -> `./modules/core/include/opencv2/core/cuda/limits.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/cuda/dynamic_smem.hpp' -> `./modules/core/include/opencv2/core/cuda/dynamic_smem.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/cuda/warp_shuffle.hpp' -> `./modules/core/include/opencv2/core/cuda/warp_shuffle.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/cuda/type_traits.hpp' -> `./modules/core/include/opencv2/core/cuda/type_traits.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/cuda/transform.hpp' -> `./modules/core/include/opencv2/core/cuda/transform.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/cuda/functional.hpp' -> `./modules/core/include/opencv2/core/cuda/functional.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/cuda/warp_reduce.hpp' -> `./modules/core/include/opencv2/core/cuda/warp_reduce.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/cuda/simd_functions.hpp' -> `./modules/core/include/opencv2/core/cuda/simd_functions.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/cuda/scan.hpp' -> `./modules/core/include/opencv2/core/cuda/scan.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/cuda/color.hpp' -> `./modules/core/include/opencv2/core/cuda/color.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/cuda/block.hpp' -> `./modules/core/include/opencv2/core/cuda/block.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/cuda/warp.hpp' -> `./modules/core/include/opencv2/core/cuda/warp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/cuda/detail/reduce.hpp' -> `./modules/core/include/opencv2/core/cuda/detail/reduce.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/cuda/detail/transform_detail.hpp' -> `./modules/core/include/opencv2/core/cuda/detail/transform_detail.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/cuda/detail/color_detail.hpp' -> `./modules/core/include/opencv2/core/cuda/detail/color_detail.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/cuda/detail/type_traits_detail.hpp' -> `./modules/core/include/opencv2/core/cuda/detail/type_traits_detail.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/cuda/detail/vec_distance_detail.hpp' -> `./modules/core/include/opencv2/core/cuda/detail/vec_distance_detail.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/cuda/detail/reduce_key_val.hpp' -> `./modules/core/include/opencv2/core/cuda/detail/reduce_key_val.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/utils/filesystem.private.hpp' -> `./modules/core/include/opencv2/core/utils/filesystem.private.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/utils/logger.defines.hpp' -> `./modules/core/include/opencv2/core/utils/logger.defines.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/utils/trace.private.hpp' -> `./modules/core/include/opencv2/core/utils/trace.private.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/utils/lock.private.hpp' -> `./modules/core/include/opencv2/core/utils/lock.private.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/utils/trace.hpp' -> `./modules/core/include/opencv2/core/utils/trace.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/utils/logger.hpp' -> `./modules/core/include/opencv2/core/utils/logger.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/utils/filesystem.hpp' -> `./modules/core/include/opencv2/core/utils/filesystem.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/include/opencv2/core/utils/configuration.private.hpp' -> `./modules/core/include/opencv2/core/utils/configuration.private.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/3rdparty/SoftFloat/COPYING.txt' -> `./modules/core/3rdparty/SoftFloat/COPYING.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/filelist' -> `./modules/core/misc/java/filelist'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/gen_dict.json' -> `./modules/core/misc/java/gen_dict.json'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/src/cpp/core_manual.cpp' -> `./modules/core/misc/java/src/cpp/core_manual.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/src/cpp/core_manual.hpp' -> `./modules/core/misc/java/src/cpp/core_manual.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/src/java/core+Point3.java' -> `./modules/core/misc/java/src/java/core+Point3.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/src/java/core+MatOfPoint3f.java' -> `./modules/core/misc/java/src/java/core+MatOfPoint3f.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/src/java/core+MatOfKeyPoint.java' -> `./modules/core/misc/java/src/java/core+MatOfKeyPoint.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/src/java/core+MatOfFloat.java' -> `./modules/core/misc/java/src/java/core+MatOfFloat.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/src/java/core+MatOfPoint2f.java' -> `./modules/core/misc/java/src/java/core+MatOfPoint2f.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/src/java/core+MatOfInt4.java' -> `./modules/core/misc/java/src/java/core+MatOfInt4.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/src/java/core+MatOfInt.java' -> `./modules/core/misc/java/src/java/core+MatOfInt.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/src/java/core+Range.java' -> `./modules/core/misc/java/src/java/core+Range.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/src/java/core+RotatedRect.java' -> `./modules/core/misc/java/src/java/core+RotatedRect.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/src/java/core+MatOfByte.java' -> `./modules/core/misc/java/src/java/core+MatOfByte.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/src/java/core+Scalar.java' -> `./modules/core/misc/java/src/java/core+Scalar.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/src/java/core+MatOfDouble.java' -> `./modules/core/misc/java/src/java/core+MatOfDouble.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/src/java/core+MatOfRect.java' -> `./modules/core/misc/java/src/java/core+MatOfRect.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/src/java/core+Core.jcode.in' -> `./modules/core/misc/java/src/java/core+Core.jcode.in'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/src/java/core+MatOfRect2d.java' -> `./modules/core/misc/java/src/java/core+MatOfRect2d.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/src/java/core+Size.java' -> `./modules/core/misc/java/src/java/core+Size.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/src/java/core+MatOfFloat4.java' -> `./modules/core/misc/java/src/java/core+MatOfFloat4.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/src/java/core+Point.java' -> `./modules/core/misc/java/src/java/core+Point.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/src/java/core+MatOfDMatch.java' -> `./modules/core/misc/java/src/java/core+MatOfDMatch.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/src/java/core+DMatch.java' -> `./modules/core/misc/java/src/java/core+DMatch.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/src/java/core+CvType.java' -> `./modules/core/misc/java/src/java/core+CvType.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/src/java/core+CvException.java' -> `./modules/core/misc/java/src/java/core+CvException.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/src/java/core+Mat.java' -> `./modules/core/misc/java/src/java/core+Mat.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/src/java/core+TermCriteria.java' -> `./modules/core/misc/java/src/java/core+TermCriteria.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/src/java/core+MatOfRotatedRect.java' -> `./modules/core/misc/java/src/java/core+MatOfRotatedRect.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/src/java/core+MatOfPoint.java' -> `./modules/core/misc/java/src/java/core+MatOfPoint.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/src/java/core+MatOfFloat6.java' -> `./modules/core/misc/java/src/java/core+MatOfFloat6.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/src/java/core+Rect2d.java' -> `./modules/core/misc/java/src/java/core+Rect2d.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/src/java/core+KeyPoint.java' -> `./modules/core/misc/java/src/java/core+KeyPoint.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/src/java/core+MatOfPoint3.java' -> `./modules/core/misc/java/src/java/core+MatOfPoint3.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/src/java/core+Rect.java' -> `./modules/core/misc/java/src/java/core+Rect.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/test/PointTest.java' -> `./modules/core/misc/java/test/PointTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/test/MatOfByteTest.java' -> `./modules/core/misc/java/test/MatOfByteTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/test/SizeTest.java' -> `./modules/core/misc/java/test/SizeTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/test/DMatchTest.java' -> `./modules/core/misc/java/test/DMatchTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/test/CvTypeTest.java' -> `./modules/core/misc/java/test/CvTypeTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/test/TermCriteriaTest.java' -> `./modules/core/misc/java/test/TermCriteriaTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/test/RotatedRectTest.java' -> `./modules/core/misc/java/test/RotatedRectTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/test/KeyPointTest.java' -> `./modules/core/misc/java/test/KeyPointTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/test/MatTest.java' -> `./modules/core/misc/java/test/MatTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/test/Point3Test.java' -> `./modules/core/misc/java/test/Point3Test.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/test/ScalarTest.java' -> `./modules/core/misc/java/test/ScalarTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/test/RangeTest.java' -> `./modules/core/misc/java/test/RangeTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/test/RectTest.java' -> `./modules/core/misc/java/test/RectTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/misc/java/test/CoreTest.java' -> `./modules/core/misc/java/test/CoreTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/test/test_arithm.cpp' -> `./modules/core/test/test_arithm.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/test/test_intrin256.simd.hpp' -> `./modules/core/test/test_intrin256.simd.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/test/test_ippasync.cpp' -> `./modules/core/test/test_ippasync.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/test/test_operations.cpp' -> `./modules/core/test/test_operations.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/test/test_mat.cpp' -> `./modules/core/test/test_mat.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/test/test_hal_core.cpp' -> `./modules/core/test/test_hal_core.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/test/test_ptr.cpp' -> `./modules/core/test/test_ptr.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/test/test_conjugate_gradient.cpp' -> `./modules/core/test/test_conjugate_gradient.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/test/test_rand.cpp' -> `./modules/core/test/test_rand.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/test/test_precomp.hpp' -> `./modules/core/test/test_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/test/test_concatenation.cpp' -> `./modules/core/test/test_concatenation.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/test/test_intrin128.simd.hpp' -> `./modules/core/test/test_intrin128.simd.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/test/test_countnonzero.cpp' -> `./modules/core/test/test_countnonzero.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/test/test_intrin_utils.hpp' -> `./modules/core/test/test_intrin_utils.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/test/test_utils.cpp' -> `./modules/core/test/test_utils.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/test/test_io.cpp' -> `./modules/core/test/test_io.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/test/test_misc.cpp' -> `./modules/core/test/test_misc.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/test/test_ds.cpp' -> `./modules/core/test/test_ds.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/test/test_intrin.cpp' -> `./modules/core/test/test_intrin.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/test/test_main.cpp' -> `./modules/core/test/test_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/test/test_dxt.cpp' -> `./modules/core/test/test_dxt.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/test/test_rotatedrect.cpp' -> `./modules/core/test/test_rotatedrect.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/test/test_eigen.cpp' -> `./modules/core/test/test_eigen.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/test/test_umat.cpp' -> `./modules/core/test/test_umat.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/test/test_lpsolver.cpp' -> `./modules/core/test/test_lpsolver.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/test/test_math.cpp' -> `./modules/core/test/test_math.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/test/test_downhill_simplex.cpp' -> `./modules/core/test/test_downhill_simplex.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/test/ocl/test_arithm.cpp' -> `./modules/core/test/ocl/test_arithm.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/test/ocl/test_opencl.cpp' -> `./modules/core/test/ocl/test_opencl.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/test/ocl/test_dft.cpp' -> `./modules/core/test/ocl/test_dft.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/test/ocl/test_gemm.cpp' -> `./modules/core/test/ocl/test_gemm.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/test/ocl/test_matrix_expr.cpp' -> `./modules/core/test/ocl/test_matrix_expr.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/test/ocl/test_image2d.cpp' -> `./modules/core/test/ocl/test_image2d.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/test/ocl/test_channels.cpp' -> `./modules/core/test/ocl/test_channels.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/test/ocl/test_matrix_operation.cpp' -> `./modules/core/test/ocl/test_matrix_operation.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/perf/perf_precomp.hpp' -> `./modules/core/perf/perf_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/perf/perf_stat.cpp' -> `./modules/core/perf/perf_stat.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/perf/perf_cvround.cpp' -> `./modules/core/perf/perf_cvround.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/perf/perf_dot.cpp' -> `./modules/core/perf/perf_dot.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/perf/perf_reduce.cpp' -> `./modules/core/perf/perf_reduce.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/perf/perf_minmaxloc.cpp' -> `./modules/core/perf/perf_minmaxloc.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/perf/perf_bitwise.cpp' -> `./modules/core/perf/perf_bitwise.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/perf/perf_umat.cpp' -> `./modules/core/perf/perf_umat.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/perf/perf_main.cpp' -> `./modules/core/perf/perf_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/perf/perf_sort.cpp' -> `./modules/core/perf/perf_sort.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/perf/perf_math.cpp' -> `./modules/core/perf/perf_math.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/perf/perf_abs.cpp' -> `./modules/core/perf/perf_abs.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/perf/perf_dft.cpp' -> `./modules/core/perf/perf_dft.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/perf/perf_io_base64.cpp' -> `./modules/core/perf/perf_io_base64.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/perf/perf_arithm.cpp' -> `./modules/core/perf/perf_arithm.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/perf/perf_addWeighted.cpp' -> `./modules/core/perf/perf_addWeighted.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/perf/perf_compare.cpp' -> `./modules/core/perf/perf_compare.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/perf/perf_inRange.cpp' -> `./modules/core/perf/perf_inRange.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/perf/perf_split.cpp' -> `./modules/core/perf/perf_split.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/perf/perf_lut.cpp' -> `./modules/core/perf/perf_lut.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/perf/perf_merge.cpp' -> `./modules/core/perf/perf_merge.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/perf/perf_convertTo.cpp' -> `./modules/core/perf/perf_convertTo.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/perf/perf_norm.cpp' -> `./modules/core/perf/perf_norm.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/perf/perf_mat.cpp' -> `./modules/core/perf/perf_mat.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/perf/opencl/perf_bufferpool.cpp' -> `./modules/core/perf/opencl/perf_bufferpool.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/perf/opencl/perf_gemm.cpp' -> `./modules/core/perf/opencl/perf_gemm.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/perf/opencl/perf_matop.cpp' -> `./modules/core/perf/opencl/perf_matop.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/perf/opencl/perf_usage_flags.cpp' -> `./modules/core/perf/opencl/perf_usage_flags.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/perf/opencl/perf_channels.cpp' -> `./modules/core/perf/opencl/perf_channels.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/perf/opencl/perf_arithm.cpp' -> `./modules/core/perf/opencl/perf_arithm.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/perf/opencl/perf_dxt.cpp' -> `./modules/core/perf/opencl/perf_dxt.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/perf/cuda/perf_gpumat.cpp' -> `./modules/core/perf/cuda/perf_gpumat.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/doc/intro.markdown' -> `./modules/core/doc/intro.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/doc/cuda.markdown' -> `./modules/core/doc/cuda.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/doc/pics/memstorage1.png' -> `./modules/core/doc/pics/memstorage1.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/doc/pics/NormTypes_OneArray_1-2-INF.png' -> `./modules/core/doc/pics/NormTypes_OneArray_1-2-INF.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/doc/pics/rotatedrect.png' -> `./modules/core/doc/pics/rotatedrect.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/core/doc/pics/memstorage2.png' -> `./modules/core/doc/pics/memstorage2.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/CMakeLists.txt' -> `./modules/cudalegacy/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/src/image_pyramid.cpp' -> `./modules/cudalegacy/src/image_pyramid.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/src/bm_fast.cpp' -> `./modules/cudalegacy/src/bm_fast.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/src/bm.cpp' -> `./modules/cudalegacy/src/bm.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/src/needle_map.cpp' -> `./modules/cudalegacy/src/needle_map.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/src/precomp.hpp' -> `./modules/cudalegacy/src/precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/src/fgd.cpp' -> `./modules/cudalegacy/src/fgd.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/src/calib3d.cpp' -> `./modules/cudalegacy/src/calib3d.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/src/NCV.cpp' -> `./modules/cudalegacy/src/NCV.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/src/gmg.cpp' -> `./modules/cudalegacy/src/gmg.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/src/graphcuts.cpp' -> `./modules/cudalegacy/src/graphcuts.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/src/interpolate_frames.cpp' -> `./modules/cudalegacy/src/interpolate_frames.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/src/cuda/needle_map.cu' -> `./modules/cudalegacy/src/cuda/needle_map.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/src/cuda/bm_fast.cu' -> `./modules/cudalegacy/src/cuda/bm_fast.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/src/cuda/gmg.cu' -> `./modules/cudalegacy/src/cuda/gmg.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/src/cuda/NCV.cu' -> `./modules/cudalegacy/src/cuda/NCV.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/src/cuda/fgd.hpp' -> `./modules/cudalegacy/src/cuda/fgd.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/src/cuda/NCVHaarObjectDetection.cu' -> `./modules/cudalegacy/src/cuda/NCVHaarObjectDetection.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/src/cuda/NCVBroxOpticalFlow.cu' -> `./modules/cudalegacy/src/cuda/NCVBroxOpticalFlow.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/src/cuda/ccomponetns.cu' -> `./modules/cudalegacy/src/cuda/ccomponetns.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/src/cuda/NCVPyramid.cu' -> `./modules/cudalegacy/src/cuda/NCVPyramid.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/src/cuda/NPP_staging.cu' -> `./modules/cudalegacy/src/cuda/NPP_staging.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/src/cuda/NCVAlg.hpp' -> `./modules/cudalegacy/src/cuda/NCVAlg.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/src/cuda/calib3d.cu' -> `./modules/cudalegacy/src/cuda/calib3d.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/src/cuda/NCVPixelOperations.hpp' -> `./modules/cudalegacy/src/cuda/NCVPixelOperations.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/src/cuda/NCVColorConversion.hpp' -> `./modules/cudalegacy/src/cuda/NCVColorConversion.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/src/cuda/NCVRuntimeTemplates.hpp' -> `./modules/cudalegacy/src/cuda/NCVRuntimeTemplates.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/src/cuda/bm.cu' -> `./modules/cudalegacy/src/cuda/bm.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/src/cuda/fgd.cu' -> `./modules/cudalegacy/src/cuda/fgd.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/include/opencv2/cudalegacy.hpp' -> `./modules/cudalegacy/include/opencv2/cudalegacy.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/include/opencv2/cudalegacy/NCVHaarObjectDetection.hpp' -> `./modules/cudalegacy/include/opencv2/cudalegacy/NCVHaarObjectDetection.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/include/opencv2/cudalegacy/NCV.hpp' -> `./modules/cudalegacy/include/opencv2/cudalegacy/NCV.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/include/opencv2/cudalegacy/NCVBroxOpticalFlow.hpp' -> `./modules/cudalegacy/include/opencv2/cudalegacy/NCVBroxOpticalFlow.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/include/opencv2/cudalegacy/private.hpp' -> `./modules/cudalegacy/include/opencv2/cudalegacy/private.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/include/opencv2/cudalegacy/NPP_staging.hpp' -> `./modules/cudalegacy/include/opencv2/cudalegacy/NPP_staging.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/include/opencv2/cudalegacy/NCVPyramid.hpp' -> `./modules/cudalegacy/include/opencv2/cudalegacy/NCVPyramid.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/test/TestHypothesesGrow.cpp' -> `./modules/cudalegacy/test/TestHypothesesGrow.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/test/test_nvidia.cpp' -> `./modules/cudalegacy/test/test_nvidia.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/test/TestIntegralImageSquared.h' -> `./modules/cudalegacy/test/TestIntegralImageSquared.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/test/test_precomp.hpp' -> `./modules/cudalegacy/test/test_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/test/TestIntegralImage.cpp' -> `./modules/cudalegacy/test/TestIntegralImage.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/test/TestHaarCascadeLoader.h' -> `./modules/cudalegacy/test/TestHaarCascadeLoader.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/test/TestHypothesesFilter.cpp' -> `./modules/cudalegacy/test/TestHypothesesFilter.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/test/NCVTestSourceProvider.hpp' -> `./modules/cudalegacy/test/NCVTestSourceProvider.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/test/TestHypothesesFilter.h' -> `./modules/cudalegacy/test/TestHypothesesFilter.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/test/TestTranspose.cpp' -> `./modules/cudalegacy/test/TestTranspose.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/test/TestIntegralImageSquared.cpp' -> `./modules/cudalegacy/test/TestIntegralImageSquared.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/test/TestHaarCascadeLoader.cpp' -> `./modules/cudalegacy/test/TestHaarCascadeLoader.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/test/TestDrawRects.cpp' -> `./modules/cudalegacy/test/TestDrawRects.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/test/TestIntegralImage.h' -> `./modules/cudalegacy/test/TestIntegralImage.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/test/TestCompact.cpp' -> `./modules/cudalegacy/test/TestCompact.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/test/main_test_nvidia.h' -> `./modules/cudalegacy/test/main_test_nvidia.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/test/TestHypothesesGrow.h' -> `./modules/cudalegacy/test/TestHypothesesGrow.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/test/NCVAutoTestLister.hpp' -> `./modules/cudalegacy/test/NCVAutoTestLister.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/test/TestTranspose.h' -> `./modules/cudalegacy/test/TestTranspose.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/test/test_main.cpp' -> `./modules/cudalegacy/test/test_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/test/test_labeling.cpp' -> `./modules/cudalegacy/test/test_labeling.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/test/test_calib3d.cpp' -> `./modules/cudalegacy/test/test_calib3d.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/test/TestDrawRects.h' -> `./modules/cudalegacy/test/TestDrawRects.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/test/NCVTest.hpp' -> `./modules/cudalegacy/test/NCVTest.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/test/TestRectStdDev.cpp' -> `./modules/cudalegacy/test/TestRectStdDev.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/test/TestResize.cpp' -> `./modules/cudalegacy/test/TestResize.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/test/main_nvidia.cpp' -> `./modules/cudalegacy/test/main_nvidia.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/test/TestHaarCascadeApplication.cpp' -> `./modules/cudalegacy/test/TestHaarCascadeApplication.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/test/TestRectStdDev.h' -> `./modules/cudalegacy/test/TestRectStdDev.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/test/TestHaarCascadeApplication.h' -> `./modules/cudalegacy/test/TestHaarCascadeApplication.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/test/TestCompact.h' -> `./modules/cudalegacy/test/TestCompact.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/test/TestResize.h' -> `./modules/cudalegacy/test/TestResize.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/perf/perf_precomp.hpp' -> `./modules/cudalegacy/perf/perf_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/perf/perf_labeling.cpp' -> `./modules/cudalegacy/perf/perf_labeling.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/perf/perf_main.cpp' -> `./modules/cudalegacy/perf/perf_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/perf/perf_bgsegm.cpp' -> `./modules/cudalegacy/perf/perf_bgsegm.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudalegacy/perf/perf_calib3d.cpp' -> `./modules/cudalegacy/perf/perf_calib3d.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaobjdetect/CMakeLists.txt' -> `./modules/cudaobjdetect/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaobjdetect/src/cascadeclassifier.cpp' -> `./modules/cudaobjdetect/src/cascadeclassifier.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaobjdetect/src/precomp.hpp' -> `./modules/cudaobjdetect/src/precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaobjdetect/src/hog.cpp' -> `./modules/cudaobjdetect/src/hog.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaobjdetect/src/cuda/lbp.hpp' -> `./modules/cudaobjdetect/src/cuda/lbp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaobjdetect/src/cuda/lbp.cu' -> `./modules/cudaobjdetect/src/cuda/lbp.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaobjdetect/src/cuda/hog.cu' -> `./modules/cudaobjdetect/src/cuda/hog.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaobjdetect/include/opencv2/cudaobjdetect.hpp' -> `./modules/cudaobjdetect/include/opencv2/cudaobjdetect.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaobjdetect/test/test_precomp.hpp' -> `./modules/cudaobjdetect/test/test_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaobjdetect/test/test_objdetect.cpp' -> `./modules/cudaobjdetect/test/test_objdetect.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaobjdetect/test/test_main.cpp' -> `./modules/cudaobjdetect/test/test_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaobjdetect/perf/perf_precomp.hpp' -> `./modules/cudaobjdetect/perf/perf_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaobjdetect/perf/perf_main.cpp' -> `./modules/cudaobjdetect/perf/perf_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaobjdetect/perf/perf_objdetect.cpp' -> `./modules/cudaobjdetect/perf/perf_objdetect.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/CMakeLists.txt' -> `./modules/videoio/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/ffmpeg_codecs.hpp' -> `./modules/videoio/src/ffmpeg_codecs.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_intelperc.cpp' -> `./modules/videoio/src/cap_intelperc.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_vfw.cpp' -> `./modules/videoio/src/cap_vfw.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_giganetix.cpp' -> `./modules/videoio/src/cap_giganetix.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_dc1394_v2.cpp' -> `./modules/videoio/src/cap_dc1394_v2.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/container_avi.cpp' -> `./modules/videoio/src/container_avi.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_ios_abstract_camera.mm' -> `./modules/videoio/src/cap_ios_abstract_camera.mm'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_libv4l.cpp' -> `./modules/videoio/src/cap_libv4l.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_xine.cpp' -> `./modules/videoio/src/cap_xine.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_avfoundation_mac.mm' -> `./modules/videoio/src/cap_avfoundation_mac.mm'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_v4l.cpp' -> `./modules/videoio/src/cap_v4l.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap.cpp' -> `./modules/videoio/src/cap.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/videoio_registry.cpp' -> `./modules/videoio/src/videoio_registry.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_ios_video_camera.mm' -> `./modules/videoio/src/cap_ios_video_camera.mm'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/precomp.hpp' -> `./modules/videoio/src/precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_mfx_common.hpp' -> `./modules/videoio/src/cap_mfx_common.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_avfoundation.mm' -> `./modules/videoio/src/cap_avfoundation.mm'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_winrt_video.cpp' -> `./modules/videoio/src/cap_winrt_video.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_aravis.cpp' -> `./modules/videoio/src/cap_aravis.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_ffmpeg_api.hpp' -> `./modules/videoio/src/cap_ffmpeg_api.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_gphoto2.cpp' -> `./modules/videoio/src/cap_gphoto2.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_winrt_capture.cpp' -> `./modules/videoio/src/cap_winrt_capture.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_mfx_writer.hpp' -> `./modules/videoio/src/cap_mfx_writer.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_dc1394.cpp' -> `./modules/videoio/src/cap_dc1394.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_mfx_common.cpp' -> `./modules/videoio/src/cap_mfx_common.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_ffmpeg.cpp' -> `./modules/videoio/src/cap_ffmpeg.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_gstreamer.cpp' -> `./modules/videoio/src/cap_gstreamer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/wrl.h' -> `./modules/videoio/src/wrl.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_winrt_video.hpp' -> `./modules/videoio/src/cap_winrt_video.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_winrt_bridge.cpp' -> `./modules/videoio/src/cap_winrt_bridge.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/videoio_registry.hpp' -> `./modules/videoio/src/videoio_registry.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_mfx_reader.cpp' -> `./modules/videoio/src/cap_mfx_reader.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_qtkit.mm' -> `./modules/videoio/src/cap_qtkit.mm'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/videoio_c.cpp' -> `./modules/videoio/src/videoio_c.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_mjpeg_decoder.cpp' -> `./modules/videoio/src/cap_mjpeg_decoder.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_unicap.cpp' -> `./modules/videoio/src/cap_unicap.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_mfx_writer.cpp' -> `./modules/videoio/src/cap_mfx_writer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_dshow.cpp' -> `./modules/videoio/src/cap_dshow.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_winrt_bridge.hpp' -> `./modules/videoio/src/cap_winrt_bridge.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_msmf.hpp' -> `./modules/videoio/src/cap_msmf.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_images.cpp' -> `./modules/videoio/src/cap_images.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_msmf.cpp' -> `./modules/videoio/src/cap_msmf.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_dshow.hpp' -> `./modules/videoio/src/cap_dshow.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_winrt_capture.hpp' -> `./modules/videoio/src/cap_winrt_capture.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_openni.cpp' -> `./modules/videoio/src/cap_openni.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_ios_photo_camera.mm' -> `./modules/videoio/src/cap_ios_photo_camera.mm'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_ffmpeg_impl.hpp' -> `./modules/videoio/src/cap_ffmpeg_impl.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_openni2.cpp' -> `./modules/videoio/src/cap_openni2.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_cmu.cpp' -> `./modules/videoio/src/cap_cmu.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_pvapi.cpp' -> `./modules/videoio/src/cap_pvapi.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_intelperc.hpp' -> `./modules/videoio/src/cap_intelperc.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_qt.cpp' -> `./modules/videoio/src/cap_qt.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_ximea.cpp' -> `./modules/videoio/src/cap_ximea.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_mfx_reader.hpp' -> `./modules/videoio/src/cap_mfx_reader.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_mjpeg_encoder.cpp' -> `./modules/videoio/src/cap_mjpeg_encoder.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_winrt/MediaStreamSink.cpp' -> `./modules/videoio/src/cap_winrt/MediaStreamSink.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_winrt/MFIncludes.hpp' -> `./modules/videoio/src/cap_winrt/MFIncludes.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_winrt/CaptureFrameGrabber.hpp' -> `./modules/videoio/src/cap_winrt/CaptureFrameGrabber.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_winrt/CaptureFrameGrabber.cpp' -> `./modules/videoio/src/cap_winrt/CaptureFrameGrabber.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_winrt/MediaSink.hpp' -> `./modules/videoio/src/cap_winrt/MediaSink.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/src/cap_winrt/MediaStreamSink.hpp' -> `./modules/videoio/src/cap_winrt/MediaStreamSink.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/include/opencv2/videoio.hpp' -> `./modules/videoio/include/opencv2/videoio.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/include/opencv2/videoio/container_avi.private.hpp' -> `./modules/videoio/include/opencv2/videoio/container_avi.private.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/include/opencv2/videoio/cap_winrt.hpp' -> `./modules/videoio/include/opencv2/videoio/cap_winrt.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/include/opencv2/videoio/videoio.hpp' -> `./modules/videoio/include/opencv2/videoio/videoio.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/include/opencv2/videoio/registry.hpp' -> `./modules/videoio/include/opencv2/videoio/registry.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/include/opencv2/videoio/cap_ios.h' -> `./modules/videoio/include/opencv2/videoio/cap_ios.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/include/opencv2/videoio/videoio_c.h' -> `./modules/videoio/include/opencv2/videoio/videoio_c.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/misc/gen_dict.json' -> `./modules/videoio/misc/gen_dict.json'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/misc/java/test/VideoCaptureTest.java' -> `./modules/videoio/misc/java/test/VideoCaptureTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/misc/python/pyopencv_videoio.hpp' -> `./modules/videoio/misc/python/pyopencv_videoio.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/test/test_container_avi.cpp' -> `./modules/videoio/test/test_container_avi.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/test/test_ffmpeg.cpp' -> `./modules/videoio/test/test_ffmpeg.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/test/test_precomp.hpp' -> `./modules/videoio/test/test_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/test/test_video_io.cpp' -> `./modules/videoio/test/test_video_io.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/test/test_main.cpp' -> `./modules/videoio/test/test_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/test/test_gstreamer.cpp' -> `./modules/videoio/test/test_gstreamer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/test/test_mfx.cpp' -> `./modules/videoio/test/test_mfx.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/test/test_fourcc.cpp' -> `./modules/videoio/test/test_fourcc.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/perf/perf_precomp.hpp' -> `./modules/videoio/perf/perf_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/perf/perf_output.cpp' -> `./modules/videoio/perf/perf_output.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/perf/perf_main.cpp' -> `./modules/videoio/perf/perf_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/perf/perf_input.cpp' -> `./modules/videoio/perf/perf_input.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/doc/videoio_overview.markdown' -> `./modules/videoio/doc/videoio_overview.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videoio/doc/pics/videoio_overview.svg' -> `./modules/videoio/doc/pics/videoio_overview.svg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/CMakeLists.txt' -> `./modules/video/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/src/bgfg_KNN.cpp' -> `./modules/video/src/bgfg_KNN.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/src/ecc.cpp' -> `./modules/video/src/ecc.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/src/precomp.hpp' -> `./modules/video/src/precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/src/lkpyramid.cpp' -> `./modules/video/src/lkpyramid.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/src/compat_video.cpp' -> `./modules/video/src/compat_video.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/src/bgfg_gaussmix2.cpp' -> `./modules/video/src/bgfg_gaussmix2.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/src/camshift.cpp' -> `./modules/video/src/camshift.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/src/tvl1flow.cpp' -> `./modules/video/src/tvl1flow.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/src/optflowgf.cpp' -> `./modules/video/src/optflowgf.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/src/lkpyramid.hpp' -> `./modules/video/src/lkpyramid.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/src/kalman.cpp' -> `./modules/video/src/kalman.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/src/opencl/bgfg_mog2.cl' -> `./modules/video/src/opencl/bgfg_mog2.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/src/opencl/optical_flow_tvl1.cl' -> `./modules/video/src/opencl/optical_flow_tvl1.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/src/opencl/bgfg_knn.cl' -> `./modules/video/src/opencl/bgfg_knn.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/src/opencl/pyrlk.cl' -> `./modules/video/src/opencl/pyrlk.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/src/opencl/optical_flow_farneback.cl' -> `./modules/video/src/opencl/optical_flow_farneback.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/include/opencv2/video.hpp' -> `./modules/video/include/opencv2/video.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/include/opencv2/video/tracking_c.h' -> `./modules/video/include/opencv2/video/tracking_c.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/include/opencv2/video/background_segm.hpp' -> `./modules/video/include/opencv2/video/background_segm.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/include/opencv2/video/tracking.hpp' -> `./modules/video/include/opencv2/video/tracking.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/include/opencv2/video/video.hpp' -> `./modules/video/include/opencv2/video/video.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/misc/java/gen_dict.json' -> `./modules/video/misc/java/gen_dict.json'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/misc/java/test/KalmanFilterTest.java' -> `./modules/video/misc/java/test/KalmanFilterTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/misc/java/test/BackgroundSubtractorMOGTest.java' -> `./modules/video/misc/java/test/BackgroundSubtractorMOGTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/misc/java/test/VideoTest.java' -> `./modules/video/misc/java/test/VideoTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/test/test_accum.cpp' -> `./modules/video/test/test_accum.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/test/test_tvl1optflow.cpp' -> `./modules/video/test/test_tvl1optflow.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/test/test_precomp.hpp' -> `./modules/video/test/test_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/test/test_optflowpyrlk.cpp' -> `./modules/video/test/test_optflowpyrlk.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/test/test_estimaterigid.cpp' -> `./modules/video/test/test_estimaterigid.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/test/test_camshift.cpp' -> `./modules/video/test/test_camshift.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/test/test_main.cpp' -> `./modules/video/test/test_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/test/test_kalman.cpp' -> `./modules/video/test/test_kalman.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/test/test_ecc.cpp' -> `./modules/video/test/test_ecc.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/test/ocl/test_bgfg_mog2.cpp' -> `./modules/video/test/ocl/test_bgfg_mog2.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/test/ocl/test_optflow_farneback.cpp' -> `./modules/video/test/ocl/test_optflow_farneback.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/test/ocl/test_optflowpyrlk.cpp' -> `./modules/video/test/ocl/test_optflowpyrlk.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/test/ocl/test_optflow_tvl1flow.cpp' -> `./modules/video/test/ocl/test_optflow_tvl1flow.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/perf/perf_precomp.hpp' -> `./modules/video/perf/perf_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/perf/perf_bgfg_mog2.cpp' -> `./modules/video/perf/perf_bgfg_mog2.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/perf/perf_tvl1optflow.cpp' -> `./modules/video/perf/perf_tvl1optflow.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/perf/perf_ecc.cpp' -> `./modules/video/perf/perf_ecc.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/perf/perf_main.cpp' -> `./modules/video/perf/perf_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/perf/perf_optflowpyrlk.cpp' -> `./modules/video/perf/perf_optflowpyrlk.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/perf/perf_bgfg_knn.cpp' -> `./modules/video/perf/perf_bgfg_knn.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/perf/perf_bgfg_utils.hpp' -> `./modules/video/perf/perf_bgfg_utils.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/perf/opencl/perf_bgfg_mog2.cpp' -> `./modules/video/perf/opencl/perf_bgfg_mog2.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/perf/opencl/perf_optflow_farneback.cpp' -> `./modules/video/perf/opencl/perf_optflow_farneback.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/perf/opencl/perf_bgfg_knn.cpp' -> `./modules/video/perf/opencl/perf_bgfg_knn.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/perf/opencl/perf_optflow_dualTVL1.cpp' -> `./modules/video/perf/opencl/perf_optflow_dualTVL1.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/perf/opencl/perf_optflow_pyrlk.cpp' -> `./modules/video/perf/opencl/perf_optflow_pyrlk.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/video/perf/opencl/perf_motempl.cpp' -> `./modules/video/perf/opencl/perf_motempl.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videostab/CMakeLists.txt' -> `./modules/videostab/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videostab/src/outlier_rejection.cpp' -> `./modules/videostab/src/outlier_rejection.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videostab/src/clp.hpp' -> `./modules/videostab/src/clp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videostab/src/optical_flow.cpp' -> `./modules/videostab/src/optical_flow.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videostab/src/motion_stabilizing.cpp' -> `./modules/videostab/src/motion_stabilizing.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videostab/src/global_motion.cpp' -> `./modules/videostab/src/global_motion.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videostab/src/precomp.hpp' -> `./modules/videostab/src/precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videostab/src/log.cpp' -> `./modules/videostab/src/log.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videostab/src/wobble_suppression.cpp' -> `./modules/videostab/src/wobble_suppression.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videostab/src/frame_source.cpp' -> `./modules/videostab/src/frame_source.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videostab/src/fast_marching.cpp' -> `./modules/videostab/src/fast_marching.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videostab/src/deblurring.cpp' -> `./modules/videostab/src/deblurring.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videostab/src/stabilizer.cpp' -> `./modules/videostab/src/stabilizer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videostab/src/inpainting.cpp' -> `./modules/videostab/src/inpainting.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videostab/src/cuda/global_motion.cu' -> `./modules/videostab/src/cuda/global_motion.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videostab/include/opencv2/videostab.hpp' -> `./modules/videostab/include/opencv2/videostab.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videostab/include/opencv2/videostab/global_motion.hpp' -> `./modules/videostab/include/opencv2/videostab/global_motion.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videostab/include/opencv2/videostab/motion_stabilizing.hpp' -> `./modules/videostab/include/opencv2/videostab/motion_stabilizing.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videostab/include/opencv2/videostab/outlier_rejection.hpp' -> `./modules/videostab/include/opencv2/videostab/outlier_rejection.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videostab/include/opencv2/videostab/log.hpp' -> `./modules/videostab/include/opencv2/videostab/log.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videostab/include/opencv2/videostab/ring_buffer.hpp' -> `./modules/videostab/include/opencv2/videostab/ring_buffer.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videostab/include/opencv2/videostab/motion_core.hpp' -> `./modules/videostab/include/opencv2/videostab/motion_core.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videostab/include/opencv2/videostab/optical_flow.hpp' -> `./modules/videostab/include/opencv2/videostab/optical_flow.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videostab/include/opencv2/videostab/fast_marching_inl.hpp' -> `./modules/videostab/include/opencv2/videostab/fast_marching_inl.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videostab/include/opencv2/videostab/fast_marching.hpp' -> `./modules/videostab/include/opencv2/videostab/fast_marching.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videostab/include/opencv2/videostab/stabilizer.hpp' -> `./modules/videostab/include/opencv2/videostab/stabilizer.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videostab/include/opencv2/videostab/frame_source.hpp' -> `./modules/videostab/include/opencv2/videostab/frame_source.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videostab/include/opencv2/videostab/wobble_suppression.hpp' -> `./modules/videostab/include/opencv2/videostab/wobble_suppression.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videostab/include/opencv2/videostab/deblurring.hpp' -> `./modules/videostab/include/opencv2/videostab/deblurring.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videostab/include/opencv2/videostab/inpainting.hpp' -> `./modules/videostab/include/opencv2/videostab/inpainting.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videostab/test/test_precomp.hpp' -> `./modules/videostab/test/test_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videostab/test/test_motion_estimation.cpp' -> `./modules/videostab/test/test_motion_estimation.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/videostab/test/test_main.cpp' -> `./modules/videostab/test/test_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaoptflow/CMakeLists.txt' -> `./modules/cudaoptflow/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaoptflow/src/precomp.hpp' -> `./modules/cudaoptflow/src/precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaoptflow/src/brox.cpp' -> `./modules/cudaoptflow/src/brox.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaoptflow/src/farneback.cpp' -> `./modules/cudaoptflow/src/farneback.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaoptflow/src/tvl1flow.cpp' -> `./modules/cudaoptflow/src/tvl1flow.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaoptflow/src/pyrlk.cpp' -> `./modules/cudaoptflow/src/pyrlk.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaoptflow/src/cuda/tvl1flow.cu' -> `./modules/cudaoptflow/src/cuda/tvl1flow.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaoptflow/src/cuda/farneback.cu' -> `./modules/cudaoptflow/src/cuda/farneback.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaoptflow/src/cuda/pyrlk.cu' -> `./modules/cudaoptflow/src/cuda/pyrlk.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaoptflow/include/opencv2/cudaoptflow.hpp' -> `./modules/cudaoptflow/include/opencv2/cudaoptflow.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaoptflow/test/test_precomp.hpp' -> `./modules/cudaoptflow/test/test_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaoptflow/test/test_main.cpp' -> `./modules/cudaoptflow/test/test_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaoptflow/test/test_optflow.cpp' -> `./modules/cudaoptflow/test/test_optflow.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaoptflow/perf/perf_precomp.hpp' -> `./modules/cudaoptflow/perf/perf_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaoptflow/perf/perf_main.cpp' -> `./modules/cudaoptflow/perf/perf_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaoptflow/perf/perf_optflow.cpp' -> `./modules/cudaoptflow/perf/perf_optflow.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/standalone.cmake' -> `./modules/python/standalone.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/CMakeLists.txt' -> `./modules/python/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/common.cmake' -> `./modules/python/common.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/bindings/CMakeLists.txt' -> `./modules/python/bindings/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/test/test.py' -> `./modules/python/test/test.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/test/test_goodfeatures.py' -> `./modules/python/test/test_goodfeatures.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/test/test_videoio.py' -> `./modules/python/test/test_videoio.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/test/test_shape.py' -> `./modules/python/test/test_shape.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/test/test_letter_recog.py' -> `./modules/python/test/test_letter_recog.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/test/test_feature_homography.py' -> `./modules/python/test/test_feature_homography.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/test/test_gaussian_mix.py' -> `./modules/python/test/test_gaussian_mix.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/test/test_lk_track.py' -> `./modules/python/test/test_lk_track.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/test/test_dft.py' -> `./modules/python/test/test_dft.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/test/test_lk_homography.py' -> `./modules/python/test/test_lk_homography.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/test/test_kmeans.py' -> `./modules/python/test/test_kmeans.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/test/test_mser.py' -> `./modules/python/test/test_mser.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/test/tst_scene_render.py' -> `./modules/python/test/tst_scene_render.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/test/test_morphology.py' -> `./modules/python/test/test_morphology.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/test/test_legacy.py' -> `./modules/python/test/test_legacy.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/test/test_calibration.py' -> `./modules/python/test/test_calibration.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/test/test_texture_flow.py' -> `./modules/python/test/test_texture_flow.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/test/test_watershed.py' -> `./modules/python/test/test_watershed.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/test/test_digits.py' -> `./modules/python/test/test_digits.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/test/test_stitching.py' -> `./modules/python/test/test_stitching.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/test/test_persistence.py' -> `./modules/python/test/test_persistence.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/test/test_camshift.py' -> `./modules/python/test/test_camshift.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/test/test_peopledetect.py' -> `./modules/python/test/test_peopledetect.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/test/test_misc.py' -> `./modules/python/test/test_misc.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/test/test_houghlines.py' -> `./modules/python/test/test_houghlines.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/test/test_algorithm_rw.py' -> `./modules/python/test/test_algorithm_rw.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/test/tests_common.py' -> `./modules/python/test/tests_common.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/test/test_houghcircles.py' -> `./modules/python/test/test_houghcircles.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/test/test_umat.py' -> `./modules/python/test/test_umat.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/test/test_squares.py' -> `./modules/python/test/test_squares.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/test/test_facedetect.py' -> `./modules/python/test/test_facedetect.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/test/test_fitline.py' -> `./modules/python/test/test_fitline.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/test/test_grabcut.py' -> `./modules/python/test/test_grabcut.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/python3/CMakeLists.txt' -> `./modules/python/python3/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/python2/CMakeLists.txt' -> `./modules/python/python2/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/src2/hdr_parser.py' -> `./modules/python/src2/hdr_parser.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/src2/gen2.py' -> `./modules/python/src2/gen2.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/src2/cv2.cpp' -> `./modules/python/src2/cv2.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/python/src2/pycompat.hpp' -> `./modules/python/src2/pycompat.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/CMakeLists.txt' -> `./modules/imgproc/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/main.cpp' -> `./modules/imgproc/src/main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/resize.cpp' -> `./modules/imgproc/src/resize.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/fixedpoint.inl.hpp' -> `./modules/imgproc/src/fixedpoint.inl.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/imgwarp.avx2.cpp' -> `./modules/imgproc/src/imgwarp.avx2.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/filter.hpp' -> `./modules/imgproc/src/filter.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/demosaicing.cpp' -> `./modules/imgproc/src/demosaicing.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/accum.simd.hpp' -> `./modules/imgproc/src/accum.simd.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/geometry.cpp' -> `./modules/imgproc/src/geometry.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/corner.cpp' -> `./modules/imgproc/src/corner.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/deriv.cpp' -> `./modules/imgproc/src/deriv.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/templmatch.cpp' -> `./modules/imgproc/src/templmatch.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/filter.cpp' -> `./modules/imgproc/src/filter.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/pyramids.cpp' -> `./modules/imgproc/src/pyramids.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/connectedcomponents.cpp' -> `./modules/imgproc/src/connectedcomponents.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/emd.cpp' -> `./modules/imgproc/src/emd.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/undistort.cpp' -> `./modules/imgproc/src/undistort.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/imgwarp.sse4_1.cpp' -> `./modules/imgproc/src/imgwarp.sse4_1.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/distransform.cpp' -> `./modules/imgproc/src/distransform.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/moments.cpp' -> `./modules/imgproc/src/moments.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/spatialgradient.cpp' -> `./modules/imgproc/src/spatialgradient.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/thresh.cpp' -> `./modules/imgproc/src/thresh.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/morph.cpp' -> `./modules/imgproc/src/morph.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/precomp.hpp' -> `./modules/imgproc/src/precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/color_lab.cpp' -> `./modules/imgproc/src/color_lab.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/cornersubpix.cpp' -> `./modules/imgproc/src/cornersubpix.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/contours.cpp' -> `./modules/imgproc/src/contours.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/color_rgb.cpp' -> `./modules/imgproc/src/color_rgb.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/filterengine.hpp' -> `./modules/imgproc/src/filterengine.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/generalized_hough.cpp' -> `./modules/imgproc/src/generalized_hough.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/phasecorr.cpp' -> `./modules/imgproc/src/phasecorr.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/corner.hpp' -> `./modules/imgproc/src/corner.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/color_yuv.cpp' -> `./modules/imgproc/src/color_yuv.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/floodfill.cpp' -> `./modules/imgproc/src/floodfill.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/imgwarp.hpp' -> `./modules/imgproc/src/imgwarp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/resize.sse4_1.cpp' -> `./modules/imgproc/src/resize.sse4_1.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/featureselect.cpp' -> `./modules/imgproc/src/featureselect.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/matchcontours.cpp' -> `./modules/imgproc/src/matchcontours.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/undistort.avx2.cpp' -> `./modules/imgproc/src/undistort.avx2.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/linefit.cpp' -> `./modules/imgproc/src/linefit.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/intersection.cpp' -> `./modules/imgproc/src/intersection.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/accum.cpp' -> `./modules/imgproc/src/accum.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/convhull.cpp' -> `./modules/imgproc/src/convhull.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/min_enclosing_triangle.cpp' -> `./modules/imgproc/src/min_enclosing_triangle.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/utils.cpp' -> `./modules/imgproc/src/utils.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/tables.cpp' -> `./modules/imgproc/src/tables.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/gabor.cpp' -> `./modules/imgproc/src/gabor.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/approx.cpp' -> `./modules/imgproc/src/approx.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/shapedescr.cpp' -> `./modules/imgproc/src/shapedescr.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/color_hsv.cpp' -> `./modules/imgproc/src/color_hsv.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/hough.cpp' -> `./modules/imgproc/src/hough.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/_geom.h' -> `./modules/imgproc/src/_geom.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/drawing.cpp' -> `./modules/imgproc/src/drawing.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/filter.avx2.cpp' -> `./modules/imgproc/src/filter.avx2.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/samplers.cpp' -> `./modules/imgproc/src/samplers.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/segmentation.cpp' -> `./modules/imgproc/src/segmentation.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/smooth.cpp' -> `./modules/imgproc/src/smooth.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/accum.dispatch.cpp' -> `./modules/imgproc/src/accum.dispatch.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/undistort.hpp' -> `./modules/imgproc/src/undistort.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/corner.avx.cpp' -> `./modules/imgproc/src/corner.avx.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/resize.hpp' -> `./modules/imgproc/src/resize.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/blend.cpp' -> `./modules/imgproc/src/blend.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/imgwarp.cpp' -> `./modules/imgproc/src/imgwarp.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/clahe.cpp' -> `./modules/imgproc/src/clahe.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/rotcalipers.cpp' -> `./modules/imgproc/src/rotcalipers.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/gcgraph.hpp' -> `./modules/imgproc/src/gcgraph.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/subdivision2d.cpp' -> `./modules/imgproc/src/subdivision2d.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/color.cpp' -> `./modules/imgproc/src/color.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/color.hpp' -> `./modules/imgproc/src/color.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/hershey_fonts.cpp' -> `./modules/imgproc/src/hershey_fonts.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/sumpixels.cpp' -> `./modules/imgproc/src/sumpixels.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/histogram.cpp' -> `./modules/imgproc/src/histogram.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/colormap.cpp' -> `./modules/imgproc/src/colormap.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/hal_replacement.hpp' -> `./modules/imgproc/src/hal_replacement.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/grabcut.cpp' -> `./modules/imgproc/src/grabcut.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/lsd.cpp' -> `./modules/imgproc/src/lsd.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/canny.cpp' -> `./modules/imgproc/src/canny.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/resize.avx2.cpp' -> `./modules/imgproc/src/resize.avx2.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/boxFilter3x3.cl' -> `./modules/imgproc/src/opencl/boxFilter3x3.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/histogram.cl' -> `./modules/imgproc/src/opencl/histogram.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/morph3x3.cl' -> `./modules/imgproc/src/opencl/morph3x3.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/integral_sum.cl' -> `./modules/imgproc/src/opencl/integral_sum.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/precornerdetect.cl' -> `./modules/imgproc/src/opencl/precornerdetect.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/laplacian5.cl' -> `./modules/imgproc/src/opencl/laplacian5.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/clahe.cl' -> `./modules/imgproc/src/opencl/clahe.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/color_hsv.cl' -> `./modules/imgproc/src/opencl/color_hsv.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/threshold.cl' -> `./modules/imgproc/src/opencl/threshold.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/linearPolar.cl' -> `./modules/imgproc/src/opencl/linearPolar.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/boxFilter.cl' -> `./modules/imgproc/src/opencl/boxFilter.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/logPolar.cl' -> `./modules/imgproc/src/opencl/logPolar.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/gftt.cl' -> `./modules/imgproc/src/opencl/gftt.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/filterSepCol.cl' -> `./modules/imgproc/src/opencl/filterSepCol.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/warp_affine.cl' -> `./modules/imgproc/src/opencl/warp_affine.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/blend_linear.cl' -> `./modules/imgproc/src/opencl/blend_linear.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/calc_back_project.cl' -> `./modules/imgproc/src/opencl/calc_back_project.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/warp_perspective.cl' -> `./modules/imgproc/src/opencl/warp_perspective.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/corner.cl' -> `./modules/imgproc/src/opencl/corner.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/filterSep_singlePass.cl' -> `./modules/imgproc/src/opencl/filterSep_singlePass.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/gaussianBlur5x5.cl' -> `./modules/imgproc/src/opencl/gaussianBlur5x5.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/filterSmall.cl' -> `./modules/imgproc/src/opencl/filterSmall.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/filter2D.cl' -> `./modules/imgproc/src/opencl/filter2D.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/pyr_down.cl' -> `./modules/imgproc/src/opencl/pyr_down.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/filter2DSmall.cl' -> `./modules/imgproc/src/opencl/filter2DSmall.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/resize.cl' -> `./modules/imgproc/src/opencl/resize.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/morph.cl' -> `./modules/imgproc/src/opencl/morph.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/accumulate.cl' -> `./modules/imgproc/src/opencl/accumulate.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/canny.cl' -> `./modules/imgproc/src/opencl/canny.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/color_yuv.cl' -> `./modules/imgproc/src/opencl/color_yuv.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/warp_transform.cl' -> `./modules/imgproc/src/opencl/warp_transform.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/color_lab.cl' -> `./modules/imgproc/src/opencl/color_lab.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/filterSepRow.cl' -> `./modules/imgproc/src/opencl/filterSepRow.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/gaussianBlur3x3.cl' -> `./modules/imgproc/src/opencl/gaussianBlur3x3.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/sepFilter3x3.cl' -> `./modules/imgproc/src/opencl/sepFilter3x3.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/hough_lines.cl' -> `./modules/imgproc/src/opencl/hough_lines.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/covardata.cl' -> `./modules/imgproc/src/opencl/covardata.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/pyr_up.cl' -> `./modules/imgproc/src/opencl/pyr_up.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/pyramid_up.cl' -> `./modules/imgproc/src/opencl/pyramid_up.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/color_rgb.cl' -> `./modules/imgproc/src/opencl/color_rgb.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/moments.cl' -> `./modules/imgproc/src/opencl/moments.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/medianFilter.cl' -> `./modules/imgproc/src/opencl/medianFilter.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/remap.cl' -> `./modules/imgproc/src/opencl/remap.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/match_template.cl' -> `./modules/imgproc/src/opencl/match_template.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/bilateral.cl' -> `./modules/imgproc/src/opencl/bilateral.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/src/opencl/laplacian3.cl' -> `./modules/imgproc/src/opencl/laplacian3.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/include/opencv2/imgproc.hpp' -> `./modules/imgproc/include/opencv2/imgproc.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/include/opencv2/imgproc/types_c.h' -> `./modules/imgproc/include/opencv2/imgproc/types_c.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/include/opencv2/imgproc/imgproc.hpp' -> `./modules/imgproc/include/opencv2/imgproc/imgproc.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/include/opencv2/imgproc/imgproc_c.h' -> `./modules/imgproc/include/opencv2/imgproc/imgproc_c.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/include/opencv2/imgproc/hal/hal.hpp' -> `./modules/imgproc/include/opencv2/imgproc/hal/hal.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/include/opencv2/imgproc/hal/interface.h' -> `./modules/imgproc/include/opencv2/imgproc/hal/interface.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/include/opencv2/imgproc/detail/distortion_model.hpp' -> `./modules/imgproc/include/opencv2/imgproc/detail/distortion_model.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/misc/java/gen_dict.json' -> `./modules/imgproc/misc/java/gen_dict.json'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/misc/java/src/java/imgproc+Moments.java' -> `./modules/imgproc/misc/java/src/java/imgproc+Moments.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/misc/java/test/Subdiv2DTest.java' -> `./modules/imgproc/misc/java/test/Subdiv2DTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/misc/java/test/MomentsTest.java' -> `./modules/imgproc/misc/java/test/MomentsTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/misc/java/test/ImgprocTest.java' -> `./modules/imgproc/misc/java/test/ImgprocTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/test_moments.cpp' -> `./modules/imgproc/test/test_moments.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/test_cvtyuv.cpp' -> `./modules/imgproc/test/test_cvtyuv.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/test_fitellipse.cpp' -> `./modules/imgproc/test/test_fitellipse.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/test_boundingrect.cpp' -> `./modules/imgproc/test/test_boundingrect.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/test_templmatch.cpp' -> `./modules/imgproc/test/test_templmatch.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/test_imgproc_umat.cpp' -> `./modules/imgproc/test/test_imgproc_umat.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/test_canny.cpp' -> `./modules/imgproc/test/test_canny.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/test_fitellipse_ams.cpp' -> `./modules/imgproc/test/test_fitellipse_ams.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/test_thresh.cpp' -> `./modules/imgproc/test/test_thresh.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/test_convhull.cpp' -> `./modules/imgproc/test/test_convhull.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/test_color.cpp' -> `./modules/imgproc/test/test_color.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/test_contours.cpp' -> `./modules/imgproc/test/test_contours.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/test_precomp.hpp' -> `./modules/imgproc/test/test_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/test_bilateral_filter.cpp' -> `./modules/imgproc/test/test_bilateral_filter.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/test_resize_bitexact.cpp' -> `./modules/imgproc/test/test_resize_bitexact.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/test_connectedcomponents.cpp' -> `./modules/imgproc/test/test_connectedcomponents.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/test_lsd.cpp' -> `./modules/imgproc/test/test_lsd.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/test_imgwarp.cpp' -> `./modules/imgproc/test/test_imgwarp.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/test_goodfeaturetotrack.cpp' -> `./modules/imgproc/test/test_goodfeaturetotrack.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/test_approxpoly.cpp' -> `./modules/imgproc/test/test_approxpoly.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/test_smooth_bitexact.cpp' -> `./modules/imgproc/test/test_smooth_bitexact.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/test_filter.cpp' -> `./modules/imgproc/test/test_filter.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/test_fitellipse_direct.cpp' -> `./modules/imgproc/test/test_fitellipse_direct.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/test_watershed.cpp' -> `./modules/imgproc/test/test_watershed.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/test_main.cpp' -> `./modules/imgproc/test/test_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/test_grabcut.cpp' -> `./modules/imgproc/test/test_grabcut.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/test_houghlines.cpp' -> `./modules/imgproc/test/test_houghlines.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/test_distancetransform.cpp' -> `./modules/imgproc/test/test_distancetransform.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/test_emd.cpp' -> `./modules/imgproc/test/test_emd.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/test_drawing.cpp' -> `./modules/imgproc/test/test_drawing.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/test_histograms.cpp' -> `./modules/imgproc/test/test_histograms.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/test_pc.cpp' -> `./modules/imgproc/test/test_pc.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/test_imgwarp_strict.cpp' -> `./modules/imgproc/test/test_imgwarp_strict.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/test_houghcircles.cpp' -> `./modules/imgproc/test/test_houghcircles.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/test_floodfill.cpp' -> `./modules/imgproc/test/test_floodfill.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/test_intersection.cpp' -> `./modules/imgproc/test/test_intersection.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/ocl/test_match_template.cpp' -> `./modules/imgproc/test/ocl/test_match_template.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/ocl/test_blend.cpp' -> `./modules/imgproc/test/ocl/test_blend.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/ocl/test_canny.cpp' -> `./modules/imgproc/test/ocl/test_canny.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/ocl/test_color.cpp' -> `./modules/imgproc/test/ocl/test_color.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/ocl/test_imgproc.cpp' -> `./modules/imgproc/test/ocl/test_imgproc.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/ocl/test_pyramids.cpp' -> `./modules/imgproc/test/ocl/test_pyramids.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/ocl/test_sepfilter2d.cpp' -> `./modules/imgproc/test/ocl/test_sepfilter2d.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/ocl/test_histogram.cpp' -> `./modules/imgproc/test/ocl/test_histogram.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/ocl/test_medianfilter.cpp' -> `./modules/imgproc/test/ocl/test_medianfilter.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/ocl/test_accumulate.cpp' -> `./modules/imgproc/test/ocl/test_accumulate.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/ocl/test_boxfilter.cpp' -> `./modules/imgproc/test/ocl/test_boxfilter.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/ocl/test_filter2d.cpp' -> `./modules/imgproc/test/ocl/test_filter2d.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/ocl/test_filters.cpp' -> `./modules/imgproc/test/ocl/test_filters.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/ocl/test_houghlines.cpp' -> `./modules/imgproc/test/ocl/test_houghlines.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/ocl/test_gftt.cpp' -> `./modules/imgproc/test/ocl/test_gftt.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/test/ocl/test_warp.cpp' -> `./modules/imgproc/test/ocl/test_warp.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/perf/perf_matchTemplate.cpp' -> `./modules/imgproc/perf/perf_matchTemplate.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/perf/perf_precomp.hpp' -> `./modules/imgproc/perf/perf_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/perf/perf_histogram.cpp' -> `./modules/imgproc/perf/perf_histogram.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/perf/perf_spatialgradient.cpp' -> `./modules/imgproc/perf/perf_spatialgradient.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/perf/perf_integral.cpp' -> `./modules/imgproc/perf/perf_integral.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/perf/perf_sepfilters.cpp' -> `./modules/imgproc/perf/perf_sepfilters.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/perf/perf_houghcircles.cpp' -> `./modules/imgproc/perf/perf_houghcircles.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/perf/perf_floodfill.cpp' -> `./modules/imgproc/perf/perf_floodfill.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/perf/perf_moments.cpp' -> `./modules/imgproc/perf/perf_moments.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/perf/perf_filter2d.cpp' -> `./modules/imgproc/perf/perf_filter2d.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/perf/perf_main.cpp' -> `./modules/imgproc/perf/perf_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/perf/perf_cvt_color.cpp' -> `./modules/imgproc/perf/perf_cvt_color.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/perf/perf_blur.cpp' -> `./modules/imgproc/perf/perf_blur.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/perf/perf_pyramids.cpp' -> `./modules/imgproc/perf/perf_pyramids.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/perf/perf_morph.cpp' -> `./modules/imgproc/perf/perf_morph.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/perf/perf_remap.cpp' -> `./modules/imgproc/perf/perf_remap.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/perf/perf_resize.cpp' -> `./modules/imgproc/perf/perf_resize.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/perf/perf_bilateral.cpp' -> `./modules/imgproc/perf/perf_bilateral.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/perf/perf_phasecorr.cpp' -> `./modules/imgproc/perf/perf_phasecorr.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/perf/perf_corners.cpp' -> `./modules/imgproc/perf/perf_corners.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/perf/perf_houghlines.cpp' -> `./modules/imgproc/perf/perf_houghlines.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/perf/perf_threshold.cpp' -> `./modules/imgproc/perf/perf_threshold.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/perf/perf_distanceTransform.cpp' -> `./modules/imgproc/perf/perf_distanceTransform.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/perf/perf_accumulate.cpp' -> `./modules/imgproc/perf/perf_accumulate.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/perf/perf_goodFeaturesToTrack.cpp' -> `./modules/imgproc/perf/perf_goodFeaturesToTrack.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/perf/perf_canny.cpp' -> `./modules/imgproc/perf/perf_canny.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/perf/perf_warp.cpp' -> `./modules/imgproc/perf/perf_warp.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/perf/opencl/perf_matchTemplate.cpp' -> `./modules/imgproc/perf/opencl/perf_matchTemplate.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/perf/opencl/perf_blend.cpp' -> `./modules/imgproc/perf/opencl/perf_blend.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/perf/opencl/perf_moments.cpp' -> `./modules/imgproc/perf/opencl/perf_moments.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/perf/opencl/perf_imgwarp.cpp' -> `./modules/imgproc/perf/opencl/perf_imgwarp.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/perf/opencl/perf_3vs4.cpp' -> `./modules/imgproc/perf/opencl/perf_3vs4.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/perf/opencl/perf_pyramid.cpp' -> `./modules/imgproc/perf/opencl/perf_pyramid.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/perf/opencl/perf_imgproc.cpp' -> `./modules/imgproc/perf/opencl/perf_imgproc.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/perf/opencl/perf_houghlines.cpp' -> `./modules/imgproc/perf/opencl/perf_houghlines.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/perf/opencl/perf_filters.cpp' -> `./modules/imgproc/perf/opencl/perf_filters.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/perf/opencl/perf_color.cpp' -> `./modules/imgproc/perf/opencl/perf_color.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/perf/opencl/perf_gftt.cpp' -> `./modules/imgproc/perf/opencl/perf_gftt.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/perf/opencl/perf_accumulate.cpp' -> `./modules/imgproc/perf/opencl/perf_accumulate.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/doc/colors.markdown' -> `./modules/imgproc/doc/colors.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/doc/pics/building_lsd.png' -> `./modules/imgproc/doc/pics/building_lsd.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/doc/pics/contoursecarea.png' -> `./modules/imgproc/doc/pics/contoursecarea.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/doc/pics/pointpolygon.png' -> `./modules/imgproc/doc/pics/pointpolygon.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/doc/pics/logpolar.jpg' -> `./modules/imgproc/doc/pics/logpolar.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/doc/pics/polar_remap_doc.png' -> `./modules/imgproc/doc/pics/polar_remap_doc.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/doc/pics/houghp.png' -> `./modules/imgproc/doc/pics/houghp.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/doc/pics/quadedge.png' -> `./modules/imgproc/doc/pics/quadedge.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/doc/pics/boundingrect.png' -> `./modules/imgproc/doc/pics/boundingrect.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/doc/pics/cornersubpix.png' -> `./modules/imgproc/doc/pics/cornersubpix.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/doc/pics/subdiv.png' -> `./modules/imgproc/doc/pics/subdiv.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/doc/pics/inv_logpolar.jpg' -> `./modules/imgproc/doc/pics/inv_logpolar.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/doc/pics/building.jpg' -> `./modules/imgproc/doc/pics/building.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/doc/pics/ellipse.svg' -> `./modules/imgproc/doc/pics/ellipse.svg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/doc/pics/intersection.png' -> `./modules/imgproc/doc/pics/intersection.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/doc/pics/minenclosingtriangle.png' -> `./modules/imgproc/doc/pics/minenclosingtriangle.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/doc/pics/threshold.png' -> `./modules/imgproc/doc/pics/threshold.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/doc/pics/bayer.png' -> `./modules/imgproc/doc/pics/bayer.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/doc/pics/polar_remap_doc.svg' -> `./modules/imgproc/doc/pics/polar_remap_doc.svg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/doc/pics/delaunay_voronoi.png' -> `./modules/imgproc/doc/pics/delaunay_voronoi.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/doc/pics/integral.png' -> `./modules/imgproc/doc/pics/integral.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/doc/pics/backprojectpatch.png' -> `./modules/imgproc/doc/pics/backprojectpatch.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/doc/pics/defects.png' -> `./modules/imgproc/doc/pics/defects.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/doc/pics/minareabox.png' -> `./modules/imgproc/doc/pics/minareabox.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/doc/pics/colormaps/colorscale_hsv.jpg' -> `./modules/imgproc/doc/pics/colormaps/colorscale_hsv.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/doc/pics/colormaps/colorscale_parula.jpg' -> `./modules/imgproc/doc/pics/colormaps/colorscale_parula.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/doc/pics/colormaps/colorscale_autumn.jpg' -> `./modules/imgproc/doc/pics/colormaps/colorscale_autumn.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/doc/pics/colormaps/colorscale_bone.jpg' -> `./modules/imgproc/doc/pics/colormaps/colorscale_bone.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/doc/pics/colormaps/colorscale_ocean.jpg' -> `./modules/imgproc/doc/pics/colormaps/colorscale_ocean.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/doc/pics/colormaps/colorscale_summer.jpg' -> `./modules/imgproc/doc/pics/colormaps/colorscale_summer.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/doc/pics/colormaps/colorscale_spring.jpg' -> `./modules/imgproc/doc/pics/colormaps/colorscale_spring.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/doc/pics/colormaps/colorscale_pink.jpg' -> `./modules/imgproc/doc/pics/colormaps/colorscale_pink.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/doc/pics/colormaps/colorscale_rainbow.jpg' -> `./modules/imgproc/doc/pics/colormaps/colorscale_rainbow.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/doc/pics/colormaps/colorscale_hot.jpg' -> `./modules/imgproc/doc/pics/colormaps/colorscale_hot.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/doc/pics/colormaps/colorscale_mkpj2.jpg' -> `./modules/imgproc/doc/pics/colormaps/colorscale_mkpj2.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/doc/pics/colormaps/colorscale_winter.jpg' -> `./modules/imgproc/doc/pics/colormaps/colorscale_winter.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/doc/pics/colormaps/colorscale_jet.jpg' -> `./modules/imgproc/doc/pics/colormaps/colorscale_jet.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/doc/pics/colormaps/colorscale_cool.jpg' -> `./modules/imgproc/doc/pics/colormaps/colorscale_cool.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/imgproc/doc/pics/colormaps/colorscale_mkpj1.jpg' -> `./modules/imgproc/doc/pics/colormaps/colorscale_mkpj1.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/js/CMakeLists.txt' -> `./modules/js/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/js/src/helpers.js' -> `./modules/js/src/helpers.js'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/js/src/core_bindings.cpp' -> `./modules/js/src/core_bindings.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/js/src/.eslintrc.json' -> `./modules/js/src/.eslintrc.json'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/js/src/embindgen.py' -> `./modules/js/src/embindgen.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/js/src/templates.py' -> `./modules/js/src/templates.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/js/src/make_umd.py' -> `./modules/js/src/make_umd.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/js/test/tests.html' -> `./modules/js/test/tests.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/js/test/.eslintrc.json' -> `./modules/js/test/.eslintrc.json'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/js/test/test_imgproc.js' -> `./modules/js/test/test_imgproc.js'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/js/test/test_utils.js' -> `./modules/js/test/test_utils.js'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/js/test/tests.js' -> `./modules/js/test/tests.js'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/js/test/test_mat.js' -> `./modules/js/test/test_mat.js'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/js/test/test_objdetect.js' -> `./modules/js/test/test_objdetect.js'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/js/test/package.json' -> `./modules/js/test/package.json'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/js/test/test_video.js' -> `./modules/js/test/test_video.js'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafeatures2d/CMakeLists.txt' -> `./modules/cudafeatures2d/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafeatures2d/src/brute_force_matcher.cpp' -> `./modules/cudafeatures2d/src/brute_force_matcher.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafeatures2d/src/orb.cpp' -> `./modules/cudafeatures2d/src/orb.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafeatures2d/src/precomp.hpp' -> `./modules/cudafeatures2d/src/precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafeatures2d/src/feature2d_async.cpp' -> `./modules/cudafeatures2d/src/feature2d_async.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafeatures2d/src/fast.cpp' -> `./modules/cudafeatures2d/src/fast.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafeatures2d/src/cuda/fast.cu' -> `./modules/cudafeatures2d/src/cuda/fast.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafeatures2d/src/cuda/bf_match.cu' -> `./modules/cudafeatures2d/src/cuda/bf_match.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafeatures2d/src/cuda/bf_radius_match.cu' -> `./modules/cudafeatures2d/src/cuda/bf_radius_match.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafeatures2d/src/cuda/bf_knnmatch.cu' -> `./modules/cudafeatures2d/src/cuda/bf_knnmatch.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafeatures2d/src/cuda/orb.cu' -> `./modules/cudafeatures2d/src/cuda/orb.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafeatures2d/include/opencv2/cudafeatures2d.hpp' -> `./modules/cudafeatures2d/include/opencv2/cudafeatures2d.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafeatures2d/test/test_precomp.hpp' -> `./modules/cudafeatures2d/test/test_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafeatures2d/test/test_main.cpp' -> `./modules/cudafeatures2d/test/test_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafeatures2d/test/test_features2d.cpp' -> `./modules/cudafeatures2d/test/test_features2d.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafeatures2d/perf/perf_precomp.hpp' -> `./modules/cudafeatures2d/perf/perf_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafeatures2d/perf/perf_features2d.cpp' -> `./modules/cudafeatures2d/perf/perf_features2d.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafeatures2d/perf/perf_main.cpp' -> `./modules/cudafeatures2d/perf/perf_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/CMakeLists.txt' -> `./modules/calib3d/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/src/main.cpp' -> `./modules/calib3d/src/main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/src/compat_stereo.cpp' -> `./modules/calib3d/src/compat_stereo.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/src/homography_decomp.cpp' -> `./modules/calib3d/src/homography_decomp.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/src/calib3d_c_api.cpp' -> `./modules/calib3d/src/calib3d_c_api.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/src/p3p.h' -> `./modules/calib3d/src/p3p.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/src/p3p.cpp' -> `./modules/calib3d/src/p3p.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/src/polynom_solver.h' -> `./modules/calib3d/src/polynom_solver.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/src/fundam.cpp' -> `./modules/calib3d/src/fundam.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/src/circlesgrid.cpp' -> `./modules/calib3d/src/circlesgrid.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/src/dls.cpp' -> `./modules/calib3d/src/dls.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/src/fisheye.hpp' -> `./modules/calib3d/src/fisheye.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/src/precomp.hpp' -> `./modules/calib3d/src/precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/src/stereosgbm.cpp' -> `./modules/calib3d/src/stereosgbm.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/src/ptsetreg.cpp' -> `./modules/calib3d/src/ptsetreg.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/src/five-point.cpp' -> `./modules/calib3d/src/five-point.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/src/posit.cpp' -> `./modules/calib3d/src/posit.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/src/rho.h' -> `./modules/calib3d/src/rho.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/src/quadsubpix.cpp' -> `./modules/calib3d/src/quadsubpix.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/src/dls.h' -> `./modules/calib3d/src/dls.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/src/compat_ptsetreg.cpp' -> `./modules/calib3d/src/compat_ptsetreg.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/src/rho.cpp' -> `./modules/calib3d/src/rho.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/src/solvepnp.cpp' -> `./modules/calib3d/src/solvepnp.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/src/calibration.cpp' -> `./modules/calib3d/src/calibration.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/src/calibinit.cpp' -> `./modules/calib3d/src/calibinit.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/src/triangulate.cpp' -> `./modules/calib3d/src/triangulate.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/src/checkchessboard.cpp' -> `./modules/calib3d/src/checkchessboard.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/src/epnp.h' -> `./modules/calib3d/src/epnp.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/src/circlesgrid.hpp' -> `./modules/calib3d/src/circlesgrid.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/src/levmarq.cpp' -> `./modules/calib3d/src/levmarq.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/src/ap3p.h' -> `./modules/calib3d/src/ap3p.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/src/upnp.cpp' -> `./modules/calib3d/src/upnp.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/src/polynom_solver.cpp' -> `./modules/calib3d/src/polynom_solver.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/src/epnp.cpp' -> `./modules/calib3d/src/epnp.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/src/ap3p.cpp' -> `./modules/calib3d/src/ap3p.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/src/upnp.h' -> `./modules/calib3d/src/upnp.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/src/stereobm.cpp' -> `./modules/calib3d/src/stereobm.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/src/fisheye.cpp' -> `./modules/calib3d/src/fisheye.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/src/opencl/stereobm.cl' -> `./modules/calib3d/src/opencl/stereobm.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/include/opencv2/calib3d.hpp' -> `./modules/calib3d/include/opencv2/calib3d.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/include/opencv2/calib3d/calib3d.hpp' -> `./modules/calib3d/include/opencv2/calib3d/calib3d.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/include/opencv2/calib3d/calib3d_c.h' -> `./modules/calib3d/include/opencv2/calib3d/calib3d_c.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/misc/java/gen_dict.json' -> `./modules/calib3d/misc/java/gen_dict.json'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/misc/java/test/StereoSGBMTest.java' -> `./modules/calib3d/misc/java/test/StereoSGBMTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/misc/java/test/StereoBMTest.java' -> `./modules/calib3d/misc/java/test/StereoBMTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/misc/java/test/Calib3dTest.java' -> `./modules/calib3d/misc/java/test/Calib3dTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/test/test_chesscorners.cpp' -> `./modules/calib3d/test/test_chesscorners.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/test/test_solvepnp_ransac.cpp' -> `./modules/calib3d/test/test_solvepnp_ransac.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/test/test_homography_decomp.cpp' -> `./modules/calib3d/test/test_homography_decomp.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/test/test_undistort.cpp' -> `./modules/calib3d/test/test_undistort.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/test/test_cornerssubpix.cpp' -> `./modules/calib3d/test/test_cornerssubpix.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/test/test_stereomatching.cpp' -> `./modules/calib3d/test/test_stereomatching.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/test/test_precomp.hpp' -> `./modules/calib3d/test/test_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/test/test_undistort_points.cpp' -> `./modules/calib3d/test/test_undistort_points.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/test/test_reproject_image_to_3d.cpp' -> `./modules/calib3d/test/test_reproject_image_to_3d.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/test/test_fundam.cpp' -> `./modules/calib3d/test/test_fundam.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/test/test_filter_homography_decomp.cpp' -> `./modules/calib3d/test/test_filter_homography_decomp.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/test/test_modelest.cpp' -> `./modules/calib3d/test/test_modelest.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/test/test_cameracalibration_tilt.cpp' -> `./modules/calib3d/test/test_cameracalibration_tilt.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/test/test_decompose_projection.cpp' -> `./modules/calib3d/test/test_decompose_projection.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/test/test_affine3.cpp' -> `./modules/calib3d/test/test_affine3.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/test/test_chessboardgenerator.cpp' -> `./modules/calib3d/test/test_chessboardgenerator.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/test/test_affine2d_estimator.cpp' -> `./modules/calib3d/test/test_affine2d_estimator.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/test/test_chesscorners_timing.cpp' -> `./modules/calib3d/test/test_chesscorners_timing.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/test/test_cameracalibration.cpp' -> `./modules/calib3d/test/test_cameracalibration.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/test/test_chessboardgenerator.hpp' -> `./modules/calib3d/test/test_chessboardgenerator.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/test/test_cameracalibration_badarg.cpp' -> `./modules/calib3d/test/test_cameracalibration_badarg.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/test/test_main.cpp' -> `./modules/calib3d/test/test_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/test/test_chesscorners_badarg.cpp' -> `./modules/calib3d/test/test_chesscorners_badarg.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/test/test_fisheye.cpp' -> `./modules/calib3d/test/test_fisheye.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/test/test_posit.cpp' -> `./modules/calib3d/test/test_posit.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/test/test_affine3d_estimator.cpp' -> `./modules/calib3d/test/test_affine3d_estimator.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/test/test_homography.cpp' -> `./modules/calib3d/test/test_homography.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/test/test_compose_rt.cpp' -> `./modules/calib3d/test/test_compose_rt.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/test/test_undistort_badarg.cpp' -> `./modules/calib3d/test/test_undistort_badarg.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/test/test_affine_partial2d_estimator.cpp' -> `./modules/calib3d/test/test_affine_partial2d_estimator.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/test/test_cameracalibration_artificial.cpp' -> `./modules/calib3d/test/test_cameracalibration_artificial.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/test/opencl/test_stereobm.cpp' -> `./modules/calib3d/test/opencl/test_stereobm.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/perf/perf_precomp.hpp' -> `./modules/calib3d/perf/perf_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/perf/perf_stereosgbm.cpp' -> `./modules/calib3d/perf/perf_stereosgbm.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/perf/perf_affine2d.cpp' -> `./modules/calib3d/perf/perf_affine2d.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/perf/perf_pnp.cpp' -> `./modules/calib3d/perf/perf_pnp.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/perf/perf_main.cpp' -> `./modules/calib3d/perf/perf_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/perf/perf_cicrlesGrid.cpp' -> `./modules/calib3d/perf/perf_cicrlesGrid.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/perf/opencl/perf_stereobm.cpp' -> `./modules/calib3d/perf/opencl/perf_stereobm.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/doc/calib3d.bib' -> `./modules/calib3d/doc/calib3d.bib'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/doc/pics/distortion_examples.png' -> `./modules/calib3d/doc/pics/distortion_examples.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/doc/pics/fisheye_undistorted.jpg' -> `./modules/calib3d/doc/pics/fisheye_undistorted.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/doc/pics/stereo_undistort.jpg' -> `./modules/calib3d/doc/pics/stereo_undistort.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/calib3d/doc/pics/pinhole_camera_model.png' -> `./modules/calib3d/doc/pics/pinhole_camera_model.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/CMakeLists.txt' -> `./modules/flann/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/src/precomp.hpp' -> `./modules/flann/src/precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/src/flann.cpp' -> `./modules/flann/src/flann.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/src/miniflann.cpp' -> `./modules/flann/src/miniflann.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/include/opencv2/flann.hpp' -> `./modules/flann/include/opencv2/flann.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/include/opencv2/flann/saving.h' -> `./modules/flann/include/opencv2/flann/saving.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/include/opencv2/flann/lsh_index.h' -> `./modules/flann/include/opencv2/flann/lsh_index.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/include/opencv2/flann/lsh_table.h' -> `./modules/flann/include/opencv2/flann/lsh_table.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/include/opencv2/flann/result_set.h' -> `./modules/flann/include/opencv2/flann/result_set.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/include/opencv2/flann/any.h' -> `./modules/flann/include/opencv2/flann/any.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/include/opencv2/flann/hierarchical_clustering_index.h' -> `./modules/flann/include/opencv2/flann/hierarchical_clustering_index.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/include/opencv2/flann/autotuned_index.h' -> `./modules/flann/include/opencv2/flann/autotuned_index.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/include/opencv2/flann/sampling.h' -> `./modules/flann/include/opencv2/flann/sampling.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/include/opencv2/flann/allocator.h' -> `./modules/flann/include/opencv2/flann/allocator.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/include/opencv2/flann/nn_index.h' -> `./modules/flann/include/opencv2/flann/nn_index.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/include/opencv2/flann/hdf5.h' -> `./modules/flann/include/opencv2/flann/hdf5.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/include/opencv2/flann/heap.h' -> `./modules/flann/include/opencv2/flann/heap.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/include/opencv2/flann/all_indices.h' -> `./modules/flann/include/opencv2/flann/all_indices.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/include/opencv2/flann/composite_index.h' -> `./modules/flann/include/opencv2/flann/composite_index.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/include/opencv2/flann/random.h' -> `./modules/flann/include/opencv2/flann/random.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/include/opencv2/flann/dynamic_bitset.h' -> `./modules/flann/include/opencv2/flann/dynamic_bitset.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/include/opencv2/flann/general.h' -> `./modules/flann/include/opencv2/flann/general.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/include/opencv2/flann/kmeans_index.h' -> `./modules/flann/include/opencv2/flann/kmeans_index.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/include/opencv2/flann/ground_truth.h' -> `./modules/flann/include/opencv2/flann/ground_truth.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/include/opencv2/flann/config.h' -> `./modules/flann/include/opencv2/flann/config.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/include/opencv2/flann/flann_base.hpp' -> `./modules/flann/include/opencv2/flann/flann_base.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/include/opencv2/flann/kdtree_index.h' -> `./modules/flann/include/opencv2/flann/kdtree_index.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/include/opencv2/flann/object_factory.h' -> `./modules/flann/include/opencv2/flann/object_factory.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/include/opencv2/flann/timer.h' -> `./modules/flann/include/opencv2/flann/timer.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/include/opencv2/flann/matrix.h' -> `./modules/flann/include/opencv2/flann/matrix.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/include/opencv2/flann/defines.h' -> `./modules/flann/include/opencv2/flann/defines.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/include/opencv2/flann/miniflann.hpp' -> `./modules/flann/include/opencv2/flann/miniflann.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/include/opencv2/flann/linear_index.h' -> `./modules/flann/include/opencv2/flann/linear_index.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/include/opencv2/flann/logger.h' -> `./modules/flann/include/opencv2/flann/logger.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/include/opencv2/flann/dist.h' -> `./modules/flann/include/opencv2/flann/dist.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/include/opencv2/flann/dummy.h' -> `./modules/flann/include/opencv2/flann/dummy.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/include/opencv2/flann/flann.hpp' -> `./modules/flann/include/opencv2/flann/flann.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/include/opencv2/flann/params.h' -> `./modules/flann/include/opencv2/flann/params.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/include/opencv2/flann/index_testing.h' -> `./modules/flann/include/opencv2/flann/index_testing.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/include/opencv2/flann/kdtree_single_index.h' -> `./modules/flann/include/opencv2/flann/kdtree_single_index.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/include/opencv2/flann/simplex_downhill.h' -> `./modules/flann/include/opencv2/flann/simplex_downhill.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/misc/python/pyopencv_flann.hpp' -> `./modules/flann/misc/python/pyopencv_flann.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/test/test_precomp.hpp' -> `./modules/flann/test/test_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/test/test_main.cpp' -> `./modules/flann/test/test_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/flann/test/test_lshtable_badarg.cpp' -> `./modules/flann/test/test_lshtable_badarg.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudawarping/CMakeLists.txt' -> `./modules/cudawarping/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudawarping/src/resize.cpp' -> `./modules/cudawarping/src/resize.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudawarping/src/pyramids.cpp' -> `./modules/cudawarping/src/pyramids.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudawarping/src/precomp.hpp' -> `./modules/cudawarping/src/precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudawarping/src/remap.cpp' -> `./modules/cudawarping/src/remap.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudawarping/src/warp.cpp' -> `./modules/cudawarping/src/warp.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudawarping/src/cuda/remap.cu' -> `./modules/cudawarping/src/cuda/remap.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudawarping/src/cuda/pyr_up.cu' -> `./modules/cudawarping/src/cuda/pyr_up.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudawarping/src/cuda/warp.cu' -> `./modules/cudawarping/src/cuda/warp.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudawarping/src/cuda/resize.cu' -> `./modules/cudawarping/src/cuda/resize.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudawarping/src/cuda/pyr_down.cu' -> `./modules/cudawarping/src/cuda/pyr_down.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudawarping/include/opencv2/cudawarping.hpp' -> `./modules/cudawarping/include/opencv2/cudawarping.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudawarping/test/test_warp_perspective.cpp' -> `./modules/cudawarping/test/test_warp_perspective.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudawarping/test/interpolation.hpp' -> `./modules/cudawarping/test/interpolation.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudawarping/test/test_precomp.hpp' -> `./modules/cudawarping/test/test_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudawarping/test/test_remap.cpp' -> `./modules/cudawarping/test/test_remap.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudawarping/test/test_pyramids.cpp' -> `./modules/cudawarping/test/test_pyramids.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudawarping/test/test_warp_affine.cpp' -> `./modules/cudawarping/test/test_warp_affine.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudawarping/test/test_main.cpp' -> `./modules/cudawarping/test/test_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudawarping/test/test_resize.cpp' -> `./modules/cudawarping/test/test_resize.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudawarping/perf/perf_precomp.hpp' -> `./modules/cudawarping/perf/perf_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudawarping/perf/perf_main.cpp' -> `./modules/cudawarping/perf/perf_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudawarping/perf/perf_warping.cpp' -> `./modules/cudawarping/perf/perf_warping.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/CMakeLists.txt' -> `./modules/cudafilters/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/src/precomp.hpp' -> `./modules/cudafilters/src/precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/src/filtering.cpp' -> `./modules/cudafilters/src/filtering.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/src/cuda/row_filter.32sc1.cu' -> `./modules/cudafilters/src/cuda/row_filter.32sc1.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/src/cuda/row_filter.32fc1.cu' -> `./modules/cudafilters/src/cuda/row_filter.32fc1.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/src/cuda/column_filter.32sc3.cu' -> `./modules/cudafilters/src/cuda/column_filter.32sc3.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/src/cuda/column_filter.8uc1.cu' -> `./modules/cudafilters/src/cuda/column_filter.8uc1.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/src/cuda/filter2d.cu' -> `./modules/cudafilters/src/cuda/filter2d.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/src/cuda/column_filter.8uc4.cu' -> `./modules/cudafilters/src/cuda/column_filter.8uc4.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/src/cuda/column_filter.16uc3.cu' -> `./modules/cudafilters/src/cuda/column_filter.16uc3.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/src/cuda/column_filter.32fc4.cu' -> `./modules/cudafilters/src/cuda/column_filter.32fc4.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/src/cuda/column_filter.32fc1.cu' -> `./modules/cudafilters/src/cuda/column_filter.32fc1.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/src/cuda/row_filter.16uc1.cu' -> `./modules/cudafilters/src/cuda/row_filter.16uc1.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/src/cuda/row_filter.16uc4.cu' -> `./modules/cudafilters/src/cuda/row_filter.16uc4.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/src/cuda/column_filter.hpp' -> `./modules/cudafilters/src/cuda/column_filter.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/src/cuda/column_filter.32sc1.cu' -> `./modules/cudafilters/src/cuda/column_filter.32sc1.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/src/cuda/column_filter.16uc1.cu' -> `./modules/cudafilters/src/cuda/column_filter.16uc1.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/src/cuda/row_filter.32fc4.cu' -> `./modules/cudafilters/src/cuda/row_filter.32fc4.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/src/cuda/column_filter.16sc1.cu' -> `./modules/cudafilters/src/cuda/column_filter.16sc1.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/src/cuda/row_filter.hpp' -> `./modules/cudafilters/src/cuda/row_filter.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/src/cuda/row_filter.32fc3.cu' -> `./modules/cudafilters/src/cuda/row_filter.32fc3.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/src/cuda/column_filter.8uc3.cu' -> `./modules/cudafilters/src/cuda/column_filter.8uc3.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/src/cuda/row_filter.8uc1.cu' -> `./modules/cudafilters/src/cuda/row_filter.8uc1.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/src/cuda/column_filter.16uc4.cu' -> `./modules/cudafilters/src/cuda/column_filter.16uc4.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/src/cuda/column_filter.32fc3.cu' -> `./modules/cudafilters/src/cuda/column_filter.32fc3.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/src/cuda/row_filter.32sc3.cu' -> `./modules/cudafilters/src/cuda/row_filter.32sc3.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/src/cuda/row_filter.16uc3.cu' -> `./modules/cudafilters/src/cuda/row_filter.16uc3.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/src/cuda/row_filter.32sc4.cu' -> `./modules/cudafilters/src/cuda/row_filter.32sc4.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/src/cuda/row_filter.16sc4.cu' -> `./modules/cudafilters/src/cuda/row_filter.16sc4.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/src/cuda/row_filter.16sc1.cu' -> `./modules/cudafilters/src/cuda/row_filter.16sc1.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/src/cuda/median_filter.cu' -> `./modules/cudafilters/src/cuda/median_filter.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/src/cuda/row_filter.8uc4.cu' -> `./modules/cudafilters/src/cuda/row_filter.8uc4.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/src/cuda/row_filter.16sc3.cu' -> `./modules/cudafilters/src/cuda/row_filter.16sc3.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/src/cuda/row_filter.8uc3.cu' -> `./modules/cudafilters/src/cuda/row_filter.8uc3.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/src/cuda/column_filter.16sc4.cu' -> `./modules/cudafilters/src/cuda/column_filter.16sc4.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/src/cuda/column_filter.16sc3.cu' -> `./modules/cudafilters/src/cuda/column_filter.16sc3.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/src/cuda/column_filter.32sc4.cu' -> `./modules/cudafilters/src/cuda/column_filter.32sc4.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/include/opencv2/cudafilters.hpp' -> `./modules/cudafilters/include/opencv2/cudafilters.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/test/test_precomp.hpp' -> `./modules/cudafilters/test/test_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/test/test_filters.cpp' -> `./modules/cudafilters/test/test_filters.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/test/test_main.cpp' -> `./modules/cudafilters/test/test_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/perf/perf_precomp.hpp' -> `./modules/cudafilters/perf/perf_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/perf/perf_main.cpp' -> `./modules/cudafilters/perf/perf_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudafilters/perf/perf_filters.cpp' -> `./modules/cudafilters/perf/perf_filters.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ml/CMakeLists.txt' -> `./modules/ml/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ml/src/svmsgd.cpp' -> `./modules/ml/src/svmsgd.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ml/src/em.cpp' -> `./modules/ml/src/em.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ml/src/lr.cpp' -> `./modules/ml/src/lr.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ml/src/nbayes.cpp' -> `./modules/ml/src/nbayes.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ml/src/inner_functions.cpp' -> `./modules/ml/src/inner_functions.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ml/src/precomp.hpp' -> `./modules/ml/src/precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ml/src/ann_mlp.cpp' -> `./modules/ml/src/ann_mlp.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ml/src/rtrees.cpp' -> `./modules/ml/src/rtrees.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ml/src/boost.cpp' -> `./modules/ml/src/boost.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ml/src/kdtree.hpp' -> `./modules/ml/src/kdtree.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ml/src/data.cpp' -> `./modules/ml/src/data.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ml/src/kdtree.cpp' -> `./modules/ml/src/kdtree.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ml/src/gbt.cpp' -> `./modules/ml/src/gbt.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ml/src/tree.cpp' -> `./modules/ml/src/tree.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ml/src/knearest.cpp' -> `./modules/ml/src/knearest.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ml/src/testset.cpp' -> `./modules/ml/src/testset.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ml/src/svm.cpp' -> `./modules/ml/src/svm.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ml/include/opencv2/ml.hpp' -> `./modules/ml/include/opencv2/ml.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ml/include/opencv2/ml/ml.inl.hpp' -> `./modules/ml/include/opencv2/ml/ml.inl.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ml/include/opencv2/ml/ml.hpp' -> `./modules/ml/include/opencv2/ml/ml.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ml/misc/java/test/MLTest.java' -> `./modules/ml/misc/java/test/MLTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ml/misc/python/pyopencv_ml.hpp' -> `./modules/ml/misc/python/pyopencv_ml.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ml/test/test_lr.cpp' -> `./modules/ml/test/test_lr.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ml/test/test_precomp.hpp' -> `./modules/ml/test/test_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ml/test/test_svmsgd.cpp' -> `./modules/ml/test/test_svmsgd.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ml/test/test_save_load.cpp' -> `./modules/ml/test/test_save_load.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ml/test/test_mltests2.cpp' -> `./modules/ml/test/test_mltests2.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ml/test/test_emknearestkmeans.cpp' -> `./modules/ml/test/test_emknearestkmeans.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ml/test/test_svmtrainauto.cpp' -> `./modules/ml/test/test_svmtrainauto.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ml/test/test_main.cpp' -> `./modules/ml/test/test_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ml/test/test_gbttest.cpp' -> `./modules/ml/test/test_gbttest.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ml/test/test_mltests.cpp' -> `./modules/ml/test/test_mltests.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ml/doc/ml_intro.markdown' -> `./modules/ml/doc/ml_intro.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ml/doc/pics/SVM_Comparison.png' -> `./modules/ml/doc/pics/SVM_Comparison.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ml/doc/pics/neuron_model.png' -> `./modules/ml/doc/pics/neuron_model.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ml/doc/pics/mlp.png' -> `./modules/ml/doc/pics/mlp.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/ml/doc/pics/sigmoid_bipolar.png' -> `./modules/ml/doc/pics/sigmoid_bipolar.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/CMakeLists.txt' -> `./modules/dnn/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/nms.cpp' -> `./modules/dnn/src/nms.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/op_inf_engine.hpp' -> `./modules/dnn/src/op_inf_engine.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/nms.inl.hpp' -> `./modules/dnn/src/nms.inl.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/precomp.hpp' -> `./modules/dnn/src/precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/halide_scheduler.cpp' -> `./modules/dnn/src/halide_scheduler.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/halide_scheduler.hpp' -> `./modules/dnn/src/halide_scheduler.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/op_halide.cpp' -> `./modules/dnn/src/op_halide.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/init.cpp' -> `./modules/dnn/src/init.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/op_inf_engine.cpp' -> `./modules/dnn/src/op_inf_engine.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/dnn.cpp' -> `./modules/dnn/src/dnn.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/op_halide.hpp' -> `./modules/dnn/src/op_halide.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/tensorflow/tf_io.hpp' -> `./modules/dnn/src/tensorflow/tf_io.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/tensorflow/tensor.proto' -> `./modules/dnn/src/tensorflow/tensor.proto'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/tensorflow/graph.proto' -> `./modules/dnn/src/tensorflow/graph.proto'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/tensorflow/attr_value.proto' -> `./modules/dnn/src/tensorflow/attr_value.proto'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/tensorflow/versions.proto' -> `./modules/dnn/src/tensorflow/versions.proto'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/tensorflow/op_def.proto' -> `./modules/dnn/src/tensorflow/op_def.proto'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/tensorflow/tf_graph_simplifier.hpp' -> `./modules/dnn/src/tensorflow/tf_graph_simplifier.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/tensorflow/function.proto' -> `./modules/dnn/src/tensorflow/function.proto'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/tensorflow/tf_importer.cpp' -> `./modules/dnn/src/tensorflow/tf_importer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/tensorflow/tf_graph_simplifier.cpp' -> `./modules/dnn/src/tensorflow/tf_graph_simplifier.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/tensorflow/types.proto' -> `./modules/dnn/src/tensorflow/types.proto'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/tensorflow/tensor_shape.proto' -> `./modules/dnn/src/tensorflow/tensor_shape.proto'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/tensorflow/tf_io.cpp' -> `./modules/dnn/src/tensorflow/tf_io.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/torch/THDiskFile.cpp' -> `./modules/dnn/src/torch/THDiskFile.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/torch/torch_importer.cpp' -> `./modules/dnn/src/torch/torch_importer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/torch/THFile.cpp' -> `./modules/dnn/src/torch/THFile.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/torch/COPYRIGHT.txt' -> `./modules/dnn/src/torch/COPYRIGHT.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/torch/THFile.h' -> `./modules/dnn/src/torch/THFile.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/torch/THFilePrivate.h' -> `./modules/dnn/src/torch/THFilePrivate.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/torch/THDiskFile.h' -> `./modules/dnn/src/torch/THDiskFile.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/torch/THGeneral.cpp' -> `./modules/dnn/src/torch/THGeneral.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/torch/THGeneral.h' -> `./modules/dnn/src/torch/THGeneral.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/layers/flatten_layer.cpp' -> `./modules/dnn/src/layers/flatten_layer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/layers/prior_box_layer.cpp' -> `./modules/dnn/src/layers/prior_box_layer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/layers/resize_layer.cpp' -> `./modules/dnn/src/layers/resize_layer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/layers/detection_output_layer.cpp' -> `./modules/dnn/src/layers/detection_output_layer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/layers/eltwise_layer.cpp' -> `./modules/dnn/src/layers/eltwise_layer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/layers/concat_layer.cpp' -> `./modules/dnn/src/layers/concat_layer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/layers/crop_layer.cpp' -> `./modules/dnn/src/layers/crop_layer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/layers/mvn_layer.cpp' -> `./modules/dnn/src/layers/mvn_layer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/layers/layers_common.simd.hpp' -> `./modules/dnn/src/layers/layers_common.simd.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/layers/crop_and_resize_layer.cpp' -> `./modules/dnn/src/layers/crop_and_resize_layer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/layers/normalize_bbox_layer.cpp' -> `./modules/dnn/src/layers/normalize_bbox_layer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/layers/padding_layer.cpp' -> `./modules/dnn/src/layers/padding_layer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/layers/pooling_layer.cpp' -> `./modules/dnn/src/layers/pooling_layer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/layers/reorg_layer.cpp' -> `./modules/dnn/src/layers/reorg_layer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/layers/batch_norm_layer.cpp' -> `./modules/dnn/src/layers/batch_norm_layer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/layers/permute_layer.cpp' -> `./modules/dnn/src/layers/permute_layer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/layers/layers_common.hpp' -> `./modules/dnn/src/layers/layers_common.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/layers/layers_common.cpp' -> `./modules/dnn/src/layers/layers_common.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/layers/blank_layer.cpp' -> `./modules/dnn/src/layers/blank_layer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/layers/convolution_layer.cpp' -> `./modules/dnn/src/layers/convolution_layer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/layers/shuffle_channel_layer.cpp' -> `./modules/dnn/src/layers/shuffle_channel_layer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/layers/softmax_layer.cpp' -> `./modules/dnn/src/layers/softmax_layer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/layers/recurrent_layers.cpp' -> `./modules/dnn/src/layers/recurrent_layers.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/layers/max_unpooling_layer.cpp' -> `./modules/dnn/src/layers/max_unpooling_layer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/layers/proposal_layer.cpp' -> `./modules/dnn/src/layers/proposal_layer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/layers/scale_layer.cpp' -> `./modules/dnn/src/layers/scale_layer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/layers/fully_connected_layer.cpp' -> `./modules/dnn/src/layers/fully_connected_layer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/layers/elementwise_layers.cpp' -> `./modules/dnn/src/layers/elementwise_layers.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/layers/slice_layer.cpp' -> `./modules/dnn/src/layers/slice_layer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/layers/split_layer.cpp' -> `./modules/dnn/src/layers/split_layer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/layers/reshape_layer.cpp' -> `./modules/dnn/src/layers/reshape_layer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/layers/lrn_layer.cpp' -> `./modules/dnn/src/layers/lrn_layer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/layers/region_layer.cpp' -> `./modules/dnn/src/layers/region_layer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/ocl4dnn/src/ocl4dnn_softmax.cpp' -> `./modules/dnn/src/ocl4dnn/src/ocl4dnn_softmax.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/ocl4dnn/src/ocl4dnn_pool.cpp' -> `./modules/dnn/src/ocl4dnn/src/ocl4dnn_pool.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/ocl4dnn/src/ocl4dnn_inner_product.cpp' -> `./modules/dnn/src/ocl4dnn/src/ocl4dnn_inner_product.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/ocl4dnn/src/math_functions.cpp' -> `./modules/dnn/src/ocl4dnn/src/math_functions.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/ocl4dnn/src/ocl4dnn_lrn.cpp' -> `./modules/dnn/src/ocl4dnn/src/ocl4dnn_lrn.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/ocl4dnn/src/ocl4dnn_conv_spatial.cpp' -> `./modules/dnn/src/ocl4dnn/src/ocl4dnn_conv_spatial.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/ocl4dnn/src/common.cpp' -> `./modules/dnn/src/ocl4dnn/src/common.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/ocl4dnn/include/common.hpp' -> `./modules/dnn/src/ocl4dnn/include/common.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/ocl4dnn/include/default_kernel_config.hpp' -> `./modules/dnn/src/ocl4dnn/include/default_kernel_config.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/ocl4dnn/include/math_functions.hpp' -> `./modules/dnn/src/ocl4dnn/include/math_functions.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/ocl4dnn/include/ocl4dnn.hpp' -> `./modules/dnn/src/ocl4dnn/include/ocl4dnn.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/opencl/permute.cl' -> `./modules/dnn/src/opencl/permute.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/opencl/slice.cl' -> `./modules/dnn/src/opencl/slice.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/opencl/region.cl' -> `./modules/dnn/src/opencl/region.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/opencl/softmax.cl' -> `./modules/dnn/src/opencl/softmax.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/opencl/gemm_image.cl' -> `./modules/dnn/src/opencl/gemm_image.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/opencl/col2im.cl' -> `./modules/dnn/src/opencl/col2im.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/opencl/im2col.cl' -> `./modules/dnn/src/opencl/im2col.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/opencl/dummy.cl' -> `./modules/dnn/src/opencl/dummy.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/opencl/conv_layer_spatial.cl' -> `./modules/dnn/src/opencl/conv_layer_spatial.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/opencl/mvn.cl' -> `./modules/dnn/src/opencl/mvn.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/opencl/ocl4dnn_lrn.cl' -> `./modules/dnn/src/opencl/ocl4dnn_lrn.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/opencl/conv_spatial_helper.cl' -> `./modules/dnn/src/opencl/conv_spatial_helper.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/opencl/lrn.cl' -> `./modules/dnn/src/opencl/lrn.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/opencl/ocl4dnn_pooling.cl' -> `./modules/dnn/src/opencl/ocl4dnn_pooling.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/opencl/gemm_buffer.cl' -> `./modules/dnn/src/opencl/gemm_buffer.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/opencl/prior_box.cl' -> `./modules/dnn/src/opencl/prior_box.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/opencl/concat.cl' -> `./modules/dnn/src/opencl/concat.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/opencl/batchnorm.cl' -> `./modules/dnn/src/opencl/batchnorm.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/opencl/matvec_mul.cl' -> `./modules/dnn/src/opencl/matvec_mul.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/opencl/eltwise.cl' -> `./modules/dnn/src/opencl/eltwise.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/opencl/pooling.cl' -> `./modules/dnn/src/opencl/pooling.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/opencl/softmax_loss.cl' -> `./modules/dnn/src/opencl/softmax_loss.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/opencl/reorg.cl' -> `./modules/dnn/src/opencl/reorg.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/opencl/math.cl' -> `./modules/dnn/src/opencl/math.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/opencl/activations.cl' -> `./modules/dnn/src/opencl/activations.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/opencl/detection_output.cl' -> `./modules/dnn/src/opencl/detection_output.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/darknet/darknet_io.hpp' -> `./modules/dnn/src/darknet/darknet_io.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/darknet/darknet_importer.cpp' -> `./modules/dnn/src/darknet/darknet_importer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/darknet/darknet_io.cpp' -> `./modules/dnn/src/darknet/darknet_io.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/caffe/caffe_io.hpp' -> `./modules/dnn/src/caffe/caffe_io.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/caffe/glog_emulator.hpp' -> `./modules/dnn/src/caffe/glog_emulator.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/caffe/caffe_importer.cpp' -> `./modules/dnn/src/caffe/caffe_importer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/caffe/caffe_shrinker.cpp' -> `./modules/dnn/src/caffe/caffe_shrinker.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/caffe/opencv-caffe.proto' -> `./modules/dnn/src/caffe/opencv-caffe.proto'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/src/caffe/caffe_io.cpp' -> `./modules/dnn/src/caffe/caffe_io.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/include/opencv2/dnn.hpp' -> `./modules/dnn/include/opencv2/dnn.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/include/opencv2/dnn/layer.details.hpp' -> `./modules/dnn/include/opencv2/dnn/layer.details.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/include/opencv2/dnn/dict.hpp' -> `./modules/dnn/include/opencv2/dnn/dict.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/include/opencv2/dnn/layer.hpp' -> `./modules/dnn/include/opencv2/dnn/layer.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/include/opencv2/dnn/dnn.hpp' -> `./modules/dnn/include/opencv2/dnn/dnn.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/include/opencv2/dnn/all_layers.hpp' -> `./modules/dnn/include/opencv2/dnn/all_layers.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/include/opencv2/dnn/dnn.inl.hpp' -> `./modules/dnn/include/opencv2/dnn/dnn.inl.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/include/opencv2/dnn/shape_utils.hpp' -> `./modules/dnn/include/opencv2/dnn/shape_utils.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/cmake/hooks/INIT_MODULE_SOURCES_opencv_dnn.cmake' -> `./modules/dnn/cmake/hooks/INIT_MODULE_SOURCES_opencv_dnn.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/misc/face_detector_accuracy.py' -> `./modules/dnn/misc/face_detector_accuracy.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/misc/quantize_face_detector.py' -> `./modules/dnn/misc/quantize_face_detector.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/misc/tensorflow/op_def.pb.cc' -> `./modules/dnn/misc/tensorflow/op_def.pb.cc'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/misc/tensorflow/types.pb.cc' -> `./modules/dnn/misc/tensorflow/types.pb.cc'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/misc/tensorflow/versions.pb.h' -> `./modules/dnn/misc/tensorflow/versions.pb.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/misc/tensorflow/function.pb.h' -> `./modules/dnn/misc/tensorflow/function.pb.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/misc/tensorflow/tensor.pb.h' -> `./modules/dnn/misc/tensorflow/tensor.pb.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/misc/tensorflow/types.pb.h' -> `./modules/dnn/misc/tensorflow/types.pb.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/misc/tensorflow/function.pb.cc' -> `./modules/dnn/misc/tensorflow/function.pb.cc'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/misc/tensorflow/graph.pb.cc' -> `./modules/dnn/misc/tensorflow/graph.pb.cc'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/misc/tensorflow/versions.pb.cc' -> `./modules/dnn/misc/tensorflow/versions.pb.cc'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/misc/tensorflow/tensor_shape.pb.h' -> `./modules/dnn/misc/tensorflow/tensor_shape.pb.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/misc/tensorflow/attr_value.pb.h' -> `./modules/dnn/misc/tensorflow/attr_value.pb.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/misc/tensorflow/op_def.pb.h' -> `./modules/dnn/misc/tensorflow/op_def.pb.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/misc/tensorflow/graph.pb.h' -> `./modules/dnn/misc/tensorflow/graph.pb.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/misc/tensorflow/tensor.pb.cc' -> `./modules/dnn/misc/tensorflow/tensor.pb.cc'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/misc/tensorflow/attr_value.pb.cc' -> `./modules/dnn/misc/tensorflow/attr_value.pb.cc'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/misc/tensorflow/tensor_shape.pb.cc' -> `./modules/dnn/misc/tensorflow/tensor_shape.pb.cc'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/misc/java/filelist_common' -> `./modules/dnn/misc/java/filelist_common'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/misc/java/gen_dict.json' -> `./modules/dnn/misc/java/gen_dict.json'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/misc/java/src/cpp/dnn_converters.hpp' -> `./modules/dnn/misc/java/src/cpp/dnn_converters.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/misc/java/src/cpp/dnn_converters.cpp' -> `./modules/dnn/misc/java/src/cpp/dnn_converters.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/misc/java/test/DnnTensorFlowTest.java' -> `./modules/dnn/misc/java/test/DnnTensorFlowTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/misc/python/pyopencv_dnn.hpp' -> `./modules/dnn/misc/python/pyopencv_dnn.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/misc/caffe/opencv-caffe.pb.h' -> `./modules/dnn/misc/caffe/opencv-caffe.pb.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/misc/caffe/opencv-caffe.pb.cc' -> `./modules/dnn/misc/caffe/opencv-caffe.pb.cc'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/test/test_layers.cpp' -> `./modules/dnn/test/test_layers.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/test/npy_blob.cpp' -> `./modules/dnn/test/npy_blob.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/test/test_ie_models.cpp' -> `./modules/dnn/test/test_ie_models.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/test/cityscapes_semsegm_test_enet.py' -> `./modules/dnn/test/cityscapes_semsegm_test_enet.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/test/imagenet_cls_test_alexnet.py' -> `./modules/dnn/test/imagenet_cls_test_alexnet.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/test/test_torch_importer.cpp' -> `./modules/dnn/test/test_torch_importer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/test/test_precomp.hpp' -> `./modules/dnn/test/test_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/test/test_common.hpp' -> `./modules/dnn/test/test_common.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/test/test_misc.cpp' -> `./modules/dnn/test/test_misc.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/test/npy_blob.hpp' -> `./modules/dnn/test/npy_blob.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/test/test_halide_layers.cpp' -> `./modules/dnn/test/test_halide_layers.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/test/test_caffe_importer.cpp' -> `./modules/dnn/test/test_caffe_importer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/test/test_googlenet.cpp' -> `./modules/dnn/test/test_googlenet.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/test/pascal_semsegm_test_fcn.py' -> `./modules/dnn/test/pascal_semsegm_test_fcn.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/test/test_main.cpp' -> `./modules/dnn/test/test_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/test/test_nms.cpp' -> `./modules/dnn/test/test_nms.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/test/test_backends.cpp' -> `./modules/dnn/test/test_backends.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/test/imagenet_cls_test_inception.py' -> `./modules/dnn/test/imagenet_cls_test_inception.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/test/test_tf_importer.cpp' -> `./modules/dnn/test/test_tf_importer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/test/test_darknet_importer.cpp' -> `./modules/dnn/test/test_darknet_importer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/test/imagenet_cls_test_googlenet.py' -> `./modules/dnn/test/imagenet_cls_test_googlenet.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/perf/perf_precomp.hpp' -> `./modules/dnn/perf/perf_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/perf/perf_convolution.cpp' -> `./modules/dnn/perf/perf_convolution.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/perf/perf_caffe.cpp' -> `./modules/dnn/perf/perf_caffe.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/perf/perf_main.cpp' -> `./modules/dnn/perf/perf_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/perf/perf_net.cpp' -> `./modules/dnn/perf/perf_net.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/dnn/perf/opencl/perf_convolution.cpp' -> `./modules/dnn/perf/opencl/perf_convolution.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/world/CMakeLists.txt' -> `./modules/world/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/world/src/precomp.hpp' -> `./modules/world/src/precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/world/src/world_init.cpp' -> `./modules/world/src/world_init.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/world/include/opencv2/world.hpp' -> `./modules/world/include/opencv2/world.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/CMakeLists.txt' -> `./modules/cudaimgproc/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/src/hough_circles.cpp' -> `./modules/cudaimgproc/src/hough_circles.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/src/precomp.hpp' -> `./modules/cudaimgproc/src/precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/src/match_template.cpp' -> `./modules/cudaimgproc/src/match_template.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/src/corners.cpp' -> `./modules/cudaimgproc/src/corners.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/src/gftt.cpp' -> `./modules/cudaimgproc/src/gftt.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/src/generalized_hough.cpp' -> `./modules/cudaimgproc/src/generalized_hough.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/src/hough_segments.cpp' -> `./modules/cudaimgproc/src/hough_segments.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/src/cvt_color_internal.h' -> `./modules/cudaimgproc/src/cvt_color_internal.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/src/mssegmentation.cpp' -> `./modules/cudaimgproc/src/mssegmentation.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/src/blend.cpp' -> `./modules/cudaimgproc/src/blend.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/src/color.cpp' -> `./modules/cudaimgproc/src/color.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/src/bilateral_filter.cpp' -> `./modules/cudaimgproc/src/bilateral_filter.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/src/hough_lines.cpp' -> `./modules/cudaimgproc/src/hough_lines.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/src/histogram.cpp' -> `./modules/cudaimgproc/src/histogram.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/src/canny.cpp' -> `./modules/cudaimgproc/src/canny.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/src/mean_shift.cpp' -> `./modules/cudaimgproc/src/mean_shift.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/src/cuda/canny.cu' -> `./modules/cudaimgproc/src/cuda/canny.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/src/cuda/hough_circles.cu' -> `./modules/cudaimgproc/src/cuda/hough_circles.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/src/cuda/color.cu' -> `./modules/cudaimgproc/src/cuda/color.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/src/cuda/mean_shift.cu' -> `./modules/cudaimgproc/src/cuda/mean_shift.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/src/cuda/corners.cu' -> `./modules/cudaimgproc/src/cuda/corners.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/src/cuda/blend.cu' -> `./modules/cudaimgproc/src/cuda/blend.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/src/cuda/clahe.cu' -> `./modules/cudaimgproc/src/cuda/clahe.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/src/cuda/hough_segments.cu' -> `./modules/cudaimgproc/src/cuda/hough_segments.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/src/cuda/bilateral_filter.cu' -> `./modules/cudaimgproc/src/cuda/bilateral_filter.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/src/cuda/build_point_list.cu' -> `./modules/cudaimgproc/src/cuda/build_point_list.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/src/cuda/hist.cu' -> `./modules/cudaimgproc/src/cuda/hist.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/src/cuda/debayer.cu' -> `./modules/cudaimgproc/src/cuda/debayer.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/src/cuda/generalized_hough.cu' -> `./modules/cudaimgproc/src/cuda/generalized_hough.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/src/cuda/match_template.cu' -> `./modules/cudaimgproc/src/cuda/match_template.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/src/cuda/hough_lines.cu' -> `./modules/cudaimgproc/src/cuda/hough_lines.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/src/cuda/gftt.cu' -> `./modules/cudaimgproc/src/cuda/gftt.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/include/opencv2/cudaimgproc.hpp' -> `./modules/cudaimgproc/include/opencv2/cudaimgproc.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/test/test_match_template.cpp' -> `./modules/cudaimgproc/test/test_match_template.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/test/test_blend.cpp' -> `./modules/cudaimgproc/test/test_blend.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/test/test_canny.cpp' -> `./modules/cudaimgproc/test/test_canny.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/test/test_color.cpp' -> `./modules/cudaimgproc/test/test_color.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/test/test_precomp.hpp' -> `./modules/cudaimgproc/test/test_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/test/test_corners.cpp' -> `./modules/cudaimgproc/test/test_corners.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/test/test_bilateral_filter.cpp' -> `./modules/cudaimgproc/test/test_bilateral_filter.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/test/test_histogram.cpp' -> `./modules/cudaimgproc/test/test_histogram.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/test/test_main.cpp' -> `./modules/cudaimgproc/test/test_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/test/test_mean_shift.cpp' -> `./modules/cudaimgproc/test/test_mean_shift.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/test/test_gftt.cpp' -> `./modules/cudaimgproc/test/test_gftt.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/test/test_hough.cpp' -> `./modules/cudaimgproc/test/test_hough.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/perf/perf_precomp.hpp' -> `./modules/cudaimgproc/perf/perf_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/perf/perf_blend.cpp' -> `./modules/cudaimgproc/perf/perf_blend.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/perf/perf_match_template.cpp' -> `./modules/cudaimgproc/perf/perf_match_template.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/perf/perf_histogram.cpp' -> `./modules/cudaimgproc/perf/perf_histogram.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/perf/perf_main.cpp' -> `./modules/cudaimgproc/perf/perf_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/perf/perf_bilateral_filter.cpp' -> `./modules/cudaimgproc/perf/perf_bilateral_filter.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/perf/perf_hough.cpp' -> `./modules/cudaimgproc/perf/perf_hough.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/perf/perf_mean_shift.cpp' -> `./modules/cudaimgproc/perf/perf_mean_shift.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/perf/perf_corners.cpp' -> `./modules/cudaimgproc/perf/perf_corners.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/perf/perf_color.cpp' -> `./modules/cudaimgproc/perf/perf_color.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/perf/perf_gftt.cpp' -> `./modules/cudaimgproc/perf/perf_gftt.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/cudaimgproc/perf/perf_canny.cpp' -> `./modules/cudaimgproc/perf/perf_canny.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/CMakeLists.txt' -> `./modules/photo/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/src/denoising.cuda.cpp' -> `./modules/photo/src/denoising.cuda.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/src/tonemap.cpp' -> `./modules/photo/src/tonemap.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/src/arrays.hpp' -> `./modules/photo/src/arrays.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/src/contrast_preserve.hpp' -> `./modules/photo/src/contrast_preserve.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/src/fast_nlmeans_denoising_opencl.hpp' -> `./modules/photo/src/fast_nlmeans_denoising_opencl.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/src/precomp.hpp' -> `./modules/photo/src/precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/src/fast_nlmeans_denoising_invoker_commons.hpp' -> `./modules/photo/src/fast_nlmeans_denoising_invoker_commons.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/src/npr.cpp' -> `./modules/photo/src/npr.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/src/denoising.cpp' -> `./modules/photo/src/denoising.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/src/fast_nlmeans_denoising_invoker.hpp' -> `./modules/photo/src/fast_nlmeans_denoising_invoker.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/src/align.cpp' -> `./modules/photo/src/align.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/src/denoise_tvl1.cpp' -> `./modules/photo/src/denoise_tvl1.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/src/seamless_cloning.cpp' -> `./modules/photo/src/seamless_cloning.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/src/seamless_cloning_impl.cpp' -> `./modules/photo/src/seamless_cloning_impl.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/src/hdr_common.hpp' -> `./modules/photo/src/hdr_common.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/src/merge.cpp' -> `./modules/photo/src/merge.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/src/inpaint.cpp' -> `./modules/photo/src/inpaint.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/src/hdr_common.cpp' -> `./modules/photo/src/hdr_common.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/src/npr.hpp' -> `./modules/photo/src/npr.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/src/seamless_cloning.hpp' -> `./modules/photo/src/seamless_cloning.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/src/calibrate.cpp' -> `./modules/photo/src/calibrate.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp' -> `./modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/src/contrast_preserve.cpp' -> `./modules/photo/src/contrast_preserve.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/src/opencl/nlmeans.cl' -> `./modules/photo/src/opencl/nlmeans.cl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/src/cuda/nlm.cu' -> `./modules/photo/src/cuda/nlm.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/include/opencv2/photo.hpp' -> `./modules/photo/include/opencv2/photo.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/include/opencv2/photo/photo.hpp' -> `./modules/photo/include/opencv2/photo/photo.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/include/opencv2/photo/photo_c.h' -> `./modules/photo/include/opencv2/photo/photo_c.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/include/opencv2/photo/cuda.hpp' -> `./modules/photo/include/opencv2/photo/cuda.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/misc/java/test/PhotoTest.java' -> `./modules/photo/misc/java/test/PhotoTest.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/test/test_denoising.cpp' -> `./modules/photo/test/test_denoising.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/test/test_inpaint.cpp' -> `./modules/photo/test/test_inpaint.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/test/test_precomp.hpp' -> `./modules/photo/test/test_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/test/test_decolor.cpp' -> `./modules/photo/test/test_decolor.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/test/test_cloning.cpp' -> `./modules/photo/test/test_cloning.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/test/test_npr.cpp' -> `./modules/photo/test/test_npr.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/test/test_denoising.cuda.cpp' -> `./modules/photo/test/test_denoising.cuda.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/test/test_hdr.cpp' -> `./modules/photo/test/test_hdr.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/test/test_main.cpp' -> `./modules/photo/test/test_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/test/test_denoise_tvl1.cpp' -> `./modules/photo/test/test_denoise_tvl1.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/test/ocl/test_denoising.cpp' -> `./modules/photo/test/ocl/test_denoising.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/perf/perf_precomp.hpp' -> `./modules/photo/perf/perf_precomp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/perf/perf_inpaint.cpp' -> `./modules/photo/perf/perf_inpaint.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/perf/perf_main.cpp' -> `./modules/photo/perf/perf_main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/perf/perf_cuda.cpp' -> `./modules/photo/perf/perf_cuda.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/modules/photo/perf/opencl/perf_denoising.cpp' -> `./modules/photo/perf/opencl/perf_denoising.cpp'
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`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/pattern_tools/gen_pattern.py' -> `./doc/pattern_tools/gen_pattern.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/pattern_tools/README.txt' -> `./doc/pattern_tools/README.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/tutorials.markdown' -> `./doc/tutorials/tutorials.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgcodecs/table_of_content_highgui.markdown' -> `./doc/tutorials/imgcodecs/table_of_content_highgui.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgcodecs/raster-gdal/raster_io_gdal.markdown' -> `./doc/tutorials/imgcodecs/raster-gdal/raster_io_gdal.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgcodecs/raster-gdal/images/gdal_heat-map.jpg' -> `./doc/tutorials/imgcodecs/raster-gdal/images/gdal_heat-map.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgcodecs/raster-gdal/images/gdal_flood-zone.jpg' -> `./doc/tutorials/imgcodecs/raster-gdal/images/gdal_flood-zone.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgcodecs/raster-gdal/images/gdal_output.jpg' -> `./doc/tutorials/imgcodecs/raster-gdal/images/gdal_output.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgcodecs/images/gdal-io.jpg' -> `./doc/tutorials/imgcodecs/images/gdal-io.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/stitching/table_of_content_stitching.markdown' -> `./doc/tutorials/stitching/table_of_content_stitching.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/stitching/stitcher/stitcher.markdown' -> `./doc/tutorials/stitching/stitcher/stitcher.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/stitching/stitcher/images/boat.jpg' -> `./doc/tutorials/stitching/stitcher/images/boat.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/stitching/stitcher/images/budapest.jpg' -> `./doc/tutorials/stitching/stitcher/images/budapest.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/stitching/stitcher/images/newspaper.jpg' -> `./doc/tutorials/stitching/stitcher/images/newspaper.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/highgui/table_of_content_highgui.markdown' -> `./doc/tutorials/highgui/table_of_content_highgui.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/highgui/trackbar/trackbar.markdown' -> `./doc/tutorials/highgui/trackbar/trackbar.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/highgui/trackbar/images/Adding_Trackbars_Tutorial_Trackbar.png' -> `./doc/tutorials/highgui/trackbar/images/Adding_Trackbars_Tutorial_Trackbar.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/highgui/trackbar/images/Adding_Trackbars_Tutorial_Result_0.jpg' -> `./doc/tutorials/highgui/trackbar/images/Adding_Trackbars_Tutorial_Result_0.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/highgui/trackbar/images/Adding_Trackbars_Tutorial_Result_1.jpg' -> `./doc/tutorials/highgui/trackbar/images/Adding_Trackbars_Tutorial_Result_1.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/highgui/images/Adding_Trackbars_Tutorial_Cover.jpg' -> `./doc/tutorials/highgui/images/Adding_Trackbars_Tutorial_Cover.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/features2d/table_of_content_features2d.markdown' -> `./doc/tutorials/features2d/table_of_content_features2d.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/features2d/akaze_matching/akaze_matching.markdown' -> `./doc/tutorials/features2d/akaze_matching/akaze_matching.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/features2d/akaze_matching/images/graf.png' -> `./doc/tutorials/features2d/akaze_matching/images/graf.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/features2d/akaze_matching/images/res.png' -> `./doc/tutorials/features2d/akaze_matching/images/res.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/features2d/akaze_tracking/akaze_tracking.markdown' -> `./doc/tutorials/features2d/akaze_tracking/akaze_tracking.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/features2d/akaze_tracking/images/frame.png' -> `./doc/tutorials/features2d/akaze_tracking/images/frame.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/features2d/feature_description/feature_description.markdown' -> `./doc/tutorials/features2d/feature_description/feature_description.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/features2d/feature_description/images/Feature_Description_BruteForce_Result.jpg' -> `./doc/tutorials/features2d/feature_description/images/Feature_Description_BruteForce_Result.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/features2d/feature_homography/feature_homography.markdown' -> `./doc/tutorials/features2d/feature_homography/feature_homography.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/features2d/feature_homography/images/Feature_Homography_Result.jpg' -> `./doc/tutorials/features2d/feature_homography/images/Feature_Homography_Result.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/features2d/feature_detection/feature_detection.markdown' -> `./doc/tutorials/features2d/feature_detection/feature_detection.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/features2d/feature_detection/images/Feature_Detection_Result_b.jpg' -> `./doc/tutorials/features2d/feature_detection/images/Feature_Detection_Result_b.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/features2d/feature_detection/images/Feature_Detection_Result_a.jpg' -> `./doc/tutorials/features2d/feature_detection/images/Feature_Detection_Result_a.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/features2d/feature_flann_matcher/feature_flann_matcher.markdown' -> `./doc/tutorials/features2d/feature_flann_matcher/feature_flann_matcher.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/features2d/feature_flann_matcher/images/Feature_FlannMatcher_Keypoints_Result.jpg' -> `./doc/tutorials/features2d/feature_flann_matcher/images/Feature_FlannMatcher_Keypoints_Result.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/features2d/feature_flann_matcher/images/Featur_FlannMatcher_Result.jpg' -> `./doc/tutorials/features2d/feature_flann_matcher/images/Featur_FlannMatcher_Result.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/features2d/feature_flann_matcher/images/Feature_FlannMatcher_Lowe_ratio_test.png' -> `./doc/tutorials/features2d/feature_flann_matcher/images/Feature_FlannMatcher_Lowe_ratio_test.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/features2d/feature_flann_matcher/images/Feature_FlannMatcher_Result_ratio_test.jpg' -> `./doc/tutorials/features2d/feature_flann_matcher/images/Feature_FlannMatcher_Result_ratio_test.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/features2d/detection_of_planar_objects/detection_of_planar_objects.markdown' -> `./doc/tutorials/features2d/detection_of_planar_objects/detection_of_planar_objects.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/features2d/trackingmotion/corner_subpixels/corner_subpixels.markdown' -> `./doc/tutorials/features2d/trackingmotion/corner_subpixels/corner_subpixels.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/features2d/trackingmotion/corner_subpixels/images/Corner_Subpixels_Original_Image.jpg' -> `./doc/tutorials/features2d/trackingmotion/corner_subpixels/images/Corner_Subpixels_Original_Image.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/features2d/trackingmotion/corner_subpixels/images/Corner_Subpixels_Result.jpg' -> `./doc/tutorials/features2d/trackingmotion/corner_subpixels/images/Corner_Subpixels_Result.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/features2d/trackingmotion/generic_corner_detector/generic_corner_detector.markdown' -> `./doc/tutorials/features2d/trackingmotion/generic_corner_detector/generic_corner_detector.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/features2d/trackingmotion/generic_corner_detector/images/My_Harris_corner_detector_Result.jpg' -> `./doc/tutorials/features2d/trackingmotion/generic_corner_detector/images/My_Harris_corner_detector_Result.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/features2d/trackingmotion/generic_corner_detector/images/My_Shi_Tomasi_corner_detector_Result.jpg' -> `./doc/tutorials/features2d/trackingmotion/generic_corner_detector/images/My_Shi_Tomasi_corner_detector_Result.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/features2d/trackingmotion/good_features_to_track/good_features_to_track.markdown' -> `./doc/tutorials/features2d/trackingmotion/good_features_to_track/good_features_to_track.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/features2d/trackingmotion/good_features_to_track/images/good_features_to_track_Shi_Tomasi.jpg' -> `./doc/tutorials/features2d/trackingmotion/good_features_to_track/images/good_features_to_track_Shi_Tomasi.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/features2d/trackingmotion/harris_detector/harris_detector.markdown' -> `./doc/tutorials/features2d/trackingmotion/harris_detector/harris_detector.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/features2d/trackingmotion/harris_detector/images/Harris_Detector_Original_Image.jpg' -> `./doc/tutorials/features2d/trackingmotion/harris_detector/images/Harris_Detector_Original_Image.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/features2d/trackingmotion/harris_detector/images/Harris_Detector_Result.jpg' -> `./doc/tutorials/features2d/trackingmotion/harris_detector/images/Harris_Detector_Result.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/features2d/homography/homography.markdown' -> `./doc/tutorials/features2d/homography/homography.markdown'
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`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/features2d/homography/images/homography_pose.jpg' -> `./doc/tutorials/features2d/homography/images/homography_pose.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/features2d/homography/images/homography_camera_displacement_poses.jpg' -> `./doc/tutorials/features2d/homography/images/homography_camera_displacement_poses.jpg'
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`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/core/interoperability_with_OpenCV_1/images/outputInteropOpenCV1.jpg' -> `./doc/tutorials/core/interoperability_with_OpenCV_1/images/outputInteropOpenCV1.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/core/discrete_fourier_transform/discrete_fourier_transform.markdown' -> `./doc/tutorials/core/discrete_fourier_transform/discrete_fourier_transform.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/core/discrete_fourier_transform/images/result_normal.jpg' -> `./doc/tutorials/core/discrete_fourier_transform/images/result_normal.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/core/discrete_fourier_transform/images/result_rotated.jpg' -> `./doc/tutorials/core/discrete_fourier_transform/images/result_rotated.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/core/file_input_output_with_xml_yml/file_input_output_with_xml_yml.markdown' -> `./doc/tutorials/core/file_input_output_with_xml_yml/file_input_output_with_xml_yml.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/core/mat-mask-operations/mat_mask_operations.markdown' -> `./doc/tutorials/core/mat-mask-operations/mat_mask_operations.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/core/mat-mask-operations/images/resultMatMaskFilter2D.png' -> `./doc/tutorials/core/mat-mask-operations/images/resultMatMaskFilter2D.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/core/how_to_use_ippa_conversion/how_to_use_ippa_conversion.markdown' -> `./doc/tutorials/core/how_to_use_ippa_conversion/how_to_use_ippa_conversion.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/core/how_to_use_ippa_conversion/images/How_To_Use_IPPA_Result.jpg' -> `./doc/tutorials/core/how_to_use_ippa_conversion/images/How_To_Use_IPPA_Result.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/core/images/matTheBasicImageStructure.jpg' -> `./doc/tutorials/core/images/matTheBasicImageStructure.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/core/images/discrete_fourier_transform.png' -> `./doc/tutorials/core/images/discrete_fourier_transform.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/core/images/Morphology_1_Tutorial_Cover.jpg' -> `./doc/tutorials/core/images/Morphology_1_Tutorial_Cover.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/core/images/howToScanImages.jpg' -> `./doc/tutorials/core/images/howToScanImages.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/core/images/Drawing_1_Tutorial_Result_0.jpg' -> `./doc/tutorials/core/images/Drawing_1_Tutorial_Result_0.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/core/images/How_To_Use_IPPA.jpg' -> `./doc/tutorials/core/images/How_To_Use_IPPA.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/core/images/Drawing_2_Tutorial_Result_7.jpg' -> `./doc/tutorials/core/images/Drawing_2_Tutorial_Result_7.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/core/images/interopOpenCV1.png' -> `./doc/tutorials/core/images/interopOpenCV1.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/core/images/Adding_Images_Tutorial_Result_0.jpg' -> `./doc/tutorials/core/images/Adding_Images_Tutorial_Result_0.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/core/images/matMaskFilter2DOp.png' -> `./doc/tutorials/core/images/matMaskFilter2DOp.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/core/images/Smoothing_Tutorial_Cover.jpg' -> `./doc/tutorials/core/images/Smoothing_Tutorial_Cover.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/core/images/file_input_output_with_xml_yml.png' -> `./doc/tutorials/core/images/file_input_output_with_xml_yml.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/core/images/Basic_Linear_Transform_Tutorial_Result_0.jpg' -> `./doc/tutorials/core/images/Basic_Linear_Transform_Tutorial_Result_0.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/videoio/kinect_openni.markdown' -> `./doc/tutorials/videoio/kinect_openni.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/videoio/table_of_content_videoio.markdown' -> `./doc/tutorials/videoio/table_of_content_videoio.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/videoio/intelperc.markdown' -> `./doc/tutorials/videoio/intelperc.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/videoio/video-input-psnr-ssim/video_input_psnr_ssim.markdown' -> `./doc/tutorials/videoio/video-input-psnr-ssim/video_input_psnr_ssim.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/videoio/video-input-psnr-ssim/images/outputVideoInput.png' -> `./doc/tutorials/videoio/video-input-psnr-ssim/images/outputVideoInput.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/videoio/video-write/video_write.markdown' -> `./doc/tutorials/videoio/video-write/video_write.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/videoio/video-write/images/videoFileStructure.png' -> `./doc/tutorials/videoio/video-write/images/videoFileStructure.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/videoio/video-write/images/resultOutputWideoWrite.png' -> `./doc/tutorials/videoio/video-write/images/resultOutputWideoWrite.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/videoio/video-write/images/videoCompressSelect.png' -> `./doc/tutorials/videoio/video-write/images/videoCompressSelect.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/videoio/images/video-input-psnr-ssim.png' -> `./doc/tutorials/videoio/images/video-input-psnr-ssim.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/videoio/images/video-write.png' -> `./doc/tutorials/videoio/images/video-write.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/video/table_of_content_video.markdown' -> `./doc/tutorials/video/table_of_content_video.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/video/background_subtraction/background_subtraction.markdown' -> `./doc/tutorials/video/background_subtraction/background_subtraction.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/video/background_subtraction/images/Background_Subtraction_Tutorial_Scheme.png' -> `./doc/tutorials/video/background_subtraction/images/Background_Subtraction_Tutorial_Scheme.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/video/background_subtraction/images/Background_Subtraction_Tutorial_Result_1.png' -> `./doc/tutorials/video/background_subtraction/images/Background_Subtraction_Tutorial_Result_1.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/video/background_subtraction/images/Background_Subtraction_Tutorial_Result_2.png' -> `./doc/tutorials/video/background_subtraction/images/Background_Subtraction_Tutorial_Result_2.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/video/images/Background_Subtraction_Tutorial_Cover.jpg' -> `./doc/tutorials/video/images/Background_Subtraction_Tutorial_Cover.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/table_of_content_imgproc.markdown' -> `./doc/tutorials/imgproc/table_of_content_imgproc.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/imgtrans/canny_detector/canny_detector.markdown' -> `./doc/tutorials/imgproc/imgtrans/canny_detector/canny_detector.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/imgtrans/canny_detector/images/Canny_Detector_Tutorial_Result.jpg' -> `./doc/tutorials/imgproc/imgtrans/canny_detector/images/Canny_Detector_Tutorial_Result.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/imgtrans/canny_detector/images/Canny_Detector_Tutorial_Original_Image.jpg' -> `./doc/tutorials/imgproc/imgtrans/canny_detector/images/Canny_Detector_Tutorial_Original_Image.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/imgtrans/laplace_operator/laplace_operator.markdown' -> `./doc/tutorials/imgproc/imgtrans/laplace_operator/laplace_operator.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/imgtrans/laplace_operator/images/Laplace_Operator_Tutorial_Original_Image.jpg' -> `./doc/tutorials/imgproc/imgtrans/laplace_operator/images/Laplace_Operator_Tutorial_Original_Image.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/imgtrans/laplace_operator/images/Laplace_Operator_Tutorial_Theory_Previous.jpg' -> `./doc/tutorials/imgproc/imgtrans/laplace_operator/images/Laplace_Operator_Tutorial_Theory_Previous.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/imgtrans/laplace_operator/images/Laplace_Operator_Tutorial_Theory_ddIntensity.jpg' -> `./doc/tutorials/imgproc/imgtrans/laplace_operator/images/Laplace_Operator_Tutorial_Theory_ddIntensity.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/imgtrans/laplace_operator/images/Laplace_Operator_Tutorial_Result.jpg' -> `./doc/tutorials/imgproc/imgtrans/laplace_operator/images/Laplace_Operator_Tutorial_Result.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/imgtrans/copyMakeBorder/copyMakeBorder.markdown' -> `./doc/tutorials/imgproc/imgtrans/copyMakeBorder/copyMakeBorder.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/imgtrans/copyMakeBorder/images/CopyMakeBorder_Tutorial_Results.jpg' -> `./doc/tutorials/imgproc/imgtrans/copyMakeBorder/images/CopyMakeBorder_Tutorial_Results.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/imgtrans/warp_affine/warp_affine.markdown' -> `./doc/tutorials/imgproc/imgtrans/warp_affine/warp_affine.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/imgtrans/warp_affine/images/Warp_Affine_Tutorial_Result_Warp.jpg' -> `./doc/tutorials/imgproc/imgtrans/warp_affine/images/Warp_Affine_Tutorial_Result_Warp.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/imgtrans/warp_affine/images/Warp_Affine_Tutorial_Result_Warp_Rotate.jpg' -> `./doc/tutorials/imgproc/imgtrans/warp_affine/images/Warp_Affine_Tutorial_Result_Warp_Rotate.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/imgtrans/warp_affine/images/Warp_Affine_Tutorial_Theory_0.jpg' -> `./doc/tutorials/imgproc/imgtrans/warp_affine/images/Warp_Affine_Tutorial_Theory_0.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/imgtrans/warp_affine/images/Warp_Affine_Tutorial_Original_Image.jpg' -> `./doc/tutorials/imgproc/imgtrans/warp_affine/images/Warp_Affine_Tutorial_Original_Image.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/imgtrans/hough_circle/hough_circle.markdown' -> `./doc/tutorials/imgproc/imgtrans/hough_circle/hough_circle.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/imgtrans/hough_circle/images/Hough_Circle_Tutorial_Theory_0.jpg' -> `./doc/tutorials/imgproc/imgtrans/hough_circle/images/Hough_Circle_Tutorial_Theory_0.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/imgtrans/hough_circle/images/Hough_Circle_Tutorial_Result.png' -> `./doc/tutorials/imgproc/imgtrans/hough_circle/images/Hough_Circle_Tutorial_Result.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/imgtrans/hough_circle/images/Hough_Circle_Tutorial_Result.jpg' -> `./doc/tutorials/imgproc/imgtrans/hough_circle/images/Hough_Circle_Tutorial_Result.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/imgtrans/hough_lines/hough_lines.markdown' -> `./doc/tutorials/imgproc/imgtrans/hough_lines/hough_lines.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/imgtrans/hough_lines/images/Hough_Lines_Tutorial_Original_Image.jpg' -> `./doc/tutorials/imgproc/imgtrans/hough_lines/images/Hough_Lines_Tutorial_Original_Image.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/imgtrans/hough_lines/images/hough_lines_result1.png' -> `./doc/tutorials/imgproc/imgtrans/hough_lines/images/hough_lines_result1.png'
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`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/imgtrans/hough_lines/images/Hough_Lines_Tutorial_Theory_0.jpg' -> `./doc/tutorials/imgproc/imgtrans/hough_lines/images/Hough_Lines_Tutorial_Theory_0.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/imgtrans/hough_lines/images/Hough_Lines_Tutorial_Result.jpg' -> `./doc/tutorials/imgproc/imgtrans/hough_lines/images/Hough_Lines_Tutorial_Result.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/imgtrans/hough_lines/images/Hough_Lines_Tutorial_Theory_2.jpg' -> `./doc/tutorials/imgproc/imgtrans/hough_lines/images/Hough_Lines_Tutorial_Theory_2.jpg'
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`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/imgtrans/remap/remap.markdown' -> `./doc/tutorials/imgproc/imgtrans/remap/remap.markdown'
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`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/shapedescriptors/hull/hull.markdown' -> `./doc/tutorials/imgproc/shapedescriptors/hull/hull.markdown'
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`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/shapedescriptors/hull/images/Hull_Result.jpg' -> `./doc/tutorials/imgproc/shapedescriptors/hull/images/Hull_Result.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/shapedescriptors/moments/moments.markdown' -> `./doc/tutorials/imgproc/shapedescriptors/moments/moments.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/shapedescriptors/moments/images/Moments_Result1.jpg' -> `./doc/tutorials/imgproc/shapedescriptors/moments/images/Moments_Result1.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/shapedescriptors/moments/images/Moments_Source_Image.jpg' -> `./doc/tutorials/imgproc/shapedescriptors/moments/images/Moments_Source_Image.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/shapedescriptors/moments/images/Moments_Result2.jpg' -> `./doc/tutorials/imgproc/shapedescriptors/moments/images/Moments_Result2.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/shapedescriptors/bounding_rects_circles/bounding_rects_circles.markdown' -> `./doc/tutorials/imgproc/shapedescriptors/bounding_rects_circles/bounding_rects_circles.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/shapedescriptors/bounding_rects_circles/images/Bounding_Rects_Circles_Result.jpg' -> `./doc/tutorials/imgproc/shapedescriptors/bounding_rects_circles/images/Bounding_Rects_Circles_Result.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/shapedescriptors/bounding_rects_circles/images/Bounding_Rects_Circles_Source_Image.jpg' -> `./doc/tutorials/imgproc/shapedescriptors/bounding_rects_circles/images/Bounding_Rects_Circles_Source_Image.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/shapedescriptors/bounding_rotated_ellipses/bounding_rotated_ellipses.markdown' -> `./doc/tutorials/imgproc/shapedescriptors/bounding_rotated_ellipses/bounding_rotated_ellipses.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/shapedescriptors/bounding_rotated_ellipses/images/Bounding_Rotated_Ellipses_Source_Image.jpg' -> `./doc/tutorials/imgproc/shapedescriptors/bounding_rotated_ellipses/images/Bounding_Rotated_Ellipses_Source_Image.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/shapedescriptors/bounding_rotated_ellipses/images/Bounding_Rotated_Ellipses_Result.jpg' -> `./doc/tutorials/imgproc/shapedescriptors/bounding_rotated_ellipses/images/Bounding_Rotated_Ellipses_Result.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/shapedescriptors/find_contours/find_contours.markdown' -> `./doc/tutorials/imgproc/shapedescriptors/find_contours/find_contours.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/shapedescriptors/find_contours/images/Find_Contours_Original_Image.jpg' -> `./doc/tutorials/imgproc/shapedescriptors/find_contours/images/Find_Contours_Original_Image.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/shapedescriptors/find_contours/images/Find_Contours_Result.jpg' -> `./doc/tutorials/imgproc/shapedescriptors/find_contours/images/Find_Contours_Result.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/shapedescriptors/point_polygon_test/point_polygon_test.markdown' -> `./doc/tutorials/imgproc/shapedescriptors/point_polygon_test/point_polygon_test.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/shapedescriptors/point_polygon_test/images/Point_Polygon_Test_Result.jpg' -> `./doc/tutorials/imgproc/shapedescriptors/point_polygon_test/images/Point_Polygon_Test_Result.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/shapedescriptors/point_polygon_test/images/Point_Polygon_Test_Source_Image.png' -> `./doc/tutorials/imgproc/shapedescriptors/point_polygon_test/images/Point_Polygon_Test_Source_Image.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/out_of_focus_deblur_filter/out_of_focus_deblur_filter.markdown' -> `./doc/tutorials/imgproc/out_of_focus_deblur_filter/out_of_focus_deblur_filter.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/out_of_focus_deblur_filter/images/psf.png' -> `./doc/tutorials/imgproc/out_of_focus_deblur_filter/images/psf.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/out_of_focus_deblur_filter/images/original.jpg' -> `./doc/tutorials/imgproc/out_of_focus_deblur_filter/images/original.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/out_of_focus_deblur_filter/images/recovered.jpg' -> `./doc/tutorials/imgproc/out_of_focus_deblur_filter/images/recovered.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/threshold/threshold.markdown' -> `./doc/tutorials/imgproc/threshold/threshold.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/threshold/images/Threshold_Tutorial_Theory_Truncate.png' -> `./doc/tutorials/imgproc/threshold/images/Threshold_Tutorial_Theory_Truncate.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/threshold/images/Threshold_Tutorial_Theory_Example.jpg' -> `./doc/tutorials/imgproc/threshold/images/Threshold_Tutorial_Theory_Example.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/threshold/images/Threshold_Tutorial_Result_Binary_Inverted.jpg' -> `./doc/tutorials/imgproc/threshold/images/Threshold_Tutorial_Result_Binary_Inverted.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/threshold/images/Threshold_Tutorial_Theory_Zero_Inverted.png' -> `./doc/tutorials/imgproc/threshold/images/Threshold_Tutorial_Theory_Zero_Inverted.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/threshold/images/Threshold_Tutorial_Theory_Binary.png' -> `./doc/tutorials/imgproc/threshold/images/Threshold_Tutorial_Theory_Binary.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/threshold/images/Threshold_Tutorial_Theory_Binary_Inverted.png' -> `./doc/tutorials/imgproc/threshold/images/Threshold_Tutorial_Theory_Binary_Inverted.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/threshold/images/Threshold_Tutorial_Theory_Base_Figure.png' -> `./doc/tutorials/imgproc/threshold/images/Threshold_Tutorial_Theory_Base_Figure.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/threshold/images/Threshold_Tutorial_Cover.jpg' -> `./doc/tutorials/imgproc/threshold/images/Threshold_Tutorial_Cover.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/threshold/images/Threshold_Tutorial_Theory_Zero.png' -> `./doc/tutorials/imgproc/threshold/images/Threshold_Tutorial_Theory_Zero.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/threshold/images/Threshold_Tutorial_Original_Image.jpg' -> `./doc/tutorials/imgproc/threshold/images/Threshold_Tutorial_Original_Image.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/threshold/images/Threshold_Tutorial_Result_Zero.jpg' -> `./doc/tutorials/imgproc/threshold/images/Threshold_Tutorial_Result_Zero.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/erosion_dilatation/erosion_dilatation.markdown' -> `./doc/tutorials/imgproc/erosion_dilatation/erosion_dilatation.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/erosion_dilatation/images/Morphology_1_Tutorial_Original_Image.jpg' -> `./doc/tutorials/imgproc/erosion_dilatation/images/Morphology_1_Tutorial_Original_Image.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/erosion_dilatation/images/Morphology_1_Tutorial_Theory_Dilation.png' -> `./doc/tutorials/imgproc/erosion_dilatation/images/Morphology_1_Tutorial_Theory_Dilation.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/erosion_dilatation/images/Morphology_1_Tutorial_Theory_Original_Image.png' -> `./doc/tutorials/imgproc/erosion_dilatation/images/Morphology_1_Tutorial_Theory_Original_Image.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/erosion_dilatation/images/Morphology_1_Result.jpg' -> `./doc/tutorials/imgproc/erosion_dilatation/images/Morphology_1_Result.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/erosion_dilatation/images/Morphology_1_Tutorial_Dilation_Result.jpg' -> `./doc/tutorials/imgproc/erosion_dilatation/images/Morphology_1_Tutorial_Dilation_Result.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/erosion_dilatation/images/Morphology_1_Tutorial_Theory_Erosion.png' -> `./doc/tutorials/imgproc/erosion_dilatation/images/Morphology_1_Tutorial_Theory_Erosion.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/erosion_dilatation/images/Morphology_1_Tutorial_Erosion_Result.jpg' -> `./doc/tutorials/imgproc/erosion_dilatation/images/Morphology_1_Tutorial_Erosion_Result.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/opening_closing_hats/opening_closing_hats.markdown' -> `./doc/tutorials/imgproc/opening_closing_hats/opening_closing_hats.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/opening_closing_hats/images/Morphology_2_Tutorial_Theory_Opening.png' -> `./doc/tutorials/imgproc/opening_closing_hats/images/Morphology_2_Tutorial_Theory_Opening.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/opening_closing_hats/images/Morphology_2_Tutorial_Theory_BlackHat.png' -> `./doc/tutorials/imgproc/opening_closing_hats/images/Morphology_2_Tutorial_Theory_BlackHat.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/opening_closing_hats/images/Morphology_2_Tutorial_Original_Image.jpg' -> `./doc/tutorials/imgproc/opening_closing_hats/images/Morphology_2_Tutorial_Original_Image.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/opening_closing_hats/images/Morphology_2_Tutorial_Theory_TopHat.png' -> `./doc/tutorials/imgproc/opening_closing_hats/images/Morphology_2_Tutorial_Theory_TopHat.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/opening_closing_hats/images/Morphology_2_Tutorial_Theory_Gradient.png' -> `./doc/tutorials/imgproc/opening_closing_hats/images/Morphology_2_Tutorial_Theory_Gradient.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/opening_closing_hats/images/Morphology_2_Tutorial_Result.jpg' -> `./doc/tutorials/imgproc/opening_closing_hats/images/Morphology_2_Tutorial_Result.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/opening_closing_hats/images/Morphology_2_Tutorial_Theory_Closing.png' -> `./doc/tutorials/imgproc/opening_closing_hats/images/Morphology_2_Tutorial_Theory_Closing.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/basic_geometric_drawing/basic_geometric_drawing.markdown' -> `./doc/tutorials/imgproc/basic_geometric_drawing/basic_geometric_drawing.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/basic_geometric_drawing/images/Drawing_1_Tutorial_Result_0.png' -> `./doc/tutorials/imgproc/basic_geometric_drawing/images/Drawing_1_Tutorial_Result_0.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/hitOrMiss/hitOrMiss.markdown' -> `./doc/tutorials/imgproc/hitOrMiss/hitOrMiss.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/hitOrMiss/images/hitmiss_example3.png' -> `./doc/tutorials/imgproc/hitOrMiss/images/hitmiss_example3.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/hitOrMiss/images/hitmiss_input.png' -> `./doc/tutorials/imgproc/hitOrMiss/images/hitmiss_input.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/hitOrMiss/images/hitmiss_kernels.png' -> `./doc/tutorials/imgproc/hitOrMiss/images/hitmiss_kernels.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/hitOrMiss/images/hitmiss_example2.png' -> `./doc/tutorials/imgproc/hitOrMiss/images/hitmiss_example2.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/hitOrMiss/images/hitmiss_output.png' -> `./doc/tutorials/imgproc/hitOrMiss/images/hitmiss_output.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/random_generator_and_text/random_generator_and_text.markdown' -> `./doc/tutorials/imgproc/random_generator_and_text/random_generator_and_text.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/random_generator_and_text/images/Drawing_2_Tutorial_Result_0.jpg' -> `./doc/tutorials/imgproc/random_generator_and_text/images/Drawing_2_Tutorial_Result_0.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/random_generator_and_text/images/Drawing_2_Tutorial_Result_5.jpg' -> `./doc/tutorials/imgproc/random_generator_and_text/images/Drawing_2_Tutorial_Result_5.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/random_generator_and_text/images/Drawing_2_Tutorial_Result_big.jpg' -> `./doc/tutorials/imgproc/random_generator_and_text/images/Drawing_2_Tutorial_Result_big.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/random_generator_and_text/images/Drawing_2_Tutorial_Result_3.jpg' -> `./doc/tutorials/imgproc/random_generator_and_text/images/Drawing_2_Tutorial_Result_3.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/random_generator_and_text/images/Drawing_2_Tutorial_Result_2.jpg' -> `./doc/tutorials/imgproc/random_generator_and_text/images/Drawing_2_Tutorial_Result_2.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/gausian_median_blur_bilateral_filter/gausian_median_blur_bilateral_filter.markdown' -> `./doc/tutorials/imgproc/gausian_median_blur_bilateral_filter/gausian_median_blur_bilateral_filter.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/gausian_median_blur_bilateral_filter/images/Smoothing_Tutorial_theory_gaussian_0.jpg' -> `./doc/tutorials/imgproc/gausian_median_blur_bilateral_filter/images/Smoothing_Tutorial_theory_gaussian_0.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/gausian_median_blur_bilateral_filter/images/Smoothing_Tutorial_Result_Median_Filter.jpg' -> `./doc/tutorials/imgproc/gausian_median_blur_bilateral_filter/images/Smoothing_Tutorial_Result_Median_Filter.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/threshold_inRange/threshold_inRange.markdown' -> `./doc/tutorials/imgproc/threshold_inRange/threshold_inRange.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/threshold_inRange/images/Threshold_inRange_Tutorial_Result_input.jpeg' -> `./doc/tutorials/imgproc/threshold_inRange/images/Threshold_inRange_Tutorial_Result_input.jpeg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/threshold_inRange/images/Threshold_inRange_HSV_colorspace.jpg' -> `./doc/tutorials/imgproc/threshold_inRange/images/Threshold_inRange_HSV_colorspace.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/threshold_inRange/images/Threshold_inRange_RGB_colorspace.jpg' -> `./doc/tutorials/imgproc/threshold_inRange/images/Threshold_inRange_RGB_colorspace.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/threshold_inRange/images/Threshold_inRange_Tutorial_Result_output.jpeg' -> `./doc/tutorials/imgproc/threshold_inRange/images/Threshold_inRange_Tutorial_Result_output.jpeg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/images/Pyramids_Tutorial_Cover.jpg' -> `./doc/tutorials/imgproc/images/Pyramids_Tutorial_Cover.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/images/Morphology_1_Tutorial_Cover.jpg' -> `./doc/tutorials/imgproc/images/Morphology_1_Tutorial_Cover.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/images/Morphology_3_Tutorial_Cover.jpg' -> `./doc/tutorials/imgproc/images/Morphology_3_Tutorial_Cover.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/imgproc/images/Threshold_Tutorial_Cover.jpg' -> `./doc/tutorials/imgproc/images/Threshold_Tutorial_Cover.jpg'
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`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/introduction/windows_install/images/PathEditorOpenCVInsertNew.png' -> `./doc/tutorials/introduction/windows_install/images/PathEditorOpenCVInsertNew.png'
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`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/introduction/windows_install/images/CMakeBuildOptionsOpenCV.jpg' -> `./doc/tutorials/introduction/windows_install/images/CMakeBuildOptionsOpenCV.jpg'
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`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/dnn/dnn_android/8_import_module.png' -> `./doc/tutorials/dnn/dnn_android/8_import_module.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/dnn/dnn_android/7_import_module.png' -> `./doc/tutorials/dnn/dnn_android/7_import_module.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/dnn/dnn_android/5_setup.png' -> `./doc/tutorials/dnn/dnn_android/5_setup.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/dnn/dnn_custom_layers/dnn_custom_layers.md' -> `./doc/tutorials/dnn/dnn_custom_layers/dnn_custom_layers.md'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/dnn/dnn_googlenet/dnn_googlenet.markdown' -> `./doc/tutorials/dnn/dnn_googlenet/dnn_googlenet.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/dnn/images/space_shuttle.jpg' -> `./doc/tutorials/dnn/images/space_shuttle.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/dnn/images/lena_hed.jpg' -> `./doc/tutorials/dnn/images/lena_hed.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/ios/table_of_content_ios.markdown' -> `./doc/tutorials/ios/table_of_content_ios.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/ios/video_processing/video_processing.markdown' -> `./doc/tutorials/ios/video_processing/video_processing.markdown'
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`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/ios/image_manipulation/image_manipulation.markdown' -> `./doc/tutorials/ios/image_manipulation/image_manipulation.markdown'
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`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/images/highgui.jpg' -> `./doc/tutorials/images/highgui.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/photo/table_of_content_photo.markdown' -> `./doc/tutorials/photo/table_of_content_photo.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/photo/hdr_imaging/hdr_imaging.markdown' -> `./doc/tutorials/photo/hdr_imaging/hdr_imaging.markdown'
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`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tutorials/photo/images/hdr.png' -> `./doc/tutorials/photo/images/hdr.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_tutorials.markdown' -> `./doc/js_tutorials/js_tutorials.markdown'
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`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_core/js_some_data_structures/js_image_arithmetics.markdown' -> `./doc/js_tutorials/js_core/js_some_data_structures/js_image_arithmetics.markdown'
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`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_houghlines_HoughLines.html' -> `./doc/js_tutorials/js_assets/js_houghlines_HoughLines.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_filtering_medianBlur.html' -> `./doc/js_tutorials/js_assets/js_filtering_medianBlur.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/lena.jpg' -> `./doc/js_tutorials/js_assets/lena.jpg'
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`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_houghlines_HoughLinesP.html' -> `./doc/js_tutorials/js_assets/js_houghlines_HoughLinesP.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_image_arithmetics_bitwise.html' -> `./doc/js_tutorials/js_assets/js_image_arithmetics_bitwise.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_morphological_ops_topHat.html' -> `./doc/js_tutorials/js_assets/js_morphological_ops_topHat.html'
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`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_filtering_blur.html' -> `./doc/js_tutorials/js_assets/js_filtering_blur.html'
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`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_histogram_backprojection_calcBackProject.html' -> `./doc/js_tutorials/js_assets/js_histogram_backprojection_calcBackProject.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/coins.jpg' -> `./doc/js_tutorials/js_assets/coins.jpg'
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`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_thresholding_adaptiveThreshold.html' -> `./doc/js_tutorials/js_assets/js_thresholding_adaptiveThreshold.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/.eslintrc.json' -> `./doc/js_tutorials/js_assets/.eslintrc.json'
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`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_geometric_transformations_resize.html' -> `./doc/js_tutorials/js_assets/js_geometric_transformations_resize.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_histogram_equalization_equalizeHist.html' -> `./doc/js_tutorials/js_assets/js_histogram_equalization_equalizeHist.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_gradients_Sobel.html' -> `./doc/js_tutorials/js_assets/js_gradients_Sobel.html'
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`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_morphological_ops_blackHat.html' -> `./doc/js_tutorials/js_assets/js_morphological_ops_blackHat.html'
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`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/shape.jpg' -> `./doc/js_tutorials/js_assets/shape.jpg'
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`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_watershed_foreground.html' -> `./doc/js_tutorials/js_assets/js_watershed_foreground.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_basic_ops_copymakeborder.html' -> `./doc/js_tutorials/js_assets/js_basic_ops_copymakeborder.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_imgproc_camera.html' -> `./doc/js_tutorials/js_assets/js_imgproc_camera.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_setup_usage.html' -> `./doc/js_tutorials/js_assets/js_setup_usage.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_contour_features_perimeter.html' -> `./doc/js_tutorials/js_assets/js_contour_features_perimeter.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_watershed_distanceTransform.html' -> `./doc/js_tutorials/js_assets/js_watershed_distanceTransform.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_filtering_filter.html' -> `./doc/js_tutorials/js_assets/js_filtering_filter.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_contour_features_fitLine.html' -> `./doc/js_tutorials/js_assets/js_contour_features_fitLine.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/orange.jpg' -> `./doc/js_tutorials/js_assets/orange.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_morphological_ops_erode.html' -> `./doc/js_tutorials/js_assets/js_morphological_ops_erode.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_face_detection_camera.html' -> `./doc/js_tutorials/js_assets/js_face_detection_camera.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_geometric_transformations_warpAffine.html' -> `./doc/js_tutorials/js_assets/js_geometric_transformations_warpAffine.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_contour_features_area.html' -> `./doc/js_tutorials/js_assets/js_contour_features_area.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_gradients_Laplacian.html' -> `./doc/js_tutorials/js_assets/js_gradients_Laplacian.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_filtering_bilateralFilter.html' -> `./doc/js_tutorials/js_assets/js_filtering_bilateralFilter.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_watershed_background.html' -> `./doc/js_tutorials/js_assets/js_watershed_background.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_geometric_transformations_rotateWarpAffine.html' -> `./doc/js_tutorials/js_assets/js_geometric_transformations_rotateWarpAffine.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_contour_features_moments.html' -> `./doc/js_tutorials/js_assets/js_contour_features_moments.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_fourier_transform_dft.html' -> `./doc/js_tutorials/js_assets/js_fourier_transform_dft.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_contour_features_boundingRect.html' -> `./doc/js_tutorials/js_assets/js_contour_features_boundingRect.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_optical_flow_lucas_kanade.html' -> `./doc/js_tutorials/js_assets/js_optical_flow_lucas_kanade.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_video_display.html' -> `./doc/js_tutorials/js_assets/js_video_display.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_filtering_GaussianBlur.html' -> `./doc/js_tutorials/js_assets/js_filtering_GaussianBlur.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_camshift.html' -> `./doc/js_tutorials/js_assets/js_camshift.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/handDst.jpg' -> `./doc/js_tutorials/js_assets/handDst.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_image_display.html' -> `./doc/js_tutorials/js_assets/js_image_display.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_trackbar.html' -> `./doc/js_tutorials/js_assets/js_trackbar.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_contour_features_minEnclosingCircle.html' -> `./doc/js_tutorials/js_assets/js_contour_features_minEnclosingCircle.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_geometric_transformations_warpPerspective.html' -> `./doc/js_tutorials/js_assets/js_geometric_transformations_warpPerspective.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_colorspaces_inRange.html' -> `./doc/js_tutorials/js_assets/js_colorspaces_inRange.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_contour_features_minAreaRect.html' -> `./doc/js_tutorials/js_assets/js_contour_features_minAreaRect.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_colorspaces_cvtColor.html' -> `./doc/js_tutorials/js_assets/js_colorspaces_cvtColor.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_morphological_ops_closing.html' -> `./doc/js_tutorials/js_assets/js_morphological_ops_closing.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_morphological_ops_getStructuringElement.html' -> `./doc/js_tutorials/js_assets/js_morphological_ops_getStructuringElement.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_contour_properties_transpose.html' -> `./doc/js_tutorials/js_assets/js_contour_properties_transpose.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_meanshift.html' -> `./doc/js_tutorials/js_assets/js_meanshift.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_template_matching_matchTemplate.html' -> `./doc/js_tutorials/js_assets/js_template_matching_matchTemplate.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_pyramids_pyrDown.html' -> `./doc/js_tutorials/js_assets/js_pyramids_pyrDown.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/lenaFace.png' -> `./doc/js_tutorials/js_assets/lenaFace.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/cup.mp4' -> `./doc/js_tutorials/js_assets/cup.mp4'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/utils.js' -> `./doc/js_tutorials/js_assets/utils.js'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_canny.html' -> `./doc/js_tutorials/js_assets/js_canny.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_face_detection.html' -> `./doc/js_tutorials/js_assets/js_face_detection.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_assets/js_watershed_threshold.html' -> `./doc/js_tutorials/js_assets/js_watershed_threshold.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_gui/js_table_of_contents_gui.markdown' -> `./doc/js_tutorials/js_gui/js_table_of_contents_gui.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_gui/js_trackbar/js_trackbar.markdown' -> `./doc/js_tutorials/js_gui/js_trackbar/js_trackbar.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_gui/js_trackbar/images/Trackbar_Tutorial_Range.png' -> `./doc/js_tutorials/js_gui/js_trackbar/images/Trackbar_Tutorial_Range.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_gui/js_trackbar/images/Trackbar_Tutorial_Result.png' -> `./doc/js_tutorials/js_gui/js_trackbar/images/Trackbar_Tutorial_Result.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_gui/js_video_display/js_video_display.markdown' -> `./doc/js_tutorials/js_gui/js_video_display/js_video_display.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_gui/js_image_display/js_image_display.markdown' -> `./doc/js_tutorials/js_gui/js_image_display/js_image_display.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_gui/js_image_display/images/Imread_Imshow_Tutorial_Result.png' -> `./doc/js_tutorials/js_gui/js_image_display/images/Imread_Imshow_Tutorial_Result.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_video/js_table_of_contents_video.markdown' -> `./doc/js_tutorials/js_video/js_table_of_contents_video.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_video/js_lucas_kanade/js_lucas_kanade.markdown' -> `./doc/js_tutorials/js_video/js_lucas_kanade/js_lucas_kanade.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_video/js_lucas_kanade/images/optical_flow_basic1.jpg' -> `./doc/js_tutorials/js_video/js_lucas_kanade/images/optical_flow_basic1.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_video/js_bg_subtraction/js_bg_subtraction.markdown' -> `./doc/js_tutorials/js_video/js_bg_subtraction/js_bg_subtraction.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_video/js_meanshift/js_meanshift.markdown' -> `./doc/js_tutorials/js_video/js_meanshift/js_meanshift.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_video/js_meanshift/images/meanshift_face.gif' -> `./doc/js_tutorials/js_video/js_meanshift/images/meanshift_face.gif'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_video/js_meanshift/images/camshift_face.gif' -> `./doc/js_tutorials/js_video/js_meanshift/images/camshift_face.gif'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_video/js_meanshift/images/meanshift_basics.jpg' -> `./doc/js_tutorials/js_video/js_meanshift/images/meanshift_basics.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_setup/js_table_of_contents_setup.markdown' -> `./doc/js_tutorials/js_setup/js_table_of_contents_setup.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_setup/js_intro/js_intro.markdown' -> `./doc/js_tutorials/js_setup/js_intro/js_intro.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_setup/js_usage/js_usage.markdown' -> `./doc/js_tutorials/js_setup/js_usage/js_usage.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_setup/js_setup/js_setup.markdown' -> `./doc/js_tutorials/js_setup/js_setup/js_setup.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_imgproc/js_table_of_contents_imgproc.markdown' -> `./doc/js_tutorials/js_imgproc/js_table_of_contents_imgproc.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_imgproc/js_gradients/js_gradients.markdown' -> `./doc/js_tutorials/js_imgproc/js_gradients/js_gradients.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_imgproc/js_colorspaces/js_colorspaces.markdown' -> `./doc/js_tutorials/js_imgproc/js_colorspaces/js_colorspaces.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_imgproc/js_thresholding/js_thresholding.markdown' -> `./doc/js_tutorials/js_imgproc/js_thresholding/js_thresholding.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_imgproc/js_imgproc_camera/js_imgproc_camera.markdown' -> `./doc/js_tutorials/js_imgproc/js_imgproc_camera/js_imgproc_camera.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_imgproc/js_houghlines/js_houghlines.markdown' -> `./doc/js_tutorials/js_imgproc/js_houghlines/js_houghlines.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_imgproc/js_houghcircles/js_houghcircles.markdown' -> `./doc/js_tutorials/js_imgproc/js_houghcircles/js_houghcircles.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_imgproc/js_canny/js_canny.markdown' -> `./doc/js_tutorials/js_imgproc/js_canny/js_canny.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_imgproc/js_grabcut/js_grabcut.markdown' -> `./doc/js_tutorials/js_imgproc/js_grabcut/js_grabcut.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_imgproc/js_pyramids/js_pyramids.markdown' -> `./doc/js_tutorials/js_imgproc/js_pyramids/js_pyramids.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_imgproc/js_template_matching/js_template_matching.markdown' -> `./doc/js_tutorials/js_imgproc/js_template_matching/js_template_matching.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_imgproc/js_morphological_ops/js_morphological_ops.markdown' -> `./doc/js_tutorials/js_imgproc/js_morphological_ops/js_morphological_ops.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_imgproc/js_histograms/js_table_of_contents_histograms.markdown' -> `./doc/js_tutorials/js_imgproc/js_histograms/js_table_of_contents_histograms.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_imgproc/js_histograms/js_histogram_equalization/js_histogram_equalization.markdown' -> `./doc/js_tutorials/js_imgproc/js_histograms/js_histogram_equalization/js_histogram_equalization.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_imgproc/js_histograms/js_histogram_begins/js_histogram_begins.markdown' -> `./doc/js_tutorials/js_imgproc/js_histograms/js_histogram_begins/js_histogram_begins.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_imgproc/js_histograms/js_histogram_backprojection/js_histogram_backprojection.markdown' -> `./doc/js_tutorials/js_imgproc/js_histograms/js_histogram_backprojection/js_histogram_backprojection.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_imgproc/js_watershed/js_watershed.markdown' -> `./doc/js_tutorials/js_imgproc/js_watershed/js_watershed.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_imgproc/js_transforms/js_table_of_contents_transforms.markdown' -> `./doc/js_tutorials/js_imgproc/js_transforms/js_table_of_contents_transforms.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_imgproc/js_transforms/js_fourier_transform/js_fourier_transform.markdown' -> `./doc/js_tutorials/js_imgproc/js_transforms/js_fourier_transform/js_fourier_transform.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_imgproc/js_geometric_transformations/js_geometric_transformations.markdown' -> `./doc/js_tutorials/js_imgproc/js_geometric_transformations/js_geometric_transformations.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_imgproc/js_filtering/js_filtering.markdown' -> `./doc/js_tutorials/js_imgproc/js_filtering/js_filtering.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_imgproc/js_contours/js_table_of_contents_contours.markdown' -> `./doc/js_tutorials/js_imgproc/js_contours/js_table_of_contents_contours.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_imgproc/js_contours/js_contours_hierarchy/js_contours_hierarchy.markdown' -> `./doc/js_tutorials/js_imgproc/js_contours/js_contours_hierarchy/js_contours_hierarchy.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_imgproc/js_contours/js_contour_features/js_contour_features.markdown' -> `./doc/js_tutorials/js_imgproc/js_contours/js_contour_features/js_contour_features.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_imgproc/js_contours/js_contours_begin/js_contours_begin.markdown' -> `./doc/js_tutorials/js_imgproc/js_contours/js_contours_begin/js_contours_begin.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_imgproc/js_contours/js_contours_more_functions/js_contours_more_functions.markdown' -> `./doc/js_tutorials/js_imgproc/js_contours/js_contours_more_functions/js_contours_more_functions.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_imgproc/js_contours/js_contour_properties/js_contour_properties.markdown' -> `./doc/js_tutorials/js_imgproc/js_contours/js_contour_properties/js_contour_properties.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_objdetect/js_table_of_contents_objdetect.markdown' -> `./doc/js_tutorials/js_objdetect/js_table_of_contents_objdetect.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_objdetect/js_face_detection/js_face_detection.markdown' -> `./doc/js_tutorials/js_objdetect/js_face_detection/js_face_detection.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/js_tutorials/js_objdetect/js_face_detection/js_face_detection_camera.markdown' -> `./doc/js_tutorials/js_objdetect/js_face_detection/js_face_detection_camera.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tools/doxygen_scan.py' -> `./doc/tools/doxygen_scan.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tools/add_signatures.py' -> `./doc/tools/add_signatures.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/tools/html_functions.py' -> `./doc/tools/html_functions.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_tutorials.markdown' -> `./doc/py_tutorials/py_tutorials.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_ml/py_table_of_contents_ml.markdown' -> `./doc/py_tutorials/py_ml/py_table_of_contents_ml.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_ml/py_svm/py_svm_index.markdown' -> `./doc/py_tutorials/py_ml/py_svm/py_svm_index.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_ml/py_svm/py_svm_opencv/py_svm_opencv.markdown' -> `./doc/py_tutorials/py_ml/py_svm/py_svm_opencv/py_svm_opencv.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_ml/py_svm/py_svm_opencv/images/deskew.jpg' -> `./doc/py_tutorials/py_ml/py_svm/py_svm_opencv/images/deskew.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_ml/py_svm/py_svm_basics/py_svm_basics.markdown' -> `./doc/py_tutorials/py_ml/py_svm/py_svm_basics/py_svm_basics.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_ml/py_svm/py_svm_basics/images/svm_basics3.png' -> `./doc/py_tutorials/py_ml/py_svm/py_svm_basics/images/svm_basics3.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_ml/py_svm/py_svm_basics/images/svm_basics2.png' -> `./doc/py_tutorials/py_ml/py_svm/py_svm_basics/images/svm_basics2.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_ml/py_svm/py_svm_basics/images/svm_basics1.png' -> `./doc/py_tutorials/py_ml/py_svm/py_svm_basics/images/svm_basics1.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_ml/py_svm/images/svm_icon2.jpg' -> `./doc/py_tutorials/py_ml/py_svm/images/svm_icon2.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_ml/py_svm/images/svm_icon1.jpg' -> `./doc/py_tutorials/py_ml/py_svm/images/svm_icon1.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_ml/py_knn/py_knn_index.markdown' -> `./doc/py_tutorials/py_ml/py_knn/py_knn_index.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_ml/py_knn/py_knn_understanding/py_knn_understanding.markdown' -> `./doc/py_tutorials/py_ml/py_knn/py_knn_understanding/py_knn_understanding.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_ml/py_knn/py_knn_understanding/images/knn_theory.png' -> `./doc/py_tutorials/py_ml/py_knn/py_knn_understanding/images/knn_theory.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_ml/py_knn/py_knn_understanding/images/knn_simple.png' -> `./doc/py_tutorials/py_ml/py_knn/py_knn_understanding/images/knn_simple.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_ml/py_knn/py_knn_opencv/py_knn_opencv.markdown' -> `./doc/py_tutorials/py_ml/py_knn/py_knn_opencv/py_knn_opencv.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_ml/py_knn/images/knn_icon2.jpg' -> `./doc/py_tutorials/py_ml/py_knn/images/knn_icon2.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_ml/py_knn/images/knn_icon1.jpg' -> `./doc/py_tutorials/py_ml/py_knn/images/knn_icon1.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_ml/py_kmeans/py_kmeans_index.markdown' -> `./doc/py_tutorials/py_ml/py_kmeans/py_kmeans_index.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_ml/py_kmeans/py_kmeans_understanding/py_kmeans_understanding.markdown' -> `./doc/py_tutorials/py_ml/py_kmeans/py_kmeans_understanding/py_kmeans_understanding.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_ml/py_kmeans/py_kmeans_understanding/images/tshirt.jpg' -> `./doc/py_tutorials/py_ml/py_kmeans/py_kmeans_understanding/images/tshirt.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_ml/py_kmeans/py_kmeans_understanding/images/testdata.jpg' -> `./doc/py_tutorials/py_ml/py_kmeans/py_kmeans_understanding/images/testdata.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_ml/py_kmeans/py_kmeans_understanding/images/tshirt_grouped.jpg' -> `./doc/py_tutorials/py_ml/py_kmeans/py_kmeans_understanding/images/tshirt_grouped.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_ml/py_kmeans/py_kmeans_understanding/images/update_centroid.jpg' -> `./doc/py_tutorials/py_ml/py_kmeans/py_kmeans_understanding/images/update_centroid.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_ml/py_kmeans/py_kmeans_understanding/images/initial_labelling.jpg' -> `./doc/py_tutorials/py_ml/py_kmeans/py_kmeans_understanding/images/initial_labelling.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_ml/py_kmeans/py_kmeans_understanding/images/final_clusters.jpg' -> `./doc/py_tutorials/py_ml/py_kmeans/py_kmeans_understanding/images/final_clusters.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_ml/py_kmeans/py_kmeans_opencv/py_kmeans_opencv.markdown' -> `./doc/py_tutorials/py_ml/py_kmeans/py_kmeans_opencv/py_kmeans_opencv.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_ml/py_kmeans/py_kmeans_opencv/images/oc_1d_testdata.png' -> `./doc/py_tutorials/py_ml/py_kmeans/py_kmeans_opencv/images/oc_1d_testdata.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_ml/py_kmeans/py_kmeans_opencv/images/oc_color_quantization.jpg' -> `./doc/py_tutorials/py_ml/py_kmeans/py_kmeans_opencv/images/oc_color_quantization.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_ml/py_kmeans/py_kmeans_opencv/images/oc_2d_clustered.jpg' -> `./doc/py_tutorials/py_ml/py_kmeans/py_kmeans_opencv/images/oc_2d_clustered.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_ml/py_kmeans/py_kmeans_opencv/images/oc_feature_representation.jpg' -> `./doc/py_tutorials/py_ml/py_kmeans/py_kmeans_opencv/images/oc_feature_representation.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_ml/py_kmeans/py_kmeans_opencv/images/oc_1d_clustered.png' -> `./doc/py_tutorials/py_ml/py_kmeans/py_kmeans_opencv/images/oc_1d_clustered.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_ml/py_kmeans/images/kmeans_begin.jpg' -> `./doc/py_tutorials/py_ml/py_kmeans/images/kmeans_begin.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_ml/py_kmeans/images/kmeans_demo.jpg' -> `./doc/py_tutorials/py_ml/py_kmeans/images/kmeans_demo.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_ml/images/knnicon.png' -> `./doc/py_tutorials/py_ml/images/knnicon.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_ml/images/kmeansicon.jpg' -> `./doc/py_tutorials/py_ml/images/kmeansicon.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_ml/images/svmicon.png' -> `./doc/py_tutorials/py_ml/images/svmicon.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_photo/py_table_of_contents_photo.markdown' -> `./doc/py_tutorials/py_photo/py_table_of_contents_photo.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_photo/py_inpainting/py_inpainting.markdown' -> `./doc/py_tutorials/py_photo/py_inpainting/py_inpainting.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_photo/py_inpainting/images/inpaint_result.jpg' -> `./doc/py_tutorials/py_photo/py_inpainting/images/inpaint_result.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_photo/py_inpainting/images/inpaint_basics.jpg' -> `./doc/py_tutorials/py_photo/py_inpainting/images/inpaint_basics.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_photo/py_non_local_means/py_non_local_means.markdown' -> `./doc/py_tutorials/py_photo/py_non_local_means/py_non_local_means.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_photo/py_non_local_means/images/nlm_multi.jpg' -> `./doc/py_tutorials/py_photo/py_non_local_means/images/nlm_multi.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_photo/py_non_local_means/images/nlm_result1.jpg' -> `./doc/py_tutorials/py_photo/py_non_local_means/images/nlm_result1.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_photo/py_non_local_means/images/nlm_patch.jpg' -> `./doc/py_tutorials/py_photo/py_non_local_means/images/nlm_patch.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_photo/py_hdr/py_hdr.markdown' -> `./doc/py_tutorials/py_photo/py_hdr/py_hdr.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_photo/py_hdr/images/crf.jpg' -> `./doc/py_tutorials/py_photo/py_hdr/images/crf.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_photo/py_hdr/images/fusion_mertens.jpg' -> `./doc/py_tutorials/py_photo/py_hdr/images/fusion_mertens.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_photo/py_hdr/images/ldr_robertson.jpg' -> `./doc/py_tutorials/py_photo/py_hdr/images/ldr_robertson.jpg'
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`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_photo/py_hdr/images/ldr_debevec.jpg' -> `./doc/py_tutorials/py_photo/py_hdr/images/ldr_debevec.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_photo/images/nlm_icon.jpg' -> `./doc/py_tutorials/py_photo/images/nlm_icon.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_photo/images/hdr_icon.jpg' -> `./doc/py_tutorials/py_photo/images/hdr_icon.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_photo/images/inpainticon.jpg' -> `./doc/py_tutorials/py_photo/images/inpainticon.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_video/py_table_of_contents_video.markdown' -> `./doc/py_tutorials/py_video/py_table_of_contents_video.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_video/py_lucas_kanade/py_lucas_kanade.markdown' -> `./doc/py_tutorials/py_video/py_lucas_kanade/py_lucas_kanade.markdown'
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`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_imgproc/py_contours/py_table_of_contents_contours.markdown' -> `./doc/py_tutorials/py_imgproc/py_contours/py_table_of_contents_contours.markdown'
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`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_imgproc/py_contours/py_contour_features/images/circumcircle.png' -> `./doc/py_tutorials/py_imgproc/py_contours/py_contour_features/images/circumcircle.png'
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`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_imgproc/py_contours/py_contours_begin/images/none.jpg' -> `./doc/py_tutorials/py_imgproc/py_contours/py_contours_begin/images/none.jpg'
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`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_imgproc/py_contours/py_contours_more_functions/images/matchshapes.jpg' -> `./doc/py_tutorials/py_imgproc/py_contours/py_contours_more_functions/images/matchshapes.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_imgproc/py_contours/py_contour_properties/py_contour_properties.markdown' -> `./doc/py_tutorials/py_imgproc/py_contours/py_contour_properties/py_contour_properties.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_imgproc/py_contours/py_contour_properties/images/extremepoints.jpg' -> `./doc/py_tutorials/py_imgproc/py_contours/py_contour_properties/images/extremepoints.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_imgproc/py_contours/images/contour_features.jpg' -> `./doc/py_tutorials/py_imgproc/py_contours/images/contour_features.jpg'
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`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_imgproc/py_watershed/images/water_dt.jpg' -> `./doc/py_tutorials/py_imgproc/py_watershed/images/water_dt.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_imgproc/py_watershed/images/water_marker.jpg' -> `./doc/py_tutorials/py_imgproc/py_watershed/images/water_marker.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_imgproc/py_watershed/images/water_thresh.jpg' -> `./doc/py_tutorials/py_imgproc/py_watershed/images/water_thresh.jpg'
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`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_imgproc/py_filtering/py_filtering.markdown' -> `./doc/py_tutorials/py_imgproc/py_filtering/py_filtering.markdown'
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`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_imgproc/py_template_matching/images/messi_face.jpg' -> `./doc/py_tutorials/py_imgproc/py_template_matching/images/messi_face.jpg'
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`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_imgproc/py_template_matching/images/template_ccoeff_1.jpg' -> `./doc/py_tutorials/py_imgproc/py_template_matching/images/template_ccoeff_1.jpg'
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`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_imgproc/py_colorspaces/py_colorspaces.markdown' -> `./doc/py_tutorials/py_imgproc/py_colorspaces/py_colorspaces.markdown'
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`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_imgproc/py_histograms/py_table_of_contents_histograms.markdown' -> `./doc/py_tutorials/py_imgproc/py_histograms/py_table_of_contents_histograms.markdown'
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`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_imgproc/py_histograms/py_histogram_equalization/images/equalization_opencv.jpg' -> `./doc/py_tutorials/py_imgproc/py_histograms/py_histogram_equalization/images/equalization_opencv.jpg'
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`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_imgproc/py_histograms/py_2d_histogram/images/2dhist_opencv.jpg' -> `./doc/py_tutorials/py_imgproc/py_histograms/py_2d_histogram/images/2dhist_opencv.jpg'
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`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_feature2d/py_surf_intro/images/surf_kp2.jpg' -> `./doc/py_tutorials/py_feature2d/py_surf_intro/images/surf_kp2.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_feature2d/py_surf_intro/images/surf_boxfilter.jpg' -> `./doc/py_tutorials/py_feature2d/py_surf_intro/images/surf_boxfilter.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_feature2d/py_surf_intro/images/surf_matching.jpg' -> `./doc/py_tutorials/py_feature2d/py_surf_intro/images/surf_matching.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_feature2d/py_feature_homography/py_feature_homography.markdown' -> `./doc/py_tutorials/py_feature2d/py_feature_homography/py_feature_homography.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_feature2d/py_feature_homography/images/homography_findobj.jpg' -> `./doc/py_tutorials/py_feature2d/py_feature_homography/images/homography_findobj.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_feature2d/py_fast/py_fast.markdown' -> `./doc/py_tutorials/py_feature2d/py_fast/py_fast.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_feature2d/py_fast/images/fast_speedtest.jpg' -> `./doc/py_tutorials/py_feature2d/py_fast/images/fast_speedtest.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_feature2d/py_fast/images/fast_kp.jpg' -> `./doc/py_tutorials/py_feature2d/py_fast/images/fast_kp.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_feature2d/py_fast/images/fast_eqns.jpg' -> `./doc/py_tutorials/py_feature2d/py_fast/images/fast_eqns.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_feature2d/images/harris_icon.jpg' -> `./doc/py_tutorials/py_feature2d/images/harris_icon.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_feature2d/images/matching.jpg' -> `./doc/py_tutorials/py_feature2d/images/matching.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_feature2d/images/sift_icon.jpg' -> `./doc/py_tutorials/py_feature2d/images/sift_icon.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_feature2d/images/shi_icon.jpg' -> `./doc/py_tutorials/py_feature2d/images/shi_icon.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_feature2d/images/features_icon.jpg' -> `./doc/py_tutorials/py_feature2d/images/features_icon.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_feature2d/images/orb.jpg' -> `./doc/py_tutorials/py_feature2d/images/orb.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_feature2d/images/brief.jpg' -> `./doc/py_tutorials/py_feature2d/images/brief.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_feature2d/images/homography_icon.jpg' -> `./doc/py_tutorials/py_feature2d/images/homography_icon.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_feature2d/images/surf_icon.jpg' -> `./doc/py_tutorials/py_feature2d/images/surf_icon.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_feature2d/images/fast_icon.jpg' -> `./doc/py_tutorials/py_feature2d/images/fast_icon.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_feature2d/py_features_harris/py_features_harris.markdown' -> `./doc/py_tutorials/py_feature2d/py_features_harris/py_features_harris.markdown'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_feature2d/py_features_harris/images/harris_region.jpg' -> `./doc/py_tutorials/py_feature2d/py_features_harris/images/harris_region.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_feature2d/py_features_harris/images/harris_result.jpg' -> `./doc/py_tutorials/py_feature2d/py_features_harris/images/harris_result.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/py_feature2d/py_features_harris/images/subpixel3.png' -> `./doc/py_tutorials/py_feature2d/py_features_harris/images/subpixel3.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/images/MachineLearnings.jpg' -> `./doc/py_tutorials/images/MachineLearnings.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/images/gui.jpg' -> `./doc/py_tutorials/images/gui.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/images/calib3d_icon.jpg' -> `./doc/py_tutorials/images/calib3d_icon.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/images/obj_icon.jpg' -> `./doc/py_tutorials/images/obj_icon.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/images/core.jpg' -> `./doc/py_tutorials/images/core.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/images/featureicon.jpg' -> `./doc/py_tutorials/images/featureicon.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/images/videoicon.jpg' -> `./doc/py_tutorials/images/videoicon.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/images/imgproc.jpg' -> `./doc/py_tutorials/images/imgproc.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/images/photoicon.jpg' -> `./doc/py_tutorials/images/photoicon.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/doc/py_tutorials/images/intro.png' -> `./doc/py_tutorials/images/intro.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/data/readme.txt' -> `./data/readme.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/data/CMakeLists.txt' -> `./data/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/data/hogcascades/hogcascade_pedestrians.xml' -> `./data/hogcascades/hogcascade_pedestrians.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/data/haarcascades/haarcascade_eye_tree_eyeglasses.xml' -> `./data/haarcascades/haarcascade_eye_tree_eyeglasses.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/data/haarcascades/haarcascade_eye.xml' -> `./data/haarcascades/haarcascade_eye.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/data/haarcascades/haarcascade_upperbody.xml' -> `./data/haarcascades/haarcascade_upperbody.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/data/haarcascades/haarcascade_frontalface_alt_tree.xml' -> `./data/haarcascades/haarcascade_frontalface_alt_tree.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/data/haarcascades/haarcascade_licence_plate_rus_16stages.xml' -> `./data/haarcascades/haarcascade_licence_plate_rus_16stages.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/data/haarcascades/haarcascade_frontalcatface_extended.xml' -> `./data/haarcascades/haarcascade_frontalcatface_extended.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/data/haarcascades/haarcascade_lowerbody.xml' -> `./data/haarcascades/haarcascade_lowerbody.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/data/haarcascades/haarcascade_frontalcatface.xml' -> `./data/haarcascades/haarcascade_frontalcatface.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/data/haarcascades/haarcascade_frontalface_alt.xml' -> `./data/haarcascades/haarcascade_frontalface_alt.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/data/haarcascades/haarcascade_righteye_2splits.xml' -> `./data/haarcascades/haarcascade_righteye_2splits.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/data/haarcascades/haarcascade_frontalface_alt2.xml' -> `./data/haarcascades/haarcascade_frontalface_alt2.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/data/haarcascades/haarcascade_smile.xml' -> `./data/haarcascades/haarcascade_smile.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/data/haarcascades/haarcascade_russian_plate_number.xml' -> `./data/haarcascades/haarcascade_russian_plate_number.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/data/haarcascades/haarcascade_frontalface_default.xml' -> `./data/haarcascades/haarcascade_frontalface_default.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/data/haarcascades/haarcascade_lefteye_2splits.xml' -> `./data/haarcascades/haarcascade_lefteye_2splits.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/data/haarcascades/haarcascade_fullbody.xml' -> `./data/haarcascades/haarcascade_fullbody.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/data/haarcascades/haarcascade_profileface.xml' -> `./data/haarcascades/haarcascade_profileface.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/data/lbpcascades/lbpcascade_silverware.xml' -> `./data/lbpcascades/lbpcascade_silverware.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/data/lbpcascades/lbpcascade_frontalface_improved.xml' -> `./data/lbpcascades/lbpcascade_frontalface_improved.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/data/lbpcascades/lbpcascade_frontalface.xml' -> `./data/lbpcascades/lbpcascade_frontalface.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/data/lbpcascades/lbpcascade_profileface.xml' -> `./data/lbpcascades/lbpcascade_profileface.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/data/lbpcascades/lbpcascade_frontalcatface.xml' -> `./data/lbpcascades/lbpcascade_frontalcatface.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/data/haarcascades_cuda/haarcascade_eye_tree_eyeglasses.xml' -> `./data/haarcascades_cuda/haarcascade_eye_tree_eyeglasses.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/data/haarcascades_cuda/haarcascade_eye.xml' -> `./data/haarcascades_cuda/haarcascade_eye.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/data/haarcascades_cuda/haarcascade_upperbody.xml' -> `./data/haarcascades_cuda/haarcascade_upperbody.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/data/haarcascades_cuda/haarcascade_frontalface_alt_tree.xml' -> `./data/haarcascades_cuda/haarcascade_frontalface_alt_tree.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/data/haarcascades_cuda/haarcascade_lowerbody.xml' -> `./data/haarcascades_cuda/haarcascade_lowerbody.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/data/haarcascades_cuda/haarcascade_frontalface_alt.xml' -> `./data/haarcascades_cuda/haarcascade_frontalface_alt.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/data/haarcascades_cuda/haarcascade_righteye_2splits.xml' -> `./data/haarcascades_cuda/haarcascade_righteye_2splits.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/data/haarcascades_cuda/haarcascade_frontalface_alt2.xml' -> `./data/haarcascades_cuda/haarcascade_frontalface_alt2.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/data/haarcascades_cuda/haarcascade_smile.xml' -> `./data/haarcascades_cuda/haarcascade_smile.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/data/haarcascades_cuda/haarcascade_frontalface_default.xml' -> `./data/haarcascades_cuda/haarcascade_frontalface_default.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/data/haarcascades_cuda/haarcascade_lefteye_2splits.xml' -> `./data/haarcascades_cuda/haarcascade_lefteye_2splits.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/data/haarcascades_cuda/haarcascade_fullbody.xml' -> `./data/haarcascades_cuda/haarcascade_fullbody.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/data/haarcascades_cuda/haarcascade_profileface.xml' -> `./data/haarcascades_cuda/haarcascade_profileface.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/data/vec_files/trainingfaces_24-24.vec' -> `./data/vec_files/trainingfaces_24-24.vec'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/CMakeLists.txt' -> `./samples/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/hal/README.md' -> `./samples/hal/README.md'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/hal/c_hal/impl.h' -> `./samples/hal/c_hal/impl.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/hal/c_hal/CMakeLists.txt' -> `./samples/hal/c_hal/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/hal/c_hal/config.cmake' -> `./samples/hal/c_hal/config.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/hal/c_hal/impl.c' -> `./samples/hal/c_hal/impl.c'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/hal/slow_hal/CMakeLists.txt' -> `./samples/hal/slow_hal/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/hal/slow_hal/impl.cpp' -> `./samples/hal/slow_hal/impl.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/hal/slow_hal/config.cmake' -> `./samples/hal/slow_hal/config.cmake'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/hal/slow_hal/impl.hpp' -> `./samples/hal/slow_hal/impl.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/va_intel/display.cpp.inc' -> `./samples/va_intel/display.cpp.inc'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/va_intel/CMakeLists.txt' -> `./samples/va_intel/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/va_intel/va_intel_interop.cpp' -> `./samples/va_intel/va_intel_interop.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/directx/winapp.hpp' -> `./samples/directx/winapp.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/directx/d3d9ex_interop.cpp' -> `./samples/directx/d3d9ex_interop.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/directx/d3d10_interop.cpp' -> `./samples/directx/d3d10_interop.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/directx/CMakeLists.txt' -> `./samples/directx/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/directx/d3d9_interop.cpp' -> `./samples/directx/d3d9_interop.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/directx/d3d11_interop.cpp' -> `./samples/directx/d3d11_interop.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/directx/d3dsample.hpp' -> `./samples/directx/d3dsample.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/readme.txt' -> `./samples/winrt_universal/readme.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/.gitignore' -> `./samples/winrt_universal/.gitignore'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/PhoneTutorial/pch.cpp' -> `./samples/winrt_universal/PhoneTutorial/pch.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/PhoneTutorial/Lena.png' -> `./samples/winrt_universal/PhoneTutorial/Lena.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/PhoneTutorial/MainPage.xaml.cpp' -> `./samples/winrt_universal/PhoneTutorial/MainPage.xaml.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/PhoneTutorial/PhoneTutorial.vcxproj.filters' -> `./samples/winrt_universal/PhoneTutorial/PhoneTutorial.vcxproj.filters'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/PhoneTutorial/PhoneTutorial.sln' -> `./samples/winrt_universal/PhoneTutorial/PhoneTutorial.sln'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/PhoneTutorial/MainPage.xaml.h' -> `./samples/winrt_universal/PhoneTutorial/MainPage.xaml.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/PhoneTutorial/App.xaml.cpp' -> `./samples/winrt_universal/PhoneTutorial/App.xaml.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/PhoneTutorial/opencv.props' -> `./samples/winrt_universal/PhoneTutorial/opencv.props'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/PhoneTutorial/App.xaml' -> `./samples/winrt_universal/PhoneTutorial/App.xaml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/PhoneTutorial/Package.appxmanifest' -> `./samples/winrt_universal/PhoneTutorial/Package.appxmanifest'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/PhoneTutorial/PhoneTutorial.vcxproj' -> `./samples/winrt_universal/PhoneTutorial/PhoneTutorial.vcxproj'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/PhoneTutorial/MainPage.xaml' -> `./samples/winrt_universal/PhoneTutorial/MainPage.xaml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/PhoneTutorial/pch.h' -> `./samples/winrt_universal/PhoneTutorial/pch.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/PhoneTutorial/App.xaml.h' -> `./samples/winrt_universal/PhoneTutorial/App.xaml.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/PhoneTutorial/Assets/StoreLogo.scale-240.png' -> `./samples/winrt_universal/PhoneTutorial/Assets/StoreLogo.scale-240.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/PhoneTutorial/Assets/Square71x71Logo.scale-240.png' -> `./samples/winrt_universal/PhoneTutorial/Assets/Square71x71Logo.scale-240.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/PhoneTutorial/Assets/SmallLogo.scale-240.png' -> `./samples/winrt_universal/PhoneTutorial/Assets/SmallLogo.scale-240.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/PhoneTutorial/Assets/Logo.scale-240.png' -> `./samples/winrt_universal/PhoneTutorial/Assets/Logo.scale-240.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/PhoneTutorial/Assets/WideLogo.scale-240.png' -> `./samples/winrt_universal/PhoneTutorial/Assets/WideLogo.scale-240.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/PhoneTutorial/Assets/SplashScreen.scale-240.png' -> `./samples/winrt_universal/PhoneTutorial/Assets/SplashScreen.scale-240.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/VideoCaptureXAML/VideoCaptureXAML.sln' -> `./samples/winrt_universal/VideoCaptureXAML/VideoCaptureXAML.sln'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/opencv.props' -> `./samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/opencv.props'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.Windows/readme.txt' -> `./samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.Windows/readme.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.Windows/MainPage.xaml.cpp' -> `./samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.Windows/MainPage.xaml.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.Windows/video_capture_xaml.Windows.vcxproj' -> `./samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.Windows/video_capture_xaml.Windows.vcxproj'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.Windows/video_capture_xaml.Windows.vcxproj.filters' -> `./samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.Windows/video_capture_xaml.Windows.vcxproj.filters'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.Windows/MainPage.xaml.h' -> `./samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.Windows/MainPage.xaml.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.Windows/Package.appxmanifest' -> `./samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.Windows/Package.appxmanifest'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.Windows/video_capture_xaml.Windows_TemporaryKey.pfx' -> `./samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.Windows/video_capture_xaml.Windows_TemporaryKey.pfx'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.Windows/MainPage.xaml' -> `./samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.Windows/MainPage.xaml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.Windows/Assets/Logo.scale-100.png' -> `./samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.Windows/Assets/Logo.scale-100.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.Windows/Assets/SplashScreen.scale-100.png' -> `./samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.Windows/Assets/SplashScreen.scale-100.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.Windows/Assets/SmallLogo.scale-100.png' -> `./samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.Windows/Assets/SmallLogo.scale-100.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.Windows/Assets/haarcascade_frontalface_alt.xml' -> `./samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.Windows/Assets/haarcascade_frontalface_alt.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.Windows/Assets/StoreLogo.scale-100.png' -> `./samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.Windows/Assets/StoreLogo.scale-100.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.Shared/main.cpp' -> `./samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.Shared/main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.Shared/pch.cpp' -> `./samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.Shared/pch.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.Shared/video_capture_xaml.Shared.vcxitems.filters' -> `./samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.Shared/video_capture_xaml.Shared.vcxitems.filters'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.Shared/App.xaml.cpp' -> `./samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.Shared/App.xaml.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.Shared/video_capture_xaml.Shared.vcxitems' -> `./samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.Shared/video_capture_xaml.Shared.vcxitems'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.Shared/App.xaml' -> `./samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.Shared/App.xaml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.Shared/pch.h' -> `./samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.Shared/pch.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.Shared/App.xaml.h' -> `./samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.Shared/App.xaml.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.WindowsPhone/video_capture_xaml.WindowsPhone.vcxproj' -> `./samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.WindowsPhone/video_capture_xaml.WindowsPhone.vcxproj'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.WindowsPhone/MainPage.xaml.cpp' -> `./samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.WindowsPhone/MainPage.xaml.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.WindowsPhone/video_capture_xaml.WindowsPhone.vcxproj.filters' -> `./samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.WindowsPhone/video_capture_xaml.WindowsPhone.vcxproj.filters'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.WindowsPhone/MainPage.xaml.h' -> `./samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.WindowsPhone/MainPage.xaml.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.WindowsPhone/Package.appxmanifest' -> `./samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.WindowsPhone/Package.appxmanifest'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.WindowsPhone/MainPage.xaml' -> `./samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.WindowsPhone/MainPage.xaml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.WindowsPhone/video_capture_xaml.WindowsPhone_TemporaryKey.pfx' -> `./samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.WindowsPhone/video_capture_xaml.WindowsPhone_TemporaryKey.pfx'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.WindowsPhone/Assets/StoreLogo.scale-240.png' -> `./samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.WindowsPhone/Assets/StoreLogo.scale-240.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.WindowsPhone/Assets/Square71x71Logo.scale-240.png' -> `./samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.WindowsPhone/Assets/Square71x71Logo.scale-240.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.WindowsPhone/Assets/SmallLogo.scale-240.png' -> `./samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.WindowsPhone/Assets/SmallLogo.scale-240.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.WindowsPhone/Assets/Logo.scale-240.png' -> `./samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.WindowsPhone/Assets/Logo.scale-240.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.WindowsPhone/Assets/WideLogo.scale-240.png' -> `./samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.WindowsPhone/Assets/WideLogo.scale-240.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.WindowsPhone/Assets/SplashScreen.scale-240.png' -> `./samples/winrt_universal/VideoCaptureXAML/video_capture_xaml/video_capture_xaml.WindowsPhone/Assets/SplashScreen.scale-240.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/polar_transforms.cpp' -> `./samples/cpp/polar_transforms.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/delaunay2.cpp' -> `./samples/cpp/delaunay2.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/videostab.cpp' -> `./samples/cpp/videostab.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/stitching.cpp' -> `./samples/cpp/stitching.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/morphology2.cpp' -> `./samples/cpp/morphology2.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/em.cpp' -> `./samples/cpp/em.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/create_mask.cpp' -> `./samples/cpp/create_mask.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/starter_imagelist.cpp' -> `./samples/cpp/starter_imagelist.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/autofocus.cpp' -> `./samples/cpp/autofocus.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tvl1_optical_flow.cpp' -> `./samples/cpp/tvl1_optical_flow.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/detect_blob.cpp' -> `./samples/cpp/detect_blob.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/travelsalesman.cpp' -> `./samples/cpp/travelsalesman.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/stereo_match.cpp' -> `./samples/cpp/stereo_match.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/CMakeLists.txt' -> `./samples/cpp/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/videowriter_basic.cpp' -> `./samples/cpp/videowriter_basic.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/cloning_demo.cpp' -> `./samples/cpp/cloning_demo.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/fback.cpp' -> `./samples/cpp/fback.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/fitellipse.cpp' -> `./samples/cpp/fitellipse.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/mask_tmpl.cpp' -> `./samples/cpp/mask_tmpl.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/cout_mat.cpp' -> `./samples/cpp/cout_mat.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/laplace.cpp' -> `./samples/cpp/laplace.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/dbt_face_detection.cpp' -> `./samples/cpp/dbt_face_detection.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/videocapture_camera.cpp' -> `./samples/cpp/videocapture_camera.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/watershed.cpp' -> `./samples/cpp/watershed.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/lkdemo.cpp' -> `./samples/cpp/lkdemo.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/squares.cpp' -> `./samples/cpp/squares.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/npr_demo.cpp' -> `./samples/cpp/npr_demo.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/camshiftdemo.cpp' -> `./samples/cpp/camshiftdemo.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/gstreamer_pipeline.cpp' -> `./samples/cpp/gstreamer_pipeline.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/stitching_detailed.cpp' -> `./samples/cpp/stitching_detailed.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/smiledetect.cpp' -> `./samples/cpp/smiledetect.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/stereo_calib.cpp' -> `./samples/cpp/stereo_calib.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/neural_network.cpp' -> `./samples/cpp/neural_network.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tree_engine.cpp' -> `./samples/cpp/tree_engine.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/pca.cpp' -> `./samples/cpp/pca.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/facial_features.cpp' -> `./samples/cpp/facial_features.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/falsecolor.cpp' -> `./samples/cpp/falsecolor.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/kmeans.cpp' -> `./samples/cpp/kmeans.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/dft.cpp' -> `./samples/cpp/dft.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/videocapture_basic.cpp' -> `./samples/cpp/videocapture_basic.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/image_alignment.cpp' -> `./samples/cpp/image_alignment.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/ffilldemo.cpp' -> `./samples/cpp/ffilldemo.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/points_classifier.cpp' -> `./samples/cpp/points_classifier.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/warpPerspective_demo.cpp' -> `./samples/cpp/warpPerspective_demo.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/shape_example.cpp' -> `./samples/cpp/shape_example.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/opencv_version.cpp' -> `./samples/cpp/opencv_version.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/convexhull.cpp' -> `./samples/cpp/convexhull.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/bgfg_segm.cpp' -> `./samples/cpp/bgfg_segm.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/calibration.cpp' -> `./samples/cpp/calibration.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/connected_components.cpp' -> `./samples/cpp/connected_components.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/cloning_gui.cpp' -> `./samples/cpp/cloning_gui.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/filestorage.cpp' -> `./samples/cpp/filestorage.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/peopledetect.cpp' -> `./samples/cpp/peopledetect.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/segment_objects.cpp' -> `./samples/cpp/segment_objects.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/drawing.cpp' -> `./samples/cpp/drawing.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/facedetect.cpp' -> `./samples/cpp/facedetect.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/letter_recog.cpp' -> `./samples/cpp/letter_recog.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/select3dobj.cpp' -> `./samples/cpp/select3dobj.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/detect_mser.cpp' -> `./samples/cpp/detect_mser.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/demhist.cpp' -> `./samples/cpp/demhist.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/3calibration.cpp' -> `./samples/cpp/3calibration.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/videocapture_starter.cpp' -> `./samples/cpp/videocapture_starter.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/lsd_lines.cpp' -> `./samples/cpp/lsd_lines.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/minarea.cpp' -> `./samples/cpp/minarea.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/phase_corr.cpp' -> `./samples/cpp/phase_corr.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/inpaint.cpp' -> `./samples/cpp/inpaint.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/train_svmsgd.cpp' -> `./samples/cpp/train_svmsgd.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/contours2.cpp' -> `./samples/cpp/contours2.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/image.cpp' -> `./samples/cpp/image.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/distrans.cpp' -> `./samples/cpp/distrans.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/train_HOG.cpp' -> `./samples/cpp/train_HOG.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/logistic_regression.cpp' -> `./samples/cpp/logistic_regression.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/application_trace.cpp' -> `./samples/cpp/application_trace.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/matchmethod_orb_akaze_brisk.cpp' -> `./samples/cpp/matchmethod_orb_akaze_brisk.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/image_sequence.cpp' -> `./samples/cpp/image_sequence.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/edge.cpp' -> `./samples/cpp/edge.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/grabcut.cpp' -> `./samples/cpp/grabcut.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/imagelist_creator.cpp' -> `./samples/cpp/imagelist_creator.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/openni_capture.cpp' -> `./samples/cpp/openni_capture.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/intelperc_capture.cpp' -> `./samples/cpp/intelperc_capture.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/kalman.cpp' -> `./samples/cpp/kalman.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/imgcodecs/GDAL_IO/gdal-image.cpp' -> `./samples/cpp/tutorial_code/imgcodecs/GDAL_IO/gdal-image.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/TrackingMotion/cornerDetector_Demo.cpp' -> `./samples/cpp/tutorial_code/TrackingMotion/cornerDetector_Demo.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/TrackingMotion/goodFeaturesToTrack_Demo.cpp' -> `./samples/cpp/tutorial_code/TrackingMotion/goodFeaturesToTrack_Demo.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/TrackingMotion/cornerHarris_Demo.cpp' -> `./samples/cpp/tutorial_code/TrackingMotion/cornerHarris_Demo.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/TrackingMotion/cornerSubPix_Demo.cpp' -> `./samples/cpp/tutorial_code/TrackingMotion/cornerSubPix_Demo.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/gpu/gpu-thrust-interop/main.cu' -> `./samples/cpp/tutorial_code/gpu/gpu-thrust-interop/main.cu'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/gpu/gpu-thrust-interop/CMakeLists.txt' -> `./samples/cpp/tutorial_code/gpu/gpu-thrust-interop/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/gpu/gpu-thrust-interop/Thrust_interop.hpp' -> `./samples/cpp/tutorial_code/gpu/gpu-thrust-interop/Thrust_interop.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/gpu/gpu-basics-similarity/gpu-basics-similarity.cpp' -> `./samples/cpp/tutorial_code/gpu/gpu-basics-similarity/gpu-basics-similarity.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/viz/launching_viz.cpp' -> `./samples/cpp/tutorial_code/viz/launching_viz.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/viz/creating_widgets.cpp' -> `./samples/cpp/tutorial_code/viz/creating_widgets.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/viz/bunny.ply' -> `./samples/cpp/tutorial_code/viz/bunny.ply'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/viz/histo3D.cpp' -> `./samples/cpp/tutorial_code/viz/histo3D.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/viz/transformations.cpp' -> `./samples/cpp/tutorial_code/viz/transformations.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/viz/widget_pose.cpp' -> `./samples/cpp/tutorial_code/viz/widget_pose.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/core/how_to_use_OpenCV_parallel_for_/how_to_use_OpenCV_parallel_for_.cpp' -> `./samples/cpp/tutorial_code/core/how_to_use_OpenCV_parallel_for_/how_to_use_OpenCV_parallel_for_.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/core/how_to_scan_images/how_to_scan_images.cpp' -> `./samples/cpp/tutorial_code/core/how_to_scan_images/how_to_scan_images.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/core/mat_the_basic_image_container/mat_the_basic_image_container.cpp' -> `./samples/cpp/tutorial_code/core/mat_the_basic_image_container/mat_the_basic_image_container.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/core/mat_mask_operations/mat_mask_operations.cpp' -> `./samples/cpp/tutorial_code/core/mat_mask_operations/mat_mask_operations.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/core/ippasync/ippasync_sample.cpp' -> `./samples/cpp/tutorial_code/core/ippasync/ippasync_sample.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/core/file_input_output/file_input_output.cpp' -> `./samples/cpp/tutorial_code/core/file_input_output/file_input_output.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/core/AddingImages/AddingImages.cpp' -> `./samples/cpp/tutorial_code/core/AddingImages/AddingImages.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/core/interoperability_with_OpenCV_1/interoperability_with_OpenCV_1.cpp' -> `./samples/cpp/tutorial_code/core/interoperability_with_OpenCV_1/interoperability_with_OpenCV_1.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/core/discrete_fourier_transform/discrete_fourier_transform.cpp' -> `./samples/cpp/tutorial_code/core/discrete_fourier_transform/discrete_fourier_transform.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/core/mat_operations/mat_operations.cpp' -> `./samples/cpp/tutorial_code/core/mat_operations/mat_operations.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/videoio/video-input-psnr-ssim/video-input-psnr-ssim.cpp' -> `./samples/cpp/tutorial_code/videoio/video-input-psnr-ssim/video-input-psnr-ssim.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/videoio/video-write/video-write.cpp' -> `./samples/cpp/tutorial_code/videoio/video-write/video-write.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/video/bg_sub.cpp' -> `./samples/cpp/tutorial_code/video/bg_sub.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/ImgProc/Threshold_inRange.cpp' -> `./samples/cpp/tutorial_code/ImgProc/Threshold_inRange.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/ImgProc/Threshold.cpp' -> `./samples/cpp/tutorial_code/ImgProc/Threshold.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/ImgProc/Morphology_2.cpp' -> `./samples/cpp/tutorial_code/ImgProc/Morphology_2.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/ImgProc/Morphology_1.cpp' -> `./samples/cpp/tutorial_code/ImgProc/Morphology_1.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/ImgProc/BasicLinearTransforms.cpp' -> `./samples/cpp/tutorial_code/ImgProc/BasicLinearTransforms.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/ImgProc/basic_drawing/Drawing_2.cpp' -> `./samples/cpp/tutorial_code/ImgProc/basic_drawing/Drawing_2.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/ImgProc/basic_drawing/Drawing_1.cpp' -> `./samples/cpp/tutorial_code/ImgProc/basic_drawing/Drawing_1.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/ImgProc/morph_lines_detection/Morphology_3.cpp' -> `./samples/cpp/tutorial_code/ImgProc/morph_lines_detection/Morphology_3.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/ImgProc/changing_contrast_brightness_image/changing_contrast_brightness_image.cpp' -> `./samples/cpp/tutorial_code/ImgProc/changing_contrast_brightness_image/changing_contrast_brightness_image.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/ImgProc/Smoothing/Smoothing.cpp' -> `./samples/cpp/tutorial_code/ImgProc/Smoothing/Smoothing.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/ImgProc/out_of_focus_deblur_filter/out_of_focus_deblur_filter.cpp' -> `./samples/cpp/tutorial_code/ImgProc/out_of_focus_deblur_filter/out_of_focus_deblur_filter.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/ImgProc/HitMiss/HitMiss.cpp' -> `./samples/cpp/tutorial_code/ImgProc/HitMiss/HitMiss.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/ImgProc/Pyramids/Pyramids.cpp' -> `./samples/cpp/tutorial_code/ImgProc/Pyramids/Pyramids.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/snippets/imgproc_applyColorMap.cpp' -> `./samples/cpp/tutorial_code/snippets/imgproc_applyColorMap.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/snippets/imgproc_calcHist.cpp' -> `./samples/cpp/tutorial_code/snippets/imgproc_calcHist.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/snippets/imgproc_HoughLinesPointSet.cpp' -> `./samples/cpp/tutorial_code/snippets/imgproc_HoughLinesPointSet.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/snippets/core_mat_checkVector.cpp' -> `./samples/cpp/tutorial_code/snippets/core_mat_checkVector.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/snippets/core_reduce.cpp' -> `./samples/cpp/tutorial_code/snippets/core_reduce.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/snippets/core_merge.cpp' -> `./samples/cpp/tutorial_code/snippets/core_merge.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/snippets/imgproc_HoughLinesP.cpp' -> `./samples/cpp/tutorial_code/snippets/imgproc_HoughLinesP.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/snippets/imgproc_HoughLinesCircles.cpp' -> `./samples/cpp/tutorial_code/snippets/imgproc_HoughLinesCircles.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/snippets/core_split.cpp' -> `./samples/cpp/tutorial_code/snippets/core_split.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/snippets/imgcodecs_imwrite.cpp' -> `./samples/cpp/tutorial_code/snippets/imgcodecs_imwrite.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/snippets/imgproc_drawContours.cpp' -> `./samples/cpp/tutorial_code/snippets/imgproc_drawContours.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/snippets/core_various.cpp' -> `./samples/cpp/tutorial_code/snippets/core_various.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/introduction/windows_visual_studio_opencv/introduction_windows_vs.cpp' -> `./samples/cpp/tutorial_code/introduction/windows_visual_studio_opencv/introduction_windows_vs.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/introduction/documentation/documentation.cpp' -> `./samples/cpp/tutorial_code/introduction/documentation/documentation.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/introduction/display_image/display_image.cpp' -> `./samples/cpp/tutorial_code/introduction/display_image/display_image.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/HighGUI/AddingImagesTrackbar.cpp' -> `./samples/cpp/tutorial_code/HighGUI/AddingImagesTrackbar.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/HighGUI/BasicLinearTransformsTrackbar.cpp' -> `./samples/cpp/tutorial_code/HighGUI/BasicLinearTransformsTrackbar.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/CMakeLists.txt' -> `./samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/Mesh.h' -> `./samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/Mesh.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/Mesh.cpp' -> `./samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/Mesh.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/main_registration.cpp' -> `./samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/main_registration.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/Model.cpp' -> `./samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/Model.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/RobustMatcher.cpp' -> `./samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/RobustMatcher.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/ModelRegistration.cpp' -> `./samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/ModelRegistration.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/CsvWriter.h' -> `./samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/CsvWriter.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/PnPProblem.cpp' -> `./samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/PnPProblem.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/Model.h' -> `./samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/Model.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/main_detection.cpp' -> `./samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/main_detection.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/CsvReader.cpp' -> `./samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/CsvReader.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/PnPProblem.h' -> `./samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/PnPProblem.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/ModelRegistration.h' -> `./samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/ModelRegistration.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/RobustMatcher.h' -> `./samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/RobustMatcher.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/Utils.h' -> `./samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/Utils.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/CsvWriter.cpp' -> `./samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/CsvWriter.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/CsvReader.h' -> `./samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/CsvReader.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/Utils.cpp' -> `./samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/src/Utils.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/Data/cookies_ORB.yml' -> `./samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/Data/cookies_ORB.yml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/Data/box.ply' -> `./samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/Data/box.ply'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/Data/resized_IMG_3875.JPG' -> `./samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/Data/resized_IMG_3875.JPG'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/Data/box.mp4' -> `./samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/Data/box.mp4'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/calib3d/camera_calibration/camera_calibration.cpp' -> `./samples/cpp/tutorial_code/calib3d/camera_calibration/camera_calibration.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/calib3d/camera_calibration/in_VID5.xml' -> `./samples/cpp/tutorial_code/calib3d/camera_calibration/in_VID5.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/calib3d/camera_calibration/out_camera_data.yml' -> `./samples/cpp/tutorial_code/calib3d/camera_calibration/out_camera_data.yml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/calib3d/camera_calibration/VID5.xml' -> `./samples/cpp/tutorial_code/calib3d/camera_calibration/VID5.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/xfeatures2D/LATCH_match.cpp' -> `./samples/cpp/tutorial_code/xfeatures2D/LATCH_match.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/ml/introduction_to_svm/introduction_to_svm.cpp' -> `./samples/cpp/tutorial_code/ml/introduction_to_svm/introduction_to_svm.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/ml/non_linear_svms/non_linear_svms.cpp' -> `./samples/cpp/tutorial_code/ml/non_linear_svms/non_linear_svms.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/ml/introduction_to_pca/introduction_to_pca.cpp' -> `./samples/cpp/tutorial_code/ml/introduction_to_pca/introduction_to_pca.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/features2D/AKAZE_match.cpp' -> `./samples/cpp/tutorial_code/features2D/AKAZE_match.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/features2D/AKAZE_tracking/utils.h' -> `./samples/cpp/tutorial_code/features2D/AKAZE_tracking/utils.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/features2D/AKAZE_tracking/planar_tracking.cpp' -> `./samples/cpp/tutorial_code/features2D/AKAZE_tracking/planar_tracking.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/features2D/AKAZE_tracking/stats.h' -> `./samples/cpp/tutorial_code/features2D/AKAZE_tracking/stats.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/features2D/feature_description/SURF_matching_Demo.cpp' -> `./samples/cpp/tutorial_code/features2D/feature_description/SURF_matching_Demo.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/features2D/feature_homography/SURF_FLANN_matching_homography_Demo.cpp' -> `./samples/cpp/tutorial_code/features2D/feature_homography/SURF_FLANN_matching_homography_Demo.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/features2D/feature_detection/SURF_detection_Demo.cpp' -> `./samples/cpp/tutorial_code/features2D/feature_detection/SURF_detection_Demo.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/features2D/Homography/decompose_homography.cpp' -> `./samples/cpp/tutorial_code/features2D/Homography/decompose_homography.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/features2D/Homography/perspective_correction.cpp' -> `./samples/cpp/tutorial_code/features2D/Homography/perspective_correction.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/features2D/Homography/homography_from_camera_displacement.cpp' -> `./samples/cpp/tutorial_code/features2D/Homography/homography_from_camera_displacement.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/features2D/Homography/panorama_stitching_rotating_camera.cpp' -> `./samples/cpp/tutorial_code/features2D/Homography/panorama_stitching_rotating_camera.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/features2D/Homography/pose_from_homography.cpp' -> `./samples/cpp/tutorial_code/features2D/Homography/pose_from_homography.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/features2D/feature_flann_matcher/SURF_FLANN_matching_Demo.cpp' -> `./samples/cpp/tutorial_code/features2D/feature_flann_matcher/SURF_FLANN_matching_Demo.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/ImgTrans/Laplace_Demo.cpp' -> `./samples/cpp/tutorial_code/ImgTrans/Laplace_Demo.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/ImgTrans/houghcircles.cpp' -> `./samples/cpp/tutorial_code/ImgTrans/houghcircles.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/ImgTrans/filter2D_demo.cpp' -> `./samples/cpp/tutorial_code/ImgTrans/filter2D_demo.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/ImgTrans/copyMakeBorder_demo.cpp' -> `./samples/cpp/tutorial_code/ImgTrans/copyMakeBorder_demo.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/ImgTrans/CannyDetector_Demo.cpp' -> `./samples/cpp/tutorial_code/ImgTrans/CannyDetector_Demo.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/ImgTrans/houghlines.cpp' -> `./samples/cpp/tutorial_code/ImgTrans/houghlines.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/ImgTrans/Sobel_Demo.cpp' -> `./samples/cpp/tutorial_code/ImgTrans/Sobel_Demo.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/ImgTrans/Geometric_Transforms_Demo.cpp' -> `./samples/cpp/tutorial_code/ImgTrans/Geometric_Transforms_Demo.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/ImgTrans/imageSegmentation.cpp' -> `./samples/cpp/tutorial_code/ImgTrans/imageSegmentation.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/ImgTrans/Remap_Demo.cpp' -> `./samples/cpp/tutorial_code/ImgTrans/Remap_Demo.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/ImgTrans/HoughLines_Demo.cpp' -> `./samples/cpp/tutorial_code/ImgTrans/HoughLines_Demo.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/ImgTrans/HoughCircle_Demo.cpp' -> `./samples/cpp/tutorial_code/ImgTrans/HoughCircle_Demo.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/objectDetection/objectDetection.cpp' -> `./samples/cpp/tutorial_code/objectDetection/objectDetection.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/photo/decolorization/decolor.cpp' -> `./samples/cpp/tutorial_code/photo/decolorization/decolor.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/photo/seamless_cloning/cloning_demo.cpp' -> `./samples/cpp/tutorial_code/photo/seamless_cloning/cloning_demo.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/photo/seamless_cloning/cloning_gui.cpp' -> `./samples/cpp/tutorial_code/photo/seamless_cloning/cloning_gui.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/photo/non_photorealistic_rendering/npr_demo.cpp' -> `./samples/cpp/tutorial_code/photo/non_photorealistic_rendering/npr_demo.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/photo/hdr_imaging/hdr_imaging.cpp' -> `./samples/cpp/tutorial_code/photo/hdr_imaging/hdr_imaging.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/ShapeDescriptors/generalContours_demo1.cpp' -> `./samples/cpp/tutorial_code/ShapeDescriptors/generalContours_demo1.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/ShapeDescriptors/pointPolygonTest_demo.cpp' -> `./samples/cpp/tutorial_code/ShapeDescriptors/pointPolygonTest_demo.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/ShapeDescriptors/hull_demo.cpp' -> `./samples/cpp/tutorial_code/ShapeDescriptors/hull_demo.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/ShapeDescriptors/moments_demo.cpp' -> `./samples/cpp/tutorial_code/ShapeDescriptors/moments_demo.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/ShapeDescriptors/findContours_demo.cpp' -> `./samples/cpp/tutorial_code/ShapeDescriptors/findContours_demo.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/ShapeDescriptors/generalContours_demo2.cpp' -> `./samples/cpp/tutorial_code/ShapeDescriptors/generalContours_demo2.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/Histograms_Matching/MatchTemplate_Demo.cpp' -> `./samples/cpp/tutorial_code/Histograms_Matching/MatchTemplate_Demo.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/Histograms_Matching/calcBackProject_Demo1.cpp' -> `./samples/cpp/tutorial_code/Histograms_Matching/calcBackProject_Demo1.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/Histograms_Matching/calcBackProject_Demo2.cpp' -> `./samples/cpp/tutorial_code/Histograms_Matching/calcBackProject_Demo2.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/Histograms_Matching/EqualizeHist_Demo.cpp' -> `./samples/cpp/tutorial_code/Histograms_Matching/EqualizeHist_Demo.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/Histograms_Matching/compareHist_Demo.cpp' -> `./samples/cpp/tutorial_code/Histograms_Matching/compareHist_Demo.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/tutorial_code/Histograms_Matching/calcHist_Demo.cpp' -> `./samples/cpp/tutorial_code/Histograms_Matching/calcHist_Demo.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/example_cmake/CMakeLists.txt' -> `./samples/cpp/example_cmake/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/example_cmake/Makefile' -> `./samples/cpp/example_cmake/Makefile'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/cpp/example_cmake/example.cpp' -> `./samples/cpp/example_cmake/example.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/gpu/pyrlk_optical_flow.cpp' -> `./samples/gpu/pyrlk_optical_flow.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/gpu/opengl.cpp' -> `./samples/gpu/opengl.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/gpu/optical_flow.cpp' -> `./samples/gpu/optical_flow.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/gpu/surf_keypoint_matcher.cpp' -> `./samples/gpu/surf_keypoint_matcher.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/gpu/cascadeclassifier_nvidia_api.cpp' -> `./samples/gpu/cascadeclassifier_nvidia_api.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/gpu/stereo_match.cpp' -> `./samples/gpu/stereo_match.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/gpu/cascadeclassifier.cpp' -> `./samples/gpu/cascadeclassifier.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/gpu/CMakeLists.txt' -> `./samples/gpu/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/gpu/morphology.cpp' -> `./samples/gpu/morphology.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/gpu/video_reader.cpp' -> `./samples/gpu/video_reader.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/gpu/stereo_multi.cpp' -> `./samples/gpu/stereo_multi.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/gpu/generalized_hough.cpp' -> `./samples/gpu/generalized_hough.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/gpu/video_writer.cpp' -> `./samples/gpu/video_writer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/gpu/bgfg_segm.cpp' -> `./samples/gpu/bgfg_segm.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/gpu/farneback_optical_flow.cpp' -> `./samples/gpu/farneback_optical_flow.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/gpu/houghlines.cpp' -> `./samples/gpu/houghlines.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/gpu/multi.cpp' -> `./samples/gpu/multi.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/gpu/alpha_comp.cpp' -> `./samples/gpu/alpha_comp.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/gpu/hog.cpp' -> `./samples/gpu/hog.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/gpu/super_resolution.cpp' -> `./samples/gpu/super_resolution.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/gpu/opticalflow_nvidia_api.cpp' -> `./samples/gpu/opticalflow_nvidia_api.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/openvx/CMakeLists.txt' -> `./samples/openvx/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/openvx/no_wrappers.cpp' -> `./samples/openvx/no_wrappers.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/openvx/wrappers_video.cpp' -> `./samples/openvx/wrappers_video.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/openvx/wrappers.cpp' -> `./samples/openvx/wrappers.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/CMakeLists.txt' -> `./samples/android/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/.gitignore' -> `./samples/android/.gitignore'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/color-blob-detection/AndroidManifest.xml' -> `./samples/android/color-blob-detection/AndroidManifest.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/color-blob-detection/CMakeLists.txt' -> `./samples/android/color-blob-detection/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/color-blob-detection/.project' -> `./samples/android/color-blob-detection/.project'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/color-blob-detection/.classpath' -> `./samples/android/color-blob-detection/.classpath'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/color-blob-detection/src/org/opencv/samples/colorblobdetect/ColorBlobDetectionActivity.java' -> `./samples/android/color-blob-detection/src/org/opencv/samples/colorblobdetect/ColorBlobDetectionActivity.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/color-blob-detection/src/org/opencv/samples/colorblobdetect/ColorBlobDetector.java' -> `./samples/android/color-blob-detection/src/org/opencv/samples/colorblobdetect/ColorBlobDetector.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/color-blob-detection/.settings/org.eclipse.jdt.core.prefs' -> `./samples/android/color-blob-detection/.settings/org.eclipse.jdt.core.prefs'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/color-blob-detection/res/drawable/icon.png' -> `./samples/android/color-blob-detection/res/drawable/icon.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/color-blob-detection/res/layout/color_blob_detection_surface_view.xml' -> `./samples/android/color-blob-detection/res/layout/color_blob_detection_surface_view.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/color-blob-detection/res/values/strings.xml' -> `./samples/android/color-blob-detection/res/values/strings.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-1-camerapreview/AndroidManifest.xml' -> `./samples/android/tutorial-1-camerapreview/AndroidManifest.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-1-camerapreview/CMakeLists.txt' -> `./samples/android/tutorial-1-camerapreview/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-1-camerapreview/.project' -> `./samples/android/tutorial-1-camerapreview/.project'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-1-camerapreview/.classpath' -> `./samples/android/tutorial-1-camerapreview/.classpath'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-1-camerapreview/src/org/opencv/samples/tutorial1/Tutorial1Activity.java' -> `./samples/android/tutorial-1-camerapreview/src/org/opencv/samples/tutorial1/Tutorial1Activity.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-1-camerapreview/.settings/org.eclipse.jdt.core.prefs' -> `./samples/android/tutorial-1-camerapreview/.settings/org.eclipse.jdt.core.prefs'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-1-camerapreview/res/drawable/icon.png' -> `./samples/android/tutorial-1-camerapreview/res/drawable/icon.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-1-camerapreview/res/layout/tutorial1_surface_view.xml' -> `./samples/android/tutorial-1-camerapreview/res/layout/tutorial1_surface_view.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-1-camerapreview/res/values/strings.xml' -> `./samples/android/tutorial-1-camerapreview/res/values/strings.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-4-opencl/AndroidManifest.xml' -> `./samples/android/tutorial-4-opencl/AndroidManifest.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-4-opencl/CMakeLists.txt' -> `./samples/android/tutorial-4-opencl/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-4-opencl/.project' -> `./samples/android/tutorial-4-opencl/.project'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-4-opencl/.classpath' -> `./samples/android/tutorial-4-opencl/.classpath'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-4-opencl/lint.xml' -> `./samples/android/tutorial-4-opencl/lint.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-4-opencl/.cproject' -> `./samples/android/tutorial-4-opencl/.cproject'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-4-opencl/src/org/opencv/samples/tutorial4/NativePart.java' -> `./samples/android/tutorial-4-opencl/src/org/opencv/samples/tutorial4/NativePart.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-4-opencl/src/org/opencv/samples/tutorial4/Tutorial4Activity.java' -> `./samples/android/tutorial-4-opencl/src/org/opencv/samples/tutorial4/Tutorial4Activity.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-4-opencl/src/org/opencv/samples/tutorial4/MyGLSurfaceView.java' -> `./samples/android/tutorial-4-opencl/src/org/opencv/samples/tutorial4/MyGLSurfaceView.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-4-opencl/.settings/org.eclipse.jdt.core.prefs' -> `./samples/android/tutorial-4-opencl/.settings/org.eclipse.jdt.core.prefs'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-4-opencl/jni/CLprocessor.cpp' -> `./samples/android/tutorial-4-opencl/jni/CLprocessor.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-4-opencl/jni/common.hpp' -> `./samples/android/tutorial-4-opencl/jni/common.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-4-opencl/jni/Application.mk' -> `./samples/android/tutorial-4-opencl/jni/Application.mk'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-4-opencl/jni/jni.c' -> `./samples/android/tutorial-4-opencl/jni/jni.c'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-4-opencl/jni/Android.mk' -> `./samples/android/tutorial-4-opencl/jni/Android.mk'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-4-opencl/res/drawable/icon.png' -> `./samples/android/tutorial-4-opencl/res/drawable/icon.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-4-opencl/res/menu/menu.xml' -> `./samples/android/tutorial-4-opencl/res/menu/menu.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-4-opencl/res/layout/activity.xml' -> `./samples/android/tutorial-4-opencl/res/layout/activity.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-4-opencl/res/values/strings.xml' -> `./samples/android/tutorial-4-opencl/res/values/strings.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-3-cameracontrol/AndroidManifest.xml' -> `./samples/android/tutorial-3-cameracontrol/AndroidManifest.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-3-cameracontrol/CMakeLists.txt' -> `./samples/android/tutorial-3-cameracontrol/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-3-cameracontrol/.project' -> `./samples/android/tutorial-3-cameracontrol/.project'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-3-cameracontrol/.classpath' -> `./samples/android/tutorial-3-cameracontrol/.classpath'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-3-cameracontrol/src/org/opencv/samples/tutorial3/Tutorial3Activity.java' -> `./samples/android/tutorial-3-cameracontrol/src/org/opencv/samples/tutorial3/Tutorial3Activity.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-3-cameracontrol/src/org/opencv/samples/tutorial3/Tutorial3View.java' -> `./samples/android/tutorial-3-cameracontrol/src/org/opencv/samples/tutorial3/Tutorial3View.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-3-cameracontrol/.settings/org.eclipse.jdt.core.prefs' -> `./samples/android/tutorial-3-cameracontrol/.settings/org.eclipse.jdt.core.prefs'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-3-cameracontrol/res/drawable/icon.png' -> `./samples/android/tutorial-3-cameracontrol/res/drawable/icon.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-3-cameracontrol/res/layout/tutorial3_surface_view.xml' -> `./samples/android/tutorial-3-cameracontrol/res/layout/tutorial3_surface_view.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-3-cameracontrol/res/values/strings.xml' -> `./samples/android/tutorial-3-cameracontrol/res/values/strings.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/15-puzzle/AndroidManifest.xml' -> `./samples/android/15-puzzle/AndroidManifest.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/15-puzzle/CMakeLists.txt' -> `./samples/android/15-puzzle/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/15-puzzle/.project' -> `./samples/android/15-puzzle/.project'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/15-puzzle/.classpath' -> `./samples/android/15-puzzle/.classpath'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/15-puzzle/src/org/opencv/samples/puzzle15/Puzzle15Activity.java' -> `./samples/android/15-puzzle/src/org/opencv/samples/puzzle15/Puzzle15Activity.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/15-puzzle/src/org/opencv/samples/puzzle15/Puzzle15Processor.java' -> `./samples/android/15-puzzle/src/org/opencv/samples/puzzle15/Puzzle15Processor.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/15-puzzle/.settings/org.eclipse.jdt.core.prefs' -> `./samples/android/15-puzzle/.settings/org.eclipse.jdt.core.prefs'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/15-puzzle/res/drawable/icon.png' -> `./samples/android/15-puzzle/res/drawable/icon.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/15-puzzle/res/values/strings.xml' -> `./samples/android/15-puzzle/res/values/strings.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/face-detection/AndroidManifest.xml' -> `./samples/android/face-detection/AndroidManifest.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/face-detection/CMakeLists.txt' -> `./samples/android/face-detection/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/face-detection/.project' -> `./samples/android/face-detection/.project'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/face-detection/.classpath' -> `./samples/android/face-detection/.classpath'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/face-detection/.cproject' -> `./samples/android/face-detection/.cproject'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/face-detection/src/org/opencv/samples/facedetect/DetectionBasedTracker.java' -> `./samples/android/face-detection/src/org/opencv/samples/facedetect/DetectionBasedTracker.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/face-detection/src/org/opencv/samples/facedetect/FdActivity.java' -> `./samples/android/face-detection/src/org/opencv/samples/facedetect/FdActivity.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/face-detection/.settings/org.eclipse.jdt.core.prefs' -> `./samples/android/face-detection/.settings/org.eclipse.jdt.core.prefs'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/face-detection/jni/Application.mk' -> `./samples/android/face-detection/jni/Application.mk'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/face-detection/jni/DetectionBasedTracker_jni.cpp' -> `./samples/android/face-detection/jni/DetectionBasedTracker_jni.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/face-detection/jni/DetectionBasedTracker_jni.h' -> `./samples/android/face-detection/jni/DetectionBasedTracker_jni.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/face-detection/jni/Android.mk' -> `./samples/android/face-detection/jni/Android.mk'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/face-detection/res/drawable/icon.png' -> `./samples/android/face-detection/res/drawable/icon.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/face-detection/res/layout/face_detect_surface_view.xml' -> `./samples/android/face-detection/res/layout/face_detect_surface_view.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/face-detection/res/values/strings.xml' -> `./samples/android/face-detection/res/values/strings.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/face-detection/res/raw/lbpcascade_frontalface.xml' -> `./samples/android/face-detection/res/raw/lbpcascade_frontalface.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-2-mixedprocessing/AndroidManifest.xml' -> `./samples/android/tutorial-2-mixedprocessing/AndroidManifest.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-2-mixedprocessing/CMakeLists.txt' -> `./samples/android/tutorial-2-mixedprocessing/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-2-mixedprocessing/.project' -> `./samples/android/tutorial-2-mixedprocessing/.project'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-2-mixedprocessing/.classpath' -> `./samples/android/tutorial-2-mixedprocessing/.classpath'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-2-mixedprocessing/.cproject' -> `./samples/android/tutorial-2-mixedprocessing/.cproject'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-2-mixedprocessing/src/org/opencv/samples/tutorial2/Tutorial2Activity.java' -> `./samples/android/tutorial-2-mixedprocessing/src/org/opencv/samples/tutorial2/Tutorial2Activity.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-2-mixedprocessing/.settings/org.eclipse.jdt.core.prefs' -> `./samples/android/tutorial-2-mixedprocessing/.settings/org.eclipse.jdt.core.prefs'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-2-mixedprocessing/jni/Application.mk' -> `./samples/android/tutorial-2-mixedprocessing/jni/Application.mk'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-2-mixedprocessing/jni/Android.mk' -> `./samples/android/tutorial-2-mixedprocessing/jni/Android.mk'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-2-mixedprocessing/jni/jni_part.cpp' -> `./samples/android/tutorial-2-mixedprocessing/jni/jni_part.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-2-mixedprocessing/res/drawable/icon.png' -> `./samples/android/tutorial-2-mixedprocessing/res/drawable/icon.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-2-mixedprocessing/res/layout/tutorial2_surface_view.xml' -> `./samples/android/tutorial-2-mixedprocessing/res/layout/tutorial2_surface_view.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/tutorial-2-mixedprocessing/res/values/strings.xml' -> `./samples/android/tutorial-2-mixedprocessing/res/values/strings.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/hello-android/main.cpp' -> `./samples/android/hello-android/main.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/hello-android/CMakeLists.txt' -> `./samples/android/hello-android/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/hello-android/cmake_android.sh' -> `./samples/android/hello-android/cmake_android.sh'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/hello-android/run.sh' -> `./samples/android/hello-android/run.sh'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/hello-android/cmake_android.cmd' -> `./samples/android/hello-android/cmake_android.cmd'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/hello-android/run.cmd' -> `./samples/android/hello-android/run.cmd'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/mobilenet-objdetect/AndroidManifest.xml' -> `./samples/android/mobilenet-objdetect/AndroidManifest.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/mobilenet-objdetect/CMakeLists.txt' -> `./samples/android/mobilenet-objdetect/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/mobilenet-objdetect/src/org/opencv/samples/opencv_mobilenet/MainActivity.java' -> `./samples/android/mobilenet-objdetect/src/org/opencv/samples/opencv_mobilenet/MainActivity.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/mobilenet-objdetect/res/layout/activity_main.xml' -> `./samples/android/mobilenet-objdetect/res/layout/activity_main.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/mobilenet-objdetect/res/values/strings.xml' -> `./samples/android/mobilenet-objdetect/res/values/strings.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/image-manipulations/AndroidManifest.xml' -> `./samples/android/image-manipulations/AndroidManifest.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/image-manipulations/CMakeLists.txt' -> `./samples/android/image-manipulations/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/image-manipulations/.project' -> `./samples/android/image-manipulations/.project'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/image-manipulations/.classpath' -> `./samples/android/image-manipulations/.classpath'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/image-manipulations/src/org/opencv/samples/imagemanipulations/ImageManipulationsActivity.java' -> `./samples/android/image-manipulations/src/org/opencv/samples/imagemanipulations/ImageManipulationsActivity.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/image-manipulations/.settings/org.eclipse.jdt.core.prefs' -> `./samples/android/image-manipulations/.settings/org.eclipse.jdt.core.prefs'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/image-manipulations/res/drawable/icon.png' -> `./samples/android/image-manipulations/res/drawable/icon.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/image-manipulations/res/layout/image_manipulations_surface_view.xml' -> `./samples/android/image-manipulations/res/layout/image_manipulations_surface_view.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/image-manipulations/res/values/strings.xml' -> `./samples/android/image-manipulations/res/values/strings.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/camera-calibration/AndroidManifest.xml' -> `./samples/android/camera-calibration/AndroidManifest.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/camera-calibration/CMakeLists.txt' -> `./samples/android/camera-calibration/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/camera-calibration/.project' -> `./samples/android/camera-calibration/.project'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/camera-calibration/.classpath' -> `./samples/android/camera-calibration/.classpath'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/camera-calibration/src/org/opencv/samples/cameracalibration/CameraCalibrationActivity.java' -> `./samples/android/camera-calibration/src/org/opencv/samples/cameracalibration/CameraCalibrationActivity.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/camera-calibration/src/org/opencv/samples/cameracalibration/CameraCalibrator.java' -> `./samples/android/camera-calibration/src/org/opencv/samples/cameracalibration/CameraCalibrator.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/camera-calibration/src/org/opencv/samples/cameracalibration/CalibrationResult.java' -> `./samples/android/camera-calibration/src/org/opencv/samples/cameracalibration/CalibrationResult.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/camera-calibration/src/org/opencv/samples/cameracalibration/OnCameraFrameRender.java' -> `./samples/android/camera-calibration/src/org/opencv/samples/cameracalibration/OnCameraFrameRender.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/camera-calibration/.settings/org.eclipse.jdt.core.prefs' -> `./samples/android/camera-calibration/.settings/org.eclipse.jdt.core.prefs'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/camera-calibration/res/drawable/icon.png' -> `./samples/android/camera-calibration/res/drawable/icon.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/camera-calibration/res/menu/calibration.xml' -> `./samples/android/camera-calibration/res/menu/calibration.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/camera-calibration/res/layout/camera_calibration_surface_view.xml' -> `./samples/android/camera-calibration/res/layout/camera_calibration_surface_view.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/android/camera-calibration/res/values/strings.xml' -> `./samples/android/camera-calibration/res/values/strings.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/opencv_version.java' -> `./samples/java/opencv_version.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/clojure/simple-sample/project.clj' -> `./samples/java/clojure/simple-sample/project.clj'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/clojure/simple-sample/.gitignore' -> `./samples/java/clojure/simple-sample/.gitignore'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/clojure/simple-sample/src/simple_sample/core.clj' -> `./samples/java/clojure/simple-sample/src/simple_sample/core.clj'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/clojure/simple-sample/resources/images/lena.png' -> `./samples/java/clojure/simple-sample/resources/images/lena.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/clojure/simple-sample/test/simple_sample/core_test.clj' -> `./samples/java/clojure/simple-sample/test/simple_sample/core_test.clj'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/ant/build.xml' -> `./samples/java/ant/build.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/ant/src/SimpleSample.java' -> `./samples/java/ant/src/SimpleSample.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/sbt/README' -> `./samples/java/sbt/README'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/sbt/src/main/resources/img1.png' -> `./samples/java/sbt/src/main/resources/img1.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/sbt/src/main/resources/img2.png' -> `./samples/java/sbt/src/main/resources/img2.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/sbt/src/main/resources/AverageMaleFace.jpg' -> `./samples/java/sbt/src/main/resources/AverageMaleFace.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/sbt/src/main/java/DetectFaceDemo.java' -> `./samples/java/sbt/src/main/java/DetectFaceDemo.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/sbt/src/main/scala/ScalaCorrespondenceMatchingDemo.scala' -> `./samples/java/sbt/src/main/scala/ScalaCorrespondenceMatchingDemo.scala'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/sbt/src/main/scala/Main.scala' -> `./samples/java/sbt/src/main/scala/Main.scala'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/sbt/src/main/scala/ScalaDetectFaceDemo.scala' -> `./samples/java/sbt/src/main/scala/ScalaDetectFaceDemo.scala'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/sbt/lib/copy_opencv_jar_here' -> `./samples/java/sbt/lib/copy_opencv_jar_here'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/sbt/sbt/sbt' -> `./samples/java/sbt/sbt/sbt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/sbt/project/plugins.sbt' -> `./samples/java/sbt/project/plugins.sbt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/sbt/project/build.scala' -> `./samples/java/sbt/project/build.scala'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/CMakeLists.txt' -> `./samples/java/tutorial_code/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/build.xml' -> `./samples/java/tutorial_code/build.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/highgui/trackbar/AddingImagesTrackbar.java' -> `./samples/java/tutorial_code/highgui/trackbar/AddingImagesTrackbar.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/TrackingMotion/corner_subpixels/CornerSubPixDemo.java' -> `./samples/java/tutorial_code/TrackingMotion/corner_subpixels/CornerSubPixDemo.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/TrackingMotion/generic_corner_detector/CornerDetectorDemo.java' -> `./samples/java/tutorial_code/TrackingMotion/generic_corner_detector/CornerDetectorDemo.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/TrackingMotion/good_features_to_track/GoodFeaturesToTrackDemo.java' -> `./samples/java/tutorial_code/TrackingMotion/good_features_to_track/GoodFeaturesToTrackDemo.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/TrackingMotion/harris_detector/CornerHarrisDemo.java' -> `./samples/java/tutorial_code/TrackingMotion/harris_detector/CornerHarrisDemo.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/core/mat_mask_operations/MatMaskOperations.java' -> `./samples/java/tutorial_code/core/mat_mask_operations/MatMaskOperations.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/core/AddingImages/AddingImages.java' -> `./samples/java/tutorial_code/core/AddingImages/AddingImages.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/core/discrete_fourier_transform/DiscreteFourierTransform.java' -> `./samples/java/tutorial_code/core/discrete_fourier_transform/DiscreteFourierTransform.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/core/mat_operations/MatOperations.java' -> `./samples/java/tutorial_code/core/mat_operations/MatOperations.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/ImgProc/morph_lines_detection/Morphology_3.java' -> `./samples/java/tutorial_code/ImgProc/morph_lines_detection/Morphology_3.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/ImgProc/changing_contrast_brightness_image/ChangingContrastBrightnessImageDemo.java' -> `./samples/java/tutorial_code/ImgProc/changing_contrast_brightness_image/ChangingContrastBrightnessImageDemo.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/ImgProc/changing_contrast_brightness_image/BasicLinearTransformsDemo.java' -> `./samples/java/tutorial_code/ImgProc/changing_contrast_brightness_image/BasicLinearTransformsDemo.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/ImgProc/Smoothing/Smoothing.java' -> `./samples/java/tutorial_code/ImgProc/Smoothing/Smoothing.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/ImgProc/tutorial_template_matching/MatchTemplateDemo.java' -> `./samples/java/tutorial_code/ImgProc/tutorial_template_matching/MatchTemplateDemo.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/ImgProc/threshold/Threshold.java' -> `./samples/java/tutorial_code/ImgProc/threshold/Threshold.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/ImgProc/erosion_dilatation/MorphologyDemo1.java' -> `./samples/java/tutorial_code/ImgProc/erosion_dilatation/MorphologyDemo1.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/ImgProc/HitMiss/HitMiss.java' -> `./samples/java/tutorial_code/ImgProc/HitMiss/HitMiss.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/ImgProc/opening_closing_hats/MorphologyDemo2.java' -> `./samples/java/tutorial_code/ImgProc/opening_closing_hats/MorphologyDemo2.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/ImgProc/Pyramids/Pyramids.java' -> `./samples/java/tutorial_code/ImgProc/Pyramids/Pyramids.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/ImgProc/BasicGeometricDrawing/BasicGeometricDrawing.java' -> `./samples/java/tutorial_code/ImgProc/BasicGeometricDrawing/BasicGeometricDrawing.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/ImgProc/threshold_inRange/ThresholdInRange.java' -> `./samples/java/tutorial_code/ImgProc/threshold_inRange/ThresholdInRange.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/introduction/documentation/Documentation.java' -> `./samples/java/tutorial_code/introduction/documentation/Documentation.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/ml/introduction_to_svm/IntroductionToSVMDemo.java' -> `./samples/java/tutorial_code/ml/introduction_to_svm/IntroductionToSVMDemo.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/ml/non_linear_svms/NonLinearSVMsDemo.java' -> `./samples/java/tutorial_code/ml/non_linear_svms/NonLinearSVMsDemo.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/ml/introduction_to_pca/IntroductionToPCADemo.java' -> `./samples/java/tutorial_code/ml/introduction_to_pca/IntroductionToPCADemo.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/features2D/akaze_matching/AKAZEMatchDemo.java' -> `./samples/java/tutorial_code/features2D/akaze_matching/AKAZEMatchDemo.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/features2D/feature_description/SURFMatchingDemo.java' -> `./samples/java/tutorial_code/features2D/feature_description/SURFMatchingDemo.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/features2D/feature_homography/SURFFLANNMatchingHomographyDemo.java' -> `./samples/java/tutorial_code/features2D/feature_homography/SURFFLANNMatchingHomographyDemo.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/features2D/feature_detection/SURFDetectionDemo.java' -> `./samples/java/tutorial_code/features2D/feature_detection/SURFDetectionDemo.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/features2D/feature_flann_matcher/SURFFLANNMatchingDemo.java' -> `./samples/java/tutorial_code/features2D/feature_flann_matcher/SURFFLANNMatchingDemo.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/ImgTrans/MakeBorder/CopyMakeBorder.java' -> `./samples/java/tutorial_code/ImgTrans/MakeBorder/CopyMakeBorder.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/ImgTrans/canny_detector/CannyDetectorDemo.java' -> `./samples/java/tutorial_code/ImgTrans/canny_detector/CannyDetectorDemo.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/ImgTrans/LaPlace/LaplaceDemo.java' -> `./samples/java/tutorial_code/ImgTrans/LaPlace/LaplaceDemo.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/ImgTrans/HoughLine/HoughLines.java' -> `./samples/java/tutorial_code/ImgTrans/HoughLine/HoughLines.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/ImgTrans/Filter2D/Filter2D_Demo.java' -> `./samples/java/tutorial_code/ImgTrans/Filter2D/Filter2D_Demo.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/ImgTrans/warp_affine/GeometricTransformsDemo.java' -> `./samples/java/tutorial_code/ImgTrans/warp_affine/GeometricTransformsDemo.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/ImgTrans/SobelDemo/SobelDemo.java' -> `./samples/java/tutorial_code/ImgTrans/SobelDemo/SobelDemo.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/ImgTrans/HoughCircle/HoughCircles.java' -> `./samples/java/tutorial_code/ImgTrans/HoughCircle/HoughCircles.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/ImgTrans/remap/RemapDemo.java' -> `./samples/java/tutorial_code/ImgTrans/remap/RemapDemo.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/ImgTrans/distance_transformation/ImageSegmentationDemo.java' -> `./samples/java/tutorial_code/ImgTrans/distance_transformation/ImageSegmentationDemo.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/objectDetection/cascade_classifier/ObjectDetectionDemo.java' -> `./samples/java/tutorial_code/objectDetection/cascade_classifier/ObjectDetectionDemo.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/photo/hdr_imaging/HDRImagingDemo.java' -> `./samples/java/tutorial_code/photo/hdr_imaging/HDRImagingDemo.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/ShapeDescriptors/hull/HullDemo.java' -> `./samples/java/tutorial_code/ShapeDescriptors/hull/HullDemo.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/ShapeDescriptors/moments/MomentsDemo.java' -> `./samples/java/tutorial_code/ShapeDescriptors/moments/MomentsDemo.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/ShapeDescriptors/bounding_rects_circles/GeneralContoursDemo1.java' -> `./samples/java/tutorial_code/ShapeDescriptors/bounding_rects_circles/GeneralContoursDemo1.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/ShapeDescriptors/bounding_rotated_ellipses/GeneralContoursDemo2.java' -> `./samples/java/tutorial_code/ShapeDescriptors/bounding_rotated_ellipses/GeneralContoursDemo2.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/ShapeDescriptors/find_contours/FindContoursDemo.java' -> `./samples/java/tutorial_code/ShapeDescriptors/find_contours/FindContoursDemo.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/ShapeDescriptors/point_polygon_test/PointPolygonTestDemo.java' -> `./samples/java/tutorial_code/ShapeDescriptors/point_polygon_test/PointPolygonTestDemo.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/Histograms_Matching/histogram_equalization/EqualizeHistDemo.java' -> `./samples/java/tutorial_code/Histograms_Matching/histogram_equalization/EqualizeHistDemo.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/Histograms_Matching/histogram_comparison/CompareHistDemo.java' -> `./samples/java/tutorial_code/Histograms_Matching/histogram_comparison/CompareHistDemo.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/Histograms_Matching/back_projection/CalcBackProjectDemo2.java' -> `./samples/java/tutorial_code/Histograms_Matching/back_projection/CalcBackProjectDemo2.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/Histograms_Matching/back_projection/CalcBackProjectDemo1.java' -> `./samples/java/tutorial_code/Histograms_Matching/back_projection/CalcBackProjectDemo1.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/tutorial_code/Histograms_Matching/histogram_calculation/CalcHistDemo.java' -> `./samples/java/tutorial_code/Histograms_Matching/histogram_calculation/CalcHistDemo.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/eclipse/HelloCV/.project' -> `./samples/java/eclipse/HelloCV/.project'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/eclipse/HelloCV/.classpath' -> `./samples/java/eclipse/HelloCV/.classpath'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/eclipse/HelloCV/src/Main.java' -> `./samples/java/eclipse/HelloCV/src/Main.java'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/java/eclipse/HelloCV/.settings/org.eclipse.jdt.core.prefs' -> `./samples/java/eclipse/HelloCV/.settings/org.eclipse.jdt.core.prefs'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/tapi/pyrlk_optical_flow.cpp' -> `./samples/tapi/pyrlk_optical_flow.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/tapi/dense_optical_flow.cpp' -> `./samples/tapi/dense_optical_flow.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/tapi/CMakeLists.txt' -> `./samples/tapi/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/tapi/opencl_custom_kernel.cpp' -> `./samples/tapi/opencl_custom_kernel.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/tapi/ufacedetect.cpp' -> `./samples/tapi/ufacedetect.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/tapi/squares.cpp' -> `./samples/tapi/squares.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/tapi/bgfg_segm.cpp' -> `./samples/tapi/bgfg_segm.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/tapi/camshift.cpp' -> `./samples/tapi/camshift.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/tapi/hog.cpp' -> `./samples/tapi/hog.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/tapi/clahe.cpp' -> `./samples/tapi/clahe.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/opencl/CMakeLists.txt' -> `./samples/opencl/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/opencl/opencl-opencv-interop.cpp' -> `./samples/opencl/opencl-opencv-interop.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/asift.py' -> `./samples/python/asift.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/opt_flow.py' -> `./samples/python/opt_flow.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/houghlines.py' -> `./samples/python/houghlines.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/letter_recog.py' -> `./samples/python/letter_recog.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/lk_homography.py' -> `./samples/python/lk_homography.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/inpaint.py' -> `./samples/python/inpaint.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/edge.py' -> `./samples/python/edge.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/hist.py' -> `./samples/python/hist.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/gaussian_mix.py' -> `./samples/python/gaussian_mix.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/grabcut.py' -> `./samples/python/grabcut.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/CMakeLists.txt' -> `./samples/python/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/digits_video.py' -> `./samples/python/digits_video.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/video_v4l2.py' -> `./samples/python/video_v4l2.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/watershed.py' -> `./samples/python/watershed.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/fitline.py' -> `./samples/python/fitline.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/_coverage.py' -> `./samples/python/_coverage.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/distrans.py' -> `./samples/python/distrans.py'
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`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/camshift.py' -> `./samples/python/camshift.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/feature_homography.py' -> `./samples/python/feature_homography.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/turing.py' -> `./samples/python/turing.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/_doc.py' -> `./samples/python/_doc.py'
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`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/calibrate.py' -> `./samples/python/calibrate.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/_run_winpack_demo_python27.cmd' -> `./samples/python/_run_winpack_demo_python27.cmd'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/dft.py' -> `./samples/python/dft.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/texture_flow.py' -> `./samples/python/texture_flow.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/digits_adjust.py' -> `./samples/python/digits_adjust.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/demo.py' -> `./samples/python/demo.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/find_obj.py' -> `./samples/python/find_obj.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/contours.py' -> `./samples/python/contours.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/browse.py' -> `./samples/python/browse.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/lk_track.py' -> `./samples/python/lk_track.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/plane_tracker.py' -> `./samples/python/plane_tracker.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/lappyr.py' -> `./samples/python/lappyr.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/opencv_version.py' -> `./samples/python/opencv_version.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/camera_calibration_show_extrinsics.py' -> `./samples/python/camera_calibration_show_extrinsics.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/deconvolution.py' -> `./samples/python/deconvolution.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/kmeans.py' -> `./samples/python/kmeans.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/mouse_and_match.py' -> `./samples/python/mouse_and_match.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/floodfill.py' -> `./samples/python/floodfill.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/kalman.py' -> `./samples/python/kalman.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/.gitignore' -> `./samples/python/.gitignore'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/mser.py' -> `./samples/python/mser.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/stereo_match.py' -> `./samples/python/stereo_match.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/color_histogram.py' -> `./samples/python/color_histogram.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/squares.py' -> `./samples/python/squares.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/houghcircles.py' -> `./samples/python/houghcircles.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/logpolar.py' -> `./samples/python/logpolar.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/video_threaded.py' -> `./samples/python/video_threaded.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/mosse.py' -> `./samples/python/mosse.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/digits.py' -> `./samples/python/digits.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/facedetect.py' -> `./samples/python/facedetect.py'
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`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/plane_ar.py' -> `./samples/python/plane_ar.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/morphology.py' -> `./samples/python/morphology.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/highgui/trackbar/AddingImagesTrackbar.py' -> `./samples/python/tutorial_code/highgui/trackbar/AddingImagesTrackbar.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/imgProc/hough_line_transform/hough_line_transform.py' -> `./samples/python/tutorial_code/imgProc/hough_line_transform/hough_line_transform.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/imgProc/hough_line_transform/probabilistic_hough_line_transform.py' -> `./samples/python/tutorial_code/imgProc/hough_line_transform/probabilistic_hough_line_transform.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/imgProc/match_template/match_template.py' -> `./samples/python/tutorial_code/imgProc/match_template/match_template.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/imgProc/morph_lines_detection/morph_lines_detection.py' -> `./samples/python/tutorial_code/imgProc/morph_lines_detection/morph_lines_detection.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/imgProc/changing_contrast_brightness_image/BasicLinearTransforms.py' -> `./samples/python/tutorial_code/imgProc/changing_contrast_brightness_image/BasicLinearTransforms.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/imgProc/changing_contrast_brightness_image/changing_contrast_brightness_image.py' -> `./samples/python/tutorial_code/imgProc/changing_contrast_brightness_image/changing_contrast_brightness_image.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/imgProc/Smoothing/smoothing.py' -> `./samples/python/tutorial_code/imgProc/Smoothing/smoothing.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/imgProc/threshold/threshold.py' -> `./samples/python/tutorial_code/imgProc/threshold/threshold.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/imgProc/erosion_dilatation/morphology_1.py' -> `./samples/python/tutorial_code/imgProc/erosion_dilatation/morphology_1.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/imgProc/HitMiss/hit_miss.py' -> `./samples/python/tutorial_code/imgProc/HitMiss/hit_miss.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/imgProc/opening_closing_hats/morphology_2.py' -> `./samples/python/tutorial_code/imgProc/opening_closing_hats/morphology_2.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/imgProc/Pyramids/pyramids.py' -> `./samples/python/tutorial_code/imgProc/Pyramids/pyramids.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/imgProc/BasicGeometricDrawing/basic_geometric_drawing.py' -> `./samples/python/tutorial_code/imgProc/BasicGeometricDrawing/basic_geometric_drawing.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/imgProc/threshold_inRange/threshold_inRange.py' -> `./samples/python/tutorial_code/imgProc/threshold_inRange/threshold_inRange.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/TrackingMotion/corner_subpixels/cornerSubPix_Demo.py' -> `./samples/python/tutorial_code/TrackingMotion/corner_subpixels/cornerSubPix_Demo.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/TrackingMotion/generic_corner_detector/cornerDetector_Demo.py' -> `./samples/python/tutorial_code/TrackingMotion/generic_corner_detector/cornerDetector_Demo.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/TrackingMotion/good_features_to_track/goodFeaturesToTrack_Demo.py' -> `./samples/python/tutorial_code/TrackingMotion/good_features_to_track/goodFeaturesToTrack_Demo.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/TrackingMotion/harris_detector/cornerHarris_Demo.py' -> `./samples/python/tutorial_code/TrackingMotion/harris_detector/cornerHarris_Demo.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/core/mat_mask_operations/mat_mask_operations.py' -> `./samples/python/tutorial_code/core/mat_mask_operations/mat_mask_operations.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/core/AddingImages/adding_images.py' -> `./samples/python/tutorial_code/core/AddingImages/adding_images.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/core/discrete_fourier_transform/discrete_fourier_transform.py' -> `./samples/python/tutorial_code/core/discrete_fourier_transform/discrete_fourier_transform.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/core/mat_operations/mat_operations.py' -> `./samples/python/tutorial_code/core/mat_operations/mat_operations.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/introduction/documentation/documentation.py' -> `./samples/python/tutorial_code/introduction/documentation/documentation.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/ml/introduction_to_svm/introduction_to_svm.py' -> `./samples/python/tutorial_code/ml/introduction_to_svm/introduction_to_svm.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/ml/py_svm_opencv/hogsvm.py' -> `./samples/python/tutorial_code/ml/py_svm_opencv/hogsvm.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/ml/non_linear_svms/non_linear_svms.py' -> `./samples/python/tutorial_code/ml/non_linear_svms/non_linear_svms.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/ml/introduction_to_pca/introduction_to_pca.py' -> `./samples/python/tutorial_code/ml/introduction_to_pca/introduction_to_pca.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/features2D/akaze_matching/AKAZE_match.py' -> `./samples/python/tutorial_code/features2D/akaze_matching/AKAZE_match.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/features2D/feature_description/SURF_matching_Demo.py' -> `./samples/python/tutorial_code/features2D/feature_description/SURF_matching_Demo.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/features2D/feature_homography/SURF_FLANN_matching_homography_Demo.py' -> `./samples/python/tutorial_code/features2D/feature_homography/SURF_FLANN_matching_homography_Demo.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/features2D/feature_detection/SURF_detection_Demo.py' -> `./samples/python/tutorial_code/features2D/feature_detection/SURF_detection_Demo.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/features2D/feature_flann_matcher/SURF_FLANN_matching_Demo.py' -> `./samples/python/tutorial_code/features2D/feature_flann_matcher/SURF_FLANN_matching_Demo.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/ImgTrans/MakeBorder/copy_make_border.py' -> `./samples/python/tutorial_code/ImgTrans/MakeBorder/copy_make_border.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/ImgTrans/canny_detector/CannyDetector_Demo.py' -> `./samples/python/tutorial_code/ImgTrans/canny_detector/CannyDetector_Demo.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/ImgTrans/LaPlace/laplace_demo.py' -> `./samples/python/tutorial_code/ImgTrans/LaPlace/laplace_demo.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/ImgTrans/HoughLine/hough_lines.py' -> `./samples/python/tutorial_code/ImgTrans/HoughLine/hough_lines.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/ImgTrans/Filter2D/filter2D.py' -> `./samples/python/tutorial_code/ImgTrans/Filter2D/filter2D.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/ImgTrans/warp_affine/Geometric_Transforms_Demo.py' -> `./samples/python/tutorial_code/ImgTrans/warp_affine/Geometric_Transforms_Demo.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/ImgTrans/SobelDemo/sobel_demo.py' -> `./samples/python/tutorial_code/ImgTrans/SobelDemo/sobel_demo.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/ImgTrans/HoughCircle/hough_circle.py' -> `./samples/python/tutorial_code/ImgTrans/HoughCircle/hough_circle.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/ImgTrans/remap/Remap_Demo.py' -> `./samples/python/tutorial_code/ImgTrans/remap/Remap_Demo.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/ImgTrans/distance_transformation/imageSegmentation.py' -> `./samples/python/tutorial_code/ImgTrans/distance_transformation/imageSegmentation.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/objectDetection/cascade_classifier/objectDetection.py' -> `./samples/python/tutorial_code/objectDetection/cascade_classifier/objectDetection.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/photo/hdr_imaging/hdr_imaging.py' -> `./samples/python/tutorial_code/photo/hdr_imaging/hdr_imaging.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/ShapeDescriptors/hull/hull_demo.py' -> `./samples/python/tutorial_code/ShapeDescriptors/hull/hull_demo.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/ShapeDescriptors/moments/moments_demo.py' -> `./samples/python/tutorial_code/ShapeDescriptors/moments/moments_demo.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/ShapeDescriptors/bounding_rects_circles/generalContours_demo1.py' -> `./samples/python/tutorial_code/ShapeDescriptors/bounding_rects_circles/generalContours_demo1.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/ShapeDescriptors/bounding_rotated_ellipses/generalContours_demo2.py' -> `./samples/python/tutorial_code/ShapeDescriptors/bounding_rotated_ellipses/generalContours_demo2.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/ShapeDescriptors/find_contours/findContours_demo.py' -> `./samples/python/tutorial_code/ShapeDescriptors/find_contours/findContours_demo.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/ShapeDescriptors/point_polygon_test/pointPolygonTest_demo.py' -> `./samples/python/tutorial_code/ShapeDescriptors/point_polygon_test/pointPolygonTest_demo.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/Histograms_Matching/histogram_equalization/EqualizeHist_Demo.py' -> `./samples/python/tutorial_code/Histograms_Matching/histogram_equalization/EqualizeHist_Demo.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/Histograms_Matching/histogram_comparison/compareHist_Demo.py' -> `./samples/python/tutorial_code/Histograms_Matching/histogram_comparison/compareHist_Demo.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/Histograms_Matching/back_projection/calcBackProject_Demo1.py' -> `./samples/python/tutorial_code/Histograms_Matching/back_projection/calcBackProject_Demo1.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/Histograms_Matching/back_projection/calcBackProject_Demo2.py' -> `./samples/python/tutorial_code/Histograms_Matching/back_projection/calcBackProject_Demo2.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/python/tutorial_code/Histograms_Matching/histogram_calculation/calcHist_Demo.py' -> `./samples/python/tutorial_code/Histograms_Matching/histogram_calculation/calcHist_Demo.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/readme.txt' -> `./samples/wp8/readme.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/.gitignore' -> `./samples/wp8/.gitignore'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OpenCVXaml/OpenCVXaml.sln' -> `./samples/wp8/OpenCVXaml/OpenCVXaml.sln'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OpenCVXaml/OpenCVXaml/App.xaml.cs' -> `./samples/wp8/OpenCVXaml/OpenCVXaml/App.xaml.cs'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OpenCVXaml/OpenCVXaml/OpenCVXaml.csproj' -> `./samples/wp8/OpenCVXaml/OpenCVXaml/OpenCVXaml.csproj'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OpenCVXaml/OpenCVXaml/LocalizedStrings.cs' -> `./samples/wp8/OpenCVXaml/OpenCVXaml/LocalizedStrings.cs'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OpenCVXaml/OpenCVXaml/MainPage.xaml.cs' -> `./samples/wp8/OpenCVXaml/OpenCVXaml/MainPage.xaml.cs'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OpenCVXaml/OpenCVXaml/App.xaml' -> `./samples/wp8/OpenCVXaml/OpenCVXaml/App.xaml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OpenCVXaml/OpenCVXaml/MainPage.xaml' -> `./samples/wp8/OpenCVXaml/OpenCVXaml/MainPage.xaml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OpenCVXaml/OpenCVXaml/Resources/AppResources.Designer.cs' -> `./samples/wp8/OpenCVXaml/OpenCVXaml/Resources/AppResources.Designer.cs'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OpenCVXaml/OpenCVXaml/Resources/AppResources.resx' -> `./samples/wp8/OpenCVXaml/OpenCVXaml/Resources/AppResources.resx'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OpenCVXaml/OpenCVXaml/Assets/ApplicationIcon.png' -> `./samples/wp8/OpenCVXaml/OpenCVXaml/Assets/ApplicationIcon.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OpenCVXaml/OpenCVXaml/Assets/Lena.png' -> `./samples/wp8/OpenCVXaml/OpenCVXaml/Assets/Lena.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OpenCVXaml/OpenCVXaml/Assets/AlignmentGrid.png' -> `./samples/wp8/OpenCVXaml/OpenCVXaml/Assets/AlignmentGrid.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OpenCVXaml/OpenCVXaml/Assets/Tiles/FlipCycleTileLarge.png' -> `./samples/wp8/OpenCVXaml/OpenCVXaml/Assets/Tiles/FlipCycleTileLarge.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OpenCVXaml/OpenCVXaml/Assets/Tiles/IconicTileMediumLarge.png' -> `./samples/wp8/OpenCVXaml/OpenCVXaml/Assets/Tiles/IconicTileMediumLarge.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OpenCVXaml/OpenCVXaml/Assets/Tiles/FlipCycleTileMedium.png' -> `./samples/wp8/OpenCVXaml/OpenCVXaml/Assets/Tiles/FlipCycleTileMedium.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OpenCVXaml/OpenCVXaml/Assets/Tiles/FlipCycleTileSmall.png' -> `./samples/wp8/OpenCVXaml/OpenCVXaml/Assets/Tiles/FlipCycleTileSmall.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OpenCVXaml/OpenCVXaml/Assets/Tiles/IconicTileSmall.png' -> `./samples/wp8/OpenCVXaml/OpenCVXaml/Assets/Tiles/IconicTileSmall.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OpenCVXaml/OpenCVXaml/Properties/AppManifest.xml' -> `./samples/wp8/OpenCVXaml/OpenCVXaml/Properties/AppManifest.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OpenCVXaml/OpenCVXaml/Properties/WMAppManifest.xml' -> `./samples/wp8/OpenCVXaml/OpenCVXaml/Properties/WMAppManifest.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OpenCVXaml/OpenCVXaml/Properties/AssemblyInfo.cs' -> `./samples/wp8/OpenCVXaml/OpenCVXaml/Properties/AssemblyInfo.cs'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OpenCVXaml/OpenCVComponent/pch.cpp' -> `./samples/wp8/OpenCVXaml/OpenCVComponent/pch.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OpenCVXaml/OpenCVComponent/OpenCVComponent.vcxproj.filters' -> `./samples/wp8/OpenCVXaml/OpenCVComponent/OpenCVComponent.vcxproj.filters'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OpenCVXaml/OpenCVComponent/opencv.props' -> `./samples/wp8/OpenCVXaml/OpenCVComponent/opencv.props'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OpenCVXaml/OpenCVComponent/OpenCVComponent.h' -> `./samples/wp8/OpenCVXaml/OpenCVComponent/OpenCVComponent.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OpenCVXaml/OpenCVComponent/OpenCVComponent.vcxproj' -> `./samples/wp8/OpenCVXaml/OpenCVComponent/OpenCVComponent.vcxproj'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OpenCVXaml/OpenCVComponent/pch.h' -> `./samples/wp8/OpenCVXaml/OpenCVComponent/pch.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OpenCVXaml/OpenCVComponent/OpenCVComponent.cpp' -> `./samples/wp8/OpenCVXaml/OpenCVComponent/OpenCVComponent.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvImageManipulation/ImageManipulation.sln' -> `./samples/wp8/OcvImageManipulation/ImageManipulation.sln'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/App.xaml.cs' -> `./samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/App.xaml.cs'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/LocalizedStrings.cs' -> `./samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/LocalizedStrings.cs'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/OcvImageManipulation.csproj' -> `./samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/OcvImageManipulation.csproj'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/MainPage.xaml.cs' -> `./samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/MainPage.xaml.cs'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/App.xaml' -> `./samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/App.xaml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/SplashScreenImage.jpg' -> `./samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/SplashScreenImage.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/MainPage.xaml' -> `./samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/MainPage.xaml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Resources/AppResources.Designer.cs' -> `./samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Resources/AppResources.Designer.cs'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Resources/AppResources.resx' -> `./samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Resources/AppResources.resx'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Assets/ApplicationIcon.png' -> `./samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Assets/ApplicationIcon.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Assets/AlignmentGrid.png' -> `./samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Assets/AlignmentGrid.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Assets/Tiles/FlipCycleTileLarge.png' -> `./samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Assets/Tiles/FlipCycleTileLarge.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Assets/Tiles/IconicTileMediumLarge.png' -> `./samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Assets/Tiles/IconicTileMediumLarge.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Assets/Tiles/FlipCycleTileMedium.png' -> `./samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Assets/Tiles/FlipCycleTileMedium.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Assets/Tiles/FlipCycleTileSmall.png' -> `./samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Assets/Tiles/FlipCycleTileSmall.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Assets/Tiles/IconicTileSmall.png' -> `./samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Assets/Tiles/IconicTileSmall.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Properties/AppManifest.xml' -> `./samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Properties/AppManifest.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Properties/WMAppManifest.xml' -> `./samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Properties/WMAppManifest.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Properties/AssemblyInfo.cs' -> `./samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Properties/AssemblyInfo.cs'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/Direct3DInterop.cpp' -> `./samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/Direct3DInterop.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/pch.cpp' -> `./samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/pch.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/BasicTimer.h' -> `./samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/BasicTimer.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/Direct3DContentProvider.h' -> `./samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/Direct3DContentProvider.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/Direct3DBase.h' -> `./samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/Direct3DBase.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/PhoneXamlDirect3DApp1Comp.vcxproj' -> `./samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/PhoneXamlDirect3DApp1Comp.vcxproj'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/Direct3DInterop.h' -> `./samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/Direct3DInterop.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/QuadRenderer.h' -> `./samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/QuadRenderer.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/opencv.props' -> `./samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/opencv.props'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/DirectXHelper.h' -> `./samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/DirectXHelper.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/Direct3DBase.cpp' -> `./samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/Direct3DBase.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/QuadRenderer.cpp' -> `./samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/QuadRenderer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/Direct3DContentProvider.cpp' -> `./samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/Direct3DContentProvider.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/SimpleVertexShader.hlsl' -> `./samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/SimpleVertexShader.hlsl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/pch.h' -> `./samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/pch.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/SimplePixelShader.hlsl' -> `./samples/wp8/OcvImageManipulation/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/SimplePixelShader.hlsl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvRotatingCube/OcvRotatingCube.sln' -> `./samples/wp8/OcvRotatingCube/OcvRotatingCube.sln'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/App.xaml.cs' -> `./samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/App.xaml.cs'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/LocalizedStrings.cs' -> `./samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/LocalizedStrings.cs'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/OcvRotatingCube.csproj' -> `./samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/OcvRotatingCube.csproj'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/MainPage.xaml.cs' -> `./samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/MainPage.xaml.cs'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/App.xaml' -> `./samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/App.xaml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/SplashScreenImage.jpg' -> `./samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/SplashScreenImage.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/MainPage.xaml' -> `./samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/MainPage.xaml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Resources/AppResources.Designer.cs' -> `./samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Resources/AppResources.Designer.cs'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Resources/AppResources.resx' -> `./samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Resources/AppResources.resx'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Assets/ApplicationIcon.png' -> `./samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Assets/ApplicationIcon.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Assets/Lena.png' -> `./samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Assets/Lena.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Assets/AlignmentGrid.png' -> `./samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Assets/AlignmentGrid.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Assets/Tiles/FlipCycleTileLarge.png' -> `./samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Assets/Tiles/FlipCycleTileLarge.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Assets/Tiles/IconicTileMediumLarge.png' -> `./samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Assets/Tiles/IconicTileMediumLarge.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Assets/Tiles/FlipCycleTileMedium.png' -> `./samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Assets/Tiles/FlipCycleTileMedium.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Assets/Tiles/FlipCycleTileSmall.png' -> `./samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Assets/Tiles/FlipCycleTileSmall.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Assets/Tiles/IconicTileSmall.png' -> `./samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Assets/Tiles/IconicTileSmall.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Properties/AppManifest.xml' -> `./samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Properties/AppManifest.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Properties/WMAppManifest.xml' -> `./samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Properties/WMAppManifest.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Properties/AssemblyInfo.cs' -> `./samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1/Properties/AssemblyInfo.cs'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/Direct3DInterop.cpp' -> `./samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/Direct3DInterop.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/pch.cpp' -> `./samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/pch.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/BasicTimer.h' -> `./samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/BasicTimer.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/CubeRenderer.cpp' -> `./samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/CubeRenderer.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/Direct3DContentProvider.h' -> `./samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/Direct3DContentProvider.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/CubeRenderer.h' -> `./samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/CubeRenderer.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/Direct3DBase.h' -> `./samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/Direct3DBase.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/PhoneXamlDirect3DApp1Comp.vcxproj' -> `./samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/PhoneXamlDirect3DApp1Comp.vcxproj'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/Direct3DInterop.h' -> `./samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/Direct3DInterop.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/opencv.props' -> `./samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/opencv.props'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/DirectXHelper.h' -> `./samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/DirectXHelper.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/Direct3DBase.cpp' -> `./samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/Direct3DBase.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/Direct3DContentProvider.cpp' -> `./samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/Direct3DContentProvider.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/SimpleVertexShader.hlsl' -> `./samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/SimpleVertexShader.hlsl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/pch.h' -> `./samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/pch.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/SimplePixelShader.hlsl' -> `./samples/wp8/OcvRotatingCube/PhoneXamlDirect3DApp1/PhoneXamlDirect3DApp1Comp/SimplePixelShader.hlsl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/readme.txt' -> `./samples/winrt/readme.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/.gitignore' -> `./samples/winrt/.gitignore'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/OcvImageProcessing/OcvImageProcessing.sln' -> `./samples/winrt/OcvImageProcessing/OcvImageProcessing.sln'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/OcvImageProcessing/OcvImageProcessing/OcvImageProcessing.vcxproj' -> `./samples/winrt/OcvImageProcessing/OcvImageProcessing/OcvImageProcessing.vcxproj'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/OcvImageProcessing/OcvImageProcessing/pch.cpp' -> `./samples/winrt/OcvImageProcessing/OcvImageProcessing/pch.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/OcvImageProcessing/OcvImageProcessing/MainPage.xaml.cpp' -> `./samples/winrt/OcvImageProcessing/OcvImageProcessing/MainPage.xaml.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/OcvImageProcessing/OcvImageProcessing/OcvImageProcessing_TemporaryKey.pfx' -> `./samples/winrt/OcvImageProcessing/OcvImageProcessing/OcvImageProcessing_TemporaryKey.pfx'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/OcvImageProcessing/OcvImageProcessing/OcvImageProcessing.vcxproj.filters' -> `./samples/winrt/OcvImageProcessing/OcvImageProcessing/OcvImageProcessing.vcxproj.filters'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/OcvImageProcessing/OcvImageProcessing/MainPage.xaml.h' -> `./samples/winrt/OcvImageProcessing/OcvImageProcessing/MainPage.xaml.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/OcvImageProcessing/OcvImageProcessing/App.xaml.cpp' -> `./samples/winrt/OcvImageProcessing/OcvImageProcessing/App.xaml.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/OcvImageProcessing/OcvImageProcessing/opencv.props' -> `./samples/winrt/OcvImageProcessing/OcvImageProcessing/opencv.props'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/OcvImageProcessing/OcvImageProcessing/App.xaml' -> `./samples/winrt/OcvImageProcessing/OcvImageProcessing/App.xaml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/OcvImageProcessing/OcvImageProcessing/Package.appxmanifest' -> `./samples/winrt/OcvImageProcessing/OcvImageProcessing/Package.appxmanifest'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/OcvImageProcessing/OcvImageProcessing/MainPage.xaml' -> `./samples/winrt/OcvImageProcessing/OcvImageProcessing/MainPage.xaml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/OcvImageProcessing/OcvImageProcessing/pch.h' -> `./samples/winrt/OcvImageProcessing/OcvImageProcessing/pch.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/OcvImageProcessing/OcvImageProcessing/App.xaml.h' -> `./samples/winrt/OcvImageProcessing/OcvImageProcessing/App.xaml.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/OcvImageProcessing/OcvImageProcessing/Assets/StoreLogo.png' -> `./samples/winrt/OcvImageProcessing/OcvImageProcessing/Assets/StoreLogo.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/OcvImageProcessing/OcvImageProcessing/Assets/SmallLogo.png' -> `./samples/winrt/OcvImageProcessing/OcvImageProcessing/Assets/SmallLogo.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/OcvImageProcessing/OcvImageProcessing/Assets/Lena.png' -> `./samples/winrt/OcvImageProcessing/OcvImageProcessing/Assets/Lena.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/OcvImageProcessing/OcvImageProcessing/Assets/Logo.png' -> `./samples/winrt/OcvImageProcessing/OcvImageProcessing/Assets/Logo.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/OcvImageProcessing/OcvImageProcessing/Assets/SplashScreen.png' -> `./samples/winrt/OcvImageProcessing/OcvImageProcessing/Assets/SplashScreen.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/OcvImageProcessing/OcvImageProcessing/Common/StandardStyles.xaml' -> `./samples/winrt/OcvImageProcessing/OcvImageProcessing/Common/StandardStyles.xaml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/JavaScript/MediaCaptureJavaScript.sln' -> `./samples/winrt/JavaScript/MediaCaptureJavaScript.sln'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/JavaScript/MediaCaptureJavaScript.jsproj' -> `./samples/winrt/JavaScript/MediaCaptureJavaScript.jsproj'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/JavaScript/default.html' -> `./samples/winrt/JavaScript/default.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/JavaScript/MediaCaptureJavaScript_TemporaryKey.pfx' -> `./samples/winrt/JavaScript/MediaCaptureJavaScript_TemporaryKey.pfx'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/JavaScript/package.appxmanifest' -> `./samples/winrt/JavaScript/package.appxmanifest'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/JavaScript/sample-utils/sample-utils.css' -> `./samples/winrt/JavaScript/sample-utils/sample-utils.css'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/JavaScript/sample-utils/sample-utils.js' -> `./samples/winrt/JavaScript/sample-utils/sample-utils.js'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/JavaScript/sample-utils/scenario-select.html' -> `./samples/winrt/JavaScript/sample-utils/scenario-select.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/JavaScript/css/default.css' -> `./samples/winrt/JavaScript/css/default.css'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/JavaScript/js/default.js' -> `./samples/winrt/JavaScript/js/default.js'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/JavaScript/js/AdvancedCapture.js' -> `./samples/winrt/JavaScript/js/AdvancedCapture.js'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/JavaScript/html/AdvancedCapture.html' -> `./samples/winrt/JavaScript/html/AdvancedCapture.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/JavaScript/images/smallTile-sdk.png' -> `./samples/winrt/JavaScript/images/smallTile-sdk.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/JavaScript/images/windows-sdk.png' -> `./samples/winrt/JavaScript/images/windows-sdk.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/JavaScript/images/tile-sdk.png' -> `./samples/winrt/JavaScript/images/tile-sdk.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/JavaScript/images/splashscreen.scale-100.png' -> `./samples/winrt/JavaScript/images/splashscreen.scale-100.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/JavaScript/images/microsoft-sdk.png' -> `./samples/winrt/JavaScript/images/microsoft-sdk.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/JavaScript/images/storeLogo-sdk.png' -> `./samples/winrt/JavaScript/images/storeLogo-sdk.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/JavaScript/images/splash-sdk.png' -> `./samples/winrt/JavaScript/images/splash-sdk.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/JavaScript/images/smalllogo.scale-100.png' -> `./samples/winrt/JavaScript/images/smalllogo.scale-100.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/JavaScript/images/logo.scale-100.png' -> `./samples/winrt/JavaScript/images/logo.scale-100.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/JavaScript/images/storelogo.scale-100.png' -> `./samples/winrt/JavaScript/images/storelogo.scale-100.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/JavaScript/images/squareTile-sdk.png' -> `./samples/winrt/JavaScript/images/squareTile-sdk.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/AdvancedCapture.xaml.h' -> `./samples/winrt/ImageManipulations/AdvancedCapture.xaml.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/Constants.cpp' -> `./samples/winrt/ImageManipulations/Constants.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/pch.cpp' -> `./samples/winrt/ImageManipulations/pch.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/MainPage.xaml.cpp' -> `./samples/winrt/ImageManipulations/MainPage.xaml.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/MainPage.xaml.h' -> `./samples/winrt/ImageManipulations/MainPage.xaml.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/MediaCapture_TemporaryKey.pfx' -> `./samples/winrt/ImageManipulations/MediaCapture_TemporaryKey.pfx'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/App.xaml.cpp' -> `./samples/winrt/ImageManipulations/App.xaml.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/opencv.props' -> `./samples/winrt/ImageManipulations/opencv.props'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/MediaCapture.vcxproj' -> `./samples/winrt/ImageManipulations/MediaCapture.vcxproj'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/Constants.h' -> `./samples/winrt/ImageManipulations/Constants.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/MediaCapture.vcxproj.filters' -> `./samples/winrt/ImageManipulations/MediaCapture.vcxproj.filters'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/AdvancedCapture.xaml' -> `./samples/winrt/ImageManipulations/AdvancedCapture.xaml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/App.xaml' -> `./samples/winrt/ImageManipulations/App.xaml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/Package.appxmanifest' -> `./samples/winrt/ImageManipulations/Package.appxmanifest'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/MainPage.xaml' -> `./samples/winrt/ImageManipulations/MainPage.xaml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/pch.h' -> `./samples/winrt/ImageManipulations/pch.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/App.xaml.h' -> `./samples/winrt/ImageManipulations/App.xaml.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/MediaCapture.sln' -> `./samples/winrt/ImageManipulations/MediaCapture.sln'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/AdvancedCapture.xaml.cpp' -> `./samples/winrt/ImageManipulations/AdvancedCapture.xaml.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/assets/StoreLogo.png' -> `./samples/winrt/ImageManipulations/assets/StoreLogo.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/assets/windows-sdk.png' -> `./samples/winrt/ImageManipulations/assets/windows-sdk.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/assets/opencv-logo-30.png' -> `./samples/winrt/ImageManipulations/assets/opencv-logo-30.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/assets/windows-sdk.scale-100.png' -> `./samples/winrt/ImageManipulations/assets/windows-sdk.scale-100.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/assets/splash-sdk.png' -> `./samples/winrt/ImageManipulations/assets/splash-sdk.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/assets/opencv-logo-150.png' -> `./samples/winrt/ImageManipulations/assets/opencv-logo-150.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/sample-utils/SampleTemplateStyles.xaml' -> `./samples/winrt/ImageManipulations/sample-utils/SampleTemplateStyles.xaml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/MediaExtensions/Common/AsyncCB.h' -> `./samples/winrt/ImageManipulations/MediaExtensions/Common/AsyncCB.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/MediaExtensions/Common/OpQueue.h' -> `./samples/winrt/ImageManipulations/MediaExtensions/Common/OpQueue.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/MediaExtensions/Common/LinkList.h' -> `./samples/winrt/ImageManipulations/MediaExtensions/Common/LinkList.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/MediaExtensions/Common/BufferLock.h' -> `./samples/winrt/ImageManipulations/MediaExtensions/Common/BufferLock.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/MediaExtensions/Common/CritSec.h' -> `./samples/winrt/ImageManipulations/MediaExtensions/Common/CritSec.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/MediaExtensions/OcvTransform/OcvTransform.def' -> `./samples/winrt/ImageManipulations/MediaExtensions/OcvTransform/OcvTransform.def'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/MediaExtensions/OcvTransform/OcvTransform.vcxproj' -> `./samples/winrt/ImageManipulations/MediaExtensions/OcvTransform/OcvTransform.vcxproj'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/MediaExtensions/OcvTransform/OcvTransform.h' -> `./samples/winrt/ImageManipulations/MediaExtensions/OcvTransform/OcvTransform.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/MediaExtensions/OcvTransform/OcvTransform.cpp' -> `./samples/winrt/ImageManipulations/MediaExtensions/OcvTransform/OcvTransform.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/MediaExtensions/OcvTransform/dllmain.cpp' -> `./samples/winrt/ImageManipulations/MediaExtensions/OcvTransform/dllmain.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/MediaExtensions/OcvTransform/opencv.props' -> `./samples/winrt/ImageManipulations/MediaExtensions/OcvTransform/opencv.props'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/MediaExtensions/OcvTransform/OcvImageManipulations.idl' -> `./samples/winrt/ImageManipulations/MediaExtensions/OcvTransform/OcvImageManipulations.idl'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/common/LayoutAwarePage.h' -> `./samples/winrt/ImageManipulations/common/LayoutAwarePage.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/common/suspensionmanager.cpp' -> `./samples/winrt/ImageManipulations/common/suspensionmanager.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/common/LayoutAwarePage.cpp' -> `./samples/winrt/ImageManipulations/common/LayoutAwarePage.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/common/StandardStyles.xaml' -> `./samples/winrt/ImageManipulations/common/StandardStyles.xaml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/ImageManipulations/common/suspensionmanager.h' -> `./samples/winrt/ImageManipulations/common/suspensionmanager.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/FaceDetection/FaceDetection.sln' -> `./samples/winrt/FaceDetection/FaceDetection.sln'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/FaceDetection/FaceDetection/pch.cpp' -> `./samples/winrt/FaceDetection/FaceDetection/pch.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/FaceDetection/FaceDetection/MainPage.xaml.cpp' -> `./samples/winrt/FaceDetection/FaceDetection/MainPage.xaml.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/FaceDetection/FaceDetection/FaceDetection.vcxproj' -> `./samples/winrt/FaceDetection/FaceDetection/FaceDetection.vcxproj'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/FaceDetection/FaceDetection/FaceDetection.vcxproj.filters' -> `./samples/winrt/FaceDetection/FaceDetection/FaceDetection.vcxproj.filters'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/FaceDetection/FaceDetection/FaceDetection_TemporaryKey.pfx' -> `./samples/winrt/FaceDetection/FaceDetection/FaceDetection_TemporaryKey.pfx'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/FaceDetection/FaceDetection/MainPage.xaml.h' -> `./samples/winrt/FaceDetection/FaceDetection/MainPage.xaml.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/FaceDetection/FaceDetection/App.xaml.cpp' -> `./samples/winrt/FaceDetection/FaceDetection/App.xaml.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/FaceDetection/FaceDetection/opencv.props' -> `./samples/winrt/FaceDetection/FaceDetection/opencv.props'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/FaceDetection/FaceDetection/App.xaml' -> `./samples/winrt/FaceDetection/FaceDetection/App.xaml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/FaceDetection/FaceDetection/Package.appxmanifest' -> `./samples/winrt/FaceDetection/FaceDetection/Package.appxmanifest'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/FaceDetection/FaceDetection/MainPage.xaml' -> `./samples/winrt/FaceDetection/FaceDetection/MainPage.xaml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/FaceDetection/FaceDetection/pch.h' -> `./samples/winrt/FaceDetection/FaceDetection/pch.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/FaceDetection/FaceDetection/App.xaml.h' -> `./samples/winrt/FaceDetection/FaceDetection/App.xaml.h'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/FaceDetection/FaceDetection/Assets/group3.jpg' -> `./samples/winrt/FaceDetection/FaceDetection/Assets/group3.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/FaceDetection/FaceDetection/Assets/Logo.scale-100.png' -> `./samples/winrt/FaceDetection/FaceDetection/Assets/Logo.scale-100.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/FaceDetection/FaceDetection/Assets/SplashScreen.scale-100.png' -> `./samples/winrt/FaceDetection/FaceDetection/Assets/SplashScreen.scale-100.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/FaceDetection/FaceDetection/Assets/SmallLogo.scale-100.png' -> `./samples/winrt/FaceDetection/FaceDetection/Assets/SmallLogo.scale-100.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/FaceDetection/FaceDetection/Assets/group2.jpg' -> `./samples/winrt/FaceDetection/FaceDetection/Assets/group2.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/FaceDetection/FaceDetection/Assets/haarcascade_frontalface_alt.xml' -> `./samples/winrt/FaceDetection/FaceDetection/Assets/haarcascade_frontalface_alt.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/FaceDetection/FaceDetection/Assets/group1.jpg' -> `./samples/winrt/FaceDetection/FaceDetection/Assets/group1.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/winrt/FaceDetection/FaceDetection/Assets/StoreLogo.scale-100.png' -> `./samples/winrt/FaceDetection/FaceDetection/Assets/StoreLogo.scale-100.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/dnn/tf_text_graph_common.py' -> `./samples/dnn/tf_text_graph_common.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/dnn/openpose.cpp' -> `./samples/dnn/openpose.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/dnn/CMakeLists.txt' -> `./samples/dnn/CMakeLists.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/dnn/classification.py' -> `./samples/dnn/classification.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/dnn/README.md' -> `./samples/dnn/README.md'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/dnn/custom_layers.hpp' -> `./samples/dnn/custom_layers.hpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/dnn/object_detection.py' -> `./samples/dnn/object_detection.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/dnn/fast_neural_style.py' -> `./samples/dnn/fast_neural_style.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/dnn/tf_text_graph_ssd.py' -> `./samples/dnn/tf_text_graph_ssd.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/dnn/object_detection.cpp' -> `./samples/dnn/object_detection.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/dnn/openpose.py' -> `./samples/dnn/openpose.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/dnn/tf_text_graph_mask_rcnn.py' -> `./samples/dnn/tf_text_graph_mask_rcnn.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/dnn/colorization.cpp' -> `./samples/dnn/colorization.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/dnn/js_face_recognition.html' -> `./samples/dnn/js_face_recognition.html'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/dnn/edge_detection.py' -> `./samples/dnn/edge_detection.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/dnn/mask_rcnn.py' -> `./samples/dnn/mask_rcnn.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/dnn/mobilenet_ssd_accuracy.py' -> `./samples/dnn/mobilenet_ssd_accuracy.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/dnn/segmentation.cpp' -> `./samples/dnn/segmentation.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/dnn/text_detection.cpp' -> `./samples/dnn/text_detection.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/dnn/tf_text_graph_faster_rcnn.py' -> `./samples/dnn/tf_text_graph_faster_rcnn.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/dnn/classification.cpp' -> `./samples/dnn/classification.cpp'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/dnn/shrink_tf_graph_weights.py' -> `./samples/dnn/shrink_tf_graph_weights.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/dnn/segmentation.py' -> `./samples/dnn/segmentation.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/dnn/colorization.py' -> `./samples/dnn/colorization.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/dnn/face_detector/train.prototxt' -> `./samples/dnn/face_detector/train.prototxt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/dnn/face_detector/deploy.prototxt' -> `./samples/dnn/face_detector/deploy.prototxt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/dnn/face_detector/solver.prototxt' -> `./samples/dnn/face_detector/solver.prototxt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/dnn/face_detector/how_to_train_face_detector.txt' -> `./samples/dnn/face_detector/how_to_train_face_detector.txt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/dnn/face_detector/opencv_face_detector.pbtxt' -> `./samples/dnn/face_detector/opencv_face_detector.pbtxt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/dnn/face_detector/weights.meta4' -> `./samples/dnn/face_detector/weights.meta4'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/dnn/face_detector/.gitignore' -> `./samples/dnn/face_detector/.gitignore'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/dnn/face_detector/download_weights.py' -> `./samples/dnn/face_detector/download_weights.py'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/dnn/face_detector/test.prototxt' -> `./samples/dnn/face_detector/test.prototxt'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/butterfly.jpg' -> `./samples/data/butterfly.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/right06.jpg' -> `./samples/data/right06.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/opencv-logo.png' -> `./samples/data/opencv-logo.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/lena.jpg' -> `./samples/data/lena.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/opencv-logo-white.png' -> `./samples/data/opencv-logo-white.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/pic4.png' -> `./samples/data/pic4.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/pic6.png' -> `./samples/data/pic6.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/pic1.png' -> `./samples/data/pic1.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/right01.jpg' -> `./samples/data/right01.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/home.jpg' -> `./samples/data/home.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/chessboard.png' -> `./samples/data/chessboard.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/left01.jpg' -> `./samples/data/left01.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/box.png' -> `./samples/data/box.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/left11.jpg' -> `./samples/data/left11.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/left08.jpg' -> `./samples/data/left08.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/letter-recognition.data' -> `./samples/data/letter-recognition.data'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/right11.jpg' -> `./samples/data/right11.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/left09.jpg' -> `./samples/data/left09.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/smarties.png' -> `./samples/data/smarties.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/left07.jpg' -> `./samples/data/left07.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/left03.jpg' -> `./samples/data/left03.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/right05.jpg' -> `./samples/data/right05.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/Megamind.avi' -> `./samples/data/Megamind.avi'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/right14.jpg' -> `./samples/data/right14.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/pic2.png' -> `./samples/data/pic2.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/board.jpg' -> `./samples/data/board.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/stuff.jpg' -> `./samples/data/stuff.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/HappyFish.jpg' -> `./samples/data/HappyFish.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/right04.jpg' -> `./samples/data/right04.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/chicky_512.png' -> `./samples/data/chicky_512.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/ellipses.jpg' -> `./samples/data/ellipses.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/basketball1.png' -> `./samples/data/basketball1.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/aloeL.jpg' -> `./samples/data/aloeL.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/left14.jpg' -> `./samples/data/left14.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/licenseplate_motion.jpg' -> `./samples/data/licenseplate_motion.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/pic5.png' -> `./samples/data/pic5.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/basketball2.png' -> `./samples/data/basketball2.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/intrinsics.yml' -> `./samples/data/intrinsics.yml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/templ.png' -> `./samples/data/templ.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/apple.jpg' -> `./samples/data/apple.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/right08.jpg' -> `./samples/data/right08.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/Blender_Suzanne2.jpg' -> `./samples/data/Blender_Suzanne2.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/H1to3p.xml' -> `./samples/data/H1to3p.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/sudoku.png' -> `./samples/data/sudoku.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/left02.jpg' -> `./samples/data/left02.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/right07.jpg' -> `./samples/data/right07.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/gradient.png' -> `./samples/data/gradient.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/data01.xml' -> `./samples/data/data01.xml'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/starry_night.jpg' -> `./samples/data/starry_night.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/left05.jpg' -> `./samples/data/left05.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/tmpl.png' -> `./samples/data/tmpl.png'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/WindowsLogo.jpg' -> `./samples/data/WindowsLogo.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/building.jpg' -> `./samples/data/building.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/LinuxLogo.jpg' -> `./samples/data/LinuxLogo.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/aero3.jpg' -> `./samples/data/aero3.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/right13.jpg' -> `./samples/data/right13.jpg'
`/gnu/store/hlbdbrcbdd2a39k8hmrd1jqqam6d184r-opencv-3.4.3-checkout/samples/data/text_defocus.jpg' -> `./samples/data/text_defocus.jpg'
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`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/video/sample_sorenson.avi' -> `../opencv-extra/testdata/highgui/video/sample_sorenson.avi'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/video/big_buck_bunny.mp4' -> `../opencv-extra/testdata/highgui/video/big_buck_bunny.mp4'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/video/big_buck_bunny.h264' -> `../opencv-extra/testdata/highgui/video/big_buck_bunny.h264'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/video/big_buck_bunny.wmv' -> `../opencv-extra/testdata/highgui/video/big_buck_bunny.wmv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/video/big_buck_bunny.mov' -> `../opencv-extra/testdata/highgui/video/big_buck_bunny.mov'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/video/big_buck_bunny.mjpg.avi' -> `../opencv-extra/testdata/highgui/video/big_buck_bunny.mjpg.avi'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/video/sample_sorenson.mov' -> `../opencv-extra/testdata/highgui/video/sample_sorenson.mov'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/video/VID00003-20100701-2204.mpg' -> `../opencv-extra/testdata/highgui/video/VID00003-20100701-2204.mpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/multipage_p6.tif' -> `../opencv-extra/testdata/highgui/readwrite/multipage_p6.tif'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/color_palette_alpha.png' -> `../opencv-extra/testdata/highgui/readwrite/color_palette_alpha.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/read.png' -> `../opencv-extra/testdata/highgui/readwrite/read.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/regression_9376.bmp' -> `../opencv-extra/testdata/highgui/readwrite/regression_9376.bmp'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/test_3_c3.png' -> `../opencv-extra/testdata/highgui/readwrite/test_3_c3.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/multipage_p4.tif' -> `../opencv-extra/testdata/highgui/readwrite/multipage_p4.tif'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/Rome.jp2' -> `../opencv-extra/testdata/highgui/readwrite/Rome.jp2'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/multipage_p3.tif' -> `../opencv-extra/testdata/highgui/readwrite/multipage_p3.tif'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/testExifOrientation_7.jpg' -> `../opencv-extra/testdata/highgui/readwrite/testExifOrientation_7.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/test_4_c1.png' -> `../opencv-extra/testdata/highgui/readwrite/test_4_c1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/test_2_c3.png' -> `../opencv-extra/testdata/highgui/readwrite/test_2_c3.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/test_2_c1.jpg' -> `../opencv-extra/testdata/highgui/readwrite/test_2_c1.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/test_5_c1.png' -> `../opencv-extra/testdata/highgui/readwrite/test_5_c1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/multipage_p1.tif' -> `../opencv-extra/testdata/highgui/readwrite/multipage_p1.tif'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/ordinary.bmp' -> `../opencv-extra/testdata/highgui/readwrite/ordinary.bmp'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/multipage.tif' -> `../opencv-extra/testdata/highgui/readwrite/multipage.tif'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/multipage_p5.tif' -> `../opencv-extra/testdata/highgui/readwrite/multipage_p5.tif'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/testExifOrientation_5.jpg' -> `../opencv-extra/testdata/highgui/readwrite/testExifOrientation_5.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/test_1_c3.jpg' -> `../opencv-extra/testdata/highgui/readwrite/test_1_c3.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/color_palette_no_alpha.png' -> `../opencv-extra/testdata/highgui/readwrite/color_palette_no_alpha.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/testExifOrientation_8.jpg' -> `../opencv-extra/testdata/highgui/readwrite/testExifOrientation_8.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/test_2_c3.jpg' -> `../opencv-extra/testdata/highgui/readwrite/test_2_c3.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/test32FC1.tiff' -> `../opencv-extra/testdata/highgui/readwrite/test32FC1.tiff'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/testExifOrientation_2.jpg' -> `../opencv-extra/testdata/highgui/readwrite/testExifOrientation_2.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/testExifOrientation_4.jpg' -> `../opencv-extra/testdata/highgui/readwrite/testExifOrientation_4.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/test_1_c1.jpg' -> `../opencv-extra/testdata/highgui/readwrite/test_1_c1.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/tiled_16.tif' -> `../opencv-extra/testdata/highgui/readwrite/tiled_16.tif'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/testExifOrientation_6.jpg' -> `../opencv-extra/testdata/highgui/readwrite/testExifOrientation_6.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/test_1_c1.png' -> `../opencv-extra/testdata/highgui/readwrite/test_1_c1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/multipage_p2.tif' -> `../opencv-extra/testdata/highgui/readwrite/multipage_p2.tif'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/test_3_c1.png' -> `../opencv-extra/testdata/highgui/readwrite/test_3_c1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/test_1_c3.png' -> `../opencv-extra/testdata/highgui/readwrite/test_1_c3.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/test_4_c3.jpg' -> `../opencv-extra/testdata/highgui/readwrite/test_4_c3.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/uint8-mono2.dcm' -> `../opencv-extra/testdata/highgui/readwrite/uint8-mono2.dcm'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/test_4_c3.png' -> `../opencv-extra/testdata/highgui/readwrite/test_4_c3.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/rle8.bmp' -> `../opencv-extra/testdata/highgui/readwrite/rle8.bmp'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/Grey.jp2' -> `../opencv-extra/testdata/highgui/readwrite/Grey.jp2'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/test_3_c3.jpg' -> `../opencv-extra/testdata/highgui/readwrite/test_3_c3.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/no_rle.hdr' -> `../opencv-extra/testdata/highgui/readwrite/no_rle.hdr'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/test_5_c1.jpg' -> `../opencv-extra/testdata/highgui/readwrite/test_5_c1.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/uint16-mono2.dcm' -> `../opencv-extra/testdata/highgui/readwrite/uint16-mono2.dcm'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/non_tiled.tif' -> `../opencv-extra/testdata/highgui/readwrite/non_tiled.tif'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/testExifOrientation_1.jpg' -> `../opencv-extra/testdata/highgui/readwrite/testExifOrientation_1.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/test_2_c1.png' -> `../opencv-extra/testdata/highgui/readwrite/test_2_c1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/test_5_c3.jpg' -> `../opencv-extra/testdata/highgui/readwrite/test_5_c3.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/testExifOrientation_3.jpg' -> `../opencv-extra/testdata/highgui/readwrite/testExifOrientation_3.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/test_4_c1.jpg' -> `../opencv-extra/testdata/highgui/readwrite/test_4_c1.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/lena.pam' -> `../opencv-extra/testdata/highgui/readwrite/lena.pam'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/test_3_c1.jpg' -> `../opencv-extra/testdata/highgui/readwrite/test_3_c1.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/tiled_8.tif' -> `../opencv-extra/testdata/highgui/readwrite/tiled_8.tif'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/rle.hdr' -> `../opencv-extra/testdata/highgui/readwrite/rle.hdr'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/int16-mono1.dcm' -> `../opencv-extra/testdata/highgui/readwrite/int16-mono1.dcm'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/test_5_c3.png' -> `../opencv-extra/testdata/highgui/readwrite/test_5_c3.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/uint8-rgb.dcm' -> `../opencv-extra/testdata/highgui/readwrite/uint8-rgb.dcm'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/readwrite/Bretagne2.jp2' -> `../opencv-extra/testdata/highgui/readwrite/Bretagne2.jp2'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/highgui/drawing/image.png' -> `../opencv-extra/testdata/highgui/drawing/image.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/stereobm/aloe-disp.png' -> `../opencv-extra/testdata/gpu/stereobm/aloe-disp.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/stereobm/aloe-L.png' -> `../opencv-extra/testdata/gpu/stereobm/aloe-L.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/stereobm/aloe-R.png' -> `../opencv-extra/testdata/gpu/stereobm/aloe-R.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/csstereobp/aloe-disp_CC1X.png' -> `../opencv-extra/testdata/gpu/csstereobp/aloe-disp_CC1X.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/csstereobp/aloe-disp.png' -> `../opencv-extra/testdata/gpu/csstereobp/aloe-disp.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/csstereobp/aloe-L.png' -> `../opencv-extra/testdata/gpu/csstereobp/aloe-L.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/csstereobp/aloe-R.png' -> `../opencv-extra/testdata/gpu/csstereobp/aloe-R.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/matchtemplate/source-0.png' -> `../opencv-extra/testdata/gpu/matchtemplate/source-0.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/matchtemplate/scene.png' -> `../opencv-extra/testdata/gpu/matchtemplate/scene.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/matchtemplate/target-1.png' -> `../opencv-extra/testdata/gpu/matchtemplate/target-1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/matchtemplate/black.png' -> `../opencv-extra/testdata/gpu/matchtemplate/black.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/matchtemplate/target-0.png' -> `../opencv-extra/testdata/gpu/matchtemplate/target-0.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/matchtemplate/source-1.png' -> `../opencv-extra/testdata/gpu/matchtemplate/source-1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/matchtemplate/template.png' -> `../opencv-extra/testdata/gpu/matchtemplate/template.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/matchtemplate/cat.png' -> `../opencv-extra/testdata/gpu/matchtemplate/cat.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/features2d/aloe.png' -> `../opencv-extra/testdata/gpu/features2d/aloe.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/haarcascade/haarcascade_eye_tree_eyeglasses.xml' -> `../opencv-extra/testdata/gpu/haarcascade/haarcascade_eye_tree_eyeglasses.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/haarcascade/haarcascade_eye.xml' -> `../opencv-extra/testdata/gpu/haarcascade/haarcascade_eye.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/haarcascade/haarcascade_frontalface_alt_tree.xml' -> `../opencv-extra/testdata/gpu/haarcascade/haarcascade_frontalface_alt_tree.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/haarcascade/basketball1.png' -> `../opencv-extra/testdata/gpu/haarcascade/basketball1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/haarcascade/group_1_640x480_VGA.pgm' -> `../opencv-extra/testdata/gpu/haarcascade/group_1_640x480_VGA.pgm'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/haarcascade/haarcascade_frontalface_alt.xml' -> `../opencv-extra/testdata/gpu/haarcascade/haarcascade_frontalface_alt.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/haarcascade/haarcascade_frontalface_alt2.xml' -> `../opencv-extra/testdata/gpu/haarcascade/haarcascade_frontalface_alt2.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/denoising/lena_noised_gaussian_sigma=20_multi_0.png' -> `../opencv-extra/testdata/gpu/denoising/lena_noised_gaussian_sigma=20_multi_0.png'
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`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/meanshift/cones_segmented_sp10_sr10_minsize20_CC1X.png' -> `../opencv-extra/testdata/gpu/meanshift/cones_segmented_sp10_sr10_minsize20_CC1X.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/meanshift/cones_segmented_sp10_sr10_minsize340_CC1X.png' -> `../opencv-extra/testdata/gpu/meanshift/cones_segmented_sp10_sr10_minsize340_CC1X.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/meanshift/con_result_CC1X.png' -> `../opencv-extra/testdata/gpu/meanshift/con_result_CC1X.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/meanshift/cones_segmented_sp10_sr10_minsize84_CC1X.png' -> `../opencv-extra/testdata/gpu/meanshift/cones_segmented_sp10_sr10_minsize84_CC1X.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/meanshift/con_result.png' -> `../opencv-extra/testdata/gpu/meanshift/con_result.png'
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`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/meanshift/cones_segmented_sp10_sr10_minsize1364.png' -> `../opencv-extra/testdata/gpu/meanshift/cones_segmented_sp10_sr10_minsize1364.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/meanshift/cones_segmented_sp10_sr10_minsize1364_CC1X.png' -> `../opencv-extra/testdata/gpu/meanshift/cones_segmented_sp10_sr10_minsize1364_CC1X.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/meanshift/cones_segmented_sp10_sr10_minsize20.png' -> `../opencv-extra/testdata/gpu/meanshift/cones_segmented_sp10_sr10_minsize20.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/meanshift/cones_segmented_sp10_sr10_minsize340.png' -> `../opencv-extra/testdata/gpu/meanshift/cones_segmented_sp10_sr10_minsize340.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/meanshift/cones_segmented_sp10_sr10_minsize4_CC1X.png' -> `../opencv-extra/testdata/gpu/meanshift/cones_segmented_sp10_sr10_minsize4_CC1X.png'
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`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/labeling/aloe-disp.png' -> `../opencv-extra/testdata/gpu/labeling/aloe-disp.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/hog/positive3.png' -> `../opencv-extra/testdata/gpu/hog/positive3.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/hog/negative1.png' -> `../opencv-extra/testdata/gpu/hog/negative1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/hog/negative2.png' -> `../opencv-extra/testdata/gpu/hog/negative2.png'
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`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/hog/road.png' -> `../opencv-extra/testdata/gpu/hog/road.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/hog/positive2.png' -> `../opencv-extra/testdata/gpu/hog/positive2.png'
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`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/perf/haarcascade_frontalface_alt.xml' -> `../opencv-extra/testdata/gpu/perf/haarcascade_frontalface_alt.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/perf/aloe.png' -> `../opencv-extra/testdata/gpu/perf/aloe.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/lbpcascade/er.png' -> `../opencv-extra/testdata/gpu/lbpcascade/er.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/lbpcascade/lbpcascade_frontalface.xml' -> `../opencv-extra/testdata/gpu/lbpcascade/lbpcascade_frontalface.xml'
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`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/opticalflow/brox_optical_flow_cc20.bin' -> `../opencv-extra/testdata/gpu/opticalflow/brox_optical_flow_cc20.bin'
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`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/opticalflow/rubberwhale2.png' -> `../opencv-extra/testdata/gpu/opticalflow/rubberwhale2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/opticalflow/rubberwhale1.png' -> `../opencv-extra/testdata/gpu/opticalflow/rubberwhale1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/opticalflow/frame1.png' -> `../opencv-extra/testdata/gpu/opticalflow/frame1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/caltech/image_00000469_0.png' -> `../opencv-extra/testdata/gpu/caltech/image_00000469_0.png'
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`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/caltech/image_00000261_0.png' -> `../opencv-extra/testdata/gpu/caltech/image_00000261_0.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/caltech/image_00000527_0.png' -> `../opencv-extra/testdata/gpu/caltech/image_00000527_0.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/caltech/image_00000165_0.png' -> `../opencv-extra/testdata/gpu/caltech/image_00000165_0.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/caltech/image_00000032_0.png' -> `../opencv-extra/testdata/gpu/caltech/image_00000032_0.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/caltech/image_00000574_0.png' -> `../opencv-extra/testdata/gpu/caltech/image_00000574_0.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/stereobp/aloe-disp.png' -> `../opencv-extra/testdata/gpu/stereobp/aloe-disp.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/stereobp/aloe-L.png' -> `../opencv-extra/testdata/gpu/stereobp/aloe-L.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/gpu/stereobp/aloe-R.png' -> `../opencv-extra/testdata/gpu/stereobp/aloe-R.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/viz/dragon.ply' -> `../opencv-extra/testdata/viz/dragon.ply'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/viz/lena.png' -> `../opencv-extra/testdata/viz/lena.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/superres/car.avi' -> `../opencv-extra/testdata/superres/car.avi'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/python/videos/divx.avi' -> `../opencv-extra/testdata/python/videos/divx.avi'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/python/videos/dv_pal_progressive.dv' -> `../opencv-extra/testdata/python/videos/dv_pal_progressive.dv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/python/videos/qcif_YV16.avi' -> `../opencv-extra/testdata/python/videos/qcif_YV16.avi'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/python/videos/bmp32.avi' -> `../opencv-extra/testdata/python/videos/bmp32.avi'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/python/videos/wmv9.avi' -> `../opencv-extra/testdata/python/videos/wmv9.avi'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/python/videos/dv_pal_progressive.avi' -> `../opencv-extra/testdata/python/videos/dv_pal_progressive.avi'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/python/videos/qcif_RGB.avi' -> `../opencv-extra/testdata/python/videos/qcif_RGB.avi'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/python/videos/bmp24.avi' -> `../opencv-extra/testdata/python/videos/bmp24.avi'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/python/videos/qcif_UYVY.avi' -> `../opencv-extra/testdata/python/videos/qcif_UYVY.avi'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/python/videos/qcif_YVU9.avi' -> `../opencv-extra/testdata/python/videos/qcif_YVU9.avi'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/python/videos/3gp.3gp' -> `../opencv-extra/testdata/python/videos/3gp.3gp'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/python/videos/uncompressed.avi' -> `../opencv-extra/testdata/python/videos/uncompressed.avi'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/python/videos/qcif_YV12.avi' -> `../opencv-extra/testdata/python/videos/qcif_YV12.avi'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/python/videos/indeo.avi' -> `../opencv-extra/testdata/python/videos/indeo.avi'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/python/videos/mpeg4.mp4' -> `../opencv-extra/testdata/python/videos/mpeg4.mp4'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/python/videos/cinepak.avi' -> `../opencv-extra/testdata/python/videos/cinepak.avi'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/python/videos/qcif_Y8.avi' -> `../opencv-extra/testdata/python/videos/qcif_Y8.avi'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/python/videos/qcif_YUY2.avi' -> `../opencv-extra/testdata/python/videos/qcif_YUY2.avi'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/python/videos/huffyuv.avi' -> `../opencv-extra/testdata/python/videos/huffyuv.avi'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/python/videos/qcif_RGBA.avi' -> `../opencv-extra/testdata/python/videos/qcif_RGBA.avi'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/python/images/QCIF_10.bmp' -> `../opencv-extra/testdata/python/images/QCIF_10.bmp'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/python/images/baboon_256x256.png' -> `../opencv-extra/testdata/python/images/baboon_256x256.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/python/images/QCIF_19.bmp' -> `../opencv-extra/testdata/python/images/QCIF_19.bmp'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/python/images/baboon_256x256.tiff' -> `../opencv-extra/testdata/python/images/baboon_256x256.tiff'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/python/images/QCIF_07.bmp' -> `../opencv-extra/testdata/python/images/QCIF_07.bmp'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/python/images/QCIF_29.bmp' -> `../opencv-extra/testdata/python/images/QCIF_29.bmp'
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`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/python/images/QCIF_27.bmp' -> `../opencv-extra/testdata/python/images/QCIF_27.bmp'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/python/images/QCIF_24.bmp' -> `../opencv-extra/testdata/python/images/QCIF_24.bmp'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/python/images/QCIF_15.bmp' -> `../opencv-extra/testdata/python/images/QCIF_15.bmp'
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`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/python/images/QCIF_09.bmp' -> `../opencv-extra/testdata/python/images/QCIF_09.bmp'
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`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/python/images/QCIF_11.bmp' -> `../opencv-extra/testdata/python/images/QCIF_11.bmp'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/python/images/QCIF_22.bmp' -> `../opencv-extra/testdata/python/images/QCIF_22.bmp'
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`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/python/images/QCIF_20.bmp' -> `../opencv-extra/testdata/python/images/QCIF_20.bmp'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/python/images/QCIF_25.bmp' -> `../opencv-extra/testdata/python/images/QCIF_25.bmp'
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`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/python/images/QCIF_13.bmp' -> `../opencv-extra/testdata/python/images/QCIF_13.bmp'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/python/images/QCIF_26.bmp' -> `../opencv-extra/testdata/python/images/QCIF_26.bmp'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/python/images/baboon_256x256.tif' -> `../opencv-extra/testdata/python/images/baboon_256x256.tif'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/python/images/baboon.jpg' -> `../opencv-extra/testdata/python/images/baboon.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/python/images/baboon_256x256.bmp' -> `../opencv-extra/testdata/python/images/baboon_256x256.bmp'
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`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/400x320.png' -> `../opencv-extra/testdata/perf/400x320.png'
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`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/640x512.png' -> `../opencv-extra/testdata/perf/640x512.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/videoio.xml' -> `../opencv-extra/testdata/perf/videoio.xml'
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`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/800x600.png' -> `../opencv-extra/testdata/perf/800x600.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/imgproc.xml' -> `../opencv-extra/testdata/perf/imgproc.xml'
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`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/calib3d.xml' -> `../opencv-extra/testdata/perf/calib3d.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/1920x1080.png' -> `../opencv-extra/testdata/perf/1920x1080.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/cudacodec.xml' -> `../opencv-extra/testdata/perf/cudacodec.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/cudalegacy.xml' -> `../opencv-extra/testdata/perf/cudalegacy.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/clean_unused.py' -> `../opencv-extra/testdata/perf/clean_unused.py'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/512x512.png' -> `../opencv-extra/testdata/perf/512x512.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/2560x1600.png' -> `../opencv-extra/testdata/perf/2560x1600.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/cudastereo.xml' -> `../opencv-extra/testdata/perf/cudastereo.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/cudabgsegm.xml' -> `../opencv-extra/testdata/perf/cudabgsegm.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/append.py' -> `../opencv-extra/testdata/perf/append.py'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/cudafilters.xml' -> `../opencv-extra/testdata/perf/cudafilters.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/superres.xml' -> `../opencv-extra/testdata/perf/superres.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/1680x1050.png' -> `../opencv-extra/testdata/perf/1680x1050.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/clean_regex.py' -> `../opencv-extra/testdata/perf/clean_regex.py'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/video.xml' -> `../opencv-extra/testdata/perf/video.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/stitching.xml' -> `../opencv-extra/testdata/perf/stitching.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/highgui.xml' -> `../opencv-extra/testdata/perf/highgui.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/tracking.xml' -> `../opencv-extra/testdata/perf/tracking.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/cudaoptflow.xml' -> `../opencv-extra/testdata/perf/cudaoptflow.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/features2d.xml' -> `../opencv-extra/testdata/perf/features2d.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/cudafeatures2d.xml' -> `../opencv-extra/testdata/perf/cudafeatures2d.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/1280x1024.png' -> `../opencv-extra/testdata/perf/1280x1024.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/cudawarping.xml' -> `../opencv-extra/testdata/perf/cudawarping.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/xphoto.xml' -> `../opencv-extra/testdata/perf/xphoto.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/core.xml' -> `../opencv-extra/testdata/perf/core.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/cudaobjdetect.xml' -> `../opencv-extra/testdata/perf/cudaobjdetect.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/video/031.png' -> `../opencv-extra/testdata/perf/video/031.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/video/028.png' -> `../opencv-extra/testdata/perf/video/028.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/video/075.png' -> `../opencv-extra/testdata/perf/video/075.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/video/039.png' -> `../opencv-extra/testdata/perf/video/039.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/video/010.png' -> `../opencv-extra/testdata/perf/video/010.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/video/121.png' -> `../opencv-extra/testdata/perf/video/121.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/video/001.png' -> `../opencv-extra/testdata/perf/video/001.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/video/111.png' -> `../opencv-extra/testdata/perf/video/111.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/video/015.png' -> `../opencv-extra/testdata/perf/video/015.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/video/033.png' -> `../opencv-extra/testdata/perf/video/033.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/video/067.png' -> `../opencv-extra/testdata/perf/video/067.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/video/089.png' -> `../opencv-extra/testdata/perf/video/089.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/video/024.png' -> `../opencv-extra/testdata/perf/video/024.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/video/020.png' -> `../opencv-extra/testdata/perf/video/020.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/video/079.png' -> `../opencv-extra/testdata/perf/video/079.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/video/011.png' -> `../opencv-extra/testdata/perf/video/011.png'
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`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/video/006.png' -> `../opencv-extra/testdata/perf/video/006.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/video/049.png' -> `../opencv-extra/testdata/perf/video/049.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/video/098.png' -> `../opencv-extra/testdata/perf/video/098.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/video/012.png' -> `../opencv-extra/testdata/perf/video/012.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/video/109.png' -> `../opencv-extra/testdata/perf/video/109.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/video/030.png' -> `../opencv-extra/testdata/perf/video/030.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/video/073.png' -> `../opencv-extra/testdata/perf/video/073.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/perf/video/122.png' -> `../opencv-extra/testdata/perf/video/122.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/mser/mser_test.png' -> `../opencv-extra/testdata/cv/mser/mser_test.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/mser/puzzle.png' -> `../opencv-extra/testdata/cv/mser/puzzle.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/mser/boxes.txt' -> `../opencv-extra/testdata/cv/mser/boxes.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/mser/mser_test2.png' -> `../opencv-extra/testdata/cv/mser/mser_test2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/disparityfilter/reference_accuracy.xml' -> `../opencv-extra/testdata/cv/disparityfilter/reference_accuracy.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/disparityfilter/ROI.xml' -> `../opencv-extra/testdata/cv/disparityfilter/ROI.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/disparityfilter/GT.png' -> `../opencv-extra/testdata/cv/disparityfilter/GT.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/disparityfilter/left_view.png' -> `../opencv-extra/testdata/cv/disparityfilter/left_view.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/disparityfilter/disparity_left_raw.png' -> `../opencv-extra/testdata/cv/disparityfilter/disparity_left_raw.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/disparityfilter/disparity_right_raw.png' -> `../opencv-extra/testdata/cv/disparityfilter/disparity_right_raw.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cloning/Illumination_Change/mask.png' -> `../opencv-extra/testdata/cv/cloning/Illumination_Change/mask.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cloning/Illumination_Change/source1.png' -> `../opencv-extra/testdata/cv/cloning/Illumination_Change/source1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cloning/Illumination_Change/reference.png' -> `../opencv-extra/testdata/cv/cloning/Illumination_Change/reference.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cloning/Mixed_Cloning/mask.png' -> `../opencv-extra/testdata/cv/cloning/Mixed_Cloning/mask.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cloning/Mixed_Cloning/source1.png' -> `../opencv-extra/testdata/cv/cloning/Mixed_Cloning/source1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cloning/Mixed_Cloning/destination1.png' -> `../opencv-extra/testdata/cv/cloning/Mixed_Cloning/destination1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cloning/Mixed_Cloning/reference.png' -> `../opencv-extra/testdata/cv/cloning/Mixed_Cloning/reference.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cloning/Normal_Cloning/mask.png' -> `../opencv-extra/testdata/cv/cloning/Normal_Cloning/mask.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cloning/Normal_Cloning/source1.png' -> `../opencv-extra/testdata/cv/cloning/Normal_Cloning/source1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cloning/Normal_Cloning/destination1.png' -> `../opencv-extra/testdata/cv/cloning/Normal_Cloning/destination1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cloning/Normal_Cloning/reference.png' -> `../opencv-extra/testdata/cv/cloning/Normal_Cloning/reference.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cloning/color_change/mask.png' -> `../opencv-extra/testdata/cv/cloning/color_change/mask.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cloning/color_change/source1.png' -> `../opencv-extra/testdata/cv/cloning/color_change/source1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cloning/color_change/reference.png' -> `../opencv-extra/testdata/cv/cloning/color_change/reference.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cloning/Monochrome_Transfer/mask.png' -> `../opencv-extra/testdata/cv/cloning/Monochrome_Transfer/mask.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cloning/Monochrome_Transfer/source1.png' -> `../opencv-extra/testdata/cv/cloning/Monochrome_Transfer/source1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cloning/Monochrome_Transfer/destination1.png' -> `../opencv-extra/testdata/cv/cloning/Monochrome_Transfer/destination1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cloning/Monochrome_Transfer/reference.png' -> `../opencv-extra/testdata/cv/cloning/Monochrome_Transfer/reference.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cloning/Texture_Flattening/mask.png' -> `../opencv-extra/testdata/cv/cloning/Texture_Flattening/mask.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cloning/Texture_Flattening/source1.png' -> `../opencv-extra/testdata/cv/cloning/Texture_Flattening/source1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cloning/Texture_Flattening/reference.png' -> `../opencv-extra/testdata/cv/cloning/Texture_Flattening/reference.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/connectedcomponents/ccomp_exp.png' -> `../opencv-extra/testdata/cv/connectedcomponents/ccomp_exp.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/connectedcomponents/concentric_circles.png' -> `../opencv-extra/testdata/cv/connectedcomponents/concentric_circles.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors/surf.xml' -> `../opencv-extra/testdata/cv/detectors/surf.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors/star.xml' -> `../opencv-extra/testdata/cv/detectors/star.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/line_descriptor/lbd_descriptors_cameraman' -> `../opencv-extra/testdata/cv/line_descriptor/lbd_descriptors_cameraman'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/line_descriptor/cameraman.jpg' -> `../opencv-extra/testdata/cv/line_descriptor/cameraman.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/line_descriptor/edl_detector_keylines_cameraman.yaml' -> `../opencv-extra/testdata/cv/line_descriptor/edl_detector_keylines_cameraman.yaml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/calonder_classifier.rtc' -> `../opencv-extra/testdata/cv/features2d/calonder_classifier.rtc'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/tsukuba.png' -> `../opencv-extra/testdata/cv/features2d/tsukuba.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/keypoints.xml.gz' -> `../opencv-extra/testdata/cv/features2d/keypoints.xml.gz'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/descriptor_extractors/descriptor-calonder-float' -> `../opencv-extra/testdata/cv/features2d/descriptor_extractors/descriptor-calonder-float'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/descriptor_extractors/descriptor-lucid' -> `../opencv-extra/testdata/cv/features2d/descriptor_extractors/descriptor-lucid'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/descriptor_extractors/descriptor-boostdesc-binboost_256' -> `../opencv-extra/testdata/cv/features2d/descriptor_extractors/descriptor-boostdesc-binboost_256'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/descriptor_extractors/descriptor-freak' -> `../opencv-extra/testdata/cv/features2d/descriptor_extractors/descriptor-freak'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/descriptor_extractors/descriptor-vgg' -> `../opencv-extra/testdata/cv/features2d/descriptor_extractors/descriptor-vgg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/descriptor_extractors/descriptor-boostdesc-bgm_hard' -> `../opencv-extra/testdata/cv/features2d/descriptor_extractors/descriptor-boostdesc-bgm_hard'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/descriptor_extractors/descriptor-boostdesc-lbgm' -> `../opencv-extra/testdata/cv/features2d/descriptor_extractors/descriptor-boostdesc-lbgm'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/descriptor_extractors/descriptor-brief' -> `../opencv-extra/testdata/cv/features2d/descriptor_extractors/descriptor-brief'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/descriptor_extractors/descriptor-surf' -> `../opencv-extra/testdata/cv/features2d/descriptor_extractors/descriptor-surf'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/descriptor_extractors/descriptor-akaze' -> `../opencv-extra/testdata/cv/features2d/descriptor_extractors/descriptor-akaze'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/descriptor_extractors/descriptor-boostdesc-bgm' -> `../opencv-extra/testdata/cv/features2d/descriptor_extractors/descriptor-boostdesc-bgm'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/descriptor_extractors/descriptor-sift' -> `../opencv-extra/testdata/cv/features2d/descriptor_extractors/descriptor-sift'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/descriptor_extractors/descriptor-boostdesc-binboost_128' -> `../opencv-extra/testdata/cv/features2d/descriptor_extractors/descriptor-boostdesc-binboost_128'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/descriptor_extractors/descriptor-brisk' -> `../opencv-extra/testdata/cv/features2d/descriptor_extractors/descriptor-brisk'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/descriptor_extractors/descriptor-akaze-with-kaze-desc_keypoints.xml.gz' -> `../opencv-extra/testdata/cv/features2d/descriptor_extractors/descriptor-akaze-with-kaze-desc_keypoints.xml.gz'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/descriptor_extractors/descriptor-akaze-with-kaze-desc' -> `../opencv-extra/testdata/cv/features2d/descriptor_extractors/descriptor-akaze-with-kaze-desc'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/descriptor_extractors/descriptor-surf_ocl' -> `../opencv-extra/testdata/cv/features2d/descriptor_extractors/descriptor-surf_ocl'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/descriptor_extractors/descriptor-opponent-brief' -> `../opencv-extra/testdata/cv/features2d/descriptor_extractors/descriptor-opponent-brief'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/descriptor_extractors/descriptor-opponent-sift' -> `../opencv-extra/testdata/cv/features2d/descriptor_extractors/descriptor-opponent-sift'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/descriptor_extractors/descriptor-calonder-uchar' -> `../opencv-extra/testdata/cv/features2d/descriptor_extractors/descriptor-calonder-uchar'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/descriptor_extractors/descriptor-orb' -> `../opencv-extra/testdata/cv/features2d/descriptor_extractors/descriptor-orb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/descriptor_extractors/descriptor-kaze' -> `../opencv-extra/testdata/cv/features2d/descriptor_extractors/descriptor-kaze'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/descriptor_extractors/descriptor-akaze_keypoints.xml.gz' -> `../opencv-extra/testdata/cv/features2d/descriptor_extractors/descriptor-akaze_keypoints.xml.gz'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/descriptor_extractors/descriptor-latch' -> `../opencv-extra/testdata/cv/features2d/descriptor_extractors/descriptor-latch'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/descriptor_extractors/descriptor-daisy' -> `../opencv-extra/testdata/cv/features2d/descriptor_extractors/descriptor-daisy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/descriptor_extractors/descriptor-boostdesc-binboost_64' -> `../opencv-extra/testdata/cv/features2d/descriptor_extractors/descriptor-boostdesc-binboost_64'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/descriptor_extractors/descriptor-opponent-surf' -> `../opencv-extra/testdata/cv/features2d/descriptor_extractors/descriptor-opponent-surf'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/descriptor_extractors/descriptor-boostdesc-bgm_bilinear' -> `../opencv-extra/testdata/cv/features2d/descriptor_extractors/descriptor-boostdesc-bgm_bilinear'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/descriptor_extractors/descriptor-kaze_keypoints.xml.gz' -> `../opencv-extra/testdata/cv/features2d/descriptor_extractors/descriptor-kaze_keypoints.xml.gz'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/feature_detectors/detector-akaze-with-kaze-desc.xml.gz' -> `../opencv-extra/testdata/cv/features2d/feature_detectors/detector-akaze-with-kaze-desc.xml.gz'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/feature_detectors/detector-pyramid-fast.xml.gz' -> `../opencv-extra/testdata/cv/features2d/feature_detectors/detector-pyramid-fast.xml.gz'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/feature_detectors/detector-akaze.xml.gz' -> `../opencv-extra/testdata/cv/features2d/feature_detectors/detector-akaze.xml.gz'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/feature_detectors/detector-brisk.xml.gz' -> `../opencv-extra/testdata/cv/features2d/feature_detectors/detector-brisk.xml.gz'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/feature_detectors/detector-sift.xml.gz' -> `../opencv-extra/testdata/cv/features2d/feature_detectors/detector-sift.xml.gz'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/feature_detectors/detector-harris.xml.gz' -> `../opencv-extra/testdata/cv/features2d/feature_detectors/detector-harris.xml.gz'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/feature_detectors/detector-gftt.xml.gz' -> `../opencv-extra/testdata/cv/features2d/feature_detectors/detector-gftt.xml.gz'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/feature_detectors/detector-fast.xml.gz' -> `../opencv-extra/testdata/cv/features2d/feature_detectors/detector-fast.xml.gz'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/feature_detectors/detector-mser.xml.gz' -> `../opencv-extra/testdata/cv/features2d/feature_detectors/detector-mser.xml.gz'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/feature_detectors/detector-surf.xml.gz' -> `../opencv-extra/testdata/cv/features2d/feature_detectors/detector-surf.xml.gz'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/feature_detectors/detector-kaze.xml.gz' -> `../opencv-extra/testdata/cv/features2d/feature_detectors/detector-kaze.xml.gz'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/feature_detectors/detector-agast.xml.gz' -> `../opencv-extra/testdata/cv/features2d/feature_detectors/detector-agast.xml.gz'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/feature_detectors/detector-grid-fast.xml.gz' -> `../opencv-extra/testdata/cv/features2d/feature_detectors/detector-grid-fast.xml.gz'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/feature_detectors/detector-star.xml.gz' -> `../opencv-extra/testdata/cv/features2d/feature_detectors/detector-star.xml.gz'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/features2d/feature_detectors/detector-orb.xml.gz' -> `../opencv-extra/testdata/cv/features2d/feature_detectors/detector-orb.xml.gz'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/hdr/tonemap/drago.png' -> `../opencv-extra/testdata/cv/hdr/tonemap/drago.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/hdr/tonemap/image.hdr' -> `../opencv-extra/testdata/cv/hdr/tonemap/image.hdr'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/hdr/tonemap/durand.png' -> `../opencv-extra/testdata/cv/hdr/tonemap/durand.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/hdr/tonemap/linear.png' -> `../opencv-extra/testdata/cv/hdr/tonemap/linear.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/hdr/tonemap/mantiuk.png' -> `../opencv-extra/testdata/cv/hdr/tonemap/mantiuk.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/hdr/tonemap/reinhard.png' -> `../opencv-extra/testdata/cv/hdr/tonemap/reinhard.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/hdr/calibrate/robertson.csv' -> `../opencv-extra/testdata/cv/hdr/calibrate/robertson.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/hdr/calibrate/debevec.csv' -> `../opencv-extra/testdata/cv/hdr/calibrate/debevec.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/hdr/exposures/memorial04.png' -> `../opencv-extra/testdata/cv/hdr/exposures/memorial04.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/hdr/exposures/memorial14.png' -> `../opencv-extra/testdata/cv/hdr/exposures/memorial14.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/hdr/exposures/memorial13.png' -> `../opencv-extra/testdata/cv/hdr/exposures/memorial13.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/hdr/exposures/readme.txt' -> `../opencv-extra/testdata/cv/hdr/exposures/readme.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/hdr/exposures/memorial05.png' -> `../opencv-extra/testdata/cv/hdr/exposures/memorial05.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/hdr/exposures/memorial15.png' -> `../opencv-extra/testdata/cv/hdr/exposures/memorial15.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/hdr/exposures/response.csv' -> `../opencv-extra/testdata/cv/hdr/exposures/response.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/hdr/exposures/memorial12.png' -> `../opencv-extra/testdata/cv/hdr/exposures/memorial12.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/hdr/exposures/memorial03.png' -> `../opencv-extra/testdata/cv/hdr/exposures/memorial03.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/hdr/exposures/memorial07.png' -> `../opencv-extra/testdata/cv/hdr/exposures/memorial07.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/hdr/exposures/list.txt' -> `../opencv-extra/testdata/cv/hdr/exposures/list.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/hdr/exposures/memorial10.png' -> `../opencv-extra/testdata/cv/hdr/exposures/memorial10.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/hdr/exposures/memorial11.png' -> `../opencv-extra/testdata/cv/hdr/exposures/memorial11.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/hdr/exposures/memorial01.png' -> `../opencv-extra/testdata/cv/hdr/exposures/memorial01.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/hdr/exposures/memorial00.png' -> `../opencv-extra/testdata/cv/hdr/exposures/memorial00.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/hdr/exposures/memorial08.png' -> `../opencv-extra/testdata/cv/hdr/exposures/memorial08.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/hdr/exposures/memorial02.png' -> `../opencv-extra/testdata/cv/hdr/exposures/memorial02.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/hdr/exposures/memorial09.png' -> `../opencv-extra/testdata/cv/hdr/exposures/memorial09.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/hdr/exposures/memorial06.png' -> `../opencv-extra/testdata/cv/hdr/exposures/memorial06.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/hdr/merge/mertens.png' -> `../opencv-extra/testdata/cv/hdr/merge/mertens.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/hdr/merge/robertson.hdr' -> `../opencv-extra/testdata/cv/hdr/merge/robertson.hdr'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/hdr/merge/debevec.hdr' -> `../opencv-extra/testdata/cv/hdr/merge/debevec.hdr'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/children-5.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/children-5.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/device7-18.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/device7-18.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/device7-1.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/device7-1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/children-19.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/children-19.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/children-7.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/children-7.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/Heart-19.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/Heart-19.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/Heart-5.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/Heart-5.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/apple-13.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/apple-13.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/device7-14.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/device7-14.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/apple-8.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/apple-8.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/teddy-10.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/teddy-10.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/Heart-13.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/Heart-13.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/apple-19.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/apple-19.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/Heart-16.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/Heart-16.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/children-15.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/children-15.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/device7-15.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/device7-15.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/teddy-15.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/teddy-15.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/device7-12.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/device7-12.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/children-11.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/children-11.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/device7-6.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/device7-6.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/teddy-9.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/teddy-9.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/children-16.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/children-16.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/Heart-17.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/Heart-17.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/device7-5.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/device7-5.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/teddy-20.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/teddy-20.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/teddy-7.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/teddy-7.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/children-9.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/children-9.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/apple-15.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/apple-15.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/apple-20.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/apple-20.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/device7-8.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/device7-8.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/device7-19.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/device7-19.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/apple-2.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/apple-2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/apple-4.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/apple-4.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/teddy-11.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/teddy-11.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/teddy-3.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/teddy-3.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/teddy-19.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/teddy-19.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/Heart-2.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/Heart-2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/device7-11.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/device7-11.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/children-10.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/children-10.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/teddy-16.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/teddy-16.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/teddy-14.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/teddy-14.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/teddy-12.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/teddy-12.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/Heart-3.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/Heart-3.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/apple-18.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/apple-18.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/Heart-11.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/Heart-11.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/children-1.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/children-1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/Heart-1.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/Heart-1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/Heart-8.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/Heart-8.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/children-18.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/children-18.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/apple-17.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/apple-17.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/device7-10.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/device7-10.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/teddy-18.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/teddy-18.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/apple-10.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/apple-10.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/apple-16.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/apple-16.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/children-14.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/children-14.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/apple-14.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/apple-14.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/teddy-6.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/teddy-6.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/apple-5.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/apple-5.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/apple-1.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/apple-1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/apple-3.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/apple-3.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/teddy-5.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/teddy-5.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/apple-12.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/apple-12.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/Heart-7.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/Heart-7.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/Heart-14.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/Heart-14.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/device7-4.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/device7-4.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/device7-3.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/device7-3.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/teddy-2.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/teddy-2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/children-2.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/children-2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/device7-20.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/device7-20.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/children-4.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/children-4.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/apple-6.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/apple-6.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/device7-7.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/device7-7.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/apple-7.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/apple-7.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/Heart-10.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/Heart-10.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/children-13.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/children-13.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/teddy-4.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/teddy-4.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/Heart-4.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/Heart-4.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/device7-9.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/device7-9.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/device7-17.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/device7-17.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/teddy-17.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/teddy-17.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/children-8.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/children-8.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/Heart-20.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/Heart-20.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/device7-2.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/device7-2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/Heart-18.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/Heart-18.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/Heart-9.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/Heart-9.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/teddy-13.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/teddy-13.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/children-3.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/children-3.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/device7-16.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/device7-16.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/Heart-6.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/Heart-6.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/children-6.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/children-6.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/device7-13.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/device7-13.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/teddy-8.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/teddy-8.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/apple-11.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/apple-11.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/children-12.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/children-12.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/children-17.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/children-17.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/Heart-15.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/Heart-15.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/Heart-12.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/Heart-12.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/children-20.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/children-20.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/teddy-1.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/teddy-1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/mpeg_test/apple-9.png' -> `../opencv-extra/testdata/cv/shape/mpeg_test/apple-9.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/samples/1.png' -> `../opencv-extra/testdata/cv/shape/samples/1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shape/samples/2.png' -> `../opencv-extra/testdata/cv/shape/samples/2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im36.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im36.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im43.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im43.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im37.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im37.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im14.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im14.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im31.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im31.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im18.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im18.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im29.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im29.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im10.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im10.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im20.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im20.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im38.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im38.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im26.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im26.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im39.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im39.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im35.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im35.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im37.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im37.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im23.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im23.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im1.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im1.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im2.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im2.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im32.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im32.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im12.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im12.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/capture_sin_2.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/capture_sin_2.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im4.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im4.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im25.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im25.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im13.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im13.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im40.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im40.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im39.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im39.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/calibrationParameters.yml' -> `../opencv-extra/testdata/cv/structured_light/data/calibrationParameters.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im44.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im44.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im40.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im40.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im26.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im26.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im35.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im35.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im3.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im3.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im33.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im33.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im27.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im27.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im8.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im8.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/unwrappedPspTest.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/unwrappedPspTest.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im31.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im31.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im7.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im7.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im9.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im9.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im42.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im42.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im19.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im19.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im42.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im42.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im12.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im12.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im43.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im43.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im10.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im10.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im36.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im36.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im21.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im21.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im1.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im1.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im8.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im8.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im28.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im28.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im22.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im22.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im28.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im28.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im15.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im15.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im5.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im5.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/unwrappedFtpTest.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/unwrappedFtpTest.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im6.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im6.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im7.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im7.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/capture_sin_0.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/capture_sin_0.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im25.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im25.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im30.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im30.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im11.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im11.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im41.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im41.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im23.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im23.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im4.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im4.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im5.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im5.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im34.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im34.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im30.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im30.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im17.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im17.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im19.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im19.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im17.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im17.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im29.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im29.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im22.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im22.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im24.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im24.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im27.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im27.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im9.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im9.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im13.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im13.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im15.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im15.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im3.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im3.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im2.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im2.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/gt_plane.yml' -> `../opencv-extra/testdata/cv/structured_light/data/gt_plane.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im38.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im38.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im33.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im33.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im6.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im6.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im16.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im16.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/unwrappedFapsTest.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/unwrappedFapsTest.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im24.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im24.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im32.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im32.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im16.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im16.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im14.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im14.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im44.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im44.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im34.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im34.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im41.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im41.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam2_im11.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam2_im11.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im21.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im21.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im18.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im18.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/pattern_cam1_im20.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/pattern_cam1_im20.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/structured_light/data/capture_sin_1.jpg' -> `../opencv-extra/testdata/cv/structured_light/data/capture_sin_1.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/snakes/ring.txt' -> `../opencv-extra/testdata/cv/snakes/ring.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/snakes/ring.bmp' -> `../opencv-extra/testdata/cv/snakes/ring.bmp'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/snakes/square.txt' -> `../opencv-extra/testdata/cv/snakes/square.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/snakes/square.bmp' -> `../opencv-extra/testdata/cv/snakes/square.bmp'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/agast/result1.xml' -> `../opencv-extra/testdata/cv/agast/result1.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/agast/result0.xml' -> `../opencv-extra/testdata/cv/agast/result0.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/agast/result2.xml' -> `../opencv-extra/testdata/cv/agast/result2.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/dpm/convert_models_voc2007.m' -> `../opencv-extra/testdata/cv/dpm/convert_models_voc2007.m'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/dpm/mat2opencvxml.m' -> `../opencv-extra/testdata/cv/dpm/mat2opencvxml.m'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/dpm/cars.png' -> `../opencv-extra/testdata/cv/dpm/cars.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/dpm/cat.png' -> `../opencv-extra/testdata/cv/dpm/cat.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/dpm/VOC2007_Cascade/horse.xml' -> `../opencv-extra/testdata/cv/dpm/VOC2007_Cascade/horse.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/dpm/VOC2007_Cascade/aeroplane.xml' -> `../opencv-extra/testdata/cv/dpm/VOC2007_Cascade/aeroplane.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/dpm/VOC2007_Cascade/dog.xml' -> `../opencv-extra/testdata/cv/dpm/VOC2007_Cascade/dog.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/dpm/VOC2007_Cascade/chair.xml' -> `../opencv-extra/testdata/cv/dpm/VOC2007_Cascade/chair.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/dpm/VOC2007_Cascade/diningtable.xml' -> `../opencv-extra/testdata/cv/dpm/VOC2007_Cascade/diningtable.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/dpm/VOC2007_Cascade/person.xml' -> `../opencv-extra/testdata/cv/dpm/VOC2007_Cascade/person.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/dpm/VOC2007_Cascade/motorbike.xml' -> `../opencv-extra/testdata/cv/dpm/VOC2007_Cascade/motorbike.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/dpm/VOC2007_Cascade/sofa.xml' -> `../opencv-extra/testdata/cv/dpm/VOC2007_Cascade/sofa.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/dpm/VOC2007_Cascade/bus.xml' -> `../opencv-extra/testdata/cv/dpm/VOC2007_Cascade/bus.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/dpm/VOC2007_Cascade/sheep.xml' -> `../opencv-extra/testdata/cv/dpm/VOC2007_Cascade/sheep.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/dpm/VOC2007_Cascade/inriaperson.xml' -> `../opencv-extra/testdata/cv/dpm/VOC2007_Cascade/inriaperson.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/dpm/VOC2007_Cascade/cow.xml' -> `../opencv-extra/testdata/cv/dpm/VOC2007_Cascade/cow.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/dpm/VOC2007_Cascade/bottle.xml' -> `../opencv-extra/testdata/cv/dpm/VOC2007_Cascade/bottle.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/dpm/VOC2007_Cascade/cat.xml' -> `../opencv-extra/testdata/cv/dpm/VOC2007_Cascade/cat.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/dpm/VOC2007_Cascade/train.xml' -> `../opencv-extra/testdata/cv/dpm/VOC2007_Cascade/train.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/dpm/VOC2007_Cascade/bird.xml' -> `../opencv-extra/testdata/cv/dpm/VOC2007_Cascade/bird.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/dpm/VOC2007_Cascade/bicycle.xml' -> `../opencv-extra/testdata/cv/dpm/VOC2007_Cascade/bicycle.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/dpm/VOC2007_Cascade/pottedplant.xml' -> `../opencv-extra/testdata/cv/dpm/VOC2007_Cascade/pottedplant.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/dpm/VOC2007_Cascade/car.xml' -> `../opencv-extra/testdata/cv/dpm/VOC2007_Cascade/car.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/dpm/VOC2007_Cascade/tvmonitor.xml' -> `../opencv-extra/testdata/cv/dpm/VOC2007_Cascade/tvmonitor.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/dpm/VOC2007_Cascade/boat.xml' -> `../opencv-extra/testdata/cv/dpm/VOC2007_Cascade/boat.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/decolor/grayscale_reference.png' -> `../opencv-extra/testdata/cv/decolor/grayscale_reference.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/decolor/color_image_1.png' -> `../opencv-extra/testdata/cv/decolor/color_image_1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/decolor/color_image_4.png' -> `../opencv-extra/testdata/cv/decolor/color_image_4.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/decolor/color_image_3.png' -> `../opencv-extra/testdata/cv/decolor/color_image_3.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/decolor/boost_reference.png' -> `../opencv-extra/testdata/cv/decolor/boost_reference.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/decolor/color_image_2.png' -> `../opencv-extra/testdata/cv/decolor/color_image_2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/watershed/comp.xml' -> `../opencv-extra/testdata/cv/watershed/comp.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/watershed/wshed_segments.png' -> `../opencv-extra/testdata/cv/watershed/wshed_segments.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/watershed/wshed_exp.png' -> `../opencv-extra/testdata/cv/watershed/wshed_exp.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/reg/home.png' -> `../opencv-extra/testdata/cv/reg/home.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shared/pic4.png' -> `../opencv-extra/testdata/cv/shared/pic4.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shared/pic6.png' -> `../opencv-extra/testdata/cv/shared/pic6.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shared/pic1.png' -> `../opencv-extra/testdata/cv/shared/pic1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shared/box.png' -> `../opencv-extra/testdata/cv/shared/box.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shared/5MP.png' -> `../opencv-extra/testdata/cv/shared/5MP.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shared/1_itseez-0000803.png' -> `../opencv-extra/testdata/cv/shared/1_itseez-0000803.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shared/1_itseez-0000492.png' -> `../opencv-extra/testdata/cv/shared/1_itseez-0000492.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shared/1_itseez-0000573.png' -> `../opencv-extra/testdata/cv/shared/1_itseez-0000573.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shared/pic2.png' -> `../opencv-extra/testdata/cv/shared/pic2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shared/1_itseez-0000892.png' -> `../opencv-extra/testdata/cv/shared/1_itseez-0000892.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shared/1_itseez-0001438.png' -> `../opencv-extra/testdata/cv/shared/1_itseez-0001438.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shared/1_itseez-0001238.png' -> `../opencv-extra/testdata/cv/shared/1_itseez-0001238.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shared/pic5.png' -> `../opencv-extra/testdata/cv/shared/pic5.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shared/1_itseez-0000247.png' -> `../opencv-extra/testdata/cv/shared/1_itseez-0000247.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shared/templ.png' -> `../opencv-extra/testdata/cv/shared/templ.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shared/graffiti.png' -> `../opencv-extra/testdata/cv/shared/graffiti.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shared/fruits.png' -> `../opencv-extra/testdata/cv/shared/fruits.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shared/1_itseez-0002524.png' -> `../opencv-extra/testdata/cv/shared/1_itseez-0002524.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shared/baboon.png' -> `../opencv-extra/testdata/cv/shared/baboon.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shared/video_for_test.avi' -> `../opencv-extra/testdata/cv/shared/video_for_test.avi'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shared/fruits_ecc.png' -> `../opencv-extra/testdata/cv/shared/fruits_ecc.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shared/1_itseez-0000289.png' -> `../opencv-extra/testdata/cv/shared/1_itseez-0000289.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shared/airplane.png' -> `../opencv-extra/testdata/cv/shared/airplane.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shared/1_itseez-0000984.png' -> `../opencv-extra/testdata/cv/shared/1_itseez-0000984.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shared/3MP.png' -> `../opencv-extra/testdata/cv/shared/3MP.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shared/pic3.png' -> `../opencv-extra/testdata/cv/shared/pic3.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shared/box_in_scene.png' -> `../opencv-extra/testdata/cv/shared/box_in_scene.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/shared/lena.png' -> `../opencv-extra/testdata/cv/shared/lena.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/denoising/lena_noised_gaussian_sigma=20_multi_0.png' -> `../opencv-extra/testdata/cv/denoising/lena_noised_gaussian_sigma=20_multi_0.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/denoising/lena_noised_gaussian_sigma=20_multi_1.png' -> `../opencv-extra/testdata/cv/denoising/lena_noised_gaussian_sigma=20_multi_1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/denoising/lena_noised_denoised_lab12_tw=7_sw=21_h=10_h2=10.png' -> `../opencv-extra/testdata/cv/denoising/lena_noised_denoised_lab12_tw=7_sw=21_h=10_h2=10.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/denoising/lena_noised_gaussian_sigma=20_multi_2.png' -> `../opencv-extra/testdata/cv/denoising/lena_noised_gaussian_sigma=20_multi_2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/denoising/lena_noised_denoised_multi_lab12_tw=7_sw=21_h=10_h2=15.png' -> `../opencv-extra/testdata/cv/denoising/lena_noised_denoised_multi_lab12_tw=7_sw=21_h=10_h2=15.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/denoising/lena_noised_denoised_multi_tw=7_sw=21_h=15.png' -> `../opencv-extra/testdata/cv/denoising/lena_noised_denoised_multi_tw=7_sw=21_h=15.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/denoising/lena_orig_grayscale.png' -> `../opencv-extra/testdata/cv/denoising/lena_orig_grayscale.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/denoising/lena_noised_denoised_grayscale_tw=7_sw=21_h=10.png' -> `../opencv-extra/testdata/cv/denoising/lena_noised_denoised_grayscale_tw=7_sw=21_h=10.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/denoising/lena_orig.png' -> `../opencv-extra/testdata/cv/denoising/lena_orig.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/denoising/lena_noised_gaussian_sigma=10.png' -> `../opencv-extra/testdata/cv/denoising/lena_noised_gaussian_sigma=10.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/edgefilter/statue.png' -> `../opencv-extra/testdata/cv/edgefilter/statue.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/edgefilter/kodim23.png' -> `../opencv-extra/testdata/cv/edgefilter/kodim23.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/edgefilter/amf/kodim23_amf_ss15_sr0.3_outliers_ref.png' -> `../opencv-extra/testdata/cv/edgefilter/amf/kodim23_amf_ss15_sr0.3_outliers_ref.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/edgefilter/amf/kodim23_amf_ss5_sr0.3_ref.png' -> `../opencv-extra/testdata/cv/edgefilter/amf/kodim23_amf_ss5_sr0.3_ref.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/edgefilter/amf/kodim23_amf_ss50_sr0.5_outliers_ref.png' -> `../opencv-extra/testdata/cv/edgefilter/amf/kodim23_amf_ss50_sr0.5_outliers_ref.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/edgefilter/amf/kodim23_amf_ss30_sr0.1_ref.png' -> `../opencv-extra/testdata/cv/edgefilter/amf/kodim23_amf_ss30_sr0.1_ref.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/edgefilter/amf/kodim23_amf_ss50_sr0.3_ref.png' -> `../opencv-extra/testdata/cv/edgefilter/amf/kodim23_amf_ss50_sr0.3_ref.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/edgefilter/amf/kodim23_amf_ss5_sr0.1_outliers_ref.png' -> `../opencv-extra/testdata/cv/edgefilter/amf/kodim23_amf_ss5_sr0.1_outliers_ref.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/edgefilter/fgs/kodim23_lambda=1000_sigma=10.png' -> `../opencv-extra/testdata/cv/edgefilter/fgs/kodim23_lambda=1000_sigma=10.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/edgefilter/dt/authors_statue_IC_ss30_sc0.2.png' -> `../opencv-extra/testdata/cv/edgefilter/dt/authors_statue_IC_ss30_sc0.2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/edgefilter/dt/authors_statue_RF_ss30_sc0.2.png' -> `../opencv-extra/testdata/cv/edgefilter/dt/authors_statue_RF_ss30_sc0.2.png'
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`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/tracking/README.md' -> `../opencv-extra/testdata/cv/tracking/README.md'
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`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/inpaint/exp1.png' -> `../opencv-extra/testdata/cv/inpaint/exp1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/phase_unwrapping/data/wrappedpeaks.yml' -> `../opencv-extra/testdata/cv/phase_unwrapping/data/wrappedpeaks.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/fuzzy/orig.png' -> `../opencv-extra/testdata/cv/fuzzy/orig.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/fuzzy/exp3.png' -> `../opencv-extra/testdata/cv/fuzzy/exp3.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/fuzzy/mask2.png' -> `../opencv-extra/testdata/cv/fuzzy/mask2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/fuzzy/mask1.png' -> `../opencv-extra/testdata/cv/fuzzy/mask1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/fuzzy/exp5.png' -> `../opencv-extra/testdata/cv/fuzzy/exp5.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/fuzzy/exp2.png' -> `../opencv-extra/testdata/cv/fuzzy/exp2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/fuzzy/exp6.png' -> `../opencv-extra/testdata/cv/fuzzy/exp6.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/fuzzy/exp1.png' -> `../opencv-extra/testdata/cv/fuzzy/exp1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/fuzzy/exp4.png' -> `../opencv-extra/testdata/cv/fuzzy/exp4.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cvtcolor_strict/grlena.png' -> `../opencv-extra/testdata/cv/cvtcolor_strict/grlena.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cvtcolor_strict/bglena.png' -> `../opencv-extra/testdata/cv/cvtcolor_strict/bglena.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cvtcolor_strict/rglena.png' -> `../opencv-extra/testdata/cv/cvtcolor_strict/rglena.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cvtcolor_strict/gblena.png' -> `../opencv-extra/testdata/cv/cvtcolor_strict/gblena.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cvtcolor_strict/lena.png' -> `../opencv-extra/testdata/cv/cvtcolor_strict/lena.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/npr/test3.png' -> `../opencv-extra/testdata/cv/npr/test3.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/npr/color_pencil_sketch_reference.png' -> `../opencv-extra/testdata/cv/npr/color_pencil_sketch_reference.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/npr/smoothened_RF_reference.png' -> `../opencv-extra/testdata/cv/npr/smoothened_RF_reference.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/npr/test4.png' -> `../opencv-extra/testdata/cv/npr/test4.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/npr/stylized_reference.png' -> `../opencv-extra/testdata/cv/npr/stylized_reference.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/npr/pencil_sketch_reference.png' -> `../opencv-extra/testdata/cv/npr/pencil_sketch_reference.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/npr/test1.png' -> `../opencv-extra/testdata/cv/npr/test1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/npr/smoothened_NCF_reference.png' -> `../opencv-extra/testdata/cv/npr/smoothened_NCF_reference.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/npr/detail_enhanced_reference.png' -> `../opencv-extra/testdata/cv/npr/detail_enhanced_reference.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/npr/smooth_NCF.png' -> `../opencv-extra/testdata/cv/npr/smooth_NCF.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/npr/test2.png' -> `../opencv-extra/testdata/cv/npr/test2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/npr/smooth_RF.png' -> `../opencv-extra/testdata/cv/npr/smooth_RF.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/imgproc/HoughLines3f.xml' -> `../opencv-extra/testdata/cv/imgproc/HoughLines3f.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/imgproc/HoughLines2f.xml' -> `../opencv-extra/testdata/cv/imgproc/HoughLines2f.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/imgproc/stuff.jpg' -> `../opencv-extra/testdata/cv/imgproc/stuff.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/imgproc/HoughLinesP.xml' -> `../opencv-extra/testdata/cv/imgproc/HoughLinesP.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/imgproc/HoughCircles4f.xml' -> `../opencv-extra/testdata/cv/imgproc/HoughCircles4f.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/imgproc/HoughLines.xml' -> `../opencv-extra/testdata/cv/imgproc/HoughLines.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/imgproc/beads.jpg' -> `../opencv-extra/testdata/cv/imgproc/beads.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/imgproc/HoughCircles.xml' -> `../opencv-extra/testdata/cv/imgproc/HoughCircles.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/face/2.txt' -> `../opencv-extra/testdata/cv/face/2.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/face/100040721_1.jpg' -> `../opencv-extra/testdata/cv/face/100040721_1.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/face/david1.jpg' -> `../opencv-extra/testdata/cv/face/david1.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/face/README.md' -> `../opencv-extra/testdata/cv/face/README.md'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/face/david1.pts' -> `../opencv-extra/testdata/cv/face/david1.pts'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/face/david2.jpg' -> `../opencv-extra/testdata/cv/face/david2.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/face/config.xml' -> `../opencv-extra/testdata/cv/face/config.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/face/david2.pts' -> `../opencv-extra/testdata/cv/face/david2.pts'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/face/lbpcascade_frontalface_improved.xml' -> `../opencv-extra/testdata/cv/face/lbpcascade_frontalface_improved.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/face/detect.jpg' -> `../opencv-extra/testdata/cv/face/detect.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/face/100032540_1.jpg' -> `../opencv-extra/testdata/cv/face/100032540_1.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/face/1.txt' -> `../opencv-extra/testdata/cv/face/1.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/xphoto/inpainting/mask_1.png' -> `../opencv-extra/testdata/cv/xphoto/inpainting/mask_1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/xphoto/inpainting/src_1.jpg' -> `../opencv-extra/testdata/cv/xphoto/inpainting/src_1.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/xphoto/simple_white_balance/sources/01.png' -> `../opencv-extra/testdata/cv/xphoto/simple_white_balance/sources/01.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/xphoto/simple_white_balance/sources/05.png' -> `../opencv-extra/testdata/cv/xphoto/simple_white_balance/sources/05.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/xphoto/simple_white_balance/sources/03.png' -> `../opencv-extra/testdata/cv/xphoto/simple_white_balance/sources/03.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/xphoto/simple_white_balance/sources/08.png' -> `../opencv-extra/testdata/cv/xphoto/simple_white_balance/sources/08.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/xphoto/simple_white_balance/sources/04.png' -> `../opencv-extra/testdata/cv/xphoto/simple_white_balance/sources/04.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/xphoto/simple_white_balance/sources/07.png' -> `../opencv-extra/testdata/cv/xphoto/simple_white_balance/sources/07.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/xphoto/simple_white_balance/sources/06.png' -> `../opencv-extra/testdata/cv/xphoto/simple_white_balance/sources/06.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/xphoto/simple_white_balance/sources/02.png' -> `../opencv-extra/testdata/cv/xphoto/simple_white_balance/sources/02.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/xphoto/simple_white_balance/results/06.jpg' -> `../opencv-extra/testdata/cv/xphoto/simple_white_balance/results/06.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/xphoto/simple_white_balance/results/05.jpg' -> `../opencv-extra/testdata/cv/xphoto/simple_white_balance/results/05.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/xphoto/simple_white_balance/results/07.jpg' -> `../opencv-extra/testdata/cv/xphoto/simple_white_balance/results/07.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/xphoto/simple_white_balance/results/01.jpg' -> `../opencv-extra/testdata/cv/xphoto/simple_white_balance/results/01.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/xphoto/simple_white_balance/results/02.jpg' -> `../opencv-extra/testdata/cv/xphoto/simple_white_balance/results/02.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/xphoto/simple_white_balance/results/04.jpg' -> `../opencv-extra/testdata/cv/xphoto/simple_white_balance/results/04.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/xphoto/simple_white_balance/results/03.jpg' -> `../opencv-extra/testdata/cv/xphoto/simple_white_balance/results/03.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/xphoto/simple_white_balance/results/08.jpg' -> `../opencv-extra/testdata/cv/xphoto/simple_white_balance/results/08.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/xphoto/bm3d_image_denoising/lena_noised_denoised_bm3d_grayscale_l1_tw=4_sw=16_h=10_bm=2500.png' -> `../opencv-extra/testdata/cv/xphoto/bm3d_image_denoising/lena_noised_denoised_bm3d_grayscale_l1_tw=4_sw=16_h=10_bm=2500.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/xphoto/bm3d_image_denoising/lena_noised_denoised_bm3d_wiener_grayscale_l2_tw=4_sw=16_h=10_bm=400.png' -> `../opencv-extra/testdata/cv/xphoto/bm3d_image_denoising/lena_noised_denoised_bm3d_wiener_grayscale_l2_tw=4_sw=16_h=10_bm=400.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/xphoto/bm3d_image_denoising/lena_noised_denoised_bm3d_grayscale_l2_tw=8_sw=16_h=10_bm=2500.png' -> `../opencv-extra/testdata/cv/xphoto/bm3d_image_denoising/lena_noised_denoised_bm3d_grayscale_l2_tw=8_sw=16_h=10_bm=2500.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/xphoto/bm3d_image_denoising/lena_noised_denoised_bm3d_grayscale_l2_tw=4_sw=16_h=10_bm=2500.png' -> `../opencv-extra/testdata/cv/xphoto/bm3d_image_denoising/lena_noised_denoised_bm3d_grayscale_l2_tw=4_sw=16_h=10_bm=2500.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/xphoto/bm3d_image_denoising/lena_orig_grayscale.png' -> `../opencv-extra/testdata/cv/xphoto/bm3d_image_denoising/lena_orig_grayscale.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/xphoto/bm3d_image_denoising/lena_noised_gaussian_sigma=10.png' -> `../opencv-extra/testdata/cv/xphoto/bm3d_image_denoising/lena_noised_gaussian_sigma=10.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/xphoto/dct_image_denoising/sources/01.png' -> `../opencv-extra/testdata/cv/xphoto/dct_image_denoising/sources/01.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/xphoto/dct_image_denoising/results/01.png' -> `../opencv-extra/testdata/cv/xphoto/dct_image_denoising/results/01.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/grabcut/mask_prob.png' -> `../opencv-extra/testdata/cv/grabcut/mask_prob.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/grabcut/exp_mask2py.png' -> `../opencv-extra/testdata/cv/grabcut/exp_mask2py.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/grabcut/image1652.ppm' -> `../opencv-extra/testdata/cv/grabcut/image1652.ppm'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/grabcut/exp_mask1.png' -> `../opencv-extra/testdata/cv/grabcut/exp_mask1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/grabcut/mask1652.ppm' -> `../opencv-extra/testdata/cv/grabcut/mask1652.ppm'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/grabcut/exp_mask1py.png' -> `../opencv-extra/testdata/cv/grabcut/exp_mask1py.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/grabcut/exp_mask2.png' -> `../opencv-extra/testdata/cv/grabcut/exp_mask2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/grabcut/mask_probpy.png' -> `../opencv-extra/testdata/cv/grabcut/mask_probpy.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/rgbd/depth.png' -> `../opencv-extra/testdata/cv/rgbd/depth.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/rgbd/rgb.png' -> `../opencv-extra/testdata/cv/rgbd/rgb.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/hog.xml' -> `../opencv-extra/testdata/cv/cascadeandhog/hog.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/_hog.xml' -> `../opencv-extra/testdata/cv/cascadeandhog/_hog.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/cascade.xml' -> `../opencv-extra/testdata/cv/cascadeandhog/cascade.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/_cascade.xml' -> `../opencv-extra/testdata/cv/cascadeandhog/_cascade.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/sample_training_set/negative_sample_1.png' -> `../opencv-extra/testdata/cv/cascadeandhog/sample_training_set/negative_sample_1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/sample_training_set/negative_sample_0.png' -> `../opencv-extra/testdata/cv/cascadeandhog/sample_training_set/negative_sample_0.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/sample_training_set/octave_0/sample_3.png' -> `../opencv-extra/testdata/cv/cascadeandhog/sample_training_set/octave_0/sample_3.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/sample_training_set/octave_0/.zip' -> `../opencv-extra/testdata/cv/cascadeandhog/sample_training_set/octave_0/.zip'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/sample_training_set/octave_0/sample_2.png' -> `../opencv-extra/testdata/cv/cascadeandhog/sample_training_set/octave_0/sample_2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/sample_training_set/octave_0/sample_7.png' -> `../opencv-extra/testdata/cv/cascadeandhog/sample_training_set/octave_0/sample_7.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/sample_training_set/octave_0/sample_1.png' -> `../opencv-extra/testdata/cv/cascadeandhog/sample_training_set/octave_0/sample_1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/sample_training_set/octave_0/sample_5.png' -> `../opencv-extra/testdata/cv/cascadeandhog/sample_training_set/octave_0/sample_5.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/sample_training_set/octave_0/sample_4.png' -> `../opencv-extra/testdata/cv/cascadeandhog/sample_training_set/octave_0/sample_4.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/sample_training_set/octave_0/sample_9.png' -> `../opencv-extra/testdata/cv/cascadeandhog/sample_training_set/octave_0/sample_9.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/sample_training_set/octave_0/sample_0.png' -> `../opencv-extra/testdata/cv/cascadeandhog/sample_training_set/octave_0/sample_0.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/sample_training_set/octave_0/sample_6.png' -> `../opencv-extra/testdata/cv/cascadeandhog/sample_training_set/octave_0/sample_6.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/sample_training_set/octave_0/sample_8.png' -> `../opencv-extra/testdata/cv/cascadeandhog/sample_training_set/octave_0/sample_8.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/sample_training_set/octave_-1/sample_3.png' -> `../opencv-extra/testdata/cv/cascadeandhog/sample_training_set/octave_-1/sample_3.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/sample_training_set/octave_-1/sample_2.png' -> `../opencv-extra/testdata/cv/cascadeandhog/sample_training_set/octave_-1/sample_2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/sample_training_set/octave_-1/sample_7.png' -> `../opencv-extra/testdata/cv/cascadeandhog/sample_training_set/octave_-1/sample_7.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/sample_training_set/octave_-1/sample_1.png' -> `../opencv-extra/testdata/cv/cascadeandhog/sample_training_set/octave_-1/sample_1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/sample_training_set/octave_-1/sample_5.png' -> `../opencv-extra/testdata/cv/cascadeandhog/sample_training_set/octave_-1/sample_5.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/sample_training_set/octave_-1/sample_4.png' -> `../opencv-extra/testdata/cv/cascadeandhog/sample_training_set/octave_-1/sample_4.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/sample_training_set/octave_-1/sample_9.png' -> `../opencv-extra/testdata/cv/cascadeandhog/sample_training_set/octave_-1/sample_9.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/sample_training_set/octave_-1/sample_0.png' -> `../opencv-extra/testdata/cv/cascadeandhog/sample_training_set/octave_-1/sample_0.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/sample_training_set/octave_-1/sample_6.png' -> `../opencv-extra/testdata/cv/cascadeandhog/sample_training_set/octave_-1/sample_6.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/sample_training_set/octave_-1/sample_8.png' -> `../opencv-extra/testdata/cv/cascadeandhog/sample_training_set/octave_-1/sample_8.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/cascades/inria_caltech-17.01.2013.xml' -> `../opencv-extra/testdata/cv/cascadeandhog/cascades/inria_caltech-17.01.2013.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/cascades/haarcascade_frontalface_default_old.xml' -> `../opencv-extra/testdata/cv/cascadeandhog/cascades/haarcascade_frontalface_default_old.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/cascades/haarcascade_frontalface_alt.xml' -> `../opencv-extra/testdata/cv/cascadeandhog/cascades/haarcascade_frontalface_alt.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/cascades/haarcascade_frontalface_alt2.xml' -> `../opencv-extra/testdata/cv/cascadeandhog/cascades/haarcascade_frontalface_alt2.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/cascades/haarcascade_frontalface_alt2_old.xml' -> `../opencv-extra/testdata/cv/cascadeandhog/cascades/haarcascade_frontalface_alt2_old.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/cascades/haarcascade_1.xml' -> `../opencv-extra/testdata/cv/cascadeandhog/cascades/haarcascade_1.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/cascades/lbpcascade_frontalface.xml' -> `../opencv-extra/testdata/cv/cascadeandhog/cascades/lbpcascade_frontalface.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/cascades/haarcascade_frontalface_default.xml' -> `../opencv-extra/testdata/cv/cascadeandhog/cascades/haarcascade_frontalface_default.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/cascades/lbpcascade_frontalface_alt3.xml' -> `../opencv-extra/testdata/cv/cascadeandhog/cascades/lbpcascade_frontalface_alt3.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/cascades/haarcascade_frontalface_alt_old.xml' -> `../opencv-extra/testdata/cv/cascadeandhog/cascades/haarcascade_frontalface_alt_old.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/cascades/haarcascade_3.xml' -> `../opencv-extra/testdata/cv/cascadeandhog/cascades/haarcascade_3.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/images/class57.png' -> `../opencv-extra/testdata/cv/cascadeandhog/images/class57.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/images/image_00000000_0.png' -> `../opencv-extra/testdata/cv/cascadeandhog/images/image_00000000_0.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/images/rehg-thanksgiving-1994.png' -> `../opencv-extra/testdata/cv/cascadeandhog/images/rehg-thanksgiving-1994.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/images/er.png' -> `../opencv-extra/testdata/cv/cascadeandhog/images/er.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/images/mickymouse-self-p.png' -> `../opencv-extra/testdata/cv/cascadeandhog/images/mickymouse-self-p.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/images/bttf301.png' -> `../opencv-extra/testdata/cv/cascadeandhog/images/bttf301.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/images/mona-lisa.png' -> `../opencv-extra/testdata/cv/cascadeandhog/images/mona-lisa.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/images/waynesworld2.png' -> `../opencv-extra/testdata/cv/cascadeandhog/images/waynesworld2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/images/addams-family.png' -> `../opencv-extra/testdata/cv/cascadeandhog/images/addams-family.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/images/karen-and-rob.png' -> `../opencv-extra/testdata/cv/cascadeandhog/images/karen-and-rob.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/images/audrybt1.png' -> `../opencv-extra/testdata/cv/cascadeandhog/images/audrybt1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/images/larroquette.png' -> `../opencv-extra/testdata/cv/cascadeandhog/images/larroquette.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cascadeandhog/images/churchill-downs.png' -> `../opencv-extra/testdata/cv/cascadeandhog/images/churchill-downs.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/vstab/map_world.jpg' -> `../opencv-extra/testdata/cv/vstab/map_world.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/evaluation_test_description.txt' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/evaluation_test_description.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/SIFT_res.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/SIFT_res.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/SIFT_params.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/SIFT_params.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/MSER_params.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/MSER_params.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/STAR_params.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/STAR_params.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/HARRIS_params.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/HARRIS_params.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/SURF_params.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/SURF_params.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/GFTT_params.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/GFTT_params.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/FAST_res.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/FAST_res.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/HARRIS_res.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/HARRIS_res.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/FAST_params.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/FAST_params.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/MSER_res.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/MSER_res.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/STAR_res.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/STAR_res.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/GFTT_res.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/GFTT_res.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/SURF_res.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/SURF_res.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SIFT_leuven_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SIFT_leuven_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SURF_leuven_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SURF_leuven_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SURF_wall_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SURF_wall_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SIFT_average_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SIFT_average_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/STAR_ubc_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/STAR_ubc_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/MSER_average_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/MSER_average_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/FAST_bark_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/FAST_bark_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/wall_correspondenceCount.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/wall_correspondenceCount.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/GFTT_leuven_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/GFTT_leuven_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/HARRIS_leuven_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/HARRIS_leuven_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/FAST_ubc_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/FAST_ubc_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/HARRIS_boat_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/HARRIS_boat_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/wall_repeatability.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/wall_repeatability.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SIFT_graf_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SIFT_graf_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/HARRIS_ubc_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/HARRIS_ubc_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/HARRIS_average_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/HARRIS_average_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SIFT_trees_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SIFT_trees_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/GFTT_bark_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/GFTT_bark_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/HARRIS_trees_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/HARRIS_trees_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/bikes_correspondenceCount.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/bikes_correspondenceCount.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/bark_correspondenceCount.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/bark_correspondenceCount.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/FAST_ubc_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/FAST_ubc_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/FAST_wall_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/FAST_wall_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/MSER_bikes_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/MSER_bikes_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SURF_ubc_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SURF_ubc_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SIFT_bikes_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SIFT_bikes_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/MSER_trees_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/MSER_trees_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/GFTT_trees_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/GFTT_trees_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/GFTT_trees_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/GFTT_trees_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/STAR_trees_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/STAR_trees_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/HARRIS_wall_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/HARRIS_wall_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/MSER_bark_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/MSER_bark_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SIFT_boat_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SIFT_boat_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/ubc_correspondenceCount.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/ubc_correspondenceCount.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/HARRIS_bikes_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/HARRIS_bikes_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/MSER_bark_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/MSER_bark_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/FAST_trees_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/FAST_trees_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/GFTT_ubc_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/GFTT_ubc_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/createPlots.p' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/createPlots.p'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/GFTT_wall_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/GFTT_wall_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/HARRIS_ubc_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/HARRIS_ubc_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/STAR_trees_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/STAR_trees_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SIFT_graf_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SIFT_graf_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/MSER_average_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/MSER_average_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SURF_average_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SURF_average_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/boat_repeatability.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/boat_repeatability.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SIFT_trees_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SIFT_trees_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SIFT_bark_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SIFT_bark_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SURF_boat_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SURF_boat_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/GFTT_graf_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/GFTT_graf_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/STAR_ubc_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/STAR_ubc_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/STAR_graf_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/STAR_graf_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/GFTT_boat_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/GFTT_boat_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SURF_bark_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SURF_bark_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SIFT_wall_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SIFT_wall_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/GFTT_average_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/GFTT_average_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/HARRIS_bark_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/HARRIS_bark_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/STAR_leuven_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/STAR_leuven_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/ubc_repeatability.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/ubc_repeatability.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SURF_ubc_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SURF_ubc_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/FAST_leuven_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/FAST_leuven_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/HARRIS_trees_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/HARRIS_trees_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/boat_correspondenceCount.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/boat_correspondenceCount.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/STAR_boat_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/STAR_boat_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/FAST_bikes_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/FAST_bikes_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/STAR_graf_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/STAR_graf_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/STAR_bark_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/STAR_bark_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/STAR_boat_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/STAR_boat_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SIFT_leuven_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SIFT_leuven_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/HARRIS_average_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/HARRIS_average_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SURF_boat_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SURF_boat_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/MSER_wall_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/MSER_wall_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/FAST_bark_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/FAST_bark_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/FAST_boat_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/FAST_boat_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/FAST_graf_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/FAST_graf_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SURF_bikes_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SURF_bikes_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/STAR_bikes_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/STAR_bikes_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/GFTT_bark_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/GFTT_bark_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SURF_trees_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SURF_trees_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/STAR_bikes_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/STAR_bikes_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/STAR_wall_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/STAR_wall_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SURF_average_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SURF_average_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/MSER_wall_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/MSER_wall_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/FAST_average_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/FAST_average_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/MSER_leuven_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/MSER_leuven_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/MSER_boat_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/MSER_boat_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/FAST_boat_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/FAST_boat_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/MSER_graf_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/MSER_graf_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/leuven_correspondenceCount.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/leuven_correspondenceCount.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/GFTT_average_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/GFTT_average_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/MSER_graf_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/MSER_graf_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/STAR_wall_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/STAR_wall_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SIFT_ubc_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SIFT_ubc_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/MSER_boat_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/MSER_boat_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/GFTT_wall_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/GFTT_wall_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/leuven_repeatability.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/leuven_repeatability.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/HARRIS_bikes_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/HARRIS_bikes_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/GFTT_leuven_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/GFTT_leuven_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/GFTT_graf_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/GFTT_graf_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/GFTT_bikes_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/GFTT_bikes_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/HARRIS_graf_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/HARRIS_graf_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/GFTT_bikes_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/GFTT_bikes_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/FAST_leuven_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/FAST_leuven_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/STAR_leuven_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/STAR_leuven_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/MSER_bikes_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/MSER_bikes_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/trees_repeatability.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/trees_repeatability.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/HARRIS_bark_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/HARRIS_bark_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SIFT_bikes_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SIFT_bikes_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/trees_correspondenceCount.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/trees_correspondenceCount.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/HARRIS_leuven_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/HARRIS_leuven_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SIFT_bark_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SIFT_bark_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/STAR_bark_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/STAR_bark_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/GFTT_ubc_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/GFTT_ubc_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/STAR_average_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/STAR_average_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/graf_correspondenceCount.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/graf_correspondenceCount.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SIFT_ubc_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SIFT_ubc_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/HARRIS_wall_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/HARRIS_wall_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SURF_leuven_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SURF_leuven_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/GFTT_boat_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/GFTT_boat_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SURF_bikes_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SURF_bikes_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SURF_graf_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SURF_graf_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/HARRIS_boat_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/HARRIS_boat_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/FAST_bikes_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/FAST_bikes_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/bikes_repeatability.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/bikes_repeatability.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SURF_bark_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SURF_bark_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SIFT_average_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SIFT_average_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/FAST_trees_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/FAST_trees_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SURF_trees_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SURF_trees_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/HARRIS_graf_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/HARRIS_graf_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/STAR_average_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/STAR_average_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/FAST_graf_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/FAST_graf_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/bark_repeatability.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/bark_repeatability.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/FAST_wall_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/FAST_wall_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/MSER_ubc_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/MSER_ubc_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/graf_repeatability.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/graf_repeatability.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SIFT_wall_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SIFT_wall_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/MSER_ubc_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/MSER_ubc_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/MSER_trees_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/MSER_trees_repeatability.csv'
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`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SURF_wall_correspondenceCount.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SURF_wall_correspondenceCount.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/MSER_leuven_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/MSER_leuven_repeatability.csv'
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`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SURF_graf_repeatability.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/detectors/plots/SURF_graf_repeatability.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/SIFT_res.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/SIFT_res.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/Calonder_params.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/Calonder_params.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/SIFT_params.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/SIFT_params.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/SURF_params.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/SURF_params.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/FERN_params.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/FERN_params.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/FERN_res.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/FERN_res.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/SURF_res.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/SURF_res.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/Calonder_res.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/Calonder_res.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/SURF_wall.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/SURF_wall.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/ubc.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/ubc.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/FERN_graf.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/FERN_graf.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/trees.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/trees.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/leuven.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/leuven.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/FERN_ubc.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/FERN_ubc.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/SURF_graf.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/SURF_graf.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/Calonder_ubc.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/Calonder_ubc.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/SIFT_leuven.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/SIFT_leuven.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/SURF_leuven.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/SURF_leuven.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/SURF_bikes.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/SURF_bikes.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/SIFT_boat.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/SIFT_boat.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/SIFT_ubc.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/SIFT_ubc.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/FERN_bikes.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/FERN_bikes.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/Calonder_boat.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/Calonder_boat.csv'
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`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/graf.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/graf.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/wall.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/wall.png'
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`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/bark.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/bark.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/Calonder_trees.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/Calonder_trees.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/FERN_boat.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/FERN_boat.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/SURF_ubc.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/SURF_ubc.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/Calonder_wall.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/Calonder_wall.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/Calonder_bark.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/Calonder_bark.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/SIFT_wall.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/SIFT_wall.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/FERN_trees.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/FERN_trees.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/boat.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/boat.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/SIFT_bikes.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/SIFT_bikes.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/FERN_leuven.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/FERN_leuven.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/SURF_trees.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/SURF_trees.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/FERN_bark.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/FERN_bark.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/Calonder_graf.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/Calonder_graf.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/bikes.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/bikes.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/SIFT_trees.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/SIFT_trees.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/SURF_boat.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/SURF_boat.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/Calonder_bikes.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/Calonder_bikes.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/Calonder_leuven.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/Calonder_leuven.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/SIFT_bark.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/SIFT_bark.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/SURF_bark.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/SURF_bark.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/SIFT_graf.csv' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/descriptors/plots/SIFT_graf.csv'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/planar/box.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/planar/box.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/planar/box_in_scene.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/planar/box_in_scene.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/bark/H1to6p.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/bark/H1to6p.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/bark/H1to5p.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/bark/H1to5p.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/bark/img3.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/bark/img3.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/bark/img1.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/bark/img1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/bark/img5.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/bark/img5.png'
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`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/bark/img2.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/bark/img2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/bark/img6.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/bark/img6.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/bark/img4.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/bark/img4.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/bark/H1to4p.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/bark/H1to4p.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/bark/H1to2p.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/bark/H1to2p.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/bikes/H1to6p.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/bikes/H1to6p.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/bikes/H1to5p.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/bikes/H1to5p.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/bikes/img3.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/bikes/img3.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/bikes/img1.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/bikes/img1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/bikes/img5.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/bikes/img5.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/bikes/H1to3p.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/bikes/H1to3p.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/bikes/img2.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/bikes/img2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/bikes/img6.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/bikes/img6.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/bikes/img4.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/bikes/img4.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/bikes/H1to4p.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/bikes/H1to4p.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/bikes/H1to2p.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/bikes/H1to2p.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/wall/H1to6p.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/wall/H1to6p.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/wall/H1to5p.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/wall/H1to5p.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/wall/img3.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/wall/img3.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/wall/img1.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/wall/img1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/wall/img5.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/wall/img5.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/wall/H1to3p.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/wall/H1to3p.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/wall/img2.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/wall/img2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/wall/img6.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/wall/img6.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/wall/img4.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/wall/img4.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/wall/H1to4p.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/wall/H1to4p.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/wall/H1to2p.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/wall/H1to2p.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/boat/H1to6p.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/boat/H1to6p.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/boat/H1to5p.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/boat/H1to5p.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/boat/img3.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/boat/img3.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/boat/img1.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/boat/img1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/boat/img5.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/boat/img5.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/boat/H1to3p.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/boat/H1to3p.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/boat/img2.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/boat/img2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/boat/img6.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/boat/img6.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/boat/img4.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/boat/img4.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/boat/H1to4p.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/boat/H1to4p.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/boat/H1to2p.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/boat/H1to2p.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/leuven/H1to6p.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/leuven/H1to6p.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/leuven/H1to5p.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/leuven/H1to5p.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/leuven/img3.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/leuven/img3.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/leuven/img1.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/leuven/img1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/leuven/img5.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/leuven/img5.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/leuven/H1to3p.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/leuven/H1to3p.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/leuven/img2.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/leuven/img2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/leuven/img6.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/leuven/img6.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/leuven/img4.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/leuven/img4.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/leuven/H1to4p.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/leuven/H1to4p.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/leuven/H1to2p.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/leuven/H1to2p.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/ubc/H1to6p.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/ubc/H1to6p.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/ubc/H1to5p.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/ubc/H1to5p.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/ubc/img3.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/ubc/img3.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/ubc/img1.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/ubc/img1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/ubc/img5.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/ubc/img5.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/ubc/H1to3p.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/ubc/H1to3p.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/ubc/img2.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/ubc/img2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/ubc/img6.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/ubc/img6.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/ubc/img4.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/ubc/img4.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/ubc/H1to4p.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/ubc/H1to4p.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/ubc/H1to2p.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/ubc/H1to2p.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/graf/H1to6p.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/graf/H1to6p.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/graf/H1to5p.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/graf/H1to5p.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/graf/img3.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/graf/img3.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/graf/img1.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/graf/img1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/graf/img5.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/graf/img5.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/graf/H1to3p.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/graf/H1to3p.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/graf/img2.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/graf/img2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/graf/img6.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/graf/img6.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/graf/img4.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/graf/img4.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/graf/H1to4p.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/graf/H1to4p.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/graf/H1to2p.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/graf/H1to2p.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/trees/H1to6p.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/trees/H1to6p.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/trees/H1to5p.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/trees/H1to5p.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/trees/img3.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/trees/img3.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/trees/img1.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/trees/img1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/trees/img5.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/trees/img5.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/trees/H1to3p.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/trees/H1to3p.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/trees/img2.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/trees/img2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/trees/img6.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/trees/img6.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/trees/img4.png' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/trees/img4.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/trees/H1to4p.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/trees/H1to4p.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/images_datasets/trees/H1to2p.xml' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/images_datasets/trees/H1to2p.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/one_way_train_images/one_way_train_0000.jpg' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/one_way_train_images/one_way_train_0000.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/one_way_train_images/one_way_train_0001.jpg' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/one_way_train_images/one_way_train_0001.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/one_way_train_images/one_way_train_images.txt' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/one_way_train_images/one_way_train_images.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/keypoints_datasets/SURF_bark.xml.gz' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/keypoints_datasets/SURF_bark.xml.gz'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/keypoints_datasets/SURF_ubc.xml.gz' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/keypoints_datasets/SURF_ubc.xml.gz'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/keypoints_datasets/SURF_trees.xml.gz' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/keypoints_datasets/SURF_trees.xml.gz'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/keypoints_datasets/SURF_wall.xml.gz' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/keypoints_datasets/SURF_wall.xml.gz'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/keypoints_datasets/SURF_leuven.xml.gz' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/keypoints_datasets/SURF_leuven.xml.gz'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/keypoints_datasets/SURF_boat.xml.gz' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/keypoints_datasets/SURF_boat.xml.gz'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/keypoints_datasets/SURF_graf.xml.gz' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/keypoints_datasets/SURF_graf.xml.gz'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/detectors_descriptors_evaluation/keypoints_datasets/SURF_bikes.xml.gz' -> `../opencv-extra/testdata/cv/detectors_descriptors_evaluation/keypoints_datasets/SURF_bikes.xml.gz'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cvtcolor/bayerVNG_gold.png' -> `../opencv-extra/testdata/cv/cvtcolor/bayerVNG_gold.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cvtcolor/bayer_gold.png' -> `../opencv-extra/testdata/cv/cvtcolor/bayer_gold.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cvtcolor/bayer_input.png' -> `../opencv-extra/testdata/cv/cvtcolor/bayer_input.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereo/case1/left08.png' -> `../opencv-extra/testdata/cv/stereo/case1/left08.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereo/case1/left06.png' -> `../opencv-extra/testdata/cv/stereo/case1/left06.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereo/case1/left12.png' -> `../opencv-extra/testdata/cv/stereo/case1/left12.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereo/case1/right03.png' -> `../opencv-extra/testdata/cv/stereo/case1/right03.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereo/case1/right11.png' -> `../opencv-extra/testdata/cv/stereo/case1/right11.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereo/case1/left01.png' -> `../opencv-extra/testdata/cv/stereo/case1/left01.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereo/case1/right01.png' -> `../opencv-extra/testdata/cv/stereo/case1/right01.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereo/case1/left14.png' -> `../opencv-extra/testdata/cv/stereo/case1/left14.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereo/case1/left11.png' -> `../opencv-extra/testdata/cv/stereo/case1/left11.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereo/case1/left09.png' -> `../opencv-extra/testdata/cv/stereo/case1/left09.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereo/case1/left03.png' -> `../opencv-extra/testdata/cv/stereo/case1/left03.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereo/case1/left07.png' -> `../opencv-extra/testdata/cv/stereo/case1/left07.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereo/case1/right08.png' -> `../opencv-extra/testdata/cv/stereo/case1/right08.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereo/case1/right06.png' -> `../opencv-extra/testdata/cv/stereo/case1/right06.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereo/case1/left02.png' -> `../opencv-extra/testdata/cv/stereo/case1/left02.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereo/case1/right05.png' -> `../opencv-extra/testdata/cv/stereo/case1/right05.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereo/case1/stereo_calib.txt' -> `../opencv-extra/testdata/cv/stereo/case1/stereo_calib.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereo/case1/right13.png' -> `../opencv-extra/testdata/cv/stereo/case1/right13.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereo/case1/left05.png' -> `../opencv-extra/testdata/cv/stereo/case1/left05.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereo/case1/left04.png' -> `../opencv-extra/testdata/cv/stereo/case1/left04.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereo/case1/right07.png' -> `../opencv-extra/testdata/cv/stereo/case1/right07.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereo/case1/right14.png' -> `../opencv-extra/testdata/cv/stereo/case1/right14.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereo/case1/right02.png' -> `../opencv-extra/testdata/cv/stereo/case1/right02.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereo/case1/right12.png' -> `../opencv-extra/testdata/cv/stereo/case1/right12.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereo/case1/right09.png' -> `../opencv-extra/testdata/cv/stereo/case1/right09.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereo/case1/right04.png' -> `../opencv-extra/testdata/cv/stereo/case1/right04.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereo/case1/left13.png' -> `../opencv-extra/testdata/cv/stereo/case1/left13.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/negative_2.dat' -> `../opencv-extra/testdata/cv/cameracalibration/negative_2.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/chess3.png' -> `../opencv-extra/testdata/cv/cameracalibration/chess3.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/chess_corners3.dat' -> `../opencv-extra/testdata/cv/cameracalibration/chess_corners3.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/chess_corners4.dat' -> `../opencv-extra/testdata/cv/cameracalibration/chess_corners4.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/negative_1.png' -> `../opencv-extra/testdata/cv/cameracalibration/negative_1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/BoardStereoR2.png' -> `../opencv-extra/testdata/cv/cameracalibration/BoardStereoR2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/chessboard-artificial2.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/chessboard-artificial2.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/chessboard_list_subpixel.dat' -> `../opencv-extra/testdata/cv/cameracalibration/chessboard_list_subpixel.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/chessboard-artificial1.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/chessboard-artificial1.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/chess_corners2.dat' -> `../opencv-extra/testdata/cv/cameracalibration/chess_corners2.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/chess4.png' -> `../opencv-extra/testdata/cv/cameracalibration/chess4.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/chess8.png' -> `../opencv-extra/testdata/cv/cameracalibration/chess8.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/BoardStereoL3.png' -> `../opencv-extra/testdata/cv/cameracalibration/BoardStereoL3.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/BoardStereoR1.png' -> `../opencv-extra/testdata/cv/cameracalibration/BoardStereoR1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/chessboard_timing_list.dat' -> `../opencv-extra/testdata/cv/cameracalibration/chessboard_timing_list.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/chess_corners1.dat' -> `../opencv-extra/testdata/cv/cameracalibration/chess_corners1.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/chess5.png' -> `../opencv-extra/testdata/cv/cameracalibration/chess5.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/calib1.dat' -> `../opencv-extra/testdata/cv/cameracalibration/calib1.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/BoardStereoR4.png' -> `../opencv-extra/testdata/cv/cameracalibration/BoardStereoR4.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/chessboard_list.dat' -> `../opencv-extra/testdata/cv/cameracalibration/chessboard_list.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/BoardStereoL6.png' -> `../opencv-extra/testdata/cv/cameracalibration/BoardStereoL6.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/negative_3.dat' -> `../opencv-extra/testdata/cv/cameracalibration/negative_3.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/BoardStereoR3.png' -> `../opencv-extra/testdata/cv/cameracalibration/BoardStereoR3.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/BoardStereoL1.png' -> `../opencv-extra/testdata/cv/cameracalibration/BoardStereoL1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/chess1.png' -> `../opencv-extra/testdata/cv/cameracalibration/chess1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/negative_3.png' -> `../opencv-extra/testdata/cv/cameracalibration/negative_3.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/small_chessboard3.png' -> `../opencv-extra/testdata/cv/cameracalibration/small_chessboard3.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/BoardStereoL5.png' -> `../opencv-extra/testdata/cv/cameracalibration/BoardStereoL5.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/chess7.png' -> `../opencv-extra/testdata/cv/cameracalibration/chess7.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/chess_corners5.dat' -> `../opencv-extra/testdata/cv/cameracalibration/chess_corners5.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/chess6.png' -> `../opencv-extra/testdata/cv/cameracalibration/chess6.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/small_chessboard2.png' -> `../opencv-extra/testdata/cv/cameracalibration/small_chessboard2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/small_chessboard1.dat' -> `../opencv-extra/testdata/cv/cameracalibration/small_chessboard1.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/BoardStereoR5.png' -> `../opencv-extra/testdata/cv/cameracalibration/BoardStereoR5.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/datafiles.txt' -> `../opencv-extra/testdata/cv/cameracalibration/datafiles.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/BoardStereoR6.png' -> `../opencv-extra/testdata/cv/cameracalibration/BoardStereoR6.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/chess_corners7.dat' -> `../opencv-extra/testdata/cv/cameracalibration/chess_corners7.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/small_chessboard2.dat' -> `../opencv-extra/testdata/cv/cameracalibration/small_chessboard2.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/chessboard_hires.dat' -> `../opencv-extra/testdata/cv/cameracalibration/chessboard_hires.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/negative_list.dat' -> `../opencv-extra/testdata/cv/cameracalibration/negative_list.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/chessboard-artificial1.png' -> `../opencv-extra/testdata/cv/cameracalibration/chessboard-artificial1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/chessboard-artificial2.png' -> `../opencv-extra/testdata/cv/cameracalibration/chessboard-artificial2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/small_chessboard3.dat' -> `../opencv-extra/testdata/cv/cameracalibration/small_chessboard3.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/chess_corners8.dat' -> `../opencv-extra/testdata/cv/cameracalibration/chess_corners8.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/small_chessboard1.png' -> `../opencv-extra/testdata/cv/cameracalibration/small_chessboard1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/negative_2.png' -> `../opencv-extra/testdata/cv/cameracalibration/negative_2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/negative_1.dat' -> `../opencv-extra/testdata/cv/cameracalibration/negative_1.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/chess_corners6.dat' -> `../opencv-extra/testdata/cv/cameracalibration/chess_corners6.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/chessboard_hires.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/chessboard_hires.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/chess_corners9.dat' -> `../opencv-extra/testdata/cv/cameracalibration/chess_corners9.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/BoardStereoL4.png' -> `../opencv-extra/testdata/cv/cameracalibration/BoardStereoL4.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/BoardStereoL2.png' -> `../opencv-extra/testdata/cv/cameracalibration/BoardStereoL2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/chess2.png' -> `../opencv-extra/testdata/cv/cameracalibration/chess2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/chess9.png' -> `../opencv-extra/testdata/cv/cameracalibration/chess9.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/random_pattern/image_list.xml' -> `../opencv-extra/testdata/cv/cameracalibration/random_pattern/image_list.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/random_pattern/random_patter/3.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/random_pattern/random_patter/3.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/random_pattern/random_patter/0.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/random_pattern/random_patter/0.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/random_pattern/random_patter/5.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/random_pattern/random_patter/5.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/random_pattern/random_patter/pattern_small.png' -> `../opencv-extra/testdata/cv/cameracalibration/random_pattern/random_patter/pattern_small.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/random_pattern/random_patter/4.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/random_pattern/random_patter/4.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/random_pattern/random_patter/6.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/random_pattern/random_patter/6.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/random_pattern/random_patter/2.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/random_pattern/random_patter/2.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/random_pattern/random_patter/1.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/random_pattern/random_patter/1.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/asymmetric_circles/acircles_corners4.dat' -> `../opencv-extra/testdata/cv/cameracalibration/asymmetric_circles/acircles_corners4.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/asymmetric_circles/acircles3.png' -> `../opencv-extra/testdata/cv/cameracalibration/asymmetric_circles/acircles3.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/asymmetric_circles/acircles5.png' -> `../opencv-extra/testdata/cv/cameracalibration/asymmetric_circles/acircles5.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/asymmetric_circles/acircles_corners5.dat' -> `../opencv-extra/testdata/cv/cameracalibration/asymmetric_circles/acircles_corners5.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/asymmetric_circles/acircles_corners2.dat' -> `../opencv-extra/testdata/cv/cameracalibration/asymmetric_circles/acircles_corners2.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/asymmetric_circles/acircles_corners9.dat' -> `../opencv-extra/testdata/cv/cameracalibration/asymmetric_circles/acircles_corners9.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/asymmetric_circles/acircles_corners1.dat' -> `../opencv-extra/testdata/cv/cameracalibration/asymmetric_circles/acircles_corners1.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/asymmetric_circles/acircles6.png' -> `../opencv-extra/testdata/cv/cameracalibration/asymmetric_circles/acircles6.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/asymmetric_circles/acircles7.png' -> `../opencv-extra/testdata/cv/cameracalibration/asymmetric_circles/acircles7.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/asymmetric_circles/acircles8.png' -> `../opencv-extra/testdata/cv/cameracalibration/asymmetric_circles/acircles8.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/asymmetric_circles/acircles_list.dat' -> `../opencv-extra/testdata/cv/cameracalibration/asymmetric_circles/acircles_list.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/asymmetric_circles/acircles1.png' -> `../opencv-extra/testdata/cv/cameracalibration/asymmetric_circles/acircles1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/asymmetric_circles/acircles_corners8.dat' -> `../opencv-extra/testdata/cv/cameracalibration/asymmetric_circles/acircles_corners8.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/asymmetric_circles/acircles_corners7.dat' -> `../opencv-extra/testdata/cv/cameracalibration/asymmetric_circles/acircles_corners7.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/asymmetric_circles/acircles9.png' -> `../opencv-extra/testdata/cv/cameracalibration/asymmetric_circles/acircles9.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/asymmetric_circles/acircles4.png' -> `../opencv-extra/testdata/cv/cameracalibration/asymmetric_circles/acircles4.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/asymmetric_circles/acircles2.png' -> `../opencv-extra/testdata/cv/cameracalibration/asymmetric_circles/acircles2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/asymmetric_circles/acircles_corners3.dat' -> `../opencv-extra/testdata/cv/cameracalibration/asymmetric_circles/acircles_corners3.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/asymmetric_circles/acircles_corners6.dat' -> `../opencv-extra/testdata/cv/cameracalibration/asymmetric_circles/acircles_corners6.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/omnidir/imagelist.xml' -> `../opencv-extra/testdata/cv/cameracalibration/omnidir/imagelist.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/omnidir/omnidir_images/3.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/omnidir/omnidir_images/3.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/omnidir/omnidir_images/12.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/omnidir/omnidir_images/12.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/omnidir/omnidir_images/5.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/omnidir/omnidir_images/5.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/omnidir/omnidir_images/17.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/omnidir/omnidir_images/17.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/omnidir/omnidir_images/15.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/omnidir/omnidir_images/15.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/omnidir/omnidir_images/8.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/omnidir/omnidir_images/8.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/omnidir/omnidir_images/18.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/omnidir/omnidir_images/18.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/omnidir/omnidir_images/16.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/omnidir/omnidir_images/16.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/omnidir/omnidir_images/10.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/omnidir/omnidir_images/10.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/omnidir/omnidir_images/13.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/omnidir/omnidir_images/13.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/omnidir/omnidir_images/14.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/omnidir/omnidir_images/14.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/omnidir/omnidir_images/11.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/omnidir/omnidir_images/11.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/omnidir/omnidir_images/9.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/omnidir/omnidir_images/9.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/omnidir/omnidir_images/4.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/omnidir/omnidir_images/4.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/omnidir/omnidir_images/7.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/omnidir/omnidir_images/7.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/omnidir/omnidir_images/6.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/omnidir/omnidir_images/6.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/omnidir/omnidir_images/2.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/omnidir/omnidir_images/2.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/omnidir/omnidir_images/1.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/omnidir/omnidir_images/1.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/multi_camera_omnidir.xml' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/multi_camera_omnidir.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/2-24.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/2-24.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/2-61.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/2-61.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/0-132.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/0-132.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/3-112.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/3-112.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/3-101.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/3-101.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/0-182.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/0-182.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/0-156.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/0-156.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/1-195.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/1-195.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/3-132.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/3-132.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/4-244.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/4-244.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/0-160.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/0-160.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/1-205.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/1-205.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/2-85.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/2-85.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/3-94.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/3-94.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/4-245.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/4-245.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/1-211.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/1-211.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/2-68.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/2-68.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/2-63.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/2-63.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/1-232.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/1-232.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/0-159.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/0-159.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/1-233.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/1-233.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/0-142.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/0-142.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/0-179.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/0-179.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/1-244.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/1-244.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/3-129.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/3-129.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/0-187.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/0-187.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/4-32.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/4-32.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/0-155.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/0-155.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/1-245.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/1-245.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/4-34.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/4-34.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/3-141.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/3-141.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/1-187.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/1-187.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/4-232.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/4-232.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/4-28.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/4-28.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/2-93.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/2-93.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/3-104.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/3-104.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/4-22.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/4-22.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/0-158.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/0-158.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/2-67.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/2-67.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/4-36.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/4-36.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/2-21.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/2-21.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/0-188.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/0-188.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/2-64.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/2-64.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/1-204.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/1-204.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/4-19.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/4-19.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/1-182.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/1-182.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/3-140.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/3-140.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/2-96.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/2-96.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/2-94.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/2-94.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/3-84.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/3-84.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/4-21.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/4-21.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/1-179.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/1-179.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/3-85.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/3-85.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/3-37.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/3-37.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/0-129.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/0-129.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/2-25.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/2-25.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/1-203.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/1-203.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/2-84.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/2-84.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/3-93.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/3-93.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/2-104.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/2-104.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/2-22.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/2-22.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/1-188.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/1-188.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/4-233.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/4-233.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/4-24.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/4-24.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/3-103.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/3-103.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/4-231.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/4-231.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/4-25.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/4-25.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/3-96.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/3-96.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/0-140.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/0-140.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/3-3.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/3-3.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/1-231.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/1-231.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/2-19.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/2-19.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/0-195.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/0-195.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/0-141.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/0-141.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/3-142.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/3-142.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/multi_cameras/images_omnidir/pattern_small.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/multi_cameras/images_omnidir/pattern_small.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-0-capt0031.yml' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-0-capt0031.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-1-capt0046.png' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-1-capt0046.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-1-capt0029.png' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-1-capt0029.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-1-capt0032.yml' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-1-capt0032.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-1-capt0030.png' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-1-capt0030.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-0-capt0033.yml' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-0-capt0033.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-1-capt0042.yml' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-1-capt0042.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-0-capt0040.yml' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-0-capt0040.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-0-capt0027.png' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-0-capt0027.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-0-capt0032.yml' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-0-capt0032.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-0-capt0030.yml' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-0-capt0030.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-1-capt0027.png' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-1-capt0027.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-0-capt0046.yml' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-0-capt0046.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-0-capt0026.png' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-0-capt0026.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-1-capt0031.png' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-1-capt0031.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-0-capt0046.png' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-0-capt0046.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-0-capt0047.yml' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-0-capt0047.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-0-capt0026.yml' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-0-capt0026.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-1-capt0033.yml' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-1-capt0033.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-1-capt0059.yml' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-1-capt0059.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-1-capt0058.yml' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-1-capt0058.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-1-capt0047.png' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-1-capt0047.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-1-capt0045.yml' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-1-capt0045.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-0-capt0040.png' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-0-capt0040.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-0-capt0044.yml' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-0-capt0044.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-1-capt0044.png' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-1-capt0044.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-0-capt0041.yml' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-0-capt0041.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-0-capt0025.png' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-0-capt0025.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-1-capt0029.yml' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-1-capt0029.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-1-capt0041.png' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-1-capt0041.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-0-capt0045.png' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-0-capt0045.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-1-capt0047.yml' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-1-capt0047.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-1-capt0044.yml' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-1-capt0044.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-1-capt0041.yml' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-1-capt0041.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-0-capt0025.yml' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-0-capt0025.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-1-capt0034.png' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-1-capt0034.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-0-capt0072.yml' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-0-capt0072.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-0-capt0027.yml' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-0-capt0027.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-0-capt0043.yml' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-0-capt0043.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-1-capt0043.yml' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-1-capt0043.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-1-capt0030.yml' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-1-capt0030.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-0-capt0041.png' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-0-capt0041.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-0-capt0028.yml' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-0-capt0028.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-1-capt0042.png' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-1-capt0042.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-1-capt0028.png' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-1-capt0028.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-0-capt0047.png' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-0-capt0047.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-1-capt0033.png' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-1-capt0033.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-1-capt0031.yml' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-1-capt0031.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-0-capt0030.png' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-0-capt0030.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-0-capt0032.png' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-0-capt0032.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-0-capt0042.png' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-0-capt0042.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-1-capt0032.png' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-1-capt0032.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-0-capt0031.png' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-0-capt0031.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-0-capt0044.png' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-0-capt0044.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-0-capt0043.png' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-0-capt0043.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-1-capt0034.yml' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-1-capt0034.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-0-capt0029.yml' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-0-capt0029.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-0-capt0033.png' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-0-capt0033.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-1-capt0045.png' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-1-capt0045.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-0-capt0042.yml' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-0-capt0042.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-0-capt0029.png' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-0-capt0029.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-1-capt0027.yml' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-1-capt0027.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-1-capt0026.png' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-1-capt0026.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-0-capt0028.png' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-0-capt0028.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-1-capt0028.yml' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-1-capt0028.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-1-capt0043.png' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-1-capt0043.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-0-capt0045.yml' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-0-capt0045.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-1-capt0046.yml' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-1-capt0046.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/subpixel/m-1-capt0026.yml' -> `../opencv-extra/testdata/cv/cameracalibration/subpixel/m-1-capt0026.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right.xml' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/object.xml' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/object.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left.xml' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_020.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_020.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_007.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_007.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_016.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_016.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_003.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_003.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_017.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_017.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_014.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_014.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_031.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_031.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_008.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_008.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_004.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_004.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_019.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_019.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_022.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_022.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_024.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_024.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_029.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_029.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_009.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_009.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_012.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_012.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_015.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_015.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_013.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_013.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_033.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_033.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_006.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_006.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_001.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_001.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_010.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_010.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_011.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_011.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_032.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_032.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_000.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_000.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_021.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_021.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_005.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_005.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_018.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_018.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_023.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_023.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_025.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_025.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_030.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_030.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_028.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_028.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_026.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_026.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_027.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_027.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_002.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/left/stereo_pair_002.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_020.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_020.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_007.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_007.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_016.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_016.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_003.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_003.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_017.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_017.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_014.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_014.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_031.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_031.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_008.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_008.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_004.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_004.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_019.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_019.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_022.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_022.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_024.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_024.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_029.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_029.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_009.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_009.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_012.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_012.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_015.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_015.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_013.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_013.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_033.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_033.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_006.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_006.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_001.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_001.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_010.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_010.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_011.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_011.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_032.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_032.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_000.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_000.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_021.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_021.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_005.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_005.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_018.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_018.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_023.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_023.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_025.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_025.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_030.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_030.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_028.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_028.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_026.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_026.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_027.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_027.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_002.jpg' -> `../opencv-extra/testdata/cv/cameracalibration/fisheye/calib-3_stereo_from_JY/right/stereo_pair_002.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/circles/circles_corners5.dat' -> `../opencv-extra/testdata/cv/cameracalibration/circles/circles_corners5.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/circles/circles_corners7.dat' -> `../opencv-extra/testdata/cv/cameracalibration/circles/circles_corners7.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/circles/circles_corners11.dat' -> `../opencv-extra/testdata/cv/cameracalibration/circles/circles_corners11.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/circles/circles_list.dat' -> `../opencv-extra/testdata/cv/cameracalibration/circles/circles_list.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/circles/circles_corners3.dat' -> `../opencv-extra/testdata/cv/cameracalibration/circles/circles_corners3.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/circles/circles_corners13.dat' -> `../opencv-extra/testdata/cv/cameracalibration/circles/circles_corners13.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/circles/circles8.png' -> `../opencv-extra/testdata/cv/cameracalibration/circles/circles8.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/circles/circles_corners2.dat' -> `../opencv-extra/testdata/cv/cameracalibration/circles/circles_corners2.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/circles/circles2.png' -> `../opencv-extra/testdata/cv/cameracalibration/circles/circles2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/circles/circles11.png' -> `../opencv-extra/testdata/cv/cameracalibration/circles/circles11.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/circles/circles_corners9.dat' -> `../opencv-extra/testdata/cv/cameracalibration/circles/circles_corners9.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/circles/circles3.png' -> `../opencv-extra/testdata/cv/cameracalibration/circles/circles3.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/circles/circles14.png' -> `../opencv-extra/testdata/cv/cameracalibration/circles/circles14.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/circles/circles_corners8.dat' -> `../opencv-extra/testdata/cv/cameracalibration/circles/circles_corners8.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/circles/circles_corners14.dat' -> `../opencv-extra/testdata/cv/cameracalibration/circles/circles_corners14.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/circles/circles7.png' -> `../opencv-extra/testdata/cv/cameracalibration/circles/circles7.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/circles/circles1.png' -> `../opencv-extra/testdata/cv/cameracalibration/circles/circles1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/circles/circles13.png' -> `../opencv-extra/testdata/cv/cameracalibration/circles/circles13.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/circles/circles4.png' -> `../opencv-extra/testdata/cv/cameracalibration/circles/circles4.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/circles/circles_corners4.dat' -> `../opencv-extra/testdata/cv/cameracalibration/circles/circles_corners4.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/circles/circles_corners6.dat' -> `../opencv-extra/testdata/cv/cameracalibration/circles/circles_corners6.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/circles/circles5.png' -> `../opencv-extra/testdata/cv/cameracalibration/circles/circles5.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/circles/circles10.png' -> `../opencv-extra/testdata/cv/cameracalibration/circles/circles10.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/circles/circles6.png' -> `../opencv-extra/testdata/cv/cameracalibration/circles/circles6.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/circles/circles_corners12.dat' -> `../opencv-extra/testdata/cv/cameracalibration/circles/circles_corners12.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/circles/circles12.png' -> `../opencv-extra/testdata/cv/cameracalibration/circles/circles12.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/circles/circles9.png' -> `../opencv-extra/testdata/cv/cameracalibration/circles/circles9.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/circles/circles_corners1.dat' -> `../opencv-extra/testdata/cv/cameracalibration/circles/circles_corners1.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/cameracalibration/circles/circles_corners10.dat' -> `../opencv-extra/testdata/cv/cameracalibration/circles/circles_corners10.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereomatching/algorithms/stereogc_res.xml' -> `../opencv-extra/testdata/cv/stereomatching/algorithms/stereogc_res.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereomatching/algorithms/stereobm_params.xml' -> `../opencv-extra/testdata/cv/stereomatching/algorithms/stereobm_params.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereomatching/algorithms/stereobm_res.xml' -> `../opencv-extra/testdata/cv/stereomatching/algorithms/stereobm_res.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereomatching/algorithms/stereosgbm_params.xml' -> `../opencv-extra/testdata/cv/stereomatching/algorithms/stereosgbm_params.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereomatching/algorithms/stereogc_params.xml' -> `../opencv-extra/testdata/cv/stereomatching/algorithms/stereogc_params.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereomatching/algorithms/stereosgbm_res.xml' -> `../opencv-extra/testdata/cv/stereomatching/algorithms/stereosgbm_res.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereomatching/datasets/datasets.xml' -> `../opencv-extra/testdata/cv/stereomatching/datasets/datasets.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereomatching/datasets/cones/im6.png' -> `../opencv-extra/testdata/cv/stereomatching/datasets/cones/im6.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereomatching/datasets/cones/im2.png' -> `../opencv-extra/testdata/cv/stereomatching/datasets/cones/im2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereomatching/datasets/cones/disp6.png' -> `../opencv-extra/testdata/cv/stereomatching/datasets/cones/disp6.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereomatching/datasets/cones/disp2.png' -> `../opencv-extra/testdata/cv/stereomatching/datasets/cones/disp2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereomatching/datasets/teddy/im6.png' -> `../opencv-extra/testdata/cv/stereomatching/datasets/teddy/im6.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereomatching/datasets/teddy/disp2_hh4.png' -> `../opencv-extra/testdata/cv/stereomatching/datasets/teddy/disp2_hh4.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereomatching/datasets/teddy/im2.png' -> `../opencv-extra/testdata/cv/stereomatching/datasets/teddy/im2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereomatching/datasets/teddy/disp6.png' -> `../opencv-extra/testdata/cv/stereomatching/datasets/teddy/disp6.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereomatching/datasets/teddy/disp2.png' -> `../opencv-extra/testdata/cv/stereomatching/datasets/teddy/disp2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereomatching/datasets/sawtooth/im6.png' -> `../opencv-extra/testdata/cv/stereomatching/datasets/sawtooth/im6.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereomatching/datasets/sawtooth/im2.png' -> `../opencv-extra/testdata/cv/stereomatching/datasets/sawtooth/im2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereomatching/datasets/sawtooth/disp6.png' -> `../opencv-extra/testdata/cv/stereomatching/datasets/sawtooth/disp6.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereomatching/datasets/sawtooth/disp2.png' -> `../opencv-extra/testdata/cv/stereomatching/datasets/sawtooth/disp2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereomatching/datasets/tsukuba/im6.png' -> `../opencv-extra/testdata/cv/stereomatching/datasets/tsukuba/im6.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereomatching/datasets/tsukuba/im2.png' -> `../opencv-extra/testdata/cv/stereomatching/datasets/tsukuba/im2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereomatching/datasets/tsukuba/disp2.png' -> `../opencv-extra/testdata/cv/stereomatching/datasets/tsukuba/disp2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereomatching/datasets/barn2/im6.png' -> `../opencv-extra/testdata/cv/stereomatching/datasets/barn2/im6.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereomatching/datasets/barn2/im2.png' -> `../opencv-extra/testdata/cv/stereomatching/datasets/barn2/im2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereomatching/datasets/barn2/disp6.png' -> `../opencv-extra/testdata/cv/stereomatching/datasets/barn2/disp6.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereomatching/datasets/barn2/disp2.png' -> `../opencv-extra/testdata/cv/stereomatching/datasets/barn2/disp2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereomatching/datasets/venus/im6.png' -> `../opencv-extra/testdata/cv/stereomatching/datasets/venus/im6.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereomatching/datasets/venus/im2.png' -> `../opencv-extra/testdata/cv/stereomatching/datasets/venus/im2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereomatching/datasets/venus/disp6.png' -> `../opencv-extra/testdata/cv/stereomatching/datasets/venus/disp6.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereomatching/datasets/venus/disp2.png' -> `../opencv-extra/testdata/cv/stereomatching/datasets/venus/disp2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereomatching/datasets/poster/im6.png' -> `../opencv-extra/testdata/cv/stereomatching/datasets/poster/im6.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereomatching/datasets/poster/im2.png' -> `../opencv-extra/testdata/cv/stereomatching/datasets/poster/im2.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereomatching/datasets/poster/disp6.png' -> `../opencv-extra/testdata/cv/stereomatching/datasets/poster/disp6.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/cv/stereomatching/datasets/poster/disp2.png' -> `../opencv-extra/testdata/cv/stereomatching/datasets/poster/disp2.png'
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`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/ml/vehicle.data' -> `../opencv-extra/testdata/ml/vehicle.data'
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`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/ml/waveform_rprop_init_weight.yml.gz' -> `../opencv-extra/testdata/ml/waveform_rprop_init_weight.yml.gz'
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`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/ml/letter.data' -> `../opencv-extra/testdata/ml/letter.data'
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`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/ml/mushroom.data' -> `../opencv-extra/testdata/ml/mushroom.data'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/ml/waveform_anneal_init_weight.yml.gz' -> `../opencv-extra/testdata/ml/waveform_anneal_init_weight.yml.gz'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/ml/car.data' -> `../opencv-extra/testdata/ml/car.data'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/ml/abalone.data' -> `../opencv-extra/testdata/ml/abalone.data'
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`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/ml/iris.data' -> `../opencv-extra/testdata/ml/iris.data'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/ml/waveform.data' -> `../opencv-extra/testdata/ml/waveform.data'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/ml/slvalidation.xml' -> `../opencv-extra/testdata/ml/slvalidation.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/ml/avalidation.xml' -> `../opencv-extra/testdata/ml/avalidation.xml'
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`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/ml/adult.data' -> `../opencv-extra/testdata/ml/adult.data'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/ml/twonorm.data' -> `../opencv-extra/testdata/ml/twonorm.data'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/ml/waveform_leakyrelu.yml' -> `../opencv-extra/testdata/ml/waveform_leakyrelu.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/ml/legacy/boost_1.xml' -> `../opencv-extra/testdata/ml/legacy/boost_1.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/ml/legacy/ann_waveform.xml' -> `../opencv-extra/testdata/ml/legacy/ann_waveform.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/ml/legacy/svm_poletelecomm.xml' -> `../opencv-extra/testdata/ml/legacy/svm_poletelecomm.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/ml/legacy/boost_adult.xml' -> `../opencv-extra/testdata/ml/legacy/boost_adult.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/ml/legacy/boost_2.xml' -> `../opencv-extra/testdata/ml/legacy/boost_2.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/ml/legacy/dtree_abalone.xml' -> `../opencv-extra/testdata/ml/legacy/dtree_abalone.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/ml/legacy/svm_waveform.xml' -> `../opencv-extra/testdata/ml/legacy/svm_waveform.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/ml/legacy/boost_3.xml' -> `../opencv-extra/testdata/ml/legacy/boost_3.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/ml/legacy/rtrees_waveform.xml' -> `../opencv-extra/testdata/ml/legacy/rtrees_waveform.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/ml/legacy/dtree_mushroom.xml' -> `../opencv-extra/testdata/ml/legacy/dtree_mushroom.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/ml/legacy/nbayes_waveform.xml' -> `../opencv-extra/testdata/ml/legacy/nbayes_waveform.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/ml/legacy/svmsgd_waveform.xml' -> `../opencv-extra/testdata/ml/legacy/svmsgd_waveform.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch_enet_prob.npy' -> `../opencv-extra/testdata/dnn/torch_enet_prob.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/caffe_fcn8s_prob.png' -> `../opencv-extra/testdata/dnn/caffe_fcn8s_prob.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/yolo-voc.cfg' -> `../opencv-extra/testdata/dnn/yolo-voc.cfg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/download_models.py' -> `../opencv-extra/testdata/dnn/download_models.py'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/bvlc_googlenet.prototxt' -> `../opencv-extra/testdata/dnn/bvlc_googlenet.prototxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tiny-yolo-voc.cfg' -> `../opencv-extra/testdata/dnn/tiny-yolo-voc.cfg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/ssd_mobilenet_v2_coco_2018_03_29.pbtxt' -> `../opencv-extra/testdata/dnn/ssd_mobilenet_v2_coco_2018_03_29.pbtxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/squeezenet_v1.1_prob.npy' -> `../opencv-extra/testdata/dnn/squeezenet_v1.1_prob.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/openpose_pose_mpi_faster_4_stages.prototxt' -> `../opencv-extra/testdata/dnn/openpose_pose_mpi_faster_4_stages.prototxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/ResNet-50-deploy.prototxt' -> `../opencv-extra/testdata/dnn/ResNet-50-deploy.prototxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/mobilenet_ssd_caffe_out.npy' -> `../opencv-extra/testdata/dnn/mobilenet_ssd_caffe_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/googlenet_1.png' -> `../opencv-extra/testdata/dnn/googlenet_1.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/dog416.png' -> `../opencv-extra/testdata/dnn/dog416.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/halide_scheduler_opencl_alexnet.yml' -> `../opencv-extra/testdata/dnn/halide_scheduler_opencl_alexnet.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/lena_feathers.png' -> `../opencv-extra/testdata/dnn/lena_feathers.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/ssd_vgg16.prototxt' -> `../opencv-extra/testdata/dnn/ssd_vgg16.prototxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tf_inception_prob.npy' -> `../opencv-extra/testdata/dnn/tf_inception_prob.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/east_text_detection.scores.npy' -> `../opencv-extra/testdata/dnn/east_text_detection.scores.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/generate_torch_models.py' -> `../opencv-extra/testdata/dnn/generate_torch_models.py'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/openpose_pose_coco.prototxt' -> `../opencv-extra/testdata/dnn/openpose_pose_coco.prototxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/faster_rcnn_vgg16.prototxt' -> `../opencv-extra/testdata/dnn/faster_rcnn_vgg16.prototxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/rfcn_pascal_voc_resnet50.prototxt' -> `../opencv-extra/testdata/dnn/rfcn_pascal_voc_resnet50.prototxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/squeezenet_v1.1.prototxt' -> `../opencv-extra/testdata/dnn/squeezenet_v1.1.prototxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/space_shuttle.jpg' -> `../opencv-extra/testdata/dnn/space_shuttle.jpg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/colorization_out.npy' -> `../opencv-extra/testdata/dnn/colorization_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/googlenet_inception_4c#relu_1x1.npy' -> `../opencv-extra/testdata/dnn/googlenet_inception_4c#relu_1x1.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/opencv_face_detector.pbtxt' -> `../opencv-extra/testdata/dnn/opencv_face_detector.pbtxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/halide_scheduler_alexnet.yml' -> `../opencv-extra/testdata/dnn/halide_scheduler_alexnet.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/googlenet_inception_4c#1x1.npy' -> `../opencv-extra/testdata/dnn/googlenet_inception_4c#1x1.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/halide_scheduler_opencl_enet.yml' -> `../opencv-extra/testdata/dnn/halide_scheduler_opencl_enet.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/nms_reference.yml' -> `../opencv-extra/testdata/dnn/nms_reference.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/lena_starry_night.png' -> `../opencv-extra/testdata/dnn/lena_starry_night.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/mask_rcnn_inception_v2_coco_2018_01_28.pbtxt' -> `../opencv-extra/testdata/dnn/mask_rcnn_inception_v2_coco_2018_01_28.pbtxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/googlenet_conv1#relu_7x7.npy' -> `../opencv-extra/testdata/dnn/googlenet_conv1#relu_7x7.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/faster_rcnn_inception_v2_coco_2018_01_28.pbtxt' -> `../opencv-extra/testdata/dnn/faster_rcnn_inception_v2_coco_2018_01_28.pbtxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/halide_scheduler_squeezenet_v1_1.yml' -> `../opencv-extra/testdata/dnn/halide_scheduler_squeezenet_v1_1.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/ssd_out.npy' -> `../opencv-extra/testdata/dnn/ssd_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/halide_scheduler_inception_5h.yml' -> `../opencv-extra/testdata/dnn/halide_scheduler_inception_5h.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/halide_scheduler_opencl_squeezenet_v1_1.yml' -> `../opencv-extra/testdata/dnn/halide_scheduler_opencl_squeezenet_v1_1.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/resnet50_prob.npy' -> `../opencv-extra/testdata/dnn/resnet50_prob.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/img_classes_inception.txt' -> `../opencv-extra/testdata/dnn/img_classes_inception.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/halide_scheduler_opencl_resnet_50.yml' -> `../opencv-extra/testdata/dnn/halide_scheduler_opencl_resnet_50.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/.gitignore' -> `../opencv-extra/testdata/dnn/.gitignore'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/ssd_mobilenet_v1_coco.pbtxt' -> `../opencv-extra/testdata/dnn/ssd_mobilenet_v1_coco.pbtxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/fcn8s-heavy-pascal.prototxt' -> `../opencv-extra/testdata/dnn/fcn8s-heavy-pascal.prototxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/halide_scheduler_opencl_inception_5h.yml' -> `../opencv-extra/testdata/dnn/halide_scheduler_opencl_inception_5h.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/street.png' -> `../opencv-extra/testdata/dnn/street.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/bvlc_alexnet.prototxt' -> `../opencv-extra/testdata/dnn/bvlc_alexnet.prototxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/grace_hopper_227.png' -> `../opencv-extra/testdata/dnn/grace_hopper_227.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/ssd_mobilenet_v1_coco_2017_11_17.pbtxt' -> `../opencv-extra/testdata/dnn/ssd_mobilenet_v1_coco_2017_11_17.pbtxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/googlenet_conv1#7x7_s2.npy' -> `../opencv-extra/testdata/dnn/googlenet_conv1#7x7_s2.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/east_text_detection.geometry.npy' -> `../opencv-extra/testdata/dnn/east_text_detection.geometry.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/densenet_121_output.npy' -> `../opencv-extra/testdata/dnn/densenet_121_output.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/gtsrb.prototxt' -> `../opencv-extra/testdata/dnn/gtsrb.prototxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/caffe_alexnet_prob.npy' -> `../opencv-extra/testdata/dnn/caffe_alexnet_prob.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/colorization_pts_in_hull.npy' -> `../opencv-extra/testdata/dnn/colorization_pts_in_hull.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/colorization_inp.npy' -> `../opencv-extra/testdata/dnn/colorization_inp.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/faster_rcnn_zf.prototxt' -> `../opencv-extra/testdata/dnn/faster_rcnn_zf.prototxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/googlenet_0.png' -> `../opencv-extra/testdata/dnn/googlenet_0.png'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/ssd_inception_v2_coco_2017_11_17.pbtxt' -> `../opencv-extra/testdata/dnn/ssd_inception_v2_coco_2017_11_17.pbtxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/yolov3.cfg' -> `../opencv-extra/testdata/dnn/yolov3.cfg'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/halide_scheduler_enet.yml' -> `../opencv-extra/testdata/dnn/halide_scheduler_enet.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/halide_scheduler_resnet_50.yml' -> `../opencv-extra/testdata/dnn/halide_scheduler_resnet_50.yml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/googlenet_prob.npy' -> `../opencv-extra/testdata/dnn/googlenet_prob.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/openpose_pose_mpi.prototxt' -> `../opencv-extra/testdata/dnn/openpose_pose_mpi.prototxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/single_conv_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/single_conv_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/lstm_net.pbtxt' -> `../opencv-extra/testdata/dnn/tensorflow/lstm_net.pbtxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/split_equals_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/split_equals_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/concat_axis_1_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/concat_axis_1_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/max_pool_odd_same_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/max_pool_odd_same_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/flatten_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/flatten_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/deconvolution_same_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/deconvolution_same_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/fp16_max_pool_odd_valid_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/fp16_max_pool_odd_valid_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/deconvolution_adj_pad_same_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/deconvolution_adj_pad_same_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/deconvolution_adj_pad_same_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/deconvolution_adj_pad_same_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/unfused_flatten_unknown_batch_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/unfused_flatten_unknown_batch_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/deconvolution_adj_pad_valid_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/deconvolution_adj_pad_valid_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/lstm_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/lstm_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/defun_dropout_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/defun_dropout_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/concat_axis_1_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/concat_axis_1_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/mvn_batch_norm_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/mvn_batch_norm_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/deconvolution_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/deconvolution_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/flatten_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/flatten_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/atrous_conv2d_valid_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/atrous_conv2d_valid_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/unfused_batch_norm_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/unfused_batch_norm_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/keras_upsampling2d_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/keras_upsampling2d_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/keras_deconv_valid_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/keras_deconv_valid_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/ssd_mobilenet_v1_coco.concat_1.npy' -> `../opencv-extra/testdata/dnn/tensorflow/ssd_mobilenet_v1_coco.concat_1.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/keras_deconv_valid_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/keras_deconv_valid_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/deconvolution_stride_2_same_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/deconvolution_stride_2_same_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/resize_nearest_neighbor_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/resize_nearest_neighbor_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/fp16_max_pool_even_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/fp16_max_pool_even_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/shift_reshape_no_reorder_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/shift_reshape_no_reorder_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/fp16_pad_and_concat_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/fp16_pad_and_concat_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/nhwc_transpose_reshape_matmul_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/nhwc_transpose_reshape_matmul_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/keras_relu6_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/keras_relu6_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/shift_reshape_no_reorder_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/shift_reshape_no_reorder_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/fp16_pad_and_concat_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/fp16_pad_and_concat_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/deconvolution_same_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/deconvolution_same_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/mvn_batch_norm_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/mvn_batch_norm_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/unfused_batch_norm_no_gamma_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/unfused_batch_norm_no_gamma_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/resize_bilinear_factor_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/resize_bilinear_factor_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/leaky_relu_order3_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/leaky_relu_order3_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/matmul_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/matmul_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/pad_and_concat_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/pad_and_concat_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/fp16_deconvolution_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/fp16_deconvolution_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/ssd_mobilenet_v1_coco.detection_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/ssd_mobilenet_v1_coco.detection_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/max_pool_odd_valid_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/max_pool_odd_valid_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/unfused_batch_norm_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/unfused_batch_norm_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/single_conv_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/single_conv_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/pad_and_concat_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/pad_and_concat_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/fp16_single_conv_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/fp16_single_conv_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/unfused_flatten_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/unfused_flatten_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/keras_deconv_valid_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/keras_deconv_valid_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/slice_4d_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/slice_4d_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/fp16_padding_valid_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/fp16_padding_valid_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/flatten_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/flatten_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/two_inputs_net.pbtxt' -> `../opencv-extra/testdata/dnn/tensorflow/two_inputs_net.pbtxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/deconvolution_same_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/deconvolution_same_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/ave_pool_same_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/ave_pool_same_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/leaky_relu_order2_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/leaky_relu_order2_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/leaky_relu_order2_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/leaky_relu_order2_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/fused_batch_norm_no_gamma_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/fused_batch_norm_no_gamma_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/reduce_mean_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/reduce_mean_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/keras_softmax_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/keras_softmax_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/l2_normalize_3d_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/l2_normalize_3d_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/batch_norm_text_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/batch_norm_text_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/keras_atrous_conv2d_same_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/keras_atrous_conv2d_same_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/ave_pool_same_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/ave_pool_same_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/nhwc_reshape_matmul_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/nhwc_reshape_matmul_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/max_pool_odd_same_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/max_pool_odd_same_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/batch_norm_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/batch_norm_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/mask_rcnn_inception_v2_coco_2018_01_28.detection_masks.npy' -> `../opencv-extra/testdata/dnn/tensorflow/mask_rcnn_inception_v2_coco_2018_01_28.detection_masks.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/max_pool_even_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/max_pool_even_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/spatial_padding_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/spatial_padding_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/fp16_max_pool_odd_same_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/fp16_max_pool_odd_same_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/l2_normalize_3d_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/l2_normalize_3d_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/spatial_padding_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/spatial_padding_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/unfused_batch_norm_no_gamma_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/unfused_batch_norm_no_gamma_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/split_equals_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/split_equals_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/reshape_as_shape_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/reshape_as_shape_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/pad_and_concat_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/pad_and_concat_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/fused_batch_norm_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/fused_batch_norm_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/keras_relu6_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/keras_relu6_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/fused_batch_norm_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/fused_batch_norm_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/batch_norm_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/batch_norm_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/leaky_relu_order1_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/leaky_relu_order1_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/uint8_single_conv_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/uint8_single_conv_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/keras_relu6_net.pbtxt' -> `../opencv-extra/testdata/dnn/tensorflow/keras_relu6_net.pbtxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/atrous_conv2d_valid_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/atrous_conv2d_valid_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/keras_relu6_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/keras_relu6_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/fp16_eltwise_add_mul_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/fp16_eltwise_add_mul_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/fused_batch_norm_no_gamma_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/fused_batch_norm_no_gamma_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/fp16_max_pool_odd_valid_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/fp16_max_pool_odd_valid_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/spatial_padding_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/spatial_padding_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/nhwc_reshape_matmul_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/nhwc_reshape_matmul_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/faster_rcnn_inception_v2_coco_2018_01_28.detection_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/faster_rcnn_inception_v2_coco_2018_01_28.detection_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/defun_dropout_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/defun_dropout_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/keras_softmax_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/keras_softmax_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/l2_normalize_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/l2_normalize_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/depthwise_conv2d_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/depthwise_conv2d_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/keras_atrous_conv2d_same_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/keras_atrous_conv2d_same_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/unfused_flatten_unknown_batch_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/unfused_flatten_unknown_batch_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/lstm_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/lstm_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/deconvolution_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/deconvolution_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/fp16_single_conv_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/fp16_single_conv_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/atrous_conv2d_same_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/atrous_conv2d_same_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/keras_atrous_conv2d_same_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/keras_atrous_conv2d_same_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/reduce_mean_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/reduce_mean_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/ssd_mobilenet_v1_ppn_coco.detection_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/ssd_mobilenet_v1_ppn_coco.detection_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/ssd_mobilenet_v1_coco.concat.npy' -> `../opencv-extra/testdata/dnn/tensorflow/ssd_mobilenet_v1_coco.concat.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/conv_pool_nchw_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/conv_pool_nchw_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/leaky_relu_order3_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/leaky_relu_order3_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/keras_mobilenet_head_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/keras_mobilenet_head_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/leaky_relu_order3_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/leaky_relu_order3_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/keras_softmax_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/keras_softmax_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/nhwc_transpose_reshape_matmul_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/nhwc_transpose_reshape_matmul_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/unfused_batch_norm_no_gamma_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/unfused_batch_norm_no_gamma_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/resize_nearest_neighbor_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/resize_nearest_neighbor_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/reshape_no_reorder_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/reshape_no_reorder_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/atrous_conv2d_same_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/atrous_conv2d_same_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/fp16_eltwise_add_mul_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/fp16_eltwise_add_mul_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/generate_tf_models.py' -> `../opencv-extra/testdata/dnn/tensorflow/generate_tf_models.py'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/leaky_relu_order1_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/leaky_relu_order1_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/fp16_padding_valid_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/fp16_padding_valid_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/resize_bilinear_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/resize_bilinear_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/nhwc_transpose_reshape_matmul_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/nhwc_transpose_reshape_matmul_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/deconvolution_adj_pad_valid_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/deconvolution_adj_pad_valid_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/eltwise_add_mul_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/eltwise_add_mul_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/padding_valid_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/padding_valid_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/mvn_batch_norm_1x1_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/mvn_batch_norm_1x1_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/defun_dropout_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/defun_dropout_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/fp16_deconvolution_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/fp16_deconvolution_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/reshape_reduce_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/reshape_reduce_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/fused_batch_norm_no_gamma_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/fused_batch_norm_no_gamma_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/slice_4d_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/slice_4d_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/mask_rcnn_inception_v2_coco_2018_01_28.detection_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/mask_rcnn_inception_v2_coco_2018_01_28.detection_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/keras_upsampling2d_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/keras_upsampling2d_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/batch_norm_text_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/batch_norm_text_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/unfused_flatten_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/unfused_flatten_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/fp16_max_pool_odd_valid_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/fp16_max_pool_odd_valid_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/leaky_relu_order1_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/leaky_relu_order1_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/fp16_padding_same_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/fp16_padding_same_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/max_pool_even_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/max_pool_even_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/split_equals_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/split_equals_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/batch_norm_text_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/batch_norm_text_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/mvn_batch_norm_1x1_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/mvn_batch_norm_1x1_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/max_pool_odd_valid_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/max_pool_odd_valid_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/fp16_max_pool_even_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/fp16_max_pool_even_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/matmul_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/matmul_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/lstm_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/lstm_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/fused_batch_norm_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/fused_batch_norm_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/slice_4d_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/slice_4d_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/atrous_conv2d_same_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/atrous_conv2d_same_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/unfused_batch_norm_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/unfused_batch_norm_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/fp16_padding_same_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/fp16_padding_same_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/reshape_no_reorder_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/reshape_no_reorder_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/eltwise_add_mul_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/eltwise_add_mul_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/fp16_deconvolution_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/fp16_deconvolution_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/deconvolution_adj_pad_same_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/deconvolution_adj_pad_same_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/fp16_pad_and_concat_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/fp16_pad_and_concat_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/fp16_max_pool_even_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/fp16_max_pool_even_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/resize_bilinear_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/resize_bilinear_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/fp16_single_conv_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/fp16_single_conv_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/max_pool_odd_valid_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/max_pool_odd_valid_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/reshape_reduce_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/reshape_reduce_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/eltwise_add_mul_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/eltwise_add_mul_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/depthwise_conv2d_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/depthwise_conv2d_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/fp16_padding_same_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/fp16_padding_same_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/shift_reshape_no_reorder_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/shift_reshape_no_reorder_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/l2_normalize_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/l2_normalize_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/fp16_max_pool_odd_same_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/fp16_max_pool_odd_same_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/keras_deconv_same_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/keras_deconv_same_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/keras_deconv_same_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/keras_deconv_same_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/fp16_padding_valid_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/fp16_padding_valid_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/concat_axis_1_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/concat_axis_1_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/keras_upsampling2d_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/keras_upsampling2d_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/single_conv_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/single_conv_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/uint8_single_conv_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/uint8_single_conv_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/keras_mobilenet_head_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/keras_mobilenet_head_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/ave_pool_same_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/ave_pool_same_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/deconvolution_adj_pad_valid_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/deconvolution_adj_pad_valid_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/batch_norm_text_net.pbtxt' -> `../opencv-extra/testdata/dnn/tensorflow/batch_norm_text_net.pbtxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/resize_nearest_neighbor_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/resize_nearest_neighbor_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/conv_pool_nchw_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/conv_pool_nchw_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/unfused_flatten_unknown_batch_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/unfused_flatten_unknown_batch_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/padding_same_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/padding_same_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/max_pool_even_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/max_pool_even_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/padding_same_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/padding_same_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/uint8_single_conv_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/uint8_single_conv_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/mvn_batch_norm_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/mvn_batch_norm_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/deconvolution_stride_2_same_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/deconvolution_stride_2_same_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/reshape_as_shape_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/reshape_as_shape_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/keras_mobilenet_head_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/keras_mobilenet_head_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/conv_pool_nchw_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/conv_pool_nchw_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/mvn_batch_norm_1x1_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/mvn_batch_norm_1x1_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/fp16_eltwise_add_mul_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/fp16_eltwise_add_mul_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/unfused_flatten_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/unfused_flatten_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/padding_valid_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/padding_valid_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/matmul_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/matmul_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/padding_same_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/padding_same_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/flatten_net.pbtxt' -> `../opencv-extra/testdata/dnn/tensorflow/flatten_net.pbtxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/padding_valid_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/padding_valid_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/reshape_no_reorder_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/reshape_no_reorder_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/resize_bilinear_factor_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/resize_bilinear_factor_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/depthwise_conv2d_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/depthwise_conv2d_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/reshape_reduce_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/reshape_reduce_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/fp16_max_pool_odd_same_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/fp16_max_pool_odd_same_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/leaky_relu_order2_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/leaky_relu_order2_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/max_pool_odd_same_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/max_pool_odd_same_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/deconvolution_stride_2_same_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/deconvolution_stride_2_same_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/l2_normalize_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/l2_normalize_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/keras_deconv_same_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/keras_deconv_same_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/reshape_as_shape_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/reshape_as_shape_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/l2_normalize_3d_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/l2_normalize_3d_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/deconvolution_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/deconvolution_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/nhwc_reshape_matmul_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/nhwc_reshape_matmul_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/resize_bilinear_factor_in.npy' -> `../opencv-extra/testdata/dnn/tensorflow/resize_bilinear_factor_in.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/batch_norm_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/batch_norm_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/reduce_mean_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/reduce_mean_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/resize_bilinear_net.pb' -> `../opencv-extra/testdata/dnn/tensorflow/resize_bilinear_net.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/tensorflow/atrous_conv2d_valid_out.npy' -> `../opencv-extra/testdata/dnn/tensorflow/atrous_conv2d_valid_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_lp_pooling_power_output.dat' -> `../opencv-extra/testdata/dnn/torch/net_lp_pooling_power_output.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_linear_2d_net.txt' -> `../opencv-extra/testdata/dnn/torch/net_linear_2d_net.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_prelu_net.txt' -> `../opencv-extra/testdata/dnn/torch/net_prelu_net.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_non_spatial_net.dat' -> `../opencv-extra/testdata/dnn/torch/net_non_spatial_net.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_pool_ave_input.txt' -> `../opencv-extra/testdata/dnn/torch/net_pool_ave_input.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_simple_input.txt' -> `../opencv-extra/testdata/dnn/torch/net_simple_input.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_spatial_reflection_padding_net.dat' -> `../opencv-extra/testdata/dnn/torch/net_spatial_reflection_padding_net.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_reshape_channels_output.dat' -> `../opencv-extra/testdata/dnn/torch/net_reshape_channels_output.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_conv_gemm_lrn_input.dat' -> `../opencv-extra/testdata/dnn/torch/net_conv_gemm_lrn_input.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_inception_block_net.dat' -> `../opencv-extra/testdata/dnn/torch/net_inception_block_net.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_reshape_single_sample_input.txt' -> `../opencv-extra/testdata/dnn/torch/net_reshape_single_sample_input.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_logsoftmax_spatial_net.txt' -> `../opencv-extra/testdata/dnn/torch/net_logsoftmax_spatial_net.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_batch_norm_input.dat' -> `../opencv-extra/testdata/dnn/torch/net_batch_norm_input.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_logsoftmax_spatial_input.txt' -> `../opencv-extra/testdata/dnn/torch/net_logsoftmax_spatial_input.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_softmax_input.txt' -> `../opencv-extra/testdata/dnn/torch/net_softmax_input.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_padding_net.dat' -> `../opencv-extra/testdata/dnn/torch/net_padding_net.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_concat_input.txt' -> `../opencv-extra/testdata/dnn/torch/net_concat_input.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_openface_output.dat' -> `../opencv-extra/testdata/dnn/torch/net_openface_output.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_lp_pooling_square_net.dat' -> `../opencv-extra/testdata/dnn/torch/net_lp_pooling_square_net.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_prelu_output.txt' -> `../opencv-extra/testdata/dnn/torch/net_prelu_output.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_lp_pooling_square_output.dat' -> `../opencv-extra/testdata/dnn/torch/net_lp_pooling_square_output.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_simple_output.txt' -> `../opencv-extra/testdata/dnn/torch/net_simple_output.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_parallel_output.txt' -> `../opencv-extra/testdata/dnn/torch/net_parallel_output.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_reshape_output.txt' -> `../opencv-extra/testdata/dnn/torch/net_reshape_output.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_conv_output.dat' -> `../opencv-extra/testdata/dnn/torch/net_conv_output.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_padding_input.dat' -> `../opencv-extra/testdata/dnn/torch/net_padding_input.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_concat_output.txt' -> `../opencv-extra/testdata/dnn/torch/net_concat_output.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_normalize_input.dat' -> `../opencv-extra/testdata/dnn/torch/net_normalize_input.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_logsoftmax_net.txt' -> `../opencv-extra/testdata/dnn/torch/net_logsoftmax_net.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_reshape_single_sample_net.txt' -> `../opencv-extra/testdata/dnn/torch/net_reshape_single_sample_net.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_batch_norm_net.dat' -> `../opencv-extra/testdata/dnn/torch/net_batch_norm_net.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_normalize_output.dat' -> `../opencv-extra/testdata/dnn/torch/net_normalize_output.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_conv_gemm_lrn_output.dat' -> `../opencv-extra/testdata/dnn/torch/net_conv_gemm_lrn_output.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_reshape_batch_output.txt' -> `../opencv-extra/testdata/dnn/torch/net_reshape_batch_output.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_concat_net.txt' -> `../opencv-extra/testdata/dnn/torch/net_concat_net.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_depth_concat_input.dat' -> `../opencv-extra/testdata/dnn/torch/net_depth_concat_input.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_spatial_reflection_padding_input.dat' -> `../opencv-extra/testdata/dnn/torch/net_spatial_reflection_padding_input.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_inception_block_input.dat' -> `../opencv-extra/testdata/dnn/torch/net_inception_block_input.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_residual_input.dat' -> `../opencv-extra/testdata/dnn/torch/net_residual_input.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_pool_ave_net.txt' -> `../opencv-extra/testdata/dnn/torch/net_pool_ave_net.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_padding_output.dat' -> `../opencv-extra/testdata/dnn/torch/net_padding_output.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/torch_gen_test_data.lua' -> `../opencv-extra/testdata/dnn/torch/torch_gen_test_data.lua'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_reshape_batch_input.txt' -> `../opencv-extra/testdata/dnn/torch/net_reshape_batch_input.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_normalize_net.dat' -> `../opencv-extra/testdata/dnn/torch/net_normalize_net.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_logsoftmax_spatial_output.txt' -> `../opencv-extra/testdata/dnn/torch/net_logsoftmax_spatial_output.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_linear_2d_input.txt' -> `../opencv-extra/testdata/dnn/torch/net_linear_2d_input.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_non_spatial_input.dat' -> `../opencv-extra/testdata/dnn/torch/net_non_spatial_input.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_deconv_output.txt' -> `../opencv-extra/testdata/dnn/torch/net_deconv_output.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_spatial_zero_padding_input.dat' -> `../opencv-extra/testdata/dnn/torch/net_spatial_zero_padding_input.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_conv_input.dat' -> `../opencv-extra/testdata/dnn/torch/net_conv_input.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_pool_max_net.txt' -> `../opencv-extra/testdata/dnn/torch/net_pool_max_net.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_reshape_channels_input.dat' -> `../opencv-extra/testdata/dnn/torch/net_reshape_channels_input.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_softmax_net.txt' -> `../opencv-extra/testdata/dnn/torch/net_softmax_net.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_depth_concat_net.dat' -> `../opencv-extra/testdata/dnn/torch/net_depth_concat_net.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_cadd_table_input.txt' -> `../opencv-extra/testdata/dnn/torch/net_cadd_table_input.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_softmax_spatial_input.txt' -> `../opencv-extra/testdata/dnn/torch/net_softmax_spatial_input.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_logsoftmax_output.txt' -> `../opencv-extra/testdata/dnn/torch/net_logsoftmax_output.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_spatial_upsampling_nearest_output.dat' -> `../opencv-extra/testdata/dnn/torch/net_spatial_upsampling_nearest_output.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_deconv_input.txt' -> `../opencv-extra/testdata/dnn/torch/net_deconv_input.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_cadd_table_net.txt' -> `../opencv-extra/testdata/dnn/torch/net_cadd_table_net.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_linear_2d_output.txt' -> `../opencv-extra/testdata/dnn/torch/net_linear_2d_output.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_parallel_net.txt' -> `../opencv-extra/testdata/dnn/torch/net_parallel_net.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_spatial_reflection_padding_output.dat' -> `../opencv-extra/testdata/dnn/torch/net_spatial_reflection_padding_output.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_softmax_spatial_output.txt' -> `../opencv-extra/testdata/dnn/torch/net_softmax_spatial_output.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_conv_net.dat' -> `../opencv-extra/testdata/dnn/torch/net_conv_net.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_spatial_zero_padding_output.dat' -> `../opencv-extra/testdata/dnn/torch/net_spatial_zero_padding_output.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_deconv_net.txt' -> `../opencv-extra/testdata/dnn/torch/net_deconv_net.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_depth_concat_output.dat' -> `../opencv-extra/testdata/dnn/torch/net_depth_concat_output.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/torch_nn_echo.lua' -> `../opencv-extra/testdata/dnn/torch/torch_nn_echo.lua'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_cadd_table_output.txt' -> `../opencv-extra/testdata/dnn/torch/net_cadd_table_output.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_prelu_input.txt' -> `../opencv-extra/testdata/dnn/torch/net_prelu_input.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_lp_pooling_power_input.dat' -> `../opencv-extra/testdata/dnn/torch/net_lp_pooling_power_input.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_spatial_zero_padding_net.dat' -> `../opencv-extra/testdata/dnn/torch/net_spatial_zero_padding_net.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_reshape_batch_net.txt' -> `../opencv-extra/testdata/dnn/torch/net_reshape_batch_net.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_logsoftmax_input.txt' -> `../opencv-extra/testdata/dnn/torch/net_logsoftmax_input.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_conv_gemm_lrn_net.dat' -> `../opencv-extra/testdata/dnn/torch/net_conv_gemm_lrn_net.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_reshape_input.txt' -> `../opencv-extra/testdata/dnn/torch/net_reshape_input.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_residual_net.dat' -> `../opencv-extra/testdata/dnn/torch/net_residual_net.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_spatial_upsampling_nearest_input.dat' -> `../opencv-extra/testdata/dnn/torch/net_spatial_upsampling_nearest_input.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_batch_norm_output.dat' -> `../opencv-extra/testdata/dnn/torch/net_batch_norm_output.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_softmax_spatial_net.txt' -> `../opencv-extra/testdata/dnn/torch/net_softmax_spatial_net.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_reshape_channels_net.dat' -> `../opencv-extra/testdata/dnn/torch/net_reshape_channels_net.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_reshape_net.txt' -> `../opencv-extra/testdata/dnn/torch/net_reshape_net.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_lp_pooling_power_net.dat' -> `../opencv-extra/testdata/dnn/torch/net_lp_pooling_power_net.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_pool_ave_output.txt' -> `../opencv-extra/testdata/dnn/torch/net_pool_ave_output.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_spatial_upsampling_nearest_net.dat' -> `../opencv-extra/testdata/dnn/torch/net_spatial_upsampling_nearest_net.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_simple_net.txt' -> `../opencv-extra/testdata/dnn/torch/net_simple_net.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_lp_pooling_square_input.dat' -> `../opencv-extra/testdata/dnn/torch/net_lp_pooling_square_input.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_parallel_input.txt' -> `../opencv-extra/testdata/dnn/torch/net_parallel_input.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_softmax_output.txt' -> `../opencv-extra/testdata/dnn/torch/net_softmax_output.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_pool_max_output.txt' -> `../opencv-extra/testdata/dnn/torch/net_pool_max_output.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_residual_output.dat' -> `../opencv-extra/testdata/dnn/torch/net_residual_output.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_pool_max_input.txt' -> `../opencv-extra/testdata/dnn/torch/net_pool_max_input.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_inception_block_output.dat' -> `../opencv-extra/testdata/dnn/torch/net_inception_block_output.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_non_spatial_output.dat' -> `../opencv-extra/testdata/dnn/torch/net_non_spatial_output.dat'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_reshape_single_sample_output.txt' -> `../opencv-extra/testdata/dnn/torch/net_reshape_single_sample_output.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/torch/net_pool_max_output_2.txt' -> `../opencv-extra/testdata/dnn/torch/net_pool_max_output_2.txt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_prelu_fc.caffemodel' -> `../opencv-extra/testdata/dnn/layers/layer_prelu_fc.caffemodel'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_interp.input.npy' -> `../opencv-extra/testdata/dnn/layers/layer_interp.input.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_eltwise.prototxt' -> `../opencv-extra/testdata/dnn/layers/layer_eltwise.prototxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/net_two_inputs.xml' -> `../opencv-extra/testdata/dnn/layers/net_two_inputs.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_inner_product.prototxt' -> `../opencv-extra/testdata/dnn/layers/layer_inner_product.prototxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/run.py' -> `../opencv-extra/testdata/dnn/layers/run.py'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_mvn.npy' -> `../opencv-extra/testdata/dnn/layers/layer_mvn.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_lrn_spatial.prototxt' -> `../opencv-extra/testdata/dnn/layers/layer_lrn_spatial.prototxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_softmax.npy' -> `../opencv-extra/testdata/dnn/layers/layer_softmax.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_prelu_fc.input.npy' -> `../opencv-extra/testdata/dnn/layers/layer_prelu_fc.input.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_batch_norm_local_stats.prototxt' -> `../opencv-extra/testdata/dnn/layers/layer_batch_norm_local_stats.prototxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_softmax.prototxt' -> `../opencv-extra/testdata/dnn/layers/layer_softmax.prototxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_prelu.prototxt' -> `../opencv-extra/testdata/dnn/layers/layer_prelu.prototxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_deconvolution.caffemodel' -> `../opencv-extra/testdata/dnn/layers/layer_deconvolution.caffemodel'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_mvn.prototxt' -> `../opencv-extra/testdata/dnn/layers/layer_mvn.prototxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/net_roi_pooling.input.npy' -> `../opencv-extra/testdata/dnn/layers/net_roi_pooling.input.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/lstm.prototxt.w_2.npy' -> `../opencv-extra/testdata/dnn/layers/lstm.prototxt.w_2.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/net_faster_rcnn_proposal.scores.npy' -> `../opencv-extra/testdata/dnn/layers/net_faster_rcnn_proposal.scores.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_interp.npy' -> `../opencv-extra/testdata/dnn/layers/layer_interp.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_elu_out.npy' -> `../opencv-extra/testdata/dnn/layers/layer_elu_out.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_concat_optim.input.npy' -> `../opencv-extra/testdata/dnn/layers/layer_concat_optim.input.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/lstm.prototxt.h_1.npy' -> `../opencv-extra/testdata/dnn/layers/lstm.prototxt.h_1.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_deconvolution.npy' -> `../opencv-extra/testdata/dnn/layers/layer_deconvolution.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/net_two_inputs.bin' -> `../opencv-extra/testdata/dnn/layers/net_two_inputs.bin'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_convolution.prototxt' -> `../opencv-extra/testdata/dnn/layers/layer_convolution.prototxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/rnn.prototxt.w_3.npy' -> `../opencv-extra/testdata/dnn/layers/rnn.prototxt.w_3.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/blob.npy' -> `../opencv-extra/testdata/dnn/layers/blob.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_concat.npy' -> `../opencv-extra/testdata/dnn/layers/layer_concat.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_prelu.npy' -> `../opencv-extra/testdata/dnn/layers/layer_prelu.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_convolution.bin' -> `../opencv-extra/testdata/dnn/layers/layer_convolution.bin'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_convolution.npy' -> `../opencv-extra/testdata/dnn/layers/layer_convolution.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_prelu_fc.npy' -> `../opencv-extra/testdata/dnn/layers/layer_prelu_fc.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_concat_optim.prototxt' -> `../opencv-extra/testdata/dnn/layers/layer_concat_optim.prototxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_prelu.caffemodel' -> `../opencv-extra/testdata/dnn/layers/layer_prelu.caffemodel'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/net_roi_pooling.prototxt' -> `../opencv-extra/testdata/dnn/layers/net_roi_pooling.prototxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_lrn_spatial.npy' -> `../opencv-extra/testdata/dnn/layers/layer_lrn_spatial.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_concat_shared_input.prototxt' -> `../opencv-extra/testdata/dnn/layers/layer_concat_shared_input.prototxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_convolution.caffemodel' -> `../opencv-extra/testdata/dnn/layers/layer_convolution.caffemodel'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_eltwise.npy' -> `../opencv-extra/testdata/dnn/layers/layer_eltwise.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/net_faster_rcnn_proposal.deltas.npy' -> `../opencv-extra/testdata/dnn/layers/net_faster_rcnn_proposal.deltas.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_pooling_ave.prototxt' -> `../opencv-extra/testdata/dnn/layers/layer_pooling_ave.prototxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/rnn.input.npy' -> `../opencv-extra/testdata/dnn/layers/rnn.input.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_batch_norm.caffemodel' -> `../opencv-extra/testdata/dnn/layers/layer_batch_norm.caffemodel'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/net_faster_rcnn_proposal.prototxt' -> `../opencv-extra/testdata/dnn/layers/net_faster_rcnn_proposal.prototxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/net_roi_pooling.rois.npy' -> `../opencv-extra/testdata/dnn/layers/net_roi_pooling.rois.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_elu_model.pb' -> `../opencv-extra/testdata/dnn/layers/layer_elu_model.pb'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_inner_product.npy' -> `../opencv-extra/testdata/dnn/layers/layer_inner_product.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/net_input.prototxt' -> `../opencv-extra/testdata/dnn/layers/net_input.prototxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/rnn.prototxt.w_2.npy' -> `../opencv-extra/testdata/dnn/layers/rnn.prototxt.w_2.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/recurrent.input.npy' -> `../opencv-extra/testdata/dnn/layers/recurrent.input.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_batch_norm_local_stats.input.npy' -> `../opencv-extra/testdata/dnn/layers/layer_batch_norm_local_stats.input.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_concat.prototxt' -> `../opencv-extra/testdata/dnn/layers/layer_concat.prototxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_concat_shared_input.input.npy' -> `../opencv-extra/testdata/dnn/layers/layer_concat_shared_input.input.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_dropout.prototxt' -> `../opencv-extra/testdata/dnn/layers/layer_dropout.prototxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/net_faster_rcnn_proposal.out_rois.npy' -> `../opencv-extra/testdata/dnn/layers/net_faster_rcnn_proposal.out_rois.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_batch_norm_local_stats.caffemodel' -> `../opencv-extra/testdata/dnn/layers/layer_batch_norm_local_stats.caffemodel'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_relu.prototxt' -> `../opencv-extra/testdata/dnn/layers/layer_relu.prototxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_concat_shared_input.npy' -> `../opencv-extra/testdata/dnn/layers/layer_concat_shared_input.npy'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_concat_shared_input.caffemodel' -> `../opencv-extra/testdata/dnn/layers/layer_concat_shared_input.caffemodel'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_lrn_channels.prototxt' -> `../opencv-extra/testdata/dnn/layers/layer_lrn_channels.prototxt'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/reshape_and_slice_routines.prototxt' -> `../opencv-extra/testdata/dnn/layers/reshape_and_slice_routines.prototxt'
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`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_convolution.xml' -> `../opencv-extra/testdata/dnn/layers/layer_convolution.xml'
`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/layers/layer_deconvolution.prototxt' -> `../opencv-extra/testdata/dnn/layers/layer_deconvolution.prototxt'
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`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/darknet/region_in.npy' -> `../opencv-extra/testdata/dnn/darknet/region_in.npy'
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`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/darknet/region_out.npy' -> `../opencv-extra/testdata/dnn/darknet/region_out.npy'
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`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/darknet/upsample.cfg' -> `../opencv-extra/testdata/dnn/darknet/upsample.cfg'
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`/gnu/store/bh89p1aykfq4i37rjvqpcz1cii3rclp2-opencv_extra-3.4.3-checkout/testdata/dnn/darknet/region.cfg' -> `../opencv-extra/testdata/dnn/darknet/region.cfg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/CONTRIBUTING.md' -> `../opencv-contrib/CONTRIBUTING.md'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/README.md' -> `../opencv-contrib/README.md'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/.travis.yml' -> `../opencv-contrib/.travis.yml'
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`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/LICENSE' -> `../opencv-contrib/LICENSE'
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`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/.github/ISSUE_TEMPLATE.md' -> `../opencv-contrib/.github/ISSUE_TEMPLATE.md'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/README.md' -> `../opencv-contrib/modules/README.md'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/line_descriptor/CMakeLists.txt' -> `../opencv-contrib/modules/line_descriptor/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/line_descriptor/README.md' -> `../opencv-contrib/modules/line_descriptor/README.md'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/line_descriptor/src/LSDDetector.cpp' -> `../opencv-contrib/modules/line_descriptor/src/LSDDetector.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/line_descriptor/src/binary_descriptor_matcher.cpp' -> `../opencv-contrib/modules/line_descriptor/src/binary_descriptor_matcher.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/line_descriptor/src/precomp.hpp' -> `../opencv-contrib/modules/line_descriptor/src/precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/line_descriptor/src/bitops.hpp' -> `../opencv-contrib/modules/line_descriptor/src/bitops.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/line_descriptor/src/draw.cpp' -> `../opencv-contrib/modules/line_descriptor/src/draw.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/line_descriptor/src/bitarray.hpp' -> `../opencv-contrib/modules/line_descriptor/src/bitarray.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/line_descriptor/src/types.hpp' -> `../opencv-contrib/modules/line_descriptor/src/types.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/line_descriptor/src/binary_descriptor.cpp' -> `../opencv-contrib/modules/line_descriptor/src/binary_descriptor.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/line_descriptor/include/opencv2/line_descriptor.hpp' -> `../opencv-contrib/modules/line_descriptor/include/opencv2/line_descriptor.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/line_descriptor/include/opencv2/line_descriptor/descriptor.hpp' -> `../opencv-contrib/modules/line_descriptor/include/opencv2/line_descriptor/descriptor.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/line_descriptor/tutorials/tutorial.markdown' -> `../opencv-contrib/modules/line_descriptor/tutorials/tutorial.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/line_descriptor/misc/python/pyopencv_LSDDetector.hpp' -> `../opencv-contrib/modules/line_descriptor/misc/python/pyopencv_LSDDetector.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/line_descriptor/test/test_descriptors_regression.cpp' -> `../opencv-contrib/modules/line_descriptor/test/test_descriptors_regression.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/line_descriptor/test/test_precomp.hpp' -> `../opencv-contrib/modules/line_descriptor/test/test_precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/line_descriptor/test/test_matcher_regression.cpp' -> `../opencv-contrib/modules/line_descriptor/test/test_matcher_regression.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/line_descriptor/test/test_detector_regression.cpp' -> `../opencv-contrib/modules/line_descriptor/test/test_detector_regression.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/line_descriptor/test/test_main.cpp' -> `../opencv-contrib/modules/line_descriptor/test/test_main.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/line_descriptor/perf/perf_precomp.hpp' -> `../opencv-contrib/modules/line_descriptor/perf/perf_precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/line_descriptor/perf/perf_descriptors.cpp' -> `../opencv-contrib/modules/line_descriptor/perf/perf_descriptors.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/line_descriptor/perf/perf_detection.cpp' -> `../opencv-contrib/modules/line_descriptor/perf/perf_detection.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/line_descriptor/perf/perf_main.cpp' -> `../opencv-contrib/modules/line_descriptor/perf/perf_main.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/line_descriptor/perf/perf_matching.cpp' -> `../opencv-contrib/modules/line_descriptor/perf/perf_matching.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/line_descriptor/doc/line_descriptor.bib' -> `../opencv-contrib/modules/line_descriptor/doc/line_descriptor.bib'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/line_descriptor/doc/pics/cameraman_lines2.png' -> `../opencv-contrib/modules/line_descriptor/doc/pics/cameraman_lines2.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/line_descriptor/doc/pics/matching2.png' -> `../opencv-contrib/modules/line_descriptor/doc/pics/matching2.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/line_descriptor/doc/pics/lines_cameraman_edl.png' -> `../opencv-contrib/modules/line_descriptor/doc/pics/lines_cameraman_edl.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/line_descriptor/samples/knn_matching.cpp' -> `../opencv-contrib/modules/line_descriptor/samples/knn_matching.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/line_descriptor/samples/compute_descriptors.cpp' -> `../opencv-contrib/modules/line_descriptor/samples/compute_descriptors.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/line_descriptor/samples/lines_extraction.cpp' -> `../opencv-contrib/modules/line_descriptor/samples/lines_extraction.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/line_descriptor/samples/matching.cpp' -> `../opencv-contrib/modules/line_descriptor/samples/matching.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/line_descriptor/samples/radius_matching.cpp' -> `../opencv-contrib/modules/line_descriptor/samples/radius_matching.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/line_descriptor/samples/lsd_lines_extraction.cpp' -> `../opencv-contrib/modules/line_descriptor/samples/lsd_lines_extraction.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/matlab/CMakeLists.txt' -> `../opencv-contrib/modules/matlab/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/matlab/README.md' -> `../opencv-contrib/modules/matlab/README.md'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/matlab/compile.cmake' -> `../opencv-contrib/modules/matlab/compile.cmake'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/matlab/LICENSE' -> `../opencv-contrib/modules/matlab/LICENSE'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/matlab/include/opencv2/matlab/mxarray.hpp' -> `../opencv-contrib/modules/matlab/include/opencv2/matlab/mxarray.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/matlab/include/opencv2/matlab/transpose.hpp' -> `../opencv-contrib/modules/matlab/include/opencv2/matlab/transpose.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/matlab/include/opencv2/matlab/map.hpp' -> `../opencv-contrib/modules/matlab/include/opencv2/matlab/map.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/matlab/include/opencv2/matlab/bridge.hpp' -> `../opencv-contrib/modules/matlab/include/opencv2/matlab/bridge.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/matlab/test/OpenCVTest.m' -> `../opencv-contrib/modules/matlab/test/OpenCVTest.m'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/matlab/test/CMakeLists.txt' -> `../opencv-contrib/modules/matlab/test/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/matlab/test/testsuite.m' -> `../opencv-contrib/modules/matlab/test/testsuite.m'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/matlab/test/help.m' -> `../opencv-contrib/modules/matlab/test/help.m'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/matlab/test/test_generator.hpp' -> `../opencv-contrib/modules/matlab/test/test_generator.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/matlab/test/cv_exception.cpp' -> `../opencv-contrib/modules/matlab/test/cv_exception.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/matlab/test/std_exception.cpp' -> `../opencv-contrib/modules/matlab/test/std_exception.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/matlab/test/exception.cpp' -> `../opencv-contrib/modules/matlab/test/exception.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/matlab/test/test_compiler.cpp' -> `../opencv-contrib/modules/matlab/test/test_compiler.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/matlab/generator/parse_tree.py' -> `../opencv-contrib/modules/matlab/generator/parse_tree.py'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/matlab/generator/filters.py' -> `../opencv-contrib/modules/matlab/generator/filters.py'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/matlab/generator/build_info.py' -> `../opencv-contrib/modules/matlab/generator/build_info.py'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/matlab/generator/cvmex.py' -> `../opencv-contrib/modules/matlab/generator/cvmex.py'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/matlab/generator/gen_matlab.py' -> `../opencv-contrib/modules/matlab/generator/gen_matlab.py'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/matlab/generator/templates/template_doc_base.m' -> `../opencv-contrib/modules/matlab/generator/templates/template_doc_base.m'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/matlab/generator/templates/template_class_base.cpp' -> `../opencv-contrib/modules/matlab/generator/templates/template_class_base.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/matlab/generator/templates/template_map_base.m' -> `../opencv-contrib/modules/matlab/generator/templates/template_map_base.m'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/matlab/generator/templates/template_class_base.m' -> `../opencv-contrib/modules/matlab/generator/templates/template_class_base.m'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/matlab/generator/templates/template_build_info.m' -> `../opencv-contrib/modules/matlab/generator/templates/template_build_info.m'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/matlab/generator/templates/template_cvmex_base.m' -> `../opencv-contrib/modules/matlab/generator/templates/template_cvmex_base.m'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/matlab/generator/templates/functional.cpp' -> `../opencv-contrib/modules/matlab/generator/templates/functional.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/matlab/generator/templates/template_function_base.cpp' -> `../opencv-contrib/modules/matlab/generator/templates/template_function_base.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/matlab/generator/templates/__init__.py' -> `../opencv-contrib/modules/matlab/generator/templates/__init__.py'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnn_objdetect/CMakeLists.txt' -> `../opencv-contrib/modules/dnn_objdetect/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnn_objdetect/README.md' -> `../opencv-contrib/modules/dnn_objdetect/README.md'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnn_objdetect/src/core_detect.cpp' -> `../opencv-contrib/modules/dnn_objdetect/src/core_detect.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnn_objdetect/src/precomp.hpp' -> `../opencv-contrib/modules/dnn_objdetect/src/precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnn_objdetect/include/opencv2/core_detect.hpp' -> `../opencv-contrib/modules/dnn_objdetect/include/opencv2/core_detect.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnn_objdetect/tutorials/dnn_objdetect_tutorial.markdown' -> `../opencv-contrib/modules/dnn_objdetect/tutorials/dnn_objdetect_tutorial.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnn_objdetect/tutorials/images/cat_det.jpg' -> `../opencv-contrib/modules/dnn_objdetect/tutorials/images/cat_det.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnn_objdetect/tutorials/images/persons_multi.jpg' -> `../opencv-contrib/modules/dnn_objdetect/tutorials/images/persons_multi.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnn_objdetect/tutorials/images/bus.jpg' -> `../opencv-contrib/modules/dnn_objdetect/tutorials/images/bus.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnn_objdetect/tutorials/images/space_shuttle.jpg' -> `../opencv-contrib/modules/dnn_objdetect/tutorials/images/space_shuttle.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnn_objdetect/tutorials/images/multi_det.jpg' -> `../opencv-contrib/modules/dnn_objdetect/tutorials/images/multi_det.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnn_objdetect/tutorials/images/person.jpg' -> `../opencv-contrib/modules/dnn_objdetect/tutorials/images/person.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnn_objdetect/tutorials/images/cat.jpg' -> `../opencv-contrib/modules/dnn_objdetect/tutorials/images/cat.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnn_objdetect/tutorials/images/aeroplane.jpg' -> `../opencv-contrib/modules/dnn_objdetect/tutorials/images/aeroplane.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnn_objdetect/tutorials/images/aero_thresh_det.jpg' -> `../opencv-contrib/modules/dnn_objdetect/tutorials/images/aero_thresh_det.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnn_objdetect/tutorials/images/aero_det.jpg' -> `../opencv-contrib/modules/dnn_objdetect/tutorials/images/aero_det.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnn_objdetect/tutorials/images/person_multi_det.jpg' -> `../opencv-contrib/modules/dnn_objdetect/tutorials/images/person_multi_det.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnn_objdetect/tutorials/images/multi_1_det.jpg' -> `../opencv-contrib/modules/dnn_objdetect/tutorials/images/multi_1_det.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnn_objdetect/tutorials/images/person_det.jpg' -> `../opencv-contrib/modules/dnn_objdetect/tutorials/images/person_det.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnn_objdetect/tutorials/images/bus_det.jpg' -> `../opencv-contrib/modules/dnn_objdetect/tutorials/images/bus_det.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnn_objdetect/scripts/pascal_preprocess.py' -> `../opencv-contrib/modules/dnn_objdetect/scripts/pascal_preprocess.py'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnn_objdetect/scripts/k_means.py' -> `../opencv-contrib/modules/dnn_objdetect/scripts/k_means.py'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnn_objdetect/doc/dnn_objdetect.bib' -> `../opencv-contrib/modules/dnn_objdetect/doc/dnn_objdetect.bib'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnn_objdetect/samples/obj_detect.cpp' -> `../opencv-contrib/modules/dnn_objdetect/samples/obj_detect.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnn_objdetect/samples/image_classification.cpp' -> `../opencv-contrib/modules/dnn_objdetect/samples/image_classification.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnn_objdetect/samples/data/SqueezeDet_solver.prototxt' -> `../opencv-contrib/modules/dnn_objdetect/samples/data/SqueezeDet_solver.prototxt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnn_objdetect/samples/data/README.md' -> `../opencv-contrib/modules/dnn_objdetect/samples/data/README.md'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnn_objdetect/samples/data/SqueezeDet_deploy.prototxt' -> `../opencv-contrib/modules/dnn_objdetect/samples/data/SqueezeDet_deploy.prototxt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnn_objdetect/samples/data/SqueezeNet_deploy.prototxt' -> `../opencv-contrib/modules/dnn_objdetect/samples/data/SqueezeNet_deploy.prototxt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnn_objdetect/samples/data/SqueezeNet_train_test.prototxt' -> `../opencv-contrib/modules/dnn_objdetect/samples/data/SqueezeNet_train_test.prototxt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnn_objdetect/samples/data/SqueezeDet_train_test.prototxt' -> `../opencv-contrib/modules/dnn_objdetect/samples/data/SqueezeDet_train_test.prototxt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnn_objdetect/samples/data/SqueezeNet_solver.prototxt' -> `../opencv-contrib/modules/dnn_objdetect/samples/data/SqueezeNet_solver.prototxt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/structured_light/CMakeLists.txt' -> `../opencv-contrib/modules/structured_light/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/structured_light/README.md' -> `../opencv-contrib/modules/structured_light/README.md'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/structured_light/src/precomp.hpp' -> `../opencv-contrib/modules/structured_light/src/precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/structured_light/src/graycodepattern.cpp' -> `../opencv-contrib/modules/structured_light/src/graycodepattern.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/structured_light/src/sinusoidalpattern.cpp' -> `../opencv-contrib/modules/structured_light/src/sinusoidalpattern.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/structured_light/include/opencv2/structured_light.hpp' -> `../opencv-contrib/modules/structured_light/include/opencv2/structured_light.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/structured_light/include/opencv2/structured_light/structured_light.hpp' -> `../opencv-contrib/modules/structured_light/include/opencv2/structured_light/structured_light.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/structured_light/include/opencv2/structured_light/sinusoidalpattern.hpp' -> `../opencv-contrib/modules/structured_light/include/opencv2/structured_light/sinusoidalpattern.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/structured_light/include/opencv2/structured_light/graycodepattern.hpp' -> `../opencv-contrib/modules/structured_light/include/opencv2/structured_light/graycodepattern.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/structured_light/tutorials/structured_light.markdown' -> `../opencv-contrib/modules/structured_light/tutorials/structured_light.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/structured_light/tutorials/capturesinpattern/capturesinpattern.markdown' -> `../opencv-contrib/modules/structured_light/tutorials/capturesinpattern/capturesinpattern.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/structured_light/tutorials/decode_pattern/tutorial_decode_pattern.markdown' -> `../opencv-contrib/modules/structured_light/tutorials/decode_pattern/tutorial_decode_pattern.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/structured_light/tutorials/capture_pattern/capture_pattern.markdown' -> `../opencv-contrib/modules/structured_light/tutorials/capture_pattern/capture_pattern.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/structured_light/test/test_precomp.hpp' -> `../opencv-contrib/modules/structured_light/test/test_precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/structured_light/test/test_getProjPixel.cpp' -> `../opencv-contrib/modules/structured_light/test/test_getProjPixel.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/structured_light/test/test_main.cpp' -> `../opencv-contrib/modules/structured_light/test/test_main.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/structured_light/test/test_plane.cpp' -> `../opencv-contrib/modules/structured_light/test/test_plane.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/structured_light/test/test_faps.cpp' -> `../opencv-contrib/modules/structured_light/test/test_faps.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/structured_light/doc/structured_light.bib' -> `../opencv-contrib/modules/structured_light/doc/structured_light.bib'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/structured_light/doc/pics/cm_disparity.png' -> `../opencv-contrib/modules/structured_light/doc/pics/cm_disparity.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/structured_light/doc/pics/threshold_disp.png' -> `../opencv-contrib/modules/structured_light/doc/pics/threshold_disp.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/structured_light/doc/pics/plane_viz.png' -> `../opencv-contrib/modules/structured_light/doc/pics/plane_viz.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/structured_light/samples/pointcloud.cpp' -> `../opencv-contrib/modules/structured_light/samples/pointcloud.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/structured_light/samples/cap_pattern.cpp' -> `../opencv-contrib/modules/structured_light/samples/cap_pattern.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/structured_light/samples/capsinpattern.cpp' -> `../opencv-contrib/modules/structured_light/samples/capsinpattern.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/structured_light/samples/projectorcalibration.cpp' -> `../opencv-contrib/modules/structured_light/samples/projectorcalibration.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/CMakeLists.txt' -> `../opencv-contrib/modules/bioinspired/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/README.md' -> `../opencv-contrib/modules/bioinspired/README.md'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/src/basicretinafilter.hpp' -> `../opencv-contrib/modules/bioinspired/src/basicretinafilter.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/src/retina.cpp' -> `../opencv-contrib/modules/bioinspired/src/retina.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/src/imagelogpolprojection.cpp' -> `../opencv-contrib/modules/bioinspired/src/imagelogpolprojection.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/src/retinacolor.hpp' -> `../opencv-contrib/modules/bioinspired/src/retinacolor.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/src/magnoretinafilter.hpp' -> `../opencv-contrib/modules/bioinspired/src/magnoretinafilter.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/src/retinacolor.cpp' -> `../opencv-contrib/modules/bioinspired/src/retinacolor.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/src/retinafasttonemapping.cpp' -> `../opencv-contrib/modules/bioinspired/src/retinafasttonemapping.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/src/precomp.hpp' -> `../opencv-contrib/modules/bioinspired/src/precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/src/retina_ocl.cpp' -> `../opencv-contrib/modules/bioinspired/src/retina_ocl.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/src/magnoretinafilter.cpp' -> `../opencv-contrib/modules/bioinspired/src/magnoretinafilter.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/src/retinafilter.cpp' -> `../opencv-contrib/modules/bioinspired/src/retinafilter.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/src/templatebuffer.hpp' -> `../opencv-contrib/modules/bioinspired/src/templatebuffer.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/src/retina_ocl.hpp' -> `../opencv-contrib/modules/bioinspired/src/retina_ocl.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/src/imagelogpolprojection.hpp' -> `../opencv-contrib/modules/bioinspired/src/imagelogpolprojection.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/src/basicretinafilter.cpp' -> `../opencv-contrib/modules/bioinspired/src/basicretinafilter.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/src/parvoretinafilter.cpp' -> `../opencv-contrib/modules/bioinspired/src/parvoretinafilter.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/src/parvoretinafilter.hpp' -> `../opencv-contrib/modules/bioinspired/src/parvoretinafilter.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/src/transientareassegmentationmodule.cpp' -> `../opencv-contrib/modules/bioinspired/src/transientareassegmentationmodule.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/src/retinafilter.hpp' -> `../opencv-contrib/modules/bioinspired/src/retinafilter.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/src/opencl/retina_kernel.cl' -> `../opencv-contrib/modules/bioinspired/src/opencl/retina_kernel.cl'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/include/opencv2/bioinspired.hpp' -> `../opencv-contrib/modules/bioinspired/include/opencv2/bioinspired.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/include/opencv2/bioinspired/transientareassegmentationmodule.hpp' -> `../opencv-contrib/modules/bioinspired/include/opencv2/bioinspired/transientareassegmentationmodule.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/include/opencv2/bioinspired/retinafasttonemapping.hpp' -> `../opencv-contrib/modules/bioinspired/include/opencv2/bioinspired/retinafasttonemapping.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/include/opencv2/bioinspired/retina.hpp' -> `../opencv-contrib/modules/bioinspired/include/opencv2/bioinspired/retina.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/include/opencv2/bioinspired/bioinspired.hpp' -> `../opencv-contrib/modules/bioinspired/include/opencv2/bioinspired/bioinspired.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/tutorials/table_of_content_retina.markdown' -> `../opencv-contrib/modules/bioinspired/tutorials/table_of_content_retina.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/tutorials/retina_model/retina_model.markdown' -> `../opencv-contrib/modules/bioinspired/tutorials/retina_model/retina_model.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/tutorials/retina_model/images/studentsSample_magno.jpg' -> `../opencv-contrib/modules/bioinspired/tutorials/retina_model/images/studentsSample_magno.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/tutorials/retina_model/images/retina_TreeHdr_small.jpg' -> `../opencv-contrib/modules/bioinspired/tutorials/retina_model/images/retina_TreeHdr_small.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/tutorials/retina_model/images/studentsSample_parvo.jpg' -> `../opencv-contrib/modules/bioinspired/tutorials/retina_model/images/studentsSample_parvo.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/tutorials/retina_model/images/studentsSample_input.jpg' -> `../opencv-contrib/modules/bioinspired/tutorials/retina_model/images/studentsSample_input.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/tutorials/retina_model/images/retina_TreeHdr_retina.jpg' -> `../opencv-contrib/modules/bioinspired/tutorials/retina_model/images/retina_TreeHdr_retina.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/tutorials/retina_illusion/retina_illusion.markdown' -> `../opencv-contrib/modules/bioinspired/tutorials/retina_illusion/retina_illusion.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/tutorials/retina_illusion/images/checkershadow_illusion4med.jpg' -> `../opencv-contrib/modules/bioinspired/tutorials/retina_illusion/images/checkershadow_illusion4med.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/tutorials/retina_illusion/images/checkershadow_parvo.png' -> `../opencv-contrib/modules/bioinspired/tutorials/retina_illusion/images/checkershadow_parvo.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/tutorials/retina_illusion/images/checkershadow_illusion4med_proof.jpg' -> `../opencv-contrib/modules/bioinspired/tutorials/retina_illusion/images/checkershadow_illusion4med_proof.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/tutorials/retina_illusion/images/checkershadow_parvo_proof.png' -> `../opencv-contrib/modules/bioinspired/tutorials/retina_illusion/images/checkershadow_parvo_proof.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/test/test_precomp.hpp' -> `../opencv-contrib/modules/bioinspired/test/test_precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/test/test_main.cpp' -> `../opencv-contrib/modules/bioinspired/test/test_main.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/test/test_retina_ocl.cpp' -> `../opencv-contrib/modules/bioinspired/test/test_retina_ocl.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/perf/perf_precomp.hpp' -> `../opencv-contrib/modules/bioinspired/perf/perf_precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/perf/perf_main.cpp' -> `../opencv-contrib/modules/bioinspired/perf/perf_main.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/perf/opencl/perf_retina.ocl.cpp' -> `../opencv-contrib/modules/bioinspired/perf/opencl/perf_retina.ocl.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/doc/retina.markdown' -> `../opencv-contrib/modules/bioinspired/doc/retina.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/doc/bioinspired.bib' -> `../opencv-contrib/modules/bioinspired/doc/bioinspired.bib'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/doc/images/HDRtoneMapping_memorialSample.svg' -> `../opencv-contrib/modules/bioinspired/doc/images/HDRtoneMapping_memorialSample.svg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/doc/images/VideoDemo_RGB_PETS2006.svg' -> `../opencv-contrib/modules/bioinspired/doc/images/VideoDemo_RGB_PETS2006.svg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/doc/images/HDRtoneMapping_candleSample.jpg' -> `../opencv-contrib/modules/bioinspired/doc/images/HDRtoneMapping_candleSample.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/doc/images/retinaOutput_default.jpg' -> `../opencv-contrib/modules/bioinspired/doc/images/retinaOutput_default.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/doc/images/retinaInput.jpg' -> `../opencv-contrib/modules/bioinspired/doc/images/retinaInput.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/doc/images/VideoDemo_thermal_park.svg' -> `../opencv-contrib/modules/bioinspired/doc/images/VideoDemo_thermal_park.svg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/doc/images/VideoDemo_thermal_park.jpg' -> `../opencv-contrib/modules/bioinspired/doc/images/VideoDemo_thermal_park.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/doc/images/VideoDemo_RGB_PETS2006.jpg' -> `../opencv-contrib/modules/bioinspired/doc/images/VideoDemo_RGB_PETS2006.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/doc/images/HDRtoneMapping_candleSample.svg' -> `../opencv-contrib/modules/bioinspired/doc/images/HDRtoneMapping_candleSample.svg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/doc/images/retinaOutput_realistic.jpg' -> `../opencv-contrib/modules/bioinspired/doc/images/retinaOutput_realistic.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/doc/images/HDRtoneMapping_memorialSample.jpg' -> `../opencv-contrib/modules/bioinspired/doc/images/HDRtoneMapping_memorialSample.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/samples/OpenEXRimages_HDR_Retina_toneMapping.cpp' -> `../opencv-contrib/modules/bioinspired/samples/OpenEXRimages_HDR_Retina_toneMapping.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/samples/retinaDemo.cpp' -> `../opencv-contrib/modules/bioinspired/samples/retinaDemo.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/samples/ocl/retina_ocl.cpp' -> `../opencv-contrib/modules/bioinspired/samples/ocl/retina_ocl.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/samples/cpp/OpenEXRimages_HDR_Retina_toneMapping.cpp' -> `../opencv-contrib/modules/bioinspired/samples/cpp/OpenEXRimages_HDR_Retina_toneMapping.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/samples/cpp/retinaDemo.cpp' -> `../opencv-contrib/modules/bioinspired/samples/cpp/retinaDemo.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/samples/cpp/OpenEXRimages_HDR_Retina_toneMapping_video.cpp' -> `../opencv-contrib/modules/bioinspired/samples/cpp/OpenEXRimages_HDR_Retina_toneMapping_video.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bioinspired/samples/cpp/tutorial_code/bioinspired/retina_tutorial.cpp' -> `../opencv-contrib/modules/bioinspired/samples/cpp/tutorial_code/bioinspired/retina_tutorial.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dpm/CMakeLists.txt' -> `../opencv-contrib/modules/dpm/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dpm/README.md' -> `../opencv-contrib/modules/dpm/README.md'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dpm/src/dpm_convolution.hpp' -> `../opencv-contrib/modules/dpm/src/dpm_convolution.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dpm/src/dpm_cascade.cpp' -> `../opencv-contrib/modules/dpm/src/dpm_cascade.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dpm/src/dpm_feature.cpp' -> `../opencv-contrib/modules/dpm/src/dpm_feature.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dpm/src/dpm_nms.hpp' -> `../opencv-contrib/modules/dpm/src/dpm_nms.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dpm/src/precomp.hpp' -> `../opencv-contrib/modules/dpm/src/precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dpm/src/dpm_cascade.hpp' -> `../opencv-contrib/modules/dpm/src/dpm_cascade.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dpm/src/dpm_cascade_detector.cpp' -> `../opencv-contrib/modules/dpm/src/dpm_cascade_detector.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dpm/src/dpm_model.hpp' -> `../opencv-contrib/modules/dpm/src/dpm_model.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dpm/src/dpm_nms.cpp' -> `../opencv-contrib/modules/dpm/src/dpm_nms.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dpm/src/dpm_model.cpp' -> `../opencv-contrib/modules/dpm/src/dpm_model.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dpm/src/dpm_feature.hpp' -> `../opencv-contrib/modules/dpm/src/dpm_feature.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dpm/src/dpm_convolution.cpp' -> `../opencv-contrib/modules/dpm/src/dpm_convolution.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dpm/include/opencv2/dpm.hpp' -> `../opencv-contrib/modules/dpm/include/opencv2/dpm.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dpm/doc/dpm.bib' -> `../opencv-contrib/modules/dpm/doc/dpm.bib'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dpm/samples/cascade_detect_sequence.cpp' -> `../opencv-contrib/modules/dpm/samples/cascade_detect_sequence.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dpm/samples/cascade_detect_camera.cpp' -> `../opencv-contrib/modules/dpm/samples/cascade_detect_camera.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dpm/samples/data/inriaperson.xml' -> `../opencv-contrib/modules/dpm/samples/data/inriaperson.xml'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/CMakeLists.txt' -> `../opencv-contrib/modules/xfeatures2d/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/README.md' -> `../opencv-contrib/modules/xfeatures2d/README.md'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/src/affine_feature2d.cpp' -> `../opencv-contrib/modules/xfeatures2d/src/affine_feature2d.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/src/generated_64.i' -> `../opencv-contrib/modules/xfeatures2d/src/generated_64.i'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/src/latch.cpp' -> `../opencv-contrib/modules/xfeatures2d/src/latch.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/src/lucid.cpp' -> `../opencv-contrib/modules/xfeatures2d/src/lucid.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/src/stardetector.cpp' -> `../opencv-contrib/modules/xfeatures2d/src/stardetector.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/src/precomp.hpp' -> `../opencv-contrib/modules/xfeatures2d/src/precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/src/surf.hpp' -> `../opencv-contrib/modules/xfeatures2d/src/surf.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/src/surf.cuda.cpp' -> `../opencv-contrib/modules/xfeatures2d/src/surf.cuda.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/src/surf.ocl.cpp' -> `../opencv-contrib/modules/xfeatures2d/src/surf.ocl.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/src/surf.cpp' -> `../opencv-contrib/modules/xfeatures2d/src/surf.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/src/ellipticKeyPoint.cpp' -> `../opencv-contrib/modules/xfeatures2d/src/ellipticKeyPoint.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/src/daisy.cpp' -> `../opencv-contrib/modules/xfeatures2d/src/daisy.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/src/boostdesc.cpp' -> `../opencv-contrib/modules/xfeatures2d/src/boostdesc.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/src/sift.cpp' -> `../opencv-contrib/modules/xfeatures2d/src/sift.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/src/gms.cpp' -> `../opencv-contrib/modules/xfeatures2d/src/gms.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/src/pct_signatures_sqfd.cpp' -> `../opencv-contrib/modules/xfeatures2d/src/pct_signatures_sqfd.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/src/generated_32.i' -> `../opencv-contrib/modules/xfeatures2d/src/generated_32.i'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/src/harris_lapace_detector.cpp' -> `../opencv-contrib/modules/xfeatures2d/src/harris_lapace_detector.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/src/generated_16.i' -> `../opencv-contrib/modules/xfeatures2d/src/generated_16.i'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/src/fast.cpp' -> `../opencv-contrib/modules/xfeatures2d/src/fast.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/src/freak.cpp' -> `../opencv-contrib/modules/xfeatures2d/src/freak.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/src/msd.cpp' -> `../opencv-contrib/modules/xfeatures2d/src/msd.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/src/xfeatures2d_init.cpp' -> `../opencv-contrib/modules/xfeatures2d/src/xfeatures2d_init.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/src/brief.cpp' -> `../opencv-contrib/modules/xfeatures2d/src/brief.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/src/pct_signatures.cpp' -> `../opencv-contrib/modules/xfeatures2d/src/pct_signatures.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/src/vgg.cpp' -> `../opencv-contrib/modules/xfeatures2d/src/vgg.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/src/pct_signatures/similarity.hpp' -> `../opencv-contrib/modules/xfeatures2d/src/pct_signatures/similarity.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/src/pct_signatures/grayscale_bitmap.hpp' -> `../opencv-contrib/modules/xfeatures2d/src/pct_signatures/grayscale_bitmap.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/src/pct_signatures/pct_clusterizer.hpp' -> `../opencv-contrib/modules/xfeatures2d/src/pct_signatures/pct_clusterizer.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/src/pct_signatures/pct_clusterizer.cpp' -> `../opencv-contrib/modules/xfeatures2d/src/pct_signatures/pct_clusterizer.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/src/pct_signatures/constants.hpp' -> `../opencv-contrib/modules/xfeatures2d/src/pct_signatures/constants.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/src/pct_signatures/distance.hpp' -> `../opencv-contrib/modules/xfeatures2d/src/pct_signatures/distance.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/src/pct_signatures/grayscale_bitmap.cpp' -> `../opencv-contrib/modules/xfeatures2d/src/pct_signatures/grayscale_bitmap.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/src/pct_signatures/pct_sampler.cpp' -> `../opencv-contrib/modules/xfeatures2d/src/pct_signatures/pct_sampler.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/src/pct_signatures/pct_sampler.hpp' -> `../opencv-contrib/modules/xfeatures2d/src/pct_signatures/pct_sampler.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/src/opencl/surf.cl' -> `../opencv-contrib/modules/xfeatures2d/src/opencl/surf.cl'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/src/cuda/surf.cu' -> `../opencv-contrib/modules/xfeatures2d/src/cuda/surf.cu'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/include/opencv2/xfeatures2d.hpp' -> `../opencv-contrib/modules/xfeatures2d/include/opencv2/xfeatures2d.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/include/opencv2/xfeatures2d/nonfree.hpp' -> `../opencv-contrib/modules/xfeatures2d/include/opencv2/xfeatures2d/nonfree.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp' -> `../opencv-contrib/modules/xfeatures2d/include/opencv2/xfeatures2d/cuda.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/cmake/download_boostdesc.cmake' -> `../opencv-contrib/modules/xfeatures2d/cmake/download_boostdesc.cmake'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/cmake/download_vgg.cmake' -> `../opencv-contrib/modules/xfeatures2d/cmake/download_vgg.cmake'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/test/test_surf.cuda.cpp' -> `../opencv-contrib/modules/xfeatures2d/test/test_surf.cuda.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/test/test_detectors.cpp' -> `../opencv-contrib/modules/xfeatures2d/test/test_detectors.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/test/test_gms_matcher.cpp' -> `../opencv-contrib/modules/xfeatures2d/test/test_gms_matcher.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/test/test_rotation_and_scale_invariance.cpp' -> `../opencv-contrib/modules/xfeatures2d/test/test_rotation_and_scale_invariance.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/test/test_precomp.hpp' -> `../opencv-contrib/modules/xfeatures2d/test/test_precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/test/test_main.cpp' -> `../opencv-contrib/modules/xfeatures2d/test/test_main.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/test/test_keypoints.cpp' -> `../opencv-contrib/modules/xfeatures2d/test/test_keypoints.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/test/test_surf.ocl.cpp' -> `../opencv-contrib/modules/xfeatures2d/test/test_surf.ocl.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/test/test_features2d.cpp' -> `../opencv-contrib/modules/xfeatures2d/test/test_features2d.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/perf/perf_precomp.hpp' -> `../opencv-contrib/modules/xfeatures2d/perf/perf_precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/perf/perf_surf.cuda.cpp' -> `../opencv-contrib/modules/xfeatures2d/perf/perf_surf.cuda.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/perf/perf_daisy.cpp' -> `../opencv-contrib/modules/xfeatures2d/perf/perf_daisy.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/perf/perf_surf.ocl.cpp' -> `../opencv-contrib/modules/xfeatures2d/perf/perf_surf.ocl.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/perf/perf_main.cpp' -> `../opencv-contrib/modules/xfeatures2d/perf/perf_main.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/perf/perf_msd.cpp' -> `../opencv-contrib/modules/xfeatures2d/perf/perf_msd.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/perf/perf_latch.cpp' -> `../opencv-contrib/modules/xfeatures2d/perf/perf_latch.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/perf/perf_surf.cpp' -> `../opencv-contrib/modules/xfeatures2d/perf/perf_surf.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/perf/perf_vgg.cpp' -> `../opencv-contrib/modules/xfeatures2d/perf/perf_vgg.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/doc/xfeatures2d.bib' -> `../opencv-contrib/modules/xfeatures2d/doc/xfeatures2d.bib'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/samples/video_homography.cpp' -> `../opencv-contrib/modules/xfeatures2d/samples/video_homography.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/samples/bagofwords_classification.cpp' -> `../opencv-contrib/modules/xfeatures2d/samples/bagofwords_classification.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/samples/gms_matcher.cpp' -> `../opencv-contrib/modules/xfeatures2d/samples/gms_matcher.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/samples/surf_matcher.cpp' -> `../opencv-contrib/modules/xfeatures2d/samples/surf_matcher.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/samples/shape_transformation.cpp' -> `../opencv-contrib/modules/xfeatures2d/samples/shape_transformation.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/samples/pct_webcam.cpp' -> `../opencv-contrib/modules/xfeatures2d/samples/pct_webcam.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/samples/pct_signatures.cpp' -> `../opencv-contrib/modules/xfeatures2d/samples/pct_signatures.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xfeatures2d/samples/export-boostdesc.py' -> `../opencv-contrib/modules/xfeatures2d/samples/export-boostdesc.py'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/plot/CMakeLists.txt' -> `../opencv-contrib/modules/plot/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/plot/README.md' -> `../opencv-contrib/modules/plot/README.md'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/plot/src/precomp.hpp' -> `../opencv-contrib/modules/plot/src/precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/plot/src/plot.cpp' -> `../opencv-contrib/modules/plot/src/plot.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/plot/include/opencv2/plot.hpp' -> `../opencv-contrib/modules/plot/include/opencv2/plot.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/plot/doc/plot.rst' -> `../opencv-contrib/modules/plot/doc/plot.rst'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/plot/doc/pics/x_2.png' -> `../opencv-contrib/modules/plot/doc/pics/x_2.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/plot/doc/pics/sin_x.png' -> `../opencv-contrib/modules/plot/doc/pics/sin_x.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/plot/samples/plot_demo.cpp' -> `../opencv-contrib/modules/plot/samples/plot_demo.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/CMakeLists.txt' -> `../opencv-contrib/modules/cvv/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/README.md' -> `../opencv-contrib/modules/cvv/README.md'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/.gitignore' -> `../opencv-contrib/modules/cvv/.gitignore'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/LICENSE' -> `../opencv-contrib/modules/cvv/LICENSE'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/.clang-format' -> `../opencv-contrib/modules/cvv/.clang-format'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/stfl/stfl_engine.hpp' -> `../opencv-contrib/modules/cvv/src/stfl/stfl_engine.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/stfl/stringutils.hpp' -> `../opencv-contrib/modules/cvv/src/stfl/stringutils.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/stfl/stringutils.cpp' -> `../opencv-contrib/modules/cvv/src/stfl/stringutils.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/stfl/element_group.hpp' -> `../opencv-contrib/modules/cvv/src/stfl/element_group.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/util/util.hpp' -> `../opencv-contrib/modules/cvv/src/util/util.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/util/observer_ptr.hpp' -> `../opencv-contrib/modules/cvv/src/util/observer_ptr.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/extension_api/api.cpp' -> `../opencv-contrib/modules/cvv/src/extension_api/api.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/extension_api/api.hpp' -> `../opencv-contrib/modules/cvv/src/extension_api/api.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/signalslot.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/signalslot.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/filterselectorwidget.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/filterselectorwidget.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/util.cpp' -> `../opencv-contrib/modules/cvv/src/qtutil/util.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/util.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/util.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/synczoomwidget.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/synczoomwidget.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/portionselector.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/portionselector.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/histogram.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/histogram.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/collapsable.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/collapsable.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/zoomableimageoptpanel.cpp' -> `../opencv-contrib/modules/cvv/src/qtutil/zoomableimageoptpanel.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/histogramoptpanel.cpp' -> `../opencv-contrib/modules/cvv/src/qtutil/histogramoptpanel.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/autofilterwidget.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/autofilterwidget.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/histogramoptpanel.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/histogramoptpanel.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/collapsable.cpp' -> `../opencv-contrib/modules/cvv/src/qtutil/collapsable.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/stfl_query_widget_lineedit.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/stfl_query_widget_lineedit.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/synczoomwidget.cpp' -> `../opencv-contrib/modules/cvv/src/qtutil/synczoomwidget.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/stfl_query_widget.cpp' -> `../opencv-contrib/modules/cvv/src/qtutil/stfl_query_widget.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/zoomableimage.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/zoomableimage.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/accordion.cpp' -> `../opencv-contrib/modules/cvv/src/qtutil/accordion.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/zoomableimage.cpp' -> `../opencv-contrib/modules/cvv/src/qtutil/zoomableimage.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/zoomableimageoptpanel.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/zoomableimageoptpanel.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/types.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/types.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/stfl_query_widget_completer.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/stfl_query_widget_completer.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/accordion.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/accordion.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/registerhelper.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/registerhelper.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/intervallselector.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/intervallselector.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/stfl_query_widget.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/stfl_query_widget.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/filterfunctionwidget.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/filterfunctionwidget.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/histogram.cpp' -> `../opencv-contrib/modules/cvv/src/qtutil/histogram.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/stfl_query_widget_lineedit.cpp' -> `../opencv-contrib/modules/cvv/src/qtutil/stfl_query_widget_lineedit.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/filter/grayfilterwidget.cpp' -> `../opencv-contrib/modules/cvv/src/qtutil/filter/grayfilterwidget.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/filter/channelreorderfilter.cpp' -> `../opencv-contrib/modules/cvv/src/qtutil/filter/channelreorderfilter.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/filter/channelreorderfilter.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/filter/channelreorderfilter.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/filter/sobelfilterwidget.cpp' -> `../opencv-contrib/modules/cvv/src/qtutil/filter/sobelfilterwidget.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/filter/overlayfilterwidget.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/filter/overlayfilterwidget.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/filter/changed_pixels_widget.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/filter/changed_pixels_widget.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/filter/diffFilterWidget.cpp' -> `../opencv-contrib/modules/cvv/src/qtutil/filter/diffFilterWidget.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/filter/diffFilterWidget.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/filter/diffFilterWidget.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/filter/changed_pixels_widget.cpp' -> `../opencv-contrib/modules/cvv/src/qtutil/filter/changed_pixels_widget.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/filter/overlayfilterwidget.cpp' -> `../opencv-contrib/modules/cvv/src/qtutil/filter/overlayfilterwidget.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/filter/grayfilterwidget.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/filter/grayfilterwidget.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/filter/sobelfilterwidget.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/filter/sobelfilterwidget.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/keypointintervallselection.cpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/keypointintervallselection.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/keypointshowsetting.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/keypointshowsetting.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/keypointselection.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/keypointselection.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/matchscene.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/matchscene.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/keypointintervallselection.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/keypointintervallselection.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/singlecolorkeypointpen.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/singlecolorkeypointpen.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/keypointselectionselector.cpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/keypointselectionselector.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/zoomableproxyobject.cpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/zoomableproxyobject.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/zoomableproxyobject.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/zoomableproxyobject.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/cvvpointmatch.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/cvvpointmatch.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/matchsettingsselector.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/matchsettingsselector.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/rawview_window.cpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/rawview_window.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/rawview_window.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/rawview_window.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/matchintervallselection.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/matchintervallselection.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/falsecolorkeypointpen.cpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/falsecolorkeypointpen.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/keypointmanagement.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/keypointmanagement.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/cvvkeypoint.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/cvvkeypoint.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/matchsettings.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/matchsettings.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/colorutil.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/colorutil.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/matchscene.cpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/matchscene.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/keypointshowsetting.cpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/keypointshowsetting.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/matchportionselector.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/matchportionselector.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/showinrawviewwidget.cpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/showinrawviewwidget.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/cvvmatch.cpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/cvvmatch.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/cvvpointmatch.cpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/cvvpointmatch.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/falsecolormatchpen.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/falsecolormatchpen.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/falsecolormatchpen.cpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/falsecolormatchpen.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/matchshowsetting.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/matchshowsetting.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/matchportionselector.cpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/matchportionselector.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/keypointsettings.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/keypointsettings.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/matchselectionselector.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/matchselectionselector.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/falsecolorkeypointpen.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/falsecolorkeypointpen.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/matchselection.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/matchselection.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/matchselectionselector.cpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/matchselectionselector.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/keypointsettingsselector.cpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/keypointsettingsselector.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/showinrawviewwidget.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/showinrawviewwidget.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/keypointvaluechooser.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/keypointvaluechooser.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/keypointselectionselector.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/keypointselectionselector.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/keypointportionselector.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/keypointportionselector.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/cvvkeypoint.cpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/cvvkeypoint.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/cvvmatch.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/cvvmatch.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/keypointmanagement.cpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/keypointmanagement.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/matchmanagement.cpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/matchmanagement.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/matchsettingsselector.cpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/matchsettingsselector.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/singlecolormatchpen.cpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/singlecolormatchpen.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/singlecolormatchpen.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/singlecolormatchpen.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/matchshowsetting.cpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/matchshowsetting.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/keypointvaluechooser.cpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/keypointvaluechooser.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/keypointportionselector.cpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/keypointportionselector.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/matchintervallselection.cpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/matchintervallselection.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/keypointsettingsselector.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/keypointsettingsselector.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/singlecolorkeypointpen.cpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/singlecolorkeypointpen.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/qtutil/matchview/matchmanagement.hpp' -> `../opencv-contrib/modules/cvv/src/qtutil/matchview/matchmanagement.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/gui/image_call_tab.cpp' -> `../opencv-contrib/modules/cvv/src/gui/image_call_tab.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/gui/overview_table_row.hpp' -> `../opencv-contrib/modules/cvv/src/gui/overview_table_row.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/gui/call_tab.hpp' -> `../opencv-contrib/modules/cvv/src/gui/call_tab.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/gui/overview_panel.cpp' -> `../opencv-contrib/modules/cvv/src/gui/overview_panel.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/gui/overview_panel.hpp' -> `../opencv-contrib/modules/cvv/src/gui/overview_panel.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/gui/main_call_window.hpp' -> `../opencv-contrib/modules/cvv/src/gui/main_call_window.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/gui/overview_group_subtable.hpp' -> `../opencv-contrib/modules/cvv/src/gui/overview_group_subtable.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/gui/image_call_tab.hpp' -> `../opencv-contrib/modules/cvv/src/gui/image_call_tab.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/gui/rawview_group_subtable.cpp' -> `../opencv-contrib/modules/cvv/src/gui/rawview_group_subtable.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/gui/call_window.hpp' -> `../opencv-contrib/modules/cvv/src/gui/call_window.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/gui/multiview_call_tab.hpp' -> `../opencv-contrib/modules/cvv/src/gui/multiview_call_tab.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/gui/rawview_table.cpp' -> `../opencv-contrib/modules/cvv/src/gui/rawview_table.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/gui/call_window.cpp' -> `../opencv-contrib/modules/cvv/src/gui/call_window.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/gui/rawview_group_subtable.hpp' -> `../opencv-contrib/modules/cvv/src/gui/rawview_group_subtable.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/gui/rawview_table.hpp' -> `../opencv-contrib/modules/cvv/src/gui/rawview_table.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/gui/rawview_table_row.hpp' -> `../opencv-contrib/modules/cvv/src/gui/rawview_table_row.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/gui/overview_table.hpp' -> `../opencv-contrib/modules/cvv/src/gui/overview_table.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/gui/tabwidget.hpp' -> `../opencv-contrib/modules/cvv/src/gui/tabwidget.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/gui/overview_table.cpp' -> `../opencv-contrib/modules/cvv/src/gui/overview_table.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/gui/rawview_table_row.cpp' -> `../opencv-contrib/modules/cvv/src/gui/rawview_table_row.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/gui/match_call_tab.hpp' -> `../opencv-contrib/modules/cvv/src/gui/match_call_tab.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/gui/overview_table_row.cpp' -> `../opencv-contrib/modules/cvv/src/gui/overview_table_row.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/gui/overview_group_subtable.cpp' -> `../opencv-contrib/modules/cvv/src/gui/overview_group_subtable.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/gui/filter_call_tab.hpp' -> `../opencv-contrib/modules/cvv/src/gui/filter_call_tab.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/gui/main_call_window.cpp' -> `../opencv-contrib/modules/cvv/src/gui/main_call_window.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/view/pointmatchview.cpp' -> `../opencv-contrib/modules/cvv/src/view/pointmatchview.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/view/image_view.hpp' -> `../opencv-contrib/modules/cvv/src/view/image_view.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/view/image_view.cpp' -> `../opencv-contrib/modules/cvv/src/view/image_view.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/view/defaultfilterview.hpp' -> `../opencv-contrib/modules/cvv/src/view/defaultfilterview.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/view/linematchview.cpp' -> `../opencv-contrib/modules/cvv/src/view/linematchview.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/view/rawview.cpp' -> `../opencv-contrib/modules/cvv/src/view/rawview.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/view/dual_filter_view.cpp' -> `../opencv-contrib/modules/cvv/src/view/dual_filter_view.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/view/match_view.hpp' -> `../opencv-contrib/modules/cvv/src/view/match_view.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/view/linematchview.hpp' -> `../opencv-contrib/modules/cvv/src/view/linematchview.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/view/singlefilterview.hpp' -> `../opencv-contrib/modules/cvv/src/view/singlefilterview.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/view/translationsmatchview.cpp' -> `../opencv-contrib/modules/cvv/src/view/translationsmatchview.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/view/pointmatchview.hpp' -> `../opencv-contrib/modules/cvv/src/view/pointmatchview.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/view/singlefilterview.cpp' -> `../opencv-contrib/modules/cvv/src/view/singlefilterview.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/view/translationsmatchview.hpp' -> `../opencv-contrib/modules/cvv/src/view/translationsmatchview.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/view/dual_filter_view.hpp' -> `../opencv-contrib/modules/cvv/src/view/dual_filter_view.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/view/filter_view.hpp' -> `../opencv-contrib/modules/cvv/src/view/filter_view.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/view/rawview.hpp' -> `../opencv-contrib/modules/cvv/src/view/rawview.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/view/defaultfilterview.cpp' -> `../opencv-contrib/modules/cvv/src/view/defaultfilterview.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/controller/view_controller.cpp' -> `../opencv-contrib/modules/cvv/src/controller/view_controller.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/controller/view_controller.hpp' -> `../opencv-contrib/modules/cvv/src/controller/view_controller.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/impl/filter.cpp' -> `../opencv-contrib/modules/cvv/src/impl/filter.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/impl/data_controller.cpp' -> `../opencv-contrib/modules/cvv/src/impl/data_controller.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/impl/single_image_call.cpp' -> `../opencv-contrib/modules/cvv/src/impl/single_image_call.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/impl/filter_call.cpp' -> `../opencv-contrib/modules/cvv/src/impl/filter_call.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/impl/init.cpp' -> `../opencv-contrib/modules/cvv/src/impl/init.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/impl/call.hpp' -> `../opencv-contrib/modules/cvv/src/impl/call.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/impl/call.cpp' -> `../opencv-contrib/modules/cvv/src/impl/call.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/impl/match_call.cpp' -> `../opencv-contrib/modules/cvv/src/impl/match_call.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/impl/match_call.hpp' -> `../opencv-contrib/modules/cvv/src/impl/match_call.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/impl/dmatch.cpp' -> `../opencv-contrib/modules/cvv/src/impl/dmatch.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/impl/filter_call.hpp' -> `../opencv-contrib/modules/cvv/src/impl/filter_call.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/impl/final_show.cpp' -> `../opencv-contrib/modules/cvv/src/impl/final_show.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/impl/show_image.cpp' -> `../opencv-contrib/modules/cvv/src/impl/show_image.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/impl/data_controller.hpp' -> `../opencv-contrib/modules/cvv/src/impl/data_controller.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/impl/single_image_call.hpp' -> `../opencv-contrib/modules/cvv/src/impl/single_image_call.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/src/impl/init.hpp' -> `../opencv-contrib/modules/cvv/src/impl/init.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/include/opencv2/cvv.hpp' -> `../opencv-contrib/modules/cvv/include/opencv2/cvv.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/include/opencv2/cvv/filter.hpp' -> `../opencv-contrib/modules/cvv/include/opencv2/cvv/filter.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/include/opencv2/cvv/debug_mode.hpp' -> `../opencv-contrib/modules/cvv/include/opencv2/cvv/debug_mode.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/include/opencv2/cvv/dmatch.hpp' -> `../opencv-contrib/modules/cvv/include/opencv2/cvv/dmatch.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/include/opencv2/cvv/final_show.hpp' -> `../opencv-contrib/modules/cvv/include/opencv2/cvv/final_show.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/include/opencv2/cvv/show_image.hpp' -> `../opencv-contrib/modules/cvv/include/opencv2/cvv/show_image.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/include/opencv2/cvv/cvv.hpp' -> `../opencv-contrib/modules/cvv/include/opencv2/cvv/cvv.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/include/opencv2/cvv/call_meta_data.hpp' -> `../opencv-contrib/modules/cvv/include/opencv2/cvv/call_meta_data.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/tutorials/visual_debugging_introduction.markdown' -> `../opencv-contrib/modules/cvv/tutorials/visual_debugging_introduction.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/tutorials/images/11_line_match_view_portion_selector.jpg' -> `../opencv-contrib/modules/cvv/tutorials/images/11_line_match_view_portion_selector.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/tutorials/images/07_dual_filter_view_edges.jpg' -> `../opencv-contrib/modules/cvv/tutorials/images/07_dual_filter_view_edges.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/tutorials/images/10_line_match_view-cutout.jpg' -> `../opencv-contrib/modules/cvv/tutorials/images/10_line_match_view-cutout.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/tutorials/images/04_default_filter_view.jpg' -> `../opencv-contrib/modules/cvv/tutorials/images/04_default_filter_view.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/tutorials/images/13_raw_view.jpg' -> `../opencv-contrib/modules/cvv/tutorials/images/13_raw_view.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/tutorials/images/06_default_filter_view_edges.jpg' -> `../opencv-contrib/modules/cvv/tutorials/images/06_default_filter_view_edges.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/tutorials/images/10_line_match_view.jpg' -> `../opencv-contrib/modules/cvv/tutorials/images/10_line_match_view.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/tutorials/images/08_overview_all.jpg' -> `../opencv-contrib/modules/cvv/tutorials/images/08_overview_all.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/tutorials/images/Visual_Debugging_Introduction_Tutorial_Cover.jpg' -> `../opencv-contrib/modules/cvv/tutorials/images/Visual_Debugging_Introduction_Tutorial_Cover.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/tutorials/images/09_overview_filtered_type_match.jpg' -> `../opencv-contrib/modules/cvv/tutorials/images/09_overview_filtered_type_match.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/tutorials/images/03_overview_two.jpg' -> `../opencv-contrib/modules/cvv/tutorials/images/03_overview_two.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/tutorials/images/05_default_filter_view_high_zoom.jpg' -> `../opencv-contrib/modules/cvv/tutorials/images/05_default_filter_view_high_zoom.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/tutorials/images/10_line_match_view-cutout-small.jpg' -> `../opencv-contrib/modules/cvv/tutorials/images/10_line_match_view-cutout-small.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/tutorials/images/12_translation_match_view_portion_selector.jpg' -> `../opencv-contrib/modules/cvv/tutorials/images/12_translation_match_view_portion_selector.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/tutorials/images/01_overview_single.jpg' -> `../opencv-contrib/modules/cvv/tutorials/images/01_overview_single.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/tutorials/images/14_overview_group_by_line.jpg' -> `../opencv-contrib/modules/cvv/tutorials/images/14_overview_group_by_line.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/tutorials/images/02_single_image_view.jpg' -> `../opencv-contrib/modules/cvv/tutorials/images/02_single_image_view.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/test/test_observer_ptr.cpp' -> `../opencv-contrib/modules/cvv/test/test_observer_ptr.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/test/test_precomp.hpp' -> `../opencv-contrib/modules/cvv/test/test_precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/test/test_is_any_of.cpp' -> `../opencv-contrib/modules/cvv/test/test_is_any_of.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/test/test_reference.cpp' -> `../opencv-contrib/modules/cvv/test/test_reference.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/test/test_location.cpp' -> `../opencv-contrib/modules/cvv/test/test_location.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/test/test_main.cpp' -> `../opencv-contrib/modules/cvv/test/test_main.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/test/test_debug_flag.cpp' -> `../opencv-contrib/modules/cvv/test/test_debug_flag.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cvv/samples/cvv_demo.cpp' -> `../opencv-contrib/modules/cvv/samples/cvv_demo.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/reg/CMakeLists.txt' -> `../opencv-contrib/modules/reg/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/reg/README.md' -> `../opencv-contrib/modules/reg/README.md'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/reg/src/mappergradproj.cpp' -> `../opencv-contrib/modules/reg/src/mappergradproj.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/reg/src/mapperpyramid.cpp' -> `../opencv-contrib/modules/reg/src/mapperpyramid.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/reg/src/precomp.hpp' -> `../opencv-contrib/modules/reg/src/precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/reg/src/mappergradshift.cpp' -> `../opencv-contrib/modules/reg/src/mappergradshift.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/reg/src/mapprojec.cpp' -> `../opencv-contrib/modules/reg/src/mapprojec.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/reg/src/mapshift.cpp' -> `../opencv-contrib/modules/reg/src/mapshift.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/reg/src/mapper.cpp' -> `../opencv-contrib/modules/reg/src/mapper.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/reg/src/mapaffine.cpp' -> `../opencv-contrib/modules/reg/src/mapaffine.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/reg/src/map.cpp' -> `../opencv-contrib/modules/reg/src/map.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/reg/src/mappergradeuclid.cpp' -> `../opencv-contrib/modules/reg/src/mappergradeuclid.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/reg/src/mappergradaffine.cpp' -> `../opencv-contrib/modules/reg/src/mappergradaffine.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/reg/src/mappergradsimilar.cpp' -> `../opencv-contrib/modules/reg/src/mappergradsimilar.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/reg/include/opencv2/reg/mapshift.hpp' -> `../opencv-contrib/modules/reg/include/opencv2/reg/mapshift.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/reg/include/opencv2/reg/mapperpyramid.hpp' -> `../opencv-contrib/modules/reg/include/opencv2/reg/mapperpyramid.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/reg/include/opencv2/reg/mappergradeuclid.hpp' -> `../opencv-contrib/modules/reg/include/opencv2/reg/mappergradeuclid.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/reg/include/opencv2/reg/mapper.hpp' -> `../opencv-contrib/modules/reg/include/opencv2/reg/mapper.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/reg/include/opencv2/reg/mappergradaffine.hpp' -> `../opencv-contrib/modules/reg/include/opencv2/reg/mappergradaffine.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/reg/include/opencv2/reg/map.hpp' -> `../opencv-contrib/modules/reg/include/opencv2/reg/map.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/reg/include/opencv2/reg/mappergradproj.hpp' -> `../opencv-contrib/modules/reg/include/opencv2/reg/mappergradproj.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/reg/include/opencv2/reg/mappergradshift.hpp' -> `../opencv-contrib/modules/reg/include/opencv2/reg/mappergradshift.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/reg/include/opencv2/reg/mapaffine.hpp' -> `../opencv-contrib/modules/reg/include/opencv2/reg/mapaffine.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/reg/include/opencv2/reg/mappergradsimilar.hpp' -> `../opencv-contrib/modules/reg/include/opencv2/reg/mappergradsimilar.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/reg/include/opencv2/reg/mapprojec.hpp' -> `../opencv-contrib/modules/reg/include/opencv2/reg/mapprojec.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/reg/test/test_precomp.hpp' -> `../opencv-contrib/modules/reg/test/test_precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/reg/test/test_main.cpp' -> `../opencv-contrib/modules/reg/test/test_main.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/reg/test/test_reg.cpp' -> `../opencv-contrib/modules/reg/test/test_reg.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/reg/perf/perf_precomp.hpp' -> `../opencv-contrib/modules/reg/perf/perf_precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/reg/perf/perf_main.cpp' -> `../opencv-contrib/modules/reg/perf/perf_main.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/reg/perf/perf_reg.cpp' -> `../opencv-contrib/modules/reg/perf/perf_reg.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/reg/doc/reg.bib' -> `../opencv-contrib/modules/reg/doc/reg.bib'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/reg/samples/LR_06.png' -> `../opencv-contrib/modules/reg/samples/LR_06.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/reg/samples/LR_05.png' -> `../opencv-contrib/modules/reg/samples/LR_05.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/reg/samples/home.png' -> `../opencv-contrib/modules/reg/samples/home.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/reg/samples/CMakeLists.txt' -> `../opencv-contrib/modules/reg/samples/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/reg/samples/reg_shift.py' -> `../opencv-contrib/modules/reg/samples/reg_shift.py'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/reg/samples/map_test.cpp' -> `../opencv-contrib/modules/reg/samples/map_test.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ovis/CMakeLists.txt' -> `../opencv-contrib/modules/ovis/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ovis/README.md' -> `../opencv-contrib/modules/ovis/README.md'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ovis/src/precomp.hpp' -> `../opencv-contrib/modules/ovis/src/precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ovis/src/ovis.cpp' -> `../opencv-contrib/modules/ovis/src/ovis.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ovis/src/meshes.cpp' -> `../opencv-contrib/modules/ovis/src/meshes.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ovis/include/opencv2/ovis.hpp' -> `../opencv-contrib/modules/ovis/include/opencv2/ovis.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ovis/samples/aruco_ar_demo.py' -> `../opencv-contrib/modules/ovis/samples/aruco_ar_demo.py'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ovis/samples/ovis_demo.py' -> `../opencv-contrib/modules/ovis/samples/ovis_demo.py'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/CMakeLists.txt' -> `../opencv-contrib/modules/tracking/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/README.md' -> `../opencv-contrib/modules/tracking/README.md'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/trackerModel.cpp' -> `../opencv-contrib/modules/tracking/src/trackerModel.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/onlineMIL.cpp' -> `../opencv-contrib/modules/tracking/src/onlineMIL.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/tldUtils.cpp' -> `../opencv-contrib/modules/tracking/src/tldUtils.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/trackerFeature.cpp' -> `../opencv-contrib/modules/tracking/src/trackerFeature.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/feature.cpp' -> `../opencv-contrib/modules/tracking/src/feature.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/trackerSampler.cpp' -> `../opencv-contrib/modules/tracking/src/trackerSampler.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/multiTracker.cpp' -> `../opencv-contrib/modules/tracking/src/multiTracker.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/tldDetector.hpp' -> `../opencv-contrib/modules/tracking/src/tldDetector.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/trackerCSRTUtils.cpp' -> `../opencv-contrib/modules/tracking/src/trackerCSRTUtils.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/trackerCSRTSegmentation.cpp' -> `../opencv-contrib/modules/tracking/src/trackerCSRTSegmentation.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/precomp.hpp' -> `../opencv-contrib/modules/tracking/src/precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/trackerCSRT.cpp' -> `../opencv-contrib/modules/tracking/src/trackerCSRT.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/trackerMIL.cpp' -> `../opencv-contrib/modules/tracking/src/trackerMIL.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/tldTracker.cpp' -> `../opencv-contrib/modules/tracking/src/tldTracker.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/multiTracker_alt.cpp' -> `../opencv-contrib/modules/tracking/src/multiTracker_alt.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/trackerCSRTUtils.hpp' -> `../opencv-contrib/modules/tracking/src/trackerCSRTUtils.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/TrackingFunctionPF.hpp' -> `../opencv-contrib/modules/tracking/src/TrackingFunctionPF.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/gtrUtils.hpp' -> `../opencv-contrib/modules/tracking/src/gtrUtils.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/mosseTracker.cpp' -> `../opencv-contrib/modules/tracking/src/mosseTracker.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/tldEnsembleClassifier.cpp' -> `../opencv-contrib/modules/tracking/src/tldEnsembleClassifier.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/tldModel.cpp' -> `../opencv-contrib/modules/tracking/src/tldModel.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/trackerCSRTScaleEstimation.cpp' -> `../opencv-contrib/modules/tracking/src/trackerCSRTScaleEstimation.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/tldTracker.hpp' -> `../opencv-contrib/modules/tracking/src/tldTracker.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/tracker.cpp' -> `../opencv-contrib/modules/tracking/src/tracker.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/featureColorName.cpp' -> `../opencv-contrib/modules/tracking/src/featureColorName.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/trackerMedianFlow.cpp' -> `../opencv-contrib/modules/tracking/src/trackerMedianFlow.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/gtrUtils.cpp' -> `../opencv-contrib/modules/tracking/src/gtrUtils.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/augmented_unscented_kalman.cpp' -> `../opencv-contrib/modules/tracking/src/augmented_unscented_kalman.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/trackerKCF.cpp' -> `../opencv-contrib/modules/tracking/src/trackerKCF.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/trackerBoostingModel.cpp' -> `../opencv-contrib/modules/tracking/src/trackerBoostingModel.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/tldDataset.cpp' -> `../opencv-contrib/modules/tracking/src/tldDataset.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/trackerMILModel.cpp' -> `../opencv-contrib/modules/tracking/src/trackerMILModel.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/gtrTracker.hpp' -> `../opencv-contrib/modules/tracking/src/gtrTracker.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/tldModel.hpp' -> `../opencv-contrib/modules/tracking/src/tldModel.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/tldEnsembleClassifier.hpp' -> `../opencv-contrib/modules/tracking/src/tldEnsembleClassifier.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/trackerCSRTScaleEstimation.hpp' -> `../opencv-contrib/modules/tracking/src/trackerCSRTScaleEstimation.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/trackerFeatureSet.cpp' -> `../opencv-contrib/modules/tracking/src/trackerFeatureSet.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/trackerBoosting.cpp' -> `../opencv-contrib/modules/tracking/src/trackerBoosting.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/PFSolver.hpp' -> `../opencv-contrib/modules/tracking/src/PFSolver.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/onlineBoosting.cpp' -> `../opencv-contrib/modules/tracking/src/onlineBoosting.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/tldUtils.hpp' -> `../opencv-contrib/modules/tracking/src/tldUtils.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/multiTracker.hpp' -> `../opencv-contrib/modules/tracking/src/multiTracker.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/tldDetector.cpp' -> `../opencv-contrib/modules/tracking/src/tldDetector.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/tracking_utils.hpp' -> `../opencv-contrib/modules/tracking/src/tracking_utils.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/trackerCSRTSegmentation.hpp' -> `../opencv-contrib/modules/tracking/src/trackerCSRTSegmentation.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/trackerSamplerAlgorithm.cpp' -> `../opencv-contrib/modules/tracking/src/trackerSamplerAlgorithm.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/gtrTracker.cpp' -> `../opencv-contrib/modules/tracking/src/gtrTracker.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/unscented_kalman.cpp' -> `../opencv-contrib/modules/tracking/src/unscented_kalman.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/trackerBoostingModel.hpp' -> `../opencv-contrib/modules/tracking/src/trackerBoostingModel.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/trackerStateEstimator.cpp' -> `../opencv-contrib/modules/tracking/src/trackerStateEstimator.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/trackerMILModel.hpp' -> `../opencv-contrib/modules/tracking/src/trackerMILModel.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/tracking_utils.cpp' -> `../opencv-contrib/modules/tracking/src/tracking_utils.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/opencl/tmm.cl' -> `../opencv-contrib/modules/tracking/src/opencl/tmm.cl'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/src/opencl/tldDetector.cl' -> `../opencv-contrib/modules/tracking/src/opencl/tldDetector.cl'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/include/opencv2/tracking.hpp' -> `../opencv-contrib/modules/tracking/include/opencv2/tracking.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/include/opencv2/tracking/tldDataset.hpp' -> `../opencv-contrib/modules/tracking/include/opencv2/tracking/tldDataset.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/include/opencv2/tracking/onlineMIL.hpp' -> `../opencv-contrib/modules/tracking/include/opencv2/tracking/onlineMIL.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/include/opencv2/tracking/onlineBoosting.hpp' -> `../opencv-contrib/modules/tracking/include/opencv2/tracking/onlineBoosting.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/include/opencv2/tracking/kalman_filters.hpp' -> `../opencv-contrib/modules/tracking/include/opencv2/tracking/kalman_filters.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/include/opencv2/tracking/tracker.hpp' -> `../opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/include/opencv2/tracking/feature.hpp' -> `../opencv-contrib/modules/tracking/include/opencv2/tracking/feature.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/include/opencv2/tracking/tracking.hpp' -> `../opencv-contrib/modules/tracking/include/opencv2/tracking/tracking.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/tutorials/tutorial_multitracker.markdown' -> `../opencv-contrib/modules/tracking/tutorials/tutorial_multitracker.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/tutorials/tutorial_customizing_cn_tracker.markdown' -> `../opencv-contrib/modules/tracking/tutorials/tutorial_customizing_cn_tracker.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/tutorials/tutorial_introduction_to_tracker.markdown' -> `../opencv-contrib/modules/tracking/tutorials/tutorial_introduction_to_tracker.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/test/test_trackers.cpp' -> `../opencv-contrib/modules/tracking/test/test_trackers.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/test/test_precomp.hpp' -> `../opencv-contrib/modules/tracking/test/test_precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/test/test_trackerParametersIO.cpp' -> `../opencv-contrib/modules/tracking/test/test_trackerParametersIO.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/test/test_main.cpp' -> `../opencv-contrib/modules/tracking/test/test_main.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/test/test_aukf.cpp' -> `../opencv-contrib/modules/tracking/test/test_aukf.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/test/test_ukf.cpp' -> `../opencv-contrib/modules/tracking/test/test_ukf.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/perf/perf_precomp.hpp' -> `../opencv-contrib/modules/tracking/perf/perf_precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/perf/perf_main.cpp' -> `../opencv-contrib/modules/tracking/perf/perf_main.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/perf/perf_Tracker.cpp' -> `../opencv-contrib/modules/tracking/perf/perf_Tracker.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/doc/tracking.bib' -> `../opencv-contrib/modules/tracking/doc/tracking.bib'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/doc/[Tutorial] Adding new Tracker Method for dummies' -> `../opencv-contrib/modules/tracking/doc/[Tutorial] Adding new Tracker Method for dummies'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/samples/tracker_dataset.cpp' -> `../opencv-contrib/modules/tracking/samples/tracker_dataset.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/samples/goturnTracker.cpp' -> `../opencv-contrib/modules/tracking/samples/goturnTracker.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/samples/tracker.py' -> `../opencv-contrib/modules/tracking/samples/tracker.py'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/samples/multiTracker_dataset.cpp' -> `../opencv-contrib/modules/tracking/samples/multiTracker_dataset.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/samples/tracker.cpp' -> `../opencv-contrib/modules/tracking/samples/tracker.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/samples/tutorial_customizing_cn_tracker.cpp' -> `../opencv-contrib/modules/tracking/samples/tutorial_customizing_cn_tracker.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/samples/benchmark.cpp' -> `../opencv-contrib/modules/tracking/samples/benchmark.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/samples/tutorial_multitracker.cpp' -> `../opencv-contrib/modules/tracking/samples/tutorial_multitracker.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/samples/multitracker.py' -> `../opencv-contrib/modules/tracking/samples/multitracker.py'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/samples/csrt.cpp' -> `../opencv-contrib/modules/tracking/samples/csrt.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/samples/multitracker.cpp' -> `../opencv-contrib/modules/tracking/samples/multitracker.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/samples/kcf.cpp' -> `../opencv-contrib/modules/tracking/samples/kcf.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/samples/samples_utility.hpp' -> `../opencv-contrib/modules/tracking/samples/samples_utility.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/tracking/samples/tutorial_introduction_to_tracker.cpp' -> `../opencv-contrib/modules/tracking/samples/tutorial_introduction_to_tracker.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/CMakeLists.txt' -> `../opencv-contrib/modules/ximgproc/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/README.md' -> `../opencv-contrib/modules/ximgproc/README.md'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/src/graphsegmentation.cpp' -> `../opencv-contrib/modules/ximgproc/src/graphsegmentation.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/src/niblack_thresholding.cpp' -> `../opencv-contrib/modules/ximgproc/src/niblack_thresholding.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/src/advanced_types.hpp' -> `../opencv-contrib/modules/ximgproc/src/advanced_types.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/src/sparse_match_interpolators.cpp' -> `../opencv-contrib/modules/ximgproc/src/sparse_match_interpolators.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/src/guided_filter.cpp' -> `../opencv-contrib/modules/ximgproc/src/guided_filter.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/src/seeds.cpp' -> `../opencv-contrib/modules/ximgproc/src/seeds.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/src/adaptive_manifold_filter_n.cpp' -> `../opencv-contrib/modules/ximgproc/src/adaptive_manifold_filter_n.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/src/fgs_filter.cpp' -> `../opencv-contrib/modules/ximgproc/src/fgs_filter.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/src/edgeaware_filters_common.hpp' -> `../opencv-contrib/modules/ximgproc/src/edgeaware_filters_common.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/src/precomp.hpp' -> `../opencv-contrib/modules/ximgproc/src/precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/src/weighted_median_filter.cpp' -> `../opencv-contrib/modules/ximgproc/src/weighted_median_filter.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/src/edgeboxes.cpp' -> `../opencv-contrib/modules/ximgproc/src/edgeboxes.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/src/paillou_filter.cpp' -> `../opencv-contrib/modules/ximgproc/src/paillou_filter.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/src/dtfilter_cpu.cpp' -> `../opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/src/bilateral_texture_filter.cpp' -> `../opencv-contrib/modules/ximgproc/src/bilateral_texture_filter.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/src/edgeaware_filters_common.cpp' -> `../opencv-contrib/modules/ximgproc/src/edgeaware_filters_common.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/src/joint_bilateral_filter.cpp' -> `../opencv-contrib/modules/ximgproc/src/joint_bilateral_filter.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/src/disparity_filters.cpp' -> `../opencv-contrib/modules/ximgproc/src/disparity_filters.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/src/rolling_guidance_filter.cpp' -> `../opencv-contrib/modules/ximgproc/src/rolling_guidance_filter.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/src/domain_transform.cpp' -> `../opencv-contrib/modules/ximgproc/src/domain_transform.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/src/thinning.cpp' -> `../opencv-contrib/modules/ximgproc/src/thinning.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/src/deriche_filter.cpp' -> `../opencv-contrib/modules/ximgproc/src/deriche_filter.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/src/fast_hough_transform.cpp' -> `../opencv-contrib/modules/ximgproc/src/fast_hough_transform.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/src/dtfilter_cpu.inl.hpp' -> `../opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/src/dtfilter_cpu.hpp' -> `../opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/src/selectivesearchsegmentation.cpp' -> `../opencv-contrib/modules/ximgproc/src/selectivesearchsegmentation.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/src/anisodiff.cpp' -> `../opencv-contrib/modules/ximgproc/src/anisodiff.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/src/fast_line_detector.cpp' -> `../opencv-contrib/modules/ximgproc/src/fast_line_detector.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/src/brightedges.cpp' -> `../opencv-contrib/modules/ximgproc/src/brightedges.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/src/fourier_descriptors.cpp' -> `../opencv-contrib/modules/ximgproc/src/fourier_descriptors.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/src/structured_edge_detection.cpp' -> `../opencv-contrib/modules/ximgproc/src/structured_edge_detection.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/src/peilin.cpp' -> `../opencv-contrib/modules/ximgproc/src/peilin.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/src/estimated_covariance.cpp' -> `../opencv-contrib/modules/ximgproc/src/estimated_covariance.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/src/slic.cpp' -> `../opencv-contrib/modules/ximgproc/src/slic.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/src/ridgedetectionfilter.cpp' -> `../opencv-contrib/modules/ximgproc/src/ridgedetectionfilter.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/src/l0_smooth.cpp' -> `../opencv-contrib/modules/ximgproc/src/l0_smooth.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/src/lsc.cpp' -> `../opencv-contrib/modules/ximgproc/src/lsc.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/src/opencl/anisodiff.cl' -> `../opencv-contrib/modules/ximgproc/src/opencl/anisodiff.cl'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/include/opencv2/ximgproc.hpp' -> `../opencv-contrib/modules/ximgproc/include/opencv2/ximgproc.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/include/opencv2/ximgproc/edge_filter.hpp' -> `../opencv-contrib/modules/ximgproc/include/opencv2/ximgproc/edge_filter.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/include/opencv2/ximgproc/slic.hpp' -> `../opencv-contrib/modules/ximgproc/include/opencv2/ximgproc/slic.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/include/opencv2/ximgproc/estimated_covariance.hpp' -> `../opencv-contrib/modules/ximgproc/include/opencv2/ximgproc/estimated_covariance.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/include/opencv2/ximgproc/seeds.hpp' -> `../opencv-contrib/modules/ximgproc/include/opencv2/ximgproc/seeds.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/include/opencv2/ximgproc/disparity_filter.hpp' -> `../opencv-contrib/modules/ximgproc/include/opencv2/ximgproc/disparity_filter.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/include/opencv2/ximgproc/sparse_match_interpolator.hpp' -> `../opencv-contrib/modules/ximgproc/include/opencv2/ximgproc/sparse_match_interpolator.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/include/opencv2/ximgproc/structured_edge_detection.hpp' -> `../opencv-contrib/modules/ximgproc/include/opencv2/ximgproc/structured_edge_detection.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/include/opencv2/ximgproc/paillou_filter.hpp' -> `../opencv-contrib/modules/ximgproc/include/opencv2/ximgproc/paillou_filter.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/include/opencv2/ximgproc/fast_line_detector.hpp' -> `../opencv-contrib/modules/ximgproc/include/opencv2/ximgproc/fast_line_detector.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/include/opencv2/ximgproc/peilin.hpp' -> `../opencv-contrib/modules/ximgproc/include/opencv2/ximgproc/peilin.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/include/opencv2/ximgproc/fourier_descriptors.hpp' -> `../opencv-contrib/modules/ximgproc/include/opencv2/ximgproc/fourier_descriptors.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/include/opencv2/ximgproc/deriche_filter.hpp' -> `../opencv-contrib/modules/ximgproc/include/opencv2/ximgproc/deriche_filter.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/include/opencv2/ximgproc/fast_hough_transform.hpp' -> `../opencv-contrib/modules/ximgproc/include/opencv2/ximgproc/fast_hough_transform.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/include/opencv2/ximgproc/ridgefilter.hpp' -> `../opencv-contrib/modules/ximgproc/include/opencv2/ximgproc/ridgefilter.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/include/opencv2/ximgproc/brightedges.hpp' -> `../opencv-contrib/modules/ximgproc/include/opencv2/ximgproc/brightedges.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/include/opencv2/ximgproc/lsc.hpp' -> `../opencv-contrib/modules/ximgproc/include/opencv2/ximgproc/lsc.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/include/opencv2/ximgproc/edgeboxes.hpp' -> `../opencv-contrib/modules/ximgproc/include/opencv2/ximgproc/edgeboxes.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/include/opencv2/ximgproc/weighted_median_filter.hpp' -> `../opencv-contrib/modules/ximgproc/include/opencv2/ximgproc/weighted_median_filter.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/include/opencv2/ximgproc/segmentation.hpp' -> `../opencv-contrib/modules/ximgproc/include/opencv2/ximgproc/segmentation.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/tutorials/training.markdown' -> `../opencv-contrib/modules/ximgproc/tutorials/training.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/tutorials/disparity_filtering.markdown' -> `../opencv-contrib/modules/ximgproc/tutorials/disparity_filtering.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/tutorials/prediction.markdown' -> `../opencv-contrib/modules/ximgproc/tutorials/prediction.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/tutorials/scripts/modelConvert.m' -> `../opencv-contrib/modules/ximgproc/tutorials/scripts/modelConvert.m'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/tutorials/images/06.jpg' -> `../opencv-contrib/modules/ximgproc/tutorials/images/06.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/tutorials/images/05.jpg' -> `../opencv-contrib/modules/ximgproc/tutorials/images/05.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/tutorials/images/12.jpg' -> `../opencv-contrib/modules/ximgproc/tutorials/images/12.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/tutorials/images/07.jpg' -> `../opencv-contrib/modules/ximgproc/tutorials/images/07.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/tutorials/images/ambush_5_left.jpg' -> `../opencv-contrib/modules/ximgproc/tutorials/images/ambush_5_left.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/tutorials/images/09.jpg' -> `../opencv-contrib/modules/ximgproc/tutorials/images/09.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/tutorials/images/01.jpg' -> `../opencv-contrib/modules/ximgproc/tutorials/images/01.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/tutorials/images/ambush_5_bm_with_filter.png' -> `../opencv-contrib/modules/ximgproc/tutorials/images/ambush_5_bm_with_filter.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/tutorials/images/10.jpg' -> `../opencv-contrib/modules/ximgproc/tutorials/images/10.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/tutorials/images/ambush_5_bm.png' -> `../opencv-contrib/modules/ximgproc/tutorials/images/ambush_5_bm.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/tutorials/images/02.jpg' -> `../opencv-contrib/modules/ximgproc/tutorials/images/02.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/tutorials/images/11.jpg' -> `../opencv-contrib/modules/ximgproc/tutorials/images/11.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/tutorials/images/ambush_5_right.jpg' -> `../opencv-contrib/modules/ximgproc/tutorials/images/ambush_5_right.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/tutorials/images/04.jpg' -> `../opencv-contrib/modules/ximgproc/tutorials/images/04.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/tutorials/images/03.jpg' -> `../opencv-contrib/modules/ximgproc/tutorials/images/03.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/tutorials/images/08.jpg' -> `../opencv-contrib/modules/ximgproc/tutorials/images/08.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/test/test_thinning.cpp' -> `../opencv-contrib/modules/ximgproc/test/test_thinning.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/test/test_weighted_median_filter.cpp' -> `../opencv-contrib/modules/ximgproc/test/test_weighted_median_filter.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/test/test_fld.cpp' -> `../opencv-contrib/modules/ximgproc/test/test_fld.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/test/test_precomp.hpp' -> `../opencv-contrib/modules/ximgproc/test/test_precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/test/test_sparse_match_interpolator.cpp' -> `../opencv-contrib/modules/ximgproc/test/test_sparse_match_interpolator.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/test/test_adaptive_manifold.cpp' -> `../opencv-contrib/modules/ximgproc/test/test_adaptive_manifold.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/test/test_ridge_detection_filter.cpp' -> `../opencv-contrib/modules/ximgproc/test/test_ridge_detection_filter.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/test/test_disparity_wls_filter.cpp' -> `../opencv-contrib/modules/ximgproc/test/test_disparity_wls_filter.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/test/test_adaptive_manifold_ref_impl.cpp' -> `../opencv-contrib/modules/ximgproc/test/test_adaptive_manifold_ref_impl.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/test/test_domain_transform.cpp' -> `../opencv-contrib/modules/ximgproc/test/test_domain_transform.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/test/test_fast_hough_transform.cpp' -> `../opencv-contrib/modules/ximgproc/test/test_fast_hough_transform.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/test/test_structured_edge_detection.cpp' -> `../opencv-contrib/modules/ximgproc/test/test_structured_edge_detection.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/test/test_guided_filter.cpp' -> `../opencv-contrib/modules/ximgproc/test/test_guided_filter.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/test/test_bilateral_texture_filter.cpp' -> `../opencv-contrib/modules/ximgproc/test/test_bilateral_texture_filter.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/test/test_rolling_guidance_filter.cpp' -> `../opencv-contrib/modules/ximgproc/test/test_rolling_guidance_filter.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/test/test_joint_bilateral_filter.cpp' -> `../opencv-contrib/modules/ximgproc/test/test_joint_bilateral_filter.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/test/test_main.cpp' -> `../opencv-contrib/modules/ximgproc/test/test_main.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/test/test_l0_smooth.cpp' -> `../opencv-contrib/modules/ximgproc/test/test_l0_smooth.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/test/test_anisodiff.cpp' -> `../opencv-contrib/modules/ximgproc/test/test_anisodiff.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/test/test_fgs_filter.cpp' -> `../opencv-contrib/modules/ximgproc/test/test_fgs_filter.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/perf/perf_precomp.hpp' -> `../opencv-contrib/modules/ximgproc/perf/perf_precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/perf/perf_guided_filter.cpp' -> `../opencv-contrib/modules/ximgproc/perf/perf_guided_filter.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/perf/perf_rolling_guidance_filter.cpp' -> `../opencv-contrib/modules/ximgproc/perf/perf_rolling_guidance_filter.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/perf/perf_domain_transform.cpp' -> `../opencv-contrib/modules/ximgproc/perf/perf_domain_transform.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/perf/perf_weighted_median_filter.cpp' -> `../opencv-contrib/modules/ximgproc/perf/perf_weighted_median_filter.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/perf/pref_joint_bilateral_filter.cpp' -> `../opencv-contrib/modules/ximgproc/perf/pref_joint_bilateral_filter.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/perf/perf_fgs_filter.cpp' -> `../opencv-contrib/modules/ximgproc/perf/perf_fgs_filter.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/perf/perf_main.cpp' -> `../opencv-contrib/modules/ximgproc/perf/perf_main.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/perf/perf_ridge_detection_filter.cpp' -> `../opencv-contrib/modules/ximgproc/perf/perf_ridge_detection_filter.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/perf/perf_bilateral_texture_filter.cpp' -> `../opencv-contrib/modules/ximgproc/perf/perf_bilateral_texture_filter.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/perf/perf_adaptive_manifold.cpp' -> `../opencv-contrib/modules/ximgproc/perf/perf_adaptive_manifold.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/perf/perf_fast_hough_transform.cpp' -> `../opencv-contrib/modules/ximgproc/perf/perf_fast_hough_transform.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/perf/perf_disparity_wls_filter.cpp' -> `../opencv-contrib/modules/ximgproc/perf/perf_disparity_wls_filter.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/perf/perf_l0_smooth.cpp' -> `../opencv-contrib/modules/ximgproc/perf/perf_l0_smooth.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/doc/ximgproc.bib' -> `../opencv-contrib/modules/ximgproc/doc/ximgproc.bib'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/doc/pics/superpixels_lsc.png' -> `../opencv-contrib/modules/ximgproc/doc/pics/superpixels_lsc.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/doc/pics/superpixels_slic.png' -> `../opencv-contrib/modules/ximgproc/doc/pics/superpixels_slic.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/doc/pics/superpixels_blocks2.png' -> `../opencv-contrib/modules/ximgproc/doc/pics/superpixels_blocks2.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/doc/pics/superpixels_demo.png' -> `../opencv-contrib/modules/ximgproc/doc/pics/superpixels_demo.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/doc/pics/corridor_fld.jpg' -> `../opencv-contrib/modules/ximgproc/doc/pics/corridor_fld.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/doc/pics/superpixels_blocks.png' -> `../opencv-contrib/modules/ximgproc/doc/pics/superpixels_blocks.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/samples/niblack_thresholding.cpp' -> `../opencv-contrib/modules/ximgproc/samples/niblack_thresholding.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/samples/fourier_descriptors_demo.cpp' -> `../opencv-contrib/modules/ximgproc/samples/fourier_descriptors_demo.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/samples/CMakeLists.txt' -> `../opencv-contrib/modules/ximgproc/samples/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/samples/peilin_plane.png' -> `../opencv-contrib/modules/ximgproc/samples/peilin_plane.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/samples/seeds.cpp' -> `../opencv-contrib/modules/ximgproc/samples/seeds.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/samples/selectivesearchsegmentation_demo.cpp' -> `../opencv-contrib/modules/ximgproc/samples/selectivesearchsegmentation_demo.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/samples/polygonstanfordoutput.png' -> `../opencv-contrib/modules/ximgproc/samples/polygonstanfordoutput.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/samples/peilin_shape.png' -> `../opencv-contrib/modules/ximgproc/samples/peilin_shape.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/samples/filterdemo.cpp' -> `../opencv-contrib/modules/ximgproc/samples/filterdemo.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/samples/thinning.cpp' -> `../opencv-contrib/modules/ximgproc/samples/thinning.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/samples/deriche_demo.cpp' -> `../opencv-contrib/modules/ximgproc/samples/deriche_demo.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/samples/disparity_filtering.cpp' -> `../opencv-contrib/modules/ximgproc/samples/disparity_filtering.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/samples/paillou_demo.cpp' -> `../opencv-contrib/modules/ximgproc/samples/paillou_demo.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/samples/fast_hough_transform.cpp' -> `../opencv-contrib/modules/ximgproc/samples/fast_hough_transform.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/samples/fld_lines.cpp' -> `../opencv-contrib/modules/ximgproc/samples/fld_lines.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/samples/findredlinedpolygonfromgooglemaps.py' -> `../opencv-contrib/modules/ximgproc/samples/findredlinedpolygonfromgooglemaps.py'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/samples/brightedgesexample.cpp' -> `../opencv-contrib/modules/ximgproc/samples/brightedgesexample.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/samples/selectivesearchsegmentation_demo.py' -> `../opencv-contrib/modules/ximgproc/samples/selectivesearchsegmentation_demo.py'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/samples/edgeboxes_demo.cpp' -> `../opencv-contrib/modules/ximgproc/samples/edgeboxes_demo.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/samples/stanford.png' -> `../opencv-contrib/modules/ximgproc/samples/stanford.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/samples/structured_edge_detection.cpp' -> `../opencv-contrib/modules/ximgproc/samples/structured_edge_detection.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/samples/peilin.cpp' -> `../opencv-contrib/modules/ximgproc/samples/peilin.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/samples/slic.cpp' -> `../opencv-contrib/modules/ximgproc/samples/slic.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/samples/live_demo.cpp' -> `../opencv-contrib/modules/ximgproc/samples/live_demo.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/samples/graphsegmentation_demo.cpp' -> `../opencv-contrib/modules/ximgproc/samples/graphsegmentation_demo.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ximgproc/samples/edgeboxes_demo.py' -> `../opencv-contrib/modules/ximgproc/samples/edgeboxes_demo.py'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/CMakeLists.txt' -> `../opencv-contrib/modules/datasets/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/README.md' -> `../opencv-contrib/modules/datasets/README.md'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/src/or_sun.cpp' -> `../opencv-contrib/modules/datasets/src/or_sun.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/src/is_bsds.cpp' -> `../opencv-contrib/modules/datasets/src/is_bsds.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/src/hpe_parse.cpp' -> `../opencv-contrib/modules/datasets/src/hpe_parse.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/src/msm_middlebury.cpp' -> `../opencv-contrib/modules/datasets/src/msm_middlebury.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/src/pd_inria.cpp' -> `../opencv-contrib/modules/datasets/src/pd_inria.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/src/util.cpp' -> `../opencv-contrib/modules/datasets/src/util.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/src/tr_chars.cpp' -> `../opencv-contrib/modules/datasets/src/tr_chars.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/src/track_vot.cpp' -> `../opencv-contrib/modules/datasets/src/track_vot.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/src/or_imagenet.cpp' -> `../opencv-contrib/modules/datasets/src/or_imagenet.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/src/fr_adience.cpp' -> `../opencv-contrib/modules/datasets/src/fr_adience.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/src/or_pascal.cpp' -> `../opencv-contrib/modules/datasets/src/or_pascal.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/src/hpe_humaneva.cpp' -> `../opencv-contrib/modules/datasets/src/hpe_humaneva.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/src/slam_kitti.cpp' -> `../opencv-contrib/modules/datasets/src/slam_kitti.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/src/tr_svt.cpp' -> `../opencv-contrib/modules/datasets/src/tr_svt.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/src/or_mnist.cpp' -> `../opencv-contrib/modules/datasets/src/or_mnist.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/src/track_alov.cpp' -> `../opencv-contrib/modules/datasets/src/track_alov.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/src/ir_robot.cpp' -> `../opencv-contrib/modules/datasets/src/ir_robot.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/src/gr_chalearn.cpp' -> `../opencv-contrib/modules/datasets/src/gr_chalearn.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/src/tr_icdar.cpp' -> `../opencv-contrib/modules/datasets/src/tr_icdar.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/src/ir_affine.cpp' -> `../opencv-contrib/modules/datasets/src/ir_affine.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/src/is_weizmann.cpp' -> `../opencv-contrib/modules/datasets/src/is_weizmann.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/src/fr_lfw.cpp' -> `../opencv-contrib/modules/datasets/src/fr_lfw.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/src/msm_epfl.cpp' -> `../opencv-contrib/modules/datasets/src/msm_epfl.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/src/ar_sports.cpp' -> `../opencv-contrib/modules/datasets/src/ar_sports.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/src/ar_hmdb.cpp' -> `../opencv-contrib/modules/datasets/src/ar_hmdb.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/src/dataset.cpp' -> `../opencv-contrib/modules/datasets/src/dataset.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/src/gr_skig.cpp' -> `../opencv-contrib/modules/datasets/src/gr_skig.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/src/pd_caltech.cpp' -> `../opencv-contrib/modules/datasets/src/pd_caltech.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/src/slam_tumindoor.cpp' -> `../opencv-contrib/modules/datasets/src/slam_tumindoor.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/src/tinyxml2/tinyxml2.cpp' -> `../opencv-contrib/modules/datasets/src/tinyxml2/tinyxml2.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/src/tinyxml2/tinyxml2.h' -> `../opencv-contrib/modules/datasets/src/tinyxml2/tinyxml2.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/include/opencv2/datasets/ar_sports.hpp' -> `../opencv-contrib/modules/datasets/include/opencv2/datasets/ar_sports.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/include/opencv2/datasets/or_pascal.hpp' -> `../opencv-contrib/modules/datasets/include/opencv2/datasets/or_pascal.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/include/opencv2/datasets/hpe_parse.hpp' -> `../opencv-contrib/modules/datasets/include/opencv2/datasets/hpe_parse.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/include/opencv2/datasets/or_mnist.hpp' -> `../opencv-contrib/modules/datasets/include/opencv2/datasets/or_mnist.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/include/opencv2/datasets/dataset.hpp' -> `../opencv-contrib/modules/datasets/include/opencv2/datasets/dataset.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/include/opencv2/datasets/or_imagenet.hpp' -> `../opencv-contrib/modules/datasets/include/opencv2/datasets/or_imagenet.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/include/opencv2/datasets/util.hpp' -> `../opencv-contrib/modules/datasets/include/opencv2/datasets/util.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/include/opencv2/datasets/tr_chars.hpp' -> `../opencv-contrib/modules/datasets/include/opencv2/datasets/tr_chars.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/include/opencv2/datasets/slam_kitti.hpp' -> `../opencv-contrib/modules/datasets/include/opencv2/datasets/slam_kitti.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/include/opencv2/datasets/tr_icdar.hpp' -> `../opencv-contrib/modules/datasets/include/opencv2/datasets/tr_icdar.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/include/opencv2/datasets/ir_robot.hpp' -> `../opencv-contrib/modules/datasets/include/opencv2/datasets/ir_robot.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/include/opencv2/datasets/or_sun.hpp' -> `../opencv-contrib/modules/datasets/include/opencv2/datasets/or_sun.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/include/opencv2/datasets/ir_affine.hpp' -> `../opencv-contrib/modules/datasets/include/opencv2/datasets/ir_affine.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/include/opencv2/datasets/is_weizmann.hpp' -> `../opencv-contrib/modules/datasets/include/opencv2/datasets/is_weizmann.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/include/opencv2/datasets/gr_skig.hpp' -> `../opencv-contrib/modules/datasets/include/opencv2/datasets/gr_skig.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/include/opencv2/datasets/pd_inria.hpp' -> `../opencv-contrib/modules/datasets/include/opencv2/datasets/pd_inria.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/include/opencv2/datasets/ar_hmdb.hpp' -> `../opencv-contrib/modules/datasets/include/opencv2/datasets/ar_hmdb.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/include/opencv2/datasets/msm_epfl.hpp' -> `../opencv-contrib/modules/datasets/include/opencv2/datasets/msm_epfl.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/include/opencv2/datasets/pd_caltech.hpp' -> `../opencv-contrib/modules/datasets/include/opencv2/datasets/pd_caltech.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/include/opencv2/datasets/msm_middlebury.hpp' -> `../opencv-contrib/modules/datasets/include/opencv2/datasets/msm_middlebury.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/include/opencv2/datasets/gr_chalearn.hpp' -> `../opencv-contrib/modules/datasets/include/opencv2/datasets/gr_chalearn.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/include/opencv2/datasets/fr_lfw.hpp' -> `../opencv-contrib/modules/datasets/include/opencv2/datasets/fr_lfw.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/include/opencv2/datasets/fr_adience.hpp' -> `../opencv-contrib/modules/datasets/include/opencv2/datasets/fr_adience.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/include/opencv2/datasets/hpe_humaneva.hpp' -> `../opencv-contrib/modules/datasets/include/opencv2/datasets/hpe_humaneva.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/include/opencv2/datasets/is_bsds.hpp' -> `../opencv-contrib/modules/datasets/include/opencv2/datasets/is_bsds.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/include/opencv2/datasets/tr_svt.hpp' -> `../opencv-contrib/modules/datasets/include/opencv2/datasets/tr_svt.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/include/opencv2/datasets/track_alov.hpp' -> `../opencv-contrib/modules/datasets/include/opencv2/datasets/track_alov.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/include/opencv2/datasets/track_vot.hpp' -> `../opencv-contrib/modules/datasets/include/opencv2/datasets/track_vot.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/include/opencv2/datasets/slam_tumindoor.hpp' -> `../opencv-contrib/modules/datasets/include/opencv2/datasets/slam_tumindoor.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/samples/or_sun.cpp' -> `../opencv-contrib/modules/datasets/samples/or_sun.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/samples/is_bsds.cpp' -> `../opencv-contrib/modules/datasets/samples/is_bsds.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/samples/hpe_parse.cpp' -> `../opencv-contrib/modules/datasets/samples/hpe_parse.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/samples/tr_chars_benchmark.cpp' -> `../opencv-contrib/modules/datasets/samples/tr_chars_benchmark.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/samples/msm_middlebury.cpp' -> `../opencv-contrib/modules/datasets/samples/msm_middlebury.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/samples/pd_inria.cpp' -> `../opencv-contrib/modules/datasets/samples/pd_inria.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/samples/tr_chars.cpp' -> `../opencv-contrib/modules/datasets/samples/tr_chars.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/samples/track_vot.cpp' -> `../opencv-contrib/modules/datasets/samples/track_vot.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/samples/or_imagenet.cpp' -> `../opencv-contrib/modules/datasets/samples/or_imagenet.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/samples/fr_adience.cpp' -> `../opencv-contrib/modules/datasets/samples/fr_adience.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/samples/or_pascal.cpp' -> `../opencv-contrib/modules/datasets/samples/or_pascal.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/samples/hpe_humaneva.cpp' -> `../opencv-contrib/modules/datasets/samples/hpe_humaneva.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/samples/fr_lfw_benchmark.cpp' -> `../opencv-contrib/modules/datasets/samples/fr_lfw_benchmark.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/samples/slam_kitti.cpp' -> `../opencv-contrib/modules/datasets/samples/slam_kitti.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/samples/tr_svt.cpp' -> `../opencv-contrib/modules/datasets/samples/tr_svt.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/samples/or_mnist.cpp' -> `../opencv-contrib/modules/datasets/samples/or_mnist.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/samples/ir_robot.cpp' -> `../opencv-contrib/modules/datasets/samples/ir_robot.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/samples/gr_chalearn.cpp' -> `../opencv-contrib/modules/datasets/samples/gr_chalearn.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/samples/tr_icdar.cpp' -> `../opencv-contrib/modules/datasets/samples/tr_icdar.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/samples/ir_affine.cpp' -> `../opencv-contrib/modules/datasets/samples/ir_affine.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/samples/is_weizmann.cpp' -> `../opencv-contrib/modules/datasets/samples/is_weizmann.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/samples/fr_lfw.cpp' -> `../opencv-contrib/modules/datasets/samples/fr_lfw.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/samples/msm_epfl.cpp' -> `../opencv-contrib/modules/datasets/samples/msm_epfl.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/samples/ar_sports.cpp' -> `../opencv-contrib/modules/datasets/samples/ar_sports.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/samples/ar_hmdb.cpp' -> `../opencv-contrib/modules/datasets/samples/ar_hmdb.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/samples/ar_hmdb_benchmark.cpp' -> `../opencv-contrib/modules/datasets/samples/ar_hmdb_benchmark.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/samples/tr_svt_benchmark.cpp' -> `../opencv-contrib/modules/datasets/samples/tr_svt_benchmark.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/samples/gr_skig.cpp' -> `../opencv-contrib/modules/datasets/samples/gr_skig.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/samples/pd_caltech.cpp' -> `../opencv-contrib/modules/datasets/samples/pd_caltech.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/samples/slam_tumindoor.cpp' -> `../opencv-contrib/modules/datasets/samples/slam_tumindoor.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/datasets/samples/tr_icdar_benchmark.cpp' -> `../opencv-contrib/modules/datasets/samples/tr_icdar_benchmark.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/CMakeLists.txt' -> `../opencv-contrib/modules/optflow/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/README.md' -> `../opencv-contrib/modules/optflow/README.md'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/src/optical_flow_io.cpp' -> `../opencv-contrib/modules/optflow/src/optical_flow_io.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/src/precomp.hpp' -> `../opencv-contrib/modules/optflow/src/precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/src/sparse_matching_gpc.cpp' -> `../opencv-contrib/modules/optflow/src/sparse_matching_gpc.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/src/motempl.cpp' -> `../opencv-contrib/modules/optflow/src/motempl.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/src/learn_prior.py' -> `../opencv-contrib/modules/optflow/src/learn_prior.py'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/src/dis_flow.cpp' -> `../opencv-contrib/modules/optflow/src/dis_flow.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/src/pcaflow.cpp' -> `../opencv-contrib/modules/optflow/src/pcaflow.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/src/sparsetodenseflow.cpp' -> `../opencv-contrib/modules/optflow/src/sparsetodenseflow.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/src/interfaces.cpp' -> `../opencv-contrib/modules/optflow/src/interfaces.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/src/deepflow.cpp' -> `../opencv-contrib/modules/optflow/src/deepflow.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/src/variational_refinement.cpp' -> `../opencv-contrib/modules/optflow/src/variational_refinement.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/src/simpleflow.cpp' -> `../opencv-contrib/modules/optflow/src/simpleflow.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/src/opencl/dis_flow.cl' -> `../opencv-contrib/modules/optflow/src/opencl/dis_flow.cl'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/src/opencl/sparse_matching_gpc.cl' -> `../opencv-contrib/modules/optflow/src/opencl/sparse_matching_gpc.cl'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/src/opencl/updatemotionhistory.cl' -> `../opencv-contrib/modules/optflow/src/opencl/updatemotionhistory.cl'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/include/opencv2/optflow.hpp' -> `../opencv-contrib/modules/optflow/include/opencv2/optflow.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/include/opencv2/optflow/sparse_matching_gpc.hpp' -> `../opencv-contrib/modules/optflow/include/opencv2/optflow/sparse_matching_gpc.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/include/opencv2/optflow/motempl.hpp' -> `../opencv-contrib/modules/optflow/include/opencv2/optflow/motempl.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/include/opencv2/optflow/pcaflow.hpp' -> `../opencv-contrib/modules/optflow/include/opencv2/optflow/pcaflow.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/test/test_OF_reproducibility.cpp' -> `../opencv-contrib/modules/optflow/test/test_OF_reproducibility.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/test/test_precomp.hpp' -> `../opencv-contrib/modules/optflow/test/test_precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/test/test_motiontemplates.cpp' -> `../opencv-contrib/modules/optflow/test/test_motiontemplates.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/test/test_OF_accuracy.cpp' -> `../opencv-contrib/modules/optflow/test/test_OF_accuracy.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/test/test_main.cpp' -> `../opencv-contrib/modules/optflow/test/test_main.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/test/ocl/test_dis.cpp' -> `../opencv-contrib/modules/optflow/test/ocl/test_dis.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/test/ocl/test_motempl.cpp' -> `../opencv-contrib/modules/optflow/test/ocl/test_motempl.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/perf/perf_precomp.hpp' -> `../opencv-contrib/modules/optflow/perf/perf_precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/perf/perf_disflow.cpp' -> `../opencv-contrib/modules/optflow/perf/perf_disflow.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/perf/perf_deepflow.cpp' -> `../opencv-contrib/modules/optflow/perf/perf_deepflow.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/perf/perf_main.cpp' -> `../opencv-contrib/modules/optflow/perf/perf_main.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/perf/perf_variational_refinement.cpp' -> `../opencv-contrib/modules/optflow/perf/perf_variational_refinement.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/perf/opencl/perf_dis_optflow.cpp' -> `../opencv-contrib/modules/optflow/perf/opencl/perf_dis_optflow.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/doc/optflow.bib' -> `../opencv-contrib/modules/optflow/doc/optflow.bib'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/samples/dis_opticalflow.cpp' -> `../opencv-contrib/modules/optflow/samples/dis_opticalflow.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/samples/motempl.cpp' -> `../opencv-contrib/modules/optflow/samples/motempl.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/samples/simpleflow_demo.cpp' -> `../opencv-contrib/modules/optflow/samples/simpleflow_demo.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/samples/pcaflow_demo.cpp' -> `../opencv-contrib/modules/optflow/samples/pcaflow_demo.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/samples/motempl.py' -> `../opencv-contrib/modules/optflow/samples/motempl.py'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/samples/gpc_evaluate.cpp' -> `../opencv-contrib/modules/optflow/samples/gpc_evaluate.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/samples/gpc_train_middlebury.py' -> `../opencv-contrib/modules/optflow/samples/gpc_train_middlebury.py'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/samples/optical_flow_evaluation.cpp' -> `../opencv-contrib/modules/optflow/samples/optical_flow_evaluation.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/samples/optical_flow_benchmark.py' -> `../opencv-contrib/modules/optflow/samples/optical_flow_benchmark.py'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/samples/gpc_train_sintel.py' -> `../opencv-contrib/modules/optflow/samples/gpc_train_sintel.py'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/optflow/samples/gpc_train.cpp' -> `../opencv-contrib/modules/optflow/samples/gpc_train.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cnn_3dobj/CMakeLists.txt' -> `../opencv-contrib/modules/cnn_3dobj/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cnn_3dobj/README.md' -> `../opencv-contrib/modules/cnn_3dobj/README.md'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cnn_3dobj/FindGlog.cmake' -> `../opencv-contrib/modules/cnn_3dobj/FindGlog.cmake'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cnn_3dobj/FindCaffe.cmake' -> `../opencv-contrib/modules/cnn_3dobj/FindCaffe.cmake'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cnn_3dobj/src/precomp.hpp' -> `../opencv-contrib/modules/cnn_3dobj/src/precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cnn_3dobj/src/cnn_feature.cpp' -> `../opencv-contrib/modules/cnn_3dobj/src/cnn_feature.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cnn_3dobj/src/cnn_sphereview.cpp' -> `../opencv-contrib/modules/cnn_3dobj/src/cnn_sphereview.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cnn_3dobj/include/opencv2/cnn_3dobj.hpp' -> `../opencv-contrib/modules/cnn_3dobj/include/opencv2/cnn_3dobj.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cnn_3dobj/testdata/cv/3d_triplet_testIMG.prototxt' -> `../opencv-contrib/modules/cnn_3dobj/testdata/cv/3d_triplet_testIMG.prototxt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cnn_3dobj/testdata/cv/4_78.png' -> `../opencv-contrib/modules/cnn_3dobj/testdata/cv/4_78.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cnn_3dobj/testdata/cv/caffemodel_list.txt' -> `../opencv-contrib/modules/cnn_3dobj/testdata/cv/caffemodel_list.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cnn_3dobj/testdata/cv/3d_triplet_iter_30000.caffemodel' -> `../opencv-contrib/modules/cnn_3dobj/testdata/cv/3d_triplet_iter_30000.caffemodel'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cnn_3dobj/tutorials/table_of_content_cnn_3dobj.markdown' -> `../opencv-contrib/modules/cnn_3dobj/tutorials/table_of_content_cnn_3dobj.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cnn_3dobj/tutorials/data_generation/data_generation.markdown' -> `../opencv-contrib/modules/cnn_3dobj/tutorials/data_generation/data_generation.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cnn_3dobj/tutorials/feature_classification/classify.markdown' -> `../opencv-contrib/modules/cnn_3dobj/tutorials/feature_classification/classify.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cnn_3dobj/tutorials/model_analysis/model_analysis.markdown' -> `../opencv-contrib/modules/cnn_3dobj/tutorials/model_analysis/model_analysis.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cnn_3dobj/test/test_cnn_3dobj_feature_extract.cpp' -> `../opencv-contrib/modules/cnn_3dobj/test/test_cnn_3dobj_feature_extract.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cnn_3dobj/test/test_precomp.hpp' -> `../opencv-contrib/modules/cnn_3dobj/test/test_precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cnn_3dobj/test/test_main.cpp' -> `../opencv-contrib/modules/cnn_3dobj/test/test_main.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cnn_3dobj/doc/cnn_3dobj.bib' -> `../opencv-contrib/modules/cnn_3dobj/doc/cnn_3dobj.bib'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cnn_3dobj/samples/datagen_front.sh' -> `../opencv-contrib/modules/cnn_3dobj/samples/datagen_front.sh'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cnn_3dobj/samples/model_analysis.cpp' -> `../opencv-contrib/modules/cnn_3dobj/samples/model_analysis.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cnn_3dobj/samples/video.cpp' -> `../opencv-contrib/modules/cnn_3dobj/samples/video.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cnn_3dobj/samples/classify.cpp' -> `../opencv-contrib/modules/cnn_3dobj/samples/classify.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cnn_3dobj/samples/datagen_back.sh' -> `../opencv-contrib/modules/cnn_3dobj/samples/datagen_back.sh'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cnn_3dobj/samples/sphereview_data.cpp' -> `../opencv-contrib/modules/cnn_3dobj/samples/sphereview_data.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cnn_3dobj/samples/featstore.sh' -> `../opencv-contrib/modules/cnn_3dobj/samples/featstore.sh'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cnn_3dobj/samples/datagen_all.sh' -> `../opencv-contrib/modules/cnn_3dobj/samples/datagen_all.sh'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cnn_3dobj/samples/data/label_all.txt' -> `../opencv-contrib/modules/cnn_3dobj/samples/data/label_all.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cnn_3dobj/samples/data/3Dmodel/bunny.ply' -> `../opencv-contrib/modules/cnn_3dobj/samples/data/3Dmodel/bunny.ply'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cnn_3dobj/samples/data/3Dmodel/plane.ply' -> `../opencv-contrib/modules/cnn_3dobj/samples/data/3Dmodel/plane.ply'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cnn_3dobj/samples/data/3Dmodel/ant.ply' -> `../opencv-contrib/modules/cnn_3dobj/samples/data/3Dmodel/ant.ply'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cnn_3dobj/samples/data/3Dmodel/horse.ply' -> `../opencv-contrib/modules/cnn_3dobj/samples/data/3Dmodel/horse.ply'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cnn_3dobj/samples/data/3Dmodel/ape.ply' -> `../opencv-contrib/modules/cnn_3dobj/samples/data/3Dmodel/ape.ply'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cnn_3dobj/samples/data/3Dmodel/cow.ply' -> `../opencv-contrib/modules/cnn_3dobj/samples/data/3Dmodel/cow.ply'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/cnn_3dobj/samples/data/images_mean/triplet_mean.binaryproto' -> `../opencv-contrib/modules/cnn_3dobj/samples/data/images_mean/triplet_mean.binaryproto'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xobjdetect/CMakeLists.txt' -> `../opencv-contrib/modules/xobjdetect/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xobjdetect/README.md' -> `../opencv-contrib/modules/xobjdetect/README.md'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xobjdetect/src/waldboost.cpp' -> `../opencv-contrib/modules/xobjdetect/src/waldboost.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xobjdetect/src/cascadeclassifier.h' -> `../opencv-contrib/modules/xobjdetect/src/cascadeclassifier.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xobjdetect/src/precomp.hpp' -> `../opencv-contrib/modules/xobjdetect/src/precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xobjdetect/src/feature_evaluator.hpp' -> `../opencv-contrib/modules/xobjdetect/src/feature_evaluator.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xobjdetect/src/feature_evaluator.cpp' -> `../opencv-contrib/modules/xobjdetect/src/feature_evaluator.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xobjdetect/src/wbdetector.hpp' -> `../opencv-contrib/modules/xobjdetect/src/wbdetector.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xobjdetect/src/wbdetector.cpp' -> `../opencv-contrib/modules/xobjdetect/src/wbdetector.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xobjdetect/src/lbpfeatures.cpp' -> `../opencv-contrib/modules/xobjdetect/src/lbpfeatures.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xobjdetect/src/waldboost.hpp' -> `../opencv-contrib/modules/xobjdetect/src/waldboost.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xobjdetect/src/lbpfeatures.h' -> `../opencv-contrib/modules/xobjdetect/src/lbpfeatures.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xobjdetect/include/opencv2/xobjdetect.hpp' -> `../opencv-contrib/modules/xobjdetect/include/opencv2/xobjdetect.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xobjdetect/doc/xobjdetect.bib' -> `../opencv-contrib/modules/xobjdetect/doc/xobjdetect.bib'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xobjdetect/tools/CMakeLists.txt' -> `../opencv-contrib/modules/xobjdetect/tools/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xobjdetect/tools/waldboost_detector/CMakeLists.txt' -> `../opencv-contrib/modules/xobjdetect/tools/waldboost_detector/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xobjdetect/tools/waldboost_detector/waldboost_detector.cpp' -> `../opencv-contrib/modules/xobjdetect/tools/waldboost_detector/waldboost_detector.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/phase_unwrapping/CMakeLists.txt' -> `../opencv-contrib/modules/phase_unwrapping/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/phase_unwrapping/README.md' -> `../opencv-contrib/modules/phase_unwrapping/README.md'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/phase_unwrapping/src/precomp.hpp' -> `../opencv-contrib/modules/phase_unwrapping/src/precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/phase_unwrapping/src/histogramphaseunwrapping.cpp' -> `../opencv-contrib/modules/phase_unwrapping/src/histogramphaseunwrapping.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/phase_unwrapping/include/opencv2/phase_unwrapping.hpp' -> `../opencv-contrib/modules/phase_unwrapping/include/opencv2/phase_unwrapping.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/phase_unwrapping/include/opencv2/phase_unwrapping/phase_unwrapping.hpp' -> `../opencv-contrib/modules/phase_unwrapping/include/opencv2/phase_unwrapping/phase_unwrapping.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/phase_unwrapping/include/opencv2/phase_unwrapping/histogramphaseunwrapping.hpp' -> `../opencv-contrib/modules/phase_unwrapping/include/opencv2/phase_unwrapping/histogramphaseunwrapping.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/phase_unwrapping/tutorials/phase_unwrapping.markdown' -> `../opencv-contrib/modules/phase_unwrapping/tutorials/phase_unwrapping.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/phase_unwrapping/tutorials/unwrap/unwrap.markdown' -> `../opencv-contrib/modules/phase_unwrapping/tutorials/unwrap/unwrap.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/phase_unwrapping/test/test_precomp.hpp' -> `../opencv-contrib/modules/phase_unwrapping/test/test_precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/phase_unwrapping/test/test_main.cpp' -> `../opencv-contrib/modules/phase_unwrapping/test/test_main.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/phase_unwrapping/test/test_unwrapping.cpp' -> `../opencv-contrib/modules/phase_unwrapping/test/test_unwrapping.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/phase_unwrapping/doc/phase_unwrapping.bib' -> `../opencv-contrib/modules/phase_unwrapping/doc/phase_unwrapping.bib'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/phase_unwrapping/samples/unwrap.cpp' -> `../opencv-contrib/modules/phase_unwrapping/samples/unwrap.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/fuzzy/CMakeLists.txt' -> `../opencv-contrib/modules/fuzzy/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/fuzzy/README.md' -> `../opencv-contrib/modules/fuzzy/README.md'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/fuzzy/src/fuzzy_F0_math.cpp' -> `../opencv-contrib/modules/fuzzy/src/fuzzy_F0_math.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/fuzzy/src/precomp.hpp' -> `../opencv-contrib/modules/fuzzy/src/precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/fuzzy/src/fuzzy_F1_math.cpp' -> `../opencv-contrib/modules/fuzzy/src/fuzzy_F1_math.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/fuzzy/src/fuzzy_image.cpp' -> `../opencv-contrib/modules/fuzzy/src/fuzzy_image.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/fuzzy/include/opencv2/fuzzy.hpp' -> `../opencv-contrib/modules/fuzzy/include/opencv2/fuzzy.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/fuzzy/include/opencv2/fuzzy/fuzzy_F0_math.hpp' -> `../opencv-contrib/modules/fuzzy/include/opencv2/fuzzy/fuzzy_F0_math.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/fuzzy/include/opencv2/fuzzy/types.hpp' -> `../opencv-contrib/modules/fuzzy/include/opencv2/fuzzy/types.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/fuzzy/include/opencv2/fuzzy/fuzzy_F1_math.hpp' -> `../opencv-contrib/modules/fuzzy/include/opencv2/fuzzy/fuzzy_F1_math.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/fuzzy/include/opencv2/fuzzy/fuzzy_image.hpp' -> `../opencv-contrib/modules/fuzzy/include/opencv2/fuzzy/fuzzy_image.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/fuzzy/tutorials/fuzzy.markdown' -> `../opencv-contrib/modules/fuzzy/tutorials/fuzzy.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/fuzzy/tutorials/filtering/filtering.markdown' -> `../opencv-contrib/modules/fuzzy/tutorials/filtering/filtering.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/fuzzy/tutorials/filtering/images/fuzzy_filt_output.jpg' -> `../opencv-contrib/modules/fuzzy/tutorials/filtering/images/fuzzy_filt_output.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/fuzzy/tutorials/inpainting/inpainting.markdown' -> `../opencv-contrib/modules/fuzzy/tutorials/inpainting/inpainting.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/fuzzy/tutorials/inpainting/images/fuzzy_inp_output.jpg' -> `../opencv-contrib/modules/fuzzy/tutorials/inpainting/images/fuzzy_inp_output.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/fuzzy/tutorials/inpainting/images/fuzzy_inp_input.jpg' -> `../opencv-contrib/modules/fuzzy/tutorials/inpainting/images/fuzzy_inp_input.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/fuzzy/tutorials/theory/theory.markdown' -> `../opencv-contrib/modules/fuzzy/tutorials/theory/theory.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/fuzzy/tutorials/theory/images/fuzzy_pixel_view.jpg' -> `../opencv-contrib/modules/fuzzy/tutorials/theory/images/fuzzy_pixel_view.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/fuzzy/tutorials/theory/images/fuzzy_BF_view.jpg' -> `../opencv-contrib/modules/fuzzy/tutorials/theory/images/fuzzy_BF_view.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/fuzzy/test/test_image.cpp' -> `../opencv-contrib/modules/fuzzy/test/test_image.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/fuzzy/test/test_precomp.hpp' -> `../opencv-contrib/modules/fuzzy/test/test_precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/fuzzy/test/test_f1.cpp' -> `../opencv-contrib/modules/fuzzy/test/test_f1.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/fuzzy/test/test_main.cpp' -> `../opencv-contrib/modules/fuzzy/test/test_main.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/fuzzy/test/test_f0.cpp' -> `../opencv-contrib/modules/fuzzy/test/test_f0.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/fuzzy/doc/fuzzy.bib' -> `../opencv-contrib/modules/fuzzy/doc/fuzzy.bib'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/fuzzy/samples/input.png' -> `../opencv-contrib/modules/fuzzy/samples/input.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/fuzzy/samples/mask3.png' -> `../opencv-contrib/modules/fuzzy/samples/mask3.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/fuzzy/samples/mask2.png' -> `../opencv-contrib/modules/fuzzy/samples/mask2.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/fuzzy/samples/mask1.png' -> `../opencv-contrib/modules/fuzzy/samples/mask1.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/fuzzy/samples/fuzzy_filtering.cpp' -> `../opencv-contrib/modules/fuzzy/samples/fuzzy_filtering.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/fuzzy/samples/fuzzy_inpainting.cpp' -> `../opencv-contrib/modules/fuzzy/samples/fuzzy_inpainting.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/freetype/CMakeLists.txt' -> `../opencv-contrib/modules/freetype/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/freetype/README.md' -> `../opencv-contrib/modules/freetype/README.md'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/freetype/src/precomp.hpp' -> `../opencv-contrib/modules/freetype/src/precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/freetype/src/freetype.cpp' -> `../opencv-contrib/modules/freetype/src/freetype.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/freetype/include/opencv2/freetype.hpp' -> `../opencv-contrib/modules/freetype/include/opencv2/freetype.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hfs/CMakeLists.txt' -> `../opencv-contrib/modules/hfs/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hfs/README.md' -> `../opencv-contrib/modules/hfs/README.md'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hfs/src/precomp.hpp' -> `../opencv-contrib/modules/hfs/src/precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hfs/src/hfs.cpp' -> `../opencv-contrib/modules/hfs/src/hfs.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hfs/src/hfs_core.hpp' -> `../opencv-contrib/modules/hfs/src/hfs_core.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hfs/src/hfs_core.cpp' -> `../opencv-contrib/modules/hfs/src/hfs_core.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hfs/src/slic/slic.hpp' -> `../opencv-contrib/modules/hfs/src/slic/slic.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hfs/src/slic/gslic_engine.cpp' -> `../opencv-contrib/modules/hfs/src/slic/gslic_engine.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hfs/src/slic/slic.cpp' -> `../opencv-contrib/modules/hfs/src/slic/slic.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hfs/src/merge/merge.hpp' -> `../opencv-contrib/modules/hfs/src/merge/merge.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hfs/src/merge/merge.cpp' -> `../opencv-contrib/modules/hfs/src/merge/merge.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hfs/src/magnitude/magnitude.hpp' -> `../opencv-contrib/modules/hfs/src/magnitude/magnitude.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hfs/src/magnitude/magnitude.cpp' -> `../opencv-contrib/modules/hfs/src/magnitude/magnitude.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hfs/src/or_utils/or_memory_block.hpp' -> `../opencv-contrib/modules/hfs/src/or_utils/or_memory_block.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hfs/src/or_utils/or_vector.hpp' -> `../opencv-contrib/modules/hfs/src/or_utils/or_vector.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hfs/src/or_utils/or_image.hpp' -> `../opencv-contrib/modules/hfs/src/or_utils/or_image.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hfs/src/or_utils/or_types.hpp' -> `../opencv-contrib/modules/hfs/src/or_utils/or_types.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hfs/src/cuda/magnitude.cu' -> `../opencv-contrib/modules/hfs/src/cuda/magnitude.cu'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hfs/src/cuda/gslic_seg_engine_gpu.cu' -> `../opencv-contrib/modules/hfs/src/cuda/gslic_seg_engine_gpu.cu'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hfs/include/opencv2/hfs.hpp' -> `../opencv-contrib/modules/hfs/include/opencv2/hfs.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hfs/doc/hfs.bib' -> `../opencv-contrib/modules/hfs/doc/hfs.bib'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hfs/samples/CMakeLists.txt' -> `../opencv-contrib/modules/hfs/samples/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hfs/samples/example.cpp' -> `../opencv-contrib/modules/hfs/samples/example.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hfs/samples/data/002.jpg' -> `../opencv-contrib/modules/hfs/samples/data/002.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hfs/samples/data/001.jpg' -> `../opencv-contrib/modules/hfs/samples/data/001.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hfs/samples/data/000.jpg' -> `../opencv-contrib/modules/hfs/samples/data/000.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hdf/CMakeLists.txt' -> `../opencv-contrib/modules/hdf/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hdf/README.md' -> `../opencv-contrib/modules/hdf/README.md'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hdf/src/precomp.hpp' -> `../opencv-contrib/modules/hdf/src/precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hdf/src/hdf5.cpp' -> `../opencv-contrib/modules/hdf/src/hdf5.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hdf/include/opencv2/hdf.hpp' -> `../opencv-contrib/modules/hdf/include/opencv2/hdf.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hdf/include/opencv2/hdf/hdf5.hpp' -> `../opencv-contrib/modules/hdf/include/opencv2/hdf/hdf5.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hdf/tutorials/table_of_content_hdf.markdown' -> `../opencv-contrib/modules/hdf/tutorials/table_of_content_hdf.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hdf/tutorials/read_write_attributes/read_write_attributes.markdown' -> `../opencv-contrib/modules/hdf/tutorials/read_write_attributes/read_write_attributes.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hdf/tutorials/create_read_write_dataset/create_read_write_dataset.markdown' -> `../opencv-contrib/modules/hdf/tutorials/create_read_write_dataset/create_read_write_dataset.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hdf/tutorials/create_groups/how_to_create_groups.markdown' -> `../opencv-contrib/modules/hdf/tutorials/create_groups/how_to_create_groups.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hdf/test/test_precomp.hpp' -> `../opencv-contrib/modules/hdf/test/test_precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hdf/test/test_main.cpp' -> `../opencv-contrib/modules/hdf/test/test_main.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hdf/test/test_hdf5.cpp' -> `../opencv-contrib/modules/hdf/test/test_hdf5.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hdf/doc/pics/attributes-file.png' -> `../opencv-contrib/modules/hdf/doc/pics/attributes-file.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hdf/doc/pics/create_groups.png' -> `../opencv-contrib/modules/hdf/doc/pics/create_groups.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hdf/doc/pics/root_group_single_channel.png' -> `../opencv-contrib/modules/hdf/doc/pics/root_group_single_channel.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hdf/doc/pics/hdfview_demo.gif' -> `../opencv-contrib/modules/hdf/doc/pics/hdfview_demo.gif'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hdf/doc/pics/two_channels.png' -> `../opencv-contrib/modules/hdf/doc/pics/two_channels.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hdf/doc/pics/single_channel.png' -> `../opencv-contrib/modules/hdf/doc/pics/single_channel.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hdf/doc/pics/attributes-details.png' -> `../opencv-contrib/modules/hdf/doc/pics/attributes-details.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hdf/samples/create_read_write_datasets.cpp' -> `../opencv-contrib/modules/hdf/samples/create_read_write_datasets.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hdf/samples/read_write_attributes.cpp' -> `../opencv-contrib/modules/hdf/samples/read_write_attributes.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/hdf/samples/create_groups.cpp' -> `../opencv-contrib/modules/hdf/samples/create_groups.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/CMakeLists.txt' -> `../opencv-contrib/modules/face/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/README.md' -> `../opencv-contrib/modules/face/README.md'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/src/face_utils.hpp' -> `../opencv-contrib/modules/face/src/face_utils.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/src/lbph_faces.cpp' -> `../opencv-contrib/modules/face/src/lbph_faces.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/src/face_alignment.cpp' -> `../opencv-contrib/modules/face/src/face_alignment.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/src/facemarkAAM.cpp' -> `../opencv-contrib/modules/face/src/facemarkAAM.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/src/facemark.cpp' -> `../opencv-contrib/modules/face/src/facemark.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/src/precomp.hpp' -> `../opencv-contrib/modules/face/src/precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/src/eigen_faces.cpp' -> `../opencv-contrib/modules/face/src/eigen_faces.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/src/getlandmarks.cpp' -> `../opencv-contrib/modules/face/src/getlandmarks.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/src/mace.cpp' -> `../opencv-contrib/modules/face/src/mace.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/src/face_alignmentimpl.hpp' -> `../opencv-contrib/modules/face/src/face_alignmentimpl.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/src/bif.cpp' -> `../opencv-contrib/modules/face/src/bif.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/src/predict_collector.cpp' -> `../opencv-contrib/modules/face/src/predict_collector.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/src/regtree.cpp' -> `../opencv-contrib/modules/face/src/regtree.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/src/face_basic.cpp' -> `../opencv-contrib/modules/face/src/face_basic.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/src/facerec.cpp' -> `../opencv-contrib/modules/face/src/facerec.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/src/fisher_faces.cpp' -> `../opencv-contrib/modules/face/src/fisher_faces.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/src/facemarkLBF.cpp' -> `../opencv-contrib/modules/face/src/facemarkLBF.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/src/trainFacemark.cpp' -> `../opencv-contrib/modules/face/src/trainFacemark.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/include/opencv2/face.hpp' -> `../opencv-contrib/modules/face/include/opencv2/face.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/include/opencv2/face/facemarkAAM.hpp' -> `../opencv-contrib/modules/face/include/opencv2/face/facemarkAAM.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/include/opencv2/face/face_alignment.hpp' -> `../opencv-contrib/modules/face/include/opencv2/face/face_alignment.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/include/opencv2/face/facemarkLBF.hpp' -> `../opencv-contrib/modules/face/include/opencv2/face/facemarkLBF.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/include/opencv2/face/mace.hpp' -> `../opencv-contrib/modules/face/include/opencv2/face/mace.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/include/opencv2/face/bif.hpp' -> `../opencv-contrib/modules/face/include/opencv2/face/bif.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/include/opencv2/face/facemark_train.hpp' -> `../opencv-contrib/modules/face/include/opencv2/face/facemark_train.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/include/opencv2/face/predict_collector.hpp' -> `../opencv-contrib/modules/face/include/opencv2/face/predict_collector.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/include/opencv2/face/facemark.hpp' -> `../opencv-contrib/modules/face/include/opencv2/face/facemark.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/include/opencv2/face/facerec.hpp' -> `../opencv-contrib/modules/face/include/opencv2/face/facerec.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/tutorials/face_tutorial.markdown' -> `../opencv-contrib/modules/face/tutorials/face_tutorial.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/tutorials/facemark_tutorial.markdown' -> `../opencv-contrib/modules/face/tutorials/facemark_tutorial.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/tutorials/facemark_usage/facemark_usage.markdown' -> `../opencv-contrib/modules/face/tutorials/facemark_usage/facemark_usage.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/tutorials/facemark_aam/facemark_aam.markdown' -> `../opencv-contrib/modules/face/tutorials/facemark_aam/facemark_aam.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/tutorials/face_recognition/face_tutorial.markdown' -> `../opencv-contrib/modules/face/tutorials/face_recognition/face_tutorial.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/tutorials/face_recognition/img/fisherfaces_opencv.png' -> `../opencv-contrib/modules/face/tutorials/face_recognition/img/fisherfaces_opencv.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/tutorials/face_recognition/img/fisherface_reconstruction_opencv.png' -> `../opencv-contrib/modules/face/tutorials/face_recognition/img/fisherface_reconstruction_opencv.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/tutorials/face_recognition/img/eigenface_reconstruction_opencv.png' -> `../opencv-contrib/modules/face/tutorials/face_recognition/img/eigenface_reconstruction_opencv.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/tutorials/face_recognition/img/eigenfaces_opencv.png' -> `../opencv-contrib/modules/face/tutorials/face_recognition/img/eigenfaces_opencv.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/tutorials/face_recognition/img/at_database_small_sample_size.png' -> `../opencv-contrib/modules/face/tutorials/face_recognition/img/at_database_small_sample_size.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/tutorials/face_recognition/img/lbp/lbp.png' -> `../opencv-contrib/modules/face/tutorials/face_recognition/img/lbp/lbp.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/tutorials/face_recognition/img/lbp/lbp_yale.jpg' -> `../opencv-contrib/modules/face/tutorials/face_recognition/img/lbp/lbp_yale.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/tutorials/face_recognition/img/lbp/patterns.png' -> `../opencv-contrib/modules/face/tutorials/face_recognition/img/lbp/patterns.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/tutorials/face_recognition/facerec_video/facerec_video.png' -> `../opencv-contrib/modules/face/tutorials/face_recognition/facerec_video/facerec_video.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/tutorials/face_recognition/gender_classification/arnie_20_20_70_70.jpg' -> `../opencv-contrib/modules/face/tutorials/face_recognition/gender_classification/arnie_20_20_70_70.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/tutorials/face_recognition/gender_classification/clooney_set.png' -> `../opencv-contrib/modules/face/tutorials/face_recognition/gender_classification/clooney_set.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/tutorials/face_recognition/gender_classification/arnie_20_20_200_200.jpg' -> `../opencv-contrib/modules/face/tutorials/face_recognition/gender_classification/arnie_20_20_200_200.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/tutorials/face_recognition/gender_classification/arnie_10_10_200_200.jpg' -> `../opencv-contrib/modules/face/tutorials/face_recognition/gender_classification/arnie_10_10_200_200.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/tutorials/face_recognition/gender_classification/fisherface_0.png' -> `../opencv-contrib/modules/face/tutorials/face_recognition/gender_classification/fisherface_0.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/tutorials/face_recognition/gender_classification/mean.png' -> `../opencv-contrib/modules/face/tutorials/face_recognition/gender_classification/mean.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/tutorials/face_recognition/gender_classification/arnie_30_30_200_200.jpg' -> `../opencv-contrib/modules/face/tutorials/face_recognition/gender_classification/arnie_30_30_200_200.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/tutorials/face_recognition/gender_classification/fisherface_reconstruction_0.png' -> `../opencv-contrib/modules/face/tutorials/face_recognition/gender_classification/fisherface_reconstruction_0.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/tutorials/face_landmark/face_landmark_trainer.markdown' -> `../opencv-contrib/modules/face/tutorials/face_landmark/face_landmark_trainer.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/tutorials/face_landmark/face_landmark_video.markdown' -> `../opencv-contrib/modules/face/tutorials/face_landmark/face_landmark_video.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/tutorials/face_landmark/face_landmark_detection.markdown' -> `../opencv-contrib/modules/face/tutorials/face_landmark/face_landmark_detection.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/tutorials/face_landmark/sample_face_swapping.markdown' -> `../opencv-contrib/modules/face/tutorials/face_landmark/sample_face_swapping.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/tutorials/face_landmark/images/train.png' -> `../opencv-contrib/modules/face/tutorials/face_landmark/images/train.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/tutorials/face_landmark/images/face_swapped.jpg' -> `../opencv-contrib/modules/face/tutorials/face_landmark/images/face_swapped.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/tutorials/face_landmark/images/3.jpg' -> `../opencv-contrib/modules/face/tutorials/face_landmark/images/3.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/tutorials/face_landmark/images/230501201_1.jpg' -> `../opencv-contrib/modules/face/tutorials/face_landmark/images/230501201_1.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/tutorials/face_landmark/images/ab-1.jpg' -> `../opencv-contrib/modules/face/tutorials/face_landmark/images/ab-1.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/tutorials/face_landmark/images/test.png' -> `../opencv-contrib/modules/face/tutorials/face_landmark/images/test.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/tutorials/face_landmark/images/d.png' -> `../opencv-contrib/modules/face/tutorials/face_landmark/images/d.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/tutorials/face_landmark/images/train1.png' -> `../opencv-contrib/modules/face/tutorials/face_landmark/images/train1.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/tutorials/face_landmark/images/227943776_1.jpg' -> `../opencv-contrib/modules/face/tutorials/face_landmark/images/227943776_1.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/tutorials/face_landmark/images/ab.jpg' -> `../opencv-contrib/modules/face/tutorials/face_landmark/images/ab.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/tutorials/face_landmark/images/facereg.jpg' -> `../opencv-contrib/modules/face/tutorials/face_landmark/images/facereg.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/tutorials/face_landmark/images/2.jpg' -> `../opencv-contrib/modules/face/tutorials/face_landmark/images/2.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/tutorials/facemark_add_algorithm/facemark_add_algorithm.markdown' -> `../opencv-contrib/modules/face/tutorials/facemark_add_algorithm/facemark_add_algorithm.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/misc/java/gen_dict.json' -> `../opencv-contrib/modules/face/misc/java/gen_dict.json'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/test/test_mace.cpp' -> `../opencv-contrib/modules/face/test/test_mace.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/test/test_loadsave.cpp' -> `../opencv-contrib/modules/face/test/test_loadsave.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/test/test_precomp.hpp' -> `../opencv-contrib/modules/face/test/test_precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/test/test_facemark_aam.cpp' -> `../opencv-contrib/modules/face/test/test_facemark_aam.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/test/test_bif.cpp' -> `../opencv-contrib/modules/face/test/test_bif.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/test/test_main.cpp' -> `../opencv-contrib/modules/face/test/test_main.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/test/test_facemark_lbf.cpp' -> `../opencv-contrib/modules/face/test/test_facemark_lbf.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/test/test_facemark.cpp' -> `../opencv-contrib/modules/face/test/test_facemark.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/test/test_face_align.cpp' -> `../opencv-contrib/modules/face/test/test_face_align.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/doc/face.bib' -> `../opencv-contrib/modules/face/doc/face.bib'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/doc/changelog.markdown' -> `../opencv-contrib/modules/face/doc/changelog.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/data/cascades/haarcascade_mcs_mouth.xml' -> `../opencv-contrib/modules/face/data/cascades/haarcascade_mcs_mouth.xml'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/data/cascades/haarcascade_mcs_upperbody.xml' -> `../opencv-contrib/modules/face/data/cascades/haarcascade_mcs_upperbody.xml'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/data/cascades/haarcascade_mcs_rightear.xml' -> `../opencv-contrib/modules/face/data/cascades/haarcascade_mcs_rightear.xml'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/data/cascades/haarcascade_mcs_righteye.xml' -> `../opencv-contrib/modules/face/data/cascades/haarcascade_mcs_righteye.xml'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/data/cascades/haarcascade_mcs_leftear.xml' -> `../opencv-contrib/modules/face/data/cascades/haarcascade_mcs_leftear.xml'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/data/cascades/haarcascade_mcs_eyepair_big.xml' -> `../opencv-contrib/modules/face/data/cascades/haarcascade_mcs_eyepair_big.xml'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/data/cascades/haarcascade_mcs_righteye_alt.xml' -> `../opencv-contrib/modules/face/data/cascades/haarcascade_mcs_righteye_alt.xml'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/data/cascades/haarcascade_mcs_eyepair_small.xml' -> `../opencv-contrib/modules/face/data/cascades/haarcascade_mcs_eyepair_small.xml'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/data/cascades/haarcascade_mcs_nose.xml' -> `../opencv-contrib/modules/face/data/cascades/haarcascade_mcs_nose.xml'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/data/cascades/haarcascade_mcs_lefteye_alt.xml' -> `../opencv-contrib/modules/face/data/cascades/haarcascade_mcs_lefteye_alt.xml'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/data/cascades/haarcascade_mcs_lefteye.xml' -> `../opencv-contrib/modules/face/data/cascades/haarcascade_mcs_lefteye.xml'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/samples/facemark_demo_aam.cpp' -> `../opencv-contrib/modules/face/samples/facemark_demo_aam.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/samples/sample_train_landmark_detector.cpp' -> `../opencv-contrib/modules/face/samples/sample_train_landmark_detector.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/samples/CMakeLists.txt' -> `../opencv-contrib/modules/face/samples/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/samples/facerec_fisherfaces.cpp' -> `../opencv-contrib/modules/face/samples/facerec_fisherfaces.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/samples/samplewriteconfigfile.cpp' -> `../opencv-contrib/modules/face/samples/samplewriteconfigfile.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/samples/sample_train_landmark_detector2.cpp' -> `../opencv-contrib/modules/face/samples/sample_train_landmark_detector2.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/samples/facerec_save_load.cpp' -> `../opencv-contrib/modules/face/samples/facerec_save_load.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/samples/sample_face_swapping.cpp' -> `../opencv-contrib/modules/face/samples/sample_face_swapping.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/samples/facerec_demo.cpp' -> `../opencv-contrib/modules/face/samples/facerec_demo.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/samples/facerec_eigenfaces.cpp' -> `../opencv-contrib/modules/face/samples/facerec_eigenfaces.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/samples/sample_config_file.xml' -> `../opencv-contrib/modules/face/samples/sample_config_file.xml'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/samples/sampleDetectLandmarks.cpp' -> `../opencv-contrib/modules/face/samples/sampleDetectLandmarks.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/samples/facerec_lbph.cpp' -> `../opencv-contrib/modules/face/samples/facerec_lbph.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/samples/facerec_video.cpp' -> `../opencv-contrib/modules/face/samples/facerec_video.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/samples/facemark_lbf_fitting.cpp' -> `../opencv-contrib/modules/face/samples/facemark_lbf_fitting.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/samples/Facemark.java' -> `../opencv-contrib/modules/face/samples/Facemark.java'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/samples/mace_webcam.cpp' -> `../opencv-contrib/modules/face/samples/mace_webcam.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/samples/facemark_demo_lbf.cpp' -> `../opencv-contrib/modules/face/samples/facemark_demo_lbf.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/samples/sampleDetectLandmarksvideo.cpp' -> `../opencv-contrib/modules/face/samples/sampleDetectLandmarksvideo.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/samples/etc/create_csv.py' -> `../opencv-contrib/modules/face/samples/etc/create_csv.py'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/samples/etc/at.txt' -> `../opencv-contrib/modules/face/samples/etc/at.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/face/samples/etc/crop_face.py' -> `../opencv-contrib/modules/face/samples/etc/crop_face.py'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/CMakeLists.txt' -> `../opencv-contrib/modules/xphoto/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/README.md' -> `../opencv-contrib/modules/xphoto/README.md'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/src/bm3d_denoising_transforms.hpp' -> `../opencv-contrib/modules/xphoto/src/bm3d_denoising_transforms.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/src/advanced_types.hpp' -> `../opencv-contrib/modules/xphoto/src/advanced_types.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/src/whs.hpp' -> `../opencv-contrib/modules/xphoto/src/whs.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/src/bm3d_image_denoising.cpp' -> `../opencv-contrib/modules/xphoto/src/bm3d_image_denoising.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/src/bm3d_denoising_transforms_2D.hpp' -> `../opencv-contrib/modules/xphoto/src/bm3d_denoising_transforms_2D.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/src/learning_based_color_balance.cpp' -> `../opencv-contrib/modules/xphoto/src/learning_based_color_balance.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/src/bm3d_denoising_invoker_structs.hpp' -> `../opencv-contrib/modules/xphoto/src/bm3d_denoising_invoker_structs.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/src/kaiser_window.hpp' -> `../opencv-contrib/modules/xphoto/src/kaiser_window.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/src/simple_color_balance.cpp' -> `../opencv-contrib/modules/xphoto/src/simple_color_balance.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/src/photomontage.hpp' -> `../opencv-contrib/modules/xphoto/src/photomontage.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/src/bm3d_denoising_invoker_step1.hpp' -> `../opencv-contrib/modules/xphoto/src/bm3d_denoising_invoker_step1.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/src/blending.hpp' -> `../opencv-contrib/modules/xphoto/src/blending.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/src/dct_image_denoising.cpp' -> `../opencv-contrib/modules/xphoto/src/dct_image_denoising.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/src/grayworld_white_balance.cpp' -> `../opencv-contrib/modules/xphoto/src/grayworld_white_balance.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/src/bm3d_denoising_transforms_1D.hpp' -> `../opencv-contrib/modules/xphoto/src/bm3d_denoising_transforms_1D.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/src/learning_based_color_balance_model.hpp' -> `../opencv-contrib/modules/xphoto/src/learning_based_color_balance_model.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/src/norm2.hpp' -> `../opencv-contrib/modules/xphoto/src/norm2.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/src/gcgraph.hpp' -> `../opencv-contrib/modules/xphoto/src/gcgraph.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/src/inpainting.cpp' -> `../opencv-contrib/modules/xphoto/src/inpainting.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/src/annf.hpp' -> `../opencv-contrib/modules/xphoto/src/annf.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/src/bm3d_denoising_transforms_haar.hpp' -> `../opencv-contrib/modules/xphoto/src/bm3d_denoising_transforms_haar.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/src/bm3d_denoising_invoker_step2.hpp' -> `../opencv-contrib/modules/xphoto/src/bm3d_denoising_invoker_step2.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/src/bm3d_denoising_invoker_commons.hpp' -> `../opencv-contrib/modules/xphoto/src/bm3d_denoising_invoker_commons.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/include/opencv2/xphoto.hpp' -> `../opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/include/opencv2/xphoto/dct_image_denoising.hpp' -> `../opencv-contrib/modules/xphoto/include/opencv2/xphoto/dct_image_denoising.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/include/opencv2/xphoto/white_balance.hpp' -> `../opencv-contrib/modules/xphoto/include/opencv2/xphoto/white_balance.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/include/opencv2/xphoto/bm3d_image_denoising.hpp' -> `../opencv-contrib/modules/xphoto/include/opencv2/xphoto/bm3d_image_denoising.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/include/opencv2/xphoto/inpainting.hpp' -> `../opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/tutorials/training_white_balance.markdown' -> `../opencv-contrib/modules/xphoto/tutorials/training_white_balance.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/test/test_precomp.hpp' -> `../opencv-contrib/modules/xphoto/test/test_precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/test/simple_color_balance.cpp' -> `../opencv-contrib/modules/xphoto/test/simple_color_balance.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/test/test_grayworld.cpp' -> `../opencv-contrib/modules/xphoto/test/test_grayworld.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/test/test_learning_based_color_balance.cpp' -> `../opencv-contrib/modules/xphoto/test/test_learning_based_color_balance.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/test/test_denoise_bm3d.cpp' -> `../opencv-contrib/modules/xphoto/test/test_denoise_bm3d.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/test/dct_image_denoising.cpp' -> `../opencv-contrib/modules/xphoto/test/dct_image_denoising.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/test/test_main.cpp' -> `../opencv-contrib/modules/xphoto/test/test_main.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/perf/perf_precomp.hpp' -> `../opencv-contrib/modules/xphoto/perf/perf_precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/perf/perf_grayworld.cpp' -> `../opencv-contrib/modules/xphoto/perf/perf_grayworld.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/perf/perf_learning_based_color_balance.cpp' -> `../opencv-contrib/modules/xphoto/perf/perf_learning_based_color_balance.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/perf/perf_main.cpp' -> `../opencv-contrib/modules/xphoto/perf/perf_main.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/doc/xphoto.bib' -> `../opencv-contrib/modules/xphoto/doc/xphoto.bib'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/samples/bm3d_image_denoising.cpp' -> `../opencv-contrib/modules/xphoto/samples/bm3d_image_denoising.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/samples/color_balance.cpp' -> `../opencv-contrib/modules/xphoto/samples/color_balance.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/samples/color_balance_benchmark.py' -> `../opencv-contrib/modules/xphoto/samples/color_balance_benchmark.py'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/samples/dct_image_denoising.cpp' -> `../opencv-contrib/modules/xphoto/samples/dct_image_denoising.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/samples/inpainting.cpp' -> `../opencv-contrib/modules/xphoto/samples/inpainting.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/xphoto/samples/learn_color_balance.py' -> `../opencv-contrib/modules/xphoto/samples/learn_color_balance.py'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/CMakeLists.txt' -> `../opencv-contrib/modules/text/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/README.md' -> `../opencv-contrib/modules/text/README.md'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/text_config.hpp.in' -> `../opencv-contrib/modules/text/text_config.hpp.in'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/src/ocr_hmm_decoder.cpp' -> `../opencv-contrib/modules/text/src/ocr_hmm_decoder.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/src/text_detectorCNN.cpp' -> `../opencv-contrib/modules/text/src/text_detectorCNN.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/src/erfilter.cpp' -> `../opencv-contrib/modules/text/src/erfilter.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/src/precomp.hpp' -> `../opencv-contrib/modules/text/src/precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/src/ocr_tesseract.cpp' -> `../opencv-contrib/modules/text/src/ocr_tesseract.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/src/ocr_holistic.cpp' -> `../opencv-contrib/modules/text/src/ocr_holistic.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/src/ocr_beamsearch_decoder.cpp' -> `../opencv-contrib/modules/text/src/ocr_beamsearch_decoder.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/include/opencv2/text.hpp' -> `../opencv-contrib/modules/text/include/opencv2/text.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/include/opencv2/text/erfilter.hpp' -> `../opencv-contrib/modules/text/include/opencv2/text/erfilter.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/include/opencv2/text/ocr.hpp' -> `../opencv-contrib/modules/text/include/opencv2/text/ocr.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/include/opencv2/text/textDetector.hpp' -> `../opencv-contrib/modules/text/include/opencv2/text/textDetector.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/cmake/FindTesseract.cmake' -> `../opencv-contrib/modules/text/cmake/FindTesseract.cmake'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/tutorials/table_of_content_text.markdown' -> `../opencv-contrib/modules/text/tutorials/table_of_content_text.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/tutorials/install_tesseract/install_tesseract.markdown' -> `../opencv-contrib/modules/text/tutorials/install_tesseract/install_tesseract.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/test/test_detection.cpp' -> `../opencv-contrib/modules/text/test/test_detection.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/test/test_precomp.hpp' -> `../opencv-contrib/modules/text/test/test_precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/test/test_main.cpp' -> `../opencv-contrib/modules/text/test/test_main.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/doc/text.bib' -> `../opencv-contrib/modules/text/doc/text.bib'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/doc/pics/component_tree.png' -> `../opencv-contrib/modules/text/doc/pics/component_tree.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/samples/text_recognition_cnn.cpp' -> `../opencv-contrib/modules/text/samples/text_recognition_cnn.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/samples/scenetext_segmented_word02_mask.png' -> `../opencv-contrib/modules/text/samples/scenetext_segmented_word02_mask.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/samples/textdetection.cpp' -> `../opencv-contrib/modules/text/samples/textdetection.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/samples/scenetext_char01.jpg' -> `../opencv-contrib/modules/text/samples/scenetext_char01.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/samples/scenetext02.jpg' -> `../opencv-contrib/modules/text/samples/scenetext02.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/samples/character_recognition.cpp' -> `../opencv-contrib/modules/text/samples/character_recognition.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/samples/dictnet_demo.cpp' -> `../opencv-contrib/modules/text/samples/dictnet_demo.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/samples/OCRHMM_knn_model_data.xml.gz' -> `../opencv-contrib/modules/text/samples/OCRHMM_knn_model_data.xml.gz'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/samples/textdetection.py' -> `../opencv-contrib/modules/text/samples/textdetection.py'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/samples/textbox_demo.cpp' -> `../opencv-contrib/modules/text/samples/textbox_demo.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/samples/cropped_word_recognition.cpp' -> `../opencv-contrib/modules/text/samples/cropped_word_recognition.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/samples/scenetext_char03.jpg' -> `../opencv-contrib/modules/text/samples/scenetext_char03.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/samples/scenetext_word04.jpg' -> `../opencv-contrib/modules/text/samples/scenetext_word04.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/samples/scenetext_segmented_word01.jpg' -> `../opencv-contrib/modules/text/samples/scenetext_segmented_word01.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/samples/textbox.prototxt' -> `../opencv-contrib/modules/text/samples/textbox.prototxt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/samples/deeptextdetection.py' -> `../opencv-contrib/modules/text/samples/deeptextdetection.py'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/samples/scenetext_word03.jpg' -> `../opencv-contrib/modules/text/samples/scenetext_word03.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/samples/scenetext_segmented_word04.jpg' -> `../opencv-contrib/modules/text/samples/scenetext_segmented_word04.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/samples/scenetext_segmented_word03.jpg' -> `../opencv-contrib/modules/text/samples/scenetext_segmented_word03.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/samples/scenetext_word01.jpg' -> `../opencv-contrib/modules/text/samples/scenetext_word01.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/samples/scenetext04.jpg' -> `../opencv-contrib/modules/text/samples/scenetext04.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/samples/OCRHMM_transitions_table.xml' -> `../opencv-contrib/modules/text/samples/OCRHMM_transitions_table.xml'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/samples/detect_er_chars.py' -> `../opencv-contrib/modules/text/samples/detect_er_chars.py'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/samples/scenetext_segmented_word01_mask.png' -> `../opencv-contrib/modules/text/samples/scenetext_segmented_word01_mask.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/samples/scenetext_segmented_word02.jpg' -> `../opencv-contrib/modules/text/samples/scenetext_segmented_word02.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/samples/segmented_word_recognition.cpp' -> `../opencv-contrib/modules/text/samples/segmented_word_recognition.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/samples/scenetext05.jpg' -> `../opencv-contrib/modules/text/samples/scenetext05.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/samples/trained_classifierNM2.xml' -> `../opencv-contrib/modules/text/samples/trained_classifierNM2.xml'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/samples/OCRBeamSearch_CNN_model_data.xml.gz' -> `../opencv-contrib/modules/text/samples/OCRBeamSearch_CNN_model_data.xml.gz'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/samples/scenetext_segmented_word03_mask.png' -> `../opencv-contrib/modules/text/samples/scenetext_segmented_word03_mask.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/samples/scenetext01.jpg' -> `../opencv-contrib/modules/text/samples/scenetext01.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/samples/scenetext03.jpg' -> `../opencv-contrib/modules/text/samples/scenetext03.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/samples/end_to_end_recognition.cpp' -> `../opencv-contrib/modules/text/samples/end_to_end_recognition.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/samples/scenetext_char02.jpg' -> `../opencv-contrib/modules/text/samples/scenetext_char02.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/samples/scenetext06.jpg' -> `../opencv-contrib/modules/text/samples/scenetext06.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/samples/scenetext_segmented_word04_mask.png' -> `../opencv-contrib/modules/text/samples/scenetext_segmented_word04_mask.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/samples/trained_classifierNM1.xml' -> `../opencv-contrib/modules/text/samples/trained_classifierNM1.xml'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/samples/webcam_demo.cpp' -> `../opencv-contrib/modules/text/samples/webcam_demo.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/samples/scenetext_segmented_word05.jpg' -> `../opencv-contrib/modules/text/samples/scenetext_segmented_word05.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/samples/trained_classifier_erGrouping.xml' -> `../opencv-contrib/modules/text/samples/trained_classifier_erGrouping.xml'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/samples/scenetext_segmented_word05_mask.png' -> `../opencv-contrib/modules/text/samples/scenetext_segmented_word05_mask.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/text/samples/scenetext_word02.jpg' -> `../opencv-contrib/modules/text/samples/scenetext_word02.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnns_easily_fooled/download_sferes.sh' -> `../opencv-contrib/modules/dnns_easily_fooled/download_sferes.sh'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnns_easily_fooled/README.md' -> `../opencv-contrib/modules/dnns_easily_fooled/README.md'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnns_easily_fooled/download_caffe_evolutionary_algorithm.sh' -> `../opencv-contrib/modules/dnns_easily_fooled/download_caffe_evolutionary_algorithm.sh'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnns_easily_fooled/download_caffe_gradient_ascent.sh' -> `../opencv-contrib/modules/dnns_easily_fooled/download_caffe_gradient_ascent.sh'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnns_easily_fooled/.gitignore' -> `../opencv-contrib/modules/dnns_easily_fooled/.gitignore'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnns_easily_fooled/Installation_Guide.pdf' -> `../opencv-contrib/modules/dnns_easily_fooled/Installation_Guide.pdf'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnns_easily_fooled/model/hen_256.png' -> `../opencv-contrib/modules/dnns_easily_fooled/model/hen_256.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnns_easily_fooled/model/image_list.txt' -> `../opencv-contrib/modules/dnns_easily_fooled/model/image_list.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnns_easily_fooled/model/imagenet_deploy_image_memory_data.prototxt' -> `../opencv-contrib/modules/dnns_easily_fooled/model/imagenet_deploy_image_memory_data.prototxt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnns_easily_fooled/model/lenet/lenet_iter_10000' -> `../opencv-contrib/modules/dnns_easily_fooled/model/lenet/lenet_iter_10000'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnns_easily_fooled/model/lenet/mnist_sample_image.png' -> `../opencv-contrib/modules/dnns_easily_fooled/model/lenet/mnist_sample_image.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnns_easily_fooled/model/lenet/mnist_mean.binaryproto' -> `../opencv-contrib/modules/dnns_easily_fooled/model/lenet/mnist_mean.binaryproto'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnns_easily_fooled/model/lenet/mnist_image_list.txt' -> `../opencv-contrib/modules/dnns_easily_fooled/model/lenet/mnist_image_list.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/dnns_easily_fooled/model/lenet/lenet_image_memory_data.prototxt' -> `../opencv-contrib/modules/dnns_easily_fooled/model/lenet/lenet_image_memory_data.prototxt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/saliency/CMakeLists.txt' -> `../opencv-contrib/modules/saliency/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/saliency/README.md' -> `../opencv-contrib/modules/saliency/README.md'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/saliency/src/motionSaliencyBinWangApr2014.cpp' -> `../opencv-contrib/modules/saliency/src/motionSaliencyBinWangApr2014.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/saliency/src/saliency.cpp' -> `../opencv-contrib/modules/saliency/src/saliency.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/saliency/src/precomp.hpp' -> `../opencv-contrib/modules/saliency/src/precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/saliency/src/motionSaliency.cpp' -> `../opencv-contrib/modules/saliency/src/motionSaliency.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/saliency/src/staticSaliency.cpp' -> `../opencv-contrib/modules/saliency/src/staticSaliency.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/saliency/src/staticSaliencyFineGrained.cpp' -> `../opencv-contrib/modules/saliency/src/staticSaliencyFineGrained.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/saliency/src/staticSaliencySpectralResidual.cpp' -> `../opencv-contrib/modules/saliency/src/staticSaliencySpectralResidual.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/saliency/src/objectness.cpp' -> `../opencv-contrib/modules/saliency/src/objectness.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/saliency/src/BING/objectnessBING.cpp' -> `../opencv-contrib/modules/saliency/src/BING/objectnessBING.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/saliency/src/BING/CmShow.hpp' -> `../opencv-contrib/modules/saliency/src/BING/CmShow.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/saliency/src/BING/CmShow.cpp' -> `../opencv-contrib/modules/saliency/src/BING/CmShow.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/saliency/src/BING/CmTimer.hpp' -> `../opencv-contrib/modules/saliency/src/BING/CmTimer.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/saliency/src/BING/kyheader.hpp' -> `../opencv-contrib/modules/saliency/src/BING/kyheader.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/saliency/src/BING/FilterTIG.cpp' -> `../opencv-contrib/modules/saliency/src/BING/FilterTIG.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/saliency/src/BING/ValStructVec.cpp' -> `../opencv-contrib/modules/saliency/src/BING/ValStructVec.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/saliency/src/BING/CmFile.cpp' -> `../opencv-contrib/modules/saliency/src/BING/CmFile.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/saliency/src/BING/CmFile.hpp' -> `../opencv-contrib/modules/saliency/src/BING/CmFile.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/saliency/include/opencv2/saliency.hpp' -> `../opencv-contrib/modules/saliency/include/opencv2/saliency.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/saliency/include/opencv2/saliency/saliencySpecializedClasses.hpp' -> `../opencv-contrib/modules/saliency/include/opencv2/saliency/saliencySpecializedClasses.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/saliency/include/opencv2/saliency/saliencyBaseClasses.hpp' -> `../opencv-contrib/modules/saliency/include/opencv2/saliency/saliencyBaseClasses.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/saliency/doc/saliency.bib' -> `../opencv-contrib/modules/saliency/doc/saliency.bib'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/saliency/doc/pics/saliency.png' -> `../opencv-contrib/modules/saliency/doc/pics/saliency.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/saliency/samples/computeSaliency.cpp' -> `../opencv-contrib/modules/saliency/samples/computeSaliency.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/saliency/samples/ObjectnessTrainedModel/ObjNessB2W8MAXBGR.idx.yml.gz' -> `../opencv-contrib/modules/saliency/samples/ObjectnessTrainedModel/ObjNessB2W8MAXBGR.idx.yml.gz'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/saliency/samples/ObjectnessTrainedModel/ObjNessB2W8HSV.wS2.yml.gz' -> `../opencv-contrib/modules/saliency/samples/ObjectnessTrainedModel/ObjNessB2W8HSV.wS2.yml.gz'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/saliency/samples/ObjectnessTrainedModel/ObjNessB2W8HSV.wS1.yml.gz' -> `../opencv-contrib/modules/saliency/samples/ObjectnessTrainedModel/ObjNessB2W8HSV.wS1.yml.gz'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/saliency/samples/ObjectnessTrainedModel/ObjNessB2W8I.wS2.yml.gz' -> `../opencv-contrib/modules/saliency/samples/ObjectnessTrainedModel/ObjNessB2W8I.wS2.yml.gz'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/saliency/samples/ObjectnessTrainedModel/ObjNessB2W8I.wS1.yml.gz' -> `../opencv-contrib/modules/saliency/samples/ObjectnessTrainedModel/ObjNessB2W8I.wS1.yml.gz'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/saliency/samples/ObjectnessTrainedModel/ObjNessB2W8MAXBGR.wS1.yml.gz' -> `../opencv-contrib/modules/saliency/samples/ObjectnessTrainedModel/ObjNessB2W8MAXBGR.wS1.yml.gz'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/saliency/samples/ObjectnessTrainedModel/ObjNessB2W8MAXBGR.wS2.yml.gz' -> `../opencv-contrib/modules/saliency/samples/ObjectnessTrainedModel/ObjNessB2W8MAXBGR.wS2.yml.gz'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/saliency/samples/ObjectnessTrainedModel/ObjNessB2W8I.idx.yml.gz' -> `../opencv-contrib/modules/saliency/samples/ObjectnessTrainedModel/ObjNessB2W8I.idx.yml.gz'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/saliency/samples/ObjectnessTrainedModel/ObjNessB2W8HSV.idx.yml.gz' -> `../opencv-contrib/modules/saliency/samples/ObjectnessTrainedModel/ObjNessB2W8HSV.idx.yml.gz'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/rgbd/CMakeLists.txt' -> `../opencv-contrib/modules/rgbd/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/rgbd/README.md' -> `../opencv-contrib/modules/rgbd/README.md'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/rgbd/src/depth_registration.cpp' -> `../opencv-contrib/modules/rgbd/src/depth_registration.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/rgbd/src/depth_to_3d.cpp' -> `../opencv-contrib/modules/rgbd/src/depth_to_3d.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/rgbd/src/depth_cleaner.cpp' -> `../opencv-contrib/modules/rgbd/src/depth_cleaner.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/rgbd/src/precomp.hpp' -> `../opencv-contrib/modules/rgbd/src/precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/rgbd/src/utils.h' -> `../opencv-contrib/modules/rgbd/src/utils.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/rgbd/src/normal_lut.i' -> `../opencv-contrib/modules/rgbd/src/normal_lut.i'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/rgbd/src/utils.cpp' -> `../opencv-contrib/modules/rgbd/src/utils.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/rgbd/src/normal.cpp' -> `../opencv-contrib/modules/rgbd/src/normal.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/rgbd/src/linemod.cpp' -> `../opencv-contrib/modules/rgbd/src/linemod.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/rgbd/src/odometry.cpp' -> `../opencv-contrib/modules/rgbd/src/odometry.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/rgbd/src/depth_to_3d.h' -> `../opencv-contrib/modules/rgbd/src/depth_to_3d.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/rgbd/src/plane.cpp' -> `../opencv-contrib/modules/rgbd/src/plane.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/rgbd/include/opencv2/rgbd.hpp' -> `../opencv-contrib/modules/rgbd/include/opencv2/rgbd.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/rgbd/include/opencv2/rgbd/linemod.hpp' -> `../opencv-contrib/modules/rgbd/include/opencv2/rgbd/linemod.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/rgbd/misc/python/pyopencv_linemod.hpp' -> `../opencv-contrib/modules/rgbd/misc/python/pyopencv_linemod.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/rgbd/test/test_odometry.cpp' -> `../opencv-contrib/modules/rgbd/test/test_odometry.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/rgbd/test/test_precomp.hpp' -> `../opencv-contrib/modules/rgbd/test/test_precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/rgbd/test/test_utils.cpp' -> `../opencv-contrib/modules/rgbd/test/test_utils.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/rgbd/test/test_registration.cpp' -> `../opencv-contrib/modules/rgbd/test/test_registration.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/rgbd/test/test_main.cpp' -> `../opencv-contrib/modules/rgbd/test/test_main.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/rgbd/test/test_normal.cpp' -> `../opencv-contrib/modules/rgbd/test/test_normal.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/rgbd/samples/odometry_evaluation.cpp' -> `../opencv-contrib/modules/rgbd/samples/odometry_evaluation.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/rgbd/samples/CMakeLists.txt' -> `../opencv-contrib/modules/rgbd/samples/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/rgbd/samples/linemod.cpp' -> `../opencv-contrib/modules/rgbd/samples/linemod.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bgsegm/CMakeLists.txt' -> `../opencv-contrib/modules/bgsegm/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bgsegm/README.md' -> `../opencv-contrib/modules/bgsegm/README.md'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bgsegm/src/precomp.hpp' -> `../opencv-contrib/modules/bgsegm/src/precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bgsegm/src/bgfg_subcnt.cpp' -> `../opencv-contrib/modules/bgsegm/src/bgfg_subcnt.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bgsegm/src/bgfg_gmg.cpp' -> `../opencv-contrib/modules/bgsegm/src/bgfg_gmg.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bgsegm/src/bgfg_gsoc.cpp' -> `../opencv-contrib/modules/bgsegm/src/bgfg_gsoc.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bgsegm/src/synthetic_seq.cpp' -> `../opencv-contrib/modules/bgsegm/src/synthetic_seq.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bgsegm/src/bgfg_gaussmix.cpp' -> `../opencv-contrib/modules/bgsegm/src/bgfg_gaussmix.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bgsegm/include/opencv2/bgsegm.hpp' -> `../opencv-contrib/modules/bgsegm/include/opencv2/bgsegm.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bgsegm/test/test_precomp.hpp' -> `../opencv-contrib/modules/bgsegm/test/test_precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bgsegm/test/test_main.cpp' -> `../opencv-contrib/modules/bgsegm/test/test_main.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bgsegm/test/test_backgroundsubtractor_lsbp.cpp' -> `../opencv-contrib/modules/bgsegm/test/test_backgroundsubtractor_lsbp.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bgsegm/test/test_backgroundsubtractor_gbh.cpp' -> `../opencv-contrib/modules/bgsegm/test/test_backgroundsubtractor_gbh.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bgsegm/doc/bgsegm.bib' -> `../opencv-contrib/modules/bgsegm/doc/bgsegm.bib'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bgsegm/samples/evaluation.py' -> `../opencv-contrib/modules/bgsegm/samples/evaluation.py'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bgsegm/samples/bgfg.cpp' -> `../opencv-contrib/modules/bgsegm/samples/bgfg.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bgsegm/samples/viz_synthetic_seq.py' -> `../opencv-contrib/modules/bgsegm/samples/viz_synthetic_seq.py'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/bgsegm/samples/viz.py' -> `../opencv-contrib/modules/bgsegm/samples/viz.py'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/img_hash/CMakeLists.txt' -> `../opencv-contrib/modules/img_hash/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/img_hash/README.md' -> `../opencv-contrib/modules/img_hash/README.md'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/img_hash/src/block_mean_hash.cpp' -> `../opencv-contrib/modules/img_hash/src/block_mean_hash.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/img_hash/src/radial_variance_hash.cpp' -> `../opencv-contrib/modules/img_hash/src/radial_variance_hash.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/img_hash/src/precomp.hpp' -> `../opencv-contrib/modules/img_hash/src/precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/img_hash/src/average_hash.cpp' -> `../opencv-contrib/modules/img_hash/src/average_hash.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/img_hash/src/img_hash_base.cpp' -> `../opencv-contrib/modules/img_hash/src/img_hash_base.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/img_hash/src/marr_hildreth_hash.cpp' -> `../opencv-contrib/modules/img_hash/src/marr_hildreth_hash.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/img_hash/src/color_moment_hash.cpp' -> `../opencv-contrib/modules/img_hash/src/color_moment_hash.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/img_hash/src/phash.cpp' -> `../opencv-contrib/modules/img_hash/src/phash.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/img_hash/include/opencv2/img_hash.hpp' -> `../opencv-contrib/modules/img_hash/include/opencv2/img_hash.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/img_hash/include/opencv2/img_hash/radial_variance_hash.hpp' -> `../opencv-contrib/modules/img_hash/include/opencv2/img_hash/radial_variance_hash.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/img_hash/include/opencv2/img_hash/block_mean_hash.hpp' -> `../opencv-contrib/modules/img_hash/include/opencv2/img_hash/block_mean_hash.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/img_hash/include/opencv2/img_hash/average_hash.hpp' -> `../opencv-contrib/modules/img_hash/include/opencv2/img_hash/average_hash.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/img_hash/include/opencv2/img_hash/marr_hildreth_hash.hpp' -> `../opencv-contrib/modules/img_hash/include/opencv2/img_hash/marr_hildreth_hash.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/img_hash/include/opencv2/img_hash/img_hash_base.hpp' -> `../opencv-contrib/modules/img_hash/include/opencv2/img_hash/img_hash_base.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/img_hash/include/opencv2/img_hash/color_moment_hash.hpp' -> `../opencv-contrib/modules/img_hash/include/opencv2/img_hash/color_moment_hash.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/img_hash/include/opencv2/img_hash/phash.hpp' -> `../opencv-contrib/modules/img_hash/include/opencv2/img_hash/phash.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/img_hash/test/test_block_mean_hash.cpp' -> `../opencv-contrib/modules/img_hash/test/test_block_mean_hash.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/img_hash/test/test_radial_variance_hash.cpp' -> `../opencv-contrib/modules/img_hash/test/test_radial_variance_hash.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/img_hash/test/test_precomp.hpp' -> `../opencv-contrib/modules/img_hash/test/test_precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/img_hash/test/test_marr_hildreth_hash.cpp' -> `../opencv-contrib/modules/img_hash/test/test_marr_hildreth_hash.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/img_hash/test/test_average_hash.cpp' -> `../opencv-contrib/modules/img_hash/test/test_average_hash.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/img_hash/test/test_main.cpp' -> `../opencv-contrib/modules/img_hash/test/test_main.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/img_hash/test/test_phash.cpp' -> `../opencv-contrib/modules/img_hash/test/test_phash.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/img_hash/doc/attack_performance.JPG' -> `../opencv-contrib/modules/img_hash/doc/attack_performance.JPG'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/img_hash/doc/hash_comparison_chart.JPG' -> `../opencv-contrib/modules/img_hash/doc/hash_comparison_chart.JPG'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/img_hash/doc/hash_computation_chart.JPG' -> `../opencv-contrib/modules/img_hash/doc/hash_computation_chart.JPG'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/img_hash/doc/img_hash.bib' -> `../opencv-contrib/modules/img_hash/doc/img_hash.bib'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/img_hash/samples/hash_samples.cpp' -> `../opencv-contrib/modules/img_hash/samples/hash_samples.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/stereo/CMakeLists.txt' -> `../opencv-contrib/modules/stereo/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/stereo/README.md' -> `../opencv-contrib/modules/stereo/README.md'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/stereo/src/precomp.hpp' -> `../opencv-contrib/modules/stereo/src/precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/stereo/src/descriptor.cpp' -> `../opencv-contrib/modules/stereo/src/descriptor.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/stereo/src/stereo_binary_sgbm.cpp' -> `../opencv-contrib/modules/stereo/src/stereo_binary_sgbm.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/stereo/src/stereo_binary_bm.cpp' -> `../opencv-contrib/modules/stereo/src/stereo_binary_bm.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/stereo/include/opencv2/stereo.hpp' -> `../opencv-contrib/modules/stereo/include/opencv2/stereo.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/stereo/include/opencv2/stereo/matching.hpp' -> `../opencv-contrib/modules/stereo/include/opencv2/stereo/matching.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/stereo/include/opencv2/stereo/descriptor.hpp' -> `../opencv-contrib/modules/stereo/include/opencv2/stereo/descriptor.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/stereo/include/opencv2/stereo/stereo.hpp' -> `../opencv-contrib/modules/stereo/include/opencv2/stereo/stereo.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/stereo/testdata/imL2l.bmp' -> `../opencv-contrib/modules/stereo/testdata/imL2l.bmp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/stereo/testdata/imL2.bmp' -> `../opencv-contrib/modules/stereo/testdata/imL2.bmp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/stereo/testdata/rezult0.bmp' -> `../opencv-contrib/modules/stereo/testdata/rezult0.bmp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/stereo/testdata/rezult0l.bmp' -> `../opencv-contrib/modules/stereo/testdata/rezult0l.bmp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/stereo/testdata/groundtruth.bmp' -> `../opencv-contrib/modules/stereo/testdata/groundtruth.bmp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/stereo/testdata/imgKitty.bmp' -> `../opencv-contrib/modules/stereo/testdata/imgKitty.bmp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/stereo/testdata/imgKittyl.bmp' -> `../opencv-contrib/modules/stereo/testdata/imgKittyl.bmp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/stereo/test/test_precomp.hpp' -> `../opencv-contrib/modules/stereo/test/test_precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/stereo/test/test_block_matching.cpp' -> `../opencv-contrib/modules/stereo/test/test_block_matching.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/stereo/test/test_main.cpp' -> `../opencv-contrib/modules/stereo/test/test_main.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/stereo/test/test_descriptors.cpp' -> `../opencv-contrib/modules/stereo/test/test_descriptors.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/stereo/perf/perf_precomp.hpp' -> `../opencv-contrib/modules/stereo/perf/perf_precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/stereo/perf/perf_bm.cpp' -> `../opencv-contrib/modules/stereo/perf/perf_bm.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/stereo/perf/perf_main.cpp' -> `../opencv-contrib/modules/stereo/perf/perf_main.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/stereo/perf/perf_descriptor.cpp' -> `../opencv-contrib/modules/stereo/perf/perf_descriptor.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/stereo/samples/sample.cpp' -> `../opencv-contrib/modules/stereo/samples/sample.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/surface_matching/CMakeLists.txt' -> `../opencv-contrib/modules/surface_matching/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/surface_matching/README.md' -> `../opencv-contrib/modules/surface_matching/README.md'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/surface_matching/PATENTS.txt' -> `../opencv-contrib/modules/surface_matching/PATENTS.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/surface_matching/src/ppf_helpers.cpp' -> `../opencv-contrib/modules/surface_matching/src/ppf_helpers.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/surface_matching/src/hash_murmur.hpp' -> `../opencv-contrib/modules/surface_matching/src/hash_murmur.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/surface_matching/src/pose_3d.cpp' -> `../opencv-contrib/modules/surface_matching/src/pose_3d.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/surface_matching/src/precomp.hpp' -> `../opencv-contrib/modules/surface_matching/src/precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/surface_matching/src/ppf_match_3d.cpp' -> `../opencv-contrib/modules/surface_matching/src/ppf_match_3d.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/surface_matching/src/hash_murmur64.hpp' -> `../opencv-contrib/modules/surface_matching/src/hash_murmur64.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/surface_matching/src/hash_murmur86.hpp' -> `../opencv-contrib/modules/surface_matching/src/hash_murmur86.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/surface_matching/src/c_utils.hpp' -> `../opencv-contrib/modules/surface_matching/src/c_utils.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/surface_matching/src/icp.cpp' -> `../opencv-contrib/modules/surface_matching/src/icp.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/surface_matching/src/t_hash_int.cpp' -> `../opencv-contrib/modules/surface_matching/src/t_hash_int.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/surface_matching/include/opencv2/surface_matching.hpp' -> `../opencv-contrib/modules/surface_matching/include/opencv2/surface_matching.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/surface_matching/include/opencv2/surface_matching/pose_3d.hpp' -> `../opencv-contrib/modules/surface_matching/include/opencv2/surface_matching/pose_3d.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/surface_matching/include/opencv2/surface_matching/ppf_helpers.hpp' -> `../opencv-contrib/modules/surface_matching/include/opencv2/surface_matching/ppf_helpers.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/surface_matching/include/opencv2/surface_matching/icp.hpp' -> `../opencv-contrib/modules/surface_matching/include/opencv2/surface_matching/icp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/surface_matching/include/opencv2/surface_matching/ppf_match_3d.hpp' -> `../opencv-contrib/modules/surface_matching/include/opencv2/surface_matching/ppf_match_3d.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/surface_matching/include/opencv2/surface_matching/t_hash_int.hpp' -> `../opencv-contrib/modules/surface_matching/include/opencv2/surface_matching/t_hash_int.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/surface_matching/doc/surface_matching.bib' -> `../opencv-contrib/modules/surface_matching/doc/surface_matching.bib'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/surface_matching/doc/img/outline.jpg' -> `../opencv-contrib/modules/surface_matching/doc/img/outline.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/surface_matching/doc/img/snapshot27.jpg' -> `../opencv-contrib/modules/surface_matching/doc/img/snapshot27.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/surface_matching/doc/img/gsoc_forg_matches.jpg' -> `../opencv-contrib/modules/surface_matching/doc/img/gsoc_forg_matches.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/surface_matching/samples/ppf_load_match.cpp' -> `../opencv-contrib/modules/surface_matching/samples/ppf_load_match.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/surface_matching/samples/ppf_icp.py' -> `../opencv-contrib/modules/surface_matching/samples/ppf_icp.py'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/surface_matching/samples/ppf_normal_computation.cpp' -> `../opencv-contrib/modules/surface_matching/samples/ppf_normal_computation.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/surface_matching/samples/data/parasaurolophus_low_normals2.ply' -> `../opencv-contrib/modules/surface_matching/samples/data/parasaurolophus_low_normals2.ply'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/surface_matching/samples/data/rs22_proc2.ply' -> `../opencv-contrib/modules/surface_matching/samples/data/rs22_proc2.ply'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/surface_matching/samples/data/parasaurolophus_6700.ply' -> `../opencv-contrib/modules/surface_matching/samples/data/parasaurolophus_6700.ply'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/surface_matching/samples/data/rs1_normals.ply' -> `../opencv-contrib/modules/surface_matching/samples/data/rs1_normals.ply'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/CMakeLists.txt' -> `../opencv-contrib/modules/aruco/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/README.md' -> `../opencv-contrib/modules/aruco/README.md'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/src/zarray.hpp' -> `../opencv-contrib/modules/aruco/src/zarray.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/src/precomp.hpp' -> `../opencv-contrib/modules/aruco/src/precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/src/aruco.cpp' -> `../opencv-contrib/modules/aruco/src/aruco.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/src/zmaxheap.cpp' -> `../opencv-contrib/modules/aruco/src/zmaxheap.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/src/unionfind.hpp' -> `../opencv-contrib/modules/aruco/src/unionfind.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/src/apriltag_quad_thresh.hpp' -> `../opencv-contrib/modules/aruco/src/apriltag_quad_thresh.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/src/charuco.cpp' -> `../opencv-contrib/modules/aruco/src/charuco.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/src/predefined_dictionaries_apriltag.hpp' -> `../opencv-contrib/modules/aruco/src/predefined_dictionaries_apriltag.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/src/zmaxheap.hpp' -> `../opencv-contrib/modules/aruco/src/zmaxheap.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/src/apriltag_quad_thresh.cpp' -> `../opencv-contrib/modules/aruco/src/apriltag_quad_thresh.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/src/predefined_dictionaries.hpp' -> `../opencv-contrib/modules/aruco/src/predefined_dictionaries.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/src/dictionary.cpp' -> `../opencv-contrib/modules/aruco/src/dictionary.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/include/opencv2/aruco.hpp' -> `../opencv-contrib/modules/aruco/include/opencv2/aruco.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/include/opencv2/aruco/dictionary.hpp' -> `../opencv-contrib/modules/aruco/include/opencv2/aruco/dictionary.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/include/opencv2/aruco/charuco.hpp' -> `../opencv-contrib/modules/aruco/include/opencv2/aruco/charuco.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/tutorials/table_of_content_aruco.markdown' -> `../opencv-contrib/modules/aruco/tutorials/table_of_content_aruco.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/tutorials/aruco_board_detection/aruco_board_detection.markdown' -> `../opencv-contrib/modules/aruco/tutorials/aruco_board_detection/aruco_board_detection.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/tutorials/aruco_board_detection/images/board.jpg' -> `../opencv-contrib/modules/aruco/tutorials/aruco_board_detection/images/board.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/tutorials/aruco_board_detection/images/gboriginal.png' -> `../opencv-contrib/modules/aruco/tutorials/aruco_board_detection/images/gboriginal.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/tutorials/aruco_board_detection/images/gbocclusion.png' -> `../opencv-contrib/modules/aruco/tutorials/aruco_board_detection/images/gbocclusion.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/tutorials/aruco_board_detection/images/gbmarkersaxis.png' -> `../opencv-contrib/modules/aruco/tutorials/aruco_board_detection/images/gbmarkersaxis.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/tutorials/aruco_board_detection/images/gbaxis.png' -> `../opencv-contrib/modules/aruco/tutorials/aruco_board_detection/images/gbaxis.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/tutorials/aruco_calibration/aruco_calibration.markdown' -> `../opencv-contrib/modules/aruco/tutorials/aruco_calibration/aruco_calibration.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/tutorials/aruco_calibration/images/charucocalibration.png' -> `../opencv-contrib/modules/aruco/tutorials/aruco_calibration/images/charucocalibration.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/tutorials/aruco_calibration/images/arucocalibration.png' -> `../opencv-contrib/modules/aruco/tutorials/aruco_calibration/images/arucocalibration.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/tutorials/charuco_diamond_detection/charuco_diamond_detection.markdown' -> `../opencv-contrib/modules/aruco/tutorials/charuco_diamond_detection/charuco_diamond_detection.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/tutorials/charuco_diamond_detection/images/diamondsaxis.png' -> `../opencv-contrib/modules/aruco/tutorials/charuco_diamond_detection/images/diamondsaxis.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/tutorials/charuco_diamond_detection/images/diamondmarker.png' -> `../opencv-contrib/modules/aruco/tutorials/charuco_diamond_detection/images/diamondmarker.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/tutorials/charuco_diamond_detection/images/detecteddiamonds.png' -> `../opencv-contrib/modules/aruco/tutorials/charuco_diamond_detection/images/detecteddiamonds.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/tutorials/charuco_diamond_detection/images/diamondmarkers.png' -> `../opencv-contrib/modules/aruco/tutorials/charuco_diamond_detection/images/diamondmarkers.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/tutorials/aruco_detection/aruco_detection.markdown' -> `../opencv-contrib/modules/aruco/tutorials/aruco_detection/aruco_detection.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/tutorials/aruco_detection/images/markers.jpg' -> `../opencv-contrib/modules/aruco/tutorials/aruco_detection/images/markers.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/tutorials/aruco_detection/images/marker23.jpg' -> `../opencv-contrib/modules/aruco/tutorials/aruco_detection/images/marker23.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/tutorials/aruco_detection/images/singlemarkersthresh.png' -> `../opencv-contrib/modules/aruco/tutorials/aruco_detection/images/singlemarkersthresh.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/tutorials/aruco_detection/images/bitsextraction2.png' -> `../opencv-contrib/modules/aruco/tutorials/aruco_detection/images/bitsextraction2.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/tutorials/aruco_detection/images/singlemarkersdetection.png' -> `../opencv-contrib/modules/aruco/tutorials/aruco_detection/images/singlemarkersdetection.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/tutorials/aruco_detection/images/singlemarkersaxis.png' -> `../opencv-contrib/modules/aruco/tutorials/aruco_detection/images/singlemarkersaxis.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/tutorials/aruco_detection/images/singlemarkersrejected.png' -> `../opencv-contrib/modules/aruco/tutorials/aruco_detection/images/singlemarkersrejected.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/tutorials/aruco_detection/images/removeperspective.png' -> `../opencv-contrib/modules/aruco/tutorials/aruco_detection/images/removeperspective.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/tutorials/aruco_detection/images/singlemarkersoriginal.png' -> `../opencv-contrib/modules/aruco/tutorials/aruco_detection/images/singlemarkersoriginal.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/tutorials/aruco_detection/images/singlemarkersbrokenthresh.png' -> `../opencv-contrib/modules/aruco/tutorials/aruco_detection/images/singlemarkersbrokenthresh.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/tutorials/aruco_detection/images/bitsextraction1.png' -> `../opencv-contrib/modules/aruco/tutorials/aruco_detection/images/bitsextraction1.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/tutorials/charuco_detection/charuco_detection.markdown' -> `../opencv-contrib/modules/aruco/tutorials/charuco_detection/charuco_detection.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/tutorials/charuco_detection/images/chocclusion.png' -> `../opencv-contrib/modules/aruco/tutorials/charuco_detection/images/chocclusion.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/tutorials/charuco_detection/images/board.jpg' -> `../opencv-contrib/modules/aruco/tutorials/charuco_detection/images/board.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/tutorials/charuco_detection/images/choriginal.png' -> `../opencv-contrib/modules/aruco/tutorials/charuco_detection/images/choriginal.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/tutorials/charuco_detection/images/chcorners.png' -> `../opencv-contrib/modules/aruco/tutorials/charuco_detection/images/chcorners.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/tutorials/charuco_detection/images/chaxis.png' -> `../opencv-contrib/modules/aruco/tutorials/charuco_detection/images/chaxis.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/tutorials/charuco_detection/images/charucodefinition.png' -> `../opencv-contrib/modules/aruco/tutorials/charuco_detection/images/charucodefinition.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/tutorials/aruco_faq/aruco_faq.markdown' -> `../opencv-contrib/modules/aruco/tutorials/aruco_faq/aruco_faq.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/test/test_precomp.hpp' -> `../opencv-contrib/modules/aruco/test/test_precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/test/test_misc.cpp' -> `../opencv-contrib/modules/aruco/test/test_misc.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/test/test_arucodetection.cpp' -> `../opencv-contrib/modules/aruco/test/test_arucodetection.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/test/test_main.cpp' -> `../opencv-contrib/modules/aruco/test/test_main.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/test/test_charucodetection.cpp' -> `../opencv-contrib/modules/aruco/test/test_charucodetection.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/test/test_boarddetection.cpp' -> `../opencv-contrib/modules/aruco/test/test_boarddetection.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/doc/aruco.bib' -> `../opencv-contrib/modules/aruco/doc/aruco.bib'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/samples/detect_board_charuco.cpp' -> `../opencv-contrib/modules/aruco/samples/detect_board_charuco.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/samples/detect_markers.cpp' -> `../opencv-contrib/modules/aruco/samples/detect_markers.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/samples/create_diamond.cpp' -> `../opencv-contrib/modules/aruco/samples/create_diamond.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/samples/detector_params.yml' -> `../opencv-contrib/modules/aruco/samples/detector_params.yml'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/samples/create_board.cpp' -> `../opencv-contrib/modules/aruco/samples/create_board.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/samples/detect_diamonds.cpp' -> `../opencv-contrib/modules/aruco/samples/detect_diamonds.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/samples/create_marker.cpp' -> `../opencv-contrib/modules/aruco/samples/create_marker.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/samples/detect_board.cpp' -> `../opencv-contrib/modules/aruco/samples/detect_board.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/samples/calibrate_camera_charuco.cpp' -> `../opencv-contrib/modules/aruco/samples/calibrate_camera_charuco.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/samples/create_board_charuco.cpp' -> `../opencv-contrib/modules/aruco/samples/create_board_charuco.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/aruco/samples/calibrate_camera.cpp' -> `../opencv-contrib/modules/aruco/samples/calibrate_camera.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/CMakeLists.txt' -> `../opencv-contrib/modules/sfm/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/README.md' -> `../opencv-contrib/modules/sfm/README.md'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/reconstruct.cpp' -> `../opencv-contrib/modules/sfm/src/reconstruct.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/robust.cpp' -> `../opencv-contrib/modules/sfm/src/robust.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/fundamental.cpp' -> `../opencv-contrib/modules/sfm/src/fundamental.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/simple_pipeline.cpp' -> `../opencv-contrib/modules/sfm/src/simple_pipeline.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/precomp.hpp' -> `../opencv-contrib/modules/sfm/src/precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/conditioning.cpp' -> `../opencv-contrib/modules/sfm/src/conditioning.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/triangulation.cpp' -> `../opencv-contrib/modules/sfm/src/triangulation.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/numeric.cpp' -> `../opencv-contrib/modules/sfm/src/numeric.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/io.cpp' -> `../opencv-contrib/modules/sfm/src/io.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_capi.h' -> `../opencv-contrib/modules/sfm/src/libmv_capi.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/projection.cpp' -> `../opencv-contrib/modules/sfm/src/projection.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/io/io_bundler.h' -> `../opencv-contrib/modules/sfm/src/io/io_bundler.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/CMakeLists.txt' -> `../opencv-contrib/modules/sfm/src/libmv_light/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/CMakeLists.txt' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/base/CMakeLists.txt' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/base/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/base/vector.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/base/vector.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/base/vector_utils.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/base/vector_utils.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/correspondence/nViewMatchingInterface.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/correspondence/nViewMatchingInterface.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/correspondence/matches.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/correspondence/matches.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/correspondence/nRobustViewMatching.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/correspondence/nRobustViewMatching.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/correspondence/CMakeLists.txt' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/correspondence/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/correspondence/feature_matching.cc' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/correspondence/feature_matching.cc'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/correspondence/matches.cc' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/correspondence/matches.cc'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/correspondence/feature_matching.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/correspondence/feature_matching.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/correspondence/feature.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/correspondence/feature.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/correspondence/nRobustViewMatching.cc' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/correspondence/nRobustViewMatching.cc'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/correspondence/bipartite_graph.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/correspondence/bipartite_graph.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/numeric/numeric.cc' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/numeric/numeric.cc'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/numeric/CMakeLists.txt' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/numeric/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/numeric/poly.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/numeric/poly.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/numeric/poly.cc' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/numeric/poly.cc'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/numeric/function_derivative.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/numeric/function_derivative.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/numeric/numeric.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/numeric/numeric.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/numeric/levenberg_marquardt.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/numeric/levenberg_marquardt.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/multiview/conditioning.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/multiview/conditioning.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/multiview/resection.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/multiview/resection.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/multiview/robust_fundamental.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/multiview/robust_fundamental.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/multiview/random_sample.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/multiview/random_sample.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/multiview/triangulation.cc' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/multiview/triangulation.cc'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/multiview/fundamental.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/multiview/fundamental.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/multiview/CMakeLists.txt' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/multiview/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/multiview/triangulation.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/multiview/triangulation.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/multiview/twoviewtriangulation.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/multiview/twoviewtriangulation.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/multiview/nviewtriangulation.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/multiview/nviewtriangulation.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/multiview/homography.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/multiview/homography.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/multiview/resection_kernel.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/multiview/resection_kernel.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/multiview/euclidean_resection.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/multiview/euclidean_resection.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/multiview/robust_estimation.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/multiview/robust_estimation.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/multiview/panography_kernel.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/multiview/panography_kernel.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/multiview/robust_estimation.cc' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/multiview/robust_estimation.cc'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/multiview/homography_error.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/multiview/homography_error.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/multiview/homography_parameterization.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/multiview/homography_parameterization.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/multiview/fundamental_kernel.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/multiview/fundamental_kernel.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/multiview/panography.cc' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/multiview/panography.cc'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/multiview/robust_fundamental.cc' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/multiview/robust_fundamental.cc'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/multiview/panography_kernel.cc' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/multiview/panography_kernel.cc'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/multiview/panography.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/multiview/panography.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/multiview/euclidean_resection.cc' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/multiview/euclidean_resection.cc'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/multiview/conditioning.cc' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/multiview/conditioning.cc'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/multiview/robust_resection.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/multiview/robust_resection.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/multiview/two_view_kernel.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/multiview/two_view_kernel.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/multiview/projection.cc' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/multiview/projection.cc'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/multiview/robust_resection.cc' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/multiview/robust_resection.cc'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/multiview/fundamental_kernel.cc' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/multiview/fundamental_kernel.cc'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/multiview/projection.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/multiview/projection.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/multiview/homography.cc' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/multiview/homography.cc'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/multiview/fundamental.cc' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/multiview/fundamental.cc'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/multiview/twoviewtriangulation.cc' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/multiview/twoviewtriangulation.cc'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/simple_pipeline/intersect.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/simple_pipeline/intersect.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/simple_pipeline/tracks.cc' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/simple_pipeline/tracks.cc'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/simple_pipeline/CMakeLists.txt' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/simple_pipeline/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/simple_pipeline/initialize_reconstruction.cc' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/simple_pipeline/initialize_reconstruction.cc'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/simple_pipeline/intersect.cc' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/simple_pipeline/intersect.cc'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/simple_pipeline/camera_intrinsics.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/simple_pipeline/camera_intrinsics.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/simple_pipeline/callbacks.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/simple_pipeline/callbacks.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/simple_pipeline/initialize_reconstruction.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/simple_pipeline/initialize_reconstruction.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/simple_pipeline/camera_intrinsics.cc' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/simple_pipeline/camera_intrinsics.cc'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/simple_pipeline/resect.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/simple_pipeline/resect.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/simple_pipeline/camera_intrinsics_impl.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/simple_pipeline/camera_intrinsics_impl.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/simple_pipeline/keyframe_selection.cc' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/simple_pipeline/keyframe_selection.cc'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/simple_pipeline/bundle.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/simple_pipeline/bundle.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/simple_pipeline/keyframe_selection.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/simple_pipeline/keyframe_selection.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/simple_pipeline/reconstruction_scale.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/simple_pipeline/reconstruction_scale.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/simple_pipeline/distortion_models.cc' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/simple_pipeline/distortion_models.cc'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/simple_pipeline/reconstruction_scale.cc' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/simple_pipeline/reconstruction_scale.cc'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/simple_pipeline/pipeline.cc' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/simple_pipeline/pipeline.cc'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/simple_pipeline/distortion_models.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/simple_pipeline/distortion_models.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/simple_pipeline/reconstruction.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/simple_pipeline/reconstruction.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/simple_pipeline/tracks.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/simple_pipeline/tracks.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/simple_pipeline/resect.cc' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/simple_pipeline/resect.cc'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/simple_pipeline/bundle.cc' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/simple_pipeline/bundle.cc'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/simple_pipeline/pipeline.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/simple_pipeline/pipeline.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/simple_pipeline/reconstruction.cc' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/simple_pipeline/reconstruction.cc'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/libmv/logging/logging.h' -> `../opencv-contrib/modules/sfm/src/libmv_light/libmv/logging/logging.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/src/libmv_light/CMake/Installation.cmake' -> `../opencv-contrib/modules/sfm/src/libmv_light/CMake/Installation.cmake'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/include/opencv2/sfm.hpp' -> `../opencv-contrib/modules/sfm/include/opencv2/sfm.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/include/opencv2/sfm/conditioning.hpp' -> `../opencv-contrib/modules/sfm/include/opencv2/sfm/conditioning.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/include/opencv2/sfm/fundamental.hpp' -> `../opencv-contrib/modules/sfm/include/opencv2/sfm/fundamental.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/include/opencv2/sfm/robust.hpp' -> `../opencv-contrib/modules/sfm/include/opencv2/sfm/robust.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/include/opencv2/sfm/triangulation.hpp' -> `../opencv-contrib/modules/sfm/include/opencv2/sfm/triangulation.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/include/opencv2/sfm/simple_pipeline.hpp' -> `../opencv-contrib/modules/sfm/include/opencv2/sfm/simple_pipeline.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/include/opencv2/sfm/reconstruct.hpp' -> `../opencv-contrib/modules/sfm/include/opencv2/sfm/reconstruct.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/include/opencv2/sfm/io.hpp' -> `../opencv-contrib/modules/sfm/include/opencv2/sfm/io.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/include/opencv2/sfm/numeric.hpp' -> `../opencv-contrib/modules/sfm/include/opencv2/sfm/numeric.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/include/opencv2/sfm/projection.hpp' -> `../opencv-contrib/modules/sfm/include/opencv2/sfm/projection.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/cmake/FindGflags.cmake' -> `../opencv-contrib/modules/sfm/cmake/FindGflags.cmake'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/cmake/FindGlog.cmake' -> `../opencv-contrib/modules/sfm/cmake/FindGlog.cmake'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/tutorials/table_of_content_sfm.markdown' -> `../opencv-contrib/modules/sfm/tutorials/table_of_content_sfm.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/tutorials/sfm_trajectory_estimation/sfm_trajectory_estimation.markdown' -> `../opencv-contrib/modules/sfm/tutorials/sfm_trajectory_estimation/sfm_trajectory_estimation.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/tutorials/sfm_import_reconstruction/sfm_import_reconstruction.markdown' -> `../opencv-contrib/modules/sfm/tutorials/sfm_import_reconstruction/sfm_import_reconstruction.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/tutorials/sfm_installation/sfm_installation.markdown' -> `../opencv-contrib/modules/sfm/tutorials/sfm_installation/sfm_installation.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/tutorials/sfm_scene reconstruction/sfm_scene_reconstruction.markdown' -> `../opencv-contrib/modules/sfm/tutorials/sfm_scene reconstruction/sfm_scene_reconstruction.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/test/test_numeric.cpp' -> `../opencv-contrib/modules/sfm/test/test_numeric.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/test/test_common.cpp' -> `../opencv-contrib/modules/sfm/test/test_common.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/test/test_triangulation.cpp' -> `../opencv-contrib/modules/sfm/test/test_triangulation.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/test/test_precomp.hpp' -> `../opencv-contrib/modules/sfm/test/test_precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/test/test_simple_pipeline.cpp' -> `../opencv-contrib/modules/sfm/test/test_simple_pipeline.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/test/scene.cpp' -> `../opencv-contrib/modules/sfm/test/scene.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/test/test_robust.cpp' -> `../opencv-contrib/modules/sfm/test/test_robust.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/test/test_fundamental.cpp' -> `../opencv-contrib/modules/sfm/test/test_fundamental.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/test/test_conditioning.cpp' -> `../opencv-contrib/modules/sfm/test/test_conditioning.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/test/test_main.cpp' -> `../opencv-contrib/modules/sfm/test/test_main.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/test/test_reconstruct.cpp' -> `../opencv-contrib/modules/sfm/test/test_reconstruct.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/test/scene.h' -> `../opencv-contrib/modules/sfm/test/scene.h'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/test/test_projection.cpp' -> `../opencv-contrib/modules/sfm/test/test_projection.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/doc/pics/temple_reconstruction.jpg' -> `../opencv-contrib/modules/sfm/doc/pics/temple_reconstruction.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/doc/pics/import_sagrada_familia.png' -> `../opencv-contrib/modules/sfm/doc/pics/import_sagrada_familia.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/doc/pics/temple_input.jpg' -> `../opencv-contrib/modules/sfm/doc/pics/temple_input.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/doc/pics/sagrada_familia_input.jpg' -> `../opencv-contrib/modules/sfm/doc/pics/sagrada_familia_input.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/doc/pics/desktop_trajectory.png' -> `../opencv-contrib/modules/sfm/doc/pics/desktop_trajectory.png'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/doc/pics/sagrada_familia_reconstruction.jpg' -> `../opencv-contrib/modules/sfm/doc/pics/sagrada_familia_reconstruction.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/samples/match_reconstruct.cpp' -> `../opencv-contrib/modules/sfm/samples/match_reconstruct.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/samples/recon2v.cpp' -> `../opencv-contrib/modules/sfm/samples/recon2v.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/samples/scene_reconstruction.cpp' -> `../opencv-contrib/modules/sfm/samples/scene_reconstruction.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/samples/import_reconstruction.cpp' -> `../opencv-contrib/modules/sfm/samples/import_reconstruction.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/samples/trajectory_reconstruccion.cpp' -> `../opencv-contrib/modules/sfm/samples/trajectory_reconstruccion.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/samples/data/backyard_tracks.txt' -> `../opencv-contrib/modules/sfm/samples/data/backyard_tracks.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/samples/data/desktop.blend' -> `../opencv-contrib/modules/sfm/samples/data/desktop.blend'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/samples/data/recon2v_checkerboards.txt' -> `../opencv-contrib/modules/sfm/samples/data/recon2v_checkerboards.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/samples/data/desktop_tracks.txt' -> `../opencv-contrib/modules/sfm/samples/data/desktop_tracks.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/samples/data/backyard.blend' -> `../opencv-contrib/modules/sfm/samples/data/backyard.blend'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/samples/data/images/dataset_files.txt' -> `../opencv-contrib/modules/sfm/samples/data/images/dataset_files.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/samples/data/images/resized_IMG_2891.jpg' -> `../opencv-contrib/modules/sfm/samples/data/images/resized_IMG_2891.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/samples/data/images/resized_IMG_2890.jpg' -> `../opencv-contrib/modules/sfm/samples/data/images/resized_IMG_2890.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/samples/data/images/resized_IMG_2892.jpg' -> `../opencv-contrib/modules/sfm/samples/data/images/resized_IMG_2892.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/sfm/samples/data/images/resized_IMG_2889.jpg' -> `../opencv-contrib/modules/sfm/samples/data/images/resized_IMG_2889.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ccalib/CMakeLists.txt' -> `../opencv-contrib/modules/ccalib/CMakeLists.txt'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ccalib/README.md' -> `../opencv-contrib/modules/ccalib/README.md'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ccalib/src/ccalib.cpp' -> `../opencv-contrib/modules/ccalib/src/ccalib.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ccalib/src/precomp.hpp' -> `../opencv-contrib/modules/ccalib/src/precomp.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ccalib/src/omnidir.cpp' -> `../opencv-contrib/modules/ccalib/src/omnidir.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ccalib/src/randpattern.cpp' -> `../opencv-contrib/modules/ccalib/src/randpattern.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ccalib/src/multicalib.cpp' -> `../opencv-contrib/modules/ccalib/src/multicalib.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ccalib/include/opencv2/ccalib.hpp' -> `../opencv-contrib/modules/ccalib/include/opencv2/ccalib.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ccalib/include/opencv2/ccalib/randpattern.hpp' -> `../opencv-contrib/modules/ccalib/include/opencv2/ccalib/randpattern.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ccalib/include/opencv2/ccalib/multicalib.hpp' -> `../opencv-contrib/modules/ccalib/include/opencv2/ccalib/multicalib.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ccalib/include/opencv2/ccalib/omnidir.hpp' -> `../opencv-contrib/modules/ccalib/include/opencv2/ccalib/omnidir.hpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ccalib/tutorials/multi_camera_tutorial.markdown' -> `../opencv-contrib/modules/ccalib/tutorials/multi_camera_tutorial.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ccalib/tutorials/omnidir_tutorial.markdown' -> `../opencv-contrib/modules/ccalib/tutorials/omnidir_tutorial.markdown'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ccalib/tutorials/img/pointCloud.jpg' -> `../opencv-contrib/modules/ccalib/tutorials/img/pointCloud.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ccalib/tutorials/img/random_pattern.jpg' -> `../opencv-contrib/modules/ccalib/tutorials/img/random_pattern.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ccalib/tutorials/img/sample.jpg' -> `../opencv-contrib/modules/ccalib/tutorials/img/sample.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ccalib/tutorials/img/pattern_img.jpg' -> `../opencv-contrib/modules/ccalib/tutorials/img/pattern_img.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ccalib/tutorials/img/sample_rec_ste.jpg' -> `../opencv-contrib/modules/ccalib/tutorials/img/sample_rec_ste.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ccalib/tutorials/img/disparity.jpg' -> `../opencv-contrib/modules/ccalib/tutorials/img/disparity.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ccalib/tutorials/img/sample_rec_cyl.jpg' -> `../opencv-contrib/modules/ccalib/tutorials/img/sample_rec_cyl.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ccalib/tutorials/img/lines.jpg' -> `../opencv-contrib/modules/ccalib/tutorials/img/lines.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ccalib/tutorials/img/sample_rec_log.jpg' -> `../opencv-contrib/modules/ccalib/tutorials/img/sample_rec_log.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ccalib/tutorials/img/sample_rec_per.jpg' -> `../opencv-contrib/modules/ccalib/tutorials/img/sample_rec_per.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ccalib/tutorials/img/imgs.jpg' -> `../opencv-contrib/modules/ccalib/tutorials/img/imgs.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ccalib/tutorials/data/omni_calib_data.xml' -> `../opencv-contrib/modules/ccalib/tutorials/data/omni_calib_data.xml'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ccalib/tutorials/data/omni_stereocalib_data.xml' -> `../opencv-contrib/modules/ccalib/tutorials/data/omni_stereocalib_data.xml'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ccalib/samples/multi_cameras_calibration.cpp' -> `../opencv-contrib/modules/ccalib/samples/multi_cameras_calibration.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ccalib/samples/random_pattern_calibration.cpp' -> `../opencv-contrib/modules/ccalib/samples/random_pattern_calibration.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ccalib/samples/random_pattern_generator.cpp' -> `../opencv-contrib/modules/ccalib/samples/random_pattern_generator.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ccalib/samples/omni_stereo_calibration.cpp' -> `../opencv-contrib/modules/ccalib/samples/omni_stereo_calibration.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/modules/ccalib/samples/omni_calibration.cpp' -> `../opencv-contrib/modules/ccalib/samples/omni_calibration.cpp'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/doc/tutorials/bioinspired/table_of_content_bioinspired/images/retina_TreeHdr_small.jpg' -> `../opencv-contrib/doc/tutorials/bioinspired/table_of_content_bioinspired/images/retina_TreeHdr_small.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/doc/tutorials/bioinspired/retina_model/images/studentsSample_magno.jpg' -> `../opencv-contrib/doc/tutorials/bioinspired/retina_model/images/studentsSample_magno.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/doc/tutorials/bioinspired/retina_model/images/retina_TreeHdr_small.jpg' -> `../opencv-contrib/doc/tutorials/bioinspired/retina_model/images/retina_TreeHdr_small.jpg'
`/gnu/store/sksc61al3a7lmz97fh4m574fq39cxi1n-opencv_contrib-3.4.3-checkout/doc/tutorials/bioinspired/retina_model/images/studentsSample_parvo.jpg' -> `../opencv-contrib/doc/tutorials/bioinspired/retina_model/images/studentsSample_parvo.jpg'
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patch-shebang: ./samples/python/letter_recog.py: warning: no binary for interpreter `python' found in $PATH
patch-shebang: ./samples/python/lk_homography.py: warning: no binary for interpreter `python' found in $PATH
patch-shebang: ./samples/python/lk_track.py: warning: no binary for interpreter `python' found in $PATH
patch-shebang: ./samples/python/logpolar.py: warning: no binary for interpreter `python' found in $PATH
patch-shebang: ./samples/python/morphology.py: warning: no binary for interpreter `python' found in $PATH
patch-shebang: ./samples/python/mosse.py: warning: no binary for interpreter `python' found in $PATH
patch-shebang: ./samples/python/mouse_and_match.py: warning: no binary for interpreter `python' found in $PATH
patch-shebang: ./samples/python/mser.py: warning: no binary for interpreter `python' found in $PATH
patch-shebang: ./samples/python/opencv_version.py: warning: no binary for interpreter `python' found in $PATH
patch-shebang: ./samples/python/opt_flow.py: warning: no binary for interpreter `python' found in $PATH
patch-shebang: ./samples/python/peopledetect.py: warning: no binary for interpreter `python' found in $PATH
patch-shebang: ./samples/python/plane_ar.py: warning: no binary for interpreter `python' found in $PATH
patch-shebang: ./samples/python/plane_tracker.py: warning: no binary for interpreter `python' found in $PATH
patch-shebang: ./samples/python/squares.py: warning: no binary for interpreter `python' found in $PATH
patch-shebang: ./samples/python/stereo_match.py: warning: no binary for interpreter `python' found in $PATH
patch-shebang: ./samples/python/texture_flow.py: warning: no binary for interpreter `python' found in $PATH
patch-shebang: ./samples/python/tst_scene_render.py: warning: no binary for interpreter `python' found in $PATH
patch-shebang: ./samples/python/turing.py: warning: no binary for interpreter `python' found in $PATH
patch-shebang: ./samples/python/tutorial_code/ml/py_svm_opencv/hogsvm.py: warning: no binary for interpreter `python' found in $PATH
patch-shebang: ./samples/python/video.py: warning: no binary for interpreter `python' found in $PATH
patch-shebang: ./samples/python/video_threaded.py: warning: no binary for interpreter `python' found in $PATH
patch-shebang: ./samples/python/video_v4l2.py: warning: no binary for interpreter `python' found in $PATH
patch-shebang: ./samples/python/watershed.py: warning: no binary for interpreter `python' found in $PATH
phase `patch-source-shebangs' succeeded after 1.2 seconds
starting phase `configure'
source directory: "/tmp/guix-build-opencv-3.4.3.drv-0/source" (relative from build: "../source")
build directory: "/tmp/guix-build-opencv-3.4.3.drv-0/build"
running 'cmake' with arguments ("../source" "-DCMAKE_BUILD_TYPE=RelWithDebInfo" "-DCMAKE_INSTALL_PREFIX=/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3" "-DCMAKE_INSTALL_LIBDIR=lib" "-DCMAKE_INSTALL_RPATH_USE_LINK_PATH=TRUE" "-DCMAKE_INSTALL_RPATH=/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib" "-DCMAKE_VERBOSE_MAKEFILE=ON" "-DWITH_IPP=OFF" "-DWITH_ITT=OFF" "-DWITH_CAROTENE=OFF" "-DENABLE_PRECOMPILED_HEADERS=OFF" "-DCPU_BASELINE=SSE2" "-DCPU_BASELINE=NEON" "-DCPU_DISPATCH=NEON;VFPV3;FP16" "-DBUILD_PERF_TESTS=OFF" "-DBUILD_TESTS=ON" "-DOPENCV_EXTRA_MODULES_PATH=/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules" "-DOPENCV_TEST_DATA_PATH=/tmp/guix-build-opencv-3.4.3.drv-0/opencv-extra/testdata" "-DBUILD_PROTOBUF=OFF" "-DPROTOBUF_UPDATE_FILES=ON" "-DBUILD_opencv_xfeatures2d=OFF")
-- The CXX compiler identification is GNU 10.3.0
-- The C compiler identification is GNU 10.3.0
-- Detecting CXX compiler ABI info
-- Detecting CXX compiler ABI info - done
-- Check for working CXX compiler: /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ - skipped
-- Detecting CXX compile features
-- Detecting CXX compile features - done
-- Detecting C compiler ABI info
-- Detecting C compiler ABI info - done
-- Check for working C compiler: /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/gcc - skipped
-- Detecting C compile features
-- Detecting C compile features - done
-- Performing Test HAVE_CXX11 (check file: cmake/checks/cxx11.cpp)
-- Performing Test HAVE_CXX11 - Success
-- Could NOT find PythonInterp (missing: PYTHON_EXECUTABLE) (Required is at least version "2.7")
-- Could NOT find PythonInterp (missing: PYTHON_EXECUTABLE) (Required is at least version "2.6")
-- Found PythonInterp: /gnu/store/fmvmsjllz18d2hppxj723qjj788l1his-python-3.9.6/bin/python3 (found suitable version "3.9.6", minimum required is "3.4") 
-- Found PythonLibs: /gnu/store/fmvmsjllz18d2hppxj723qjj788l1his-python-3.9.6/lib/libpython3.9.so (found suitable exact version "3.9.6") 
-- Looking for ccache - not found
-- Performing Test HAVE_CXX_FSIGNED_CHAR
-- Performing Test HAVE_CXX_FSIGNED_CHAR - Success
-- Performing Test HAVE_C_FSIGNED_CHAR
-- Performing Test HAVE_C_FSIGNED_CHAR - Success
-- Performing Test HAVE_CXX_W
-- Performing Test HAVE_CXX_W - Success
-- Performing Test HAVE_C_W
-- Performing Test HAVE_C_W - Success
-- Performing Test HAVE_CXX_WALL
-- Performing Test HAVE_CXX_WALL - Success
-- Performing Test HAVE_C_WALL
-- Performing Test HAVE_C_WALL - Success
-- Performing Test HAVE_CXX_WERROR_RETURN_TYPE
-- Performing Test HAVE_CXX_WERROR_RETURN_TYPE - Success
-- Performing Test HAVE_C_WERROR_RETURN_TYPE
-- Performing Test HAVE_C_WERROR_RETURN_TYPE - Success
-- Performing Test HAVE_CXX_WERROR_NON_VIRTUAL_DTOR
-- Performing Test HAVE_CXX_WERROR_NON_VIRTUAL_DTOR - Success
-- Performing Test HAVE_C_WERROR_NON_VIRTUAL_DTOR
-- Performing Test HAVE_C_WERROR_NON_VIRTUAL_DTOR - Success
-- Performing Test HAVE_CXX_WERROR_ADDRESS
-- Performing Test HAVE_CXX_WERROR_ADDRESS - Success
-- Performing Test HAVE_C_WERROR_ADDRESS
-- Performing Test HAVE_C_WERROR_ADDRESS - Success
-- Performing Test HAVE_CXX_WERROR_SEQUENCE_POINT
-- Performing Test HAVE_CXX_WERROR_SEQUENCE_POINT - Success
-- Performing Test HAVE_C_WERROR_SEQUENCE_POINT
-- Performing Test HAVE_C_WERROR_SEQUENCE_POINT - Success
-- Performing Test HAVE_CXX_WFORMAT
-- Performing Test HAVE_CXX_WFORMAT - Success
-- Performing Test HAVE_C_WFORMAT
-- Performing Test HAVE_C_WFORMAT - Success
-- Performing Test HAVE_CXX_WERROR_FORMAT_SECURITY
-- Performing Test HAVE_CXX_WERROR_FORMAT_SECURITY - Success
-- Performing Test HAVE_C_WERROR_FORMAT_SECURITY
-- Performing Test HAVE_C_WERROR_FORMAT_SECURITY - Success
-- Performing Test HAVE_CXX_WMISSING_DECLARATIONS
-- Performing Test HAVE_CXX_WMISSING_DECLARATIONS - Success
-- Performing Test HAVE_C_WMISSING_DECLARATIONS
-- Performing Test HAVE_C_WMISSING_DECLARATIONS - Success
-- Performing Test HAVE_CXX_WMISSING_PROTOTYPES
-- Performing Test HAVE_CXX_WMISSING_PROTOTYPES - Success
-- Performing Test HAVE_C_WMISSING_PROTOTYPES
-- Performing Test HAVE_C_WMISSING_PROTOTYPES - Success
-- Performing Test HAVE_CXX_WSTRICT_PROTOTYPES
-- Performing Test HAVE_CXX_WSTRICT_PROTOTYPES - Success
-- Performing Test HAVE_C_WSTRICT_PROTOTYPES
-- Performing Test HAVE_C_WSTRICT_PROTOTYPES - Success
-- Performing Test HAVE_CXX_WUNDEF
-- Performing Test HAVE_CXX_WUNDEF - Success
-- Performing Test HAVE_C_WUNDEF
-- Performing Test HAVE_C_WUNDEF - Success
-- Performing Test HAVE_CXX_WINIT_SELF
-- Performing Test HAVE_CXX_WINIT_SELF - Success
-- Performing Test HAVE_C_WINIT_SELF
-- Performing Test HAVE_C_WINIT_SELF - Success
-- Performing Test HAVE_CXX_WPOINTER_ARITH
-- Performing Test HAVE_CXX_WPOINTER_ARITH - Success
-- Performing Test HAVE_C_WPOINTER_ARITH
-- Performing Test HAVE_C_WPOINTER_ARITH - Success
-- Performing Test HAVE_CXX_WSHADOW
-- Performing Test HAVE_CXX_WSHADOW - Success
-- Performing Test HAVE_C_WSHADOW
-- Performing Test HAVE_C_WSHADOW - Success
-- Performing Test HAVE_CXX_WSIGN_PROMO
-- Performing Test HAVE_CXX_WSIGN_PROMO - Success
-- Performing Test HAVE_C_WSIGN_PROMO
-- Performing Test HAVE_C_WSIGN_PROMO - Success
-- Performing Test HAVE_CXX_WUNINITIALIZED
-- Performing Test HAVE_CXX_WUNINITIALIZED - Success
-- Performing Test HAVE_C_WUNINITIALIZED
-- Performing Test HAVE_C_WUNINITIALIZED - Success
-- Performing Test HAVE_CXX_WSUGGEST_OVERRIDE
-- Performing Test HAVE_CXX_WSUGGEST_OVERRIDE - Success
-- Performing Test HAVE_C_WSUGGEST_OVERRIDE
-- Performing Test HAVE_C_WSUGGEST_OVERRIDE - Success
-- Performing Test HAVE_CXX_WNO_NARROWING
-- Performing Test HAVE_CXX_WNO_NARROWING - Success
-- Performing Test HAVE_C_WNO_NARROWING
-- Performing Test HAVE_C_WNO_NARROWING - Success
-- Performing Test HAVE_CXX_WNO_DELETE_NON_VIRTUAL_DTOR
-- Performing Test HAVE_CXX_WNO_DELETE_NON_VIRTUAL_DTOR - Success
-- Performing Test HAVE_C_WNO_DELETE_NON_VIRTUAL_DTOR
-- Performing Test HAVE_C_WNO_DELETE_NON_VIRTUAL_DTOR - Success
-- Performing Test HAVE_CXX_WNO_UNNAMED_TYPE_TEMPLATE_ARGS
-- Performing Test HAVE_CXX_WNO_UNNAMED_TYPE_TEMPLATE_ARGS - Failed
-- Performing Test HAVE_C_WNO_UNNAMED_TYPE_TEMPLATE_ARGS
-- Performing Test HAVE_C_WNO_UNNAMED_TYPE_TEMPLATE_ARGS - Failed
-- Performing Test HAVE_CXX_WNO_COMMENT
-- Performing Test HAVE_CXX_WNO_COMMENT - Success
-- Performing Test HAVE_C_WNO_COMMENT
-- Performing Test HAVE_C_WNO_COMMENT - Success
-- Performing Test HAVE_CXX_WIMPLICIT_FALLTHROUGH_3
-- Performing Test HAVE_CXX_WIMPLICIT_FALLTHROUGH_3 - Success
-- Performing Test HAVE_C_WIMPLICIT_FALLTHROUGH_3
-- Performing Test HAVE_C_WIMPLICIT_FALLTHROUGH_3 - Success
-- Performing Test HAVE_CXX_FDIAGNOSTICS_SHOW_OPTION
-- Performing Test HAVE_CXX_FDIAGNOSTICS_SHOW_OPTION - Success
-- Performing Test HAVE_C_FDIAGNOSTICS_SHOW_OPTION
-- Performing Test HAVE_C_FDIAGNOSTICS_SHOW_OPTION - Success
-- Performing Test HAVE_CXX_PTHREAD
-- Performing Test HAVE_CXX_PTHREAD - Success
-- Performing Test HAVE_C_PTHREAD
-- Performing Test HAVE_C_PTHREAD - Success
-- Performing Test HAVE_CXX_FOMIT_FRAME_POINTER
-- Performing Test HAVE_CXX_FOMIT_FRAME_POINTER - Success
-- Performing Test HAVE_C_FOMIT_FRAME_POINTER
-- Performing Test HAVE_C_FOMIT_FRAME_POINTER - Success
-- Performing Test HAVE_CXX_FFUNCTION_SECTIONS
-- Performing Test HAVE_CXX_FFUNCTION_SECTIONS - Success
-- Performing Test HAVE_C_FFUNCTION_SECTIONS
-- Performing Test HAVE_C_FFUNCTION_SECTIONS - Success
-- Performing Test HAVE_CXX_FDATA_SECTIONS
-- Performing Test HAVE_CXX_FDATA_SECTIONS - Success
-- Performing Test HAVE_C_FDATA_SECTIONS
-- Performing Test HAVE_C_FDATA_SECTIONS - Success
-- Performing Test HAVE_CPU_NEON_SUPPORT (check file: cmake/checks/cpu_neon.cpp)
-- Performing Test HAVE_CPU_NEON_SUPPORT - Success
-- Performing Test HAVE_CPU_FP16_SUPPORT (check file: cmake/checks/cpu_fp16.cpp)
-- Performing Test HAVE_CPU_FP16_SUPPORT - Success
-- Dispatch optimization VFPV3 is not available, skipped
-- Performing Test HAVE_CPU_BASELINE_FLAGS
-- Performing Test HAVE_CPU_BASELINE_FLAGS - Success
-- Performing Test HAVE_CPU_DISPATCH_FLAGS_FP16
-- Performing Test HAVE_CPU_DISPATCH_FLAGS_FP16 - Success
-- Performing Test HAVE_CXX_FVISIBILITY_HIDDEN
-- Performing Test HAVE_CXX_FVISIBILITY_HIDDEN - Success
-- Performing Test HAVE_C_FVISIBILITY_HIDDEN
-- Performing Test HAVE_C_FVISIBILITY_HIDDEN - Success
-- Performing Test HAVE_CXX_FVISIBILITY_INLINES_HIDDEN
-- Performing Test HAVE_CXX_FVISIBILITY_INLINES_HIDDEN - Success
-- Performing Test HAVE_C_FVISIBILITY_INLINES_HIDDEN
-- Performing Test HAVE_C_FVISIBILITY_INLINES_HIDDEN - Success
-- Looking for pthread.h
-- Looking for pthread.h - found
-- Looking for posix_memalign
-- Looking for posix_memalign - found
-- Looking for malloc.h
-- Looking for malloc.h - found
-- Looking for memalign
-- Looking for memalign - found
-- Found ZLIB: /gnu/store/rhrxyws0zzq02zpk6y9hhcbiibwag5ls-zlib-1.2.11/lib/libz.so (found suitable version "1.2.11", minimum required is "1.2.3") 
-- Found JPEG: /gnu/store/kdm9ry72fwfb62k4j24j0b8c7kb34jwg-libjpeg-turbo-2.0.5/lib/libjpeg.so (found version "62") 
-- Found TIFF: /gnu/store/xxddk1w8428lp9223n631299vd8h24f9-libtiff-4.3.0/lib/libtiff.so (found version "4.3.0")  
-- Found WebP: /gnu/store/ikqr329nczyzwnmpjglqd6d3iwjp92pb-libwebp-1.2.0/lib/libwebp.so  
-- Found Jasper: /gnu/store/c7br7p7dwa2xhbbqzvb9lq28gcilhy2z-jasper-2.0.33/lib/libjasper.so (found version "2.0.33") 
-- Found ZLIB: /gnu/store/rhrxyws0zzq02zpk6y9hhcbiibwag5ls-zlib-1.2.11/lib/libz.so (found version "1.2.11") 
-- Found PNG: /gnu/store/pri7zcp9lbsh06andky2gk5qdvqxkpaa-libpng-1.6.37/lib/libpng.so (found version "1.6.37") 
-- Looking for /gnu/store/pri7zcp9lbsh06andky2gk5qdvqxkpaa-libpng-1.6.37/include/libpng/png.h
-- Looking for /gnu/store/pri7zcp9lbsh06andky2gk5qdvqxkpaa-libpng-1.6.37/include/libpng/png.h - not found
-- Found OpenEXR: /gnu/store/3xmlwzsdsx6y6662qavdg4vwvfvx8bsp-openexr-2.5.7/lib/libIlmImf.so
-- Checking for module 'gtk+-3.0'
--   No package 'gtk+-3.0' found
-- Checking for module 'gtk+-2.0'
--   Found gtk+-2.0, version 2.24.33
-- Checking for module 'gthread-2.0'
--   Found gthread-2.0, version 2.70.0
-- Checking for module 'gstreamer-base-1.0'
--   No package 'gstreamer-base-1.0' found
-- Checking for module 'gstreamer-video-1.0'
--   No package 'gstreamer-video-1.0' found
-- Checking for module 'gstreamer-app-1.0'
--   No package 'gstreamer-app-1.0' found
-- Checking for module 'gstreamer-riff-1.0'
--   No package 'gstreamer-riff-1.0' found
-- Checking for module 'gstreamer-pbutils-1.0'
--   No package 'gstreamer-pbutils-1.0' found
-- Checking for module 'gstreamer-base-0.10'
--   No package 'gstreamer-base-0.10' found
-- Checking for module 'gstreamer-video-0.10'
--   No package 'gstreamer-video-0.10' found
-- Checking for module 'gstreamer-app-0.10'
--   No package 'gstreamer-app-0.10' found
-- Checking for module 'gstreamer-riff-0.10'
--   No package 'gstreamer-riff-0.10' found
-- Checking for module 'gstreamer-pbutils-0.10'
--   No package 'gstreamer-pbutils-0.10' found
-- Checking for module 'libdc1394-2'
--   No package 'libdc1394-2' found
-- Checking for module 'libdc1394'
--   No package 'libdc1394' found
-- Looking for linux/videodev.h
-- Looking for linux/videodev.h - not found
-- Looking for linux/videodev2.h
-- Looking for linux/videodev2.h - found
-- Looking for sys/videoio.h
-- Looking for sys/videoio.h - not found
-- Checking for modules 'libavcodec;libavformat;libavutil;libswscale'
--   Found libavcodec, version 57.107.100
--   Found libavformat, version 57.83.100
--   Found libavutil, version 55.78.100
--   Found libswscale, version 4.8.100
-- Checking for module 'libavresample'
--   Found libavresample, version 3.7.0
-- Could not find OpenBLAS include. Turning OpenBLAS_FOUND off
-- Could not find OpenBLAS lib. Turning OpenBLAS_FOUND off
-- Could NOT find Atlas (missing: Atlas_CBLAS_INCLUDE_DIR Atlas_CLAPACK_INCLUDE_DIR Atlas_CBLAS_LIBRARY Atlas_BLAS_LIBRARY Atlas_LAPACK_LIBRARY) 
-- Looking for sgemm_
-- Looking for sgemm_ - not found
-- Looking for pthread.h
-- Looking for pthread.h - found
-- Performing Test CMAKE_HAVE_LIBC_PTHREAD
-- Performing Test CMAKE_HAVE_LIBC_PTHREAD - Success
-- Found Threads: TRUE  
-- Looking for sgemm_
-- Looking for sgemm_ - not found
-- Could NOT find BLAS (missing: BLAS_LIBRARIES) 
-- Could NOT find LAPACK (missing: LAPACK_LIBRARIES) 
    Reason given by package: LAPACK could not be found because dependency BLAS could not be found.

-- Could NOT find JNI (missing: JAVA_AWT_LIBRARY JAVA_JVM_LIBRARY JAVA_INCLUDE_PATH JAVA_INCLUDE_PATH2 JAVA_AWT_INCLUDE_PATH) 
CMake Warning at cmake/OpenCVDetectOpenCL.cmake:28 (message):
  Can't use OpenCL
Call Stack (most recent call first):
  CMakeLists.txt:678 (include)


-- Could NOT find Matlab (missing: MATLAB_MEX_SCRIPT MATLAB_INCLUDE_DIRS MATLAB_ROOT_DIR MATLAB_LIBRARIES MATLAB_LIBRARY_DIRS MATLAB_MEXEXT MATLAB_ARCH MATLAB_BIN) 
-- VTK is not found. Please set -DVTK_DIR in CMake to VTK build directory, or to VTK install subdirectory with VTKConfig.cmake file
-- Performing Test HAVE_CXX_WNO_UNDEF
-- Performing Test HAVE_CXX_WNO_UNDEF - Success
-- Caffe:   NO
-- Found Protobuf: /gnu/store/m3wflb5nmqi6lg2x8cy6j6ridgxdrr2m-protobuf-3.17.3/lib/libprotobuf.so (found version "3.17.3") 
-- Protobuf:   YES
-- Glog:   NO
-- Performing Test HAVE_CXX_WNO_SUGGEST_OVERRIDE
-- Performing Test HAVE_CXX_WNO_SUGGEST_OVERRIDE - Success
-- Checking for one of the modules 'freetype2'
-- Checking for one of the modules 'harfbuzz'
-- freetype2:   YES
-- harfbuzz:    YES
-- Found HDF5: /gnu/store/kgy8qz7v6wmrh3dshc68mzwyic5v7r3y-hdf5-1.10.7/lib/libhdf5.so;/gnu/store/skfhr2f8b7jnnpiarrrcjn6qx0xzfw00-glibc-2.33/lib/libpthread.so;/gnu/store/rhrxyws0zzq02zpk6y9hhcbiibwag5ls-zlib-1.2.11/lib/libz.so;/gnu/store/skfhr2f8b7jnnpiarrrcjn6qx0xzfw00-glibc-2.33/lib/libdl.so;/gnu/store/skfhr2f8b7jnnpiarrrcjn6qx0xzfw00-glibc-2.33/lib/libm.so (found version "1.10.7")  
-- Performing Test HAVE_CXX_WNO_INVALID_OFFSETOF
-- Performing Test HAVE_CXX_WNO_INVALID_OFFSETOF - Success
-- Module opencv_ovis disabled because OGRE3D was not found
-- No preference for use of exported gflags CMake configuration set, and no hints for include/library directories provided. Defaulting to preferring an installed/exported gflags CMake configuration if available.
-- Failed to find installed gflags CMake configuration, searching for gflags build directories exported with CMake.
-- Failed to find gflags - Failed to find an installed/exported CMake configuration for gflags, will perform search for installed gflags components.
-- Failed to find gflags - Could not find gflags include directory, set GFLAGS_INCLUDE_DIR to directory containing gflags/gflags.h
-- Failed to find glog - Could not find glog include directory, set GLOG_INCLUDE_DIR to directory containing glog/logging.h
-- Module opencv_sfm disabled because the following dependencies are not found: Eigen Glog/Gflags
-- Excluding from source files list: modules/core/src/convert.avx2.cpp
-- Excluding from source files list: modules/core/src/convert.sse4_1.cpp
-- Excluding from source files list: <BUILD>/modules/core/test/test_intrin128.sse2.cpp
-- Excluding from source files list: <BUILD>/modules/core/test/test_intrin128.sse3.cpp
-- Excluding from source files list: <BUILD>/modules/core/test/test_intrin128.ssse3.cpp
-- Excluding from source files list: <BUILD>/modules/core/test/test_intrin128.sse4_1.cpp
-- Excluding from source files list: <BUILD>/modules/core/test/test_intrin128.sse4_2.cpp
-- Excluding from source files list: <BUILD>/modules/core/test/test_intrin128.avx.cpp
-- Excluding from source files list: <BUILD>/modules/core/test/test_intrin128.avx2.cpp
-- Excluding from source files list: <BUILD>/modules/core/test/test_intrin256.avx2.cpp
-- Excluding from source files list: modules/imgproc/src/corner.avx.cpp
-- Excluding from source files list: modules/imgproc/src/filter.avx2.cpp
-- Excluding from source files list: modules/imgproc/src/imgwarp.avx2.cpp
-- Excluding from source files list: modules/imgproc/src/imgwarp.sse4_1.cpp
-- Excluding from source files list: modules/imgproc/src/resize.avx2.cpp
-- Excluding from source files list: modules/imgproc/src/resize.sse4_1.cpp
-- Excluding from source files list: modules/imgproc/src/undistort.avx2.cpp
-- Excluding from source files list: modules/objdetect/src/haar.avx.cpp
-- Registering hook 'INIT_MODULE_SOURCES_opencv_dnn': /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/cmake/hooks/INIT_MODULE_SOURCES_opencv_dnn.cmake
-- Performing Test HAVE_CXX_WNO_SHADOW
-- Performing Test HAVE_CXX_WNO_SHADOW - Success
-- Performing Test HAVE_CXX_WNO_PARENTHESES
-- Performing Test HAVE_CXX_WNO_PARENTHESES - Success
-- Performing Test HAVE_CXX_WNO_MAYBE_UNINITIALIZED
-- Performing Test HAVE_CXX_WNO_MAYBE_UNINITIALIZED - Success
-- Performing Test HAVE_CXX_WNO_SIGN_PROMO
-- Performing Test HAVE_CXX_WNO_SIGN_PROMO - Success
-- Performing Test HAVE_CXX_WNO_MISSING_DECLARATIONS
-- Performing Test HAVE_CXX_WNO_MISSING_DECLARATIONS - Success
-- Performing Test HAVE_CXX_WNO_MISSING_PROTOTYPES
-- Performing Test HAVE_CXX_WNO_MISSING_PROTOTYPES - Success
-- Performing Test HAVE_CXX_WNO_DEPRECATED
-- Performing Test HAVE_CXX_WNO_DEPRECATED - Success
-- Performing Test HAVE_CXX_WNO_UNUSED_PARAMETER
-- Performing Test HAVE_CXX_WNO_UNUSED_PARAMETER - Success
-- Performing Test HAVE_CXX_WNO_UNUSED_LOCAL_TYPEDEFS
-- Performing Test HAVE_CXX_WNO_UNUSED_LOCAL_TYPEDEFS - Success
-- Performing Test HAVE_CXX_WNO_SIGN_COMPARE
-- Performing Test HAVE_CXX_WNO_SIGN_COMPARE - Success
-- Performing Test HAVE_CXX_WNO_TAUTOLOGICAL_UNDEFINED_COMPARE
-- Performing Test HAVE_CXX_WNO_TAUTOLOGICAL_UNDEFINED_COMPARE - Failed
-- Performing Test HAVE_CXX_WNO_IGNORED_QUALIFIERS
-- Performing Test HAVE_CXX_WNO_IGNORED_QUALIFIERS - Success
-- Performing Test HAVE_CXX_WNO_EXTRA
-- Performing Test HAVE_CXX_WNO_EXTRA - Success
-- Performing Test HAVE_CXX_WNO_UNUSED_FUNCTION
-- Performing Test HAVE_CXX_WNO_UNUSED_FUNCTION - Success
-- Performing Test HAVE_CXX_WNO_UNUSED_CONST_VARIABLE
-- Performing Test HAVE_CXX_WNO_UNUSED_CONST_VARIABLE - Success
-- Performing Test HAVE_CXX_WNO_DEPRECATED_DECLARATIONS
-- Performing Test HAVE_CXX_WNO_DEPRECATED_DECLARATIONS - Success
-- Performing Test HAVE_CXX_WNO_ERROR_NON_VIRTUAL_DTOR
-- Performing Test HAVE_CXX_WNO_ERROR_NON_VIRTUAL_DTOR - Success
-- Performing Test HAVE_CXX_WNO_ENUM_COMPARE
-- Performing Test HAVE_CXX_WNO_ENUM_COMPARE - Success
-- opencv_dnn: filter out ocl4dnn source code
-- Excluding from source files list: <BUILD>/modules/dnn/layers/layers_common.avx.cpp
-- Excluding from source files list: <BUILD>/modules/dnn/layers/layers_common.avx2.cpp
-- Excluding from source files list: <BUILD>/modules/dnn/layers/layers_common.avx512_skx.cpp
-- data: Download: face_landmark_model.dat
-- 
=======================================================================
  Couldn't download files from the Internet.
  Please check the Internet access on this host.
=======================================================================

CMake Warning at cmake/OpenCVDownload.cmake:193 (message):
  data: Download failed: 6;"Couldn't resolve host name"

  For details please refer to the download log file:

  /tmp/guix-build-opencv-3.4.3.drv-0/build/CMakeDownloadLog.txt

Call Stack (most recent call first):
  /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/CMakeLists.txt:13 (ocv_download)


CMake Warning at /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/CMakeLists.txt:26 (message):
  Face: Can't get model file for face alignment.


-- freetype2:   YES
-- harfbuzz:    YES
-- Excluding from source files list: modules/features2d/src/fast.avx2.cpp
-- Performing Test HAVE_CXX_WNO_OVERLOADED_VIRTUAL
-- Performing Test HAVE_CXX_WNO_OVERLOADED_VIRTUAL - Success
-- Checking for modules 'tesseract;lept'
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--   No package 'lept' found
-- Tesseract:   NO
-- Performing Test HAVE_CXX_WNO_IMPLICIT_FALLTHROUGH
-- Performing Test HAVE_CXX_WNO_IMPLICIT_FALLTHROUGH - Success
<string>:1: DeprecationWarning: SO is deprecated, use EXT_SUFFIX
-- Performing Test HAVE_CXX_WNO_UNUSED_PRIVATE_FIELD
-- Performing Test HAVE_CXX_WNO_UNUSED_PRIVATE_FIELD - Failed
-- Performing Test HAVE_CXX_WNO_INCONSISTENT_MISSING_OVERRIDE
-- Performing Test HAVE_CXX_WNO_INCONSISTENT_MISSING_OVERRIDE - Failed
-- 
-- General configuration for OpenCV 3.4.3 =====================================
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-- -----------------------------------------------------------------
-- 
-- Configuring done
-- Generating done
-- Build files have been written to: /tmp/guix-build-opencv-3.4.3.drv-0/build
phase `configure' succeeded after 80.5 seconds
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/gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_progress_start /tmp/guix-build-opencv-3.4.3.drv-0/build/CMakeFiles /tmp/guix-build-opencv-3.4.3.drv-0/build//CMakeFiles/progress.marks
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cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/CMakeFiles/gen-pkgconfig.dir/DependInfo.cmake --color=
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/gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -DCMAKE_HELPER_SCRIPT=/tmp/guix-build-opencv-3.4.3.drv-0/build/OpenCVGenPkgConfig.info.cmake -P /tmp/guix-build-opencv-3.4.3.drv-0/source/cmake/OpenCVGenPkgconfig.cmake
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python_bindings_generator && /gnu/store/fmvmsjllz18d2hppxj723qjj788l1his-python-3.9.6/bin/python3 /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/python/bindings/..//src2/gen2.py /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python_bindings_generator /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python_bindings_generator/headers.txt
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core/CMakeFiles/opencv_core.dir/DependInfo.cmake --color=
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cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/arithm.cpp.o -MF CMakeFiles/opencv_core.dir/src/arithm.cpp.o.d -o CMakeFiles/opencv_core.dir/src/arithm.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/arithm.cpp
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cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -DHAVE_MALLOC_H=1 -DHAVE_MEMALIGN=1 -DHAVE_POSIX_MEMALIGN=1 -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/alloc.cpp.o -MF CMakeFiles/opencv_core.dir/src/alloc.cpp.o.d -o CMakeFiles/opencv_core.dir/src/alloc.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/alloc.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/array.cpp.o -MF CMakeFiles/opencv_core.dir/src/array.cpp.o.d -o CMakeFiles/opencv_core.dir/src/array.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/array.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/batch_distance.cpp.o -MF CMakeFiles/opencv_core.dir/src/batch_distance.cpp.o.d -o CMakeFiles/opencv_core.dir/src/batch_distance.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/batch_distance.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/channels.cpp.o -MF CMakeFiles/opencv_core.dir/src/channels.cpp.o.d -o CMakeFiles/opencv_core.dir/src/channels.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/channels.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[  1%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/command_line_parser.cpp.o
[  1%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/check.cpp.o
[  1%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/conjugate_gradient.cpp.o
[  1%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/convert.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/check.cpp.o -MF CMakeFiles/opencv_core.dir/src/check.cpp.o.d -o CMakeFiles/opencv_core.dir/src/check.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/check.cpp
[  1%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/count_non_zero.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/command_line_parser.cpp.o -MF CMakeFiles/opencv_core.dir/src/command_line_parser.cpp.o.d -o CMakeFiles/opencv_core.dir/src/command_line_parser.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/command_line_parser.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/conjugate_gradient.cpp.o -MF CMakeFiles/opencv_core.dir/src/conjugate_gradient.cpp.o.d -o CMakeFiles/opencv_core.dir/src/conjugate_gradient.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/conjugate_gradient.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/convert.cpp.o -MF CMakeFiles/opencv_core.dir/src/convert.cpp.o.d -o CMakeFiles/opencv_core.dir/src/convert.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/convert.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/count_non_zero.cpp.o -MF CMakeFiles/opencv_core.dir/src/count_non_zero.cpp.o.d -o CMakeFiles/opencv_core.dir/src/count_non_zero.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/count_non_zero.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[  1%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/cuda_gpu_mat.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/cuda_gpu_mat.cpp.o -MF CMakeFiles/opencv_core.dir/src/cuda_gpu_mat.cpp.o.d -o CMakeFiles/opencv_core.dir/src/cuda_gpu_mat.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/cuda_gpu_mat.cpp
[  1%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/copy.cpp.o
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/copy.cpp.o -MF CMakeFiles/opencv_core.dir/src/copy.cpp.o.d -o CMakeFiles/opencv_core.dir/src/copy.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[  1%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/convert_c.cpp.o
[  1%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/convert_scale.cpp.o
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/convert_c.cpp.o -MF CMakeFiles/opencv_core.dir/src/convert_c.cpp.o.d -o CMakeFiles/opencv_core.dir/src/convert_c.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/convert_c.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/convert_scale.cpp.o -MF CMakeFiles/opencv_core.dir/src/convert_scale.cpp.o.d -o CMakeFiles/opencv_core.dir/src/convert_scale.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/convert_scale.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[  1%] Built target gen_opencv_python_source
[  1%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/cuda_host_mem.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/cuda_host_mem.cpp.o -MF CMakeFiles/opencv_core.dir/src/cuda_host_mem.cpp.o.d -o CMakeFiles/opencv_core.dir/src/cuda_host_mem.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/cuda_host_mem.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/batch_distance.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/array.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/arithm.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/alloc.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/algorithm.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/cuda_gpu_mat.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/convert_c.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/count_non_zero.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/convert_scale.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/command_line_parser.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/channels.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/conjugate_gradient.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/check.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/convert.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/array.cpp: In function ‘CvArr* cvReshapeMatND(const CvArr*, int, CvArr*, int, int, int*)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/array.cpp:2601:32: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 2601 |             *(CvMat*)_header = header;
      |                                ^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/array.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/array.cpp: In function ‘CvMat* cvReshape(const CvArr*, CvMat*, int, int)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/array.cpp:2736:20: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 2736 |         *header = *mat;
      |                    ^~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/array.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp: In instantiation of ‘void cv::copyMask_(const uchar*, size_t, const uchar*, size_t, uchar*, size_t, cv::Size) [with T = cv::Vec<unsigned char, 3>; uchar = unsigned char; size_t = long unsigned int; cv::Size = cv::Size_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:198:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:68:24: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
   68 |                 dst[x] = src[x];
      |                 ~~~~~~~^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:70:26: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
   70 |                 dst[x+1] = src[x+1];
      |                 ~~~~~~~~~^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:72:26: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
   72 |                 dst[x+2] = src[x+2];
      |                 ~~~~~~~~~^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:74:26: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
   74 |                 dst[x+3] = src[x+3];
      |                 ~~~~~~~~~^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:79:24: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
   79 |                 dst[x] = src[x];
      |                 ~~~~~~~^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp: In instantiation of ‘void cv::copyMask_(const uchar*, size_t, const uchar*, size_t, uchar*, size_t, cv::Size) [with T = cv::Vec<int, 3>; uchar = unsigned char; size_t = long unsigned int; cv::Size = cv::Size_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:199:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:68:24: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
   68 |                 dst[x] = src[x];
      |                 ~~~~~~~^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:70:26: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
   70 |                 dst[x+1] = src[x+1];
      |                 ~~~~~~~~~^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:72:26: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
   72 |                 dst[x+2] = src[x+2];
      |                 ~~~~~~~~~^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:74:26: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
   74 |                 dst[x+3] = src[x+3];
      |                 ~~~~~~~~~^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:79:24: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
   79 |                 dst[x] = src[x];
      |                 ~~~~~~~^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp: In instantiation of ‘void cv::copyMask_(const uchar*, size_t, const uchar*, size_t, uchar*, size_t, cv::Size) [with T = cv::Vec<short int, 3>; uchar = unsigned char; size_t = long unsigned int; cv::Size = cv::Size_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:204:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:68:24: warning: implicitly-declared ‘constexpr cv::Vec<short int, 3>& cv::Vec<short int, 3>::operator=(const cv::Vec<short int, 3>&)’ is deprecated [-Wdeprecated-copy]
   68 |                 dst[x] = src[x];
      |                 ~~~~~~~^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:70:26: warning: implicitly-declared ‘constexpr cv::Vec<short int, 3>& cv::Vec<short int, 3>::operator=(const cv::Vec<short int, 3>&)’ is deprecated [-Wdeprecated-copy]
   70 |                 dst[x+1] = src[x+1];
      |                 ~~~~~~~~~^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:72:26: warning: implicitly-declared ‘constexpr cv::Vec<short int, 3>& cv::Vec<short int, 3>::operator=(const cv::Vec<short int, 3>&)’ is deprecated [-Wdeprecated-copy]
   72 |                 dst[x+2] = src[x+2];
      |                 ~~~~~~~~~^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:74:26: warning: implicitly-declared ‘constexpr cv::Vec<short int, 3>& cv::Vec<short int, 3>::operator=(const cv::Vec<short int, 3>&)’ is deprecated [-Wdeprecated-copy]
   74 |                 dst[x+3] = src[x+3];
      |                 ~~~~~~~~~^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:79:24: warning: implicitly-declared ‘constexpr cv::Vec<short int, 3>& cv::Vec<short int, 3>::operator=(const cv::Vec<short int, 3>&)’ is deprecated [-Wdeprecated-copy]
   79 |                 dst[x] = src[x];
      |                 ~~~~~~~^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp: In instantiation of ‘void cv::copyMask_(const uchar*, size_t, const uchar*, size_t, uchar*, size_t, cv::Size) [with T = cv::Vec<int, 2>; uchar = unsigned char; size_t = long unsigned int; cv::Size = cv::Size_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:205:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:68:24: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
   68 |                 dst[x] = src[x];
      |                 ~~~~~~~^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:70:26: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
   70 |                 dst[x+1] = src[x+1];
      |                 ~~~~~~~~~^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:72:26: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
   72 |                 dst[x+2] = src[x+2];
      |                 ~~~~~~~~~^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:74:26: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
   74 |                 dst[x+3] = src[x+3];
      |                 ~~~~~~~~~^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:79:24: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
   79 |                 dst[x] = src[x];
      |                 ~~~~~~~^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp: In instantiation of ‘void cv::copyMask_(const uchar*, size_t, const uchar*, size_t, uchar*, size_t, cv::Size) [with T = cv::Vec<int, 4>; uchar = unsigned char; size_t = long unsigned int; cv::Size = cv::Size_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:206:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:68:24: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
   68 |                 dst[x] = src[x];
      |                 ~~~~~~~^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:70:26: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
   70 |                 dst[x+1] = src[x+1];
      |                 ~~~~~~~~~^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:72:26: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
   72 |                 dst[x+2] = src[x+2];
      |                 ~~~~~~~~~^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:74:26: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
   74 |                 dst[x+3] = src[x+3];
      |                 ~~~~~~~~~^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:79:24: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
   79 |                 dst[x] = src[x];
      |                 ~~~~~~~^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp: In instantiation of ‘void cv::copyMask_(const uchar*, size_t, const uchar*, size_t, uchar*, size_t, cv::Size) [with T = cv::Vec<int, 6>; uchar = unsigned char; size_t = long unsigned int; cv::Size = cv::Size_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:207:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:68:24: warning: implicitly-declared ‘constexpr cv::Vec<int, 6>& cv::Vec<int, 6>::operator=(const cv::Vec<int, 6>&)’ is deprecated [-Wdeprecated-copy]
   68 |                 dst[x] = src[x];
      |                 ~~~~~~~^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 6>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 6]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:70:26: warning: implicitly-declared ‘constexpr cv::Vec<int, 6>& cv::Vec<int, 6>::operator=(const cv::Vec<int, 6>&)’ is deprecated [-Wdeprecated-copy]
   70 |                 dst[x+1] = src[x+1];
      |                 ~~~~~~~~~^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 6>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 6]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:72:26: warning: implicitly-declared ‘constexpr cv::Vec<int, 6>& cv::Vec<int, 6>::operator=(const cv::Vec<int, 6>&)’ is deprecated [-Wdeprecated-copy]
   72 |                 dst[x+2] = src[x+2];
      |                 ~~~~~~~~~^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 6>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 6]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:74:26: warning: implicitly-declared ‘constexpr cv::Vec<int, 6>& cv::Vec<int, 6>::operator=(const cv::Vec<int, 6>&)’ is deprecated [-Wdeprecated-copy]
   74 |                 dst[x+3] = src[x+3];
      |                 ~~~~~~~~~^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 6>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 6]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:79:24: warning: implicitly-declared ‘constexpr cv::Vec<int, 6>& cv::Vec<int, 6>::operator=(const cv::Vec<int, 6>&)’ is deprecated [-Wdeprecated-copy]
   79 |                 dst[x] = src[x];
      |                 ~~~~~~~^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 6>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 6]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp: In instantiation of ‘void cv::copyMask_(const uchar*, size_t, const uchar*, size_t, uchar*, size_t, cv::Size) [with T = cv::Vec<int, 8>; uchar = unsigned char; size_t = long unsigned int; cv::Size = cv::Size_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:208:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:68:24: warning: implicitly-declared ‘constexpr cv::Vec<int, 8>& cv::Vec<int, 8>::operator=(const cv::Vec<int, 8>&)’ is deprecated [-Wdeprecated-copy]
   68 |                 dst[x] = src[x];
      |                 ~~~~~~~^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 8>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 8]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:70:26: warning: implicitly-declared ‘constexpr cv::Vec<int, 8>& cv::Vec<int, 8>::operator=(const cv::Vec<int, 8>&)’ is deprecated [-Wdeprecated-copy]
   70 |                 dst[x+1] = src[x+1];
      |                 ~~~~~~~~~^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 8>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 8]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:72:26: warning: implicitly-declared ‘constexpr cv::Vec<int, 8>& cv::Vec<int, 8>::operator=(const cv::Vec<int, 8>&)’ is deprecated [-Wdeprecated-copy]
   72 |                 dst[x+2] = src[x+2];
      |                 ~~~~~~~~~^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 8>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 8]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:74:26: warning: implicitly-declared ‘constexpr cv::Vec<int, 8>& cv::Vec<int, 8>::operator=(const cv::Vec<int, 8>&)’ is deprecated [-Wdeprecated-copy]
   74 |                 dst[x+3] = src[x+3];
      |                 ~~~~~~~~~^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 8>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 8]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:79:24: warning: implicitly-declared ‘constexpr cv::Vec<int, 8>& cv::Vec<int, 8>::operator=(const cv::Vec<int, 8>&)’ is deprecated [-Wdeprecated-copy]
   79 |                 dst[x] = src[x];
      |                 ~~~~~~~^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/copy.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 8>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 8]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
[  1%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/cuda_info.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/cuda_info.cpp.o -MF CMakeFiles/opencv_core.dir/src/cuda_info.cpp.o.d -o CMakeFiles/opencv_core.dir/src/cuda_info.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/cuda_info.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[  2%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/cuda_stream.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/cuda_stream.cpp.o -MF CMakeFiles/opencv_core.dir/src/cuda_stream.cpp.o.d -o CMakeFiles/opencv_core.dir/src/cuda_stream.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/cuda_stream.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[  2%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/datastructs.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/datastructs.cpp.o -MF CMakeFiles/opencv_core.dir/src/datastructs.cpp.o.d -o CMakeFiles/opencv_core.dir/src/datastructs.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/datastructs.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[  2%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/directx.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/directx.cpp.o -MF CMakeFiles/opencv_core.dir/src/directx.cpp.o.d -o CMakeFiles/opencv_core.dir/src/directx.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/directx.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/cuda_host_mem.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[  2%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/downhill_simplex.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/downhill_simplex.cpp.o -MF CMakeFiles/opencv_core.dir/src/downhill_simplex.cpp.o.d -o CMakeFiles/opencv_core.dir/src/downhill_simplex.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/downhill_simplex.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[  2%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/dxt.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/dxt.cpp.o -MF CMakeFiles/opencv_core.dir/src/dxt.cpp.o.d -o CMakeFiles/opencv_core.dir/src/dxt.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/dxt.cpp
[  2%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/gl_core_3_1.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/gl_core_3_1.cpp.o -MF CMakeFiles/opencv_core.dir/src/gl_core_3_1.cpp.o.d -o CMakeFiles/opencv_core.dir/src/gl_core_3_1.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/gl_core_3_1.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[  2%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/glob.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/glob.cpp.o -MF CMakeFiles/opencv_core.dir/src/glob.cpp.o.d -o CMakeFiles/opencv_core.dir/src/glob.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/glob.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[  2%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/hal_internal.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/hal_internal.cpp.o -MF CMakeFiles/opencv_core.dir/src/hal_internal.cpp.o.d -o CMakeFiles/opencv_core.dir/src/hal_internal.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/hal_internal.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[  2%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/kmeans.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/kmeans.cpp.o -MF CMakeFiles/opencv_core.dir/src/kmeans.cpp.o.d -o CMakeFiles/opencv_core.dir/src/kmeans.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/kmeans.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/cuda_info.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[  2%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/lapack.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/lapack.cpp.o -MF CMakeFiles/opencv_core.dir/src/lapack.cpp.o.d -o CMakeFiles/opencv_core.dir/src/lapack.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/lapack.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[  2%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/lda.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/lda.cpp.o -MF CMakeFiles/opencv_core.dir/src/lda.cpp.o.d -o CMakeFiles/opencv_core.dir/src/lda.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/lda.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/cuda_stream.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/datastructs.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[  3%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/logger.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/logger.cpp.o -MF CMakeFiles/opencv_core.dir/src/logger.cpp.o.d -o CMakeFiles/opencv_core.dir/src/logger.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/logger.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/glob.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/dxt.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/downhill_simplex.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/gl_core_3_1.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[  3%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/lpsolver.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/lpsolver.cpp.o -MF CMakeFiles/opencv_core.dir/src/lpsolver.cpp.o.d -o CMakeFiles/opencv_core.dir/src/lpsolver.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/lpsolver.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[  3%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/lut.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/lut.cpp.o -MF CMakeFiles/opencv_core.dir/src/lut.cpp.o.d -o CMakeFiles/opencv_core.dir/src/lut.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/lut.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/directx.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[  3%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/mathfuncs.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/mathfuncs.cpp.o -MF CMakeFiles/opencv_core.dir/src/mathfuncs.cpp.o.d -o CMakeFiles/opencv_core.dir/src/mathfuncs.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/mathfuncs.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[  3%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/mathfuncs_core.dispatch.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/mathfuncs_core.dispatch.cpp.o -MF CMakeFiles/opencv_core.dir/src/mathfuncs_core.dispatch.cpp.o.d -o CMakeFiles/opencv_core.dir/src/mathfuncs_core.dispatch.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/mathfuncs_core.dispatch.cpp
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/kmeans.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/hal_internal.hpp:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/hal_internal.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[  3%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/matmul.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/matmul.cpp.o -MF CMakeFiles/opencv_core.dir/src/matmul.cpp.o.d -o CMakeFiles/opencv_core.dir/src/matmul.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matmul.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/kmeans.cpp: In function ‘double cv::kmeans(cv::InputArray, int, cv::InputOutputArray, cv::TermCriteria, int, int, cv::OutputArray)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/kmeans.cpp:301:52: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  301 |                 box[j] = Vec2f(sample[j], sample[j]);
      |                                                    ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/kmeans.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
[  3%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/matrix.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/matrix.cpp.o -MF CMakeFiles/opencv_core.dir/src/matrix.cpp.o.d -o CMakeFiles/opencv_core.dir/src/matrix.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix.cpp
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/lda.cpp:19:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[  3%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/matrix_c.cpp.o
[  3%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/matrix_decomp.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/matrix_c.cpp.o -MF CMakeFiles/opencv_core.dir/src/matrix_c.cpp.o.d -o CMakeFiles/opencv_core.dir/src/matrix_c.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_c.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/matrix_decomp.cpp.o -MF CMakeFiles/opencv_core.dir/src/matrix_decomp.cpp.o.d -o CMakeFiles/opencv_core.dir/src/matrix_decomp.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_decomp.cpp
[  3%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/matrix_expressions.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/matrix_expressions.cpp.o -MF CMakeFiles/opencv_core.dir/src/matrix_expressions.cpp.o.d -o CMakeFiles/opencv_core.dir/src/matrix_expressions.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_expressions.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/lapack.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/lpsolver.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/logger.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/mathfuncs.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/lut.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[  4%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/matrix_iterator.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/matrix_iterator.cpp.o -MF CMakeFiles/opencv_core.dir/src/matrix_iterator.cpp.o.d -o CMakeFiles/opencv_core.dir/src/matrix_iterator.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_iterator.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/mathfuncs_core.dispatch.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[  4%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/matrix_operations.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/matrix_operations.cpp.o -MF CMakeFiles/opencv_core.dir/src/matrix_operations.cpp.o.d -o CMakeFiles/opencv_core.dir/src/matrix_operations.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[  4%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/matrix_sparse.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/matrix_sparse.cpp.o -MF CMakeFiles/opencv_core.dir/src/matrix_sparse.cpp.o.d -o CMakeFiles/opencv_core.dir/src/matrix_sparse.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_sparse.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_expressions.cpp:12:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matmul.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_c.cpp:2:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[  4%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/matrix_wrap.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/matrix_wrap.cpp.o -MF CMakeFiles/opencv_core.dir/src/matrix_wrap.cpp.o.d -o CMakeFiles/opencv_core.dir/src/matrix_wrap.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_wrap.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[  4%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/mean.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/mean.cpp.o -MF CMakeFiles/opencv_core.dir/src/mean.cpp.o.d -o CMakeFiles/opencv_core.dir/src/mean.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/mean.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_decomp.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_iterator.cpp:7:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[  4%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/merge.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/merge.cpp.o -MF CMakeFiles/opencv_core.dir/src/merge.cpp.o.d -o CMakeFiles/opencv_core.dir/src/merge.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/merge.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[  4%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/minmax.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/minmax.cpp.o -MF CMakeFiles/opencv_core.dir/src/minmax.cpp.o.d -o CMakeFiles/opencv_core.dir/src/minmax.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/minmax.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[  4%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/norm.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/norm.cpp.o -MF CMakeFiles/opencv_core.dir/src/norm.cpp.o.d -o CMakeFiles/opencv_core.dir/src/norm.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/norm.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:7:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[  4%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/ocl.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/ocl.cpp.o -MF CMakeFiles/opencv_core.dir/src/ocl.cpp.o.d -o CMakeFiles/opencv_core.dir/src/ocl.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/ocl.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_sparse.cpp:7:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[  4%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/opencl/runtime/opencl_clamdblas.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/opencl/runtime/opencl_clamdblas.cpp.o -MF CMakeFiles/opencv_core.dir/src/opencl/runtime/opencl_clamdblas.cpp.o.d -o CMakeFiles/opencv_core.dir/src/opencl/runtime/opencl_clamdblas.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/opencl/runtime/opencl_clamdblas.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/mean.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp: In instantiation of ‘void cv::transpose_(const uchar*, size_t, uchar*, size_t, cv::Size) [with T = cv::Vec<unsigned char, 3>; uchar = unsigned char; size_t = long unsigned int; cv::Size = cv::Size_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:344:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:284:19: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  284 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:284:36: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  284 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |                            ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:284:53: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  284 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |                                             ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:284:70: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  284 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |                                                              ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:285:19: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  285 |             d1[j] = s0[1]; d1[j+1] = s1[1]; d1[j+2] = s2[1]; d1[j+3] = s3[1];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:285:36: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  285 |             d1[j] = s0[1]; d1[j+1] = s1[1]; d1[j+2] = s2[1]; d1[j+3] = s3[1];
      |                            ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:285:53: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  285 |             d1[j] = s0[1]; d1[j+1] = s1[1]; d1[j+2] = s2[1]; d1[j+3] = s3[1];
      |                                             ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:285:70: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  285 |             d1[j] = s0[1]; d1[j+1] = s1[1]; d1[j+2] = s2[1]; d1[j+3] = s3[1];
      |                                                              ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:286:19: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  286 |             d2[j] = s0[2]; d2[j+1] = s1[2]; d2[j+2] = s2[2]; d2[j+3] = s3[2];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:286:36: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  286 |             d2[j] = s0[2]; d2[j+1] = s1[2]; d2[j+2] = s2[2]; d2[j+3] = s3[2];
      |                            ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:286:53: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  286 |             d2[j] = s0[2]; d2[j+1] = s1[2]; d2[j+2] = s2[2]; d2[j+3] = s3[2];
      |                                             ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:286:70: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  286 |             d2[j] = s0[2]; d2[j+1] = s1[2]; d2[j+2] = s2[2]; d2[j+3] = s3[2];
      |                                                              ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:287:19: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  287 |             d3[j] = s0[3]; d3[j+1] = s1[3]; d3[j+2] = s2[3]; d3[j+3] = s3[3];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:287:36: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  287 |             d3[j] = s0[3]; d3[j+1] = s1[3]; d3[j+2] = s2[3]; d3[j+3] = s3[3];
      |                            ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:287:53: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  287 |             d3[j] = s0[3]; d3[j+1] = s1[3]; d3[j+2] = s2[3]; d3[j+3] = s3[3];
      |                                             ~~~~~~~~^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:287:70: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  287 |             d3[j] = s0[3]; d3[j+1] = s1[3]; d3[j+2] = s2[3]; d3[j+3] = s3[3];
      |                                                              ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:293:19: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  293 |             d0[j] = s0[0]; d1[j] = s0[1]; d2[j] = s0[2]; d3[j] = s0[3];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:293:34: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  293 |             d0[j] = s0[0]; d1[j] = s0[1]; d2[j] = s0[2]; d3[j] = s0[3];
      |                            ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:293:49: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  293 |             d0[j] = s0[0]; d1[j] = s0[1]; d2[j] = s0[2]; d3[j] = s0[3];
      |                                           ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:293:64: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  293 |             d0[j] = s0[0]; d1[j] = s0[1]; d2[j] = s0[2]; d3[j] = s0[3];
      |                                                          ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:309:19: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  309 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:309:36: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  309 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |                            ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:309:53: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  309 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |                                             ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:309:70: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  309 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |                                                              ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:315:19: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  315 |             d0[j] = s0[0];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp: In instantiation of ‘void cv::transpose_(const uchar*, size_t, uchar*, size_t, cv::Size) [with T = cv::Vec<short int, 3>; uchar = unsigned char; size_t = long unsigned int; cv::Size = cv::Size_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:346:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:284:19: warning: implicitly-declared ‘constexpr cv::Vec<short int, 3>& cv::Vec<short int, 3>::operator=(const cv::Vec<short int, 3>&)’ is deprecated [-Wdeprecated-copy]
  284 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:284:36: warning: implicitly-declared ‘constexpr cv::Vec<short int, 3>& cv::Vec<short int, 3>::operator=(const cv::Vec<short int, 3>&)’ is deprecated [-Wdeprecated-copy]
  284 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |                            ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:284:53: warning: implicitly-declared ‘constexpr cv::Vec<short int, 3>& cv::Vec<short int, 3>::operator=(const cv::Vec<short int, 3>&)’ is deprecated [-Wdeprecated-copy]
  284 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |                                             ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:284:70: warning: implicitly-declared ‘constexpr cv::Vec<short int, 3>& cv::Vec<short int, 3>::operator=(const cv::Vec<short int, 3>&)’ is deprecated [-Wdeprecated-copy]
  284 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |                                                              ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:285:19: warning: implicitly-declared ‘constexpr cv::Vec<short int, 3>& cv::Vec<short int, 3>::operator=(const cv::Vec<short int, 3>&)’ is deprecated [-Wdeprecated-copy]
  285 |             d1[j] = s0[1]; d1[j+1] = s1[1]; d1[j+2] = s2[1]; d1[j+3] = s3[1];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:285:36: warning: implicitly-declared ‘constexpr cv::Vec<short int, 3>& cv::Vec<short int, 3>::operator=(const cv::Vec<short int, 3>&)’ is deprecated [-Wdeprecated-copy]
  285 |             d1[j] = s0[1]; d1[j+1] = s1[1]; d1[j+2] = s2[1]; d1[j+3] = s3[1];
      |                            ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:285:53: warning: implicitly-declared ‘constexpr cv::Vec<short int, 3>& cv::Vec<short int, 3>::operator=(const cv::Vec<short int, 3>&)’ is deprecated [-Wdeprecated-copy]
  285 |             d1[j] = s0[1]; d1[j+1] = s1[1]; d1[j+2] = s2[1]; d1[j+3] = s3[1];
      |                                             ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:285:70: warning: implicitly-declared ‘constexpr cv::Vec<short int, 3>& cv::Vec<short int, 3>::operator=(const cv::Vec<short int, 3>&)’ is deprecated [-Wdeprecated-copy]
  285 |             d1[j] = s0[1]; d1[j+1] = s1[1]; d1[j+2] = s2[1]; d1[j+3] = s3[1];
      |                                                              ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:286:19: warning: implicitly-declared ‘constexpr cv::Vec<short int, 3>& cv::Vec<short int, 3>::operator=(const cv::Vec<short int, 3>&)’ is deprecated [-Wdeprecated-copy]
  286 |             d2[j] = s0[2]; d2[j+1] = s1[2]; d2[j+2] = s2[2]; d2[j+3] = s3[2];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:286:36: warning: implicitly-declared ‘constexpr cv::Vec<short int, 3>& cv::Vec<short int, 3>::operator=(const cv::Vec<short int, 3>&)’ is deprecated [-Wdeprecated-copy]
  286 |             d2[j] = s0[2]; d2[j+1] = s1[2]; d2[j+2] = s2[2]; d2[j+3] = s3[2];
      |                            ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:286:53: warning: implicitly-declared ‘constexpr cv::Vec<short int, 3>& cv::Vec<short int, 3>::operator=(const cv::Vec<short int, 3>&)’ is deprecated [-Wdeprecated-copy]
  286 |             d2[j] = s0[2]; d2[j+1] = s1[2]; d2[j+2] = s2[2]; d2[j+3] = s3[2];
      |                                             ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:286:70: warning: implicitly-declared ‘constexpr cv::Vec<short int, 3>& cv::Vec<short int, 3>::operator=(const cv::Vec<short int, 3>&)’ is deprecated [-Wdeprecated-copy]
  286 |             d2[j] = s0[2]; d2[j+1] = s1[2]; d2[j+2] = s2[2]; d2[j+3] = s3[2];
      |                                                              ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:287:19: warning: implicitly-declared ‘constexpr cv::Vec<short int, 3>& cv::Vec<short int, 3>::operator=(const cv::Vec<short int, 3>&)’ is deprecated [-Wdeprecated-copy]
  287 |             d3[j] = s0[3]; d3[j+1] = s1[3]; d3[j+2] = s2[3]; d3[j+3] = s3[3];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:287:36: warning: implicitly-declared ‘constexpr cv::Vec<short int, 3>& cv::Vec<short int, 3>::operator=(const cv::Vec<short int, 3>&)’ is deprecated [-Wdeprecated-copy]
  287 |             d3[j] = s0[3]; d3[j+1] = s1[3]; d3[j+2] = s2[3]; d3[j+3] = s3[3];
      |                            ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:287:53: warning: implicitly-declared ‘constexpr cv::Vec<short int, 3>& cv::Vec<short int, 3>::operator=(const cv::Vec<short int, 3>&)’ is deprecated [-Wdeprecated-copy]
  287 |             d3[j] = s0[3]; d3[j+1] = s1[3]; d3[j+2] = s2[3]; d3[j+3] = s3[3];
      |                                             ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:287:70: warning: implicitly-declared ‘constexpr cv::Vec<short int, 3>& cv::Vec<short int, 3>::operator=(const cv::Vec<short int, 3>&)’ is deprecated [-Wdeprecated-copy]
  287 |             d3[j] = s0[3]; d3[j+1] = s1[3]; d3[j+2] = s2[3]; d3[j+3] = s3[3];
      |                                                              ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:293:19: warning: implicitly-declared ‘constexpr cv::Vec<short int, 3>& cv::Vec<short int, 3>::operator=(const cv::Vec<short int, 3>&)’ is deprecated [-Wdeprecated-copy]
  293 |             d0[j] = s0[0]; d1[j] = s0[1]; d2[j] = s0[2]; d3[j] = s0[3];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:293:34: warning: implicitly-declared ‘constexpr cv::Vec<short int, 3>& cv::Vec<short int, 3>::operator=(const cv::Vec<short int, 3>&)’ is deprecated [-Wdeprecated-copy]
  293 |             d0[j] = s0[0]; d1[j] = s0[1]; d2[j] = s0[2]; d3[j] = s0[3];
      |                            ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:293:49: warning: implicitly-declared ‘constexpr cv::Vec<short int, 3>& cv::Vec<short int, 3>::operator=(const cv::Vec<short int, 3>&)’ is deprecated [-Wdeprecated-copy]
  293 |             d0[j] = s0[0]; d1[j] = s0[1]; d2[j] = s0[2]; d3[j] = s0[3];
      |                                           ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:293:64: warning: implicitly-declared ‘constexpr cv::Vec<short int, 3>& cv::Vec<short int, 3>::operator=(const cv::Vec<short int, 3>&)’ is deprecated [-Wdeprecated-copy]
  293 |             d0[j] = s0[0]; d1[j] = s0[1]; d2[j] = s0[2]; d3[j] = s0[3];
      |                                                          ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:309:19: warning: implicitly-declared ‘constexpr cv::Vec<short int, 3>& cv::Vec<short int, 3>::operator=(const cv::Vec<short int, 3>&)’ is deprecated [-Wdeprecated-copy]
  309 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:309:36: warning: implicitly-declared ‘constexpr cv::Vec<short int, 3>& cv::Vec<short int, 3>::operator=(const cv::Vec<short int, 3>&)’ is deprecated [-Wdeprecated-copy]
  309 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |                            ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:309:53: warning: implicitly-declared ‘constexpr cv::Vec<short int, 3>& cv::Vec<short int, 3>::operator=(const cv::Vec<short int, 3>&)’ is deprecated [-Wdeprecated-copy]
  309 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |                                             ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:309:70: warning: implicitly-declared ‘constexpr cv::Vec<short int, 3>& cv::Vec<short int, 3>::operator=(const cv::Vec<short int, 3>&)’ is deprecated [-Wdeprecated-copy]
  309 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |                                                              ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:315:19: warning: implicitly-declared ‘constexpr cv::Vec<short int, 3>& cv::Vec<short int, 3>::operator=(const cv::Vec<short int, 3>&)’ is deprecated [-Wdeprecated-copy]
  315 |             d0[j] = s0[0];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp: In instantiation of ‘void cv::transpose_(const uchar*, size_t, uchar*, size_t, cv::Size) [with T = cv::Vec<int, 2>; uchar = unsigned char; size_t = long unsigned int; cv::Size = cv::Size_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:347:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:284:19: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
  284 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:284:36: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
  284 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |                            ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:284:53: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
  284 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |                                             ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:284:70: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
  284 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |                                                              ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:285:19: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
  285 |             d1[j] = s0[1]; d1[j+1] = s1[1]; d1[j+2] = s2[1]; d1[j+3] = s3[1];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:285:36: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
  285 |             d1[j] = s0[1]; d1[j+1] = s1[1]; d1[j+2] = s2[1]; d1[j+3] = s3[1];
      |                            ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:285:53: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
  285 |             d1[j] = s0[1]; d1[j+1] = s1[1]; d1[j+2] = s2[1]; d1[j+3] = s3[1];
      |                                             ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:285:70: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
  285 |             d1[j] = s0[1]; d1[j+1] = s1[1]; d1[j+2] = s2[1]; d1[j+3] = s3[1];
      |                                                              ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:286:19: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
  286 |             d2[j] = s0[2]; d2[j+1] = s1[2]; d2[j+2] = s2[2]; d2[j+3] = s3[2];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:286:36: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
  286 |             d2[j] = s0[2]; d2[j+1] = s1[2]; d2[j+2] = s2[2]; d2[j+3] = s3[2];
      |                            ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:286:53: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
  286 |             d2[j] = s0[2]; d2[j+1] = s1[2]; d2[j+2] = s2[2]; d2[j+3] = s3[2];
      |                                             ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:286:70: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
  286 |             d2[j] = s0[2]; d2[j+1] = s1[2]; d2[j+2] = s2[2]; d2[j+3] = s3[2];
      |                                                              ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:287:19: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
  287 |             d3[j] = s0[3]; d3[j+1] = s1[3]; d3[j+2] = s2[3]; d3[j+3] = s3[3];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:287:36: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
  287 |             d3[j] = s0[3]; d3[j+1] = s1[3]; d3[j+2] = s2[3]; d3[j+3] = s3[3];
      |                            ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:287:53: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
  287 |             d3[j] = s0[3]; d3[j+1] = s1[3]; d3[j+2] = s2[3]; d3[j+3] = s3[3];
      |                                             ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:287:70: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
  287 |             d3[j] = s0[3]; d3[j+1] = s1[3]; d3[j+2] = s2[3]; d3[j+3] = s3[3];
      |                                                              ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:293:19: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
  293 |             d0[j] = s0[0]; d1[j] = s0[1]; d2[j] = s0[2]; d3[j] = s0[3];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:293:34: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
  293 |             d0[j] = s0[0]; d1[j] = s0[1]; d2[j] = s0[2]; d3[j] = s0[3];
      |                            ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:293:49: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
  293 |             d0[j] = s0[0]; d1[j] = s0[1]; d2[j] = s0[2]; d3[j] = s0[3];
      |                                           ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:293:64: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
  293 |             d0[j] = s0[0]; d1[j] = s0[1]; d2[j] = s0[2]; d3[j] = s0[3];
      |                                                          ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:309:19: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
  309 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:309:36: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
  309 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |                            ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:309:53: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
  309 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |                                             ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:309:70: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
  309 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |                                                              ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:315:19: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
  315 |             d0[j] = s0[0];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp: In instantiation of ‘void cv::transpose_(const uchar*, size_t, uchar*, size_t, cv::Size) [with T = cv::Vec<int, 3>; uchar = unsigned char; size_t = long unsigned int; cv::Size = cv::Size_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:348:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:284:19: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
  284 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:284:36: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
  284 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |                            ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:284:53: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
  284 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |                                             ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:284:70: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
  284 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |                                                              ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:285:19: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
  285 |             d1[j] = s0[1]; d1[j+1] = s1[1]; d1[j+2] = s2[1]; d1[j+3] = s3[1];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:285:36: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
  285 |             d1[j] = s0[1]; d1[j+1] = s1[1]; d1[j+2] = s2[1]; d1[j+3] = s3[1];
      |                            ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:285:53: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
  285 |             d1[j] = s0[1]; d1[j+1] = s1[1]; d1[j+2] = s2[1]; d1[j+3] = s3[1];
      |                                             ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:285:70: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
  285 |             d1[j] = s0[1]; d1[j+1] = s1[1]; d1[j+2] = s2[1]; d1[j+3] = s3[1];
      |                                                              ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:286:19: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
  286 |             d2[j] = s0[2]; d2[j+1] = s1[2]; d2[j+2] = s2[2]; d2[j+3] = s3[2];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:286:36: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
  286 |             d2[j] = s0[2]; d2[j+1] = s1[2]; d2[j+2] = s2[2]; d2[j+3] = s3[2];
      |                            ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:286:53: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
  286 |             d2[j] = s0[2]; d2[j+1] = s1[2]; d2[j+2] = s2[2]; d2[j+3] = s3[2];
      |                                             ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:286:70: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
  286 |             d2[j] = s0[2]; d2[j+1] = s1[2]; d2[j+2] = s2[2]; d2[j+3] = s3[2];
      |                                                              ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:287:19: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
  287 |             d3[j] = s0[3]; d3[j+1] = s1[3]; d3[j+2] = s2[3]; d3[j+3] = s3[3];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:287:36: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
  287 |             d3[j] = s0[3]; d3[j+1] = s1[3]; d3[j+2] = s2[3]; d3[j+3] = s3[3];
      |                            ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:287:53: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
  287 |             d3[j] = s0[3]; d3[j+1] = s1[3]; d3[j+2] = s2[3]; d3[j+3] = s3[3];
      |                                             ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:287:70: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
  287 |             d3[j] = s0[3]; d3[j+1] = s1[3]; d3[j+2] = s2[3]; d3[j+3] = s3[3];
      |                                                              ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:293:19: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
  293 |             d0[j] = s0[0]; d1[j] = s0[1]; d2[j] = s0[2]; d3[j] = s0[3];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:293:34: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
  293 |             d0[j] = s0[0]; d1[j] = s0[1]; d2[j] = s0[2]; d3[j] = s0[3];
      |                            ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:293:49: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
  293 |             d0[j] = s0[0]; d1[j] = s0[1]; d2[j] = s0[2]; d3[j] = s0[3];
      |                                           ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:293:64: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
  293 |             d0[j] = s0[0]; d1[j] = s0[1]; d2[j] = s0[2]; d3[j] = s0[3];
      |                                                          ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:309:19: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
  309 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:309:36: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
  309 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |                            ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:309:53: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
  309 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |                                             ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:309:70: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
  309 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |                                                              ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:315:19: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
  315 |             d0[j] = s0[0];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp: In instantiation of ‘void cv::transpose_(const uchar*, size_t, uchar*, size_t, cv::Size) [with T = cv::Vec<int, 4>; uchar = unsigned char; size_t = long unsigned int; cv::Size = cv::Size_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:349:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:284:19: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
  284 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:284:36: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
  284 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |                            ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:284:53: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
  284 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |                                             ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:284:70: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
  284 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |                                                              ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:285:19: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
  285 |             d1[j] = s0[1]; d1[j+1] = s1[1]; d1[j+2] = s2[1]; d1[j+3] = s3[1];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:285:36: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
  285 |             d1[j] = s0[1]; d1[j+1] = s1[1]; d1[j+2] = s2[1]; d1[j+3] = s3[1];
      |                            ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:285:53: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
  285 |             d1[j] = s0[1]; d1[j+1] = s1[1]; d1[j+2] = s2[1]; d1[j+3] = s3[1];
      |                                             ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:285:70: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
  285 |             d1[j] = s0[1]; d1[j+1] = s1[1]; d1[j+2] = s2[1]; d1[j+3] = s3[1];
      |                                                              ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:286:19: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
  286 |             d2[j] = s0[2]; d2[j+1] = s1[2]; d2[j+2] = s2[2]; d2[j+3] = s3[2];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:286:36: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
  286 |             d2[j] = s0[2]; d2[j+1] = s1[2]; d2[j+2] = s2[2]; d2[j+3] = s3[2];
      |                            ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:286:53: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
  286 |             d2[j] = s0[2]; d2[j+1] = s1[2]; d2[j+2] = s2[2]; d2[j+3] = s3[2];
      |                                             ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:286:70: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
  286 |             d2[j] = s0[2]; d2[j+1] = s1[2]; d2[j+2] = s2[2]; d2[j+3] = s3[2];
      |                                                              ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:287:19: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
  287 |             d3[j] = s0[3]; d3[j+1] = s1[3]; d3[j+2] = s2[3]; d3[j+3] = s3[3];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:287:36: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
  287 |             d3[j] = s0[3]; d3[j+1] = s1[3]; d3[j+2] = s2[3]; d3[j+3] = s3[3];
      |                            ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:287:53: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
  287 |             d3[j] = s0[3]; d3[j+1] = s1[3]; d3[j+2] = s2[3]; d3[j+3] = s3[3];
      |                                             ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:287:70: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
  287 |             d3[j] = s0[3]; d3[j+1] = s1[3]; d3[j+2] = s2[3]; d3[j+3] = s3[3];
      |                                                              ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:293:19: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
  293 |             d0[j] = s0[0]; d1[j] = s0[1]; d2[j] = s0[2]; d3[j] = s0[3];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:293:34: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
  293 |             d0[j] = s0[0]; d1[j] = s0[1]; d2[j] = s0[2]; d3[j] = s0[3];
      |                            ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:293:49: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
  293 |             d0[j] = s0[0]; d1[j] = s0[1]; d2[j] = s0[2]; d3[j] = s0[3];
      |                                           ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:293:64: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
  293 |             d0[j] = s0[0]; d1[j] = s0[1]; d2[j] = s0[2]; d3[j] = s0[3];
      |                                                          ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:309:19: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
  309 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:309:36: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
  309 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |                            ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:309:53: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
  309 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |                                             ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:309:70: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
  309 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |                                                              ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:315:19: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
  315 |             d0[j] = s0[0];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp: In instantiation of ‘void cv::transpose_(const uchar*, size_t, uchar*, size_t, cv::Size) [with T = cv::Vec<int, 6>; uchar = unsigned char; size_t = long unsigned int; cv::Size = cv::Size_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:350:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:284:19: warning: implicitly-declared ‘constexpr cv::Vec<int, 6>& cv::Vec<int, 6>::operator=(const cv::Vec<int, 6>&)’ is deprecated [-Wdeprecated-copy]
  284 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 6>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 6]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:284:36: warning: implicitly-declared ‘constexpr cv::Vec<int, 6>& cv::Vec<int, 6>::operator=(const cv::Vec<int, 6>&)’ is deprecated [-Wdeprecated-copy]
  284 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |                            ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 6>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 6]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:284:53: warning: implicitly-declared ‘constexpr cv::Vec<int, 6>& cv::Vec<int, 6>::operator=(const cv::Vec<int, 6>&)’ is deprecated [-Wdeprecated-copy]
  284 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |                                             ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 6>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 6]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:284:70: warning: implicitly-declared ‘constexpr cv::Vec<int, 6>& cv::Vec<int, 6>::operator=(const cv::Vec<int, 6>&)’ is deprecated [-Wdeprecated-copy]
  284 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |                                                              ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 6>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 6]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:285:19: warning: implicitly-declared ‘constexpr cv::Vec<int, 6>& cv::Vec<int, 6>::operator=(const cv::Vec<int, 6>&)’ is deprecated [-Wdeprecated-copy]
  285 |             d1[j] = s0[1]; d1[j+1] = s1[1]; d1[j+2] = s2[1]; d1[j+3] = s3[1];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 6>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 6]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:285:36: warning: implicitly-declared ‘constexpr cv::Vec<int, 6>& cv::Vec<int, 6>::operator=(const cv::Vec<int, 6>&)’ is deprecated [-Wdeprecated-copy]
  285 |             d1[j] = s0[1]; d1[j+1] = s1[1]; d1[j+2] = s2[1]; d1[j+3] = s3[1];
      |                            ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 6>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 6]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:285:53: warning: implicitly-declared ‘constexpr cv::Vec<int, 6>& cv::Vec<int, 6>::operator=(const cv::Vec<int, 6>&)’ is deprecated [-Wdeprecated-copy]
  285 |             d1[j] = s0[1]; d1[j+1] = s1[1]; d1[j+2] = s2[1]; d1[j+3] = s3[1];
      |                                             ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 6>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 6]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:285:70: warning: implicitly-declared ‘constexpr cv::Vec<int, 6>& cv::Vec<int, 6>::operator=(const cv::Vec<int, 6>&)’ is deprecated [-Wdeprecated-copy]
  285 |             d1[j] = s0[1]; d1[j+1] = s1[1]; d1[j+2] = s2[1]; d1[j+3] = s3[1];
      |                                                              ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 6>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 6]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:286:19: warning: implicitly-declared ‘constexpr cv::Vec<int, 6>& cv::Vec<int, 6>::operator=(const cv::Vec<int, 6>&)’ is deprecated [-Wdeprecated-copy]
  286 |             d2[j] = s0[2]; d2[j+1] = s1[2]; d2[j+2] = s2[2]; d2[j+3] = s3[2];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 6>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 6]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:286:36: warning: implicitly-declared ‘constexpr cv::Vec<int, 6>& cv::Vec<int, 6>::operator=(const cv::Vec<int, 6>&)’ is deprecated [-Wdeprecated-copy]
  286 |             d2[j] = s0[2]; d2[j+1] = s1[2]; d2[j+2] = s2[2]; d2[j+3] = s3[2];
      |                            ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 6>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 6]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:286:53: warning: implicitly-declared ‘constexpr cv::Vec<int, 6>& cv::Vec<int, 6>::operator=(const cv::Vec<int, 6>&)’ is deprecated [-Wdeprecated-copy]
  286 |             d2[j] = s0[2]; d2[j+1] = s1[2]; d2[j+2] = s2[2]; d2[j+3] = s3[2];
      |                                             ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 6>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 6]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:286:70: warning: implicitly-declared ‘constexpr cv::Vec<int, 6>& cv::Vec<int, 6>::operator=(const cv::Vec<int, 6>&)’ is deprecated [-Wdeprecated-copy]
  286 |             d2[j] = s0[2]; d2[j+1] = s1[2]; d2[j+2] = s2[2]; d2[j+3] = s3[2];
      |                                                              ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 6>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 6]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:287:19: warning: implicitly-declared ‘constexpr cv::Vec<int, 6>& cv::Vec<int, 6>::operator=(const cv::Vec<int, 6>&)’ is deprecated [-Wdeprecated-copy]
  287 |             d3[j] = s0[3]; d3[j+1] = s1[3]; d3[j+2] = s2[3]; d3[j+3] = s3[3];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 6>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 6]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:287:36: warning: implicitly-declared ‘constexpr cv::Vec<int, 6>& cv::Vec<int, 6>::operator=(const cv::Vec<int, 6>&)’ is deprecated [-Wdeprecated-copy]
  287 |             d3[j] = s0[3]; d3[j+1] = s1[3]; d3[j+2] = s2[3]; d3[j+3] = s3[3];
      |                            ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 6>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 6]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:287:53: warning: implicitly-declared ‘constexpr cv::Vec<int, 6>& cv::Vec<int, 6>::operator=(const cv::Vec<int, 6>&)’ is deprecated [-Wdeprecated-copy]
  287 |             d3[j] = s0[3]; d3[j+1] = s1[3]; d3[j+2] = s2[3]; d3[j+3] = s3[3];
      |                                             ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 6>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 6]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:287:70: warning: implicitly-declared ‘constexpr cv::Vec<int, 6>& cv::Vec<int, 6>::operator=(const cv::Vec<int, 6>&)’ is deprecated [-Wdeprecated-copy]
  287 |             d3[j] = s0[3]; d3[j+1] = s1[3]; d3[j+2] = s2[3]; d3[j+3] = s3[3];
      |                                                              ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 6>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 6]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:293:19: warning: implicitly-declared ‘constexpr cv::Vec<int, 6>& cv::Vec<int, 6>::operator=(const cv::Vec<int, 6>&)’ is deprecated [-Wdeprecated-copy]
  293 |             d0[j] = s0[0]; d1[j] = s0[1]; d2[j] = s0[2]; d3[j] = s0[3];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 6>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 6]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:293:34: warning: implicitly-declared ‘constexpr cv::Vec<int, 6>& cv::Vec<int, 6>::operator=(const cv::Vec<int, 6>&)’ is deprecated [-Wdeprecated-copy]
  293 |             d0[j] = s0[0]; d1[j] = s0[1]; d2[j] = s0[2]; d3[j] = s0[3];
      |                            ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 6>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 6]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:293:49: warning: implicitly-declared ‘constexpr cv::Vec<int, 6>& cv::Vec<int, 6>::operator=(const cv::Vec<int, 6>&)’ is deprecated [-Wdeprecated-copy]
  293 |             d0[j] = s0[0]; d1[j] = s0[1]; d2[j] = s0[2]; d3[j] = s0[3];
      |                                           ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 6>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 6]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:293:64: warning: implicitly-declared ‘constexpr cv::Vec<int, 6>& cv::Vec<int, 6>::operator=(const cv::Vec<int, 6>&)’ is deprecated [-Wdeprecated-copy]
  293 |             d0[j] = s0[0]; d1[j] = s0[1]; d2[j] = s0[2]; d3[j] = s0[3];
      |                                                          ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 6>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 6]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:309:19: warning: implicitly-declared ‘constexpr cv::Vec<int, 6>& cv::Vec<int, 6>::operator=(const cv::Vec<int, 6>&)’ is deprecated [-Wdeprecated-copy]
  309 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 6>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 6]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:309:36: warning: implicitly-declared ‘constexpr cv::Vec<int, 6>& cv::Vec<int, 6>::operator=(const cv::Vec<int, 6>&)’ is deprecated [-Wdeprecated-copy]
  309 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |                            ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 6>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 6]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:309:53: warning: implicitly-declared ‘constexpr cv::Vec<int, 6>& cv::Vec<int, 6>::operator=(const cv::Vec<int, 6>&)’ is deprecated [-Wdeprecated-copy]
  309 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |                                             ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 6>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 6]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:309:70: warning: implicitly-declared ‘constexpr cv::Vec<int, 6>& cv::Vec<int, 6>::operator=(const cv::Vec<int, 6>&)’ is deprecated [-Wdeprecated-copy]
  309 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |                                                              ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 6>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 6]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:315:19: warning: implicitly-declared ‘constexpr cv::Vec<int, 6>& cv::Vec<int, 6>::operator=(const cv::Vec<int, 6>&)’ is deprecated [-Wdeprecated-copy]
  315 |             d0[j] = s0[0];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 6>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 6]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp: In instantiation of ‘void cv::transpose_(const uchar*, size_t, uchar*, size_t, cv::Size) [with T = cv::Vec<int, 8>; uchar = unsigned char; size_t = long unsigned int; cv::Size = cv::Size_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:351:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:284:19: warning: implicitly-declared ‘constexpr cv::Vec<int, 8>& cv::Vec<int, 8>::operator=(const cv::Vec<int, 8>&)’ is deprecated [-Wdeprecated-copy]
  284 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 8>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 8]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:284:36: warning: implicitly-declared ‘constexpr cv::Vec<int, 8>& cv::Vec<int, 8>::operator=(const cv::Vec<int, 8>&)’ is deprecated [-Wdeprecated-copy]
  284 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |                            ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 8>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 8]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:284:53: warning: implicitly-declared ‘constexpr cv::Vec<int, 8>& cv::Vec<int, 8>::operator=(const cv::Vec<int, 8>&)’ is deprecated [-Wdeprecated-copy]
  284 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |                                             ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 8>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 8]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:284:70: warning: implicitly-declared ‘constexpr cv::Vec<int, 8>& cv::Vec<int, 8>::operator=(const cv::Vec<int, 8>&)’ is deprecated [-Wdeprecated-copy]
  284 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |                                                              ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 8>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 8]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:285:19: warning: implicitly-declared ‘constexpr cv::Vec<int, 8>& cv::Vec<int, 8>::operator=(const cv::Vec<int, 8>&)’ is deprecated [-Wdeprecated-copy]
  285 |             d1[j] = s0[1]; d1[j+1] = s1[1]; d1[j+2] = s2[1]; d1[j+3] = s3[1];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 8>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 8]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:285:36: warning: implicitly-declared ‘constexpr cv::Vec<int, 8>& cv::Vec<int, 8>::operator=(const cv::Vec<int, 8>&)’ is deprecated [-Wdeprecated-copy]
  285 |             d1[j] = s0[1]; d1[j+1] = s1[1]; d1[j+2] = s2[1]; d1[j+3] = s3[1];
      |                            ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 8>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 8]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:285:53: warning: implicitly-declared ‘constexpr cv::Vec<int, 8>& cv::Vec<int, 8>::operator=(const cv::Vec<int, 8>&)’ is deprecated [-Wdeprecated-copy]
  285 |             d1[j] = s0[1]; d1[j+1] = s1[1]; d1[j+2] = s2[1]; d1[j+3] = s3[1];
      |                                             ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 8>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 8]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:285:70: warning: implicitly-declared ‘constexpr cv::Vec<int, 8>& cv::Vec<int, 8>::operator=(const cv::Vec<int, 8>&)’ is deprecated [-Wdeprecated-copy]
  285 |             d1[j] = s0[1]; d1[j+1] = s1[1]; d1[j+2] = s2[1]; d1[j+3] = s3[1];
      |                                                              ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 8>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 8]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:286:19: warning: implicitly-declared ‘constexpr cv::Vec<int, 8>& cv::Vec<int, 8>::operator=(const cv::Vec<int, 8>&)’ is deprecated [-Wdeprecated-copy]
  286 |             d2[j] = s0[2]; d2[j+1] = s1[2]; d2[j+2] = s2[2]; d2[j+3] = s3[2];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 8>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 8]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:286:36: warning: implicitly-declared ‘constexpr cv::Vec<int, 8>& cv::Vec<int, 8>::operator=(const cv::Vec<int, 8>&)’ is deprecated [-Wdeprecated-copy]
  286 |             d2[j] = s0[2]; d2[j+1] = s1[2]; d2[j+2] = s2[2]; d2[j+3] = s3[2];
      |                            ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 8>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 8]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:286:53: warning: implicitly-declared ‘constexpr cv::Vec<int, 8>& cv::Vec<int, 8>::operator=(const cv::Vec<int, 8>&)’ is deprecated [-Wdeprecated-copy]
  286 |             d2[j] = s0[2]; d2[j+1] = s1[2]; d2[j+2] = s2[2]; d2[j+3] = s3[2];
      |                                             ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 8>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 8]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:286:70: warning: implicitly-declared ‘constexpr cv::Vec<int, 8>& cv::Vec<int, 8>::operator=(const cv::Vec<int, 8>&)’ is deprecated [-Wdeprecated-copy]
  286 |             d2[j] = s0[2]; d2[j+1] = s1[2]; d2[j+2] = s2[2]; d2[j+3] = s3[2];
      |                                                              ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 8>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 8]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:287:19: warning: implicitly-declared ‘constexpr cv::Vec<int, 8>& cv::Vec<int, 8>::operator=(const cv::Vec<int, 8>&)’ is deprecated [-Wdeprecated-copy]
  287 |             d3[j] = s0[3]; d3[j+1] = s1[3]; d3[j+2] = s2[3]; d3[j+3] = s3[3];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 8>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 8]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:287:36: warning: implicitly-declared ‘constexpr cv::Vec<int, 8>& cv::Vec<int, 8>::operator=(const cv::Vec<int, 8>&)’ is deprecated [-Wdeprecated-copy]
  287 |             d3[j] = s0[3]; d3[j+1] = s1[3]; d3[j+2] = s2[3]; d3[j+3] = s3[3];
      |                            ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 8>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 8]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:287:53: warning: implicitly-declared ‘constexpr cv::Vec<int, 8>& cv::Vec<int, 8>::operator=(const cv::Vec<int, 8>&)’ is deprecated [-Wdeprecated-copy]
  287 |             d3[j] = s0[3]; d3[j+1] = s1[3]; d3[j+2] = s2[3]; d3[j+3] = s3[3];
      |                                             ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 8>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 8]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:287:70: warning: implicitly-declared ‘constexpr cv::Vec<int, 8>& cv::Vec<int, 8>::operator=(const cv::Vec<int, 8>&)’ is deprecated [-Wdeprecated-copy]
  287 |             d3[j] = s0[3]; d3[j+1] = s1[3]; d3[j+2] = s2[3]; d3[j+3] = s3[3];
      |                                                              ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 8>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 8]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:293:19: warning: implicitly-declared ‘constexpr cv::Vec<int, 8>& cv::Vec<int, 8>::operator=(const cv::Vec<int, 8>&)’ is deprecated [-Wdeprecated-copy]
  293 |             d0[j] = s0[0]; d1[j] = s0[1]; d2[j] = s0[2]; d3[j] = s0[3];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 8>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 8]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:293:34: warning: implicitly-declared ‘constexpr cv::Vec<int, 8>& cv::Vec<int, 8>::operator=(const cv::Vec<int, 8>&)’ is deprecated [-Wdeprecated-copy]
  293 |             d0[j] = s0[0]; d1[j] = s0[1]; d2[j] = s0[2]; d3[j] = s0[3];
      |                            ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 8>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 8]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:293:49: warning: implicitly-declared ‘constexpr cv::Vec<int, 8>& cv::Vec<int, 8>::operator=(const cv::Vec<int, 8>&)’ is deprecated [-Wdeprecated-copy]
  293 |             d0[j] = s0[0]; d1[j] = s0[1]; d2[j] = s0[2]; d3[j] = s0[3];
      |                                           ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 8>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 8]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:293:64: warning: implicitly-declared ‘constexpr cv::Vec<int, 8>& cv::Vec<int, 8>::operator=(const cv::Vec<int, 8>&)’ is deprecated [-Wdeprecated-copy]
  293 |             d0[j] = s0[0]; d1[j] = s0[1]; d2[j] = s0[2]; d3[j] = s0[3];
      |                                                          ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 8>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 8]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:309:19: warning: implicitly-declared ‘constexpr cv::Vec<int, 8>& cv::Vec<int, 8>::operator=(const cv::Vec<int, 8>&)’ is deprecated [-Wdeprecated-copy]
  309 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 8>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 8]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:309:36: warning: implicitly-declared ‘constexpr cv::Vec<int, 8>& cv::Vec<int, 8>::operator=(const cv::Vec<int, 8>&)’ is deprecated [-Wdeprecated-copy]
  309 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |                            ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 8>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 8]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:309:53: warning: implicitly-declared ‘constexpr cv::Vec<int, 8>& cv::Vec<int, 8>::operator=(const cv::Vec<int, 8>&)’ is deprecated [-Wdeprecated-copy]
  309 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |                                             ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 8>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 8]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:309:70: warning: implicitly-declared ‘constexpr cv::Vec<int, 8>& cv::Vec<int, 8>::operator=(const cv::Vec<int, 8>&)’ is deprecated [-Wdeprecated-copy]
  309 |             d0[j] = s0[0]; d0[j+1] = s1[0]; d0[j+2] = s2[0]; d0[j+3] = s3[0];
      |                                                              ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 8>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 8]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:315:19: warning: implicitly-declared ‘constexpr cv::Vec<int, 8>& cv::Vec<int, 8>::operator=(const cv::Vec<int, 8>&)’ is deprecated [-Wdeprecated-copy]
  315 |             d0[j] = s0[0];
      |             ~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/mat.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_operations.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 8>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 8]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
[  4%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/opencl/runtime/opencl_clamdfft.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/opencl/runtime/opencl_clamdfft.cpp.o -MF CMakeFiles/opencv_core.dir/src/opencl/runtime/opencl_clamdfft.cpp.o.d -o CMakeFiles/opencv_core.dir/src/opencl/runtime/opencl_clamdfft.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/opencl/runtime/opencl_clamdfft.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/matrix_wrap.cpp:7:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[  5%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/opencl/runtime/opencl_core.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/opencl/runtime/opencl_core.cpp.o -MF CMakeFiles/opencv_core.dir/src/opencl/runtime/opencl_core.cpp.o.d -o CMakeFiles/opencv_core.dir/src/opencl/runtime/opencl_core.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/opencl/runtime/opencl_core.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[  5%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/opengl.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/opengl.cpp.o -MF CMakeFiles/opencv_core.dir/src/opengl.cpp.o.d -o CMakeFiles/opencv_core.dir/src/opengl.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/opengl.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/merge.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[  5%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/out.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/out.cpp.o -MF CMakeFiles/opencv_core.dir/src/out.cpp.o.d -o CMakeFiles/opencv_core.dir/src/out.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/out.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[  5%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/ovx.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/ovx.cpp.o -MF CMakeFiles/opencv_core.dir/src/ovx.cpp.o.d -o CMakeFiles/opencv_core.dir/src/ovx.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/ovx.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/minmax.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/ocl.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/opencl/runtime/../../precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/opencl/runtime/opencl_clamdblas.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/opencl/runtime/../../precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/opencl/runtime/opencl_core.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/norm.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[  5%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/parallel.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/parallel.cpp.o -MF CMakeFiles/opencv_core.dir/src/parallel.cpp.o.d -o CMakeFiles/opencv_core.dir/src/parallel.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/parallel.cpp
[  5%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/parallel_impl.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/parallel_impl.cpp.o -MF CMakeFiles/opencv_core.dir/src/parallel_impl.cpp.o.d -o CMakeFiles/opencv_core.dir/src/parallel_impl.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/parallel_impl.cpp
[  5%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/pca.cpp.o
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/pca.cpp.o -MF CMakeFiles/opencv_core.dir/src/pca.cpp.o.d -o CMakeFiles/opencv_core.dir/src/pca.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/pca.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/opencl/runtime/../../precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/opencl/runtime/opencl_clamdfft.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[  5%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/persistence.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/persistence.cpp.o -MF CMakeFiles/opencv_core.dir/src/persistence.cpp.o.d -o CMakeFiles/opencv_core.dir/src/persistence.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/persistence.cpp
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/opengl.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/out.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[  5%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/persistence_base64.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/persistence_base64.cpp.o -MF CMakeFiles/opencv_core.dir/src/persistence_base64.cpp.o.d -o CMakeFiles/opencv_core.dir/src/persistence_base64.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/persistence_base64.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[  5%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/persistence_c.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/persistence_c.cpp.o -MF CMakeFiles/opencv_core.dir/src/persistence_c.cpp.o.d -o CMakeFiles/opencv_core.dir/src/persistence_c.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/persistence_c.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/ovx.cpp:10:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[  6%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/persistence_cpp.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/persistence_cpp.cpp.o -MF CMakeFiles/opencv_core.dir/src/persistence_cpp.cpp.o.d -o CMakeFiles/opencv_core.dir/src/persistence_cpp.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/persistence_cpp.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[  6%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/persistence_json.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/persistence_json.cpp.o -MF CMakeFiles/opencv_core.dir/src/persistence_json.cpp.o.d -o CMakeFiles/opencv_core.dir/src/persistence_json.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/persistence_json.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[  6%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/persistence_types.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/persistence_types.cpp.o -MF CMakeFiles/opencv_core.dir/src/persistence_types.cpp.o.d -o CMakeFiles/opencv_core.dir/src/persistence_types.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/persistence_types.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[  6%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/persistence_xml.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/persistence_xml.cpp.o -MF CMakeFiles/opencv_core.dir/src/persistence_xml.cpp.o.d -o CMakeFiles/opencv_core.dir/src/persistence_xml.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/persistence_xml.cpp
[  6%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/persistence_yml.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/persistence_yml.cpp.o -MF CMakeFiles/opencv_core.dir/src/persistence_yml.cpp.o.d -o CMakeFiles/opencv_core.dir/src/persistence_yml.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/persistence_yml.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/parallel_impl.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/parallel.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/persistence.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/persistence_base64.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/persistence_c.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/pca.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/persistence_cpp.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[  6%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/rand.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/rand.cpp.o -MF CMakeFiles/opencv_core.dir/src/rand.cpp.o.d -o CMakeFiles/opencv_core.dir/src/rand.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/rand.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/persistence_json.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[  6%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/softfloat.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/softfloat.cpp.o -MF CMakeFiles/opencv_core.dir/src/softfloat.cpp.o.d -o CMakeFiles/opencv_core.dir/src/softfloat.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/softfloat.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/persistence_xml.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/persistence_yml.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[  6%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/split.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/split.cpp.o -MF CMakeFiles/opencv_core.dir/src/split.cpp.o.d -o CMakeFiles/opencv_core.dir/src/split.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/split.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/persistence_types.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[  6%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/stat.dispatch.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/stat.dispatch.cpp.o -MF CMakeFiles/opencv_core.dir/src/stat.dispatch.cpp.o.d -o CMakeFiles/opencv_core.dir/src/stat.dispatch.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/stat.dispatch.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[  6%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/stat_c.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/stat_c.cpp.o -MF CMakeFiles/opencv_core.dir/src/stat_c.cpp.o.d -o CMakeFiles/opencv_core.dir/src/stat_c.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/stat_c.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[  7%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/stl.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/stl.cpp.o -MF CMakeFiles/opencv_core.dir/src/stl.cpp.o.d -o CMakeFiles/opencv_core.dir/src/stl.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/stl.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[  7%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/sum.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/sum.cpp.o -MF CMakeFiles/opencv_core.dir/src/sum.cpp.o.d -o CMakeFiles/opencv_core.dir/src/sum.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/sum.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[  7%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/system.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/system.cpp.o -MF CMakeFiles/opencv_core.dir/src/system.cpp.o.d -o CMakeFiles/opencv_core.dir/src/system.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/system.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/rand.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[  7%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/tables.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/tables.cpp.o -MF CMakeFiles/opencv_core.dir/src/tables.cpp.o.d -o CMakeFiles/opencv_core.dir/src/tables.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/tables.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[  7%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/trace.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/trace.cpp.o -MF CMakeFiles/opencv_core.dir/src/trace.cpp.o.d -o CMakeFiles/opencv_core.dir/src/trace.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/trace.cpp
[  7%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/types.cpp.o
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/types.cpp.o -MF CMakeFiles/opencv_core.dir/src/types.cpp.o.d -o CMakeFiles/opencv_core.dir/src/types.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/types.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/softfloat.cpp:66:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/rand.cpp: In member function ‘void cv::RNG::fill(cv::InputOutputArray, int, cv::InputArray, cv::InputArray, bool)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/rand.cpp:722:40: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
  722 |                         p[j + k] = ip[k];
      |                                        ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/rand.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/rand.cpp:730:36: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  730 |                     p[j + k] = fp[k];
      |                                    ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/rand.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/rand.cpp:737:36: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  737 |                     p[j + k] = dp[k];
      |                                    ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/rand.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
[  7%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/umatrix.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/umatrix.cpp.o -MF CMakeFiles/opencv_core.dir/src/umatrix.cpp.o.d -o CMakeFiles/opencv_core.dir/src/umatrix.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/umatrix.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[  7%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/utils/filesystem.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/utils/filesystem.cpp.o -MF CMakeFiles/opencv_core.dir/src/utils/filesystem.cpp.o.d -o CMakeFiles/opencv_core.dir/src/utils/filesystem.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/utils/filesystem.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[  7%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/va_intel.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/va_intel.cpp.o -MF CMakeFiles/opencv_core.dir/src/va_intel.cpp.o.d -o CMakeFiles/opencv_core.dir/src/va_intel.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/va_intel.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/split.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/stat.dispatch.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/stat_c.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/sum.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/stl.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/tables.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[  7%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/opencl_kernels_core.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/opencl_kernels_core.cpp.o -MF CMakeFiles/opencv_core.dir/opencl_kernels_core.cpp.o.d -o CMakeFiles/opencv_core.dir/opencl_kernels_core.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core/opencl_kernels_core.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/trace.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/system.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[  7%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/convert.fp16.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -DCV_CPU_COMPILE_FP16=1 -DCV_CPU_DISPATCH_MODE=FP16 -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/core/CMakeFiles/opencv_core.dir/src/convert.fp16.cpp.o -MF CMakeFiles/opencv_core.dir/src/convert.fp16.cpp.o.d -o CMakeFiles/opencv_core.dir/src/convert.fp16.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/convert.fp16.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/types.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/umatrix.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/utils/../precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/utils/filesystem.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/va_intel.cpp:8:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/types.cpp: In constructor ‘cv::RotatedRect::RotatedRect(const Point2f&, const Point2f&, const Point2f&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/types.cpp:151:38: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  151 |     vecs[0] = Vec2f(_point1 - _point2);
      |                                      ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/types.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/types.cpp:152:38: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  152 |     vecs[1] = Vec2f(_point2 - _point3);
      |                                      ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/types.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/src/convert.fp16.cpp:6:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[  8%] Linking CXX shared library ../../lib/libopencv_core.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_core.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_core.so.3.4 -o ../../lib/libopencv_core.so.3.4.3 CMakeFiles/opencv_core.dir/src/algorithm.cpp.o CMakeFiles/opencv_core.dir/src/alloc.cpp.o CMakeFiles/opencv_core.dir/src/arithm.cpp.o CMakeFiles/opencv_core.dir/src/array.cpp.o CMakeFiles/opencv_core.dir/src/batch_distance.cpp.o CMakeFiles/opencv_core.dir/src/channels.cpp.o CMakeFiles/opencv_core.dir/src/check.cpp.o CMakeFiles/opencv_core.dir/src/command_line_parser.cpp.o CMakeFiles/opencv_core.dir/src/conjugate_gradient.cpp.o CMakeFiles/opencv_core.dir/src/convert.cpp.o CMakeFiles/opencv_core.dir/src/convert_c.cpp.o CMakeFiles/opencv_core.dir/src/convert_scale.cpp.o CMakeFiles/opencv_core.dir/src/copy.cpp.o CMakeFiles/opencv_core.dir/src/count_non_zero.cpp.o CMakeFiles/opencv_core.dir/src/cuda_gpu_mat.cpp.o CMakeFiles/opencv_core.dir/src/cuda_host_mem.cpp.o CMakeFiles/opencv_core.dir/src/cuda_info.cpp.o CMakeFiles/opencv_core.dir/src/cuda_stream.cpp.o CMakeFiles/opencv_core.dir/src/datastructs.cpp.o CMakeFiles/opencv_core.dir/src/directx.cpp.o CMakeFiles/opencv_core.dir/src/downhill_simplex.cpp.o CMakeFiles/opencv_core.dir/src/dxt.cpp.o CMakeFiles/opencv_core.dir/src/gl_core_3_1.cpp.o CMakeFiles/opencv_core.dir/src/glob.cpp.o CMakeFiles/opencv_core.dir/src/hal_internal.cpp.o CMakeFiles/opencv_core.dir/src/kmeans.cpp.o CMakeFiles/opencv_core.dir/src/lapack.cpp.o CMakeFiles/opencv_core.dir/src/lda.cpp.o CMakeFiles/opencv_core.dir/src/logger.cpp.o CMakeFiles/opencv_core.dir/src/lpsolver.cpp.o CMakeFiles/opencv_core.dir/src/lut.cpp.o CMakeFiles/opencv_core.dir/src/mathfuncs.cpp.o CMakeFiles/opencv_core.dir/src/mathfuncs_core.dispatch.cpp.o CMakeFiles/opencv_core.dir/src/matmul.cpp.o CMakeFiles/opencv_core.dir/src/matrix.cpp.o CMakeFiles/opencv_core.dir/src/matrix_c.cpp.o CMakeFiles/opencv_core.dir/src/matrix_decomp.cpp.o CMakeFiles/opencv_core.dir/src/matrix_expressions.cpp.o CMakeFiles/opencv_core.dir/src/matrix_iterator.cpp.o CMakeFiles/opencv_core.dir/src/matrix_operations.cpp.o CMakeFiles/opencv_core.dir/src/matrix_sparse.cpp.o CMakeFiles/opencv_core.dir/src/matrix_wrap.cpp.o CMakeFiles/opencv_core.dir/src/mean.cpp.o CMakeFiles/opencv_core.dir/src/merge.cpp.o CMakeFiles/opencv_core.dir/src/minmax.cpp.o CMakeFiles/opencv_core.dir/src/norm.cpp.o CMakeFiles/opencv_core.dir/src/ocl.cpp.o CMakeFiles/opencv_core.dir/src/opencl/runtime/opencl_clamdblas.cpp.o CMakeFiles/opencv_core.dir/src/opencl/runtime/opencl_clamdfft.cpp.o CMakeFiles/opencv_core.dir/src/opencl/runtime/opencl_core.cpp.o CMakeFiles/opencv_core.dir/src/opengl.cpp.o CMakeFiles/opencv_core.dir/src/out.cpp.o CMakeFiles/opencv_core.dir/src/ovx.cpp.o CMakeFiles/opencv_core.dir/src/parallel.cpp.o CMakeFiles/opencv_core.dir/src/parallel_impl.cpp.o CMakeFiles/opencv_core.dir/src/pca.cpp.o CMakeFiles/opencv_core.dir/src/persistence.cpp.o CMakeFiles/opencv_core.dir/src/persistence_base64.cpp.o CMakeFiles/opencv_core.dir/src/persistence_c.cpp.o CMakeFiles/opencv_core.dir/src/persistence_cpp.cpp.o CMakeFiles/opencv_core.dir/src/persistence_json.cpp.o CMakeFiles/opencv_core.dir/src/persistence_types.cpp.o CMakeFiles/opencv_core.dir/src/persistence_xml.cpp.o CMakeFiles/opencv_core.dir/src/persistence_yml.cpp.o CMakeFiles/opencv_core.dir/src/rand.cpp.o CMakeFiles/opencv_core.dir/src/softfloat.cpp.o CMakeFiles/opencv_core.dir/src/split.cpp.o CMakeFiles/opencv_core.dir/src/stat.dispatch.cpp.o CMakeFiles/opencv_core.dir/src/stat_c.cpp.o CMakeFiles/opencv_core.dir/src/stl.cpp.o CMakeFiles/opencv_core.dir/src/sum.cpp.o CMakeFiles/opencv_core.dir/src/system.cpp.o CMakeFiles/opencv_core.dir/src/tables.cpp.o CMakeFiles/opencv_core.dir/src/trace.cpp.o CMakeFiles/opencv_core.dir/src/types.cpp.o CMakeFiles/opencv_core.dir/src/umatrix.cpp.o CMakeFiles/opencv_core.dir/src/utils/filesystem.cpp.o CMakeFiles/opencv_core.dir/src/va_intel.cpp.o CMakeFiles/opencv_core.dir/opencl_kernels_core.cpp.o CMakeFiles/opencv_core.dir/src/convert.fp16.cpp.o  -Wl,-rpath,:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: -ldl -lm -lpthread -lrt -lz 
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_core.so.3.4.3 ../../lib/libopencv_core.so.3.4 ../../lib/libopencv_core.so
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[  8%] Built target opencv_core
make  -f modules/imgproc/CMakeFiles/opencv_imgproc.dir/build.make modules/imgproc/CMakeFiles/opencv_imgproc.dir/depend
make  -f modules/flann/CMakeFiles/opencv_flann.dir/build.make modules/flann/CMakeFiles/opencv_flann.dir/depend
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make  -f apps/version/CMakeFiles/opencv_version.dir/build.make apps/version/CMakeFiles/opencv_version.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/flann /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/flann/CMakeFiles/opencv_flann.dir/DependInfo.cmake --color=
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hdf /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/hdf /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/hdf/CMakeFiles/opencv_hdf.dir/DependInfo.cmake --color=
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/version /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/version /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/version/CMakeFiles/opencv_version.dir/DependInfo.cmake --color=
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml/CMakeFiles/opencv_ml.dir/DependInfo.cmake --color=
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/flann/CMakeFiles/opencv_flann.dir/build.make modules/flann/CMakeFiles/opencv_flann.dir/build
make  -f modules/hdf/CMakeFiles/opencv_hdf.dir/build.make modules/hdf/CMakeFiles/opencv_hdf.dir/build
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f apps/version/CMakeFiles/opencv_version.dir/build.make apps/version/CMakeFiles/opencv_version.dir/build
make  -f modules/ml/CMakeFiles/opencv_ml.dir/build.make modules/ml/CMakeFiles/opencv_ml.dir/build
[  8%] Processing OpenCL kernels (imgproc)
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -DMODULE_NAME=imgproc -DCL_DIR=/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/opencl -DOUTPUT=/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc/opencl_kernels_imgproc.cpp -P /tmp/guix-build-opencv-3.4.3.drv-0/source/cmake/cl2cpp.cmake
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[  8%] Building CXX object modules/hdf/CMakeFiles/opencv_hdf.dir/src/hdf5.cpp.o
[  8%] Building CXX object modules/flann/CMakeFiles/opencv_flann.dir/src/flann.cpp.o
[  8%] Building CXX object apps/version/CMakeFiles/opencv_version.dir/opencv_version.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/flann && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/flann -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/flann/CMakeFiles/opencv_flann.dir/src/flann.cpp.o -MF CMakeFiles/opencv_flann.dir/src/flann.cpp.o.d -o CMakeFiles/opencv_flann.dir/src/flann.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/src/flann.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/hdf && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hdf/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/hdf -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/hdf/CMakeFiles/opencv_hdf.dir/src/hdf5.cpp.o -MF CMakeFiles/opencv_hdf.dir/src/hdf5.cpp.o.d -o CMakeFiles/opencv_hdf.dir/src/hdf5.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hdf/src/hdf5.cpp
[  8%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/ann_mlp.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/version && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D__OPENCV_APPS=1 -D__OPENCV_BUILD=1 -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/version/PRIVATE -I/tmp/guix-build-opencv-3.4.3.drv-0/source/include/opencv -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT apps/version/CMakeFiles/opencv_version.dir/opencv_version.cpp.o -MF CMakeFiles/opencv_version.dir/opencv_version.cpp.o.d -o CMakeFiles/opencv_version.dir/opencv_version.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/version/opencv_version.cpp
[  8%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/data.cpp.o
[  8%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/boost.cpp.o
[  8%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/gbt.cpp.o
[  8%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/em.cpp.o
[  9%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/inner_functions.cpp.o
[  8%] Building CXX object modules/flann/CMakeFiles/opencv_flann.dir/src/miniflann.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ml/CMakeFiles/opencv_ml.dir/src/boost.cpp.o -MF CMakeFiles/opencv_ml.dir/src/boost.cpp.o.d -o CMakeFiles/opencv_ml.dir/src/boost.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/boost.cpp
[  9%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/kdtree.cpp.o
[  9%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/knearest.cpp.o
[  9%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/lr.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ml/CMakeFiles/opencv_ml.dir/src/data.cpp.o -MF CMakeFiles/opencv_ml.dir/src/data.cpp.o.d -o CMakeFiles/opencv_ml.dir/src/data.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/data.cpp
[  9%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/nbayes.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ml/CMakeFiles/opencv_ml.dir/src/em.cpp.o -MF CMakeFiles/opencv_ml.dir/src/em.cpp.o.d -o CMakeFiles/opencv_ml.dir/src/em.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/em.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/flann && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/flann -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/flann/CMakeFiles/opencv_flann.dir/src/miniflann.cpp.o -MF CMakeFiles/opencv_flann.dir/src/miniflann.cpp.o.d -o CMakeFiles/opencv_flann.dir/src/miniflann.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/src/miniflann.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ml/CMakeFiles/opencv_ml.dir/src/gbt.cpp.o -MF CMakeFiles/opencv_ml.dir/src/gbt.cpp.o.d -o CMakeFiles/opencv_ml.dir/src/gbt.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/gbt.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ml/CMakeFiles/opencv_ml.dir/src/inner_functions.cpp.o -MF CMakeFiles/opencv_ml.dir/src/inner_functions.cpp.o.d -o CMakeFiles/opencv_ml.dir/src/inner_functions.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/inner_functions.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ml/CMakeFiles/opencv_ml.dir/src/kdtree.cpp.o -MF CMakeFiles/opencv_ml.dir/src/kdtree.cpp.o.d -o CMakeFiles/opencv_ml.dir/src/kdtree.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/kdtree.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ml/CMakeFiles/opencv_ml.dir/src/knearest.cpp.o -MF CMakeFiles/opencv_ml.dir/src/knearest.cpp.o.d -o CMakeFiles/opencv_ml.dir/src/knearest.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/knearest.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ml/CMakeFiles/opencv_ml.dir/src/ann_mlp.cpp.o -MF CMakeFiles/opencv_ml.dir/src/ann_mlp.cpp.o.d -o CMakeFiles/opencv_ml.dir/src/ann_mlp.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/ann_mlp.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ml/CMakeFiles/opencv_ml.dir/src/lr.cpp.o -MF CMakeFiles/opencv_ml.dir/src/lr.cpp.o.d -o CMakeFiles/opencv_ml.dir/src/lr.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/lr.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ml/CMakeFiles/opencv_ml.dir/src/nbayes.cpp.o -MF CMakeFiles/opencv_ml.dir/src/nbayes.cpp.o.d -o CMakeFiles/opencv_ml.dir/src/nbayes.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/nbayes.cpp
[  9%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/rtrees.cpp.o
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ml/CMakeFiles/opencv_ml.dir/src/rtrees.cpp.o -MF CMakeFiles/opencv_ml.dir/src/rtrees.cpp.o.d -o CMakeFiles/opencv_ml.dir/src/rtrees.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/rtrees.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc/CMakeFiles/opencv_imgproc.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/imgproc/CMakeFiles/opencv_imgproc.dir/build.make modules/imgproc/CMakeFiles/opencv_imgproc.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[  9%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/accum.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/accum.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/accum.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/accum.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/accum.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/data.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/em.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/lr.cpp:56:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/inner_functions.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/rtrees.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/boost.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/knearest.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/nbayes.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/gbt.cpp:2:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/accum.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/ann_mlp.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/kdtree.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/ann_mlp.cpp: In member function ‘virtual void cv::ml::ANN_MLPImpl::read(const cv::FileNode&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/ann_mlp.cpp:1532:30: warning: implicitly-declared ‘constexpr cv::FileNode& cv::FileNode::operator=(const cv::FileNode&)’ is deprecated [-Wdeprecated-copy]
 1532 |         w = fn["output_scale"];
      |                              ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:60,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/precomp.hpp:44,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/ann_mlp.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp:1322:8: note: because ‘cv::FileNode’ has user-provided ‘cv::FileNode::FileNode(const cv::FileNode&)’
 1322 | inline FileNode::FileNode(const FileNode& _node) : fs(_node.fs), node(_node.node) {}
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/ann_mlp.cpp:1535:34: warning: implicitly-declared ‘constexpr cv::FileNode& cv::FileNode::operator=(const cv::FileNode&)’ is deprecated [-Wdeprecated-copy]
 1535 |         w = fn["inv_output_scale"];
      |                                  ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:60,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/precomp.hpp:44,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/ann_mlp.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp:1322:8: note: because ‘cv::FileNode’ has user-provided ‘cv::FileNode::FileNode(const cv::FileNode&)’
 1322 | inline FileNode::FileNode(const FileNode& _node) : fs(_node.fs), node(_node.node) {}
      |        ^~~~~~~~
[  9%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/svm.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ml/CMakeFiles/opencv_ml.dir/src/svm.cpp.o -MF CMakeFiles/opencv_ml.dir/src/svm.cpp.o.d -o CMakeFiles/opencv_ml.dir/src/svm.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/svm.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[  9%] Linking CXX executable ../../bin/opencv_version
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/version && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_version.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG   -Wl,--gc-sections -rdynamic CMakeFiles/opencv_version.dir/opencv_version.cpp.o -o ../../bin/opencv_version  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: -ldl -lm -lpthread -lrt ../../lib/libopencv_core.so.3.4.3 
[  9%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/svmsgd.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ml/CMakeFiles/opencv_ml.dir/src/svmsgd.cpp.o -MF CMakeFiles/opencv_ml.dir/src/svmsgd.cpp.o.d -o CMakeFiles/opencv_ml.dir/src/svmsgd.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/svmsgd.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[  9%] Built target opencv_version
[  9%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/testset.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ml/CMakeFiles/opencv_ml.dir/src/testset.cpp.o -MF CMakeFiles/opencv_ml.dir/src/testset.cpp.o.d -o CMakeFiles/opencv_ml.dir/src/testset.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/testset.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[  9%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/tree.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ml/CMakeFiles/opencv_ml.dir/src/tree.cpp.o -MF CMakeFiles/opencv_ml.dir/src/tree.cpp.o.d -o CMakeFiles/opencv_ml.dir/src/tree.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/tree.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[  9%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/accum.dispatch.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/accum.dispatch.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/accum.dispatch.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/accum.dispatch.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/accum.dispatch.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[  9%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/approx.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/approx.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/approx.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/approx.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/approx.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[  9%] Linking CXX shared library ../../lib/libopencv_hdf.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/hdf && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_hdf.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-invalid-offsetof -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_hdf.so.3.4 -o ../../lib/libopencv_hdf.so.3.4.3 CMakeFiles/opencv_hdf.dir/src/hdf5.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_core.so.3.4.3 -ldl -lm -lpthread -lrt -lhdf5 -lpthread -lz -ldl -lm 
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/hdf && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_hdf.so.3.4.3 ../../lib/libopencv_hdf.so.3.4 ../../lib/libopencv_hdf.so
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[  9%] Built target opencv_hdf
[  9%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/blend.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/blend.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/blend.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/blend.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/blend.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 10%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/canny.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/canny.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/canny.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/canny.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/canny.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 10%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/clahe.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/clahe.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/clahe.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/clahe.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/clahe.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/svm.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 10%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/color.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/color.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/color.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/color.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/color.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/svm.cpp: In member function ‘virtual void cv::ml::SVMImpl::read(const cv::FileNode&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/svm.cpp:2264:31: warning: implicitly-declared ‘constexpr cv::FileNode& cv::FileNode::operator=(const cv::FileNode&)’ is deprecated [-Wdeprecated-copy]
 2264 |         m = fn["class_weights"];
      |                               ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:60,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/precomp.hpp:44,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/svm.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp:1322:8: note: because ‘cv::FileNode’ has user-provided ‘cv::FileNode::FileNode(const cv::FileNode&)’
 1322 | inline FileNode::FileNode(const FileNode& _node) : fs(_node.fs), node(_node.node) {}
      |        ^~~~~~~~
[ 10%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/color_hsv.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/color_hsv.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/color_hsv.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/color_hsv.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/color_hsv.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/svmsgd.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/testset.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/accum.dispatch.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/approx.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/tree.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/tree.cpp: In member function ‘virtual int cv::ml::DTreesImpl::readSplit(const cv::FileNode&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/tree.cpp:1821:30: warning: implicitly-declared ‘constexpr cv::FileNode& cv::FileNode::operator=(const cv::FileNode&)’ is deprecated [-Wdeprecated-copy]
 1821 |             fns = fn["not_in"];
      |                              ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:60,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/precomp.hpp:44,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/tree.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp:1322:8: note: because ‘cv::FileNode’ has user-provided ‘cv::FileNode::FileNode(const cv::FileNode&)’
 1322 | inline FileNode::FileNode(const FileNode& _node) : fs(_node.fs), node(_node.node) {}
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/tree.cpp:1855:30: warning: implicitly-declared ‘constexpr cv::FileNode& cv::FileNode::operator=(const cv::FileNode&)’ is deprecated [-Wdeprecated-copy]
 1855 |             cmpNode = fn["gt"];
      |                              ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:60,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/precomp.hpp:44,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/src/tree.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp:1322:8: note: because ‘cv::FileNode’ has user-provided ‘cv::FileNode::FileNode(const cv::FileNode&)’
 1322 | inline FileNode::FileNode(const FileNode& _node) : fs(_node.fs), node(_node.node) {}
      |        ^~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/clahe.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/canny.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/blend.cpp:46:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 10%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/color_lab.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/color_lab.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/color_lab.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/color_lab.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/color_lab.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 10%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/color_rgb.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/color_rgb.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/color_rgb.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/color_rgb.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/color_rgb.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 10%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/color_yuv.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/color_yuv.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/color_yuv.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/color_yuv.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/color_yuv.cpp
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/color.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 10%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/colormap.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/colormap.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/colormap.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/colormap.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/colormap.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 10%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/connectedcomponents.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/connectedcomponents.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/connectedcomponents.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/connectedcomponents.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/connectedcomponents.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/color_hsv.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 10%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/contours.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/contours.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/contours.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/contours.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/contours.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 10%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/convhull.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/convhull.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/convhull.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/convhull.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/convhull.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 11%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/corner.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/corner.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/corner.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/corner.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/corner.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 11%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/cornersubpix.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/cornersubpix.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/cornersubpix.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/cornersubpix.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/cornersubpix.cpp
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/color_lab.cpp:11:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 11%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/demosaicing.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/demosaicing.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/demosaicing.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/demosaicing.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/demosaicing.cpp
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/color_rgb.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/color_yuv.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/colormap.cpp:18:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/connectedcomponents.cpp:48:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 11%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/deriv.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/deriv.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/deriv.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/deriv.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/deriv.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/convhull.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/contours.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/corner.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/contours.cpp: In function ‘void cv::findContours(cv::InputOutputArray, cv::OutputArrayOfArrays, cv::OutputArray, int, int, cv::Point)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/contours.cpp:1950:64: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
 1950 |             hierarchy[i] = Vec4i(h_next, h_prev, v_next, v_prev);
      |                                                                ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/contours.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
[ 11%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/distransform.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/distransform.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/distransform.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/distransform.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/distransform.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/cornersubpix.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/demosaicing.cpp:88:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 11%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/drawing.cpp.o
[ 11%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/emd.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/emd.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/emd.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/emd.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/emd.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/drawing.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/drawing.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/drawing.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/drawing.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 11%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/featureselect.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/featureselect.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/featureselect.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/featureselect.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/featureselect.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 11%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/filter.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/filter.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/filter.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/filter.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/filter.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 11%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/floodfill.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/floodfill.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/floodfill.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/floodfill.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp
[ 12%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/gabor.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/gabor.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/gabor.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/gabor.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/gabor.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 12%] Linking CXX shared library ../../lib/libopencv_ml.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_ml.dir/link.txt --verbose=1
[ 12%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/generalized_hough.cpp.o
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_ml.so.3.4 -o ../../lib/libopencv_ml.so.3.4.3 CMakeFiles/opencv_ml.dir/src/ann_mlp.cpp.o CMakeFiles/opencv_ml.dir/src/boost.cpp.o CMakeFiles/opencv_ml.dir/src/data.cpp.o CMakeFiles/opencv_ml.dir/src/em.cpp.o CMakeFiles/opencv_ml.dir/src/gbt.cpp.o CMakeFiles/opencv_ml.dir/src/inner_functions.cpp.o CMakeFiles/opencv_ml.dir/src/kdtree.cpp.o CMakeFiles/opencv_ml.dir/src/knearest.cpp.o CMakeFiles/opencv_ml.dir/src/lr.cpp.o CMakeFiles/opencv_ml.dir/src/nbayes.cpp.o CMakeFiles/opencv_ml.dir/src/rtrees.cpp.o CMakeFiles/opencv_ml.dir/src/svm.cpp.o CMakeFiles/opencv_ml.dir/src/svmsgd.cpp.o CMakeFiles/opencv_ml.dir/src/testset.cpp.o CMakeFiles/opencv_ml.dir/src/tree.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_core.so.3.4.3 -ldl -lm -lpthread -lrt 
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/generalized_hough.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/generalized_hough.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/generalized_hough.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/generalized_hough.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/deriv.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/distransform.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_ml.so.3.4.3 ../../lib/libopencv_ml.so.3.4 ../../lib/libopencv_ml.so
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 12%] Built target opencv_ml
[ 12%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/geometry.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/geometry.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/geometry.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/geometry.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/geometry.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/emd.cpp:59:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/featureselect.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/emd.cpp: In function ‘float cv::EMD(cv::InputArray, cv::InputArray, int, cv::InputArray, float*, cv::OutputArray)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/emd.cpp:1167:18: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 1167 |         _cflow = flow;
      |                  ^~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/emd.cpp:59:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/drawing.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 12%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/grabcut.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/grabcut.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/grabcut.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/grabcut.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/grabcut.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/gabor.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/filter.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 12%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/hershey_fonts.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/hershey_fonts.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/hershey_fonts.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/hershey_fonts.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/hershey_fonts.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 12%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/histogram.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/histogram.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/histogram.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/histogram.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/histogram.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 12%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/hough.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/hough.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/hough.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/hough.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/hough.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/generalized_hough.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 12%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/imgwarp.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/imgwarp.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/imgwarp.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/imgwarp.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/imgwarp.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 12%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/intersection.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/intersection.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/intersection.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/intersection.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/intersection.cpp
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 12%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/linefit.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/linefit.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/linefit.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/linefit.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/linefit.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp: In instantiation of ‘void cv::floodFill_CnIR(cv::Mat&, cv::Point, _Tp, cv::ConnectedComp*, int, std::vector<cv::FFillSegment>*) [with _Tp = cv::Vec<unsigned char, 3>; cv::Point = cv::Point_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:530:86:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:145:12: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  145 |     img[L] = newVal;
      |     ~~~~~~~^~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:148:16: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  148 |         img[R] = newVal;
      |         ~~~~~~~^~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:151:16: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  151 |         img[L] = newVal;
      |         ~~~~~~~^~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:196:28: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  196 |                     img[i] = newVal;
      |                     ~~~~~~~^~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:198:32: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  198 |                         img[j] = newVal;
      |                         ~~~~~~~^~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:201:32: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  201 |                         img[i] = newVal;
      |                         ~~~~~~~^~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp: In instantiation of ‘void cv::floodFill_CnIR(cv::Mat&, cv::Point, _Tp, cv::ConnectedComp*, int, std::vector<cv::FFillSegment>*) [with _Tp = cv::Vec<int, 3>; cv::Point = cv::Point_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:536:86:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:145:12: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
  145 |     img[L] = newVal;
      |     ~~~~~~~^~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:148:16: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
  148 |         img[R] = newVal;
      |         ~~~~~~~^~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:151:16: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
  151 |         img[L] = newVal;
      |         ~~~~~~~^~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
[ 12%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/lsd.cpp.o
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:196:28: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
  196 |                     img[i] = newVal;
      |                     ~~~~~~~^~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:198:32: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
  198 |                         img[j] = newVal;
      |                         ~~~~~~~^~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:201:32: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
  201 |                         img[i] = newVal;
      |                         ~~~~~~~^~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp: In instantiation of ‘void cv::floodFill_CnIR(cv::Mat&, cv::Point, _Tp, cv::ConnectedComp*, int, std::vector<cv::FFillSegment>*) [with _Tp = cv::Vec<float, 3>; cv::Point = cv::Point_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:538:86:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:145:12: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  145 |     img[L] = newVal;
      |     ~~~~~~~^~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:148:16: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  148 |         img[R] = newVal;
      |         ~~~~~~~^~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:151:16: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  151 |         img[L] = newVal;
      |         ~~~~~~~^~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:196:28: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  196 |                     img[i] = newVal;
      |                     ~~~~~~~^~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:198:32: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  198 |                         img[j] = newVal;
      |                         ~~~~~~~^~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:201:32: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  201 |                         img[i] = newVal;
      |                         ~~~~~~~^~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/lsd.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/lsd.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/lsd.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/lsd.cpp
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp: In instantiation of ‘void cv::floodFillGrad_CnIR(cv::Mat&, cv::Mat&, cv::Point, _Tp, _MTp, Diff, cv::ConnectedComp*, int, std::vector<cv::FFillSegment>*) [with _Tp = cv::Vec<unsigned char, 3>; _MTp = unsigned char; _WTp = cv::Vec<int, 3>; Diff = cv::Diff8uC3; cv::Point = cv::Point_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:599:38:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:402:31: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  402 |                        (((val = img[i],
      |                           ~~~~^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:416:37: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  416 |                               ((val = img[i],
      |                                 ~~~~^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:434:24: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  434 |                 img[i] = newVal;
      |                 ~~~~~~~^~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp: In instantiation of ‘void cv::floodFillGrad_CnIR(cv::Mat&, cv::Mat&, cv::Point, _Tp, _MTp, Diff, cv::ConnectedComp*, int, std::vector<cv::FFillSegment>*) [with _Tp = cv::Vec<int, 3>; _MTp = unsigned char; _WTp = cv::Vec<int, 3>; Diff = cv::DiffC3<cv::Vec<int, 3> >; cv::Point = cv::Point_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:609:38:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:402:31: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
  402 |                        (((val = img[i],
      |                           ~~~~^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:416:37: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
  416 |                               ((val = img[i],
      |                                 ~~~~^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:434:24: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
  434 |                 img[i] = newVal;
      |                 ~~~~~~~^~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/geometry.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp: In instantiation of ‘void cv::floodFillGrad_CnIR(cv::Mat&, cv::Mat&, cv::Point, _Tp, _MTp, Diff, cv::ConnectedComp*, int, std::vector<cv::FFillSegment>*) [with _Tp = cv::Vec<float, 3>; _MTp = unsigned char; _WTp = cv::Vec<float, 3>; Diff = cv::DiffC3<cv::Vec<float, 3> >; cv::Point = cv::Point_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:619:38:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:402:31: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  402 |                        (((val = img[i],
      |                           ~~~~^~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
[ 13%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/main.cpp.o
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:416:37: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  416 |                               ((val = img[i],
      |                                 ~~~~^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:434:24: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  434 |                 img[i] = newVal;
      |                 ~~~~~~~^~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/floodfill.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/main.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/main.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/main.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/main.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/grabcut.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 13%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/matchcontours.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/matchcontours.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/matchcontours.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/matchcontours.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/matchcontours.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/histogram.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/hough.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/hershey_fonts.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/intersection.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/imgwarp.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/linefit.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/hough.cpp: In function ‘void cv::HoughLinesStandard(cv::InputArray, cv::OutputArray, int, float, float, int, int, double, double)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/hough.cpp:209:61: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  209 |             _lines.at<Vec2f>(i) = Vec2f(line.rho, line.angle);
      |                                                             ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/hough.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/hough.cpp:214:80: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  214 |             _lines.at<Vec3f>(i) = Vec3f(line.rho, line.angle, (float)accum[idx]);
      |                                                                                ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/hough.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/hough.cpp: In function ‘void cv::HoughLinesSDiv(cv::InputArray, cv::OutputArray, int, float, float, int, int, int, int, double, double)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/hough.cpp:446:76: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  446 |             _lines.at<Vec2f>((int)idx) = Vec2f(lst[idx].rho, lst[idx].theta);
      |                                                                            ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/hough.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/hough.cpp:451:99: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  451 |             _lines.at<Vec3f>((int)idx) = Vec3f(lst[idx].rho, lst[idx].theta, (float)lst[idx].value);
      |                                                                                                   ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/hough.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/lsd.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/hough.cpp: In instantiation of ‘void cv::RemoveOverlaps(std::vector<_Tp>&, float) [with T = cv::Vec<float, 3>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/hough.cpp:1710:23:   required from ‘void cv::HoughCirclesGradient(cv::InputArray, cv::OutputArray, float, float, int, int, int, int, int, int, bool) [with CircleType = cv::Vec<float, 3>; cv::InputArray = const cv::_InputArray&; cv::OutputArray = const cv::_OutputArray&]’
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/hough.cpp:1762:87:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/hough.cpp:1365:29: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
 1365 |             circles[endIdx] = circle;
      |             ~~~~~~~~~~~~~~~~^~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/hough.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/hough.cpp: In instantiation of ‘void cv::RemoveOverlaps(std::vector<_Tp>&, float) [with T = cv::Vec<float, 4>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/hough.cpp:1710:23:   required from ‘void cv::HoughCirclesGradient(cv::InputArray, cv::OutputArray, float, float, int, int, int, int, int, int, bool) [with CircleType = cv::Vec<float, 4>; cv::InputArray = const cv::_InputArray&; cv::OutputArray = const cv::_OutputArray&]’
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/hough.cpp:1766:87:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/hough.cpp:1365:29: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
 1365 |             circles[endIdx] = circle;
      |             ~~~~~~~~~~~~~~~~^~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/hough.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
[ 13%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/min_enclosing_triangle.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/min_enclosing_triangle.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/min_enclosing_triangle.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/min_enclosing_triangle.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/min_enclosing_triangle.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/main.cpp:48:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 13%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/moments.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/moments.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/moments.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/moments.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/moments.cpp
[ 13%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/morph.cpp.o
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/morph.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/morph.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/morph.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/morph.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 13%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/phasecorr.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/phasecorr.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/phasecorr.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/phasecorr.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/phasecorr.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/matchcontours.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 13%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/pyramids.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/pyramids.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/pyramids.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/pyramids.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/pyramids.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 13%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/resize.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/resize.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/resize.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/resize.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/resize.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 13%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/rotcalipers.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/rotcalipers.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/rotcalipers.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/rotcalipers.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/rotcalipers.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 13%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/samplers.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/samplers.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/samplers.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/samplers.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/samplers.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 14%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/segmentation.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/segmentation.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/segmentation.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/segmentation.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/segmentation.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/min_enclosing_triangle.cpp:67:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 14%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/shapedescr.cpp.o
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/moments.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/shapedescr.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/shapedescr.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/shapedescr.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/shapedescr.cpp
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/phasecorr.cpp:35:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/morph.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/pyramids.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 14%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/smooth.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/smooth.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/smooth.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/smooth.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/smooth.cpp
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/resize.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/rotcalipers.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/samplers.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/segmentation.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 14%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/spatialgradient.cpp.o
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/spatialgradient.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/spatialgradient.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/spatialgradient.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/spatialgradient.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 14%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/subdivision2d.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/subdivision2d.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/subdivision2d.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/subdivision2d.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/subdivision2d.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/shapedescr.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 14%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/sumpixels.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/sumpixels.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/sumpixels.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/sumpixels.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/sumpixels.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 14%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/tables.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/tables.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/tables.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/tables.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/tables.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 14%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/templmatch.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/templmatch.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/templmatch.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/templmatch.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/templmatch.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/smooth.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 14%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/thresh.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/thresh.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/thresh.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/thresh.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/thresh.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 14%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/undistort.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/undistort.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/undistort.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/undistort.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/undistort.cpp
[ 15%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/utils.cpp.o
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/utils.cpp.o -MF CMakeFiles/opencv_imgproc.dir/src/utils.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/src/utils.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/utils.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/spatialgradient.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 15%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/opencl_kernels_imgproc.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/opencl_kernels_imgproc.cpp.o -MF CMakeFiles/opencv_imgproc.dir/opencl_kernels_imgproc.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/opencl_kernels_imgproc.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc/opencl_kernels_imgproc.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/smooth.cpp: In function ‘void cv::hlineSmooth3N(const ET*, int, const FT*, int, FT*, int, int) [with ET = unsigned char; FT = {anonymous}::ufixedpoint16]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/smooth.cpp:1911:86: warning: implicitly-declared ‘constexpr {anonymous}::ufixedpoint16::ufixedpoint16(const {anonymous}::ufixedpoint16&)’ is deprecated [-Wdeprecated-copy]
 1911 |         ufixedpoint16 msum = borderType != BORDER_CONSTANT ? m[0] + m[1] + m[2] : m[1];
      |                                                                                      ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/smooth.cpp:55:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/fixedpoint.inl.hpp:337:37: note: because ‘{anonymous}::ufixedpoint16’ has user-provided ‘{anonymous}::ufixedpoint16& {anonymous}::ufixedpoint16::operator=(const {anonymous}::ufixedpoint16&)’
  337 |     CV_ALWAYS_INLINE ufixedpoint16& operator = (const ufixedpoint16& _val) { val = _val.val; return *this; }
      |                                     ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/smooth.cpp: In function ‘void cv::hlineSmooth3Naba(const ET*, int, const FT*, int, FT*, int, int) [with ET = unsigned char; FT = {anonymous}::ufixedpoint16]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/smooth.cpp:2090:84: warning: implicitly-declared ‘constexpr {anonymous}::ufixedpoint16::ufixedpoint16(const {anonymous}::ufixedpoint16&)’ is deprecated [-Wdeprecated-copy]
 2090 |         ufixedpoint16 msum = borderType != BORDER_CONSTANT ? (m[0]<<1) + m[1] : m[1];
      |                                                                                    ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/smooth.cpp:55:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/fixedpoint.inl.hpp:337:37: note: because ‘{anonymous}::ufixedpoint16’ has user-provided ‘{anonymous}::ufixedpoint16& {anonymous}::ufixedpoint16::operator=(const {anonymous}::ufixedpoint16&)’
  337 |     CV_ALWAYS_INLINE ufixedpoint16& operator = (const ufixedpoint16& _val) { val = _val.val; return *this; }
      |                                     ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/smooth.cpp: In function ‘void cv::hlineSmooth5N(const ET*, int, const FT*, int, FT*, int, int) [with ET = unsigned char; FT = {anonymous}::ufixedpoint16]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/smooth.cpp:2238:100: warning: implicitly-declared ‘constexpr {anonymous}::ufixedpoint16::ufixedpoint16(const {anonymous}::ufixedpoint16&)’ is deprecated [-Wdeprecated-copy]
 2238 |         ufixedpoint16 msum = borderType != BORDER_CONSTANT ? m[0] + m[1] + m[2] + m[3] + m[4] : m[2];
      |                                                                                                    ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/smooth.cpp:55:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/fixedpoint.inl.hpp:337:37: note: because ‘{anonymous}::ufixedpoint16’ has user-provided ‘{anonymous}::ufixedpoint16& {anonymous}::ufixedpoint16::operator=(const {anonymous}::ufixedpoint16&)’
  337 |     CV_ALWAYS_INLINE ufixedpoint16& operator = (const ufixedpoint16& _val) { val = _val.val; return *this; }
      |                                     ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/smooth.cpp: In function ‘void cv::hlineSmooth5Nabcba(const ET*, int, const FT*, int, FT*, int, int) [with ET = unsigned char; FT = {anonymous}::ufixedpoint16]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/smooth.cpp:2652:95: warning: implicitly-declared ‘constexpr {anonymous}::ufixedpoint16::ufixedpoint16(const {anonymous}::ufixedpoint16&)’ is deprecated [-Wdeprecated-copy]
 2652 |         ufixedpoint16 msum = borderType != BORDER_CONSTANT ? ((m[0] + m[1]) << 1) + m[2] : m[2];
      |                                                                                               ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/smooth.cpp:55:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/fixedpoint.inl.hpp:337:37: note: because ‘{anonymous}::ufixedpoint16’ has user-provided ‘{anonymous}::ufixedpoint16& {anonymous}::ufixedpoint16::operator=(const {anonymous}::ufixedpoint16&)’
  337 |     CV_ALWAYS_INLINE ufixedpoint16& operator = (const ufixedpoint16& _val) { val = _val.val; return *this; }
      |                                     ^~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/subdivision2d.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 15%] Linking CXX shared library ../../lib/libopencv_flann.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/flann && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_flann.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_flann.so.3.4 -o ../../lib/libopencv_flann.so.3.4.3 CMakeFiles/opencv_flann.dir/src/flann.cpp.o CMakeFiles/opencv_flann.dir/src/miniflann.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_core.so.3.4.3 -ldl -lm -lpthread -lrt 
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/sumpixels.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/tables.cpp:7:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/flann && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_flann.so.3.4.3 ../../lib/libopencv_flann.so.3.4 ../../lib/libopencv_flann.so
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/templmatch.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 15%] Built target opencv_flann
make  -f modules/surface_matching/CMakeFiles/opencv_surface_matching.dir/build.make modules/surface_matching/CMakeFiles/opencv_surface_matching.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/surface_matching /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/surface_matching/CMakeFiles/opencv_surface_matching.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/surface_matching/CMakeFiles/opencv_surface_matching.dir/build.make modules/surface_matching/CMakeFiles/opencv_surface_matching.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 15%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/accum.neon.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -DCV_CPU_DISPATCH_MODE=NEON -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgproc/CMakeFiles/opencv_imgproc.dir/accum.neon.cpp.o -MF CMakeFiles/opencv_imgproc.dir/accum.neon.cpp.o.d -o CMakeFiles/opencv_imgproc.dir/accum.neon.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc/accum.neon.cpp
[ 15%] Building CXX object modules/surface_matching/CMakeFiles/opencv_surface_matching.dir/src/icp.cpp.o
[ 15%] Building CXX object modules/surface_matching/CMakeFiles/opencv_surface_matching.dir/src/pose_3d.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/surface_matching && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/surface_matching -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/surface_matching/CMakeFiles/opencv_surface_matching.dir/src/icp.cpp.o -MF CMakeFiles/opencv_surface_matching.dir/src/icp.cpp.o.d -o CMakeFiles/opencv_surface_matching.dir/src/icp.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/icp.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/surface_matching && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/surface_matching -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/surface_matching/CMakeFiles/opencv_surface_matching.dir/src/pose_3d.cpp.o -MF CMakeFiles/opencv_surface_matching.dir/src/pose_3d.cpp.o.d -o CMakeFiles/opencv_surface_matching.dir/src/pose_3d.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/pose_3d.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 15%] Building CXX object modules/surface_matching/CMakeFiles/opencv_surface_matching.dir/src/ppf_helpers.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/surface_matching && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/surface_matching -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/surface_matching/CMakeFiles/opencv_surface_matching.dir/src/ppf_helpers.cpp.o -MF CMakeFiles/opencv_surface_matching.dir/src/ppf_helpers.cpp.o.d -o CMakeFiles/opencv_surface_matching.dir/src/ppf_helpers.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/ppf_helpers.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/utils.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/undistort.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/thresh.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/undistort.cpp: In function ‘void cvUndistortPointsInternal(const CvMat*, CvMat*, const CvMat*, const CvMat*, const CvMat*, const CvMat*, cv::TermCriteria)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/undistort.cpp:404:64: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  404 |             CV_MAKETYPE(CV_64F,CV_MAT_CN(_distCoeffs->type)), k);
      |                                                                ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/undistort.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/undistort.cpp:505:60: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  505 |                     vecTilt = matTilt*cv::Vec3d(xd0, yd0, 1);
      |                                                            ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/undistort.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/undistort.cpp: In function ‘void cv::undistortPoints(cv::InputArray, cv::OutputArray, cv::InputArray, cv::InputArray, cv::InputArray, cv::InputArray, cv::TermCriteria)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/undistort.cpp:573:23: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  573 |         pR = &(matR = R);
      |                       ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/undistort.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/undistort.cpp:575:23: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  575 |         pP = &(matP = P);
      |                       ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/undistort.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/undistort.cpp:577:31: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  577 |         pD = &(_cdistCoeffs = distCoeffs);
      |                               ^~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/undistort.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/undistort.cpp: In function ‘cv::Point2f cv::mapPointSpherical(const Point2f&, float, cv::Vec4d*, int)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/undistort.cpp:598:54: warning: implicitly-declared ‘constexpr cv::Vec<double, 4>& cv::Vec<double, 4>::operator=(const cv::Vec<double, 4>&)’ is deprecated [-Wdeprecated-copy]
  598 |             *J = Vec4d(kx*x + k, kx*y, ky*x, ky*y + k);
      |                                                      ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/undistort.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/undistort.cpp:612:74: warning: implicitly-declared ‘constexpr cv::Vec<double, 4>& cv::Vec<double, 4>::operator=(const cv::Vec<double, 4>&)’ is deprecated [-Wdeprecated-copy]
  612 |             *J = Vec4d(fx1*(kx*x + k), fx1*ky*x, fy1*kx*y, fy1*(ky*y + k));
      |                                                                          ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/undistort.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/undistort.cpp: In function ‘cv::Point2f cv::invMapPointSpherical(cv::Point2f, float, int)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/undistort.cpp:630:35: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  630 |         err = Vec2d(p1.x, p1.y) - p;
      |                                   ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/undistort.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
[ 15%] Building CXX object modules/surface_matching/CMakeFiles/opencv_surface_matching.dir/src/ppf_match_3d.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/surface_matching && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/surface_matching -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/surface_matching/CMakeFiles/opencv_surface_matching.dir/src/ppf_match_3d.cpp.o -MF CMakeFiles/opencv_surface_matching.dir/src/ppf_match_3d.cpp.o.d -o CMakeFiles/opencv_surface_matching.dir/src/ppf_match_3d.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/ppf_match_3d.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 15%] Building CXX object modules/surface_matching/CMakeFiles/opencv_surface_matching.dir/src/t_hash_int.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/surface_matching && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/surface_matching -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/surface_matching/CMakeFiles/opencv_surface_matching.dir/src/t_hash_int.cpp.o -MF CMakeFiles/opencv_surface_matching.dir/src/t_hash_int.cpp.o.d -o CMakeFiles/opencv_surface_matching.dir/src/t_hash_int.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/t_hash_int.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/src/precomp.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc/accum.neon.cpp:2:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/precomp.hpp:66,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/icp.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/c_utils.hpp: In function ‘void cv::ppf_match_3d::computeTransformRT(const Vec3d&, const Vec3d&, cv::Matx33d&, cv::Vec3d&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/c_utils.hpp:213:12: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  213 |   t = -R * p1;
      |            ^~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/include/opencv2/surface_matching/ppf_match_3d.hpp:62,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/icp.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/icp.cpp: In member function ‘int cv::ppf_match_3d::ICP::registerModelToScene(const cv::Mat&, const cv::Mat&, double&, cv::Matx44d&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/icp.cpp:464:45: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  464 |   Cpose = Cpose / scale + meanAvg - Rpose * meanAvg;
      |                                             ^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/include/opencv2/surface_matching/ppf_match_3d.hpp:62,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/icp.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/precomp.hpp:66,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/pose_3d.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/c_utils.hpp: In function ‘void cv::ppf_match_3d::computeTransformRT(const Vec3d&, const Vec3d&, cv::Matx33d&, cv::Vec3d&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/c_utils.hpp:213:12: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  213 |   t = -R * p1;
      |            ^~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/include/opencv2/surface_matching/ppf_match_3d.hpp:62,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/pose_3d.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/precomp.hpp:66,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/ppf_helpers.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/c_utils.hpp: In function ‘void cv::ppf_match_3d::computeTransformRT(const Vec3d&, const Vec3d&, cv::Matx33d&, cv::Vec3d&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/c_utils.hpp:213:12: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  213 |   t = -R * p1;
      |            ^~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/include/opencv2/surface_matching/ppf_match_3d.hpp:62,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/ppf_helpers.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/pose_3d.cpp: In member function ‘void cv::ppf_match_3d::Pose3D::updatePoseQuat(cv::Vec4d&, cv::Vec3d&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/pose_3d.cpp:106:7: warning: implicitly-declared ‘constexpr cv::Vec<double, 4>& cv::Vec<double, 4>::operator=(const cv::Vec<double, 4>&)’ is deprecated [-Wdeprecated-copy]
  106 |   q = Q;
      |       ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/include/opencv2/surface_matching/ppf_match_3d.hpp:62,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/pose_3d.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/pose_3d.cpp: In member function ‘cv::ppf_match_3d::Pose3DPtr cv::ppf_match_3d::Pose3D::clone()’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/pose_3d.cpp:166:17: warning: implicitly-declared ‘constexpr cv::Vec<double, 4>& cv::Vec<double, 4>::operator=(const cv::Vec<double, 4>&)’ is deprecated [-Wdeprecated-copy]
  166 |   new_pose->q = q;
      |                 ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/include/opencv2/surface_matching/ppf_match_3d.hpp:62,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/pose_3d.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/pose_3d.cpp:167:17: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  167 |   new_pose->t = t;
      |                 ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/include/opencv2/surface_matching/ppf_match_3d.hpp:62,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/pose_3d.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/ppf_helpers.cpp: In function ‘cv::Mat cv::ppf_match_3d::transformPCPose(cv::Mat, const Matx44d&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/ppf_helpers.cpp:599:16: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  599 |       n2 = R * n;
      |                ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/include/opencv2/surface_matching/ppf_match_3d.hpp:62,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/ppf_helpers.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/ppf_helpers.cpp: In function ‘void cv::ppf_match_3d::meanCovLocalPCInd(const cv::Mat&, const int*, int, cv::Matx33d&, cv::Vec3d&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/ppf_helpers.cpp:681:22: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  681 |   Mean = Vec3d::all(0);
      |                      ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/include/opencv2/surface_matching/ppf_match_3d.hpp:62,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/ppf_helpers.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/precomp.hpp:66,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/ppf_match_3d.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/c_utils.hpp: In function ‘void cv::ppf_match_3d::computeTransformRT(const Vec3d&, const Vec3d&, cv::Matx33d&, cv::Vec3d&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/c_utils.hpp:213:12: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  213 |   t = -R * p1;
      |            ^~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/include/opencv2/surface_matching/ppf_match_3d.hpp:62,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/ppf_match_3d.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/ppf_match_3d.cpp: In function ‘double cv::ppf_match_3d::computeAlpha(const Vec3d&, const Vec3d&, const Vec3d&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/ppf_match_3d.cpp:105:19: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  105 |   mpt = Tmg + R * p2;
      |                   ^~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/include/opencv2/surface_matching/ppf_match_3d.hpp:62,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/ppf_match_3d.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/ppf_match_3d.cpp: In member function ‘void cv::ppf_match_3d::PPF3DDetector::match(const cv::Mat&, std::vector<cv::Ptr<cv::ppf_match_3d::Pose3D> >&, double, double)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/ppf_match_3d.cpp:482:35: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  482 |         p2t = tsg + Rsg * Vec3d(p2);
      |                                   ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/include/opencv2/surface_matching/ppf_match_3d.hpp:62,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/ppf_match_3d.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/ppf_match_3d.cpp:550:20: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  550 |     tInv = -RInv * tsg;
      |                    ^~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/include/opencv2/surface_matching/ppf_match_3d.hpp:62,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/ppf_match_3d.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/precomp.hpp:66,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/t_hash_int.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/c_utils.hpp: In function ‘void cv::ppf_match_3d::computeTransformRT(const Vec3d&, const Vec3d&, cv::Matx33d&, cv::Vec3d&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/c_utils.hpp:213:12: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  213 |   t = -R * p1;
      |            ^~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/include/opencv2/surface_matching/ppf_match_3d.hpp:62,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/src/t_hash_int.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
[ 15%] Linking CXX shared library ../../lib/libopencv_imgproc.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_imgproc.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_imgproc.so.3.4 -o ../../lib/libopencv_imgproc.so.3.4.3 CMakeFiles/opencv_imgproc.dir/src/accum.cpp.o CMakeFiles/opencv_imgproc.dir/src/accum.dispatch.cpp.o CMakeFiles/opencv_imgproc.dir/src/approx.cpp.o CMakeFiles/opencv_imgproc.dir/src/blend.cpp.o CMakeFiles/opencv_imgproc.dir/src/canny.cpp.o CMakeFiles/opencv_imgproc.dir/src/clahe.cpp.o CMakeFiles/opencv_imgproc.dir/src/color.cpp.o CMakeFiles/opencv_imgproc.dir/src/color_hsv.cpp.o CMakeFiles/opencv_imgproc.dir/src/color_lab.cpp.o CMakeFiles/opencv_imgproc.dir/src/color_rgb.cpp.o CMakeFiles/opencv_imgproc.dir/src/color_yuv.cpp.o CMakeFiles/opencv_imgproc.dir/src/colormap.cpp.o CMakeFiles/opencv_imgproc.dir/src/connectedcomponents.cpp.o CMakeFiles/opencv_imgproc.dir/src/contours.cpp.o CMakeFiles/opencv_imgproc.dir/src/convhull.cpp.o CMakeFiles/opencv_imgproc.dir/src/corner.cpp.o CMakeFiles/opencv_imgproc.dir/src/cornersubpix.cpp.o CMakeFiles/opencv_imgproc.dir/src/demosaicing.cpp.o CMakeFiles/opencv_imgproc.dir/src/deriv.cpp.o CMakeFiles/opencv_imgproc.dir/src/distransform.cpp.o CMakeFiles/opencv_imgproc.dir/src/drawing.cpp.o CMakeFiles/opencv_imgproc.dir/src/emd.cpp.o CMakeFiles/opencv_imgproc.dir/src/featureselect.cpp.o CMakeFiles/opencv_imgproc.dir/src/filter.cpp.o CMakeFiles/opencv_imgproc.dir/src/floodfill.cpp.o CMakeFiles/opencv_imgproc.dir/src/gabor.cpp.o CMakeFiles/opencv_imgproc.dir/src/generalized_hough.cpp.o CMakeFiles/opencv_imgproc.dir/src/geometry.cpp.o CMakeFiles/opencv_imgproc.dir/src/grabcut.cpp.o CMakeFiles/opencv_imgproc.dir/src/hershey_fonts.cpp.o CMakeFiles/opencv_imgproc.dir/src/histogram.cpp.o CMakeFiles/opencv_imgproc.dir/src/hough.cpp.o CMakeFiles/opencv_imgproc.dir/src/imgwarp.cpp.o CMakeFiles/opencv_imgproc.dir/src/intersection.cpp.o CMakeFiles/opencv_imgproc.dir/src/linefit.cpp.o CMakeFiles/opencv_imgproc.dir/src/lsd.cpp.o CMakeFiles/opencv_imgproc.dir/src/main.cpp.o CMakeFiles/opencv_imgproc.dir/src/matchcontours.cpp.o CMakeFiles/opencv_imgproc.dir/src/min_enclosing_triangle.cpp.o CMakeFiles/opencv_imgproc.dir/src/moments.cpp.o CMakeFiles/opencv_imgproc.dir/src/morph.cpp.o CMakeFiles/opencv_imgproc.dir/src/phasecorr.cpp.o CMakeFiles/opencv_imgproc.dir/src/pyramids.cpp.o CMakeFiles/opencv_imgproc.dir/src/resize.cpp.o CMakeFiles/opencv_imgproc.dir/src/rotcalipers.cpp.o CMakeFiles/opencv_imgproc.dir/src/samplers.cpp.o CMakeFiles/opencv_imgproc.dir/src/segmentation.cpp.o CMakeFiles/opencv_imgproc.dir/src/shapedescr.cpp.o CMakeFiles/opencv_imgproc.dir/src/smooth.cpp.o CMakeFiles/opencv_imgproc.dir/src/spatialgradient.cpp.o CMakeFiles/opencv_imgproc.dir/src/subdivision2d.cpp.o CMakeFiles/opencv_imgproc.dir/src/sumpixels.cpp.o CMakeFiles/opencv_imgproc.dir/src/tables.cpp.o CMakeFiles/opencv_imgproc.dir/src/templmatch.cpp.o CMakeFiles/opencv_imgproc.dir/src/thresh.cpp.o CMakeFiles/opencv_imgproc.dir/src/undistort.cpp.o CMakeFiles/opencv_imgproc.dir/src/utils.cpp.o CMakeFiles/opencv_imgproc.dir/opencl_kernels_imgproc.cpp.o CMakeFiles/opencv_imgproc.dir/accum.neon.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_core.so.3.4.3 -ldl -lm -lpthread -lrt 
[ 15%] Linking CXX shared library ../../lib/libopencv_surface_matching.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/surface_matching && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_surface_matching.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_surface_matching.so.3.4 -o ../../lib/libopencv_surface_matching.so.3.4.3 CMakeFiles/opencv_surface_matching.dir/src/icp.cpp.o CMakeFiles/opencv_surface_matching.dir/src/pose_3d.cpp.o CMakeFiles/opencv_surface_matching.dir/src/ppf_helpers.cpp.o CMakeFiles/opencv_surface_matching.dir/src/ppf_match_3d.cpp.o CMakeFiles/opencv_surface_matching.dir/src/t_hash_int.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_flann.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_core.so.3.4.3 
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/surface_matching && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_surface_matching.so.3.4.3 ../../lib/libopencv_surface_matching.so.3.4 ../../lib/libopencv_surface_matching.so
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 15%] Built target opencv_surface_matching
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4 ../../lib/libopencv_imgproc.so
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 15%] Built target opencv_imgproc
make  -f modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/build.make modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/depend
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make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
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cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/phase_unwrapping /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/phase_unwrapping /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/phase_unwrapping/CMakeFiles/opencv_phase_unwrapping.dir/DependInfo.cmake --color=
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/DependInfo.cmake --color=
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make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/plot /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/plot/CMakeFiles/opencv_plot.dir/DependInfo.cmake --color=
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/reg /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/reg/CMakeFiles/opencv_reg.dir/DependInfo.cmake --color=
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xphoto /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xphoto/CMakeFiles/opencv_xphoto.dir/DependInfo.cmake --color=
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/freetype /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/freetype /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/freetype/CMakeFiles/opencv_freetype.dir/DependInfo.cmake --color=
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/fuzzy /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/fuzzy /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/fuzzy/CMakeFiles/opencv_fuzzy.dir/DependInfo.cmake --color=
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hfs /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/hfs /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/hfs/CMakeFiles/opencv_hfs.dir/DependInfo.cmake --color=
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/img_hash /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/img_hash/CMakeFiles/opencv_img_hash.dir/DependInfo.cmake --color=
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 16%] Processing OpenCL kernels (objdetect)
[ 16%] Processing OpenCL kernels (photo)
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -DMODULE_NAME=photo -DCL_DIR=/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/opencl -DOUTPUT=/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo/opencl_kernels_photo.cpp -P /tmp/guix-build-opencv-3.4.3.drv-0/source/cmake/cl2cpp.cmake
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/objdetect && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -DMODULE_NAME=objdetect -DCL_DIR=/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/opencl -DOUTPUT=/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/objdetect/opencl_kernels_objdetect.cpp -P /tmp/guix-build-opencv-3.4.3.drv-0/source/cmake/cl2cpp.cmake
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 16%] Processing OpenCL kernels (video)
make  -f modules/plot/CMakeFiles/opencv_plot.dir/build.make modules/plot/CMakeFiles/opencv_plot.dir/build
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/build.make modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/build
make  -f modules/reg/CMakeFiles/opencv_reg.dir/build.make modules/reg/CMakeFiles/opencv_reg.dir/build
make  -f modules/phase_unwrapping/CMakeFiles/opencv_phase_unwrapping.dir/build.make modules/phase_unwrapping/CMakeFiles/opencv_phase_unwrapping.dir/build
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -DMODULE_NAME=video -DCL_DIR=/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/opencl -DOUTPUT=/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video/opencl_kernels_video.cpp -P /tmp/guix-build-opencv-3.4.3.drv-0/source/cmake/cl2cpp.cmake
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 16%] Running cpp protocol buffer compiler on /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/tensorflow/versions.proto
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 16%] Running cpp protocol buffer compiler on /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/tensorflow/attr_value.proto
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/m3wflb5nmqi6lg2x8cy6j6ridgxdrr2m-protobuf-3.17.3/bin/protoc --cpp_out /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/caffe -I /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/tensorflow /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/tensorflow/versions.proto
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/m3wflb5nmqi6lg2x8cy6j6ridgxdrr2m-protobuf-3.17.3/bin/protoc --cpp_out /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/caffe -I /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/tensorflow /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/tensorflow/attr_value.proto
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 16%] Running cpp protocol buffer compiler on /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/tensorflow/function.proto
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/xphoto/CMakeFiles/opencv_xphoto.dir/build.make modules/xphoto/CMakeFiles/opencv_xphoto.dir/build
make  -f modules/freetype/CMakeFiles/opencv_freetype.dir/build.make modules/freetype/CMakeFiles/opencv_freetype.dir/build
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/m3wflb5nmqi6lg2x8cy6j6ridgxdrr2m-protobuf-3.17.3/bin/protoc --cpp_out /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/caffe -I /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/tensorflow /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/tensorflow/function.proto
make  -f modules/fuzzy/CMakeFiles/opencv_fuzzy.dir/build.make modules/fuzzy/CMakeFiles/opencv_fuzzy.dir/build
[ 16%] Running cpp protocol buffer compiler on /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/tensorflow/graph.proto
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/m3wflb5nmqi6lg2x8cy6j6ridgxdrr2m-protobuf-3.17.3/bin/protoc --cpp_out /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/caffe -I /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/tensorflow /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/tensorflow/graph.proto
make  -f modules/hfs/CMakeFiles/opencv_hfs.dir/build.make modules/hfs/CMakeFiles/opencv_hfs.dir/build
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo/CMakeFiles/opencv_photo.dir/DependInfo.cmake --color=
[ 16%] Building CXX object modules/plot/CMakeFiles/opencv_plot.dir/src/plot.cpp.o
make  -f modules/img_hash/CMakeFiles/opencv_img_hash.dir/build.make modules/img_hash/CMakeFiles/opencv_img_hash.dir/build
[ 16%] Building CXX object modules/reg/CMakeFiles/opencv_reg.dir/src/map.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/plot && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/plot -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/plot/CMakeFiles/opencv_plot.dir/src/plot.cpp.o -MF CMakeFiles/opencv_plot.dir/src/plot.cpp.o.d -o CMakeFiles/opencv_plot.dir/src/plot.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/src/plot.cpp
[ 16%] Building CXX object modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/src/loadsave.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/reg && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/reg -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/reg/CMakeFiles/opencv_reg.dir/src/map.cpp.o -MF CMakeFiles/opencv_reg.dir/src/map.cpp.o.d -o CMakeFiles/opencv_reg.dir/src/map.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/src/map.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_IMGCODEC_HDR -DHAVE_IMGCODEC_PXM -DHAVE_IMGCODEC_SUNRASTER -DHAVE_WEBP -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -isystem /gnu/store/3xmlwzsdsx6y6662qavdg4vwvfvx8bsp-openexr-2.5.7/include/OpenEXR -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/src/loadsave.cpp.o -MF CMakeFiles/opencv_imgcodecs.dir/src/loadsave.cpp.o.d -o CMakeFiles/opencv_imgcodecs.dir/src/loadsave.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/loadsave.cpp
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/objdetect /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/objdetect/CMakeFiles/opencv_objdetect.dir/DependInfo.cmake --color=
[ 16%] Building CXX object modules/phase_unwrapping/CMakeFiles/opencv_phase_unwrapping.dir/src/histogramphaseunwrapping.cpp.o
[ 16%] Building CXX object modules/xphoto/CMakeFiles/opencv_xphoto.dir/src/bm3d_image_denoising.cpp.o
[ 17%] Building CXX object modules/freetype/CMakeFiles/opencv_freetype.dir/src/freetype.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/phase_unwrapping && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/phase_unwrapping/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/phase_unwrapping -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/phase_unwrapping/CMakeFiles/opencv_phase_unwrapping.dir/src/histogramphaseunwrapping.cpp.o -MF CMakeFiles/opencv_phase_unwrapping.dir/src/histogramphaseunwrapping.cpp.o.d -o CMakeFiles/opencv_phase_unwrapping.dir/src/histogramphaseunwrapping.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/phase_unwrapping/src/histogramphaseunwrapping.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/freetype && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/freetype/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/freetype -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -isystem /gnu/store/h4lz81bmmbqpxwbal80kmizvld0bxp5c-freetype-2.10.4/include/freetype2 -isystem /gnu/store/pri7zcp9lbsh06andky2gk5qdvqxkpaa-libpng-1.6.37/include/libpng16 -isystem /gnu/store/isxqamcjjlx7whc195c9npm4nv1sbia9-glib-2.70.0/include/glib-2.0 -isystem /gnu/store/isxqamcjjlx7whc195c9npm4nv1sbia9-glib-2.70.0/lib/glib-2.0/include -isystem /gnu/store/yfp8z5cri9kdzn33arp6ag183khgjh46-harfbuzz-2.8.2/include/harfbuzz -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/freetype/CMakeFiles/opencv_freetype.dir/src/freetype.cpp.o -MF CMakeFiles/opencv_freetype.dir/src/freetype.cpp.o.d -o CMakeFiles/opencv_freetype.dir/src/freetype.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/freetype/src/freetype.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xphoto && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xphoto -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/xphoto/CMakeFiles/opencv_xphoto.dir/src/bm3d_image_denoising.cpp.o -MF CMakeFiles/opencv_xphoto.dir/src/bm3d_image_denoising.cpp.o.d -o CMakeFiles/opencv_xphoto.dir/src/bm3d_image_denoising.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/bm3d_image_denoising.cpp
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video/CMakeFiles/opencv_video.dir/DependInfo.cmake --color=
[ 17%] Running cpp protocol buffer compiler on /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/tensorflow/op_def.proto
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make  -f modules/photo/CMakeFiles/opencv_photo.dir/build.make modules/photo/CMakeFiles/opencv_photo.dir/build
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/m3wflb5nmqi6lg2x8cy6j6ridgxdrr2m-protobuf-3.17.3/bin/protoc --cpp_out /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/caffe -I /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/tensorflow /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/tensorflow/op_def.proto
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 17%] Building CXX object modules/hfs/CMakeFiles/opencv_hfs.dir/src/hfs.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/hfs && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hfs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/hfs -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/hfs/CMakeFiles/opencv_hfs.dir/src/hfs.cpp.o -MF CMakeFiles/opencv_hfs.dir/src/hfs.cpp.o.d -o CMakeFiles/opencv_hfs.dir/src/hfs.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hfs/src/hfs.cpp
[ 17%] Building CXX object modules/fuzzy/CMakeFiles/opencv_fuzzy.dir/src/fuzzy_F0_math.cpp.o
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 17%] Building CXX object modules/reg/CMakeFiles/opencv_reg.dir/src/mapaffine.cpp.o
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/fuzzy && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/fuzzy/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/fuzzy -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/fuzzy/CMakeFiles/opencv_fuzzy.dir/src/fuzzy_F0_math.cpp.o -MF CMakeFiles/opencv_fuzzy.dir/src/fuzzy_F0_math.cpp.o.d -o CMakeFiles/opencv_fuzzy.dir/src/fuzzy_F0_math.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/fuzzy/src/fuzzy_F0_math.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make  -f modules/objdetect/CMakeFiles/opencv_objdetect.dir/build.make modules/objdetect/CMakeFiles/opencv_objdetect.dir/build
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/reg && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/reg -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/reg/CMakeFiles/opencv_reg.dir/src/mapaffine.cpp.o -MF CMakeFiles/opencv_reg.dir/src/mapaffine.cpp.o.d -o CMakeFiles/opencv_reg.dir/src/mapaffine.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/src/mapaffine.cpp
[ 17%] Building CXX object modules/img_hash/CMakeFiles/opencv_img_hash.dir/src/average_hash.cpp.o
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/video/CMakeFiles/opencv_video.dir/build.make modules/video/CMakeFiles/opencv_video.dir/build
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/img_hash && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/img_hash -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/img_hash/CMakeFiles/opencv_img_hash.dir/src/average_hash.cpp.o -MF CMakeFiles/opencv_img_hash.dir/src/average_hash.cpp.o.d -o CMakeFiles/opencv_img_hash.dir/src/average_hash.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/src/average_hash.cpp
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 17%] Building CXX object modules/img_hash/CMakeFiles/opencv_img_hash.dir/src/block_mean_hash.cpp.o
[ 17%] Building CXX object modules/xphoto/CMakeFiles/opencv_xphoto.dir/src/dct_image_denoising.cpp.o
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xphoto && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xphoto -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/xphoto/CMakeFiles/opencv_xphoto.dir/src/dct_image_denoising.cpp.o -MF CMakeFiles/opencv_xphoto.dir/src/dct_image_denoising.cpp.o.d -o CMakeFiles/opencv_xphoto.dir/src/dct_image_denoising.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/dct_image_denoising.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 17%] Building CXX object modules/photo/CMakeFiles/opencv_photo.dir/src/align.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/img_hash && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/img_hash -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/img_hash/CMakeFiles/opencv_img_hash.dir/src/block_mean_hash.cpp.o -MF CMakeFiles/opencv_img_hash.dir/src/block_mean_hash.cpp.o.d -o CMakeFiles/opencv_img_hash.dir/src/block_mean_hash.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/src/block_mean_hash.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/photo/CMakeFiles/opencv_photo.dir/src/align.cpp.o -MF CMakeFiles/opencv_photo.dir/src/align.cpp.o.d -o CMakeFiles/opencv_photo.dir/src/align.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/align.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 17%] Building CXX object modules/objdetect/CMakeFiles/opencv_objdetect.dir/src/cascadedetect.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/objdetect && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/objdetect -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/objdetect/CMakeFiles/opencv_objdetect.dir/src/cascadedetect.cpp.o -MF CMakeFiles/opencv_objdetect.dir/src/cascadedetect.cpp.o.d -o CMakeFiles/opencv_objdetect.dir/src/cascadedetect.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/cascadedetect.cpp
[ 18%] Building CXX object modules/video/CMakeFiles/opencv_video.dir/src/bgfg_KNN.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/video/CMakeFiles/opencv_video.dir/src/bgfg_KNN.cpp.o -MF CMakeFiles/opencv_video.dir/src/bgfg_KNN.cpp.o.d -o CMakeFiles/opencv_video.dir/src/bgfg_KNN.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/bgfg_KNN.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 18%] Running cpp protocol buffer compiler on /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/caffe/opencv-caffe.proto
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/m3wflb5nmqi6lg2x8cy6j6ridgxdrr2m-protobuf-3.17.3/bin/protoc --cpp_out /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/caffe -I /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/tensorflow /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/caffe/opencv-caffe.proto
[ 18%] Running cpp protocol buffer compiler on /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/tensorflow/tensor.proto
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/m3wflb5nmqi6lg2x8cy6j6ridgxdrr2m-protobuf-3.17.3/bin/protoc --cpp_out /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/caffe -I /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/tensorflow /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/tensorflow/tensor.proto
[ 18%] Running cpp protocol buffer compiler on /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/tensorflow/tensor_shape.proto
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/m3wflb5nmqi6lg2x8cy6j6ridgxdrr2m-protobuf-3.17.3/bin/protoc --cpp_out /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/caffe -I /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/tensorflow /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/tensorflow/tensor_shape.proto
[ 19%] Running cpp protocol buffer compiler on /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/tensorflow/types.proto
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/m3wflb5nmqi6lg2x8cy6j6ridgxdrr2m-protobuf-3.17.3/bin/protoc --cpp_out /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/caffe -I /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/tensorflow /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/tensorflow/types.proto
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn/CMakeFiles/opencv_dnn.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/dnn/CMakeFiles/opencv_dnn.dir/build.make modules/dnn/CMakeFiles/opencv_dnn.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 19%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/opencv-caffe.pb.cc.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -Wno-suggest-override -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/opencv-caffe.pb.cc.o -MF CMakeFiles/opencv_dnn.dir/opencv-caffe.pb.cc.o.d -o CMakeFiles/opencv_dnn.dir/opencv-caffe.pb.cc.o -c /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn/opencv-caffe.pb.cc
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/src/mapaffine.cpp: In member function ‘virtual void cv::reg::MapAffine::compose(cv::Ptr<cv::reg::Map>)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/src/mapaffine.cpp:104:14: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  104 |     shift_ = compShift;
      |              ^~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/src/mapaffine.cpp:39:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/src/precomp.hpp:11,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/src/block_mean_hash.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/freetype/src/precomp.hpp:53,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/freetype/src/freetype.cpp:48:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/dct_image_denoising.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/src/precomp.hpp:11,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/src/average_hash.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/precomp.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/loadsave.cpp:46:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/bgfg_KNN.cpp: In member function ‘virtual void cv::BackgroundSubtractorKNNImpl::getBackgroundImage(cv::OutputArray) const’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/bgfg_KNN.cpp:845:70: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  845 |                     meanBackground.at<Vec3b>(row, col) = Vec3b(mean_m);
      |                                                                      ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include/opencv2/video/tracking.hpp:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include/opencv2/video.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/bgfg_KNN.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include/opencv2/objdetect/objdetect_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/cascadedetect.cpp:47:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/cascadedetect.cpp:46:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/cascadedetect.hpp: In member function ‘cv::HaarEvaluator& cv::HaarEvaluator::operator=(const cv::HaarEvaluator&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/cascadedetect.hpp:314:7: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
  314 | class HaarEvaluator CV_FINAL : public FeatureEvaluator
      |       ^~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include/opencv2/objdetect.hpp:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/cascadedetect.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/cascadedetect.cpp: In member function ‘virtual cv::Ptr<cv::FeatureEvaluator> cv::HaarEvaluator::clone() const’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/cascadedetect.cpp:628:13: note: synthesized method ‘cv::HaarEvaluator& cv::HaarEvaluator::operator=(const cv::HaarEvaluator&)’ first required here
  628 |     *ret = *this;
      |             ^~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/cascadedetect.cpp: In member function ‘bool cv::CascadeClassifierImpl::Data::read(const cv::FileNode&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/cascadedetect.cpp:1491:24: warning: implicitly-declared ‘constexpr cv::FileNode& cv::FileNode::operator=(const cv::FileNode&)’ is deprecated [-Wdeprecated-copy]
 1491 |     fn = root[CC_STAGES];
      |                        ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:60,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include/opencv2/objdetect.hpp:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/cascadedetect.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp:1322:8: note: because ‘cv::FileNode’ has user-provided ‘cv::FileNode::FileNode(const cv::FileNode&)’
 1322 | inline FileNode::FileNode(const FileNode& _node) : fs(_node.fs), node(_node.node) {}
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/cascadedetect.cpp:1509:38: warning: implicitly-declared ‘constexpr cv::FileNode& cv::FileNode::operator=(const cv::FileNode&)’ is deprecated [-Wdeprecated-copy]
 1509 |         fns = fns[CC_WEAK_CLASSIFIERS];
      |                                      ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:60,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include/opencv2/objdetect.hpp:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/cascadedetect.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp:1322:8: note: because ‘cv::FileNode’ has user-provided ‘cv::FileNode::FileNode(const cv::FileNode&)’
 1322 | inline FileNode::FileNode(const FileNode& _node) : fs(_node.fs), node(_node.node) {}
      |        ^~~~~~~~
[ 19%] Building CXX object modules/objdetect/CMakeFiles/opencv_objdetect.dir/src/cascadedetect_convert.cpp.o
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/cascadedetect.cpp:1559:50: warning: implicitly-declared ‘constexpr cv::FileNodeIterator& cv::FileNodeIterator::operator=(const cv::FileNodeIterator&)’ is deprecated [-Wdeprecated-copy]
 1559 |             internalNodesIter = leafValues.begin(), internalNodesEnd = leafValues.end();
      |                                                  ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:60,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include/opencv2/objdetect.hpp:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/cascadedetect.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp:641:5: note: because ‘cv::FileNodeIterator’ has user-provided ‘cv::FileNodeIterator::FileNodeIterator(const cv::FileNodeIterator&)’
  641 |     FileNodeIterator(const FileNodeIterator& it);
      |     ^~~~~~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/cascadedetect.cpp:1559:87: warning: implicitly-declared ‘constexpr cv::FileNodeIterator& cv::FileNodeIterator::operator=(const cv::FileNodeIterator&)’ is deprecated [-Wdeprecated-copy]
 1559 |             internalNodesIter = leafValues.begin(), internalNodesEnd = leafValues.end();
      |                                                                                       ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:60,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include/opencv2/objdetect.hpp:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/cascadedetect.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp:641:5: note: because ‘cv::FileNodeIterator’ has user-provided ‘cv::FileNodeIterator::FileNodeIterator(const cv::FileNodeIterator&)’
  641 |     FileNodeIterator(const FileNodeIterator& it);
      |     ^~~~~~~~~~~~~~~~
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/objdetect && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/objdetect -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/objdetect/CMakeFiles/opencv_objdetect.dir/src/cascadedetect_convert.cpp.o -MF CMakeFiles/opencv_objdetect.dir/src/cascadedetect_convert.cpp.o.d -o CMakeFiles/opencv_objdetect.dir/src/cascadedetect_convert.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/cascadedetect_convert.cpp
[ 19%] Building CXX object modules/objdetect/CMakeFiles/opencv_objdetect.dir/src/detection_based_tracker.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/objdetect && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/objdetect -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/objdetect/CMakeFiles/opencv_objdetect.dir/src/detection_based_tracker.cpp.o -MF CMakeFiles/opencv_objdetect.dir/src/detection_based_tracker.cpp.o.d -o CMakeFiles/opencv_objdetect.dir/src/detection_based_tracker.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/detection_based_tracker.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 19%] Building CXX object modules/reg/CMakeFiles/opencv_reg.dir/src/mapper.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/reg && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/reg -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/reg/CMakeFiles/opencv_reg.dir/src/mapper.cpp.o -MF CMakeFiles/opencv_reg.dir/src/mapper.cpp.o.d -o CMakeFiles/opencv_reg.dir/src/mapper.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/src/mapper.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 20%] Building CXX object modules/img_hash/CMakeFiles/opencv_img_hash.dir/src/color_moment_hash.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/img_hash && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/img_hash -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/img_hash/CMakeFiles/opencv_img_hash.dir/src/color_moment_hash.cpp.o -MF CMakeFiles/opencv_img_hash.dir/src/color_moment_hash.cpp.o.d -o CMakeFiles/opencv_img_hash.dir/src/color_moment_hash.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/src/color_moment_hash.cpp
[ 20%] Building CXX object modules/hfs/CMakeFiles/opencv_hfs.dir/src/hfs_core.cpp.o
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/hfs && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hfs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/hfs -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/hfs/CMakeFiles/opencv_hfs.dir/src/hfs_core.cpp.o -MF CMakeFiles/opencv_hfs.dir/src/hfs_core.cpp.o.d -o CMakeFiles/opencv_hfs.dir/src/hfs_core.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hfs/src/hfs_core.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 20%] Building CXX object modules/xphoto/CMakeFiles/opencv_xphoto.dir/src/grayworld_white_balance.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xphoto && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xphoto -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/xphoto/CMakeFiles/opencv_xphoto.dir/src/grayworld_white_balance.cpp.o -MF CMakeFiles/opencv_xphoto.dir/src/grayworld_white_balance.cpp.o.d -o CMakeFiles/opencv_xphoto.dir/src/grayworld_white_balance.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/grayworld_white_balance.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 20%] Building CXX object modules/img_hash/CMakeFiles/opencv_img_hash.dir/src/img_hash_base.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/img_hash && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/img_hash -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/img_hash/CMakeFiles/opencv_img_hash.dir/src/img_hash_base.cpp.o -MF CMakeFiles/opencv_img_hash.dir/src/img_hash_base.cpp.o.d -o CMakeFiles/opencv_img_hash.dir/src/img_hash_base.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/src/img_hash_base.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 20%] Linking CXX shared library ../../lib/libopencv_freetype.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/freetype && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_freetype.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_freetype.so.3.4 -o ../../lib/libopencv_freetype.so.3.4.3 CMakeFiles/opencv_freetype.dir/src/freetype.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_imgproc.so.3.4.3 -ldl -lm -lpthread -lrt -lfreetype -lharfbuzz ../../lib/libopencv_core.so.3.4.3 
[ 20%] Linking CXX shared library ../../lib/libopencv_phase_unwrapping.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/phase_unwrapping && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_phase_unwrapping.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_phase_unwrapping.so.3.4 -o ../../lib/libopencv_phase_unwrapping.so.3.4.3 CMakeFiles/opencv_phase_unwrapping.dir/src/histogramphaseunwrapping.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_imgproc.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_core.so.3.4.3 
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/freetype && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_freetype.so.3.4.3 ../../lib/libopencv_freetype.so.3.4 ../../lib/libopencv_freetype.so
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 20%] Built target opencv_freetype
[ 20%] Building CXX object modules/video/CMakeFiles/opencv_video.dir/src/bgfg_gaussmix2.cpp.o
[ 20%] Building CXX object modules/img_hash/CMakeFiles/opencv_img_hash.dir/src/marr_hildreth_hash.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/img_hash && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/img_hash -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/img_hash/CMakeFiles/opencv_img_hash.dir/src/marr_hildreth_hash.cpp.o -MF CMakeFiles/opencv_img_hash.dir/src/marr_hildreth_hash.cpp.o.d -o CMakeFiles/opencv_img_hash.dir/src/marr_hildreth_hash.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/src/marr_hildreth_hash.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/video/CMakeFiles/opencv_video.dir/src/bgfg_gaussmix2.cpp.o -MF CMakeFiles/opencv_video.dir/src/bgfg_gaussmix2.cpp.o.d -o CMakeFiles/opencv_video.dir/src/bgfg_gaussmix2.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/bgfg_gaussmix2.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/phase_unwrapping && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_phase_unwrapping.so.3.4.3 ../../lib/libopencv_phase_unwrapping.so.3.4 ../../lib/libopencv_phase_unwrapping.so
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 20%] Built target opencv_phase_unwrapping
[ 20%] Building CXX object modules/img_hash/CMakeFiles/opencv_img_hash.dir/src/phash.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/img_hash && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/img_hash -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/img_hash/CMakeFiles/opencv_img_hash.dir/src/phash.cpp.o -MF CMakeFiles/opencv_img_hash.dir/src/phash.cpp.o.d -o CMakeFiles/opencv_img_hash.dir/src/phash.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/src/phash.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 21%] Linking CXX shared library ../../lib/libopencv_plot.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/plot && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_plot.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_plot.so.3.4 -o ../../lib/libopencv_plot.so.3.4.3 CMakeFiles/opencv_plot.dir/src/plot.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_imgproc.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_core.so.3.4.3 
[ 21%] Building CXX object modules/photo/CMakeFiles/opencv_photo.dir/src/calibrate.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/photo/CMakeFiles/opencv_photo.dir/src/calibrate.cpp.o -MF CMakeFiles/opencv_photo.dir/src/calibrate.cpp.o.d -o CMakeFiles/opencv_photo.dir/src/calibrate.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/calibrate.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/plot && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_plot.so.3.4.3 ../../lib/libopencv_plot.so.3.4 ../../lib/libopencv_plot.so
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 21%] Built target opencv_plot
[ 21%] Building CXX object modules/img_hash/CMakeFiles/opencv_img_hash.dir/src/radial_variance_hash.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/img_hash && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/img_hash -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/img_hash/CMakeFiles/opencv_img_hash.dir/src/radial_variance_hash.cpp.o -MF CMakeFiles/opencv_img_hash.dir/src/radial_variance_hash.cpp.o.d -o CMakeFiles/opencv_img_hash.dir/src/radial_variance_hash.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/src/radial_variance_hash.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/src/precomp.hpp:11,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/src/color_moment_hash.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/src/mapper.cpp: In instantiation of ‘void cv::reg::fillGridMatrices(cv::Mat, cv::Mat, cv::Mat) [with _Tp = unsigned char]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/src/mapper.cpp:93:52:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/src/mapper.cpp:77:52: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
   77 |                 grid_r.at< Vec<_Tp, 3> >(r_i, c_i) = (_Tp)r_i*ones;
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/src/mapper.cpp:39:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/src/mapper.cpp:78:52: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
   78 |                 grid_c.at< Vec<_Tp, 3> >(r_i, c_i) = (_Tp)c_i*ones;
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/src/mapper.cpp:39:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/src/mapper.cpp: In instantiation of ‘void cv::reg::fillGridMatrices(cv::Mat, cv::Mat, cv::Mat) [with _Tp = short unsigned int]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/src/mapper.cpp:95:53:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/src/mapper.cpp:77:52: warning: implicitly-declared ‘constexpr cv::Vec<short unsigned int, 3>& cv::Vec<short unsigned int, 3>::operator=(const cv::Vec<short unsigned int, 3>&)’ is deprecated [-Wdeprecated-copy]
   77 |                 grid_r.at< Vec<_Tp, 3> >(r_i, c_i) = (_Tp)r_i*ones;
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/src/mapper.cpp:39:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short unsigned int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short unsigned int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/src/mapper.cpp:78:52: warning: implicitly-declared ‘constexpr cv::Vec<short unsigned int, 3>& cv::Vec<short unsigned int, 3>::operator=(const cv::Vec<short unsigned int, 3>&)’ is deprecated [-Wdeprecated-copy]
   78 |                 grid_c.at< Vec<_Tp, 3> >(r_i, c_i) = (_Tp)c_i*ones;
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/src/mapper.cpp:39:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short unsigned int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short unsigned int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/src/mapper.cpp: In instantiation of ‘void cv::reg::fillGridMatrices(cv::Mat, cv::Mat, cv::Mat) [with _Tp = float]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/src/mapper.cpp:97:52:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/src/mapper.cpp:77:52: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
   77 |                 grid_r.at< Vec<_Tp, 3> >(r_i, c_i) = (_Tp)r_i*ones;
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/src/mapper.cpp:39:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/src/mapper.cpp:78:52: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
   78 |                 grid_c.at< Vec<_Tp, 3> >(r_i, c_i) = (_Tp)c_i*ones;
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/src/mapper.cpp:39:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/src/mapper.cpp: In instantiation of ‘void cv::reg::fillGridMatrices(cv::Mat, cv::Mat, cv::Mat) [with _Tp = double]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/src/mapper.cpp:99:53:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/src/mapper.cpp:77:52: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
   77 |                 grid_r.at< Vec<_Tp, 3> >(r_i, c_i) = (_Tp)r_i*ones;
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/src/mapper.cpp:39:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/src/mapper.cpp:78:52: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
   78 |                 grid_c.at< Vec<_Tp, 3> >(r_i, c_i) = (_Tp)c_i*ones;
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/src/mapper.cpp:39:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hfs/src/hfs_core.cpp: In member function ‘void cv::hfs::HfsCore::drawSegmentationRes(const cv::Mat&, const cv::Mat&, int, cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hfs/src/hfs_core.cpp:434:47: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  434 |             data[c] = avg_color[seg_ptr[c] - 1];
      |                                               ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hfs/src/precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hfs/src/hfs_core.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
[ 21%] Building CXX object modules/fuzzy/CMakeFiles/opencv_fuzzy.dir/src/fuzzy_F1_math.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/fuzzy && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/fuzzy/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/fuzzy -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/fuzzy/CMakeFiles/opencv_fuzzy.dir/src/fuzzy_F1_math.cpp.o -MF CMakeFiles/opencv_fuzzy.dir/src/fuzzy_F1_math.cpp.o.d -o CMakeFiles/opencv_fuzzy.dir/src/fuzzy_F1_math.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/fuzzy/src/fuzzy_F1_math.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/src/precomp.hpp:11,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/src/img_hash_base.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/src/precomp.hpp:11,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/src/marr_hildreth_hash.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 21%] Building CXX object modules/fuzzy/CMakeFiles/opencv_fuzzy.dir/src/fuzzy_image.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/fuzzy && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/fuzzy/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/fuzzy -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/fuzzy/CMakeFiles/opencv_fuzzy.dir/src/fuzzy_image.cpp.o -MF CMakeFiles/opencv_fuzzy.dir/src/fuzzy_image.cpp.o.d -o CMakeFiles/opencv_fuzzy.dir/src/fuzzy_image.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/fuzzy/src/fuzzy_image.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 21%] Building CXX object modules/photo/CMakeFiles/opencv_photo.dir/src/contrast_preserve.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/photo/CMakeFiles/opencv_photo.dir/src/contrast_preserve.cpp.o -MF CMakeFiles/opencv_photo.dir/src/contrast_preserve.cpp.o.d -o CMakeFiles/opencv_photo.dir/src/contrast_preserve.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/contrast_preserve.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/src/precomp.hpp:11,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/src/phash.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/bgfg_gaussmix2.cpp: In instantiation of ‘void cv::BackgroundSubtractorMOG2Impl::getBackgroundImage_intern(cv::OutputArray) const [with T = unsigned char; int CN = 1; cv::OutputArray = const cv::_OutputArray&]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/bgfg_gaussmix2.cpp:943:59:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/bgfg_gaussmix2.cpp:918:53: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 1>& cv::Vec<unsigned char, 1>::operator=(const cv::Vec<unsigned char, 1>&)’ is deprecated [-Wdeprecated-copy]
  918 |             meanBackground.at<Vec<T,CN> >(row, col) = Vec<T,CN>(meanVal * invWeight);
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include/opencv2/video/tracking.hpp:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include/opencv2/video.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/bgfg_gaussmix2.cpp:85:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/bgfg_gaussmix2.cpp:919:21: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  919 |             meanVal = 0.f;
      |             ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include/opencv2/video/tracking.hpp:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include/opencv2/video.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/bgfg_gaussmix2.cpp:85:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/bgfg_gaussmix2.cpp: In instantiation of ‘void cv::BackgroundSubtractorMOG2Impl::getBackgroundImage_intern(cv::OutputArray) const [with T = unsigned char; int CN = 3; cv::OutputArray = const cv::_OutputArray&]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/bgfg_gaussmix2.cpp:946:59:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/bgfg_gaussmix2.cpp:918:53: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  918 |             meanBackground.at<Vec<T,CN> >(row, col) = Vec<T,CN>(meanVal * invWeight);
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include/opencv2/video/tracking.hpp:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include/opencv2/video.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/bgfg_gaussmix2.cpp:85:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/bgfg_gaussmix2.cpp:919:21: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  919 |             meanVal = 0.f;
      |             ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include/opencv2/video/tracking.hpp:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include/opencv2/video.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/bgfg_gaussmix2.cpp:85:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/bgfg_gaussmix2.cpp: In instantiation of ‘void cv::BackgroundSubtractorMOG2Impl::getBackgroundImage_intern(cv::OutputArray) const [with T = float; int CN = 1; cv::OutputArray = const cv::_OutputArray&]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/bgfg_gaussmix2.cpp:949:59:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/bgfg_gaussmix2.cpp:918:53: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  918 |             meanBackground.at<Vec<T,CN> >(row, col) = Vec<T,CN>(meanVal * invWeight);
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include/opencv2/video/tracking.hpp:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include/opencv2/video.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/bgfg_gaussmix2.cpp:85:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/bgfg_gaussmix2.cpp:919:21: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  919 |             meanVal = 0.f;
      |             ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include/opencv2/video/tracking.hpp:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include/opencv2/video.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/bgfg_gaussmix2.cpp:85:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/bgfg_gaussmix2.cpp: In instantiation of ‘void cv::BackgroundSubtractorMOG2Impl::getBackgroundImage_intern(cv::OutputArray) const [with T = float; int CN = 3; cv::OutputArray = const cv::_OutputArray&]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/bgfg_gaussmix2.cpp:952:59:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/bgfg_gaussmix2.cpp:918:53: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  918 |             meanBackground.at<Vec<T,CN> >(row, col) = Vec<T,CN>(meanVal * invWeight);
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include/opencv2/video/tracking.hpp:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include/opencv2/video.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/bgfg_gaussmix2.cpp:85:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/bgfg_gaussmix2.cpp:919:21: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  919 |             meanVal = 0.f;
      |             ~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include/opencv2/video/tracking.hpp:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include/opencv2/video.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/bgfg_gaussmix2.cpp:85:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
[ 21%] Building CXX object modules/reg/CMakeFiles/opencv_reg.dir/src/mappergradaffine.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/reg && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/reg -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/reg/CMakeFiles/opencv_reg.dir/src/mappergradaffine.cpp.o -MF CMakeFiles/opencv_reg.dir/src/mappergradaffine.cpp.o.d -o CMakeFiles/opencv_reg.dir/src/mappergradaffine.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/src/mappergradaffine.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 21%] Building CXX object modules/xphoto/CMakeFiles/opencv_xphoto.dir/src/inpainting.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xphoto && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xphoto -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/xphoto/CMakeFiles/opencv_xphoto.dir/src/inpainting.cpp.o -MF CMakeFiles/opencv_xphoto.dir/src/inpainting.cpp.o.d -o CMakeFiles/opencv_xphoto.dir/src/inpainting.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 21%] Building CXX object modules/reg/CMakeFiles/opencv_reg.dir/src/mappergradeuclid.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/reg && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/reg -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/reg/CMakeFiles/opencv_reg.dir/src/mappergradeuclid.cpp.o -MF CMakeFiles/opencv_reg.dir/src/mappergradeuclid.cpp.o.d -o CMakeFiles/opencv_reg.dir/src/mappergradeuclid.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/src/mappergradeuclid.cpp
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/src/precomp.hpp:11,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/src/radial_variance_hash.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 21%] Building CXX object modules/reg/CMakeFiles/opencv_reg.dir/src/mappergradproj.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/reg && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/reg -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/reg/CMakeFiles/opencv_reg.dir/src/mappergradproj.cpp.o -MF CMakeFiles/opencv_reg.dir/src/mappergradproj.cpp.o.d -o CMakeFiles/opencv_reg.dir/src/mappergradproj.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/src/mappergradproj.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 21%] Building CXX object modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/src/utils.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_IMGCODEC_HDR -DHAVE_IMGCODEC_PXM -DHAVE_IMGCODEC_SUNRASTER -DHAVE_WEBP -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -isystem /gnu/store/3xmlwzsdsx6y6662qavdg4vwvfvx8bsp-openexr-2.5.7/include/OpenEXR -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/src/utils.cpp.o -MF CMakeFiles/opencv_imgcodecs.dir/src/utils.cpp.o.d -o CMakeFiles/opencv_imgcodecs.dir/src/utils.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/utils.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 21%] Building CXX object modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/src/grfmt_base.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_IMGCODEC_HDR -DHAVE_IMGCODEC_PXM -DHAVE_IMGCODEC_SUNRASTER -DHAVE_WEBP -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -isystem /gnu/store/3xmlwzsdsx6y6662qavdg4vwvfvx8bsp-openexr-2.5.7/include/OpenEXR -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/src/grfmt_base.cpp.o -MF CMakeFiles/opencv_imgcodecs.dir/src/grfmt_base.cpp.o.d -o CMakeFiles/opencv_imgcodecs.dir/src/grfmt_base.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/grfmt_base.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 21%] Building CXX object modules/reg/CMakeFiles/opencv_reg.dir/src/mappergradshift.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/reg && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/reg -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/reg/CMakeFiles/opencv_reg.dir/src/mappergradshift.cpp.o -MF CMakeFiles/opencv_reg.dir/src/mappergradshift.cpp.o.d -o CMakeFiles/opencv_reg.dir/src/mappergradshift.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/src/mappergradshift.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 21%] Building CXX object modules/video/CMakeFiles/opencv_video.dir/src/camshift.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/video/CMakeFiles/opencv_video.dir/src/camshift.cpp.o -MF CMakeFiles/opencv_video.dir/src/camshift.cpp.o.d -o CMakeFiles/opencv_video.dir/src/camshift.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/camshift.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 22%] Building CXX object modules/hfs/CMakeFiles/opencv_hfs.dir/src/magnitude/magnitude.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/hfs && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hfs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/hfs -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/hfs/CMakeFiles/opencv_hfs.dir/src/magnitude/magnitude.cpp.o -MF CMakeFiles/opencv_hfs.dir/src/magnitude/magnitude.cpp.o.d -o CMakeFiles/opencv_hfs.dir/src/magnitude/magnitude.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hfs/src/magnitude/magnitude.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 22%] Linking CXX shared library ../../lib/libopencv_img_hash.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/img_hash && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_img_hash.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_img_hash.so.3.4 -o ../../lib/libopencv_img_hash.so.3.4.3 CMakeFiles/opencv_img_hash.dir/src/average_hash.cpp.o CMakeFiles/opencv_img_hash.dir/src/block_mean_hash.cpp.o CMakeFiles/opencv_img_hash.dir/src/color_moment_hash.cpp.o CMakeFiles/opencv_img_hash.dir/src/img_hash_base.cpp.o CMakeFiles/opencv_img_hash.dir/src/marr_hildreth_hash.cpp.o CMakeFiles/opencv_img_hash.dir/src/phash.cpp.o CMakeFiles/opencv_img_hash.dir/src/radial_variance_hash.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_imgproc.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_core.so.3.4.3 
[ 22%] Building CXX object modules/photo/CMakeFiles/opencv_photo.dir/src/denoise_tvl1.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/photo/CMakeFiles/opencv_photo.dir/src/denoise_tvl1.cpp.o -MF CMakeFiles/opencv_photo.dir/src/denoise_tvl1.cpp.o.d -o CMakeFiles/opencv_photo.dir/src/denoise_tvl1.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoise_tvl1.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/img_hash && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_img_hash.so.3.4.3 ../../lib/libopencv_img_hash.so.3.4 ../../lib/libopencv_img_hash.so
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 22%] Built target opencv_img_hash
[ 22%] Building CXX object modules/photo/CMakeFiles/opencv_photo.dir/src/denoising.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/photo/CMakeFiles/opencv_photo.dir/src/denoising.cpp.o -MF CMakeFiles/opencv_photo.dir/src/denoising.cpp.o.d -o CMakeFiles/opencv_photo.dir/src/denoising.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:53:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/precomp.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/utils.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 23%] Building CXX object modules/photo/CMakeFiles/opencv_photo.dir/src/denoising.cuda.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/photo/CMakeFiles/opencv_photo.dir/src/denoising.cuda.cpp.o -MF CMakeFiles/opencv_photo.dir/src/denoising.cuda.cpp.o.d -o CMakeFiles/opencv_photo.dir/src/denoising.cuda.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cuda.cpp
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp: In instantiation of ‘void cv::xphoto::shiftMapInpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int, int, cv::Point2i) [with Tp = char; unsigned int cn = 1; cv::Point2i = cv::Point_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:292:41:   required from ‘void cv::xphoto::inpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int) [with Tp = char; unsigned int cn = 1]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:315:68:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:134:26: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  134 |                     vimg = img.template at<cv::Vec<float, cn> >(u);
      |                     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:247:35: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  247 |                             to[j] = from[j];
      |                             ~~~~~~^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:279:61: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  279 |             img.template at<cv::Vec <float, cn> >(pPath[i]) = val;
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp: In instantiation of ‘void cv::xphoto::shiftMapInpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int, int, cv::Point2i) [with Tp = char; unsigned int cn = 2; cv::Point2i = cv::Point_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:292:41:   required from ‘void cv::xphoto::inpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int) [with Tp = char; unsigned int cn = 2]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:318:68:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:134:26: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  134 |                     vimg = img.template at<cv::Vec<float, cn> >(u);
      |                     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:247:35: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  247 |                             to[j] = from[j];
      |                             ~~~~~~^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:279:61: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  279 |             img.template at<cv::Vec <float, cn> >(pPath[i]) = val;
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp: In instantiation of ‘void cv::xphoto::shiftMapInpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int, int, cv::Point2i) [with Tp = char; unsigned int cn = 3; cv::Point2i = cv::Point_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:292:41:   required from ‘void cv::xphoto::inpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int) [with Tp = char; unsigned int cn = 3]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:321:68:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:134:26: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  134 |                     vimg = img.template at<cv::Vec<float, cn> >(u);
      |                     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:247:35: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  247 |                             to[j] = from[j];
      |                             ~~~~~~^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:279:61: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  279 |             img.template at<cv::Vec <float, cn> >(pPath[i]) = val;
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp: In instantiation of ‘void cv::xphoto::shiftMapInpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int, int, cv::Point2i) [with Tp = char; unsigned int cn = 4; cv::Point2i = cv::Point_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:292:41:   required from ‘void cv::xphoto::inpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int) [with Tp = char; unsigned int cn = 4]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:324:68:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:134:26: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  134 |                     vimg = img.template at<cv::Vec<float, cn> >(u);
      |                     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:247:35: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  247 |                             to[j] = from[j];
      |                             ~~~~~~^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:279:61: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  279 |             img.template at<cv::Vec <float, cn> >(pPath[i]) = val;
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp: In instantiation of ‘void cv::xphoto::shiftMapInpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int, int, cv::Point2i) [with Tp = unsigned char; unsigned int cn = 1; cv::Point2i = cv::Point_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:292:41:   required from ‘void cv::xphoto::inpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int) [with Tp = unsigned char; unsigned int cn = 1]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:327:68:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:134:26: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  134 |                     vimg = img.template at<cv::Vec<float, cn> >(u);
      |                     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:247:35: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  247 |                             to[j] = from[j];
      |                             ~~~~~~^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:279:61: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  279 |             img.template at<cv::Vec <float, cn> >(pPath[i]) = val;
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp: In instantiation of ‘void cv::xphoto::shiftMapInpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int, int, cv::Point2i) [with Tp = unsigned char; unsigned int cn = 2; cv::Point2i = cv::Point_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:292:41:   required from ‘void cv::xphoto::inpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int) [with Tp = unsigned char; unsigned int cn = 2]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:330:68:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:134:26: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  134 |                     vimg = img.template at<cv::Vec<float, cn> >(u);
      |                     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:247:35: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  247 |                             to[j] = from[j];
      |                             ~~~~~~^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:279:61: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  279 |             img.template at<cv::Vec <float, cn> >(pPath[i]) = val;
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp: In instantiation of ‘void cv::xphoto::shiftMapInpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int, int, cv::Point2i) [with Tp = unsigned char; unsigned int cn = 3; cv::Point2i = cv::Point_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:292:41:   required from ‘void cv::xphoto::inpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int) [with Tp = unsigned char; unsigned int cn = 3]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:333:68:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:134:26: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  134 |                     vimg = img.template at<cv::Vec<float, cn> >(u);
      |                     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:247:35: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  247 |                             to[j] = from[j];
      |                             ~~~~~~^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:279:61: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  279 |             img.template at<cv::Vec <float, cn> >(pPath[i]) = val;
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp: In instantiation of ‘void cv::xphoto::shiftMapInpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int, int, cv::Point2i) [with Tp = unsigned char; unsigned int cn = 4; cv::Point2i = cv::Point_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:292:41:   required from ‘void cv::xphoto::inpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int) [with Tp = unsigned char; unsigned int cn = 4]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:336:68:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:134:26: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  134 |                     vimg = img.template at<cv::Vec<float, cn> >(u);
      |                     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:247:35: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  247 |                             to[j] = from[j];
      |                             ~~~~~~^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:279:61: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  279 |             img.template at<cv::Vec <float, cn> >(pPath[i]) = val;
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp: In instantiation of ‘void cv::xphoto::shiftMapInpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int, int, cv::Point2i) [with Tp = short int; unsigned int cn = 1; cv::Point2i = cv::Point_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:292:41:   required from ‘void cv::xphoto::inpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int) [with Tp = short int; unsigned int cn = 1]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:339:68:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:134:26: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  134 |                     vimg = img.template at<cv::Vec<float, cn> >(u);
      |                     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:247:35: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  247 |                             to[j] = from[j];
      |                             ~~~~~~^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:279:61: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  279 |             img.template at<cv::Vec <float, cn> >(pPath[i]) = val;
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp: In instantiation of ‘void cv::xphoto::shiftMapInpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int, int, cv::Point2i) [with Tp = short int; unsigned int cn = 2; cv::Point2i = cv::Point_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:292:41:   required from ‘void cv::xphoto::inpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int) [with Tp = short int; unsigned int cn = 2]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:342:68:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:134:26: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  134 |                     vimg = img.template at<cv::Vec<float, cn> >(u);
      |                     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:247:35: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  247 |                             to[j] = from[j];
      |                             ~~~~~~^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:279:61: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  279 |             img.template at<cv::Vec <float, cn> >(pPath[i]) = val;
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp: In instantiation of ‘void cv::xphoto::shiftMapInpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int, int, cv::Point2i) [with Tp = short int; unsigned int cn = 3; cv::Point2i = cv::Point_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:292:41:   required from ‘void cv::xphoto::inpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int) [with Tp = short int; unsigned int cn = 3]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:345:68:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:134:26: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  134 |                     vimg = img.template at<cv::Vec<float, cn> >(u);
      |                     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:247:35: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  247 |                             to[j] = from[j];
      |                             ~~~~~~^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:279:61: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  279 |             img.template at<cv::Vec <float, cn> >(pPath[i]) = val;
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp: In instantiation of ‘void cv::xphoto::shiftMapInpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int, int, cv::Point2i) [with Tp = short int; unsigned int cn = 4; cv::Point2i = cv::Point_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:292:41:   required from ‘void cv::xphoto::inpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int) [with Tp = short int; unsigned int cn = 4]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:348:68:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:134:26: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  134 |                     vimg = img.template at<cv::Vec<float, cn> >(u);
      |                     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:247:35: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  247 |                             to[j] = from[j];
      |                             ~~~~~~^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:279:61: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  279 |             img.template at<cv::Vec <float, cn> >(pPath[i]) = val;
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp: In instantiation of ‘void cv::xphoto::shiftMapInpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int, int, cv::Point2i) [with Tp = short unsigned int; unsigned int cn = 1; cv::Point2i = cv::Point_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:292:41:   required from ‘void cv::xphoto::inpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int) [with Tp = short unsigned int; unsigned int cn = 1]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:351:68:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:134:26: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  134 |                     vimg = img.template at<cv::Vec<float, cn> >(u);
      |                     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:247:35: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  247 |                             to[j] = from[j];
      |                             ~~~~~~^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:279:61: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  279 |             img.template at<cv::Vec <float, cn> >(pPath[i]) = val;
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp: In instantiation of ‘void cv::xphoto::shiftMapInpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int, int, cv::Point2i) [with Tp = short unsigned int; unsigned int cn = 2; cv::Point2i = cv::Point_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:292:41:   required from ‘void cv::xphoto::inpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int) [with Tp = short unsigned int; unsigned int cn = 2]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:354:68:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:134:26: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  134 |                     vimg = img.template at<cv::Vec<float, cn> >(u);
      |                     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:247:35: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  247 |                             to[j] = from[j];
      |                             ~~~~~~^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:279:61: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  279 |             img.template at<cv::Vec <float, cn> >(pPath[i]) = val;
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp: In instantiation of ‘void cv::xphoto::shiftMapInpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int, int, cv::Point2i) [with Tp = short unsigned int; unsigned int cn = 3; cv::Point2i = cv::Point_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:292:41:   required from ‘void cv::xphoto::inpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int) [with Tp = short unsigned int; unsigned int cn = 3]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:357:68:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:134:26: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  134 |                     vimg = img.template at<cv::Vec<float, cn> >(u);
      |                     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/precomp.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/grfmt_base.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:247:35: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  247 |                             to[j] = from[j];
      |                             ~~~~~~^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:279:61: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  279 |             img.template at<cv::Vec <float, cn> >(pPath[i]) = val;
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp: In instantiation of ‘void cv::xphoto::shiftMapInpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int, int, cv::Point2i) [with Tp = short unsigned int; unsigned int cn = 4; cv::Point2i = cv::Point_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:292:41:   required from ‘void cv::xphoto::inpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int) [with Tp = short unsigned int; unsigned int cn = 4]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:360:68:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:134:26: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  134 |                     vimg = img.template at<cv::Vec<float, cn> >(u);
      |                     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:247:35: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  247 |                             to[j] = from[j];
      |                             ~~~~~~^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:279:61: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  279 |             img.template at<cv::Vec <float, cn> >(pPath[i]) = val;
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp: In instantiation of ‘void cv::xphoto::shiftMapInpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int, int, cv::Point2i) [with Tp = int; unsigned int cn = 1; cv::Point2i = cv::Point_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:292:41:   required from ‘void cv::xphoto::inpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int) [with Tp = int; unsigned int cn = 1]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:363:68:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:134:26: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  134 |                     vimg = img.template at<cv::Vec<float, cn> >(u);
      |                     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:247:35: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  247 |                             to[j] = from[j];
      |                             ~~~~~~^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:279:61: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  279 |             img.template at<cv::Vec <float, cn> >(pPath[i]) = val;
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp: In instantiation of ‘void cv::xphoto::shiftMapInpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int, int, cv::Point2i) [with Tp = int; unsigned int cn = 2; cv::Point2i = cv::Point_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:292:41:   required from ‘void cv::xphoto::inpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int) [with Tp = int; unsigned int cn = 2]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:366:68:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:134:26: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  134 |                     vimg = img.template at<cv::Vec<float, cn> >(u);
      |                     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:247:35: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  247 |                             to[j] = from[j];
      |                             ~~~~~~^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:279:61: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  279 |             img.template at<cv::Vec <float, cn> >(pPath[i]) = val;
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp: In instantiation of ‘void cv::xphoto::shiftMapInpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int, int, cv::Point2i) [with Tp = int; unsigned int cn = 3; cv::Point2i = cv::Point_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:292:41:   required from ‘void cv::xphoto::inpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int) [with Tp = int; unsigned int cn = 3]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:369:68:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:134:26: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  134 |                     vimg = img.template at<cv::Vec<float, cn> >(u);
      |                     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:247:35: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  247 |                             to[j] = from[j];
      |                             ~~~~~~^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:279:61: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  279 |             img.template at<cv::Vec <float, cn> >(pPath[i]) = val;
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp: In instantiation of ‘void cv::xphoto::shiftMapInpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int, int, cv::Point2i) [with Tp = int; unsigned int cn = 4; cv::Point2i = cv::Point_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:292:41:   required from ‘void cv::xphoto::inpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int) [with Tp = int; unsigned int cn = 4]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:372:68:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:134:26: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  134 |                     vimg = img.template at<cv::Vec<float, cn> >(u);
      |                     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:247:35: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  247 |                             to[j] = from[j];
      |                             ~~~~~~^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:279:61: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  279 |             img.template at<cv::Vec <float, cn> >(pPath[i]) = val;
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp: In instantiation of ‘void cv::xphoto::shiftMapInpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int, int, cv::Point2i) [with Tp = float; unsigned int cn = 1; cv::Point2i = cv::Point_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:292:41:   required from ‘void cv::xphoto::inpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int) [with Tp = float; unsigned int cn = 1]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:375:68:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:134:26: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  134 |                     vimg = img.template at<cv::Vec<float, cn> >(u);
      |                     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:247:35: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  247 |                             to[j] = from[j];
      |                             ~~~~~~^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:279:61: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  279 |             img.template at<cv::Vec <float, cn> >(pPath[i]) = val;
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp: In instantiation of ‘void cv::xphoto::shiftMapInpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int, int, cv::Point2i) [with Tp = float; unsigned int cn = 2; cv::Point2i = cv::Point_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:292:41:   required from ‘void cv::xphoto::inpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int) [with Tp = float; unsigned int cn = 2]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:378:68:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:134:26: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  134 |                     vimg = img.template at<cv::Vec<float, cn> >(u);
      |                     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:247:35: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  247 |                             to[j] = from[j];
      |                             ~~~~~~^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:279:61: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  279 |             img.template at<cv::Vec <float, cn> >(pPath[i]) = val;
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp: In instantiation of ‘void cv::xphoto::shiftMapInpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int, int, cv::Point2i) [with Tp = float; unsigned int cn = 3; cv::Point2i = cv::Point_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:292:41:   required from ‘void cv::xphoto::inpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int) [with Tp = float; unsigned int cn = 3]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:381:68:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:134:26: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  134 |                     vimg = img.template at<cv::Vec<float, cn> >(u);
      |                     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:247:35: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  247 |                             to[j] = from[j];
      |                             ~~~~~~^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:279:61: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  279 |             img.template at<cv::Vec <float, cn> >(pPath[i]) = val;
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp: In instantiation of ‘void cv::xphoto::shiftMapInpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int, int, cv::Point2i) [with Tp = float; unsigned int cn = 4; cv::Point2i = cv::Point_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:292:41:   required from ‘void cv::xphoto::inpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int) [with Tp = float; unsigned int cn = 4]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:384:68:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:134:26: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  134 |                     vimg = img.template at<cv::Vec<float, cn> >(u);
      |                     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:247:35: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  247 |                             to[j] = from[j];
      |                             ~~~~~~^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:279:61: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  279 |             img.template at<cv::Vec <float, cn> >(pPath[i]) = val;
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp: In instantiation of ‘void cv::xphoto::shiftMapInpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int, int, cv::Point2i) [with Tp = double; unsigned int cn = 1; cv::Point2i = cv::Point_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:292:41:   required from ‘void cv::xphoto::inpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int) [with Tp = double; unsigned int cn = 1]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:387:68:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:134:26: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  134 |                     vimg = img.template at<cv::Vec<float, cn> >(u);
      |                     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:247:35: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  247 |                             to[j] = from[j];
      |                             ~~~~~~^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:279:61: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  279 |             img.template at<cv::Vec <float, cn> >(pPath[i]) = val;
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp: In instantiation of ‘void cv::xphoto::shiftMapInpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int, int, cv::Point2i) [with Tp = double; unsigned int cn = 2; cv::Point2i = cv::Point_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:292:41:   required from ‘void cv::xphoto::inpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int) [with Tp = double; unsigned int cn = 2]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:390:68:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:134:26: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  134 |                     vimg = img.template at<cv::Vec<float, cn> >(u);
      |                     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:247:35: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  247 |                             to[j] = from[j];
      |                             ~~~~~~^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:279:61: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  279 |             img.template at<cv::Vec <float, cn> >(pPath[i]) = val;
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp: In instantiation of ‘void cv::xphoto::shiftMapInpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int, int, cv::Point2i) [with Tp = double; unsigned int cn = 3; cv::Point2i = cv::Point_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:292:41:   required from ‘void cv::xphoto::inpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int) [with Tp = double; unsigned int cn = 3]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:393:68:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:134:26: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  134 |                     vimg = img.template at<cv::Vec<float, cn> >(u);
      |                     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:247:35: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  247 |                             to[j] = from[j];
      |                             ~~~~~~^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:279:61: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  279 |             img.template at<cv::Vec <float, cn> >(pPath[i]) = val;
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp: In instantiation of ‘void cv::xphoto::shiftMapInpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int, int, cv::Point2i) [with Tp = double; unsigned int cn = 4; cv::Point2i = cv::Point_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:292:41:   required from ‘void cv::xphoto::inpaint(const cv::Mat&, const cv::Mat&, cv::Mat&, int) [with Tp = double; unsigned int cn = 4]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:396:68:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:134:26: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  134 |                     vimg = img.template at<cv::Vec<float, cn> >(u);
      |                     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:247:35: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  247 |                             to[j] = from[j];
      |                             ~~~~~~^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:279:61: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  279 |             img.template at<cv::Vec <float, cn> >(pPath[i]) = val;
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/inpainting.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
[ 24%] Building CXX object modules/reg/CMakeFiles/opencv_reg.dir/src/mappergradsimilar.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/reg && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/reg -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/reg/CMakeFiles/opencv_reg.dir/src/mappergradsimilar.cpp.o -MF CMakeFiles/opencv_reg.dir/src/mappergradsimilar.cpp.o.d -o CMakeFiles/opencv_reg.dir/src/mappergradsimilar.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/src/mappergradsimilar.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 24%] Building CXX object modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/src/grfmt_bmp.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_IMGCODEC_HDR -DHAVE_IMGCODEC_PXM -DHAVE_IMGCODEC_SUNRASTER -DHAVE_WEBP -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -isystem /gnu/store/3xmlwzsdsx6y6662qavdg4vwvfvx8bsp-openexr-2.5.7/include/OpenEXR -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/src/grfmt_bmp.cpp.o -MF CMakeFiles/opencv_imgcodecs.dir/src/grfmt_bmp.cpp.o.d -o CMakeFiles/opencv_imgcodecs.dir/src/grfmt_bmp.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/grfmt_bmp.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 25%] Building CXX object modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/src/grfmt_exr.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_IMGCODEC_HDR -DHAVE_IMGCODEC_PXM -DHAVE_IMGCODEC_SUNRASTER -DHAVE_WEBP -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -isystem /gnu/store/3xmlwzsdsx6y6662qavdg4vwvfvx8bsp-openexr-2.5.7/include/OpenEXR -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/src/grfmt_exr.cpp.o -MF CMakeFiles/opencv_imgcodecs.dir/src/grfmt_exr.cpp.o.d -o CMakeFiles/opencv_imgcodecs.dir/src/grfmt_exr.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/grfmt_exr.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 25%] Building CXX object modules/reg/CMakeFiles/opencv_reg.dir/src/mapperpyramid.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/reg && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/reg -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/reg/CMakeFiles/opencv_reg.dir/src/mapperpyramid.cpp.o -MF CMakeFiles/opencv_reg.dir/src/mapperpyramid.cpp.o.d -o CMakeFiles/opencv_reg.dir/src/mapperpyramid.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/src/mapperpyramid.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 25%] Building CXX object modules/objdetect/CMakeFiles/opencv_objdetect.dir/src/haar.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/objdetect && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/objdetect -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/objdetect/CMakeFiles/opencv_objdetect.dir/src/haar.cpp.o -MF CMakeFiles/opencv_objdetect.dir/src/haar.cpp.o.d -o CMakeFiles/opencv_objdetect.dir/src/haar.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/haar.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 25%] Linking CXX shared library ../../lib/libopencv_fuzzy.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/fuzzy && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_fuzzy.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_fuzzy.so.3.4 -o ../../lib/libopencv_fuzzy.so.3.4.3 CMakeFiles/opencv_fuzzy.dir/src/fuzzy_F0_math.cpp.o CMakeFiles/opencv_fuzzy.dir/src/fuzzy_F1_math.cpp.o CMakeFiles/opencv_fuzzy.dir/src/fuzzy_image.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_imgproc.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_core.so.3.4.3 
[ 25%] Building CXX object modules/video/CMakeFiles/opencv_video.dir/src/compat_video.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/video/CMakeFiles/opencv_video.dir/src/compat_video.cpp.o -MF CMakeFiles/opencv_video.dir/src/compat_video.cpp.o.d -o CMakeFiles/opencv_video.dir/src/compat_video.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/compat_video.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 25%] Building CXX object modules/reg/CMakeFiles/opencv_reg.dir/src/mapprojec.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/reg && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/reg -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/reg/CMakeFiles/opencv_reg.dir/src/mapprojec.cpp.o -MF CMakeFiles/opencv_reg.dir/src/mapprojec.cpp.o.d -o CMakeFiles/opencv_reg.dir/src/mapprojec.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/src/mapprojec.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 25%] Building CXX object modules/hfs/CMakeFiles/opencv_hfs.dir/src/merge/merge.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/hfs && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hfs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/hfs -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/hfs/CMakeFiles/opencv_hfs.dir/src/merge/merge.cpp.o -MF CMakeFiles/opencv_hfs.dir/src/merge/merge.cpp.o.d -o CMakeFiles/opencv_hfs.dir/src/merge/merge.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hfs/src/merge/merge.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 25%] Building CXX object modules/reg/CMakeFiles/opencv_reg.dir/src/mapshift.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/reg && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/reg -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/reg/CMakeFiles/opencv_reg.dir/src/mapshift.cpp.o -MF CMakeFiles/opencv_reg.dir/src/mapshift.cpp.o.d -o CMakeFiles/opencv_reg.dir/src/mapshift.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/src/mapshift.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/fuzzy && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_fuzzy.so.3.4.3 ../../lib/libopencv_fuzzy.so.3.4 ../../lib/libopencv_fuzzy.so
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 25%] Built target opencv_fuzzy
[ 25%] Building CXX object modules/hfs/CMakeFiles/opencv_hfs.dir/src/slic/gslic_engine.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/hfs && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hfs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/hfs -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/hfs/CMakeFiles/opencv_hfs.dir/src/slic/gslic_engine.cpp.o -MF CMakeFiles/opencv_hfs.dir/src/slic/gslic_engine.cpp.o.d -o CMakeFiles/opencv_hfs.dir/src/slic/gslic_engine.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hfs/src/slic/gslic_engine.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 25%] Building CXX object modules/photo/CMakeFiles/opencv_photo.dir/src/hdr_common.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/photo/CMakeFiles/opencv_photo.dir/src/hdr_common.cpp.o -MF CMakeFiles/opencv_photo.dir/src/hdr_common.cpp.o.d -o CMakeFiles/opencv_photo.dir/src/hdr_common.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/hdr_common.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp: In instantiation of ‘FastNlMeansDenoisingInvoker<T, IT, UIT, D, WT>::FastNlMeansDenoisingInvoker(const cv::Mat&, cv::Mat&, int, int, const float*) [with T = cv::Vec<unsigned char, 2>; IT = int; UIT = unsigned int; D = DistSquared; WT = cv::Vec<int, 2>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:70:31:   required from ‘void fastNlMeansDenoising_(const cv::Mat&, cv::Mat&, const std::vector<float>&, int, int) [with ST = unsigned char; IT = int; UIT = unsigned int; D = DistSquared]’
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:143:94:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:139:42: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
  139 |         almost_dist2weight_[almost_dist] =
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  140 |             D::template calcWeight<T, WT>(dist, h, fixed_point_mult_);
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp: In instantiation of ‘FastNlMeansDenoisingInvoker<T, IT, UIT, D, WT>::FastNlMeansDenoisingInvoker(const cv::Mat&, cv::Mat&, int, int, const float*) [with T = cv::Vec<unsigned char, 3>; IT = int; UIT = unsigned int; D = DistSquared; WT = cv::Vec<int, 3>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:82:31:   required from ‘void fastNlMeansDenoising_(const cv::Mat&, cv::Mat&, const std::vector<float>&, int, int) [with ST = unsigned char; IT = int; UIT = unsigned int; D = DistSquared]’
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:143:94:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:139:42: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
  139 |         almost_dist2weight_[almost_dist] =
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  140 |             D::template calcWeight<T, WT>(dist, h, fixed_point_mult_);
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp: In instantiation of ‘FastNlMeansDenoisingInvoker<T, IT, UIT, D, WT>::FastNlMeansDenoisingInvoker(const cv::Mat&, cv::Mat&, int, int, const float*) [with T = cv::Vec<unsigned char, 4>; IT = int; UIT = unsigned int; D = DistSquared; WT = cv::Vec<int, 4>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:94:31:   required from ‘void fastNlMeansDenoising_(const cv::Mat&, cv::Mat&, const std::vector<float>&, int, int) [with ST = unsigned char; IT = int; UIT = unsigned int; D = DistSquared]’
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:143:94:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:139:42: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
  139 |         almost_dist2weight_[almost_dist] =
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  140 |             D::template calcWeight<T, WT>(dist, h, fixed_point_mult_);
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp: In instantiation of ‘FastNlMeansDenoisingInvoker<T, IT, UIT, D, WT>::FastNlMeansDenoisingInvoker(const cv::Mat&, cv::Mat&, int, int, const float*) [with T = cv::Vec<unsigned char, 2>; IT = int; UIT = unsigned int; D = DistAbs; WT = cv::Vec<int, 2>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:70:31:   required from ‘void fastNlMeansDenoising_(const cv::Mat&, cv::Mat&, const std::vector<float>&, int, int) [with ST = unsigned char; IT = int; UIT = unsigned int; D = DistAbs]’
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:155:90:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:139:42: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
  139 |         almost_dist2weight_[almost_dist] =
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  140 |             D::template calcWeight<T, WT>(dist, h, fixed_point_mult_);
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp: In instantiation of ‘FastNlMeansDenoisingInvoker<T, IT, UIT, D, WT>::FastNlMeansDenoisingInvoker(const cv::Mat&, cv::Mat&, int, int, const float*) [with T = cv::Vec<unsigned char, 3>; IT = int; UIT = unsigned int; D = DistAbs; WT = cv::Vec<int, 3>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:82:31:   required from ‘void fastNlMeansDenoising_(const cv::Mat&, cv::Mat&, const std::vector<float>&, int, int) [with ST = unsigned char; IT = int; UIT = unsigned int; D = DistAbs]’
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:155:90:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:139:42: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
  139 |         almost_dist2weight_[almost_dist] =
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  140 |             D::template calcWeight<T, WT>(dist, h, fixed_point_mult_);
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp: In instantiation of ‘FastNlMeansDenoisingInvoker<T, IT, UIT, D, WT>::FastNlMeansDenoisingInvoker(const cv::Mat&, cv::Mat&, int, int, const float*) [with T = cv::Vec<unsigned char, 4>; IT = int; UIT = unsigned int; D = DistAbs; WT = cv::Vec<int, 4>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:94:31:   required from ‘void fastNlMeansDenoising_(const cv::Mat&, cv::Mat&, const std::vector<float>&, int, int) [with ST = unsigned char; IT = int; UIT = unsigned int; D = DistAbs]’
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:155:90:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:139:42: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
  139 |         almost_dist2weight_[almost_dist] =
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  140 |             D::template calcWeight<T, WT>(dist, h, fixed_point_mult_);
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp: In instantiation of ‘FastNlMeansDenoisingInvoker<T, IT, UIT, D, WT>::FastNlMeansDenoisingInvoker(const cv::Mat&, cv::Mat&, int, int, const float*) [with T = cv::Vec<short unsigned int, 2>; IT = long int; UIT = long unsigned int; D = DistAbs; WT = cv::Vec<int, 2>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:70:31:   required from ‘void fastNlMeansDenoising_(const cv::Mat&, cv::Mat&, const std::vector<float>&, int, int) [with ST = short unsigned int; IT = long int; UIT = long unsigned int; D = DistAbs]’
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:160:91:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:139:42: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
  139 |         almost_dist2weight_[almost_dist] =
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  140 |             D::template calcWeight<T, WT>(dist, h, fixed_point_mult_);
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp: In instantiation of ‘FastNlMeansDenoisingInvoker<T, IT, UIT, D, WT>::FastNlMeansDenoisingInvoker(const cv::Mat&, cv::Mat&, int, int, const float*) [with T = cv::Vec<short unsigned int, 3>; IT = long int; UIT = long unsigned int; D = DistAbs; WT = cv::Vec<int, 3>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:82:31:   required from ‘void fastNlMeansDenoising_(const cv::Mat&, cv::Mat&, const std::vector<float>&, int, int) [with ST = short unsigned int; IT = long int; UIT = long unsigned int; D = DistAbs]’
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:160:91:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:139:42: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
  139 |         almost_dist2weight_[almost_dist] =
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  140 |             D::template calcWeight<T, WT>(dist, h, fixed_point_mult_);
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp: In instantiation of ‘FastNlMeansDenoisingInvoker<T, IT, UIT, D, WT>::FastNlMeansDenoisingInvoker(const cv::Mat&, cv::Mat&, int, int, const float*) [with T = cv::Vec<short unsigned int, 4>; IT = long int; UIT = long unsigned int; D = DistAbs; WT = cv::Vec<int, 4>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:94:31:   required from ‘void fastNlMeansDenoising_(const cv::Mat&, cv::Mat&, const std::vector<float>&, int, int) [with ST = short unsigned int; IT = long int; UIT = long unsigned int; D = DistAbs]’
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:160:91:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:139:42: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
  139 |         almost_dist2weight_[almost_dist] =
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  140 |             D::template calcWeight<T, WT>(dist, h, fixed_point_mult_);
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp: In instantiation of ‘FastNlMeansMultiDenoisingInvoker<T, IT, UIT, D, WT>::FastNlMeansMultiDenoisingInvoker(const std::vector<cv::Mat>&, int, int, cv::Mat&, int, int, const float*) [with T = cv::Vec<unsigned char, 2>; IT = int; UIT = unsigned int; D = DistSquared; WT = cv::Vec<int, 2>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:275:31:   required from ‘void fastNlMeansDenoisingMulti_(const std::vector<cv::Mat>&, cv::Mat&, int, int, const std::vector<float>&, int, int) [with ST = unsigned char; IT = int; UIT = unsigned int; D = DistSquared]’
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:353:97:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:150:41: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
  150 |         almost_dist2weight[almost_dist] =
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  151 |             D::template calcWeight<T, WT>(dist, h, fixed_point_mult_);
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp: In instantiation of ‘FastNlMeansMultiDenoisingInvoker<T, IT, UIT, D, WT>::FastNlMeansMultiDenoisingInvoker(const std::vector<cv::Mat>&, int, int, cv::Mat&, int, int, const float*) [with T = cv::Vec<unsigned char, 3>; IT = int; UIT = unsigned int; D = DistSquared; WT = cv::Vec<int, 3>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:289:31:   required from ‘void fastNlMeansDenoisingMulti_(const std::vector<cv::Mat>&, cv::Mat&, int, int, const std::vector<float>&, int, int) [with ST = unsigned char; IT = int; UIT = unsigned int; D = DistSquared]’
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:353:97:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:150:41: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
  150 |         almost_dist2weight[almost_dist] =
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  151 |             D::template calcWeight<T, WT>(dist, h, fixed_point_mult_);
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp: In instantiation of ‘FastNlMeansMultiDenoisingInvoker<T, IT, UIT, D, WT>::FastNlMeansMultiDenoisingInvoker(const std::vector<cv::Mat>&, int, int, cv::Mat&, int, int, const float*) [with T = cv::Vec<unsigned char, 4>; IT = int; UIT = unsigned int; D = DistSquared; WT = cv::Vec<int, 4>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:303:31:   required from ‘void fastNlMeansDenoisingMulti_(const std::vector<cv::Mat>&, cv::Mat&, int, int, const std::vector<float>&, int, int) [with ST = unsigned char; IT = int; UIT = unsigned int; D = DistSquared]’
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:353:97:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:150:41: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
  150 |         almost_dist2weight[almost_dist] =
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  151 |             D::template calcWeight<T, WT>(dist, h, fixed_point_mult_);
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp: In instantiation of ‘FastNlMeansMultiDenoisingInvoker<T, IT, UIT, D, WT>::FastNlMeansMultiDenoisingInvoker(const std::vector<cv::Mat>&, int, int, cv::Mat&, int, int, const float*) [with T = cv::Vec<unsigned char, 2>; IT = int; UIT = unsigned int; D = DistAbs; WT = cv::Vec<int, 2>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:275:31:   required from ‘void fastNlMeansDenoisingMulti_(const std::vector<cv::Mat>&, cv::Mat&, int, int, const std::vector<float>&, int, int) [with ST = unsigned char; IT = int; UIT = unsigned int; D = DistAbs]’
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:367:93:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:150:41: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
  150 |         almost_dist2weight[almost_dist] =
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  151 |             D::template calcWeight<T, WT>(dist, h, fixed_point_mult_);
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp: In instantiation of ‘FastNlMeansMultiDenoisingInvoker<T, IT, UIT, D, WT>::FastNlMeansMultiDenoisingInvoker(const std::vector<cv::Mat>&, int, int, cv::Mat&, int, int, const float*) [with T = cv::Vec<unsigned char, 3>; IT = int; UIT = unsigned int; D = DistAbs; WT = cv::Vec<int, 3>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:289:31:   required from ‘void fastNlMeansDenoisingMulti_(const std::vector<cv::Mat>&, cv::Mat&, int, int, const std::vector<float>&, int, int) [with ST = unsigned char; IT = int; UIT = unsigned int; D = DistAbs]’
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:367:93:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:150:41: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
  150 |         almost_dist2weight[almost_dist] =
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  151 |             D::template calcWeight<T, WT>(dist, h, fixed_point_mult_);
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp: In instantiation of ‘FastNlMeansMultiDenoisingInvoker<T, IT, UIT, D, WT>::FastNlMeansMultiDenoisingInvoker(const std::vector<cv::Mat>&, int, int, cv::Mat&, int, int, const float*) [with T = cv::Vec<unsigned char, 4>; IT = int; UIT = unsigned int; D = DistAbs; WT = cv::Vec<int, 4>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:303:31:   required from ‘void fastNlMeansDenoisingMulti_(const std::vector<cv::Mat>&, cv::Mat&, int, int, const std::vector<float>&, int, int) [with ST = unsigned char; IT = int; UIT = unsigned int; D = DistAbs]’
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:367:93:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:150:41: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
  150 |         almost_dist2weight[almost_dist] =
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  151 |             D::template calcWeight<T, WT>(dist, h, fixed_point_mult_);
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp: In instantiation of ‘FastNlMeansMultiDenoisingInvoker<T, IT, UIT, D, WT>::FastNlMeansMultiDenoisingInvoker(const std::vector<cv::Mat>&, int, int, cv::Mat&, int, int, const float*) [with T = cv::Vec<short unsigned int, 2>; IT = long int; UIT = long unsigned int; D = DistAbs; WT = cv::Vec<int, 2>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:275:31:   required from ‘void fastNlMeansDenoisingMulti_(const std::vector<cv::Mat>&, cv::Mat&, int, int, const std::vector<float>&, int, int) [with ST = short unsigned int; IT = long int; UIT = long unsigned int; D = DistAbs]’
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:374:93:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:150:41: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
  150 |         almost_dist2weight[almost_dist] =
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  151 |             D::template calcWeight<T, WT>(dist, h, fixed_point_mult_);
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp: In instantiation of ‘FastNlMeansMultiDenoisingInvoker<T, IT, UIT, D, WT>::FastNlMeansMultiDenoisingInvoker(const std::vector<cv::Mat>&, int, int, cv::Mat&, int, int, const float*) [with T = cv::Vec<short unsigned int, 3>; IT = long int; UIT = long unsigned int; D = DistAbs; WT = cv::Vec<int, 3>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:289:31:   required from ‘void fastNlMeansDenoisingMulti_(const std::vector<cv::Mat>&, cv::Mat&, int, int, const std::vector<float>&, int, int) [with ST = short unsigned int; IT = long int; UIT = long unsigned int; D = DistAbs]’
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:374:93:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:150:41: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
  150 |         almost_dist2weight[almost_dist] =
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  151 |             D::template calcWeight<T, WT>(dist, h, fixed_point_mult_);
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp: In instantiation of ‘FastNlMeansMultiDenoisingInvoker<T, IT, UIT, D, WT>::FastNlMeansMultiDenoisingInvoker(const std::vector<cv::Mat>&, int, int, cv::Mat&, int, int, const float*) [with T = cv::Vec<short unsigned int, 4>; IT = long int; UIT = long unsigned int; D = DistAbs; WT = cv::Vec<int, 4>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:303:31:   required from ‘void fastNlMeansDenoisingMulti_(const std::vector<cv::Mat>&, cv::Mat&, int, int, const std::vector<float>&, int, int) [with ST = short unsigned int; IT = long int; UIT = long unsigned int; D = DistAbs]’
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:374:93:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:150:41: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
  150 |         almost_dist2weight[almost_dist] =
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  151 |             D::template calcWeight<T, WT>(dist, h, fixed_point_mult_);
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
[ 25%] Building CXX object modules/photo/CMakeFiles/opencv_photo.dir/src/inpaint.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/photo/CMakeFiles/opencv_photo.dir/src/inpaint.cpp.o -MF CMakeFiles/opencv_photo.dir/src/inpaint.cpp.o.d -o CMakeFiles/opencv_photo.dir/src/inpaint.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/inpaint.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 25%] Building CXX object modules/hfs/CMakeFiles/opencv_hfs.dir/src/slic/slic.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/hfs && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hfs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/hfs -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/hfs/CMakeFiles/opencv_hfs.dir/src/slic/slic.cpp.o -MF CMakeFiles/opencv_hfs.dir/src/slic/slic.cpp.o.d -o CMakeFiles/opencv_hfs.dir/src/slic/slic.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hfs/src/slic/slic.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp: In instantiation of ‘void FastNlMeansMultiDenoisingInvoker<T, IT, UIT, D, WT>::operator()(const cv::Range&) const [with T = cv::Vec<short unsigned int, 4>; IT = long int; UIT = long unsigned int; D = DistAbs; WT = cv::Vec<int, 4>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:160:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:274:29: warning: implicitly-declared ‘constexpr cv::Vec<short unsigned int, 4>& cv::Vec<short unsigned int, 4>::operator=(const cv::Vec<short unsigned int, 4>&)’ is deprecated [-Wdeprecated-copy]
  274 |             dst_.at<T>(i,j) = saturateCastFromArray<T, IT>(estimation);
      |             ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short unsigned int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short unsigned int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp: In instantiation of ‘void FastNlMeansMultiDenoisingInvoker<T, IT, UIT, D, WT>::operator()(const cv::Range&) const [with T = cv::Vec<short unsigned int, 4>; IT = long int; UIT = long unsigned int; D = DistAbs; WT = int]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:160:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:274:29: warning: implicitly-declared ‘constexpr cv::Vec<short unsigned int, 4>& cv::Vec<short unsigned int, 4>::operator=(const cv::Vec<short unsigned int, 4>&)’ is deprecated [-Wdeprecated-copy]
  274 |             dst_.at<T>(i,j) = saturateCastFromArray<T, IT>(estimation);
      |             ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short unsigned int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short unsigned int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp: In instantiation of ‘void FastNlMeansMultiDenoisingInvoker<T, IT, UIT, D, WT>::operator()(const cv::Range&) const [with T = cv::Vec<short unsigned int, 3>; IT = long int; UIT = long unsigned int; D = DistAbs; WT = cv::Vec<int, 3>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:160:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:274:29: warning: implicitly-declared ‘constexpr cv::Vec<short unsigned int, 3>& cv::Vec<short unsigned int, 3>::operator=(const cv::Vec<short unsigned int, 3>&)’ is deprecated [-Wdeprecated-copy]
  274 |             dst_.at<T>(i,j) = saturateCastFromArray<T, IT>(estimation);
      |             ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short unsigned int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short unsigned int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp: In instantiation of ‘void FastNlMeansMultiDenoisingInvoker<T, IT, UIT, D, WT>::operator()(const cv::Range&) const [with T = cv::Vec<short unsigned int, 3>; IT = long int; UIT = long unsigned int; D = DistAbs; WT = int]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:160:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:274:29: warning: implicitly-declared ‘constexpr cv::Vec<short unsigned int, 3>& cv::Vec<short unsigned int, 3>::operator=(const cv::Vec<short unsigned int, 3>&)’ is deprecated [-Wdeprecated-copy]
  274 |             dst_.at<T>(i,j) = saturateCastFromArray<T, IT>(estimation);
      |             ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short unsigned int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short unsigned int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp: In instantiation of ‘void FastNlMeansMultiDenoisingInvoker<T, IT, UIT, D, WT>::operator()(const cv::Range&) const [with T = cv::Vec<short unsigned int, 2>; IT = long int; UIT = long unsigned int; D = DistAbs; WT = cv::Vec<int, 2>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:160:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:274:29: warning: implicitly-declared ‘constexpr cv::Vec<short unsigned int, 2>& cv::Vec<short unsigned int, 2>::operator=(const cv::Vec<short unsigned int, 2>&)’ is deprecated [-Wdeprecated-copy]
  274 |             dst_.at<T>(i,j) = saturateCastFromArray<T, IT>(estimation);
      |             ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short unsigned int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short unsigned int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp: In instantiation of ‘void FastNlMeansMultiDenoisingInvoker<T, IT, UIT, D, WT>::operator()(const cv::Range&) const [with T = cv::Vec<short unsigned int, 2>; IT = long int; UIT = long unsigned int; D = DistAbs; WT = int]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:160:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:274:29: warning: implicitly-declared ‘constexpr cv::Vec<short unsigned int, 2>& cv::Vec<short unsigned int, 2>::operator=(const cv::Vec<short unsigned int, 2>&)’ is deprecated [-Wdeprecated-copy]
  274 |             dst_.at<T>(i,j) = saturateCastFromArray<T, IT>(estimation);
      |             ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short unsigned int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short unsigned int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp: In instantiation of ‘void FastNlMeansMultiDenoisingInvoker<T, IT, UIT, D, WT>::operator()(const cv::Range&) const [with T = cv::Vec<unsigned char, 4>; IT = int; UIT = unsigned int; D = DistAbs; WT = cv::Vec<int, 4>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:160:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:274:29: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 4>& cv::Vec<unsigned char, 4>::operator=(const cv::Vec<unsigned char, 4>&)’ is deprecated [-Wdeprecated-copy]
  274 |             dst_.at<T>(i,j) = saturateCastFromArray<T, IT>(estimation);
      |             ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp: In instantiation of ‘void FastNlMeansMultiDenoisingInvoker<T, IT, UIT, D, WT>::operator()(const cv::Range&) const [with T = cv::Vec<unsigned char, 4>; IT = int; UIT = unsigned int; D = DistAbs; WT = int]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:160:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:274:29: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 4>& cv::Vec<unsigned char, 4>::operator=(const cv::Vec<unsigned char, 4>&)’ is deprecated [-Wdeprecated-copy]
  274 |             dst_.at<T>(i,j) = saturateCastFromArray<T, IT>(estimation);
      |             ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp: In instantiation of ‘void FastNlMeansMultiDenoisingInvoker<T, IT, UIT, D, WT>::operator()(const cv::Range&) const [with T = cv::Vec<unsigned char, 3>; IT = int; UIT = unsigned int; D = DistAbs; WT = cv::Vec<int, 3>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:160:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:274:29: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  274 |             dst_.at<T>(i,j) = saturateCastFromArray<T, IT>(estimation);
      |             ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp: In instantiation of ‘void FastNlMeansMultiDenoisingInvoker<T, IT, UIT, D, WT>::operator()(const cv::Range&) const [with T = cv::Vec<unsigned char, 3>; IT = int; UIT = unsigned int; D = DistAbs; WT = int]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:160:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:274:29: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  274 |             dst_.at<T>(i,j) = saturateCastFromArray<T, IT>(estimation);
      |             ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp: In instantiation of ‘void FastNlMeansMultiDenoisingInvoker<T, IT, UIT, D, WT>::operator()(const cv::Range&) const [with T = cv::Vec<unsigned char, 2>; IT = int; UIT = unsigned int; D = DistAbs; WT = cv::Vec<int, 2>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:160:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:274:29: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 2>& cv::Vec<unsigned char, 2>::operator=(const cv::Vec<unsigned char, 2>&)’ is deprecated [-Wdeprecated-copy]
  274 |             dst_.at<T>(i,j) = saturateCastFromArray<T, IT>(estimation);
      |             ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp: In instantiation of ‘void FastNlMeansMultiDenoisingInvoker<T, IT, UIT, D, WT>::operator()(const cv::Range&) const [with T = cv::Vec<unsigned char, 2>; IT = int; UIT = unsigned int; D = DistAbs; WT = int]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:160:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:274:29: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 2>& cv::Vec<unsigned char, 2>::operator=(const cv::Vec<unsigned char, 2>&)’ is deprecated [-Wdeprecated-copy]
  274 |             dst_.at<T>(i,j) = saturateCastFromArray<T, IT>(estimation);
      |             ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp: In instantiation of ‘void FastNlMeansMultiDenoisingInvoker<T, IT, UIT, D, WT>::operator()(const cv::Range&) const [with T = cv::Vec<unsigned char, 4>; IT = int; UIT = unsigned int; D = DistSquared; WT = cv::Vec<int, 4>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:160:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:274:29: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 4>& cv::Vec<unsigned char, 4>::operator=(const cv::Vec<unsigned char, 4>&)’ is deprecated [-Wdeprecated-copy]
  274 |             dst_.at<T>(i,j) = saturateCastFromArray<T, IT>(estimation);
      |             ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp: In instantiation of ‘void FastNlMeansMultiDenoisingInvoker<T, IT, UIT, D, WT>::operator()(const cv::Range&) const [with T = cv::Vec<unsigned char, 4>; IT = int; UIT = unsigned int; D = DistSquared; WT = int]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:160:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:274:29: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 4>& cv::Vec<unsigned char, 4>::operator=(const cv::Vec<unsigned char, 4>&)’ is deprecated [-Wdeprecated-copy]
  274 |             dst_.at<T>(i,j) = saturateCastFromArray<T, IT>(estimation);
      |             ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp: In instantiation of ‘void FastNlMeansMultiDenoisingInvoker<T, IT, UIT, D, WT>::operator()(const cv::Range&) const [with T = cv::Vec<unsigned char, 3>; IT = int; UIT = unsigned int; D = DistSquared; WT = cv::Vec<int, 3>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:160:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:274:29: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  274 |             dst_.at<T>(i,j) = saturateCastFromArray<T, IT>(estimation);
      |             ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp: In instantiation of ‘void FastNlMeansMultiDenoisingInvoker<T, IT, UIT, D, WT>::operator()(const cv::Range&) const [with T = cv::Vec<unsigned char, 3>; IT = int; UIT = unsigned int; D = DistSquared; WT = int]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:160:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:274:29: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  274 |             dst_.at<T>(i,j) = saturateCastFromArray<T, IT>(estimation);
      |             ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp: In instantiation of ‘void FastNlMeansMultiDenoisingInvoker<T, IT, UIT, D, WT>::operator()(const cv::Range&) const [with T = cv::Vec<unsigned char, 2>; IT = int; UIT = unsigned int; D = DistSquared; WT = cv::Vec<int, 2>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:160:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:274:29: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 2>& cv::Vec<unsigned char, 2>::operator=(const cv::Vec<unsigned char, 2>&)’ is deprecated [-Wdeprecated-copy]
  274 |             dst_.at<T>(i,j) = saturateCastFromArray<T, IT>(estimation);
      |             ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp: In instantiation of ‘void FastNlMeansMultiDenoisingInvoker<T, IT, UIT, D, WT>::operator()(const cv::Range&) const [with T = cv::Vec<unsigned char, 2>; IT = int; UIT = unsigned int; D = DistSquared; WT = int]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:160:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_multi_denoising_invoker.hpp:274:29: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 2>& cv::Vec<unsigned char, 2>::operator=(const cv::Vec<unsigned char, 2>&)’ is deprecated [-Wdeprecated-copy]
  274 |             dst_.at<T>(i,j) = saturateCastFromArray<T, IT>(estimation);
      |             ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp: In instantiation of ‘void FastNlMeansDenoisingInvoker<T, IT, UIT, D, WT>::operator()(const cv::Range&) const [with T = cv::Vec<short unsigned int, 4>; IT = long int; UIT = long unsigned int; D = DistAbs; WT = cv::Vec<int, 4>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:149:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:251:29: warning: implicitly-declared ‘constexpr cv::Vec<short unsigned int, 4>& cv::Vec<short unsigned int, 4>::operator=(const cv::Vec<short unsigned int, 4>&)’ is deprecated [-Wdeprecated-copy]
  251 |             dst_.at<T>(i,j) = saturateCastFromArray<T, IT>(estimation);
      |             ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short unsigned int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short unsigned int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp: In instantiation of ‘void FastNlMeansDenoisingInvoker<T, IT, UIT, D, WT>::operator()(const cv::Range&) const [with T = cv::Vec<short unsigned int, 4>; IT = long int; UIT = long unsigned int; D = DistAbs; WT = int]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:149:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:251:29: warning: implicitly-declared ‘constexpr cv::Vec<short unsigned int, 4>& cv::Vec<short unsigned int, 4>::operator=(const cv::Vec<short unsigned int, 4>&)’ is deprecated [-Wdeprecated-copy]
  251 |             dst_.at<T>(i,j) = saturateCastFromArray<T, IT>(estimation);
      |             ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short unsigned int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short unsigned int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp: In instantiation of ‘void FastNlMeansDenoisingInvoker<T, IT, UIT, D, WT>::operator()(const cv::Range&) const [with T = cv::Vec<short unsigned int, 3>; IT = long int; UIT = long unsigned int; D = DistAbs; WT = cv::Vec<int, 3>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:149:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:251:29: warning: implicitly-declared ‘constexpr cv::Vec<short unsigned int, 3>& cv::Vec<short unsigned int, 3>::operator=(const cv::Vec<short unsigned int, 3>&)’ is deprecated [-Wdeprecated-copy]
  251 |             dst_.at<T>(i,j) = saturateCastFromArray<T, IT>(estimation);
      |             ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short unsigned int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short unsigned int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp: In instantiation of ‘void FastNlMeansDenoisingInvoker<T, IT, UIT, D, WT>::operator()(const cv::Range&) const [with T = cv::Vec<short unsigned int, 3>; IT = long int; UIT = long unsigned int; D = DistAbs; WT = int]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:149:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:251:29: warning: implicitly-declared ‘constexpr cv::Vec<short unsigned int, 3>& cv::Vec<short unsigned int, 3>::operator=(const cv::Vec<short unsigned int, 3>&)’ is deprecated [-Wdeprecated-copy]
  251 |             dst_.at<T>(i,j) = saturateCastFromArray<T, IT>(estimation);
      |             ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short unsigned int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short unsigned int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp: In instantiation of ‘void FastNlMeansDenoisingInvoker<T, IT, UIT, D, WT>::operator()(const cv::Range&) const [with T = cv::Vec<short unsigned int, 2>; IT = long int; UIT = long unsigned int; D = DistAbs; WT = cv::Vec<int, 2>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:149:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:251:29: warning: implicitly-declared ‘constexpr cv::Vec<short unsigned int, 2>& cv::Vec<short unsigned int, 2>::operator=(const cv::Vec<short unsigned int, 2>&)’ is deprecated [-Wdeprecated-copy]
  251 |             dst_.at<T>(i,j) = saturateCastFromArray<T, IT>(estimation);
      |             ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short unsigned int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short unsigned int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp: In instantiation of ‘void FastNlMeansDenoisingInvoker<T, IT, UIT, D, WT>::operator()(const cv::Range&) const [with T = cv::Vec<short unsigned int, 2>; IT = long int; UIT = long unsigned int; D = DistAbs; WT = int]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:149:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:251:29: warning: implicitly-declared ‘constexpr cv::Vec<short unsigned int, 2>& cv::Vec<short unsigned int, 2>::operator=(const cv::Vec<short unsigned int, 2>&)’ is deprecated [-Wdeprecated-copy]
  251 |             dst_.at<T>(i,j) = saturateCastFromArray<T, IT>(estimation);
      |             ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short unsigned int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short unsigned int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp: In instantiation of ‘void FastNlMeansDenoisingInvoker<T, IT, UIT, D, WT>::operator()(const cv::Range&) const [with T = cv::Vec<unsigned char, 4>; IT = int; UIT = unsigned int; D = DistAbs; WT = cv::Vec<int, 4>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:149:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:251:29: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 4>& cv::Vec<unsigned char, 4>::operator=(const cv::Vec<unsigned char, 4>&)’ is deprecated [-Wdeprecated-copy]
  251 |             dst_.at<T>(i,j) = saturateCastFromArray<T, IT>(estimation);
      |             ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp: In instantiation of ‘void FastNlMeansDenoisingInvoker<T, IT, UIT, D, WT>::operator()(const cv::Range&) const [with T = cv::Vec<unsigned char, 4>; IT = int; UIT = unsigned int; D = DistAbs; WT = int]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:149:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:251:29: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 4>& cv::Vec<unsigned char, 4>::operator=(const cv::Vec<unsigned char, 4>&)’ is deprecated [-Wdeprecated-copy]
  251 |             dst_.at<T>(i,j) = saturateCastFromArray<T, IT>(estimation);
      |             ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp: In instantiation of ‘void FastNlMeansDenoisingInvoker<T, IT, UIT, D, WT>::operator()(const cv::Range&) const [with T = cv::Vec<unsigned char, 3>; IT = int; UIT = unsigned int; D = DistAbs; WT = cv::Vec<int, 3>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:149:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:251:29: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  251 |             dst_.at<T>(i,j) = saturateCastFromArray<T, IT>(estimation);
      |             ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp: In instantiation of ‘void FastNlMeansDenoisingInvoker<T, IT, UIT, D, WT>::operator()(const cv::Range&) const [with T = cv::Vec<unsigned char, 3>; IT = int; UIT = unsigned int; D = DistAbs; WT = int]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:149:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:251:29: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  251 |             dst_.at<T>(i,j) = saturateCastFromArray<T, IT>(estimation);
      |             ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp: In instantiation of ‘void FastNlMeansDenoisingInvoker<T, IT, UIT, D, WT>::operator()(const cv::Range&) const [with T = cv::Vec<unsigned char, 2>; IT = int; UIT = unsigned int; D = DistAbs; WT = cv::Vec<int, 2>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:149:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:251:29: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 2>& cv::Vec<unsigned char, 2>::operator=(const cv::Vec<unsigned char, 2>&)’ is deprecated [-Wdeprecated-copy]
  251 |             dst_.at<T>(i,j) = saturateCastFromArray<T, IT>(estimation);
      |             ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp: In instantiation of ‘void FastNlMeansDenoisingInvoker<T, IT, UIT, D, WT>::operator()(const cv::Range&) const [with T = cv::Vec<unsigned char, 2>; IT = int; UIT = unsigned int; D = DistAbs; WT = int]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:149:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:251:29: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 2>& cv::Vec<unsigned char, 2>::operator=(const cv::Vec<unsigned char, 2>&)’ is deprecated [-Wdeprecated-copy]
  251 |             dst_.at<T>(i,j) = saturateCastFromArray<T, IT>(estimation);
      |             ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp: In instantiation of ‘void FastNlMeansDenoisingInvoker<T, IT, UIT, D, WT>::operator()(const cv::Range&) const [with T = cv::Vec<unsigned char, 4>; IT = int; UIT = unsigned int; D = DistSquared; WT = cv::Vec<int, 4>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:149:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:251:29: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 4>& cv::Vec<unsigned char, 4>::operator=(const cv::Vec<unsigned char, 4>&)’ is deprecated [-Wdeprecated-copy]
  251 |             dst_.at<T>(i,j) = saturateCastFromArray<T, IT>(estimation);
      |             ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp: In instantiation of ‘void FastNlMeansDenoisingInvoker<T, IT, UIT, D, WT>::operator()(const cv::Range&) const [with T = cv::Vec<unsigned char, 4>; IT = int; UIT = unsigned int; D = DistSquared; WT = int]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:149:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:251:29: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 4>& cv::Vec<unsigned char, 4>::operator=(const cv::Vec<unsigned char, 4>&)’ is deprecated [-Wdeprecated-copy]
  251 |             dst_.at<T>(i,j) = saturateCastFromArray<T, IT>(estimation);
      |             ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp: In instantiation of ‘void FastNlMeansDenoisingInvoker<T, IT, UIT, D, WT>::operator()(const cv::Range&) const [with T = cv::Vec<unsigned char, 3>; IT = int; UIT = unsigned int; D = DistSquared; WT = cv::Vec<int, 3>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:149:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:251:29: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  251 |             dst_.at<T>(i,j) = saturateCastFromArray<T, IT>(estimation);
      |             ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp: In instantiation of ‘void FastNlMeansDenoisingInvoker<T, IT, UIT, D, WT>::operator()(const cv::Range&) const [with T = cv::Vec<unsigned char, 3>; IT = int; UIT = unsigned int; D = DistSquared; WT = int]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:149:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:251:29: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  251 |             dst_.at<T>(i,j) = saturateCastFromArray<T, IT>(estimation);
      |             ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp: In instantiation of ‘void FastNlMeansDenoisingInvoker<T, IT, UIT, D, WT>::operator()(const cv::Range&) const [with T = cv::Vec<unsigned char, 2>; IT = int; UIT = unsigned int; D = DistSquared; WT = cv::Vec<int, 2>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:149:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:251:29: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 2>& cv::Vec<unsigned char, 2>::operator=(const cv::Vec<unsigned char, 2>&)’ is deprecated [-Wdeprecated-copy]
  251 |             dst_.at<T>(i,j) = saturateCastFromArray<T, IT>(estimation);
      |             ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp: In instantiation of ‘void FastNlMeansDenoisingInvoker<T, IT, UIT, D, WT>::operator()(const cv::Range&) const [with T = cv::Vec<unsigned char, 2>; IT = int; UIT = unsigned int; D = DistSquared; WT = int]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:149:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/fast_nlmeans_denoising_invoker.hpp:251:29: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 2>& cv::Vec<unsigned char, 2>::operator=(const cv::Vec<unsigned char, 2>&)’ is deprecated [-Wdeprecated-copy]
  251 |             dst_.at<T>(i,j) = saturateCastFromArray<T, IT>(estimation);
      |             ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/denoising.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/precomp.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/grfmt_bmp.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/precomp.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/grfmt_exr.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/haar.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/haar.cpp: In function ‘void cvSetImagesForHaarClassifierCascade(CvHaarClassifierCascade*, const CvArr*, const CvArr*, const CvArr*, double)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/haar.cpp:454:28: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  454 |         cascade->tilted = *tilted;
      |                            ^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/haar.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/haar.cpp:461:21: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  461 |     cascade->sum = *sum;
      |                     ^~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/haar.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/haar.cpp:462:23: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  462 |     cascade->sqsum = *sqsum;
      |                       ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/haar.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/haar.cpp: In function ‘CvSeq* cvHaarDetectObjectsForROC(const CvArr*, CvHaarClassifierCascade*, CvMemStorage*, std::vector<int>&, std::vector<double, std::allocator<double> >&, double, int, int, CvSize, CvSize, bool)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/haar.cpp:1320:76: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 1320 |             img1 = cvMat( sz.height, sz.width, CV_8UC1, imgSmall->data.ptr );
      |                                                                            ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/haar.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/haar.cpp:1321:76: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 1321 |             sum1 = cvMat( sz.height+1, sz.width+1, CV_32SC1, sum->data.ptr );
      |                                                                            ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/haar.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/haar.cpp:1322:80: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 1322 |             sqsum1 = cvMat( sz.height+1, sz.width+1, CV_64FC1, sqsum->data.ptr );
      |                                                                                ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/haar.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/haar.cpp:1325:86: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 1325 |                 tilted1 = cvMat( sz.height+1, sz.width+1, CV_32SC1, tilted->data.ptr );
      |                                                                                      ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/haar.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/haar.cpp:1328:93: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 1328 |             norm1 = cvMat( sz1.height, sz1.width, CV_32FC1, normImg ? normImg->data.ptr : 0 );
      |                                                                                             ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/haar.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/haar.cpp:1329:75: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 1329 |             mask1 = cvMat( sz1.height, sz1.width, CV_8UC1, temp->data.ptr );
      |                                                                           ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/haar.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include/opencv2/video/tracking_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/compat_video.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 25%] Building CXX object modules/photo/CMakeFiles/opencv_photo.dir/src/merge.cpp.o
[ 25%] Building CXX object modules/objdetect/CMakeFiles/opencv_objdetect.dir/src/hog.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/photo/CMakeFiles/opencv_photo.dir/src/merge.cpp.o -MF CMakeFiles/opencv_photo.dir/src/merge.cpp.o.d -o CMakeFiles/opencv_photo.dir/src/merge.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/merge.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/objdetect && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/objdetect -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/objdetect/CMakeFiles/opencv_objdetect.dir/src/hog.cpp.o -MF CMakeFiles/opencv_objdetect.dir/src/hog.cpp.o.d -o CMakeFiles/opencv_objdetect.dir/src/hog.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/hog.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 25%] Building CXX object modules/objdetect/CMakeFiles/opencv_objdetect.dir/src/main.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/objdetect && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/objdetect -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/objdetect/CMakeFiles/opencv_objdetect.dir/src/main.cpp.o -MF CMakeFiles/opencv_objdetect.dir/src/main.cpp.o.d -o CMakeFiles/opencv_objdetect.dir/src/main.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/main.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 25%] Building CXX object modules/objdetect/CMakeFiles/opencv_objdetect.dir/src/qrcode.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/objdetect && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/objdetect -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/objdetect/CMakeFiles/opencv_objdetect.dir/src/qrcode.cpp.o -MF CMakeFiles/opencv_objdetect.dir/src/qrcode.cpp.o.d -o CMakeFiles/opencv_objdetect.dir/src/qrcode.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/qrcode.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/hdr_common.cpp: In function ‘cv::Mat cv::RobertsonWeights()’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/hdr_common.cpp:84:47: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
   84 |         weight.at<Vec3f>(i) = Vec3f::all(value);
      |                                               ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/hdr_common.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/hdr_common.cpp: In function ‘cv::Mat cv::linearResponse(int)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/hdr_common.cpp:105:65: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  105 |         response.at<Vec3f>(i) = Vec3f::all(static_cast<float>(i));
      |                                                                 ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/hdr_common.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
[ 25%] Building CXX object modules/objdetect/CMakeFiles/opencv_objdetect.dir/opencl_kernels_objdetect.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/objdetect && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/objdetect -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/objdetect/CMakeFiles/opencv_objdetect.dir/opencl_kernels_objdetect.cpp.o -MF CMakeFiles/opencv_objdetect.dir/opencl_kernels_objdetect.cpp.o.d -o CMakeFiles/opencv_objdetect.dir/opencl_kernels_objdetect.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/objdetect/opencl_kernels_objdetect.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 25%] Linking CXX shared library ../../lib/libopencv_reg.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/reg && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_reg.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_reg.so.3.4 -o ../../lib/libopencv_reg.so.3.4.3 CMakeFiles/opencv_reg.dir/src/map.cpp.o CMakeFiles/opencv_reg.dir/src/mapaffine.cpp.o CMakeFiles/opencv_reg.dir/src/mapper.cpp.o CMakeFiles/opencv_reg.dir/src/mappergradaffine.cpp.o CMakeFiles/opencv_reg.dir/src/mappergradeuclid.cpp.o CMakeFiles/opencv_reg.dir/src/mappergradproj.cpp.o CMakeFiles/opencv_reg.dir/src/mappergradshift.cpp.o CMakeFiles/opencv_reg.dir/src/mappergradsimilar.cpp.o CMakeFiles/opencv_reg.dir/src/mapperpyramid.cpp.o CMakeFiles/opencv_reg.dir/src/mapprojec.cpp.o CMakeFiles/opencv_reg.dir/src/mapshift.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_imgproc.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_core.so.3.4.3 
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/inpaint.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 25%] Building CXX object modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/src/grfmt_gdal.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_IMGCODEC_HDR -DHAVE_IMGCODEC_PXM -DHAVE_IMGCODEC_SUNRASTER -DHAVE_WEBP -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -isystem /gnu/store/3xmlwzsdsx6y6662qavdg4vwvfvx8bsp-openexr-2.5.7/include/OpenEXR -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/src/grfmt_gdal.cpp.o -MF CMakeFiles/opencv_imgcodecs.dir/src/grfmt_gdal.cpp.o.d -o CMakeFiles/opencv_imgcodecs.dir/src/grfmt_gdal.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/grfmt_gdal.cpp
[ 25%] Building CXX object modules/photo/CMakeFiles/opencv_photo.dir/src/npr.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/photo/CMakeFiles/opencv_photo.dir/src/npr.cpp.o -MF CMakeFiles/opencv_photo.dir/src/npr.cpp.o.d -o CMakeFiles/opencv_photo.dir/src/npr.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/npr.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hfs/src/slic/slic.cpp: In member function ‘void cv::hfs::slic::cSLIC::init_data(cv::Mat)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hfs/src/slic/slic.cpp:40:80: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
   40 |             spixel_list[cluster_idx].center = Vec2f((float)img_x, (float) img_y);
      |                                                                                ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hfs/src/slic/../precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hfs/src/slic/slic.cpp:1:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hfs/src/slic/slic.cpp:42:77: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
   42 |             spixel_list[cluster_idx].color_info = lab.at<Vec3f>(img_y, img_x);
      |                                                                             ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hfs/src/slic/../precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hfs/src/slic/slic.cpp:1:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hfs/src/slic/slic.cpp: In member function ‘void cv::hfs::slic::cSLIC::update_cluster_center()’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hfs/src/slic/slic.cpp:168:49: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  168 |         spixel_list[i].center = Vec2f(0.0f, 0.0f);
      |                                                 ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hfs/src/slic/../precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hfs/src/slic/slic.cpp:1:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hfs/src/slic/slic.cpp:169:59: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  169 |         spixel_list[i].color_info = Vec3f(0.0f, 0.0f, 0.0f);
      |                                                           ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hfs/src/slic/../precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hfs/src/slic/slic.cpp:1:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hfs/src/slic/slic.cpp:188:59: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  188 |             spixel_list[i].center = Vec2f(-100.0f, -100.0f);
      |                                                           ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hfs/src/slic/../precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hfs/src/slic/slic.cpp:1:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hfs/src/slic/slic.cpp:189:72: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  189 |             spixel_list[i].color_info = Vec3f(-100.0f, -100.0f, -100.0f);
      |                                                                        ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hfs/src/slic/../precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hfs/src/slic/slic.cpp:1:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/reg && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_reg.so.3.4.3 ../../lib/libopencv_reg.so.3.4 ../../lib/libopencv_reg.so
[ 25%] Building CXX object modules/video/CMakeFiles/opencv_video.dir/src/ecc.cpp.o
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/video/CMakeFiles/opencv_video.dir/src/ecc.cpp.o -MF CMakeFiles/opencv_video.dir/src/ecc.cpp.o.d -o CMakeFiles/opencv_video.dir/src/ecc.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/ecc.cpp
[ 25%] Built target opencv_reg
[ 25%] Building CXX object modules/video/CMakeFiles/opencv_video.dir/src/kalman.cpp.o
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/video/CMakeFiles/opencv_video.dir/src/kalman.cpp.o -MF CMakeFiles/opencv_video.dir/src/kalman.cpp.o.d -o CMakeFiles/opencv_video.dir/src/kalman.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/kalman.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 25%] Building CXX object modules/video/CMakeFiles/opencv_video.dir/src/lkpyramid.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/video/CMakeFiles/opencv_video.dir/src/lkpyramid.cpp.o -MF CMakeFiles/opencv_video.dir/src/lkpyramid.cpp.o.d -o CMakeFiles/opencv_video.dir/src/lkpyramid.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/lkpyramid.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 25%] Linking CXX shared library ../../lib/libopencv_hfs.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/hfs && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_hfs.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_hfs.so.3.4 -o ../../lib/libopencv_hfs.so.3.4.3 CMakeFiles/opencv_hfs.dir/src/hfs.cpp.o CMakeFiles/opencv_hfs.dir/src/hfs_core.cpp.o CMakeFiles/opencv_hfs.dir/src/magnitude/magnitude.cpp.o CMakeFiles/opencv_hfs.dir/src/merge/merge.cpp.o CMakeFiles/opencv_hfs.dir/src/slic/gslic_engine.cpp.o CMakeFiles/opencv_hfs.dir/src/slic/slic.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_imgproc.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_core.so.3.4.3 
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/hfs && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_hfs.so.3.4.3 ../../lib/libopencv_hfs.so.3.4 ../../lib/libopencv_hfs.so
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 25%] Built target opencv_hfs
[ 25%] Building CXX object modules/video/CMakeFiles/opencv_video.dir/src/optflowgf.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/video/CMakeFiles/opencv_video.dir/src/optflowgf.cpp.o -MF CMakeFiles/opencv_video.dir/src/optflowgf.cpp.o.d -o CMakeFiles/opencv_video.dir/src/optflowgf.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/optflowgf.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/merge.cpp: In member function ‘virtual void cv::MergeDebevecImpl::process(cv::InputArrayOfArrays, cv::OutputArray, cv::InputArray, cv::InputArray)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/merge.cpp:82:57: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
   82 |             response.at<Vec3f>(0) = response.at<Vec3f>(1);
      |                                                         ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/private.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/merge.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/hog.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/hog.cpp: In member function ‘virtual bool cv::HOGDescriptor::read(cv::FileNode&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/hog.cpp:145:33: warning: implicitly-declared ‘constexpr cv::FileNodeIterator& cv::FileNodeIterator::operator=(const cv::FileNodeIterator&)’ is deprecated [-Wdeprecated-copy]
  145 |     it = obj["blockSize"].begin();
      |                                 ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:60,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include/opencv2/objdetect.hpp:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/hog.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp:641:5: note: because ‘cv::FileNodeIterator’ has user-provided ‘cv::FileNodeIterator::FileNodeIterator(const cv::FileNodeIterator&)’
  641 |     FileNodeIterator(const FileNodeIterator& it);
      |     ^~~~~~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/hog.cpp:147:35: warning: implicitly-declared ‘constexpr cv::FileNodeIterator& cv::FileNodeIterator::operator=(const cv::FileNodeIterator&)’ is deprecated [-Wdeprecated-copy]
  147 |     it = obj["blockStride"].begin();
      |                                   ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:60,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include/opencv2/objdetect.hpp:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/hog.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp:641:5: note: because ‘cv::FileNodeIterator’ has user-provided ‘cv::FileNodeIterator::FileNodeIterator(const cv::FileNodeIterator&)’
  641 |     FileNodeIterator(const FileNodeIterator& it);
      |     ^~~~~~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/hog.cpp:149:32: warning: implicitly-declared ‘constexpr cv::FileNodeIterator& cv::FileNodeIterator::operator=(const cv::FileNodeIterator&)’ is deprecated [-Wdeprecated-copy]
  149 |     it = obj["cellSize"].begin();
      |                                ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:60,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include/opencv2/objdetect.hpp:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/src/hog.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp:641:5: note: because ‘cv::FileNodeIterator’ has user-provided ‘cv::FileNodeIterator::FileNodeIterator(const cv::FileNodeIterator&)’
  641 |     FileNodeIterator(const FileNodeIterator& it);
      |     ^~~~~~~~~~~~~~~~
[ 25%] Building CXX object modules/video/CMakeFiles/opencv_video.dir/src/tvl1flow.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/video/CMakeFiles/opencv_video.dir/src/tvl1flow.cpp.o -MF CMakeFiles/opencv_video.dir/src/tvl1flow.cpp.o.d -o CMakeFiles/opencv_video.dir/src/tvl1flow.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/src/tvl1flow.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/precomp.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/grfmt_gdal.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 25%] Building CXX object modules/video/CMakeFiles/opencv_video.dir/opencl_kernels_video.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/video/CMakeFiles/opencv_video.dir/opencl_kernels_video.cpp.o -MF CMakeFiles/opencv_video.dir/opencl_kernels_video.cpp.o.d -o CMakeFiles/opencv_video.dir/opencl_kernels_video.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video/opencl_kernels_video.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 25%] Building CXX object modules/xphoto/CMakeFiles/opencv_xphoto.dir/src/learning_based_color_balance.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xphoto && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xphoto -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/xphoto/CMakeFiles/opencv_xphoto.dir/src/learning_based_color_balance.cpp.o -MF CMakeFiles/opencv_xphoto.dir/src/learning_based_color_balance.cpp.o.d -o CMakeFiles/opencv_xphoto.dir/src/learning_based_color_balance.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/learning_based_color_balance.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 25%] Building CXX object modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/src/grfmt_gdcm.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_IMGCODEC_HDR -DHAVE_IMGCODEC_PXM -DHAVE_IMGCODEC_SUNRASTER -DHAVE_WEBP -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -isystem /gnu/store/3xmlwzsdsx6y6662qavdg4vwvfvx8bsp-openexr-2.5.7/include/OpenEXR -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/src/grfmt_gdcm.cpp.o -MF CMakeFiles/opencv_imgcodecs.dir/src/grfmt_gdcm.cpp.o.d -o CMakeFiles/opencv_imgcodecs.dir/src/grfmt_gdcm.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/grfmt_gdcm.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 25%] Building CXX object modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/src/grfmt_hdr.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_IMGCODEC_HDR -DHAVE_IMGCODEC_PXM -DHAVE_IMGCODEC_SUNRASTER -DHAVE_WEBP -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -isystem /gnu/store/3xmlwzsdsx6y6662qavdg4vwvfvx8bsp-openexr-2.5.7/include/OpenEXR -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/src/grfmt_hdr.cpp.o -MF CMakeFiles/opencv_imgcodecs.dir/src/grfmt_hdr.cpp.o.d -o CMakeFiles/opencv_imgcodecs.dir/src/grfmt_hdr.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/grfmt_hdr.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 25%] Building CXX object modules/photo/CMakeFiles/opencv_photo.dir/src/seamless_cloning.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/photo/CMakeFiles/opencv_photo.dir/src/seamless_cloning.cpp.o -MF CMakeFiles/opencv_photo.dir/src/seamless_cloning.cpp.o.d -o CMakeFiles/opencv_photo.dir/src/seamless_cloning.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/seamless_cloning.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/precomp.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/grfmt_gdcm.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 25%] Building CXX object modules/photo/CMakeFiles/opencv_photo.dir/src/seamless_cloning_impl.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/photo/CMakeFiles/opencv_photo.dir/src/seamless_cloning_impl.cpp.o -MF CMakeFiles/opencv_photo.dir/src/seamless_cloning_impl.cpp.o.d -o CMakeFiles/opencv_photo.dir/src/seamless_cloning_impl.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/seamless_cloning_impl.cpp
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/learning_based_color_balance.cpp: In member function ‘cv::Vec2f cv::xphoto::LearningBasedWBImpl::predictIlluminant(std::vector<cv::Vec<float, 2> >)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/learning_based_color_balance.cpp:573:46: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  573 |             local_predictions[j] = Vec2f(r, g);
      |                                              ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/learning_based_color_balance.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 25%] Building CXX object modules/photo/CMakeFiles/opencv_photo.dir/src/tonemap.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/photo/CMakeFiles/opencv_photo.dir/src/tonemap.cpp.o -MF CMakeFiles/opencv_photo.dir/src/tonemap.cpp.o.d -o CMakeFiles/opencv_photo.dir/src/tonemap.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/src/tonemap.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 25%] Building CXX object modules/photo/CMakeFiles/opencv_photo.dir/opencl_kernels_photo.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/photo/CMakeFiles/opencv_photo.dir/opencl_kernels_photo.cpp.o -MF CMakeFiles/opencv_photo.dir/opencl_kernels_photo.cpp.o.d -o CMakeFiles/opencv_photo.dir/opencl_kernels_photo.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo/opencl_kernels_photo.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 25%] Building CXX object modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/src/grfmt_jpeg.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_IMGCODEC_HDR -DHAVE_IMGCODEC_PXM -DHAVE_IMGCODEC_SUNRASTER -DHAVE_WEBP -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -isystem /gnu/store/3xmlwzsdsx6y6662qavdg4vwvfvx8bsp-openexr-2.5.7/include/OpenEXR -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/src/grfmt_jpeg.cpp.o -MF CMakeFiles/opencv_imgcodecs.dir/src/grfmt_jpeg.cpp.o.d -o CMakeFiles/opencv_imgcodecs.dir/src/grfmt_jpeg.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/grfmt_jpeg.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 25%] Building CXX object modules/xphoto/CMakeFiles/opencv_xphoto.dir/src/simple_color_balance.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xphoto && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xphoto -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/xphoto/CMakeFiles/opencv_xphoto.dir/src/simple_color_balance.cpp.o -MF CMakeFiles/opencv_xphoto.dir/src/simple_color_balance.cpp.o.d -o CMakeFiles/opencv_xphoto.dir/src/simple_color_balance.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/src/simple_color_balance.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/precomp.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/grfmt_hdr.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 25%] Building CXX object modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/src/grfmt_jpeg2000.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_IMGCODEC_HDR -DHAVE_IMGCODEC_PXM -DHAVE_IMGCODEC_SUNRASTER -DHAVE_WEBP -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -isystem /gnu/store/3xmlwzsdsx6y6662qavdg4vwvfvx8bsp-openexr-2.5.7/include/OpenEXR -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/src/grfmt_jpeg2000.cpp.o -MF CMakeFiles/opencv_imgcodecs.dir/src/grfmt_jpeg2000.cpp.o.d -o CMakeFiles/opencv_imgcodecs.dir/src/grfmt_jpeg2000.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/grfmt_jpeg2000.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 25%] Building CXX object modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/src/grfmt_pam.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_IMGCODEC_HDR -DHAVE_IMGCODEC_PXM -DHAVE_IMGCODEC_SUNRASTER -DHAVE_WEBP -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -isystem /gnu/store/3xmlwzsdsx6y6662qavdg4vwvfvx8bsp-openexr-2.5.7/include/OpenEXR -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/src/grfmt_pam.cpp.o -MF CMakeFiles/opencv_imgcodecs.dir/src/grfmt_pam.cpp.o.d -o CMakeFiles/opencv_imgcodecs.dir/src/grfmt_pam.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/grfmt_pam.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 25%] Building CXX object modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/src/grfmt_png.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_IMGCODEC_HDR -DHAVE_IMGCODEC_PXM -DHAVE_IMGCODEC_SUNRASTER -DHAVE_WEBP -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -isystem /gnu/store/3xmlwzsdsx6y6662qavdg4vwvfvx8bsp-openexr-2.5.7/include/OpenEXR -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/src/grfmt_png.cpp.o -MF CMakeFiles/opencv_imgcodecs.dir/src/grfmt_png.cpp.o.d -o CMakeFiles/opencv_imgcodecs.dir/src/grfmt_png.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/grfmt_png.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 25%] Building CXX object modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/src/grfmt_pxm.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_IMGCODEC_HDR -DHAVE_IMGCODEC_PXM -DHAVE_IMGCODEC_SUNRASTER -DHAVE_WEBP -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -isystem /gnu/store/3xmlwzsdsx6y6662qavdg4vwvfvx8bsp-openexr-2.5.7/include/OpenEXR -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/src/grfmt_pxm.cpp.o -MF CMakeFiles/opencv_imgcodecs.dir/src/grfmt_pxm.cpp.o.d -o CMakeFiles/opencv_imgcodecs.dir/src/grfmt_pxm.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/grfmt_pxm.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 25%] Linking CXX shared library ../../lib/libopencv_objdetect.so
[ 25%] Building CXX object modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/src/grfmt_sunras.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/objdetect && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_objdetect.dir/link.txt --verbose=1
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_IMGCODEC_HDR -DHAVE_IMGCODEC_PXM -DHAVE_IMGCODEC_SUNRASTER -DHAVE_WEBP -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -isystem /gnu/store/3xmlwzsdsx6y6662qavdg4vwvfvx8bsp-openexr-2.5.7/include/OpenEXR -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/src/grfmt_sunras.cpp.o -MF CMakeFiles/opencv_imgcodecs.dir/src/grfmt_sunras.cpp.o.d -o CMakeFiles/opencv_imgcodecs.dir/src/grfmt_sunras.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/grfmt_sunras.cpp
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_objdetect.so.3.4 -o ../../lib/libopencv_objdetect.so.3.4.3 CMakeFiles/opencv_objdetect.dir/src/cascadedetect.cpp.o CMakeFiles/opencv_objdetect.dir/src/cascadedetect_convert.cpp.o CMakeFiles/opencv_objdetect.dir/src/detection_based_tracker.cpp.o CMakeFiles/opencv_objdetect.dir/src/haar.cpp.o CMakeFiles/opencv_objdetect.dir/src/hog.cpp.o CMakeFiles/opencv_objdetect.dir/src/main.cpp.o CMakeFiles/opencv_objdetect.dir/src/qrcode.cpp.o CMakeFiles/opencv_objdetect.dir/opencl_kernels_objdetect.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_imgproc.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_core.so.3.4.3 
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/precomp.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/grfmt_jpeg.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/objdetect && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_objdetect.so.3.4.3 ../../lib/libopencv_objdetect.so.3.4 ../../lib/libopencv_objdetect.so
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 25%] Built target opencv_objdetect
[ 25%] Building CXX object modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/src/grfmt_tiff.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_IMGCODEC_HDR -DHAVE_IMGCODEC_PXM -DHAVE_IMGCODEC_SUNRASTER -DHAVE_WEBP -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -isystem /gnu/store/3xmlwzsdsx6y6662qavdg4vwvfvx8bsp-openexr-2.5.7/include/OpenEXR -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/src/grfmt_tiff.cpp.o -MF CMakeFiles/opencv_imgcodecs.dir/src/grfmt_tiff.cpp.o.d -o CMakeFiles/opencv_imgcodecs.dir/src/grfmt_tiff.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/grfmt_tiff.cpp
[ 26%] Building CXX object modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/src/grfmt_webp.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_IMGCODEC_HDR -DHAVE_IMGCODEC_PXM -DHAVE_IMGCODEC_SUNRASTER -DHAVE_WEBP -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -isystem /gnu/store/3xmlwzsdsx6y6662qavdg4vwvfvx8bsp-openexr-2.5.7/include/OpenEXR -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/src/grfmt_webp.cpp.o -MF CMakeFiles/opencv_imgcodecs.dir/src/grfmt_webp.cpp.o.d -o CMakeFiles/opencv_imgcodecs.dir/src/grfmt_webp.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/grfmt_webp.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 26%] Building CXX object modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/src/bitstrm.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_IMGCODEC_HDR -DHAVE_IMGCODEC_PXM -DHAVE_IMGCODEC_SUNRASTER -DHAVE_WEBP -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -isystem /gnu/store/3xmlwzsdsx6y6662qavdg4vwvfvx8bsp-openexr-2.5.7/include/OpenEXR -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/src/bitstrm.cpp.o -MF CMakeFiles/opencv_imgcodecs.dir/src/bitstrm.cpp.o.d -o CMakeFiles/opencv_imgcodecs.dir/src/bitstrm.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/bitstrm.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/precomp.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/grfmt_jpeg2000.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 26%] Building CXX object modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/src/rgbe.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_IMGCODEC_HDR -DHAVE_IMGCODEC_PXM -DHAVE_IMGCODEC_SUNRASTER -DHAVE_WEBP -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -isystem /gnu/store/3xmlwzsdsx6y6662qavdg4vwvfvx8bsp-openexr-2.5.7/include/OpenEXR -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/src/rgbe.cpp.o -MF CMakeFiles/opencv_imgcodecs.dir/src/rgbe.cpp.o.d -o CMakeFiles/opencv_imgcodecs.dir/src/rgbe.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/rgbe.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/precomp.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/grfmt_pam.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/precomp.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/grfmt_png.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/precomp.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/grfmt_pxm.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/precomp.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/grfmt_sunras.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 26%] Building CXX object modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/src/exif.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_IMGCODEC_HDR -DHAVE_IMGCODEC_PXM -DHAVE_IMGCODEC_SUNRASTER -DHAVE_WEBP -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -isystem /gnu/store/3xmlwzsdsx6y6662qavdg4vwvfvx8bsp-openexr-2.5.7/include/OpenEXR -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIC -MD -MT modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/src/exif.cpp.o -MF CMakeFiles/opencv_imgcodecs.dir/src/exif.cpp.o.d -o CMakeFiles/opencv_imgcodecs.dir/src/exif.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/exif.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 26%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/attr_value.pb.cc.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -Wno-suggest-override -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/attr_value.pb.cc.o -MF CMakeFiles/opencv_dnn.dir/attr_value.pb.cc.o.d -o CMakeFiles/opencv_dnn.dir/attr_value.pb.cc.o -c /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn/attr_value.pb.cc
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
[ 26%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/function.pb.cc.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -Wno-suggest-override -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/function.pb.cc.o -MF CMakeFiles/opencv_dnn.dir/function.pb.cc.o.d -o CMakeFiles/opencv_dnn.dir/function.pb.cc.o -c /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn/function.pb.cc
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
[ 26%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/graph.pb.cc.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -Wno-suggest-override -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/graph.pb.cc.o -MF CMakeFiles/opencv_dnn.dir/graph.pb.cc.o.d -o CMakeFiles/opencv_dnn.dir/graph.pb.cc.o -c /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn/graph.pb.cc
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/precomp.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/grfmt_tiff.cpp:48:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/precomp.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/grfmt_webp.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/precomp.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/bitstrm.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 26%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/op_def.pb.cc.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -Wno-suggest-override -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/op_def.pb.cc.o -MF CMakeFiles/opencv_dnn.dir/op_def.pb.cc.o.d -o CMakeFiles/opencv_dnn.dir/op_def.pb.cc.o -c /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn/op_def.pb.cc
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
[ 26%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/tensor.pb.cc.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -Wno-suggest-override -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/tensor.pb.cc.o -MF CMakeFiles/opencv_dnn.dir/tensor.pb.cc.o.d -o CMakeFiles/opencv_dnn.dir/tensor.pb.cc.o -c /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn/tensor.pb.cc
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
[ 26%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/tensor_shape.pb.cc.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -Wno-suggest-override -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/tensor_shape.pb.cc.o -MF CMakeFiles/opencv_dnn.dir/tensor_shape.pb.cc.o.d -o CMakeFiles/opencv_dnn.dir/tensor_shape.pb.cc.o -c /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn/tensor_shape.pb.cc
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/precomp.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/rgbe.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 26%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/types.pb.cc.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -Wno-suggest-override -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/types.pb.cc.o -MF CMakeFiles/opencv_dnn.dir/types.pb.cc.o.d -o CMakeFiles/opencv_dnn.dir/types.pb.cc.o -c /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn/types.pb.cc
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
[ 27%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/versions.pb.cc.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -Wno-suggest-override -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/versions.pb.cc.o -MF CMakeFiles/opencv_dnn.dir/versions.pb.cc.o.d -o CMakeFiles/opencv_dnn.dir/versions.pb.cc.o -c /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn/versions.pb.cc
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
[ 27%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/caffe/caffe_importer.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/caffe/caffe_importer.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/caffe/caffe_importer.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/caffe/caffe_importer.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/caffe/caffe_importer.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
[ 28%] Linking CXX shared library ../../lib/libopencv_xphoto.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xphoto && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_xphoto.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_xphoto.so.3.4 -o ../../lib/libopencv_xphoto.so.3.4.3 CMakeFiles/opencv_xphoto.dir/src/bm3d_image_denoising.cpp.o CMakeFiles/opencv_xphoto.dir/src/dct_image_denoising.cpp.o CMakeFiles/opencv_xphoto.dir/src/grayworld_white_balance.cpp.o CMakeFiles/opencv_xphoto.dir/src/inpainting.cpp.o CMakeFiles/opencv_xphoto.dir/src/learning_based_color_balance.cpp.o CMakeFiles/opencv_xphoto.dir/src/simple_color_balance.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_imgproc.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_core.so.3.4.3 
[ 28%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/caffe/caffe_io.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/caffe/caffe_io.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/caffe/caffe_io.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/caffe/caffe_io.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/caffe/caffe_io.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/precomp.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/src/exif.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xphoto && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_xphoto.so.3.4.3 ../../lib/libopencv_xphoto.so.3.4 ../../lib/libopencv_xphoto.so
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 28%] Built target opencv_xphoto
[ 28%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/caffe/caffe_shrinker.cpp.o
[ 28%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/darknet/darknet_importer.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/caffe/caffe_shrinker.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/caffe/caffe_shrinker.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/caffe/caffe_shrinker.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/caffe/caffe_shrinker.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/darknet/darknet_importer.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/darknet/darknet_importer.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/darknet/darknet_importer.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/darknet/darknet_importer.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
[ 28%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/darknet/darknet_io.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/darknet/darknet_io.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/darknet/darknet_io.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/darknet/darknet_io.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/darknet/darknet_io.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
[ 29%] Linking CXX shared library ../../lib/libopencv_video.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_video.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_video.so.3.4 -o ../../lib/libopencv_video.so.3.4.3 CMakeFiles/opencv_video.dir/src/bgfg_KNN.cpp.o CMakeFiles/opencv_video.dir/src/bgfg_gaussmix2.cpp.o CMakeFiles/opencv_video.dir/src/camshift.cpp.o CMakeFiles/opencv_video.dir/src/compat_video.cpp.o CMakeFiles/opencv_video.dir/src/ecc.cpp.o CMakeFiles/opencv_video.dir/src/kalman.cpp.o CMakeFiles/opencv_video.dir/src/lkpyramid.cpp.o CMakeFiles/opencv_video.dir/src/optflowgf.cpp.o CMakeFiles/opencv_video.dir/src/tvl1flow.cpp.o CMakeFiles/opencv_video.dir/opencl_kernels_video.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_imgproc.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_core.so.3.4.3 
[ 29%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/dnn.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/dnn.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/dnn.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/dnn.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/dnn.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_video.so.3.4.3 ../../lib/libopencv_video.so.3.4 ../../lib/libopencv_video.so
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 29%] Built target opencv_video
make  -f modules/shape/CMakeFiles/opencv_shape.dir/build.make modules/shape/CMakeFiles/opencv_shape.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/shape /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/shape /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/shape/CMakeFiles/opencv_shape.dir/DependInfo.cmake --color=
[ 29%] Linking CXX shared library ../../lib/libopencv_imgcodecs.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_imgcodecs.dir/link.txt --verbose=1
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/shape/CMakeFiles/opencv_shape.dir/build.make modules/shape/CMakeFiles/opencv_shape.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 29%] Building CXX object modules/shape/CMakeFiles/opencv_shape.dir/src/aff_trans.cpp.o
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_imgcodecs.so.3.4 -o ../../lib/libopencv_imgcodecs.so.3.4.3 CMakeFiles/opencv_imgcodecs.dir/src/loadsave.cpp.o CMakeFiles/opencv_imgcodecs.dir/src/utils.cpp.o CMakeFiles/opencv_imgcodecs.dir/src/grfmt_base.cpp.o CMakeFiles/opencv_imgcodecs.dir/src/grfmt_bmp.cpp.o CMakeFiles/opencv_imgcodecs.dir/src/grfmt_exr.cpp.o CMakeFiles/opencv_imgcodecs.dir/src/grfmt_gdal.cpp.o CMakeFiles/opencv_imgcodecs.dir/src/grfmt_gdcm.cpp.o CMakeFiles/opencv_imgcodecs.dir/src/grfmt_hdr.cpp.o CMakeFiles/opencv_imgcodecs.dir/src/grfmt_jpeg.cpp.o CMakeFiles/opencv_imgcodecs.dir/src/grfmt_jpeg2000.cpp.o CMakeFiles/opencv_imgcodecs.dir/src/grfmt_pam.cpp.o CMakeFiles/opencv_imgcodecs.dir/src/grfmt_png.cpp.o CMakeFiles/opencv_imgcodecs.dir/src/grfmt_pxm.cpp.o CMakeFiles/opencv_imgcodecs.dir/src/grfmt_sunras.cpp.o CMakeFiles/opencv_imgcodecs.dir/src/grfmt_tiff.cpp.o CMakeFiles/opencv_imgcodecs.dir/src/grfmt_webp.cpp.o CMakeFiles/opencv_imgcodecs.dir/src/bitstrm.cpp.o CMakeFiles/opencv_imgcodecs.dir/src/rgbe.cpp.o CMakeFiles/opencv_imgcodecs.dir/src/exif.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_imgproc.so.3.4.3 -ldl -lm -lpthread -lrt -lz -ljpeg -lwebp -lpng -lz -ltiff -ljasper -ljpeg -lImath -lIlmImf -lIex -lHalf -lIlmThread ../../lib/libopencv_core.so.3.4.3 -lz -lwebp -lpng -ltiff -ljasper -lImath -lIlmImf -lIex -lHalf -lIlmThread 
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/shape && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/shape/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/shape -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/shape/CMakeFiles/opencv_shape.dir/src/aff_trans.cpp.o -MF CMakeFiles/opencv_shape.dir/src/aff_trans.cpp.o.d -o CMakeFiles/opencv_shape.dir/src/aff_trans.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/shape/src/aff_trans.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 29%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/halide_scheduler.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/halide_scheduler.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/halide_scheduler.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/halide_scheduler.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/halide_scheduler.cpp
[ 29%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/init.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/init.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/init.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/init.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/init.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4 ../../lib/libopencv_imgcodecs.so
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 29%] Built target opencv_imgcodecs
[ 29%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/batch_norm_layer.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/batch_norm_layer.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/layers/batch_norm_layer.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/layers/batch_norm_layer.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/batch_norm_layer.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
[ 29%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/blank_layer.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/blank_layer.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/layers/blank_layer.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/layers/blank_layer.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/blank_layer.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include/opencv2/dnn/shape_utils.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/dnn.cpp:52:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
[ 30%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/concat_layer.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/concat_layer.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/layers/concat_layer.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/layers/concat_layer.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/concat_layer.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 30%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/convolution_layer.cpp.o
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/convolution_layer.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/layers/convolution_layer.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/layers/convolution_layer.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/convolution_layer.cpp
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include/opencv2/dnn/shape_utils.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/batch_norm_layer.cpp:15:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
[ 30%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/crop_and_resize_layer.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/crop_and_resize_layer.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/layers/crop_and_resize_layer.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/layers/crop_and_resize_layer.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/crop_and_resize_layer.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
[ 30%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/crop_layer.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/crop_layer.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/layers/crop_layer.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/layers/crop_layer.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/crop_layer.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
[ 30%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/detection_output_layer.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/detection_output_layer.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/layers/detection_output_layer.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/layers/detection_output_layer.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/detection_output_layer.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
[ 30%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/elementwise_layers.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/elementwise_layers.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/layers/elementwise_layers.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/layers/elementwise_layers.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/elementwise_layers.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
[ 30%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/eltwise_layer.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/eltwise_layer.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/layers/eltwise_layer.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/layers/eltwise_layer.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/eltwise_layer.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
[ 30%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/flatten_layer.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/flatten_layer.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/layers/flatten_layer.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/layers/flatten_layer.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/flatten_layer.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
[ 30%] Building CXX object modules/shape/CMakeFiles/opencv_shape.dir/src/emdL1.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/shape && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/shape/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/shape -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/shape/CMakeFiles/opencv_shape.dir/src/emdL1.cpp.o -MF CMakeFiles/opencv_shape.dir/src/emdL1.cpp.o.d -o CMakeFiles/opencv_shape.dir/src/emdL1.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/shape/src/emdL1.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include/opencv2/dnn/shape_utils.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/layers_common.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/concat_layer.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include/opencv2/dnn/shape_utils.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/layers_common.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/crop_and_resize_layer.cpp:8:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include/opencv2/dnn/shape_utils.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/layers_common.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/convolution_layer.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
[ 30%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/fully_connected_layer.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/fully_connected_layer.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/layers/fully_connected_layer.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/layers/fully_connected_layer.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/fully_connected_layer.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include/opencv2/dnn/shape_utils.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/layers_common.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/crop_layer.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include/opencv2/dnn/shape_utils.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/layers_common.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/detection_output_layer.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include/opencv2/dnn/shape_utils.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/layers_common.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/elementwise_layers.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include/opencv2/dnn/shape_utils.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/layers_common.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/eltwise_layer.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
[ 30%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/layers_common.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/layers_common.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/layers/layers_common.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/layers/layers_common.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/layers_common.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include/opencv2/dnn/shape_utils.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/layers_common.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/flatten_layer.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
[ 31%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/lrn_layer.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/lrn_layer.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/layers/lrn_layer.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/layers/lrn_layer.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/lrn_layer.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
[ 31%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/max_unpooling_layer.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/max_unpooling_layer.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/layers/max_unpooling_layer.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/layers/max_unpooling_layer.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/max_unpooling_layer.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include/opencv2/dnn/shape_utils.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/layers_common.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/fully_connected_layer.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
[ 31%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/mvn_layer.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/mvn_layer.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/layers/mvn_layer.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/layers/mvn_layer.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/mvn_layer.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
[ 31%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/normalize_bbox_layer.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/normalize_bbox_layer.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/layers/normalize_bbox_layer.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/layers/normalize_bbox_layer.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/normalize_bbox_layer.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include/opencv2/dnn/shape_utils.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/layers_common.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/layers_common.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include/opencv2/dnn/shape_utils.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/layers_common.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/lrn_layer.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
[ 31%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/padding_layer.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/padding_layer.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/layers/padding_layer.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/layers/padding_layer.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/padding_layer.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include/opencv2/dnn/shape_utils.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/layers_common.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/max_unpooling_layer.cpp:13:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
make  -f modules/videoio/CMakeFiles/opencv_videoio.dir/build.make modules/videoio/CMakeFiles/opencv_videoio.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videoio /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videoio/CMakeFiles/opencv_videoio.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/videoio/CMakeFiles/opencv_videoio.dir/build.make modules/videoio/CMakeFiles/opencv_videoio.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 31%] Building CXX object modules/videoio/CMakeFiles/opencv_videoio.dir/src/videoio_registry.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videoio && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videoio -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIC -MD -MT modules/videoio/CMakeFiles/opencv_videoio.dir/src/videoio_registry.cpp.o -MF CMakeFiles/opencv_videoio.dir/src/videoio_registry.cpp.o.d -o CMakeFiles/opencv_videoio.dir/src/videoio_registry.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/src/videoio_registry.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 31%] Building CXX object modules/shape/CMakeFiles/opencv_shape.dir/src/haus_dis.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/shape && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/shape/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/shape -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/shape/CMakeFiles/opencv_shape.dir/src/haus_dis.cpp.o -MF CMakeFiles/opencv_shape.dir/src/haus_dis.cpp.o.d -o CMakeFiles/opencv_shape.dir/src/haus_dis.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/shape/src/haus_dis.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 31%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/permute_layer.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/permute_layer.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/layers/permute_layer.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/layers/permute_layer.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/permute_layer.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
[ 31%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/pooling_layer.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/pooling_layer.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/layers/pooling_layer.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/layers/pooling_layer.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/pooling_layer.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
[ 31%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/prior_box_layer.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/prior_box_layer.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/layers/prior_box_layer.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/layers/prior_box_layer.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/prior_box_layer.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
[ 31%] Linking CXX shared library ../../lib/libopencv_photo.so
[ 31%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/proposal_layer.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_photo.dir/link.txt --verbose=1
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/proposal_layer.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/layers/proposal_layer.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/layers/proposal_layer.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/proposal_layer.cpp
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_photo.so.3.4 -o ../../lib/libopencv_photo.so.3.4.3 CMakeFiles/opencv_photo.dir/src/align.cpp.o CMakeFiles/opencv_photo.dir/src/calibrate.cpp.o CMakeFiles/opencv_photo.dir/src/contrast_preserve.cpp.o CMakeFiles/opencv_photo.dir/src/denoise_tvl1.cpp.o CMakeFiles/opencv_photo.dir/src/denoising.cpp.o CMakeFiles/opencv_photo.dir/src/denoising.cuda.cpp.o CMakeFiles/opencv_photo.dir/src/hdr_common.cpp.o CMakeFiles/opencv_photo.dir/src/inpaint.cpp.o CMakeFiles/opencv_photo.dir/src/merge.cpp.o CMakeFiles/opencv_photo.dir/src/npr.cpp.o CMakeFiles/opencv_photo.dir/src/seamless_cloning.cpp.o CMakeFiles/opencv_photo.dir/src/seamless_cloning_impl.cpp.o CMakeFiles/opencv_photo.dir/src/tonemap.cpp.o CMakeFiles/opencv_photo.dir/opencl_kernels_photo.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_imgproc.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_core.so.3.4.3 
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
[ 31%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/recurrent_layers.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/recurrent_layers.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/layers/recurrent_layers.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/layers/recurrent_layers.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/recurrent_layers.cpp
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include/opencv2/dnn/shape_utils.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/layers_common.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/mvn_layer.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_photo.so.3.4.3 ../../lib/libopencv_photo.so.3.4 ../../lib/libopencv_photo.so
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/xobjdetect/CMakeFiles/opencv_xobjdetect.dir/build.make modules/xobjdetect/CMakeFiles/opencv_xobjdetect.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 31%] Built target opencv_photo
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xobjdetect /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xobjdetect/CMakeFiles/opencv_xobjdetect.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/xobjdetect/CMakeFiles/opencv_xobjdetect.dir/build.make modules/xobjdetect/CMakeFiles/opencv_xobjdetect.dir/build
[ 31%] Building CXX object modules/shape/CMakeFiles/opencv_shape.dir/src/hist_cost.cpp.o
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/shape && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/shape/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/shape -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/shape/CMakeFiles/opencv_shape.dir/src/hist_cost.cpp.o -MF CMakeFiles/opencv_shape.dir/src/hist_cost.cpp.o.d -o CMakeFiles/opencv_shape.dir/src/hist_cost.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/shape/src/hist_cost.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include/opencv2/dnn/shape_utils.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/layers_common.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/normalize_bbox_layer.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
[ 31%] Building CXX object modules/xobjdetect/CMakeFiles/opencv_xobjdetect.dir/src/feature_evaluator.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xobjdetect && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xobjdetect -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/xobjdetect/CMakeFiles/opencv_xobjdetect.dir/src/feature_evaluator.cpp.o -MF CMakeFiles/opencv_xobjdetect.dir/src/feature_evaluator.cpp.o.d -o CMakeFiles/opencv_xobjdetect.dir/src/feature_evaluator.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/src/feature_evaluator.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 31%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/region_layer.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/region_layer.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/layers/region_layer.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/layers/region_layer.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/region_layer.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include/opencv2/dnn/shape_utils.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/layers_common.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/padding_layer.cpp:13:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
[ 32%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/reorg_layer.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/reorg_layer.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/layers/reorg_layer.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/layers/reorg_layer.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/reorg_layer.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/src/precomp.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/src/videoio_registry.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include/opencv2/dnn/shape_utils.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/layers_common.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/permute_layer.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include/opencv2/dnn/shape_utils.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/layers_common.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/pooling_layer.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include/opencv2/dnn/shape_utils.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/layers_common.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/prior_box_layer.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include/opencv2/dnn/shape_utils.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/layers_common.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/proposal_layer.cpp:8:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
[ 32%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/reshape_layer.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/reshape_layer.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/layers/reshape_layer.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/layers/reshape_layer.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/reshape_layer.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
[ 32%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/resize_layer.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/resize_layer.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/layers/resize_layer.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/layers/resize_layer.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/resize_layer.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include/opencv2/dnn/shape_utils.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/recurrent_layers.cpp:47:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/src/precomp.hpp:53,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/src/feature_evaluator.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 33%] Building CXX object modules/shape/CMakeFiles/opencv_shape.dir/src/sc_dis.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/shape && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/shape/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/shape -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/shape/CMakeFiles/opencv_shape.dir/src/sc_dis.cpp.o -MF CMakeFiles/opencv_shape.dir/src/sc_dis.cpp.o.d -o CMakeFiles/opencv_shape.dir/src/sc_dis.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/shape/src/sc_dis.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include/opencv2/dnn/shape_utils.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/region_layer.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
[ 33%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/scale_layer.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/scale_layer.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/layers/scale_layer.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/layers/scale_layer.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/scale_layer.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
[ 33%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/shuffle_channel_layer.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/shuffle_channel_layer.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/layers/shuffle_channel_layer.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/layers/shuffle_channel_layer.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/shuffle_channel_layer.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
[ 34%] Building CXX object modules/xobjdetect/CMakeFiles/opencv_xobjdetect.dir/src/lbpfeatures.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xobjdetect && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xobjdetect -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/xobjdetect/CMakeFiles/opencv_xobjdetect.dir/src/lbpfeatures.cpp.o -MF CMakeFiles/opencv_xobjdetect.dir/src/lbpfeatures.cpp.o.d -o CMakeFiles/opencv_xobjdetect.dir/src/lbpfeatures.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/src/lbpfeatures.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include/opencv2/dnn/shape_utils.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/reorg_layer.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
[ 34%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/slice_layer.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/slice_layer.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/layers/slice_layer.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/layers/slice_layer.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/slice_layer.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include/opencv2/dnn/shape_utils.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/layers_common.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/resize_layer.cpp:8:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include/opencv2/dnn/shape_utils.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/layers_common.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/reshape_layer.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
[ 34%] Building CXX object modules/shape/CMakeFiles/opencv_shape.dir/src/tps_trans.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/shape && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/shape/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/shape -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/shape/CMakeFiles/opencv_shape.dir/src/tps_trans.cpp.o -MF CMakeFiles/opencv_shape.dir/src/tps_trans.cpp.o.d -o CMakeFiles/opencv_shape.dir/src/tps_trans.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/shape/src/tps_trans.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 34%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/softmax_layer.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/softmax_layer.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/layers/softmax_layer.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/layers/softmax_layer.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/softmax_layer.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
[ 34%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/split_layer.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/layers/split_layer.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/layers/split_layer.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/layers/split_layer.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/split_layer.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
[ 34%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/nms.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/nms.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/nms.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/nms.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/nms.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include/opencv2/dnn/shape_utils.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/layers_common.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/scale_layer.cpp:13:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
[ 34%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/op_halide.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/op_halide.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/op_halide.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/op_halide.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/op_halide.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/src/precomp.hpp:53,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/src/lbpfeatures.cpp:46:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 34%] Building CXX object modules/videoio/CMakeFiles/opencv_videoio.dir/src/videoio_c.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videoio && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videoio -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIC -MD -MT modules/videoio/CMakeFiles/opencv_videoio.dir/src/videoio_c.cpp.o -MF CMakeFiles/opencv_videoio.dir/src/videoio_c.cpp.o.d -o CMakeFiles/opencv_videoio.dir/src/videoio_c.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/src/videoio_c.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include/opencv2/dnn/shape_utils.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/layers_common.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/slice_layer.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
[ 35%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/op_inf_engine.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/op_inf_engine.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/op_inf_engine.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/op_inf_engine.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/op_inf_engine.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
[ 35%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/tensorflow/tf_graph_simplifier.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/tensorflow/tf_graph_simplifier.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/tensorflow/tf_graph_simplifier.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/tensorflow/tf_graph_simplifier.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/tensorflow/tf_graph_simplifier.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include/opencv2/dnn/shape_utils.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/layers_common.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/softmax_layer.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include/opencv2/dnn/shape_utils.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/layers_common.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/layers/split_layer.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
[ 35%] Building CXX object modules/xobjdetect/CMakeFiles/opencv_xobjdetect.dir/src/waldboost.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xobjdetect && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xobjdetect -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/xobjdetect/CMakeFiles/opencv_xobjdetect.dir/src/waldboost.cpp.o -MF CMakeFiles/opencv_xobjdetect.dir/src/waldboost.cpp.o.d -o CMakeFiles/opencv_xobjdetect.dir/src/waldboost.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/src/waldboost.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 35%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/tensorflow/tf_importer.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/tensorflow/tf_importer.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/tensorflow/tf_importer.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/tensorflow/tf_importer.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/tensorflow/tf_importer.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include/opencv2/dnn/shape_utils.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/op_halide.cpp:9:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
[ 35%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/tensorflow/tf_io.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/tensorflow/tf_io.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/tensorflow/tf_io.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/tensorflow/tf_io.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/tensorflow/tf_io.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
[ 35%] Building CXX object modules/videoio/CMakeFiles/opencv_videoio.dir/src/cap.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videoio && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videoio -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIC -MD -MT modules/videoio/CMakeFiles/opencv_videoio.dir/src/cap.cpp.o -MF CMakeFiles/opencv_videoio.dir/src/cap.cpp.o.d -o CMakeFiles/opencv_videoio.dir/src/cap.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/src/cap.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 35%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/torch/THDiskFile.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/torch/THDiskFile.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/torch/THDiskFile.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/torch/THDiskFile.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/torch/THDiskFile.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
[ 35%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/torch/THFile.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/torch/THFile.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/torch/THFile.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/torch/THFile.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/torch/THFile.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
[ 35%] Building CXX object modules/videoio/CMakeFiles/opencv_videoio.dir/src/cap_images.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videoio && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videoio -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIC -MD -MT modules/videoio/CMakeFiles/opencv_videoio.dir/src/cap_images.cpp.o -MF CMakeFiles/opencv_videoio.dir/src/cap_images.cpp.o.d -o CMakeFiles/opencv_videoio.dir/src/cap_images.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/src/cap_images.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 35%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/torch/THGeneral.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/torch/THGeneral.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/torch/THGeneral.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/torch/THGeneral.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/torch/THGeneral.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/src/precomp.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/src/videoio_c.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 35%] Building CXX object modules/dnn/CMakeFiles/opencv_dnn.dir/src/torch/torch_importer.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn/CMakeFiles/opencv_dnn.dir/src/torch/torch_importer.cpp.o -MF CMakeFiles/opencv_dnn.dir/src/torch/torch_importer.cpp.o.d -o CMakeFiles/opencv_dnn.dir/src/torch/torch_importer.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/torch/torch_importer.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
[ 35%] Linking CXX shared library ../../lib/libopencv_shape.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/shape && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_shape.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_shape.so.3.4 -o ../../lib/libopencv_shape.so.3.4.3 CMakeFiles/opencv_shape.dir/src/aff_trans.cpp.o CMakeFiles/opencv_shape.dir/src/emdL1.cpp.o CMakeFiles/opencv_shape.dir/src/haus_dis.cpp.o CMakeFiles/opencv_shape.dir/src/hist_cost.cpp.o CMakeFiles/opencv_shape.dir/src/sc_dis.cpp.o CMakeFiles/opencv_shape.dir/src/tps_trans.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_video.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include/opencv2/dnn/shape_utils.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/src/op_inf_engine.cpp:10:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/shape && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_shape.so.3.4.3 ../../lib/libopencv_shape.so.3.4 ../../lib/libopencv_shape.so
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 35%] Built target opencv_shape
make  -f modules/face/CMakeFiles/opencv_face.dir/build.make modules/face/CMakeFiles/opencv_face.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face/CMakeFiles/opencv_face.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/face/CMakeFiles/opencv_face.dir/build.make modules/face/CMakeFiles/opencv_face.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 35%] Building CXX object modules/face/CMakeFiles/opencv_face.dir/src/bif.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/face/CMakeFiles/opencv_face.dir/src/bif.cpp.o -MF CMakeFiles/opencv_face.dir/src/bif.cpp.o.d -o CMakeFiles/opencv_face.dir/src/bif.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/src/bif.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 35%] Building CXX object modules/face/CMakeFiles/opencv_face.dir/src/eigen_faces.cpp.o
[ 35%] Building CXX object modules/face/CMakeFiles/opencv_face.dir/src/face_alignment.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/face/CMakeFiles/opencv_face.dir/src/face_alignment.cpp.o -MF CMakeFiles/opencv_face.dir/src/face_alignment.cpp.o.d -o CMakeFiles/opencv_face.dir/src/face_alignment.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/src/face_alignment.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/face/CMakeFiles/opencv_face.dir/src/eigen_faces.cpp.o -MF CMakeFiles/opencv_face.dir/src/eigen_faces.cpp.o.d -o CMakeFiles/opencv_face.dir/src/eigen_faces.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/src/eigen_faces.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 36%] Building CXX object modules/face/CMakeFiles/opencv_face.dir/src/face_basic.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/face/CMakeFiles/opencv_face.dir/src/face_basic.cpp.o -MF CMakeFiles/opencv_face.dir/src/face_basic.cpp.o.d -o CMakeFiles/opencv_face.dir/src/face_basic.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/src/face_basic.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/src/precomp.hpp:53,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/src/waldboost.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 36%] Building CXX object modules/videoio/CMakeFiles/opencv_videoio.dir/src/cap_mjpeg_encoder.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videoio && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videoio -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIC -MD -MT modules/videoio/CMakeFiles/opencv_videoio.dir/src/cap_mjpeg_encoder.cpp.o -MF CMakeFiles/opencv_videoio.dir/src/cap_mjpeg_encoder.cpp.o.d -o CMakeFiles/opencv_videoio.dir/src/cap_mjpeg_encoder.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/src/cap_mjpeg_encoder.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/src/waldboost.cpp: In member function ‘void cv::xobjdetect::WaldBoost::read(const cv::FileNode&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/src/waldboost.cpp:411:34: warning: implicitly-declared ‘constexpr cv::FileNodeIterator& cv::FileNodeIterator::operator=(const cv::FileNodeIterator&)’ is deprecated [-Wdeprecated-copy]
  411 |     n = node["thresholds"].begin();
      |                                  ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:60,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/include/opencv2/xobjdetect.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/src/precomp.hpp:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/src/waldboost.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp:641:5: note: because ‘cv::FileNodeIterator’ has user-provided ‘cv::FileNodeIterator::FileNodeIterator(const cv::FileNodeIterator&)’
  641 |     FileNodeIterator(const FileNodeIterator& it);
      |     ^~~~~~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/src/waldboost.cpp:415:30: warning: implicitly-declared ‘constexpr cv::FileNodeIterator& cv::FileNodeIterator::operator=(const cv::FileNodeIterator&)’ is deprecated [-Wdeprecated-copy]
  415 |     n = node["alphas"].begin();
      |                              ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:60,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/include/opencv2/xobjdetect.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/src/precomp.hpp:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/src/waldboost.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp:641:5: note: because ‘cv::FileNodeIterator’ has user-provided ‘cv::FileNodeIterator::FileNodeIterator(const cv::FileNodeIterator&)’
  641 |     FileNodeIterator(const FileNodeIterator& it);
      |     ^~~~~~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/src/waldboost.cpp:419:34: warning: implicitly-declared ‘constexpr cv::FileNodeIterator& cv::FileNodeIterator::operator=(const cv::FileNodeIterator&)’ is deprecated [-Wdeprecated-copy]
  419 |     n = node["polarities"].begin();
      |                                  ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:60,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/include/opencv2/xobjdetect.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/src/precomp.hpp:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/src/waldboost.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp:641:5: note: because ‘cv::FileNodeIterator’ has user-provided ‘cv::FileNodeIterator::FileNodeIterator(const cv::FileNodeIterator&)’
  641 |     FileNodeIterator(const FileNodeIterator& it);
      |     ^~~~~~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/src/waldboost.cpp:423:42: warning: implicitly-declared ‘constexpr cv::FileNodeIterator& cv::FileNodeIterator::operator=(const cv::FileNodeIterator&)’ is deprecated [-Wdeprecated-copy]
  423 |     n = node["cascade_thresholds"].begin();
      |                                          ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:60,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/include/opencv2/xobjdetect.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/src/precomp.hpp:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/src/waldboost.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp:641:5: note: because ‘cv::FileNodeIterator’ has user-provided ‘cv::FileNodeIterator::FileNodeIterator(const cv::FileNodeIterator&)’
  641 |     FileNodeIterator(const FileNodeIterator& it);
      |     ^~~~~~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/src/waldboost.cpp:427:39: warning: implicitly-declared ‘constexpr cv::FileNodeIterator& cv::FileNodeIterator::operator=(const cv::FileNodeIterator&)’ is deprecated [-Wdeprecated-copy]
  427 |     n = node["feature_indices"].begin();
      |                                       ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:60,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/include/opencv2/xobjdetect.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/src/precomp.hpp:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/src/waldboost.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp:641:5: note: because ‘cv::FileNodeIterator’ has user-provided ‘cv::FileNodeIterator::FileNodeIterator(const cv::FileNodeIterator&)’
  641 |     FileNodeIterator(const FileNodeIterator& it);
      |     ^~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/src/precomp.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/src/cap.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 36%] Building CXX object modules/videoio/CMakeFiles/opencv_videoio.dir/src/cap_mjpeg_decoder.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videoio && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videoio -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIC -MD -MT modules/videoio/CMakeFiles/opencv_videoio.dir/src/cap_mjpeg_decoder.cpp.o -MF CMakeFiles/opencv_videoio.dir/src/cap_mjpeg_decoder.cpp.o.d -o CMakeFiles/opencv_videoio.dir/src/cap_mjpeg_decoder.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/src/cap_mjpeg_decoder.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/src/precomp.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/src/cap_images.cpp:52:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 36%] Building CXX object modules/videoio/CMakeFiles/opencv_videoio.dir/src/container_avi.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videoio && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videoio -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIC -MD -MT modules/videoio/CMakeFiles/opencv_videoio.dir/src/container_avi.cpp.o -MF CMakeFiles/opencv_videoio.dir/src/container_avi.cpp.o.d -o CMakeFiles/opencv_videoio.dir/src/container_avi.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/src/container_avi.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 36%] Building CXX object modules/videoio/CMakeFiles/opencv_videoio.dir/src/cap_v4l.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videoio && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videoio -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIC -MD -MT modules/videoio/CMakeFiles/opencv_videoio.dir/src/cap_v4l.cpp.o -MF CMakeFiles/opencv_videoio.dir/src/cap_v4l.cpp.o.d -o CMakeFiles/opencv_videoio.dir/src/cap_v4l.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/src/cap_v4l.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 36%] Building CXX object modules/videoio/CMakeFiles/opencv_videoio.dir/src/cap_ffmpeg.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videoio && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videoio -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIC -MD -MT modules/videoio/CMakeFiles/opencv_videoio.dir/src/cap_ffmpeg.cpp.o -MF CMakeFiles/opencv_videoio.dir/src/cap_ffmpeg.cpp.o.d -o CMakeFiles/opencv_videoio.dir/src/cap_ffmpeg.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/src/cap_ffmpeg.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 36%] Building CXX object modules/face/CMakeFiles/opencv_face.dir/src/facemark.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/face/CMakeFiles/opencv_face.dir/src/facemark.cpp.o -MF CMakeFiles/opencv_face.dir/src/facemark.cpp.o.d -o CMakeFiles/opencv_face.dir/src/facemark.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/src/facemark.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 36%] Building CXX object modules/face/CMakeFiles/opencv_face.dir/src/facemarkAAM.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/face/CMakeFiles/opencv_face.dir/src/facemarkAAM.cpp.o -MF CMakeFiles/opencv_face.dir/src/facemarkAAM.cpp.o.d -o CMakeFiles/opencv_face.dir/src/facemarkAAM.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/src/facemarkAAM.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/src/precomp.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/src/cap_mjpeg_encoder.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/src/precomp.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/src/cap_mjpeg_decoder.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 36%] Building CXX object modules/face/CMakeFiles/opencv_face.dir/src/facemarkLBF.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/face/CMakeFiles/opencv_face.dir/src/facemarkLBF.cpp.o -MF CMakeFiles/opencv_face.dir/src/facemarkLBF.cpp.o.d -o CMakeFiles/opencv_face.dir/src/facemarkLBF.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/src/facemarkLBF.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include/opencv2/videoio/videoio_c.h:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include/opencv2/videoio/container_avi.private.hpp:13,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/src/container_avi.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 36%] Building CXX object modules/face/CMakeFiles/opencv_face.dir/src/facerec.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/face/CMakeFiles/opencv_face.dir/src/facerec.cpp.o -MF CMakeFiles/opencv_face.dir/src/facerec.cpp.o.d -o CMakeFiles/opencv_face.dir/src/facerec.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/src/facerec.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 36%] Building CXX object modules/face/CMakeFiles/opencv_face.dir/src/fisher_faces.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/face/CMakeFiles/opencv_face.dir/src/fisher_faces.cpp.o -MF CMakeFiles/opencv_face.dir/src/fisher_faces.cpp.o.d -o CMakeFiles/opencv_face.dir/src/fisher_faces.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/src/fisher_faces.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/src/precomp.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/src/cap_v4l.cpp:212:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 36%] Building CXX object modules/xobjdetect/CMakeFiles/opencv_xobjdetect.dir/src/wbdetector.cpp.o
[ 36%] Building CXX object modules/face/CMakeFiles/opencv_face.dir/src/getlandmarks.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/face/CMakeFiles/opencv_face.dir/src/getlandmarks.cpp.o -MF CMakeFiles/opencv_face.dir/src/getlandmarks.cpp.o.d -o CMakeFiles/opencv_face.dir/src/getlandmarks.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/src/getlandmarks.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xobjdetect && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xobjdetect -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/xobjdetect/CMakeFiles/opencv_xobjdetect.dir/src/wbdetector.cpp.o -MF CMakeFiles/opencv_xobjdetect.dir/src/wbdetector.cpp.o.d -o CMakeFiles/opencv_xobjdetect.dir/src/wbdetector.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/src/wbdetector.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/src/precomp.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/src/cap_ffmpeg.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/src/facemarkAAM.cpp: In member function ‘void cv::face::FacemarkAAMImpl::createWarpJacobian(cv::Mat, cv::Mat, std::vector<cv::Vec<int, 3> >, cv::face::FacemarkAAM::Model::Texture&, cv::Mat&, cv::Mat&, std::vector<std::vector<int> >&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/src/facemarkAAM.cpp:1169:78: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
 1169 |                 v=Vec3i(triangles[tId][0],triangles[tId][1],triangles[tId][2]);
      |                                                                              ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/src/facemarkAAM.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/src/facemarkAAM.cpp:1171:78: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
 1171 |                 v=Vec3i(triangles[tId][1],triangles[tId][0],triangles[tId][2]);
      |                                                                              ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/src/facemarkAAM.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/src/facemarkAAM.cpp:1173:78: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
 1173 |                 v=Vec3i(triangles[tId][2],triangles[tId][0],triangles[tId][1]);
      |                                                                              ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/src/facemarkAAM.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
[ 36%] Building CXX object modules/face/CMakeFiles/opencv_face.dir/src/lbph_faces.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/face/CMakeFiles/opencv_face.dir/src/lbph_faces.cpp.o -MF CMakeFiles/opencv_face.dir/src/lbph_faces.cpp.o.d -o CMakeFiles/opencv_face.dir/src/lbph_faces.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/src/lbph_faces.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 36%] Building CXX object modules/face/CMakeFiles/opencv_face.dir/src/predict_collector.cpp.o
[ 36%] Building CXX object modules/face/CMakeFiles/opencv_face.dir/src/mace.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/face/CMakeFiles/opencv_face.dir/src/mace.cpp.o -MF CMakeFiles/opencv_face.dir/src/mace.cpp.o.d -o CMakeFiles/opencv_face.dir/src/mace.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/src/mace.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/face/CMakeFiles/opencv_face.dir/src/predict_collector.cpp.o -MF CMakeFiles/opencv_face.dir/src/predict_collector.cpp.o.d -o CMakeFiles/opencv_face.dir/src/predict_collector.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/src/predict_collector.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 37%] Building CXX object modules/face/CMakeFiles/opencv_face.dir/src/regtree.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/face/CMakeFiles/opencv_face.dir/src/regtree.cpp.o -MF CMakeFiles/opencv_face.dir/src/regtree.cpp.o.d -o CMakeFiles/opencv_face.dir/src/regtree.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/src/regtree.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 37%] Building CXX object modules/face/CMakeFiles/opencv_face.dir/src/trainFacemark.cpp.o
[ 37%] Linking CXX shared library ../../lib/libopencv_videoio.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videoio && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_videoio.dir/link.txt --verbose=1
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/face/CMakeFiles/opencv_face.dir/src/trainFacemark.cpp.o -MF CMakeFiles/opencv_face.dir/src/trainFacemark.cpp.o.d -o CMakeFiles/opencv_face.dir/src/trainFacemark.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/src/trainFacemark.cpp
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_videoio.so.3.4 -o ../../lib/libopencv_videoio.so.3.4.3 CMakeFiles/opencv_videoio.dir/src/videoio_registry.cpp.o CMakeFiles/opencv_videoio.dir/src/videoio_c.cpp.o CMakeFiles/opencv_videoio.dir/src/cap.cpp.o CMakeFiles/opencv_videoio.dir/src/cap_images.cpp.o CMakeFiles/opencv_videoio.dir/src/cap_mjpeg_encoder.cpp.o CMakeFiles/opencv_videoio.dir/src/cap_mjpeg_decoder.cpp.o CMakeFiles/opencv_videoio.dir/src/container_avi.cpp.o CMakeFiles/opencv_videoio.dir/src/cap_v4l.cpp.o CMakeFiles/opencv_videoio.dir/src/cap_ffmpeg.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_imgcodecs.so.3.4.3 -ldl -lm -lpthread -lrt -lavcodec -lavformat -lavutil -lswscale -lavresample ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/src/precomp.hpp:53,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/src/wbdetector.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videoio && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_videoio.so.3.4 ../../lib/libopencv_videoio.so
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 37%] Built target opencv_videoio
make  -f modules/highgui/CMakeFiles/opencv_highgui.dir/build.make modules/highgui/CMakeFiles/opencv_highgui.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/highgui /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/highgui/CMakeFiles/opencv_highgui.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/highgui/CMakeFiles/opencv_highgui.dir/build.make modules/highgui/CMakeFiles/opencv_highgui.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 37%] Building CXX object modules/highgui/CMakeFiles/opencv_highgui.dir/src/window.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/highgui && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_WEBP -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/highgui -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -isystem /gnu/store/pri7zcp9lbsh06andky2gk5qdvqxkpaa-libpng-1.6.37/include/libpng16 -isystem /gnu/store/qzjk2zplc0a69ryi7y3k6mmnpr82hykj-gtk+-2.24.33/include/gtk-2.0 -isystem /gnu/store/qzjk2zplc0a69ryi7y3k6mmnpr82hykj-gtk+-2.24.33/lib/gtk-2.0/include -isystem /gnu/store/67573mfpsws961dk3rgcxkai3v9lkgd6-pixman-0.40.0/include/pixman-1 -isystem /gnu/store/y5ih85a17axy7hjn8gxsr56bj814s82i-pango-1.48.10/include/pango-1.0 -isystem /gnu/store/isxqamcjjlx7whc195c9npm4nv1sbia9-glib-2.70.0/include/glib-2.0 -isystem /gnu/store/isxqamcjjlx7whc195c9npm4nv1sbia9-glib-2.70.0/lib/glib-2.0/include -isystem /gnu/store/mmm03yhgxwrml7cln4z5bf6y3pliw822-cairo-1.16.0/include/cairo -isystem /gnu/store/rpr4ka0x4bjk4yqxakf94pdaifk8j1x6-atk-2.36.0/include/atk-1.0 -isystem /gnu/store/yfp8z5cri9kdzn33arp6ag183khgjh46-harfbuzz-2.8.2/include/harfbuzz -isystem /gnu/store/k9fyjbfsz8gg8ygl90xnyljpvmxb783i-fribidi-1.0.9/include/fribidi -isystem /gnu/store/h4lz81bmmbqpxwbal80kmizvld0bxp5c-freetype-2.10.4/include/freetype2 -isystem /gnu/store/6j2amh5dhgwkfn61qc3id66hqsvj3fcb-util-linux-2.37.1-lib/include/libmount -isystem /gnu/store/6j2amh5dhgwkfn61qc3id66hqsvj3fcb-util-linux-2.37.1-lib/include/blkid -isystem /gnu/store/k053qmqf8y92cpzlpfsgp745zvzpwy53-gdk-pixbuf-2.42.4/include/gdk-pixbuf-2.0 -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIC -MD -MT modules/highgui/CMakeFiles/opencv_highgui.dir/src/window.cpp.o -MF CMakeFiles/opencv_highgui.dir/src/window.cpp.o.d -o CMakeFiles/opencv_highgui.dir/src/window.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/src/window.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 37%] Building CXX object modules/highgui/CMakeFiles/opencv_highgui.dir/src/roiSelector.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/highgui && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_WEBP -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/highgui -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -isystem /gnu/store/pri7zcp9lbsh06andky2gk5qdvqxkpaa-libpng-1.6.37/include/libpng16 -isystem /gnu/store/qzjk2zplc0a69ryi7y3k6mmnpr82hykj-gtk+-2.24.33/include/gtk-2.0 -isystem /gnu/store/qzjk2zplc0a69ryi7y3k6mmnpr82hykj-gtk+-2.24.33/lib/gtk-2.0/include -isystem /gnu/store/67573mfpsws961dk3rgcxkai3v9lkgd6-pixman-0.40.0/include/pixman-1 -isystem /gnu/store/y5ih85a17axy7hjn8gxsr56bj814s82i-pango-1.48.10/include/pango-1.0 -isystem /gnu/store/isxqamcjjlx7whc195c9npm4nv1sbia9-glib-2.70.0/include/glib-2.0 -isystem /gnu/store/isxqamcjjlx7whc195c9npm4nv1sbia9-glib-2.70.0/lib/glib-2.0/include -isystem /gnu/store/mmm03yhgxwrml7cln4z5bf6y3pliw822-cairo-1.16.0/include/cairo -isystem /gnu/store/rpr4ka0x4bjk4yqxakf94pdaifk8j1x6-atk-2.36.0/include/atk-1.0 -isystem /gnu/store/yfp8z5cri9kdzn33arp6ag183khgjh46-harfbuzz-2.8.2/include/harfbuzz -isystem /gnu/store/k9fyjbfsz8gg8ygl90xnyljpvmxb783i-fribidi-1.0.9/include/fribidi -isystem /gnu/store/h4lz81bmmbqpxwbal80kmizvld0bxp5c-freetype-2.10.4/include/freetype2 -isystem /gnu/store/6j2amh5dhgwkfn61qc3id66hqsvj3fcb-util-linux-2.37.1-lib/include/libmount -isystem /gnu/store/6j2amh5dhgwkfn61qc3id66hqsvj3fcb-util-linux-2.37.1-lib/include/blkid -isystem /gnu/store/k053qmqf8y92cpzlpfsgp745zvzpwy53-gdk-pixbuf-2.42.4/include/gdk-pixbuf-2.0 -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIC -MD -MT modules/highgui/CMakeFiles/opencv_highgui.dir/src/roiSelector.cpp.o -MF CMakeFiles/opencv_highgui.dir/src/roiSelector.cpp.o.d -o CMakeFiles/opencv_highgui.dir/src/roiSelector.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/src/roiSelector.cpp
make  -f modules/superres/CMakeFiles/opencv_superres.dir/build.make modules/superres/CMakeFiles/opencv_superres.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 37%] Processing OpenCL kernels (superres)
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/superres && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -DMODULE_NAME=superres -DCL_DIR=/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/superres/src/opencl -DOUTPUT=/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/superres/opencl_kernels_superres.cpp -P /tmp/guix-build-opencv-3.4.3.drv-0/source/cmake/cl2cpp.cmake
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/superres /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/superres /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/superres/CMakeFiles/opencv_superres.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/superres/CMakeFiles/opencv_superres.dir/build.make modules/superres/CMakeFiles/opencv_superres.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 37%] Building CXX object modules/superres/CMakeFiles/opencv_superres.dir/src/btv_l1.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/superres && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/superres/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/superres -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/superres/CMakeFiles/opencv_superres.dir/src/btv_l1.cpp.o -MF CMakeFiles/opencv_superres.dir/src/btv_l1.cpp.o.d -o CMakeFiles/opencv_superres.dir/src/btv_l1.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/superres/src/btv_l1.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/src/mace.cpp: In member function ‘void cv::face::MACEImpl::compute(std::vector<cv::Mat>, bool)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/src/mace.cpp:131:31: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  131 |                     S(j, i) = s;
      |                               ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/src/mace.cpp:1:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/src/mace.cpp:132:52: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  132 |                     SPLUS(i, j) = Vec2d(s[0], -s[1]);
      |                                                    ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/src/mace.cpp:1:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/src/mace.cpp:167:101: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  167 |                 SPLUS_DINV_S_INV(l, m) = Vec2d(SPLUS_DINV_S_INV_1(l,m), SPLUS_DINV_S_INV_1(l,m+size));
      |                                                                                                     ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/src/mace.cpp:1:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
[ 37%] Building CXX object modules/highgui/CMakeFiles/opencv_highgui.dir/src/window_gtk.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/highgui && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -DHAVE_WEBP -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/highgui -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -isystem /gnu/store/pri7zcp9lbsh06andky2gk5qdvqxkpaa-libpng-1.6.37/include/libpng16 -isystem /gnu/store/qzjk2zplc0a69ryi7y3k6mmnpr82hykj-gtk+-2.24.33/include/gtk-2.0 -isystem /gnu/store/qzjk2zplc0a69ryi7y3k6mmnpr82hykj-gtk+-2.24.33/lib/gtk-2.0/include -isystem /gnu/store/67573mfpsws961dk3rgcxkai3v9lkgd6-pixman-0.40.0/include/pixman-1 -isystem /gnu/store/y5ih85a17axy7hjn8gxsr56bj814s82i-pango-1.48.10/include/pango-1.0 -isystem /gnu/store/isxqamcjjlx7whc195c9npm4nv1sbia9-glib-2.70.0/include/glib-2.0 -isystem /gnu/store/isxqamcjjlx7whc195c9npm4nv1sbia9-glib-2.70.0/lib/glib-2.0/include -isystem /gnu/store/mmm03yhgxwrml7cln4z5bf6y3pliw822-cairo-1.16.0/include/cairo -isystem /gnu/store/rpr4ka0x4bjk4yqxakf94pdaifk8j1x6-atk-2.36.0/include/atk-1.0 -isystem /gnu/store/yfp8z5cri9kdzn33arp6ag183khgjh46-harfbuzz-2.8.2/include/harfbuzz -isystem /gnu/store/k9fyjbfsz8gg8ygl90xnyljpvmxb783i-fribidi-1.0.9/include/fribidi -isystem /gnu/store/h4lz81bmmbqpxwbal80kmizvld0bxp5c-freetype-2.10.4/include/freetype2 -isystem /gnu/store/6j2amh5dhgwkfn61qc3id66hqsvj3fcb-util-linux-2.37.1-lib/include/libmount -isystem /gnu/store/6j2amh5dhgwkfn61qc3id66hqsvj3fcb-util-linux-2.37.1-lib/include/blkid -isystem /gnu/store/k053qmqf8y92cpzlpfsgp745zvzpwy53-gdk-pixbuf-2.42.4/include/gdk-pixbuf-2.0 -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIC -MD -MT modules/highgui/CMakeFiles/opencv_highgui.dir/src/window_gtk.cpp.o -MF CMakeFiles/opencv_highgui.dir/src/window_gtk.cpp.o.d -o CMakeFiles/opencv_highgui.dir/src/window_gtk.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/src/window_gtk.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 37%] Linking CXX shared library ../../lib/libopencv_xobjdetect.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xobjdetect && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_xobjdetect.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_xobjdetect.so.3.4 -o ../../lib/libopencv_xobjdetect.so.3.4.3 CMakeFiles/opencv_xobjdetect.dir/src/feature_evaluator.cpp.o CMakeFiles/opencv_xobjdetect.dir/src/lbpfeatures.cpp.o CMakeFiles/opencv_xobjdetect.dir/src/waldboost.cpp.o CMakeFiles/opencv_xobjdetect.dir/src/wbdetector.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_objdetect.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/src/window_gtk.cpp:637:13: warning: Deprecated pre-processor symbol
  637 |        if (!g_thread_supported ()) {
      |             ^~~~~~~~~~~~~~~~~~~~~~~~         
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xobjdetect && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_xobjdetect.so.3.4.3 ../../lib/libopencv_xobjdetect.so.3.4 ../../lib/libopencv_xobjdetect.so
[ 37%] Building CXX object modules/superres/CMakeFiles/opencv_superres.dir/src/btv_l1_cuda.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/superres && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/superres/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/superres -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/superres/CMakeFiles/opencv_superres.dir/src/btv_l1_cuda.cpp.o -MF CMakeFiles/opencv_superres.dir/src/btv_l1_cuda.cpp.o.d -o CMakeFiles/opencv_superres.dir/src/btv_l1_cuda.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/superres/src/btv_l1_cuda.cpp
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 37%] Built target opencv_xobjdetect
[ 37%] Building CXX object modules/superres/CMakeFiles/opencv_superres.dir/src/frame_source.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/superres && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/superres/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/superres -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/superres/CMakeFiles/opencv_superres.dir/src/frame_source.cpp.o -MF CMakeFiles/opencv_superres.dir/src/frame_source.cpp.o.d -o CMakeFiles/opencv_superres.dir/src/frame_source.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/superres/src/frame_source.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 37%] Building CXX object modules/superres/CMakeFiles/opencv_superres.dir/src/input_array_utility.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/superres && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/superres/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/superres -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/superres/CMakeFiles/opencv_superres.dir/src/input_array_utility.cpp.o -MF CMakeFiles/opencv_superres.dir/src/input_array_utility.cpp.o.d -o CMakeFiles/opencv_superres.dir/src/input_array_utility.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/superres/src/input_array_utility.cpp
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/src/window.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/src/roiSelector.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 37%] Building CXX object modules/superres/CMakeFiles/opencv_superres.dir/src/optical_flow.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/superres && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/superres/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/superres -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/superres/CMakeFiles/opencv_superres.dir/src/optical_flow.cpp.o -MF CMakeFiles/opencv_superres.dir/src/optical_flow.cpp.o.d -o CMakeFiles/opencv_superres.dir/src/optical_flow.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/superres/src/optical_flow.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 37%] Building CXX object modules/superres/CMakeFiles/opencv_superres.dir/src/super_resolution.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/superres && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/superres/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/superres -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/superres/CMakeFiles/opencv_superres.dir/src/super_resolution.cpp.o -MF CMakeFiles/opencv_superres.dir/src/super_resolution.cpp.o.d -o CMakeFiles/opencv_superres.dir/src/super_resolution.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/superres/src/super_resolution.cpp
[ 38%] Building CXX object modules/superres/CMakeFiles/opencv_superres.dir/opencl_kernels_superres.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/superres && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/superres/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/superres -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/superres/CMakeFiles/opencv_superres.dir/opencl_kernels_superres.cpp.o -MF CMakeFiles/opencv_superres.dir/opencl_kernels_superres.cpp.o.d -o CMakeFiles/opencv_superres.dir/opencl_kernels_superres.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/superres/opencl_kernels_superres.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/src/precomp.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/src/window_gtk.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 38%] Linking CXX shared library ../../lib/libopencv_highgui.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/highgui && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_highgui.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_highgui.so.3.4 -o ../../lib/libopencv_highgui.so.3.4.3 CMakeFiles/opencv_highgui.dir/src/window.cpp.o CMakeFiles/opencv_highgui.dir/src/roiSelector.cpp.o CMakeFiles/opencv_highgui.dir/src/window_gtk.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_videoio.so.3.4.3 -ldl -lm -lpthread -lrt -lgtk-x11-2.0 -lgdk-x11-2.0 -lpangocairo-1.0 -latk-1.0 -lcairo -lgdk_pixbuf-2.0 -lgio-2.0 -lpangoft2-1.0 -lpango-1.0 -lgobject-2.0 -lglib-2.0 -lharfbuzz -lfontconfig -lfreetype -lgthread-2.0 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/highgui && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_highgui.so.3.4.3 ../../lib/libopencv_highgui.so.3.4 ../../lib/libopencv_highgui.so
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 38%] Built target opencv_highgui
make  -f modules/ts/CMakeFiles/opencv_ts.dir/build.make modules/ts/CMakeFiles/opencv_ts.dir/depend
make  -f modules/xobjdetect/tools/waldboost_detector/CMakeFiles/opencv_waldboost_detector.dir/build.make modules/xobjdetect/tools/waldboost_detector/CMakeFiles/opencv_waldboost_detector.dir/depend
make  -f modules/bioinspired/CMakeFiles/opencv_bioinspired.dir/build.make modules/bioinspired/CMakeFiles/opencv_bioinspired.dir/depend
make  -f modules/dpm/CMakeFiles/opencv_dpm.dir/build.make modules/dpm/CMakeFiles/opencv_dpm.dir/depend
make  -f modules/features2d/CMakeFiles/opencv_features2d.dir/build.make modules/features2d/CMakeFiles/opencv_features2d.dir/depend
make  -f apps/annotation/CMakeFiles/opencv_annotation.dir/build.make apps/annotation/CMakeFiles/opencv_annotation.dir/depend
make  -f apps/visualisation/CMakeFiles/opencv_visualisation.dir/build.make apps/visualisation/CMakeFiles/opencv_visualisation.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/tools/waldboost_detector /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xobjdetect/tools/waldboost_detector /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xobjdetect/tools/waldboost_detector/CMakeFiles/opencv_waldboost_detector.dir/DependInfo.cmake --color=
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ts /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ts/CMakeFiles/opencv_ts.dir/DependInfo.cmake --color=
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/dpm /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dpm /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dpm/CMakeFiles/opencv_dpm.dir/DependInfo.cmake --color=
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/annotation /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/annotation /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/annotation/CMakeFiles/opencv_annotation.dir/DependInfo.cmake --color=
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/visualisation /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/visualisation /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/visualisation/CMakeFiles/opencv_visualisation.dir/DependInfo.cmake --color=
[ 38%] Processing OpenCL kernels (bioinspired)
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bioinspired && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -DMODULE_NAME=bioinspired -DCL_DIR=/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/src/opencl -DOUTPUT=/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bioinspired/opencl_kernels_bioinspired.cpp -P /tmp/guix-build-opencv-3.4.3.drv-0/source/cmake/cl2cpp.cmake
make  -f modules/xobjdetect/tools/waldboost_detector/CMakeFiles/opencv_waldboost_detector.dir/build.make modules/xobjdetect/tools/waldboost_detector/CMakeFiles/opencv_waldboost_detector.dir/build
make  -f modules/ts/CMakeFiles/opencv_ts.dir/build.make modules/ts/CMakeFiles/opencv_ts.dir/build
[ 38%] Processing OpenCL kernels (features2d)
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/dpm/CMakeFiles/opencv_dpm.dir/build.make modules/dpm/CMakeFiles/opencv_dpm.dir/build
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -DMODULE_NAME=features2d -DCL_DIR=/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/src/opencl -DOUTPUT=/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d/opencl_kernels_features2d.cpp -P /tmp/guix-build-opencv-3.4.3.drv-0/source/cmake/cl2cpp.cmake
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f apps/visualisation/CMakeFiles/opencv_visualisation.dir/build.make apps/visualisation/CMakeFiles/opencv_visualisation.dir/build
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f apps/annotation/CMakeFiles/opencv_annotation.dir/build.make apps/annotation/CMakeFiles/opencv_annotation.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 38%] Building CXX object modules/ts/CMakeFiles/opencv_ts.dir/src/cuda_perf.cpp.o
[ 38%] Building CXX object modules/xobjdetect/tools/waldboost_detector/CMakeFiles/opencv_waldboost_detector.dir/waldboost_detector.cpp.o
[ 39%] Building CXX object modules/ts/CMakeFiles/opencv_ts.dir/src/ocl_perf.cpp.o
[ 39%] Building CXX object modules/ts/CMakeFiles/opencv_ts.dir/src/cuda_test.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bioinspired /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bioinspired/CMakeFiles/opencv_bioinspired.dir/DependInfo.cmake --color=
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xobjdetect/tools/waldboost_detector && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/include/opencv -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/xobjdetect/tools/waldboost_detector/CMakeFiles/opencv_waldboost_detector.dir/waldboost_detector.cpp.o -MF CMakeFiles/opencv_waldboost_detector.dir/waldboost_detector.cpp.o.d -o CMakeFiles/opencv_waldboost_detector.dir/waldboost_detector.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/tools/waldboost_detector/waldboost_detector.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ts && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ts -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes  -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-undef -O2 -g -DNDEBUG -fPIC -MD -MT modules/ts/CMakeFiles/opencv_ts.dir/src/cuda_perf.cpp.o -MF CMakeFiles/opencv_ts.dir/src/cuda_perf.cpp.o.d -o CMakeFiles/opencv_ts.dir/src/cuda_perf.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/src/cuda_perf.cpp
[ 39%] Building CXX object modules/ts/CMakeFiles/opencv_ts.dir/src/ocl_test.cpp.o
[ 39%] Building CXX object apps/visualisation/CMakeFiles/opencv_visualisation.dir/opencv_visualisation.cpp.o
[ 39%] Building CXX object modules/ts/CMakeFiles/opencv_ts.dir/src/ts.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ts && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ts -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes  -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-undef -O2 -g -DNDEBUG -fPIC -MD -MT modules/ts/CMakeFiles/opencv_ts.dir/src/ocl_perf.cpp.o -MF CMakeFiles/opencv_ts.dir/src/ocl_perf.cpp.o.d -o CMakeFiles/opencv_ts.dir/src/ocl_perf.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/src/ocl_perf.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/visualisation && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D__OPENCV_APPS=1 -D__OPENCV_BUILD=1 -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/visualisation/PRIVATE -I/tmp/guix-build-opencv-3.4.3.drv-0/source/include/opencv -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT apps/visualisation/CMakeFiles/opencv_visualisation.dir/opencv_visualisation.cpp.o -MF CMakeFiles/opencv_visualisation.dir/opencv_visualisation.cpp.o.d -o CMakeFiles/opencv_visualisation.dir/opencv_visualisation.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/visualisation/opencv_visualisation.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ts && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ts -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes  -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-undef -O2 -g -DNDEBUG -fPIC -MD -MT modules/ts/CMakeFiles/opencv_ts.dir/src/cuda_test.cpp.o -MF CMakeFiles/opencv_ts.dir/src/cuda_test.cpp.o.d -o CMakeFiles/opencv_ts.dir/src/cuda_test.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/src/cuda_test.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ts && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ts -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes  -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-undef -O2 -g -DNDEBUG -fPIC -MD -MT modules/ts/CMakeFiles/opencv_ts.dir/src/ocl_test.cpp.o -MF CMakeFiles/opencv_ts.dir/src/ocl_test.cpp.o.d -o CMakeFiles/opencv_ts.dir/src/ocl_test.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/src/ocl_test.cpp
[ 39%] Building CXX object apps/annotation/CMakeFiles/opencv_annotation.dir/opencv_annotation.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ts && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ts -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes  -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-undef -O2 -g -DNDEBUG -fPIC -MD -MT modules/ts/CMakeFiles/opencv_ts.dir/src/ts.cpp.o -MF CMakeFiles/opencv_ts.dir/src/ts.cpp.o.d -o CMakeFiles/opencv_ts.dir/src/ts.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/src/ts.cpp
[ 40%] Building CXX object modules/dpm/CMakeFiles/opencv_dpm.dir/src/dpm_cascade.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/annotation && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D__OPENCV_APPS=1 -D__OPENCV_BUILD=1 -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/annotation/PRIVATE -I/tmp/guix-build-opencv-3.4.3.drv-0/source/include/opencv -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT apps/annotation/CMakeFiles/opencv_annotation.dir/opencv_annotation.cpp.o -MF CMakeFiles/opencv_annotation.dir/opencv_annotation.cpp.o.d -o CMakeFiles/opencv_annotation.dir/opencv_annotation.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/annotation/opencv_annotation.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d/CMakeFiles/opencv_features2d.dir/DependInfo.cmake --color=
[ 40%] Building CXX object modules/dpm/CMakeFiles/opencv_dpm.dir/src/dpm_cascade_detector.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dpm && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/dpm/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dpm -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/dpm/CMakeFiles/opencv_dpm.dir/src/dpm_cascade_detector.cpp.o -MF CMakeFiles/opencv_dpm.dir/src/dpm_cascade_detector.cpp.o.d -o CMakeFiles/opencv_dpm.dir/src/dpm_cascade_detector.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/dpm/src/dpm_cascade_detector.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dpm && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/dpm/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dpm -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/dpm/CMakeFiles/opencv_dpm.dir/src/dpm_cascade.cpp.o -MF CMakeFiles/opencv_dpm.dir/src/dpm_cascade.cpp.o.d -o CMakeFiles/opencv_dpm.dir/src/dpm_cascade.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/dpm/src/dpm_cascade.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/bioinspired/CMakeFiles/opencv_bioinspired.dir/build.make modules/bioinspired/CMakeFiles/opencv_bioinspired.dir/build
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
make  -f modules/features2d/CMakeFiles/opencv_features2d.dir/build.make modules/features2d/CMakeFiles/opencv_features2d.dir/build
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 40%] Linking CXX shared library ../../lib/libopencv_superres.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/superres && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_superres.dir/link.txt --verbose=1
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 40%] Building CXX object modules/bioinspired/CMakeFiles/opencv_bioinspired.dir/src/basicretinafilter.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bioinspired && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bioinspired -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes  -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-undef -O2 -g -DNDEBUG -fPIC -MD -MT modules/bioinspired/CMakeFiles/opencv_bioinspired.dir/src/basicretinafilter.cpp.o -MF CMakeFiles/opencv_bioinspired.dir/src/basicretinafilter.cpp.o.d -o CMakeFiles/opencv_bioinspired.dir/src/basicretinafilter.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/src/basicretinafilter.cpp
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_superres.so.3.4 -o ../../lib/libopencv_superres.so.3.4.3 CMakeFiles/opencv_superres.dir/src/btv_l1.cpp.o CMakeFiles/opencv_superres.dir/src/btv_l1_cuda.cpp.o CMakeFiles/opencv_superres.dir/src/frame_source.cpp.o CMakeFiles/opencv_superres.dir/src/input_array_utility.cpp.o CMakeFiles/opencv_superres.dir/src/optical_flow.cpp.o CMakeFiles/opencv_superres.dir/src/super_resolution.cpp.o CMakeFiles/opencv_superres.dir/opencl_kernels_superres.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_video.so.3.4.3 ../../lib/libopencv_videoio.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 40%] Building CXX object modules/features2d/CMakeFiles/opencv_features2d.dir/src/agast.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/features2d/CMakeFiles/opencv_features2d.dir/src/agast.cpp.o -MF CMakeFiles/opencv_features2d.dir/src/agast.cpp.o.d -o CMakeFiles/opencv_features2d.dir/src/agast.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/src/agast.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/superres && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_superres.so.3.4.3 ../../lib/libopencv_superres.so.3.4 ../../lib/libopencv_superres.so
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 40%] Built target opencv_superres
[ 40%] Building CXX object modules/bioinspired/CMakeFiles/opencv_bioinspired.dir/src/imagelogpolprojection.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bioinspired && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bioinspired -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes  -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-undef -O2 -g -DNDEBUG -fPIC -MD -MT modules/bioinspired/CMakeFiles/opencv_bioinspired.dir/src/imagelogpolprojection.cpp.o -MF CMakeFiles/opencv_bioinspired.dir/src/imagelogpolprojection.cpp.o.d -o CMakeFiles/opencv_bioinspired.dir/src/imagelogpolprojection.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/src/imagelogpolprojection.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 41%] Building CXX object modules/bioinspired/CMakeFiles/opencv_bioinspired.dir/src/magnoretinafilter.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bioinspired && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bioinspired -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes  -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-undef -O2 -g -DNDEBUG -fPIC -MD -MT modules/bioinspired/CMakeFiles/opencv_bioinspired.dir/src/magnoretinafilter.cpp.o -MF CMakeFiles/opencv_bioinspired.dir/src/magnoretinafilter.cpp.o.d -o CMakeFiles/opencv_bioinspired.dir/src/magnoretinafilter.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/src/magnoretinafilter.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/dpm/src/dpm_feature.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/dpm/src/dpm_cascade.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/dpm/src/dpm_cascade.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include/opencv2/imgcodecs/imgcodecs_c.h:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/tools/waldboost_detector/waldboost_detector.cpp:3:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/dpm/src/dpm_feature.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/dpm/src/dpm_cascade.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/dpm/src/dpm_cascade_detector.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/src/ts.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 41%] Linking CXX executable ../../../../bin/opencv_waldboost_detector
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xobjdetect/tools/waldboost_detector && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_waldboost_detector.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG   -Wl,--gc-sections -rdynamic CMakeFiles/opencv_waldboost_detector.dir/waldboost_detector.cpp.o -o ../../../../bin/opencv_waldboost_detector  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../../../lib/libopencv_highgui.so.3.4.3 ../../../../lib/libopencv_xobjdetect.so.3.4.3 ../../../../lib/libopencv_videoio.so.3.4.3 ../../../../lib/libopencv_imgcodecs.so.3.4.3 ../../../../lib/libopencv_objdetect.so.3.4.3 ../../../../lib/libopencv_imgproc.so.3.4.3 ../../../../lib/libopencv_core.so.3.4.3 
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_perf.hpp:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/src/ocl_perf.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/src/ocl_test.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 41%] Building CXX object modules/features2d/CMakeFiles/opencv_features2d.dir/src/agast_score.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/features2d/CMakeFiles/opencv_features2d.dir/src/agast_score.cpp.o -MF CMakeFiles/opencv_features2d.dir/src/agast_score.cpp.o.d -o CMakeFiles/opencv_features2d.dir/src/agast_score.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/src/agast_score.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 41%] Building CXX object modules/bioinspired/CMakeFiles/opencv_bioinspired.dir/src/parvoretinafilter.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bioinspired && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bioinspired -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes  -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-undef -O2 -g -DNDEBUG -fPIC -MD -MT modules/bioinspired/CMakeFiles/opencv_bioinspired.dir/src/parvoretinafilter.cpp.o -MF CMakeFiles/opencv_bioinspired.dir/src/parvoretinafilter.cpp.o.d -o CMakeFiles/opencv_bioinspired.dir/src/parvoretinafilter.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/src/parvoretinafilter.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 41%] Built target opencv_waldboost_detector
[ 41%] Building CXX object modules/features2d/CMakeFiles/opencv_features2d.dir/src/akaze.cpp.o
[ 41%] Building CXX object modules/bioinspired/CMakeFiles/opencv_bioinspired.dir/src/retina.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/features2d/CMakeFiles/opencv_features2d.dir/src/akaze.cpp.o -MF CMakeFiles/opencv_features2d.dir/src/akaze.cpp.o.d -o CMakeFiles/opencv_features2d.dir/src/akaze.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/src/akaze.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bioinspired && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bioinspired -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes  -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-undef -O2 -g -DNDEBUG -fPIC -MD -MT modules/bioinspired/CMakeFiles/opencv_bioinspired.dir/src/retina.cpp.o -MF CMakeFiles/opencv_bioinspired.dir/src/retina.cpp.o.d -o CMakeFiles/opencv_bioinspired.dir/src/retina.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/src/retina.cpp
[ 41%] Building CXX object modules/bioinspired/CMakeFiles/opencv_bioinspired.dir/src/retina_ocl.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bioinspired && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bioinspired -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes  -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-undef -O2 -g -DNDEBUG -fPIC -MD -MT modules/bioinspired/CMakeFiles/opencv_bioinspired.dir/src/retina_ocl.cpp.o -MF CMakeFiles/opencv_bioinspired.dir/src/retina_ocl.cpp.o.d -o CMakeFiles/opencv_bioinspired.dir/src/retina_ocl.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/src/retina_ocl.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 41%] Linking CXX executable ../../bin/opencv_annotation
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/annotation && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_annotation.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG   -Wl,--gc-sections -rdynamic CMakeFiles/opencv_annotation.dir/opencv_annotation.cpp.o -o ../../bin/opencv_annotation  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: -ldl -lm -lpthread -lrt ../../lib/libopencv_highgui.so.3.4.3 ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
[ 41%] Building CXX object modules/ts/CMakeFiles/opencv_ts.dir/src/ts_arrtest.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ts && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ts -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes  -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-undef -O2 -g -DNDEBUG -fPIC -MD -MT modules/ts/CMakeFiles/opencv_ts.dir/src/ts_arrtest.cpp.o -MF CMakeFiles/opencv_ts.dir/src/ts_arrtest.cpp.o.d -o CMakeFiles/opencv_ts.dir/src/ts_arrtest.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/src/ts_arrtest.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 41%] Linking CXX shared library ../../lib/libopencv_face.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_face.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_face.so.3.4 -o ../../lib/libopencv_face.so.3.4.3 CMakeFiles/opencv_face.dir/src/bif.cpp.o CMakeFiles/opencv_face.dir/src/eigen_faces.cpp.o CMakeFiles/opencv_face.dir/src/face_alignment.cpp.o CMakeFiles/opencv_face.dir/src/face_basic.cpp.o CMakeFiles/opencv_face.dir/src/facemark.cpp.o CMakeFiles/opencv_face.dir/src/facemarkAAM.cpp.o CMakeFiles/opencv_face.dir/src/facemarkLBF.cpp.o CMakeFiles/opencv_face.dir/src/facerec.cpp.o CMakeFiles/opencv_face.dir/src/fisher_faces.cpp.o CMakeFiles/opencv_face.dir/src/getlandmarks.cpp.o CMakeFiles/opencv_face.dir/src/lbph_faces.cpp.o CMakeFiles/opencv_face.dir/src/mace.cpp.o CMakeFiles/opencv_face.dir/src/predict_collector.cpp.o CMakeFiles/opencv_face.dir/src/regtree.cpp.o CMakeFiles/opencv_face.dir/src/trainFacemark.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_objdetect.so.3.4.3 ../../lib/libopencv_photo.so.3.4.3 ../../lib/libopencv_video.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 41%] Built target opencv_annotation
[ 41%] Building CXX object modules/ts/CMakeFiles/opencv_ts.dir/src/ts_func.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ts && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ts -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes  -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-undef -O2 -g -DNDEBUG -fPIC -MD -MT modules/ts/CMakeFiles/opencv_ts.dir/src/ts_func.cpp.o -MF CMakeFiles/opencv_ts.dir/src/ts_func.cpp.o.d -o CMakeFiles/opencv_ts.dir/src/ts_func.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/src/ts_func.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 41%] Building CXX object modules/dpm/CMakeFiles/opencv_dpm.dir/src/dpm_convolution.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dpm && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/dpm/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dpm -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/dpm/CMakeFiles/opencv_dpm.dir/src/dpm_convolution.cpp.o -MF CMakeFiles/opencv_dpm.dir/src/dpm_convolution.cpp.o.d -o CMakeFiles/opencv_dpm.dir/src/dpm_convolution.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/dpm/src/dpm_convolution.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 41%] Building CXX object modules/ts/CMakeFiles/opencv_ts.dir/src/ts_gtest.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ts && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ts -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes  -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-undef -O2 -g -DNDEBUG -fPIC -MD -MT modules/ts/CMakeFiles/opencv_ts.dir/src/ts_gtest.cpp.o -MF CMakeFiles/opencv_ts.dir/src/ts_gtest.cpp.o.d -o CMakeFiles/opencv_ts.dir/src/ts_gtest.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/src/ts_gtest.cpp
[ 41%] Linking CXX shared library ../../lib/libopencv_dnn.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_dnn.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_dnn.so.3.4 -o ../../lib/libopencv_dnn.so.3.4.3 CMakeFiles/opencv_dnn.dir/opencv-caffe.pb.cc.o CMakeFiles/opencv_dnn.dir/attr_value.pb.cc.o CMakeFiles/opencv_dnn.dir/function.pb.cc.o CMakeFiles/opencv_dnn.dir/graph.pb.cc.o CMakeFiles/opencv_dnn.dir/op_def.pb.cc.o CMakeFiles/opencv_dnn.dir/tensor.pb.cc.o CMakeFiles/opencv_dnn.dir/tensor_shape.pb.cc.o CMakeFiles/opencv_dnn.dir/types.pb.cc.o CMakeFiles/opencv_dnn.dir/versions.pb.cc.o CMakeFiles/opencv_dnn.dir/src/caffe/caffe_importer.cpp.o CMakeFiles/opencv_dnn.dir/src/caffe/caffe_io.cpp.o CMakeFiles/opencv_dnn.dir/src/caffe/caffe_shrinker.cpp.o CMakeFiles/opencv_dnn.dir/src/darknet/darknet_importer.cpp.o CMakeFiles/opencv_dnn.dir/src/darknet/darknet_io.cpp.o CMakeFiles/opencv_dnn.dir/src/dnn.cpp.o CMakeFiles/opencv_dnn.dir/src/halide_scheduler.cpp.o CMakeFiles/opencv_dnn.dir/src/init.cpp.o CMakeFiles/opencv_dnn.dir/src/layers/batch_norm_layer.cpp.o CMakeFiles/opencv_dnn.dir/src/layers/blank_layer.cpp.o CMakeFiles/opencv_dnn.dir/src/layers/concat_layer.cpp.o CMakeFiles/opencv_dnn.dir/src/layers/convolution_layer.cpp.o CMakeFiles/opencv_dnn.dir/src/layers/crop_and_resize_layer.cpp.o CMakeFiles/opencv_dnn.dir/src/layers/crop_layer.cpp.o CMakeFiles/opencv_dnn.dir/src/layers/detection_output_layer.cpp.o CMakeFiles/opencv_dnn.dir/src/layers/elementwise_layers.cpp.o CMakeFiles/opencv_dnn.dir/src/layers/eltwise_layer.cpp.o CMakeFiles/opencv_dnn.dir/src/layers/flatten_layer.cpp.o CMakeFiles/opencv_dnn.dir/src/layers/fully_connected_layer.cpp.o CMakeFiles/opencv_dnn.dir/src/layers/layers_common.cpp.o CMakeFiles/opencv_dnn.dir/src/layers/lrn_layer.cpp.o CMakeFiles/opencv_dnn.dir/src/layers/max_unpooling_layer.cpp.o CMakeFiles/opencv_dnn.dir/src/layers/mvn_layer.cpp.o CMakeFiles/opencv_dnn.dir/src/layers/normalize_bbox_layer.cpp.o CMakeFiles/opencv_dnn.dir/src/layers/padding_layer.cpp.o CMakeFiles/opencv_dnn.dir/src/layers/permute_layer.cpp.o CMakeFiles/opencv_dnn.dir/src/layers/pooling_layer.cpp.o CMakeFiles/opencv_dnn.dir/src/layers/prior_box_layer.cpp.o CMakeFiles/opencv_dnn.dir/src/layers/proposal_layer.cpp.o CMakeFiles/opencv_dnn.dir/src/layers/recurrent_layers.cpp.o CMakeFiles/opencv_dnn.dir/src/layers/region_layer.cpp.o CMakeFiles/opencv_dnn.dir/src/layers/reorg_layer.cpp.o CMakeFiles/opencv_dnn.dir/src/layers/reshape_layer.cpp.o CMakeFiles/opencv_dnn.dir/src/layers/resize_layer.cpp.o CMakeFiles/opencv_dnn.dir/src/layers/scale_layer.cpp.o CMakeFiles/opencv_dnn.dir/src/layers/shuffle_channel_layer.cpp.o CMakeFiles/opencv_dnn.dir/src/layers/slice_layer.cpp.o CMakeFiles/opencv_dnn.dir/src/layers/softmax_layer.cpp.o CMakeFiles/opencv_dnn.dir/src/layers/split_layer.cpp.o CMakeFiles/opencv_dnn.dir/src/nms.cpp.o CMakeFiles/opencv_dnn.dir/src/op_halide.cpp.o CMakeFiles/opencv_dnn.dir/src/op_inf_engine.cpp.o CMakeFiles/opencv_dnn.dir/src/tensorflow/tf_graph_simplifier.cpp.o CMakeFiles/opencv_dnn.dir/src/tensorflow/tf_importer.cpp.o CMakeFiles/opencv_dnn.dir/src/tensorflow/tf_io.cpp.o CMakeFiles/opencv_dnn.dir/src/torch/THDiskFile.cpp.o CMakeFiles/opencv_dnn.dir/src/torch/THFile.cpp.o CMakeFiles/opencv_dnn.dir/src/torch/THGeneral.cpp.o CMakeFiles/opencv_dnn.dir/src/torch/torch_importer.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_imgproc.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_core.so.3.4.3 /gnu/store/m3wflb5nmqi6lg2x8cy6j6ridgxdrr2m-protobuf-3.17.3/lib/libprotobuf.so 
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_face.so.3.4.3 ../../lib/libopencv_face.so.3.4 ../../lib/libopencv_face.so
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 41%] Built target opencv_face
[ 41%] Building CXX object modules/ts/CMakeFiles/opencv_ts.dir/src/ts_perf.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ts && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ts -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes  -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-undef -O2 -g -DNDEBUG -fPIC -MD -MT modules/ts/CMakeFiles/opencv_ts.dir/src/ts_perf.cpp.o -MF CMakeFiles/opencv_ts.dir/src/ts_perf.cpp.o.d -o CMakeFiles/opencv_ts.dir/src/ts_perf.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/src/ts_perf.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 41%] Building CXX object modules/bioinspired/CMakeFiles/opencv_bioinspired.dir/src/retinacolor.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bioinspired && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bioinspired -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes  -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-undef -O2 -g -DNDEBUG -fPIC -MD -MT modules/bioinspired/CMakeFiles/opencv_bioinspired.dir/src/retinacolor.cpp.o -MF CMakeFiles/opencv_bioinspired.dir/src/retinacolor.cpp.o.d -o CMakeFiles/opencv_bioinspired.dir/src/retinacolor.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/src/retinacolor.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 41%] Building CXX object modules/dpm/CMakeFiles/opencv_dpm.dir/src/dpm_feature.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dpm && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/dpm/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dpm -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/dpm/CMakeFiles/opencv_dpm.dir/src/dpm_feature.cpp.o -MF CMakeFiles/opencv_dpm.dir/src/dpm_feature.cpp.o.d -o CMakeFiles/opencv_dpm.dir/src/dpm_feature.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/dpm/src/dpm_feature.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 41%] Linking CXX executable ../../bin/opencv_visualisation
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/visualisation && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_visualisation.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG   -Wl,--gc-sections -rdynamic CMakeFiles/opencv_visualisation.dir/opencv_visualisation.cpp.o -o ../../bin/opencv_visualisation  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: -ldl -lm -lpthread -lrt ../../lib/libopencv_highgui.so.3.4.3 ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_dnn.so.3.4.3 ../../lib/libopencv_dnn.so.3.4 ../../lib/libopencv_dnn.so
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 41%] Built target opencv_dnn
[ 41%] Building CXX object modules/dpm/CMakeFiles/opencv_dpm.dir/src/dpm_model.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dpm && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/dpm/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dpm -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/dpm/CMakeFiles/opencv_dpm.dir/src/dpm_model.cpp.o -MF CMakeFiles/opencv_dpm.dir/src/dpm_model.cpp.o.d -o CMakeFiles/opencv_dpm.dir/src/dpm_model.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/dpm/src/dpm_model.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 41%] Built target opencv_visualisation
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/src/retina.cpp: In member function ‘virtual void cv::bioinspired::RetinaImpl::setup(cv::FileStorage&, bool)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/src/retina.cpp:412:33: warning: implicitly-declared ‘constexpr cv::FileNode& cv::FileNode::operator=(const cv::FileNode&)’ is deprecated [-Wdeprecated-copy]
  412 |         currFn=rootFn["IPLmagno"];
      |                                 ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:60,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/include/opencv2/bioinspired.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/src/precomp.hpp:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/src/retina.cpp:71:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp:1322:8: note: because ‘cv::FileNode’ has user-provided ‘cv::FileNode::FileNode(const cv::FileNode&)’
 1322 | inline FileNode::FileNode(const FileNode& _node) : fs(_node.fs), node(_node.node) {}
      |        ^~~~~~~~
[ 41%] Building CXX object modules/dpm/CMakeFiles/opencv_dpm.dir/src/dpm_nms.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dpm && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/dpm/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dpm -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/dpm/CMakeFiles/opencv_dpm.dir/src/dpm_nms.cpp.o -MF CMakeFiles/opencv_dpm.dir/src/dpm_nms.cpp.o.d -o CMakeFiles/opencv_dpm.dir/src/dpm_nms.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/dpm/src/dpm_nms.cpp
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/src/retina.cpp: In member function ‘void cv::bioinspired::RetinaImpl::_convertValarrayBuffer2cvMat(const std::valarray<float>&, unsigned int, unsigned int, bool, cv::OutputArray)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/src/retina.cpp:770:45: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  770 |                 outMat.at<cv::Vec3b>(pixel)=pixelValues;
      |                                             ^~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/include/opencv2/bioinspired.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/src/precomp.hpp:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/src/retina.cpp:71:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 41%] Building CXX object modules/features2d/CMakeFiles/opencv_features2d.dir/src/bagofwords.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/features2d/CMakeFiles/opencv_features2d.dir/src/bagofwords.cpp.o -MF CMakeFiles/opencv_features2d.dir/src/bagofwords.cpp.o.d -o CMakeFiles/opencv_features2d.dir/src/bagofwords.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/src/bagofwords.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 41%] Building CXX object modules/bioinspired/CMakeFiles/opencv_bioinspired.dir/src/retinafilter.cpp.o
[ 41%] Building CXX object modules/bioinspired/CMakeFiles/opencv_bioinspired.dir/src/retinafasttonemapping.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bioinspired && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bioinspired -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes  -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-undef -O2 -g -DNDEBUG -fPIC -MD -MT modules/bioinspired/CMakeFiles/opencv_bioinspired.dir/src/retinafasttonemapping.cpp.o -MF CMakeFiles/opencv_bioinspired.dir/src/retinafasttonemapping.cpp.o.d -o CMakeFiles/opencv_bioinspired.dir/src/retinafasttonemapping.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/src/retinafasttonemapping.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bioinspired && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bioinspired -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes  -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-undef -O2 -g -DNDEBUG -fPIC -MD -MT modules/bioinspired/CMakeFiles/opencv_bioinspired.dir/src/retinafilter.cpp.o -MF CMakeFiles/opencv_bioinspired.dir/src/retinafilter.cpp.o.d -o CMakeFiles/opencv_bioinspired.dir/src/retinafilter.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/src/retinafilter.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 41%] Building CXX object modules/bioinspired/CMakeFiles/opencv_bioinspired.dir/src/transientareassegmentationmodule.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bioinspired && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bioinspired -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes  -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-undef -O2 -g -DNDEBUG -fPIC -MD -MT modules/bioinspired/CMakeFiles/opencv_bioinspired.dir/src/transientareassegmentationmodule.cpp.o -MF CMakeFiles/opencv_bioinspired.dir/src/transientareassegmentationmodule.cpp.o.d -o CMakeFiles/opencv_bioinspired.dir/src/transientareassegmentationmodule.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/src/transientareassegmentationmodule.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/dpm/src/dpm_feature.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/dpm/src/dpm_feature.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 41%] Building CXX object modules/features2d/CMakeFiles/opencv_features2d.dir/src/blobdetector.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/features2d/CMakeFiles/opencv_features2d.dir/src/blobdetector.cpp.o -MF CMakeFiles/opencv_features2d.dir/src/blobdetector.cpp.o.d -o CMakeFiles/opencv_features2d.dir/src/blobdetector.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/src/blobdetector.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 41%] Building CXX object modules/bioinspired/CMakeFiles/opencv_bioinspired.dir/opencl_kernels_bioinspired.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bioinspired && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bioinspired -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes  -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-undef -O2 -g -DNDEBUG -fPIC -MD -MT modules/bioinspired/CMakeFiles/opencv_bioinspired.dir/opencl_kernels_bioinspired.cpp.o -MF CMakeFiles/opencv_bioinspired.dir/opencl_kernels_bioinspired.cpp.o.d -o CMakeFiles/opencv_bioinspired.dir/opencl_kernels_bioinspired.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bioinspired/opencl_kernels_bioinspired.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/src/ts_arrtest.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/src/ts_arrtest.cpp: In member function ‘virtual int cvtest::ArrayTest::prepare_test_case(int)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/src/ts_arrtest.cpp:203:32: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  203 |                         *mat = submat;
      |                                ^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/src/ts_arrtest.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/src/ts_func.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 41%] Building CXX object modules/features2d/CMakeFiles/opencv_features2d.dir/src/brisk.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/features2d/CMakeFiles/opencv_features2d.dir/src/brisk.cpp.o -MF CMakeFiles/opencv_features2d.dir/src/brisk.cpp.o.d -o CMakeFiles/opencv_features2d.dir/src/brisk.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/src/brisk.cpp
make  -f modules/dnn_objdetect/CMakeFiles/opencv_dnn_objdetect.dir/build.make modules/dnn_objdetect/CMakeFiles/opencv_dnn_objdetect.dir/depend
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/dnn_objdetect /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn_objdetect /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn_objdetect/CMakeFiles/opencv_dnn_objdetect.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/dnn_objdetect/CMakeFiles/opencv_dnn_objdetect.dir/build.make modules/dnn_objdetect/CMakeFiles/opencv_dnn_objdetect.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/src/ts_perf.cpp: In member function ‘void perf::Regression::init(const string&, const string&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/src/ts_perf.cpp:229:37: warning: implicitly-declared ‘constexpr cv::FileNode& cv::FileNode::operator=(const cv::FileNode&)’ is deprecated [-Wdeprecated-copy]
  229 |             rootIn = storageIn.root();
      |                                     ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:60,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/src/precomp.hpp:1,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/src/ts_perf.cpp:1:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp:1322:8: note: because ‘cv::FileNode’ has user-provided ‘cv::FileNode::FileNode(const cv::FileNode&)’
 1322 | inline FileNode::FileNode(const FileNode& _node) : fs(_node.fs), node(_node.node) {}
      |        ^~~~~~~~
[ 41%] Building CXX object modules/dnn_objdetect/CMakeFiles/opencv_dnn_objdetect.dir/src/core_detect.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn_objdetect && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/dnn_objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn_objdetect -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/dnn_objdetect/CMakeFiles/opencv_dnn_objdetect.dir/src/core_detect.cpp.o -MF CMakeFiles/opencv_dnn_objdetect.dir/src/core_detect.cpp.o.d -o CMakeFiles/opencv_dnn_objdetect.dir/src/core_detect.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/dnn_objdetect/src/core_detect.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 41%] Building CXX object modules/features2d/CMakeFiles/opencv_features2d.dir/src/draw.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/features2d/CMakeFiles/opencv_features2d.dir/src/draw.cpp.o -MF CMakeFiles/opencv_features2d.dir/src/draw.cpp.o.d -o CMakeFiles/opencv_features2d.dir/src/draw.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/src/draw.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 42%] Building CXX object modules/features2d/CMakeFiles/opencv_features2d.dir/src/dynamic.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/features2d/CMakeFiles/opencv_features2d.dir/src/dynamic.cpp.o -MF CMakeFiles/opencv_features2d.dir/src/dynamic.cpp.o.d -o CMakeFiles/opencv_features2d.dir/src/dynamic.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/src/dynamic.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 42%] Building CXX object modules/features2d/CMakeFiles/opencv_features2d.dir/src/evaluation.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/features2d/CMakeFiles/opencv_features2d.dir/src/evaluation.cpp.o -MF CMakeFiles/opencv_features2d.dir/src/evaluation.cpp.o.d -o CMakeFiles/opencv_features2d.dir/src/evaluation.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/src/evaluation.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/src/retinafasttonemapping.cpp: In member function ‘void cv::bioinspired::RetinaFastToneMappingImpl::_convertValarrayBuffer2cvMat(const std::valarray<float>&, unsigned int, unsigned int, bool, cv::OutputArray)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/src/retinafasttonemapping.cpp:214:45: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  214 |                 outMat.at<cv::Vec3b>(pixel)=pixelValues;
      |                                             ^~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/include/opencv2/bioinspired.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/src/precomp.hpp:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/src/retinafasttonemapping.cpp:71:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
[ 42%] Building CXX object modules/features2d/CMakeFiles/opencv_features2d.dir/src/fast.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/features2d/CMakeFiles/opencv_features2d.dir/src/fast.cpp.o -MF CMakeFiles/opencv_features2d.dir/src/fast.cpp.o.d -o CMakeFiles/opencv_features2d.dir/src/fast.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/src/fast.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 42%] Building CXX object modules/features2d/CMakeFiles/opencv_features2d.dir/src/fast_score.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/features2d/CMakeFiles/opencv_features2d.dir/src/fast_score.cpp.o -MF CMakeFiles/opencv_features2d.dir/src/fast_score.cpp.o.d -o CMakeFiles/opencv_features2d.dir/src/fast_score.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/src/fast_score.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 42%] Building CXX object modules/features2d/CMakeFiles/opencv_features2d.dir/src/feature2d.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/features2d/CMakeFiles/opencv_features2d.dir/src/feature2d.cpp.o -MF CMakeFiles/opencv_features2d.dir/src/feature2d.cpp.o.d -o CMakeFiles/opencv_features2d.dir/src/feature2d.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/src/feature2d.cpp
[ 42%] Building CXX object modules/features2d/CMakeFiles/opencv_features2d.dir/src/gftt.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/features2d/CMakeFiles/opencv_features2d.dir/src/gftt.cpp.o -MF CMakeFiles/opencv_features2d.dir/src/gftt.cpp.o.d -o CMakeFiles/opencv_features2d.dir/src/gftt.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/src/gftt.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 42%] Building CXX object modules/features2d/CMakeFiles/opencv_features2d.dir/src/kaze.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/features2d/CMakeFiles/opencv_features2d.dir/src/kaze.cpp.o -MF CMakeFiles/opencv_features2d.dir/src/kaze.cpp.o.d -o CMakeFiles/opencv_features2d.dir/src/kaze.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/src/kaze.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 42%] Linking CXX shared library ../../lib/libopencv_dpm.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dpm && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_dpm.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_dpm.so.3.4 -o ../../lib/libopencv_dpm.so.3.4.3 CMakeFiles/opencv_dpm.dir/src/dpm_cascade.cpp.o CMakeFiles/opencv_dpm.dir/src/dpm_cascade_detector.cpp.o CMakeFiles/opencv_dpm.dir/src/dpm_convolution.cpp.o CMakeFiles/opencv_dpm.dir/src/dpm_feature.cpp.o CMakeFiles/opencv_dpm.dir/src/dpm_model.cpp.o CMakeFiles/opencv_dpm.dir/src/dpm_nms.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_objdetect.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dpm && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_dpm.so.3.4.3 ../../lib/libopencv_dpm.so.3.4 ../../lib/libopencv_dpm.so
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 42%] Built target opencv_dpm
[ 42%] Building CXX object modules/features2d/CMakeFiles/opencv_features2d.dir/src/kaze/AKAZEFeatures.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/features2d/CMakeFiles/opencv_features2d.dir/src/kaze/AKAZEFeatures.cpp.o -MF CMakeFiles/opencv_features2d.dir/src/kaze/AKAZEFeatures.cpp.o.d -o CMakeFiles/opencv_features2d.dir/src/kaze/AKAZEFeatures.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/src/kaze/AKAZEFeatures.cpp
[ 42%] Building CXX object modules/features2d/CMakeFiles/opencv_features2d.dir/src/kaze/KAZEFeatures.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/features2d/CMakeFiles/opencv_features2d.dir/src/kaze/KAZEFeatures.cpp.o -MF CMakeFiles/opencv_features2d.dir/src/kaze/KAZEFeatures.cpp.o.d -o CMakeFiles/opencv_features2d.dir/src/kaze/KAZEFeatures.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/src/kaze/KAZEFeatures.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 42%] Linking CXX shared library ../../lib/libopencv_bioinspired.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bioinspired && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_bioinspired.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes  -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-undef -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_bioinspired.so.3.4 -o ../../lib/libopencv_bioinspired.so.3.4.3 CMakeFiles/opencv_bioinspired.dir/src/basicretinafilter.cpp.o CMakeFiles/opencv_bioinspired.dir/src/imagelogpolprojection.cpp.o CMakeFiles/opencv_bioinspired.dir/src/magnoretinafilter.cpp.o CMakeFiles/opencv_bioinspired.dir/src/parvoretinafilter.cpp.o CMakeFiles/opencv_bioinspired.dir/src/retina.cpp.o CMakeFiles/opencv_bioinspired.dir/src/retina_ocl.cpp.o CMakeFiles/opencv_bioinspired.dir/src/retinacolor.cpp.o CMakeFiles/opencv_bioinspired.dir/src/retinafasttonemapping.cpp.o CMakeFiles/opencv_bioinspired.dir/src/retinafilter.cpp.o CMakeFiles/opencv_bioinspired.dir/src/transientareassegmentationmodule.cpp.o CMakeFiles/opencv_bioinspired.dir/opencl_kernels_bioinspired.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_highgui.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
[ 42%] Building CXX object modules/features2d/CMakeFiles/opencv_features2d.dir/src/kaze/fed.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/features2d/CMakeFiles/opencv_features2d.dir/src/kaze/fed.cpp.o -MF CMakeFiles/opencv_features2d.dir/src/kaze/fed.cpp.o.d -o CMakeFiles/opencv_features2d.dir/src/kaze/fed.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/src/kaze/fed.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 43%] Building CXX object modules/features2d/CMakeFiles/opencv_features2d.dir/src/kaze/nldiffusion_functions.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/features2d/CMakeFiles/opencv_features2d.dir/src/kaze/nldiffusion_functions.cpp.o -MF CMakeFiles/opencv_features2d.dir/src/kaze/nldiffusion_functions.cpp.o.d -o CMakeFiles/opencv_features2d.dir/src/kaze/nldiffusion_functions.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/src/kaze/nldiffusion_functions.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bioinspired && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_bioinspired.so.3.4.3 ../../lib/libopencv_bioinspired.so.3.4 ../../lib/libopencv_bioinspired.so
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 43%] Built target opencv_bioinspired
[ 43%] Building CXX object modules/features2d/CMakeFiles/opencv_features2d.dir/src/keypoint.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/features2d/CMakeFiles/opencv_features2d.dir/src/keypoint.cpp.o -MF CMakeFiles/opencv_features2d.dir/src/keypoint.cpp.o.d -o CMakeFiles/opencv_features2d.dir/src/keypoint.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/src/keypoint.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 43%] Building CXX object modules/features2d/CMakeFiles/opencv_features2d.dir/src/main.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/features2d/CMakeFiles/opencv_features2d.dir/src/main.cpp.o -MF CMakeFiles/opencv_features2d.dir/src/main.cpp.o.d -o CMakeFiles/opencv_features2d.dir/src/main.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/src/main.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 43%] Building CXX object modules/features2d/CMakeFiles/opencv_features2d.dir/src/matchers.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/features2d/CMakeFiles/opencv_features2d.dir/src/matchers.cpp.o -MF CMakeFiles/opencv_features2d.dir/src/matchers.cpp.o.d -o CMakeFiles/opencv_features2d.dir/src/matchers.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/src/matchers.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 43%] Linking CXX shared library ../../lib/libopencv_dnn_objdetect.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn_objdetect && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_dnn_objdetect.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_dnn_objdetect.so.3.4 -o ../../lib/libopencv_dnn_objdetect.so.3.4.3 CMakeFiles/opencv_dnn_objdetect.dir/src/core_detect.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_dnn.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
[ 43%] Building CXX object modules/features2d/CMakeFiles/opencv_features2d.dir/src/mser.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/features2d/CMakeFiles/opencv_features2d.dir/src/mser.cpp.o -MF CMakeFiles/opencv_features2d.dir/src/mser.cpp.o.d -o CMakeFiles/opencv_features2d.dir/src/mser.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/src/mser.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 43%] Building CXX object modules/features2d/CMakeFiles/opencv_features2d.dir/src/orb.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/features2d/CMakeFiles/opencv_features2d.dir/src/orb.cpp.o -MF CMakeFiles/opencv_features2d.dir/src/orb.cpp.o.d -o CMakeFiles/opencv_features2d.dir/src/orb.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/src/orb.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn_objdetect && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_dnn_objdetect.so.3.4.3 ../../lib/libopencv_dnn_objdetect.so.3.4 ../../lib/libopencv_dnn_objdetect.so
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 43%] Built target opencv_dnn_objdetect
[ 43%] Building CXX object modules/features2d/CMakeFiles/opencv_features2d.dir/opencl_kernels_features2d.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/features2d/CMakeFiles/opencv_features2d.dir/opencl_kernels_features2d.cpp.o -MF CMakeFiles/opencv_features2d.dir/opencl_kernels_features2d.cpp.o.d -o CMakeFiles/opencv_features2d.dir/opencl_kernels_features2d.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d/opencl_kernels_features2d.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/src/mser.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 43%] Linking CXX shared library ../../lib/libopencv_features2d.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_features2d.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_features2d.so.3.4 -o ../../lib/libopencv_features2d.so.3.4.3 CMakeFiles/opencv_features2d.dir/src/agast.cpp.o CMakeFiles/opencv_features2d.dir/src/agast_score.cpp.o CMakeFiles/opencv_features2d.dir/src/akaze.cpp.o CMakeFiles/opencv_features2d.dir/src/bagofwords.cpp.o CMakeFiles/opencv_features2d.dir/src/blobdetector.cpp.o CMakeFiles/opencv_features2d.dir/src/brisk.cpp.o CMakeFiles/opencv_features2d.dir/src/draw.cpp.o CMakeFiles/opencv_features2d.dir/src/dynamic.cpp.o CMakeFiles/opencv_features2d.dir/src/evaluation.cpp.o CMakeFiles/opencv_features2d.dir/src/fast.cpp.o CMakeFiles/opencv_features2d.dir/src/fast_score.cpp.o CMakeFiles/opencv_features2d.dir/src/feature2d.cpp.o CMakeFiles/opencv_features2d.dir/src/gftt.cpp.o CMakeFiles/opencv_features2d.dir/src/kaze.cpp.o CMakeFiles/opencv_features2d.dir/src/kaze/AKAZEFeatures.cpp.o CMakeFiles/opencv_features2d.dir/src/kaze/KAZEFeatures.cpp.o CMakeFiles/opencv_features2d.dir/src/kaze/fed.cpp.o CMakeFiles/opencv_features2d.dir/src/kaze/nldiffusion_functions.cpp.o CMakeFiles/opencv_features2d.dir/src/keypoint.cpp.o CMakeFiles/opencv_features2d.dir/src/main.cpp.o CMakeFiles/opencv_features2d.dir/src/matchers.cpp.o CMakeFiles/opencv_features2d.dir/src/mser.cpp.o CMakeFiles/opencv_features2d.dir/src/orb.cpp.o CMakeFiles/opencv_features2d.dir/opencl_kernels_features2d.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_flann.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
[ 43%] Linking CXX static library ../../lib/libopencv_ts.a
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ts && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -P CMakeFiles/opencv_ts.dir/cmake_clean_target.cmake
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ts && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_ts.dir/link.txt --verbose=1
/gnu/store/h8052068pq3a6rc903982ad2dd5ssxgk-binutils-2.37/bin/ar qc ../../lib/libopencv_ts.a CMakeFiles/opencv_ts.dir/src/cuda_perf.cpp.o CMakeFiles/opencv_ts.dir/src/cuda_test.cpp.o CMakeFiles/opencv_ts.dir/src/ocl_perf.cpp.o CMakeFiles/opencv_ts.dir/src/ocl_test.cpp.o CMakeFiles/opencv_ts.dir/src/ts.cpp.o CMakeFiles/opencv_ts.dir/src/ts_arrtest.cpp.o CMakeFiles/opencv_ts.dir/src/ts_func.cpp.o CMakeFiles/opencv_ts.dir/src/ts_gtest.cpp.o CMakeFiles/opencv_ts.dir/src/ts_perf.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_features2d.so.3.4.3 ../../lib/libopencv_features2d.so.3.4 ../../lib/libopencv_features2d.so
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 43%] Built target opencv_features2d
make  -f modules/line_descriptor/CMakeFiles/opencv_line_descriptor.dir/build.make modules/line_descriptor/CMakeFiles/opencv_line_descriptor.dir/depend
make  -f modules/saliency/CMakeFiles/opencv_saliency.dir/build.make modules/saliency/CMakeFiles/opencv_saliency.dir/depend
make  -f modules/text/CMakeFiles/opencv_text.dir/build.make modules/text/CMakeFiles/opencv_text.dir/depend
make  -f modules/calib3d/CMakeFiles/opencv_calib3d.dir/build.make modules/calib3d/CMakeFiles/opencv_calib3d.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/line_descriptor /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/line_descriptor /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/line_descriptor/CMakeFiles/opencv_line_descriptor.dir/DependInfo.cmake --color=
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/saliency /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/saliency/CMakeFiles/opencv_saliency.dir/DependInfo.cmake --color=
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/text /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/text/CMakeFiles/opencv_text.dir/DependInfo.cmake --color=
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 43%] Processing OpenCL kernels (calib3d)
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -DMODULE_NAME=calib3d -DCL_DIR=/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/opencl -DOUTPUT=/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d/opencl_kernels_calib3d.cpp -P /tmp/guix-build-opencv-3.4.3.drv-0/source/cmake/cl2cpp.cmake
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/text/CMakeFiles/opencv_text.dir/build.make modules/text/CMakeFiles/opencv_text.dir/build
make  -f modules/line_descriptor/CMakeFiles/opencv_line_descriptor.dir/build.make modules/line_descriptor/CMakeFiles/opencv_line_descriptor.dir/build
make  -f modules/saliency/CMakeFiles/opencv_saliency.dir/build.make modules/saliency/CMakeFiles/opencv_saliency.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d/CMakeFiles/opencv_calib3d.dir/DependInfo.cmake --color=
[ 43%] Building CXX object modules/text/CMakeFiles/opencv_text.dir/src/erfilter.cpp.o
[ 44%] Building CXX object modules/line_descriptor/CMakeFiles/opencv_line_descriptor.dir/src/LSDDetector.cpp.o
[ 44%] Building CXX object modules/text/CMakeFiles/opencv_text.dir/src/ocr_beamsearch_decoder.cpp.o
[ 44%] Building CXX object modules/line_descriptor/CMakeFiles/opencv_line_descriptor.dir/src/binary_descriptor.cpp.o
[ 44%] Building CXX object modules/saliency/CMakeFiles/opencv_saliency.dir/src/BING/CmShow.cpp.o
[ 44%] Building CXX object modules/saliency/CMakeFiles/opencv_saliency.dir/src/BING/CmFile.cpp.o
[ 44%] Building CXX object modules/line_descriptor/CMakeFiles/opencv_line_descriptor.dir/src/binary_descriptor_matcher.cpp.o
[ 44%] Building CXX object modules/text/CMakeFiles/opencv_text.dir/src/ocr_hmm_decoder.cpp.o
[ 44%] Building CXX object modules/text/CMakeFiles/opencv_text.dir/src/ocr_tesseract.cpp.o
[ 44%] Building CXX object modules/saliency/CMakeFiles/opencv_saliency.dir/src/BING/ValStructVec.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/text && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/text -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/text/CMakeFiles/opencv_text.dir/src/erfilter.cpp.o -MF CMakeFiles/opencv_text.dir/src/erfilter.cpp.o.d -o CMakeFiles/opencv_text.dir/src/erfilter.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/erfilter.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/line_descriptor && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/line_descriptor/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/line_descriptor -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/line_descriptor/CMakeFiles/opencv_line_descriptor.dir/src/binary_descriptor.cpp.o -MF CMakeFiles/opencv_line_descriptor.dir/src/binary_descriptor.cpp.o.d -o CMakeFiles/opencv_line_descriptor.dir/src/binary_descriptor.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/line_descriptor/src/binary_descriptor.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/saliency && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/saliency -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-overloaded-virtual -O2 -g -DNDEBUG -fPIC -MD -MT modules/saliency/CMakeFiles/opencv_saliency.dir/src/BING/CmShow.cpp.o -MF CMakeFiles/opencv_saliency.dir/src/BING/CmShow.cpp.o.d -o CMakeFiles/opencv_saliency.dir/src/BING/CmShow.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/src/BING/CmShow.cpp
[ 44%] Building CXX object modules/saliency/CMakeFiles/opencv_saliency.dir/src/BING/FilterTIG.cpp.o
[ 44%] Building CXX object modules/line_descriptor/CMakeFiles/opencv_line_descriptor.dir/src/draw.cpp.o
[ 44%] Building CXX object modules/text/CMakeFiles/opencv_text.dir/src/ocr_holistic.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/text && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/text -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/text/CMakeFiles/opencv_text.dir/src/ocr_beamsearch_decoder.cpp.o -MF CMakeFiles/opencv_text.dir/src/ocr_beamsearch_decoder.cpp.o.d -o CMakeFiles/opencv_text.dir/src/ocr_beamsearch_decoder.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/ocr_beamsearch_decoder.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/saliency && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/saliency -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-overloaded-virtual -O2 -g -DNDEBUG -fPIC -MD -MT modules/saliency/CMakeFiles/opencv_saliency.dir/src/BING/CmFile.cpp.o -MF CMakeFiles/opencv_saliency.dir/src/BING/CmFile.cpp.o.d -o CMakeFiles/opencv_saliency.dir/src/BING/CmFile.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/src/BING/CmFile.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/line_descriptor && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/line_descriptor/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/line_descriptor -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/line_descriptor/CMakeFiles/opencv_line_descriptor.dir/src/LSDDetector.cpp.o -MF CMakeFiles/opencv_line_descriptor.dir/src/LSDDetector.cpp.o.d -o CMakeFiles/opencv_line_descriptor.dir/src/LSDDetector.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/line_descriptor/src/LSDDetector.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/text && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/text -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/text/CMakeFiles/opencv_text.dir/src/ocr_hmm_decoder.cpp.o -MF CMakeFiles/opencv_text.dir/src/ocr_hmm_decoder.cpp.o.d -o CMakeFiles/opencv_text.dir/src/ocr_hmm_decoder.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/ocr_hmm_decoder.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/line_descriptor && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/line_descriptor/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/line_descriptor -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/line_descriptor/CMakeFiles/opencv_line_descriptor.dir/src/binary_descriptor_matcher.cpp.o -MF CMakeFiles/opencv_line_descriptor.dir/src/binary_descriptor_matcher.cpp.o.d -o CMakeFiles/opencv_line_descriptor.dir/src/binary_descriptor_matcher.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/line_descriptor/src/binary_descriptor_matcher.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/text && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/text -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/text/CMakeFiles/opencv_text.dir/src/ocr_tesseract.cpp.o -MF CMakeFiles/opencv_text.dir/src/ocr_tesseract.cpp.o.d -o CMakeFiles/opencv_text.dir/src/ocr_tesseract.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/ocr_tesseract.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/saliency && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/saliency -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-overloaded-virtual -O2 -g -DNDEBUG -fPIC -MD -MT modules/saliency/CMakeFiles/opencv_saliency.dir/src/BING/ValStructVec.cpp.o -MF CMakeFiles/opencv_saliency.dir/src/BING/ValStructVec.cpp.o.d -o CMakeFiles/opencv_saliency.dir/src/BING/ValStructVec.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/src/BING/ValStructVec.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/text && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/text -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/text/CMakeFiles/opencv_text.dir/src/ocr_holistic.cpp.o -MF CMakeFiles/opencv_text.dir/src/ocr_holistic.cpp.o.d -o CMakeFiles/opencv_text.dir/src/ocr_holistic.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/ocr_holistic.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/line_descriptor && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/line_descriptor/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/line_descriptor -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/line_descriptor/CMakeFiles/opencv_line_descriptor.dir/src/draw.cpp.o -MF CMakeFiles/opencv_line_descriptor.dir/src/draw.cpp.o.d -o CMakeFiles/opencv_line_descriptor.dir/src/draw.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/line_descriptor/src/draw.cpp
[ 44%] Building CXX object modules/text/CMakeFiles/opencv_text.dir/src/text_detectorCNN.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/text && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/text -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/text/CMakeFiles/opencv_text.dir/src/text_detectorCNN.cpp.o -MF CMakeFiles/opencv_text.dir/src/text_detectorCNN.cpp.o.d -o CMakeFiles/opencv_text.dir/src/text_detectorCNN.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/text_detectorCNN.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/saliency && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/saliency -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-overloaded-virtual -O2 -g -DNDEBUG -fPIC -MD -MT modules/saliency/CMakeFiles/opencv_saliency.dir/src/BING/FilterTIG.cpp.o -MF CMakeFiles/opencv_saliency.dir/src/BING/FilterTIG.cpp.o.d -o CMakeFiles/opencv_saliency.dir/src/BING/FilterTIG.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/src/BING/FilterTIG.cpp
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/calib3d/CMakeFiles/opencv_calib3d.dir/build.make modules/calib3d/CMakeFiles/opencv_calib3d.dir/build
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 45%] Building CXX object modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/ap3p.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/ap3p.cpp.o -MF CMakeFiles/opencv_calib3d.dir/src/ap3p.cpp.o.d -o CMakeFiles/opencv_calib3d.dir/src/ap3p.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/ap3p.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/gnu/store/h8052068pq3a6rc903982ad2dd5ssxgk-binutils-2.37/bin/ranlib ../../lib/libopencv_ts.a
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/erfilter.cpp: In function ‘bool cv::text::isValidTriplet(std::vector<std::vector<cv::text::ERStat> >&, cv::text::region_pair, cv::text::region_pair, cv::text::region_triplet&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/erfilter.cpp:3585:83: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
 3585 |                          regions[pair2.b[0]][pair2.b[1]].rect.x)? pair1.b : pair2.b;
      |                                                                                   ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include/opencv2/text/erfilter.hpp:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include/opencv2/text.hpp:42,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/erfilter.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/erfilter.cpp:3586:31: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
 3586 |             triplet.b = pair1.a;
      |                               ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include/opencv2/text/erfilter.hpp:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include/opencv2/text.hpp:42,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/erfilter.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/erfilter.cpp:3588:83: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
 3588 |                          regions[pair2.b[0]][pair2.b[1]].rect.x)? pair1.b : pair2.b;
      |                                                                                   ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include/opencv2/text/erfilter.hpp:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include/opencv2/text.hpp:42,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/erfilter.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/erfilter.cpp:3599:83: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
 3599 |                          regions[pair2.a[0]][pair2.a[1]].rect.x)? pair1.b : pair2.a;
      |                                                                                   ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include/opencv2/text/erfilter.hpp:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include/opencv2/text.hpp:42,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/erfilter.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/erfilter.cpp:3600:31: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
 3600 |             triplet.b = pair1.a;
      |                               ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include/opencv2/text/erfilter.hpp:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include/opencv2/text.hpp:42,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/erfilter.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/erfilter.cpp:3602:83: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
 3602 |                          regions[pair2.a[0]][pair2.a[1]].rect.x)? pair1.b : pair2.a;
      |                                                                                   ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include/opencv2/text/erfilter.hpp:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include/opencv2/text.hpp:42,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/erfilter.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/erfilter.cpp:3613:83: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
 3613 |                          regions[pair2.b[0]][pair2.b[1]].rect.x)? pair1.a : pair2.b;
      |                                                                                   ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include/opencv2/text/erfilter.hpp:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include/opencv2/text.hpp:42,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/erfilter.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/erfilter.cpp:3614:31: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
 3614 |             triplet.b = pair1.b;
      |                               ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include/opencv2/text/erfilter.hpp:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include/opencv2/text.hpp:42,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/erfilter.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/erfilter.cpp:3616:83: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
 3616 |                          regions[pair2.b[0]][pair2.b[1]].rect.x)? pair1.a : pair2.b;
      |                                                                                   ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include/opencv2/text/erfilter.hpp:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include/opencv2/text.hpp:42,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/erfilter.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/erfilter.cpp:3627:83: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
 3627 |                          regions[pair2.a[0]][pair2.a[1]].rect.x)? pair1.a : pair2.a;
      |                                                                                   ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include/opencv2/text/erfilter.hpp:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include/opencv2/text.hpp:42,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/erfilter.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/erfilter.cpp:3628:31: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
 3628 |             triplet.b = pair1.b;
      |                               ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include/opencv2/text/erfilter.hpp:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include/opencv2/text.hpp:42,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/erfilter.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/erfilter.cpp:3630:83: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
 3630 |                          regions[pair2.a[0]][pair2.a[1]].rect.x)? pair1.a : pair2.a;
      |                                                                                   ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include/opencv2/text/erfilter.hpp:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include/opencv2/text.hpp:42,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/src/erfilter.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
[ 45%] Building CXX object modules/saliency/CMakeFiles/opencv_saliency.dir/src/BING/objectnessBING.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/saliency && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/saliency -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-overloaded-virtual -O2 -g -DNDEBUG -fPIC -MD -MT modules/saliency/CMakeFiles/opencv_saliency.dir/src/BING/objectnessBING.cpp.o -MF CMakeFiles/opencv_saliency.dir/src/BING/objectnessBING.cpp.o.d -o CMakeFiles/opencv_saliency.dir/src/BING/objectnessBING.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/src/BING/objectnessBING.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 45%] Building CXX object modules/saliency/CMakeFiles/opencv_saliency.dir/src/motionSaliency.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/saliency && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/saliency -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-overloaded-virtual -O2 -g -DNDEBUG -fPIC -MD -MT modules/saliency/CMakeFiles/opencv_saliency.dir/src/motionSaliency.cpp.o -MF CMakeFiles/opencv_saliency.dir/src/motionSaliency.cpp.o.d -o CMakeFiles/opencv_saliency.dir/src/motionSaliency.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/src/motionSaliency.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/src/BING/objectnessBING.cpp: In instantiation of ‘const std::vector<ST>& cv::saliency::ObjectnessBING::ValStructVec<VT, ST>::getSortedStructVal() [with VT = float; ST = cv::Vec<int, 4>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/src/BING/objectnessBING.cpp:402:63:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/src/BING/objectnessBING.cpp:508:25: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
  508 |     sortedStructVals[i] = structVals[valIdxes[i].second];
      |     ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/include/opencv2/saliency/saliencyBaseClasses.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/include/opencv2/saliency.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/src/BING/../precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/src/BING/objectnessBING.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
[ 45%] Building CXX object modules/saliency/CMakeFiles/opencv_saliency.dir/src/motionSaliencyBinWangApr2014.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/saliency && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/saliency -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-overloaded-virtual -O2 -g -DNDEBUG -fPIC -MD -MT modules/saliency/CMakeFiles/opencv_saliency.dir/src/motionSaliencyBinWangApr2014.cpp.o -MF CMakeFiles/opencv_saliency.dir/src/motionSaliencyBinWangApr2014.cpp.o.d -o CMakeFiles/opencv_saliency.dir/src/motionSaliencyBinWangApr2014.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/src/motionSaliencyBinWangApr2014.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 46%] Building CXX object modules/saliency/CMakeFiles/opencv_saliency.dir/src/objectness.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/saliency && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/saliency -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-overloaded-virtual -O2 -g -DNDEBUG -fPIC -MD -MT modules/saliency/CMakeFiles/opencv_saliency.dir/src/objectness.cpp.o -MF CMakeFiles/opencv_saliency.dir/src/objectness.cpp.o.d -o CMakeFiles/opencv_saliency.dir/src/objectness.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/src/objectness.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 46%] Building CXX object modules/saliency/CMakeFiles/opencv_saliency.dir/src/saliency.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/saliency && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/saliency -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-overloaded-virtual -O2 -g -DNDEBUG -fPIC -MD -MT modules/saliency/CMakeFiles/opencv_saliency.dir/src/saliency.cpp.o -MF CMakeFiles/opencv_saliency.dir/src/saliency.cpp.o.d -o CMakeFiles/opencv_saliency.dir/src/saliency.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/src/saliency.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 46%] Building CXX object modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/calib3d_c_api.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/calib3d_c_api.cpp.o -MF CMakeFiles/opencv_calib3d.dir/src/calib3d_c_api.cpp.o.d -o CMakeFiles/opencv_calib3d.dir/src/calib3d_c_api.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calib3d_c_api.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/src/motionSaliencyBinWangApr2014.cpp: In member function ‘bool cv::saliency::MotionSaliencyBinWangApr2014::templateReplacement(const cv::Mat&, const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/src/motionSaliencyBinWangApr2014.cpp:531:118: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  531 |                 backgroundModel[backgroundModel.size() - 1]->at<Vec2f>( i, j ) = potentialBackground.at<Vec2b>( i, j );
      |                                                                                                                      ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/include/opencv2/saliency/saliencyBaseClasses.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/include/opencv2/saliency.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/src/motionSaliencyBinWangApr2014.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/src/motionSaliencyBinWangApr2014.cpp:541:114: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  541 |             backgroundModel[backgroundModel.size() - 1]->at<Vec2f>( i, j ) = potentialBackground.at<Vec2b>( i, j );
      |                                                                                                                  ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/include/opencv2/saliency/saliencyBaseClasses.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/include/opencv2/saliency.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/src/motionSaliencyBinWangApr2014.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/src/motionSaliencyBinWangApr2014.cpp: In member function ‘bool cv::saliency::MotionSaliencyBinWangApr2014::activityControl(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/src/motionSaliencyBinWangApr2014.cpp:575:40: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
  575 |     temp = nonZeroIndexes.at<Vec2i>( i );
      |                                        ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/include/opencv2/saliency/saliencyBaseClasses.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/include/opencv2/saliency.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/src/motionSaliencyBinWangApr2014.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/src/motionSaliencyBinWangApr2014.cpp:590:41: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
  590 |     temp2 = nonZeroIndexes.at<Vec2i>( j );
      |                                         ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/include/opencv2/saliency/saliencyBaseClasses.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/include/opencv2/saliency.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/src/motionSaliencyBinWangApr2014.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calib3d_c_api.cpp:8:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 46%] Building CXX object modules/saliency/CMakeFiles/opencv_saliency.dir/src/staticSaliencyFineGrained.cpp.o
[ 46%] Building CXX object modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/calibinit.cpp.o
[ 46%] Building CXX object modules/saliency/CMakeFiles/opencv_saliency.dir/src/staticSaliency.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/saliency && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/saliency -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-overloaded-virtual -O2 -g -DNDEBUG -fPIC -MD -MT modules/saliency/CMakeFiles/opencv_saliency.dir/src/staticSaliencyFineGrained.cpp.o -MF CMakeFiles/opencv_saliency.dir/src/staticSaliencyFineGrained.cpp.o.d -o CMakeFiles/opencv_saliency.dir/src/staticSaliencyFineGrained.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/src/staticSaliencyFineGrained.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/calibinit.cpp.o -MF CMakeFiles/opencv_calib3d.dir/src/calibinit.cpp.o.d -o CMakeFiles/opencv_calib3d.dir/src/calibinit.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibinit.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/saliency && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/saliency -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-overloaded-virtual -O2 -g -DNDEBUG -fPIC -MD -MT modules/saliency/CMakeFiles/opencv_saliency.dir/src/staticSaliency.cpp.o -MF CMakeFiles/opencv_saliency.dir/src/staticSaliency.cpp.o.d -o CMakeFiles/opencv_saliency.dir/src/staticSaliency.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/src/staticSaliency.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 46%] Building CXX object modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/calibration.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/calibration.cpp.o -MF CMakeFiles/opencv_calib3d.dir/src/calibration.cpp.o.d -o CMakeFiles/opencv_calib3d.dir/src/calibration.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp
[ 46%] Building CXX object modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/checkchessboard.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/checkchessboard.cpp.o -MF CMakeFiles/opencv_calib3d.dir/src/checkchessboard.cpp.o.d -o CMakeFiles/opencv_calib3d.dir/src/checkchessboard.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/checkchessboard.cpp
[ 46%] Building CXX object modules/saliency/CMakeFiles/opencv_saliency.dir/src/staticSaliencySpectralResidual.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/saliency && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/saliency -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-overloaded-virtual -O2 -g -DNDEBUG -fPIC -MD -MT modules/saliency/CMakeFiles/opencv_saliency.dir/src/staticSaliencySpectralResidual.cpp.o -MF CMakeFiles/opencv_saliency.dir/src/staticSaliencySpectralResidual.cpp.o.d -o CMakeFiles/opencv_saliency.dir/src/staticSaliencySpectralResidual.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/src/staticSaliencySpectralResidual.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 46%] Building CXX object modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/circlesgrid.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/circlesgrid.cpp.o -MF CMakeFiles/opencv_calib3d.dir/src/circlesgrid.cpp.o.d -o CMakeFiles/opencv_calib3d.dir/src/circlesgrid.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/circlesgrid.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 46%] Building CXX object modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/compat_ptsetreg.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/compat_ptsetreg.cpp.o -MF CMakeFiles/opencv_calib3d.dir/src/compat_ptsetreg.cpp.o.d -o CMakeFiles/opencv_calib3d.dir/src/compat_ptsetreg.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/compat_ptsetreg.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 46%] Building CXX object modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/compat_stereo.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/compat_stereo.cpp.o -MF CMakeFiles/opencv_calib3d.dir/src/compat_stereo.cpp.o.d -o CMakeFiles/opencv_calib3d.dir/src/compat_stereo.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/compat_stereo.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 46%] Building CXX object modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/dls.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/dls.cpp.o -MF CMakeFiles/opencv_calib3d.dir/src/dls.cpp.o.d -o CMakeFiles/opencv_calib3d.dir/src/dls.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/dls.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 46%] Linking CXX shared library ../../lib/libopencv_line_descriptor.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/line_descriptor && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_line_descriptor.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_line_descriptor.so.3.4 -o ../../lib/libopencv_line_descriptor.so.3.4.3 CMakeFiles/opencv_line_descriptor.dir/src/LSDDetector.cpp.o CMakeFiles/opencv_line_descriptor.dir/src/binary_descriptor.cpp.o CMakeFiles/opencv_line_descriptor.dir/src/binary_descriptor_matcher.cpp.o CMakeFiles/opencv_line_descriptor.dir/src/draw.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_features2d.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_flann.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/checkchessboard.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/compat_ptsetreg.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/compat_stereo.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 46%] Building CXX object modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/epnp.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/epnp.cpp.o -MF CMakeFiles/opencv_calib3d.dir/src/epnp.cpp.o.d -o CMakeFiles/opencv_calib3d.dir/src/epnp.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/epnp.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 47%] Building CXX object modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/fisheye.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/fisheye.cpp.o -MF CMakeFiles/opencv_calib3d.dir/src/fisheye.cpp.o.d -o CMakeFiles/opencv_calib3d.dir/src/fisheye.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 47%] Building CXX object modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/five-point.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/five-point.cpp.o -MF CMakeFiles/opencv_calib3d.dir/src/five-point.cpp.o.d -o CMakeFiles/opencv_calib3d.dir/src/five-point.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/five-point.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 47%] Building CXX object modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/fundam.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/fundam.cpp.o -MF CMakeFiles/opencv_calib3d.dir/src/fundam.cpp.o.d -o CMakeFiles/opencv_calib3d.dir/src/fundam.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fundam.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 47%] Building CXX object modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/homography_decomp.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/homography_decomp.cpp.o -MF CMakeFiles/opencv_calib3d.dir/src/homography_decomp.cpp.o.d -o CMakeFiles/opencv_calib3d.dir/src/homography_decomp.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/homography_decomp.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp: In function ‘void cv::fisheye::projectPoints(cv::InputArray, cv::OutputArray, cv::InputArray, cv::InputArray, cv::InputArray, cv::InputArray, double, cv::OutputArray)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:95:35: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
   95 |         f = Vec2f(K(0, 0), K(1, 1));
      |                                   ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:96:35: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
   96 |         c = Vec2f(K(0, 2), K(1, 2));
      |                                   ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:101:35: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  101 |         f = Vec2d(K(0, 0), K(1, 1));
      |                                   ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:102:35: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  102 |         c = Vec2d(K(0, 2), K(1, 2));
      |                                   ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:152:22: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  152 |             xpf[i] = final_point;
      |                      ^~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:154:22: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  154 |             xpd[i] = final_point;
      |                      ^~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:172:67: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  172 |             dxdom[0] = (1.0/Y[2]) * dYdom[0] - x[0]/Y[2] * dYdom[2];
      |                                                                   ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:173:67: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  173 |             dxdom[1] = (1.0/Y[2]) * dYdom[1] - x[1]/Y[2] * dYdom[2];
      |                                                                   ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:176:65: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  176 |             dxdT[0]  = (1.0/Y[2]) * dYdT[0] - x[0]/Y[2] * dYdT[2];
      |                                                                 ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:177:65: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  177 |             dxdT[1]  = (1.0/Y[2]) * dYdT[1] - x[1]/Y[2] * dYdT[2];
      |                                                                 ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:209:60: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  209 |             dxd1dom[0] = x[0] * dcdistdom + cdist * dxdom[0];
      |                                                            ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:210:60: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  210 |             dxd1dom[1] = x[1] * dcdistdom + cdist * dxdom[1];
      |                                                            ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:211:59: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  211 |             dxd1dT[0]  = x[0] * dcdistdT  + cdist * dxdT[0];
      |                                                           ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:212:59: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  212 |             dxd1dT[1]  = x[1] * dcdistdT  + cdist * dxdT[1];
      |                                                           ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:213:33: warning: implicitly-declared ‘constexpr cv::Vec<double, 4>& cv::Vec<double, 4>::operator=(const cv::Vec<double, 4>&)’ is deprecated [-Wdeprecated-copy]
  213 |             dxd1dk[0]  = x[0] * dcdistdk;
      |                                 ^~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:214:33: warning: implicitly-declared ‘constexpr cv::Vec<double, 4>& cv::Vec<double, 4>::operator=(const cv::Vec<double, 4>&)’ is deprecated [-Wdeprecated-copy]
  214 |             dxd1dk[1]  = x[1] * dcdistdk;
      |                                 ^~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:219:56: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  219 |             dxd3dom[0] = dxd1dom[0] + alpha * dxd1dom[1];
      |                                                        ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:220:35: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  220 |             dxd3dom[1] = dxd1dom[1];
      |                                   ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:221:55: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  221 |             dxd3dT[0]  = dxd1dT[0]  + alpha * dxd1dT[1];
      |                                                       ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:222:34: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  222 |             dxd3dT[1]  = dxd1dT[1];
      |                                  ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:223:55: warning: implicitly-declared ‘constexpr cv::Vec<double, 4>& cv::Vec<double, 4>::operator=(const cv::Vec<double, 4>&)’ is deprecated [-Wdeprecated-copy]
  223 |             dxd3dk[0]  = dxd1dk[0]  + alpha * dxd1dk[1];
      |                                                       ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:224:34: warning: implicitly-declared ‘constexpr cv::Vec<double, 4>& cv::Vec<double, 4>::operator=(const cv::Vec<double, 4>&)’ is deprecated [-Wdeprecated-copy]
  224 |             dxd3dk[1]  = dxd1dk[1];
      |                                  ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:229:41: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  229 |             Jn[0].dom = f[0] * dxd3dom[0];
      |                                         ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:230:41: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  230 |             Jn[1].dom = f[1] * dxd3dom[1];
      |                                         ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:232:39: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  232 |             Jn[0].dT = f[0] * dxd3dT[0];
      |                                       ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:233:39: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  233 |             Jn[1].dT = f[1] * dxd3dT[1];
      |                                       ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:235:39: warning: implicitly-declared ‘constexpr cv::Vec<double, 4>& cv::Vec<double, 4>::operator=(const cv::Vec<double, 4>&)’ is deprecated [-Wdeprecated-copy]
  235 |             Jn[0].dk = f[0] * dxd3dk[0];
      |                                       ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:236:39: warning: implicitly-declared ‘constexpr cv::Vec<double, 4>& cv::Vec<double, 4>::operator=(const cv::Vec<double, 4>&)’ is deprecated [-Wdeprecated-copy]
  236 |             Jn[1].dk = f[1] * dxd3dk[1];
      |                                       ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:241:39: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  241 |             Jn[0].df = Vec2d(xd3[0], 0);
      |                                       ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:242:39: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  242 |             Jn[1].df = Vec2d(0, xd3[1]);
      |                                       ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:244:34: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  244 |             Jn[0].dc = Vec2d(1, 0);
      |                                  ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:245:34: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  245 |             Jn[1].dc = Vec2d(0, 1);
      |                                  ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp: In function ‘void cv::fisheye::distortPoints(cv::InputArray, cv::OutputArray, cv::InputArray, cv::InputArray, double)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:271:45: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  271 |         f = Vec2f(camMat(0, 0), camMat(1, 1));
      |                                             ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:272:45: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  272 |         c = Vec2f(camMat(0, 2), camMat(1, 2));
      |                                             ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:277:45: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  277 |         f = Vec2d(camMat(0, 0), camMat(1, 1));
      |                                             ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:278:45: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  278 |         c = Vec2d(camMat(0 ,2), camMat(1, 2));
      |                                             ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:311:22: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  311 |             xpf[i] = final_point;
      |                      ^~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:313:22: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  313 |             xpd[i] = final_point;
      |                      ^~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp: In function ‘void cv::fisheye::undistortPoints(cv::InputArray, cv::OutputArray, cv::InputArray, cv::InputArray, cv::InputArray, cv::InputArray)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:336:45: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  336 |         f = Vec2f(camMat(0, 0), camMat(1, 1));
      |                                             ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:337:45: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  337 |         c = Vec2f(camMat(0, 2), camMat(1, 2));
      |                                             ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:342:45: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  342 |         f = Vec2d(camMat(0, 0), camMat(1, 1));
      |                                             ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:343:45: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  343 |         c = Vec2d(camMat(0, 2), camMat(1, 2));
      |                                             ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:416:23: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  416 |             dstf[i] = fi;
      |                       ^~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:418:23: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  418 |             dstd[i] = fi;
      |                       ^~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp: In function ‘void cv::fisheye::initUndistortRectifyMap(cv::InputArray, cv::InputArray, cv::InputArray, cv::InputArray, const Size&, int, cv::OutputArray, cv::OutputArray)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:444:45: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  444 |         f = Vec2f(camMat(0, 0), camMat(1, 1));
      |                                             ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:445:45: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  445 |         c = Vec2f(camMat(0, 2), camMat(1, 2));
      |                                             ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:450:45: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  450 |         f = Vec2d(camMat(0, 0), camMat(1, 1));
      |                                             ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:451:45: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  451 |         c = Vec2d(camMat(0, 2), camMat(1, 2));
      |                                             ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:456:91: warning: implicitly-declared ‘constexpr cv::Vec<double, 4>& cv::Vec<double, 4>::operator=(const cv::Vec<double, 4>&)’ is deprecated [-Wdeprecated-copy]
  456 |         k = D.depth() == CV_32F ? (Vec4d)*D.getMat().ptr<Vec4f>(): *D.getMat().ptr<Vec4d>();
      |                                                                                           ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp: In function ‘void cv::fisheye::estimateNewCameraMatrixForUndistortRectify(cv::InputArray, cv::InputArray, const Size&, cv::InputArray, cv::OutputArray, double, const Size&, double)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:561:27: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  561 |     pptr[0] = Vec2d(w/2, 0);
      |                           ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:562:27: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  562 |     pptr[1] = Vec2d(w, h/2);
      |                           ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:563:27: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  563 |     pptr[2] = Vec2d(w/2, h);
      |                           ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:564:27: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  564 |     pptr[3] = Vec2d(0, h/2);
      |                           ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp: In function ‘void cv::fisheye::stereoRectify(cv::InputArray, cv::InputArray, cv::InputArray, cv::InputArray, const Size&, cv::InputArray, cv::InputArray, cv::OutputArray, cv::OutputArray, cv::OutputArray, cv::OutputArray, cv::OutputArray, int, const Size&, double, double)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:639:36: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  639 |         rvec = Affine3d(rmat).rvec();
      |                                    ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.hpp: In member function ‘cv::internal::IntrinsicParams& cv::internal::IntrinsicParams::operator=(cv::internal::IntrinsicParams&&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.hpp:7:19: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
    7 | struct CV_EXPORTS IntrinsicParams
      |                   ^~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.hpp:7:19: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
    7 | struct CV_EXPORTS IntrinsicParams
      |                   ^~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.hpp:7:19: warning: implicitly-declared ‘constexpr cv::Vec<double, 4>& cv::Vec<double, 4>::operator=(const cv::Vec<double, 4>&)’ is deprecated [-Wdeprecated-copy]
    7 | struct CV_EXPORTS IntrinsicParams
      |                   ^~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp: In function ‘double cv::fisheye::calibrate(cv::InputArrayOfArrays, cv::InputArrayOfArrays, const Size&, cv::InputOutputArray, cv::InputOutputArray, cv::OutputArrayOfArrays, cv::OutputArrayOfArrays, int, cv::TermCriteria)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:788:51: note: synthesized method ‘cv::internal::IntrinsicParams& cv::internal::IntrinsicParams::operator=(cv::internal::IntrinsicParams&&)’ first required here
  788 |         currentParam = finalParam + alpha_smooth2*G;
      |                                                   ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.hpp: In member function ‘cv::internal::IntrinsicParams& cv::internal::IntrinsicParams::operator=(const cv::internal::IntrinsicParams&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.hpp:7:19: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
    7 | struct CV_EXPORTS IntrinsicParams
      |                   ^~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.hpp:7:19: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
    7 | struct CV_EXPORTS IntrinsicParams
      |                   ^~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.hpp:7:19: warning: implicitly-declared ‘constexpr cv::Vec<double, 4>& cv::Vec<double, 4>::operator=(const cv::Vec<double, 4>&)’ is deprecated [-Wdeprecated-copy]
    7 | struct CV_EXPORTS IntrinsicParams
      |                   ^~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp: In function ‘double cv::fisheye::calibrate(cv::InputArrayOfArrays, cv::InputArrayOfArrays, const Size&, cv::InputOutputArray, cv::InputOutputArray, cv::OutputArrayOfArrays, cv::OutputArrayOfArrays, int, cv::TermCriteria)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:794:22: note: synthesized method ‘cv::internal::IntrinsicParams& cv::internal::IntrinsicParams::operator=(const cv::internal::IntrinsicParams&)’ first required here
  794 |         finalParam = currentParam;
      |                      ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp: In function ‘double cv::fisheye::stereoCalibrate(cv::InputArrayOfArrays, cv::InputArrayOfArrays, cv::InputArrayOfArrays, cv::InputOutputArray, cv::InputOutputArray, cv::InputOutputArray, cv::InputOutputArray, cv::Size, cv::OutputArray, cv::OutputArray, int, cv::TermCriteria)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:1040:68: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
 1040 |         omcur = omcur + cv::Vec3d(deltas.rowRange(a + b, a + b + 3));
      |                                                                    ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:1041:70: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
 1041 |         Tcur = Tcur + cv::Vec3d(deltas.rowRange(a + b + 3, a + b + 6));
      |                                                                      ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:1044:139: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
 1044 |             rvecs1[image_idx] = cv::Mat(cv::Mat(rvecs1[image_idx]) + deltas.rowRange(a + b + 6 + image_idx * 6, a + b + 9 + image_idx * 6));
      |                                                                                                                                           ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:1045:140: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
 1045 |             tvecs1[image_idx] = cv::Mat(cv::Mat(tvecs1[image_idx]) + deltas.rowRange(a + b + 9 + image_idx * 6, a + b + 12 + image_idx * 6));
      |                                                                                                                                            ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp: In member function ‘void cv::internal::IntrinsicParams::Init(const Vec2d&, const Vec2d&, const Vec4d&, const double&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:1165:15: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
 1165 |     this->c = _c;
      |               ^~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:1166:15: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
 1166 |     this->f = _f;
      |               ^~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:1167:15: warning: implicitly-declared ‘constexpr cv::Vec<double, 4>& cv::Vec<double, 4>::operator=(const cv::Vec<double, 4>&)’ is deprecated [-Wdeprecated-copy]
 1167 |     this->k = _k;
      |               ^~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp: In function ‘void cv::internal::ComputeExtrinsicRefine(const cv::Mat&, const cv::Mat&, cv::Mat&, cv::Mat&, cv::Mat&, int, const cv::internal::IntrinsicParams&, double)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:1219:26: warning: implicitly-declared ‘constexpr cv::Vec<double, 6>& cv::Vec<double, 6>::operator=(const cv::Vec<double, 6>&)’ is deprecated [-Wdeprecated-copy]
 1219 |             extrinsics = param_up;
      |                          ^~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 6>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 6]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp: In function ‘cv::Mat cv::internal::NormalizePixels(const cv::Mat&, const cv::internal::IntrinsicParams&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:1340:84: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
 1340 |         ptr_d[i] = (ptr[i] - param.c).mul(Vec2d(1.0 / param.f[0], 1.0 / param.f[1]));
      |                                                                                    ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
[ 47%] Building CXX object modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/levmarq.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/levmarq.cpp.o -MF CMakeFiles/opencv_calib3d.dir/src/levmarq.cpp.o.d -o CMakeFiles/opencv_calib3d.dir/src/levmarq.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/levmarq.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp: In function ‘void cvProjectPoints2(const CvMat*, const CvMat*, const CvMat*, const CvMat*, const CvMat*, CvMat*, CvMat*, CvMat*, CvMat*, CvMat*, CvMat*, double)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:603:39: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  603 |         _r = cvMat( 3, 1, CV_64FC1, r );
      |                                       ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:610:93: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  610 |         _r = cvMat( r_vec->rows, r_vec->cols, CV_MAKETYPE(CV_64F,CV_MAT_CN(r_vec->type)), r );
      |                                                                                             ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:621:89: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  621 |     _t = cvMat( t_vec->rows, t_vec->cols, CV_MAKETYPE(CV_64F,CV_MAT_CN(t_vec->type)), t );
      |                                                                                         ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:649:72: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  649 |                     CV_MAKETYPE(CV_64F,CV_MAT_CN(distCoeffs->type)), k );
      |                                                                        ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:778:44: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  778 |         vecTilt = matTilt*Vec3d(xd0, yd0, 1);
      |                                            ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:820:66: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  820 |                 dXdYd = dMatTilt*Vec2d(x*icdist2*r2, y*icdist2*r2);
      |                                                                  ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:823:66: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  823 |                 dXdYd = dMatTilt*Vec2d(x*icdist2*r4, y*icdist2*r4);
      |                                                                  ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:828:50: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  828 |                     dXdYd = dMatTilt*Vec2d(a1, a3);
      |                                                  ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:831:50: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  831 |                     dXdYd = dMatTilt*Vec2d(a2, a1);
      |                                                  ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:836:74: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  836 |                         dXdYd = dMatTilt*Vec2d(x*icdist2*r6, y*icdist2*r6);
      |                                                                          ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:843:91: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  843 |                               x*cdist*(-icdist2)*icdist2*r2, y*cdist*(-icdist2)*icdist2*r2);
      |                                                                                           ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:847:91: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  847 |                               x*cdist*(-icdist2)*icdist2*r4, y*cdist*(-icdist2)*icdist2*r4);
      |                                                                                           ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:851:91: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  851 |                               x*cdist*(-icdist2)*icdist2*r6, y*cdist*(-icdist2)*icdist2*r6);
      |                                                                                           ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:856:61: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  856 |                                 dXdYd = dMatTilt*Vec2d(r2, 0);
      |                                                             ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:859:61: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  859 |                                 dXdYd = dMatTilt*Vec2d(r4, 0);
      |                                                             ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:862:61: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  862 |                                 dXdYd = dMatTilt*Vec2d(0, r2);
      |                                                             ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:865:61: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  865 |                                 dXdYd = dMatTilt*Vec2d(0, r4);
      |                                                             ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:870:81: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  870 |                                     dVecTilt = dMatTiltdTauX * Vec3d(xd0, yd0, 1);
      |                                                                                 ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:875:81: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  875 |                                     dVecTilt = dMatTiltdTauY * Vec3d(xd0, yd0, 1);
      |                                                                                 ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:901:56: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  901 |                     dXdYd = dMatTilt*Vec2d(dmxdt, dmydt);
      |                                                        ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:940:56: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  940 |                     dXdYd = dMatTilt*Vec2d(dmxdr, dmydr);
      |                                                        ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp: In function ‘void cvFindExtrinsicCameraParams2(const CvMat*, const CvMat*, const CvMat*, const CvMat*, CvMat*, CvMat*, int)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:1071:23: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 1071 |                 _h2 = _h1; _h2.data.db++;
      |                       ^~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:1072:23: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 1072 |                 _h3 = _h2; _h3.data.db++;
      |                       ^~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:1130:52: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 1130 |             _RRt = cvMat( 3, 4, CV_64F, LV + 11*12 );
      |                                                    ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:1177:58: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 1177 |         CV_MAKETYPE(CV_64F,CV_MAT_CN(rvec->type)), param );
      |                                                          ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:1179:62: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 1179 |         CV_MAKETYPE(CV_64F,CV_MAT_CN(tvec->type)), param + 3 );
      |                                                              ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp: In function ‘double cvCalibrateCamera2Internal(const CvMat*, const CvMat*, const CvMat*, CvSize, CvMat*, CvMat*, CvMat*, CvMat*, CvMat*, CvMat*, int, CvTermCriteria)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:1425:103: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 1425 |     _k = cvMat( distCoeffs->rows, distCoeffs->cols, CV_MAKETYPE(CV_64F,CV_MAT_CN(distCoeffs->type)), k);
      |                                                                                                       ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:1682:81: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 1682 |             src = cvMat( 3, 1, CV_64F, solver.param->data.db + NINTRINSIC + i*6 );
      |                                                                                 ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:1686:53: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 1686 |                     rvecs->data.ptr + rvecs->step*i );
      |                                                     ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:1694:53: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 1694 |                     rvecs->data.ptr + rvecs->step*i );
      |                                                     ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:1700:85: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 1700 |             src = cvMat( 3, 1, CV_64F, solver.param->data.db + NINTRINSIC + i*6 + 3 );
      |                                                                                     ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:1703:53: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 1703 |                     tvecs->data.ptr + tvecs->step*i );
      |                                                     ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fundam.cpp: In function ‘void cv::convertPointsToHomogeneous(cv::InputArray, cv::OutputArray)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fundam.cpp:1054:67: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
 1054 |                 dptr[i] = Vec4i(sptr[i].x, sptr[i].y, sptr[i].z, 1);
      |                                                                   ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fundam.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fundam.cpp:1071:69: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
 1071 |                 dptr[i] = Vec4f(sptr[i].x, sptr[i].y, sptr[i].z, 1.f);
      |                                                                     ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fundam.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fundam.cpp:1088:68: warning: implicitly-declared ‘constexpr cv::Vec<double, 4>& cv::Vec<double, 4>::operator=(const cv::Vec<double, 4>&)’ is deprecated [-Wdeprecated-copy]
 1088 |                 dptr[i] = Vec4d(sptr[i].x, sptr[i].y, sptr[i].z, 1.);
      |                                                                    ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fundam.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp: In function ‘double cvStereoCalibrateImpl(const CvMat*, const CvMat*, const CvMat*, const CvMat*, CvMat*, CvMat*, CvMat*, CvMat*, CvSize, CvMat*, CvMat*, CvMat*, CvMat*, CvMat*, int, CvTermCriteria)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:1816:37: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 1816 |         K[k] = cvMat(3,3,CV_64F,A[k]);
      |                                     ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:1817:42: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 1817 |         Dist[k] = cvMat(1,14,CV_64F,dk[k]);
      |                                          ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fundam.cpp: In function ‘double cv::sampsonDistance(cv::InputArray, cv::InputArray, cv::InputArray)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fundam.cpp:1126:31: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
 1126 |     Ft_pt2 = Ft_pt2.mul(Ft_pt2);
      |                               ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fundam.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fundam.cpp:1127:28: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
 1127 |     F_pt1 = F_pt1.mul(F_pt1);
      |                            ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/fundam.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:1935:71: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 1935 |         objpt_i = cvMat(1, ni, CV_64FC3, objectPoints->data.db + ofs*3);
      |                                                                       ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:1938:80: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 1938 |             imgpt_i[k] = cvMat(1, ni, CV_64FC2, imagePoints[k]->data.db + ofs*2);
      |                                                                                ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:1939:47: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 1939 |             om[k] = cvMat(3, 1, CV_64F, _om[k]);
      |                                               ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:1940:44: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 1940 |             R[k] = cvMat(3, 3, CV_64F, r[k]);
      |                                            ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:1941:44: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 1941 |             T[k] = cvMat(3, 1, CV_64F, t[k]);
      |                                            ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:2013:54: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 2013 |     om_LR = cvMat(3, 1, CV_64F, solver.param->data.db);
      |                                                      ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:2014:57: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 2014 |     T_LR = cvMat(3, 1, CV_64F, solver.param->data.db + 3);
      |                                                         ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:2036:38: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 2036 |         om[1] = cvMat(3,1,CV_64F,_omR);
      |                                      ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:2037:36: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 2037 |         T[1] = cvMat(3,1,CV_64F,_tR);
      |                                    ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:2086:67: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 2086 |             om[0] = cvMat(3,1,CV_64F,solver.param->data.db+(i+1)*6);
      |                                                                   ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:2087:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 2087 |             T[0] = cvMat(3,1,CV_64F,solver.param->data.db+(i+1)*6+3);
      |                                                                    ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:2095:75: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 2095 |             objpt_i = cvMat(1, ni, CV_64FC3, objectPoints->data.db + ofs*3);
      |                                                                           ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:2107:84: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 2107 |                 imgpt_i[k] = cvMat(1, ni, CV_64FC2, imagePoints[k]->data.db + ofs*2);
      |                                                                                    ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/homography_decomp.cpp: In member function ‘bool cv::HomographyDecomposition::HomographyDecompZhang::findMotionFrom_tstar_n(const Vec3d&, const Vec3d&, cv::HomographyDecomposition::CameraMotion&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/homography_decomp.cpp:188:27: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  188 |     motion.t = motion.R * tstar;
      |                           ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/homography_decomp.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/homography_decomp.cpp:189:16: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  189 |     motion.n = n;
      |                ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/homography_decomp.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/homography_decomp.cpp: In member function ‘virtual void cv::HomographyDecomposition::HomographyDecompInria::decompose(std::vector<cv::HomographyDecomposition::_CameraMotion>&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/homography_decomp.cpp:332:33: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  332 |         motion.t = Vec3d(0, 0, 0);
      |                                 ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/homography_decomp.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/homography_decomp.cpp:333:33: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  333 |         motion.n = Vec3d(0, 0, 0);
      |                                 ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/homography_decomp.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/homography_decomp.cpp:419:15: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  419 |     ta = Ra * ta_star;
      |               ^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/homography_decomp.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/homography_decomp.cpp:422:23: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  422 |     camMotions[0].t = ta;
      |                       ^~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/homography_decomp.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/homography_decomp.cpp:423:23: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  423 |     camMotions[0].n = na;
      |                       ^~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/homography_decomp.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/homography_decomp.cpp:427:24: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  427 |     camMotions[1].t = -ta;
      |                        ^~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/homography_decomp.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/homography_decomp.cpp:428:24: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  428 |     camMotions[1].n = -na;
      |                        ^~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/homography_decomp.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/homography_decomp.cpp:432:15: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  432 |     tb = Rb * tb_star;
      |               ^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/homography_decomp.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/homography_decomp.cpp:435:23: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  435 |     camMotions[2].t = tb;
      |                       ^~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/homography_decomp.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/homography_decomp.cpp:436:23: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  436 |     camMotions[2].n = nb;
      |                       ^~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/homography_decomp.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/homography_decomp.cpp:440:24: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  440 |     camMotions[3].t = -tb;
      |                        ^~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/homography_decomp.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/homography_decomp.cpp:441:24: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  441 |     camMotions[3].n = -nb;
      |                        ^~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/homography_decomp.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/epnp.h:5,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/epnp.cpp:3:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp: In function ‘void cv::reprojectImageTo3D(cv::InputArray, cv::OutputArray, cv::InputArray, bool, int)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:2865:40: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
 2865 |             dptr[x] = Vec3d(homg_pt.val);
      |                                        ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:2877:34: warning: implicitly-declared ‘constexpr cv::Vec<short int, 3>& cv::Vec<short int, 3>::operator=(const cv::Vec<short int, 3>&)’ is deprecated [-Wdeprecated-copy]
 2877 |                 dptr0[x] = dptr[x];
      |                                  ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:2885:34: warning: implicitly-declared ‘constexpr cv::Vec<int, 3>& cv::Vec<int, 3>::operator=(const cv::Vec<int, 3>&)’ is deprecated [-Wdeprecated-copy]
 2885 |                 dptr0[x] = dptr[x];
      |                                  ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp: In function ‘void cv::Rodrigues(cv::InputArray, cv::OutputArray, cv::OutputArray)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:3235:39: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 3235 |         _cjacobian = _jacobian.getMat();
      |                                       ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp: In function ‘void cv::composeRT(cv::InputArray, cv::InputArray, cv::InputArray, cv::InputArray, cv::OutputArray, cv::OutputArray, cv::OutputArray, cv::OutputArray, cv::OutputArray, cv::OutputArray, cv::OutputArray, cv::OutputArray, cv::OutputArray, cv::OutputArray)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:3283:25: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 3283 |     CV_COMPOSE_RT_PARAM(dr3dr1); CV_COMPOSE_RT_PARAM(dr3dt1);
      |                         ^~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:3280:37: note: in definition of macro ‘CV_COMPOSE_RT_PARAM’
 3280 |         p_ ## name = &(c_ ## name = name); \
      |                                     ^~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:3283:54: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 3283 |     CV_COMPOSE_RT_PARAM(dr3dr1); CV_COMPOSE_RT_PARAM(dr3dt1);
      |                                                      ^~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:3280:37: note: in definition of macro ‘CV_COMPOSE_RT_PARAM’
 3280 |         p_ ## name = &(c_ ## name = name); \
      |                                     ^~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:3284:25: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 3284 |     CV_COMPOSE_RT_PARAM(dr3dr2); CV_COMPOSE_RT_PARAM(dr3dt2);
      |                         ^~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:3280:37: note: in definition of macro ‘CV_COMPOSE_RT_PARAM’
 3280 |         p_ ## name = &(c_ ## name = name); \
      |                                     ^~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:3284:54: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 3284 |     CV_COMPOSE_RT_PARAM(dr3dr2); CV_COMPOSE_RT_PARAM(dr3dt2);
      |                                                      ^~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:3280:37: note: in definition of macro ‘CV_COMPOSE_RT_PARAM’
 3280 |         p_ ## name = &(c_ ## name = name); \
      |                                     ^~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:3285:25: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 3285 |     CV_COMPOSE_RT_PARAM(dt3dr1); CV_COMPOSE_RT_PARAM(dt3dt1);
      |                         ^~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:3280:37: note: in definition of macro ‘CV_COMPOSE_RT_PARAM’
 3280 |         p_ ## name = &(c_ ## name = name); \
      |                                     ^~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:3285:54: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 3285 |     CV_COMPOSE_RT_PARAM(dt3dr1); CV_COMPOSE_RT_PARAM(dt3dt1);
      |                                                      ^~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:3280:37: note: in definition of macro ‘CV_COMPOSE_RT_PARAM’
 3280 |         p_ ## name = &(c_ ## name = name); \
      |                                     ^~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:3286:25: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 3286 |     CV_COMPOSE_RT_PARAM(dt3dr2); CV_COMPOSE_RT_PARAM(dt3dt2);
      |                         ^~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:3280:37: note: in definition of macro ‘CV_COMPOSE_RT_PARAM’
 3280 |         p_ ## name = &(c_ ## name = name); \
      |                                     ^~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:3286:54: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 3286 |     CV_COMPOSE_RT_PARAM(dt3dr2); CV_COMPOSE_RT_PARAM(dt3dt2);
      |                                                      ^~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:3280:37: note: in definition of macro ‘CV_COMPOSE_RT_PARAM’
 3280 |         p_ ## name = &(c_ ## name = name); \
      |                                     ^~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp: In function ‘void cv::projectPoints(cv::InputArray, cv::InputArray, cv::InputArray, cv::InputArray, cv::InputArray, cv::OutputArray, cv::OutputArray, double)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:3333:52: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 3333 |         pdpdrot = &(dpdrot = jacobian.colRange(0, 3));
      |                                                    ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:3334:48: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 3334 |         pdpdt = &(dpdt = jacobian.colRange(3, 6));
      |                                                ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:3335:48: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 3335 |         pdpdf = &(dpdf = jacobian.colRange(6, 8));
      |                                                ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:3336:49: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 3336 |         pdpdc = &(dpdc = jacobian.colRange(8, 10));
      |                                                 ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:3337:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 3337 |         pdpddist = &(dpddist = jacobian.colRange(10, 10+ndistCoeffs));
      |                                                                    ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp: In function ‘double cv::stereoCalibrate(cv::InputArrayOfArrays, cv::InputArrayOfArrays, cv::InputArrayOfArrays, cv::InputOutputArray, cv::InputOutputArray, cv::InputOutputArray, cv::InputOutputArray, cv::Size, cv::InputOutputArray, cv::InputOutputArray, cv::OutputArray, cv::OutputArray, cv::OutputArray, int, cv::TermCriteria)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:3595:31: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 3595 |         c_matE = _Emat.getMat();
      |                               ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:3600:31: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 3600 |         c_matF = _Fmat.getMat();
      |                               ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:3607:42: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 3607 |         c_matErr = _perViewErrors.getMat();
      |                                          ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp: In function ‘void cv::stereoRectify(cv::InputArray, cv::InputArray, cv::InputArray, cv::InputArray, cv::Size, cv::InputArray, cv::InputArray, cv::OutputArray, cv::OutputArray, cv::OutputArray, cv::OutputArray, cv::OutputArray, int, double, cv::Size, cv::Rect*, cv::Rect*)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:3653:36: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 3653 |         p_Q = &(c_Q = _Qmat.getMat());
      |                                    ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp: In function ‘bool cv::stereoRectifyUncalibrated(cv::InputArray, cv::InputArray, cv::InputArray, cv::Size, cv::OutputArray, cv::OutputArray, double)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:3677:23: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 3677 |         p_F = &(c_F = F);
      |                       ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp: In function ‘cv::Vec3d cv::RQDecomp3x3(cv::InputArray, cv::OutputArray, cv::OutputArray, cv::OutputArray, cv::OutputArray, cv::OutputArray)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:3728:26: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 3728 |     CV_RQDecomp3x3_PARAM(Qx);
      |                          ^~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:3725:22: note: in definition of macro ‘CV_RQDecomp3x3_PARAM’
 3725 |         c_ ## name = name; p ## name = &c_ ## name; \
      |                      ^~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:3729:26: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 3729 |     CV_RQDecomp3x3_PARAM(Qy);
      |                          ^~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:3725:22: note: in definition of macro ‘CV_RQDecomp3x3_PARAM’
 3725 |         c_ ## name = name; p ## name = &c_ ## name; \
      |                      ^~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:3730:26: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 3730 |     CV_RQDecomp3x3_PARAM(Qz);
      |                          ^~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:3725:22: note: in definition of macro ‘CV_RQDecomp3x3_PARAM’
 3725 |         c_ ## name = name; p ## name = &c_ ## name; \
      |                      ^~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp: In function ‘void cv::decomposeProjectionMatrix(cv::InputArray, cv::OutputArray, cv::OutputArray, cv::OutputArray, cv::OutputArray, cv::OutputArray, cv::OutputArray, cv::OutputArray)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:3766:40: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 3766 |     CV_decomposeProjectionMatrix_PARAM(rotMatrixX);
      |                                        ^~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:3763:22: note: in definition of macro ‘CV_decomposeProjectionMatrix_PARAM’
 3763 |         c_ ## name = name; p_ ## name = &c_ ## name; \
      |                      ^~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:3767:40: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 3767 |     CV_decomposeProjectionMatrix_PARAM(rotMatrixY);
      |                                        ^~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:3763:22: note: in definition of macro ‘CV_decomposeProjectionMatrix_PARAM’
 3763 |         c_ ## name = name; p_ ## name = &c_ ## name; \
      |                      ^~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:3768:40: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 3768 |     CV_decomposeProjectionMatrix_PARAM(rotMatrixZ);
      |                                        ^~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:3763:22: note: in definition of macro ‘CV_decomposeProjectionMatrix_PARAM’
 3763 |         c_ ## name = name; p_ ## name = &c_ ## name; \
      |                      ^~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/calibration.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 47%] Building CXX object modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/main.cpp.o
[ 47%] Linking CXX shared library ../../lib/libopencv_saliency.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/main.cpp.o -MF CMakeFiles/opencv_calib3d.dir/src/main.cpp.o.d -o CMakeFiles/opencv_calib3d.dir/src/main.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/main.cpp
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/saliency && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_saliency.dir/link.txt --verbose=1
[ 47%] Building CXX object modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/p3p.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/p3p.cpp.o -MF CMakeFiles/opencv_calib3d.dir/src/p3p.cpp.o.d -o CMakeFiles/opencv_calib3d.dir/src/p3p.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/p3p.cpp
[ 47%] Building CXX object modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/polynom_solver.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/polynom_solver.cpp.o -MF CMakeFiles/opencv_calib3d.dir/src/polynom_solver.cpp.o.d -o CMakeFiles/opencv_calib3d.dir/src/polynom_solver.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/polynom_solver.cpp
[ 47%] Linking CXX shared library ../../lib/libopencv_text.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/text && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_text.dir/link.txt --verbose=1
[ 47%] Built target opencv_ts
make  -f modules/core/CMakeFiles/opencv_test_core.dir/build.make modules/core/CMakeFiles/opencv_test_core.dir/depend
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-overloaded-virtual -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_saliency.so.3.4 -o ../../lib/libopencv_saliency.so.3.4.3 CMakeFiles/opencv_saliency.dir/src/BING/CmFile.cpp.o CMakeFiles/opencv_saliency.dir/src/BING/CmShow.cpp.o CMakeFiles/opencv_saliency.dir/src/BING/FilterTIG.cpp.o CMakeFiles/opencv_saliency.dir/src/BING/ValStructVec.cpp.o CMakeFiles/opencv_saliency.dir/src/BING/objectnessBING.cpp.o CMakeFiles/opencv_saliency.dir/src/motionSaliency.cpp.o CMakeFiles/opencv_saliency.dir/src/motionSaliencyBinWangApr2014.cpp.o CMakeFiles/opencv_saliency.dir/src/objectness.cpp.o CMakeFiles/opencv_saliency.dir/src/saliency.cpp.o CMakeFiles/opencv_saliency.dir/src/staticSaliency.cpp.o CMakeFiles/opencv_saliency.dir/src/staticSaliencyFineGrained.cpp.o CMakeFiles/opencv_saliency.dir/src/staticSaliencySpectralResidual.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_features2d.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_flann.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_text.so.3.4 -o ../../lib/libopencv_text.so.3.4.3 CMakeFiles/opencv_text.dir/src/erfilter.cpp.o CMakeFiles/opencv_text.dir/src/ocr_beamsearch_decoder.cpp.o CMakeFiles/opencv_text.dir/src/ocr_hmm_decoder.cpp.o CMakeFiles/opencv_text.dir/src/ocr_holistic.cpp.o CMakeFiles/opencv_text.dir/src/ocr_tesseract.cpp.o CMakeFiles/opencv_text.dir/src/text_detectorCNN.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_ml.so.3.4.3 ../../lib/libopencv_dnn.so.3.4.3 ../../lib/libopencv_features2d.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_flann.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core/CMakeFiles/opencv_test_core.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/core/CMakeFiles/opencv_test_core.dir/build.make modules/core/CMakeFiles/opencv_test_core.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 48%] Building CXX object modules/core/CMakeFiles/opencv_test_core.dir/test/ocl/test_arithm.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/core/CMakeFiles/opencv_test_core.dir/test/ocl/test_arithm.cpp.o -MF CMakeFiles/opencv_test_core.dir/test/ocl/test_arithm.cpp.o.d -o CMakeFiles/opencv_test_core.dir/test/ocl/test_arithm.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/ocl/test_arithm.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/line_descriptor && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_line_descriptor.so.3.4.3 ../../lib/libopencv_line_descriptor.so.3.4 ../../lib/libopencv_line_descriptor.so
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/saliency && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_saliency.so.3.4.3 ../../lib/libopencv_saliency.so.3.4 ../../lib/libopencv_saliency.so
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/text && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_text.so.3.4.3 ../../lib/libopencv_text.so.3.4 ../../lib/libopencv_text.so
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 48%] Built target opencv_text
make  -f modules/flann/CMakeFiles/opencv_test_flann.dir/build.make modules/flann/CMakeFiles/opencv_test_flann.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/flann /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/flann/CMakeFiles/opencv_test_flann.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/flann/CMakeFiles/opencv_test_flann.dir/build.make modules/flann/CMakeFiles/opencv_test_flann.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 49%] Building CXX object modules/flann/CMakeFiles/opencv_test_flann.dir/test/test_lshtable_badarg.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/flann && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/flann/CMakeFiles/opencv_test_flann.dir/test/test_lshtable_badarg.cpp.o -MF CMakeFiles/opencv_test_flann.dir/test/test_lshtable_badarg.cpp.o.d -o CMakeFiles/opencv_test_flann.dir/test/test_lshtable_badarg.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/test/test_lshtable_badarg.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 49%] Built target opencv_line_descriptor
make  -f modules/hdf/CMakeFiles/opencv_test_hdf.dir/build.make modules/hdf/CMakeFiles/opencv_test_hdf.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hdf /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/hdf /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/hdf/CMakeFiles/opencv_test_hdf.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/hdf/CMakeFiles/opencv_test_hdf.dir/build.make modules/hdf/CMakeFiles/opencv_test_hdf.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 49%] Building CXX object modules/hdf/CMakeFiles/opencv_test_hdf.dir/test/test_hdf5.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/hdf && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hdf/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hdf/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIE -MD -MT modules/hdf/CMakeFiles/opencv_test_hdf.dir/test/test_hdf5.cpp.o -MF CMakeFiles/opencv_test_hdf.dir/test/test_hdf5.cpp.o.d -o CMakeFiles/opencv_test_hdf.dir/test/test_hdf5.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hdf/test/test_hdf5.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/ocl/../test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/ocl/test_arithm.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 49%] Building CXX object modules/hdf/CMakeFiles/opencv_test_hdf.dir/test/test_main.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/hdf && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hdf/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hdf/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIE -MD -MT modules/hdf/CMakeFiles/opencv_test_hdf.dir/test/test_main.cpp.o -MF CMakeFiles/opencv_test_hdf.dir/test/test_main.cpp.o.d -o CMakeFiles/opencv_test_hdf.dir/test/test_main.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hdf/test/test_main.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 49%] Building CXX object modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/posit.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/posit.cpp.o -MF CMakeFiles/opencv_calib3d.dir/src/posit.cpp.o.d -o CMakeFiles/opencv_calib3d.dir/src/posit.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/posit.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/posit.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 49%] Building CXX object modules/core/CMakeFiles/opencv_test_core.dir/test/ocl/test_channels.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/core/CMakeFiles/opencv_test_core.dir/test/ocl/test_channels.cpp.o -MF CMakeFiles/opencv_test_core.dir/test/ocl/test_channels.cpp.o.d -o CMakeFiles/opencv_test_core.dir/test/ocl/test_channels.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/ocl/test_channels.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 49%] Building CXX object modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/ptsetreg.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/ptsetreg.cpp.o -MF CMakeFiles/opencv_calib3d.dir/src/ptsetreg.cpp.o.d -o CMakeFiles/opencv_calib3d.dir/src/ptsetreg.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/ptsetreg.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/ocl/../test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/ocl/test_channels.cpp:47:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 49%] Built target opencv_saliency
make  -f modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/build.make modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/DependInfo.cmake --color=
[ 49%] Building CXX object modules/flann/CMakeFiles/opencv_test_flann.dir/test/test_main.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/flann && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/flann/CMakeFiles/opencv_test_flann.dir/test/test_main.cpp.o -MF CMakeFiles/opencv_test_flann.dir/test/test_main.cpp.o.d -o CMakeFiles/opencv_test_flann.dir/test/test_main.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/test/test_main.cpp
[ 49%] Building CXX object modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/quadsubpix.cpp.o
[ 49%] Building CXX object modules/core/CMakeFiles/opencv_test_core.dir/test/ocl/test_dft.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/core/CMakeFiles/opencv_test_core.dir/test/ocl/test_dft.cpp.o -MF CMakeFiles/opencv_test_core.dir/test/ocl/test_dft.cpp.o.d -o CMakeFiles/opencv_test_core.dir/test/ocl/test_dft.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/ocl/test_dft.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/quadsubpix.cpp.o -MF CMakeFiles/opencv_calib3d.dir/src/quadsubpix.cpp.o.d -o CMakeFiles/opencv_calib3d.dir/src/quadsubpix.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/quadsubpix.cpp
[ 49%] Building CXX object modules/core/CMakeFiles/opencv_test_core.dir/test/ocl/test_gemm.cpp.o
[ 50%] Building CXX object modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/rho.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/core/CMakeFiles/opencv_test_core.dir/test/ocl/test_gemm.cpp.o -MF CMakeFiles/opencv_test_core.dir/test/ocl/test_gemm.cpp.o.d -o CMakeFiles/opencv_test_core.dir/test/ocl/test_gemm.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/ocl/test_gemm.cpp
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/build.make modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/build
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/rho.cpp.o -MF CMakeFiles/opencv_calib3d.dir/src/rho.cpp.o.d -o CMakeFiles/opencv_calib3d.dir/src/rho.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/rho.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 50%] Building CXX object modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/solvepnp.cpp.o
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 50%] Building CXX object modules/core/CMakeFiles/opencv_test_core.dir/test/ocl/test_image2d.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/solvepnp.cpp.o -MF CMakeFiles/opencv_calib3d.dir/src/solvepnp.cpp.o.d -o CMakeFiles/opencv_calib3d.dir/src/solvepnp.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/solvepnp.cpp
[ 50%] Building CXX object modules/core/CMakeFiles/opencv_test_core.dir/test/ocl/test_matrix_expr.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/core/CMakeFiles/opencv_test_core.dir/test/ocl/test_image2d.cpp.o -MF CMakeFiles/opencv_test_core.dir/test/ocl/test_image2d.cpp.o.d -o CMakeFiles/opencv_test_core.dir/test/ocl/test_image2d.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/ocl/test_image2d.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/core/CMakeFiles/opencv_test_core.dir/test/ocl/test_matrix_expr.cpp.o -MF CMakeFiles/opencv_test_core.dir/test/ocl/test_matrix_expr.cpp.o.d -o CMakeFiles/opencv_test_core.dir/test/ocl/test_matrix_expr.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/ocl/test_matrix_expr.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 50%] Building CXX object modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/stereobm.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/stereobm.cpp.o -MF CMakeFiles/opencv_calib3d.dir/src/stereobm.cpp.o.d -o CMakeFiles/opencv_calib3d.dir/src/stereobm.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/stereobm.cpp
[ 50%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_accumulate.cpp.o
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_accumulate.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_accumulate.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_accumulate.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/test_accumulate.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make  -f modules/ml/CMakeFiles/opencv_test_ml.dir/build.make modules/ml/CMakeFiles/opencv_test_ml.dir/depend
[ 50%] Building CXX object modules/core/CMakeFiles/opencv_test_core.dir/test/ocl/test_matrix_operation.cpp.o
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml/CMakeFiles/opencv_test_ml.dir/DependInfo.cmake --color=
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/core/CMakeFiles/opencv_test_core.dir/test/ocl/test_matrix_operation.cpp.o -MF CMakeFiles/opencv_test_core.dir/test/ocl/test_matrix_operation.cpp.o.d -o CMakeFiles/opencv_test_core.dir/test/ocl/test_matrix_operation.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/ocl/test_matrix_operation.cpp
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
make  -f modules/ml/CMakeFiles/opencv_test_ml.dir/build.make modules/ml/CMakeFiles/opencv_test_ml.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 50%] Building CXX object modules/ml/CMakeFiles/opencv_test_ml.dir/test/test_emknearestkmeans.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/ml/CMakeFiles/opencv_test_ml.dir/test/test_emknearestkmeans.cpp.o -MF CMakeFiles/opencv_test_ml.dir/test/test_emknearestkmeans.cpp.o.d -o CMakeFiles/opencv_test_ml.dir/test/test_emknearestkmeans.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/test/test_emknearestkmeans.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 50%] Linking CXX executable ../../bin/opencv_test_hdf
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/hdf && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_test_hdf.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-invalid-offsetof -O2 -g -DNDEBUG   -Wl,--gc-sections -rdynamic CMakeFiles/opencv_test_hdf.dir/test/test_hdf5.cpp.o CMakeFiles/opencv_test_hdf.dir/test/test_main.cpp.o -o ../../bin/opencv_test_hdf  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib ../../lib/libopencv_ts.a ../../lib/libopencv_hdf.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/upnp.h:52,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/solvepnp.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 50%] Built target opencv_test_hdf
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/ocl/../test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/ocl/test_dft.cpp:46:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 50%] Building CXX object modules/core/CMakeFiles/opencv_test_core.dir/test/ocl/test_opencl.cpp.o
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/ocl/../test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/ocl/test_matrix_expr.cpp:8:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/core/CMakeFiles/opencv_test_core.dir/test/ocl/test_opencl.cpp.o -MF CMakeFiles/opencv_test_core.dir/test/ocl/test_opencl.cpp.o.d -o CMakeFiles/opencv_test_core.dir/test/ocl/test_opencl.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/ocl/test_opencl.cpp
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/ocl/../test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/ocl/test_gemm.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/ocl/../test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/ocl/test_image2d.cpp:8:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/../test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/test_accumulate.cpp:46:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 50%] Building CXX object modules/core/CMakeFiles/opencv_test_core.dir/test/test_arithm.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/core/CMakeFiles/opencv_test_core.dir/test/test_arithm.cpp.o -MF CMakeFiles/opencv_test_core.dir/test/test_arithm.cpp.o.d -o CMakeFiles/opencv_test_core.dir/test/test_arithm.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_arithm.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/test/test_precomp.hpp:6,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/test/test_emknearestkmeans.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/ocl/../test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/ocl/test_matrix_operation.cpp:47:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 50%] Building CXX object modules/ml/CMakeFiles/opencv_test_ml.dir/test/test_gbttest.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/ml/CMakeFiles/opencv_test_ml.dir/test/test_gbttest.cpp.o -MF CMakeFiles/opencv_test_ml.dir/test/test_gbttest.cpp.o.d -o CMakeFiles/opencv_test_ml.dir/test/test_gbttest.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/test/test_gbttest.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 50%] Building CXX object modules/ml/CMakeFiles/opencv_test_ml.dir/test/test_lr.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/ml/CMakeFiles/opencv_test_ml.dir/test/test_lr.cpp.o -MF CMakeFiles/opencv_test_ml.dir/test/test_lr.cpp.o.d -o CMakeFiles/opencv_test_ml.dir/test/test_lr.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/test/test_lr.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 50%] Building CXX object modules/ml/CMakeFiles/opencv_test_ml.dir/test/test_main.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/ml/CMakeFiles/opencv_test_ml.dir/test/test_main.cpp.o -MF CMakeFiles/opencv_test_ml.dir/test/test_main.cpp.o.d -o CMakeFiles/opencv_test_ml.dir/test/test_main.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/test/test_main.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 50%] Building CXX object modules/ml/CMakeFiles/opencv_test_ml.dir/test/test_mltests.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/ml/CMakeFiles/opencv_test_ml.dir/test/test_mltests.cpp.o -MF CMakeFiles/opencv_test_ml.dir/test/test_mltests.cpp.o.d -o CMakeFiles/opencv_test_ml.dir/test/test_mltests.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/test/test_mltests.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 50%] Building CXX object modules/ml/CMakeFiles/opencv_test_ml.dir/test/test_mltests2.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/ml/CMakeFiles/opencv_test_ml.dir/test/test_mltests2.cpp.o -MF CMakeFiles/opencv_test_ml.dir/test/test_mltests2.cpp.o.d -o CMakeFiles/opencv_test_ml.dir/test/test_mltests2.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/test/test_mltests2.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 50%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_blend.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_blend.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_blend.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_blend.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/test_blend.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 50%] Building CXX object modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/stereosgbm.cpp.o
[ 50%] Building CXX object modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/triangulate.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/stereosgbm.cpp.o -MF CMakeFiles/opencv_calib3d.dir/src/stereosgbm.cpp.o.d -o CMakeFiles/opencv_calib3d.dir/src/stereosgbm.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/stereosgbm.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/triangulate.cpp.o -MF CMakeFiles/opencv_calib3d.dir/src/triangulate.cpp.o.d -o CMakeFiles/opencv_calib3d.dir/src/triangulate.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/triangulate.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 50%] Linking CXX executable ../../bin/opencv_test_flann
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/flann && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_test_flann.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG   -Wl,--gc-sections -rdynamic CMakeFiles/opencv_test_flann.dir/test/test_lshtable_badarg.cpp.o CMakeFiles/opencv_test_flann.dir/test/test_main.cpp.o -o ../../bin/opencv_test_flann  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib ../../lib/libopencv_ts.a ../../lib/libopencv_flann.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
[ 50%] Building CXX object modules/core/CMakeFiles/opencv_test_core.dir/test/test_concatenation.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/core/CMakeFiles/opencv_test_core.dir/test/test_concatenation.cpp.o -MF CMakeFiles/opencv_test_core.dir/test/test_concatenation.cpp.o.d -o CMakeFiles/opencv_test_core.dir/test/test_concatenation.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_concatenation.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 50%] Building CXX object modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/upnp.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/upnp.cpp.o -MF CMakeFiles/opencv_calib3d.dir/src/upnp.cpp.o.d -o CMakeFiles/opencv_calib3d.dir/src/upnp.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/upnp.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 50%] Built target opencv_test_flann
make  -f modules/objdetect/CMakeFiles/opencv_test_objdetect.dir/build.make modules/objdetect/CMakeFiles/opencv_test_objdetect.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/objdetect /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/objdetect/CMakeFiles/opencv_test_objdetect.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/objdetect/CMakeFiles/opencv_test_objdetect.dir/build.make modules/objdetect/CMakeFiles/opencv_test_objdetect.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 50%] Building CXX object modules/objdetect/CMakeFiles/opencv_test_objdetect.dir/test/opencl/test_hogdetector.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/objdetect && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/objdetect/CMakeFiles/opencv_test_objdetect.dir/test/opencl/test_hogdetector.cpp.o -MF CMakeFiles/opencv_test_objdetect.dir/test/opencl/test_hogdetector.cpp.o.d -o CMakeFiles/opencv_test_objdetect.dir/test/opencl/test_hogdetector.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/test/opencl/test_hogdetector.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/ocl/../test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/ocl/test_opencl.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_arithm.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 50%] Building CXX object modules/calib3d/CMakeFiles/opencv_calib3d.dir/opencl_kernels_calib3d.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/calib3d/CMakeFiles/opencv_calib3d.dir/opencl_kernels_calib3d.cpp.o -MF CMakeFiles/opencv_calib3d.dir/opencl_kernels_calib3d.cpp.o.d -o CMakeFiles/opencv_calib3d.dir/opencl_kernels_calib3d.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d/opencl_kernels_calib3d.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/triangulate.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/test/test_precomp.hpp:6,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/test/test_gbttest.cpp:2:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/test/test_precomp.hpp:6,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/test/test_mltests2.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/test/test_precomp.hpp:6,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/test/test_lr.cpp:59:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/test/test_precomp.hpp:6,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/test/test_main.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/../test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/test_blend.cpp:46:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/upnp.h:52,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/src/upnp.cpp:49:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:73,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_arithm.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h: In instantiation of ‘testing::internal::CartesianProductHolder4<Generator1, Generator2, Generator3, Generator4>::CartesianProductHolder4(const Generator1&, const Generator2&, const Generator3&, const Generator4&) [with Generator1 = testing::internal::ValueArray4<cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int> >; Generator2 = testing::internal::ValueArray5<perf::MatType, int, int, int, int>; Generator3 = testing::internal::ValueArray4<int, int, int, int>; Generator4 = testing::internal::ParamGenerator<bool>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:18119:20:   required from ‘testing::internal::CartesianProductHolder4<Generator1, Generator2, Generator3, Generator4> testing::Combine(const Generator1&, const Generator2&, const Generator3&, const Generator4&) [with Generator1 = testing::internal::ValueArray4<cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int> >; Generator2 = testing::internal::ValueArray5<perf::MatType, int, int, int, int>; Generator3 = testing::internal::ValueArray4<int, int, int, int>; Generator4 = testing::internal::ParamGenerator<bool>]’
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_arithm.cpp:1844:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16762:42: warning: implicitly-declared ‘testing::internal::ValueArray4<cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int> >::ValueArray4(const testing::internal::ValueArray4<cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int> >&)’ is deprecated [-Wdeprecated-copy]
16762 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4) {}
      |                                          ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:12022:8: note: because ‘testing::internal::ValueArray4<cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int> >’ has user-provided ‘void testing::internal::ValueArray4<T1, T2, T3, T4>::operator=(const testing::internal::ValueArray4<T1, T2, T3, T4>&) [with T1 = cv::Size_<int>; T2 = cv::Size_<int>; T3 = cv::Size_<int>; T4 = cv::Size_<int>]’
12022 |   void operator=(const ValueArray4& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16762:42: warning: implicitly-declared ‘constexpr testing::internal::ValueArray5<perf::MatType, int, int, int, int>::ValueArray5(const testing::internal::ValueArray5<perf::MatType, int, int, int, int>&)’ is deprecated [-Wdeprecated-copy]
16762 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4) {}
      |                                          ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:12045:8: note: because ‘testing::internal::ValueArray5<perf::MatType, int, int, int, int>’ has user-provided ‘void testing::internal::ValueArray5<T1, T2, T3, T4, T5>::operator=(const testing::internal::ValueArray5<T1, T2, T3, T4, T5>&) [with T1 = perf::MatType; T2 = int; T3 = int; T4 = int; T5 = int]’
12045 |   void operator=(const ValueArray5& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16762:42: warning: implicitly-declared ‘constexpr testing::internal::ValueArray4<int, int, int, int>::ValueArray4(const testing::internal::ValueArray4<int, int, int, int>&)’ is deprecated [-Wdeprecated-copy]
16762 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4) {}
      |                                          ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:12022:8: note: because ‘testing::internal::ValueArray4<int, int, int, int>’ has user-provided ‘void testing::internal::ValueArray4<T1, T2, T3, T4>::operator=(const testing::internal::ValueArray4<T1, T2, T3, T4>&) [with T1 = int; T2 = int; T3 = int; T4 = int]’
12022 |   void operator=(const ValueArray4& other);
      |        ^~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/test/test_precomp.hpp:6,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/test/test_mltests.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 50%] Building CXX object modules/ml/CMakeFiles/opencv_test_ml.dir/test/test_save_load.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/ml/CMakeFiles/opencv_test_ml.dir/test/test_save_load.cpp.o -MF CMakeFiles/opencv_test_ml.dir/test/test_save_load.cpp.o.d -o CMakeFiles/opencv_test_ml.dir/test/test_save_load.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/test/test_save_load.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 50%] Building CXX object modules/objdetect/CMakeFiles/opencv_test_objdetect.dir/test/test_cascadeandhog.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/objdetect && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/objdetect/CMakeFiles/opencv_test_objdetect.dir/test/test_cascadeandhog.cpp.o -MF CMakeFiles/opencv_test_objdetect.dir/test/test_cascadeandhog.cpp.o.d -o CMakeFiles/opencv_test_objdetect.dir/test/test_cascadeandhog.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/test/test_cascadeandhog.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 50%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_boxfilter.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_boxfilter.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_boxfilter.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_boxfilter.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/test_boxfilter.cpp
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_concatenation.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 51%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_canny.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_canny.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_canny.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_canny.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/test_canny.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 51%] Building CXX object modules/ml/CMakeFiles/opencv_test_ml.dir/test/test_svmsgd.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/ml/CMakeFiles/opencv_test_ml.dir/test/test_svmsgd.cpp.o -MF CMakeFiles/opencv_test_ml.dir/test/test_svmsgd.cpp.o.d -o CMakeFiles/opencv_test_ml.dir/test/test_svmsgd.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/test/test_svmsgd.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 51%] Building CXX object modules/ml/CMakeFiles/opencv_test_ml.dir/test/test_svmtrainauto.cpp.o
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include/opencv2/objdetect/objdetect_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/test/opencl/../test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/test/opencl/test_hogdetector.cpp:53:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/ml/CMakeFiles/opencv_test_ml.dir/test/test_svmtrainauto.cpp.o -MF CMakeFiles/opencv_test_ml.dir/test/test_svmtrainauto.cpp.o.d -o CMakeFiles/opencv_test_ml.dir/test/test_svmtrainauto.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/test/test_svmtrainauto.cpp
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 51%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_color.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_color.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_color.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_color.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/test_color.cpp
[ 51%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_filter2d.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_filter2d.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_filter2d.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_filter2d.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/test_filter2d.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 51%] Building CXX object modules/core/CMakeFiles/opencv_test_core.dir/test/test_conjugate_gradient.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/core/CMakeFiles/opencv_test_core.dir/test/test_conjugate_gradient.cpp.o -MF CMakeFiles/opencv_test_core.dir/test/test_conjugate_gradient.cpp.o.d -o CMakeFiles/opencv_test_core.dir/test/test_conjugate_gradient.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_conjugate_gradient.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 51%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_filters.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_filters.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_filters.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_filters.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/test_filters.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/test/test_precomp.hpp:6,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/test/test_save_load.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include/opencv2/objdetect/objdetect_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/test/test_cascadeandhog.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 51%] Building CXX object modules/objdetect/CMakeFiles/opencv_test_objdetect.dir/test/test_main.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/objdetect && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/objdetect/CMakeFiles/opencv_test_objdetect.dir/test/test_main.cpp.o -MF CMakeFiles/opencv_test_objdetect.dir/test/test_main.cpp.o.d -o CMakeFiles/opencv_test_objdetect.dir/test/test_main.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/test/test_main.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 51%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_gftt.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_gftt.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_gftt.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_gftt.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/test_gftt.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 51%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_histogram.cpp.o
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/../test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/test_boxfilter.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_histogram.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_histogram.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_histogram.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/test_histogram.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/test/test_precomp.hpp:6,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/test/test_svmsgd.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/../test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/test_canny.cpp:46:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 51%] Linking CXX shared library ../../lib/libopencv_calib3d.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_calib3d.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_calib3d.so.3.4 -o ../../lib/libopencv_calib3d.so.3.4.3 CMakeFiles/opencv_calib3d.dir/src/ap3p.cpp.o CMakeFiles/opencv_calib3d.dir/src/calib3d_c_api.cpp.o CMakeFiles/opencv_calib3d.dir/src/calibinit.cpp.o CMakeFiles/opencv_calib3d.dir/src/calibration.cpp.o CMakeFiles/opencv_calib3d.dir/src/checkchessboard.cpp.o CMakeFiles/opencv_calib3d.dir/src/circlesgrid.cpp.o CMakeFiles/opencv_calib3d.dir/src/compat_ptsetreg.cpp.o CMakeFiles/opencv_calib3d.dir/src/compat_stereo.cpp.o CMakeFiles/opencv_calib3d.dir/src/dls.cpp.o CMakeFiles/opencv_calib3d.dir/src/epnp.cpp.o CMakeFiles/opencv_calib3d.dir/src/fisheye.cpp.o CMakeFiles/opencv_calib3d.dir/src/five-point.cpp.o CMakeFiles/opencv_calib3d.dir/src/fundam.cpp.o CMakeFiles/opencv_calib3d.dir/src/homography_decomp.cpp.o CMakeFiles/opencv_calib3d.dir/src/levmarq.cpp.o CMakeFiles/opencv_calib3d.dir/src/main.cpp.o CMakeFiles/opencv_calib3d.dir/src/p3p.cpp.o CMakeFiles/opencv_calib3d.dir/src/polynom_solver.cpp.o CMakeFiles/opencv_calib3d.dir/src/posit.cpp.o CMakeFiles/opencv_calib3d.dir/src/ptsetreg.cpp.o CMakeFiles/opencv_calib3d.dir/src/quadsubpix.cpp.o CMakeFiles/opencv_calib3d.dir/src/rho.cpp.o CMakeFiles/opencv_calib3d.dir/src/solvepnp.cpp.o CMakeFiles/opencv_calib3d.dir/src/stereobm.cpp.o CMakeFiles/opencv_calib3d.dir/src/stereosgbm.cpp.o CMakeFiles/opencv_calib3d.dir/src/triangulate.cpp.o CMakeFiles/opencv_calib3d.dir/src/upnp.cpp.o CMakeFiles/opencv_calib3d.dir/opencl_kernels_calib3d.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_features2d.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_flann.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
[ 52%] Building CXX object modules/core/CMakeFiles/opencv_test_core.dir/test/test_countnonzero.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/core/CMakeFiles/opencv_test_core.dir/test/test_countnonzero.cpp.o -MF CMakeFiles/opencv_test_core.dir/test/test_countnonzero.cpp.o.d -o CMakeFiles/opencv_test_core.dir/test/test_countnonzero.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_countnonzero.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/test/test_precomp.hpp:6,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/test/test_svmtrainauto.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/../test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/test_filter2d.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_calib3d.so.3.4.3 ../../lib/libopencv_calib3d.so.3.4 ../../lib/libopencv_calib3d.so
[ 52%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_houghlines.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_houghlines.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_houghlines.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_houghlines.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/test_houghlines.cpp
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 52%] Built target opencv_calib3d
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_conjugate_gradient.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 52%] Building CXX object modules/core/CMakeFiles/opencv_test_core.dir/test/test_downhill_simplex.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/core/CMakeFiles/opencv_test_core.dir/test/test_downhill_simplex.cpp.o -MF CMakeFiles/opencv_test_core.dir/test/test_downhill_simplex.cpp.o.d -o CMakeFiles/opencv_test_core.dir/test/test_downhill_simplex.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_downhill_simplex.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/../test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/test_color.cpp:46:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 52%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_imgproc.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_imgproc.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_imgproc.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_imgproc.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/test_imgproc.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 52%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_match_template.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_match_template.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_match_template.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_match_template.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/test_match_template.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/../test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/test_filters.cpp:51:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include/opencv2/objdetect/objdetect_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/test/test_main.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 52%] Building CXX object modules/core/CMakeFiles/opencv_test_core.dir/test/test_ds.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/core/CMakeFiles/opencv_test_core.dir/test/test_ds.cpp.o -MF CMakeFiles/opencv_test_core.dir/test/test_ds.cpp.o.d -o CMakeFiles/opencv_test_core.dir/test/test_ds.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_ds.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 52%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_medianfilter.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_medianfilter.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_medianfilter.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_medianfilter.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/test_medianfilter.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/../test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/test_histogram.cpp:55:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 53%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_pyramids.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_pyramids.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_pyramids.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_pyramids.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/test_pyramids.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/../test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/test_gftt.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 53%] Building CXX object modules/objdetect/CMakeFiles/opencv_test_objdetect.dir/test/test_qrcode.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/objdetect && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/objdetect/CMakeFiles/opencv_test_objdetect.dir/test/test_qrcode.cpp.o -MF CMakeFiles/opencv_test_objdetect.dir/test/test_qrcode.cpp.o.d -o CMakeFiles/opencv_test_objdetect.dir/test/test_qrcode.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/test/test_qrcode.cpp
[ 53%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_sepfilter2d.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_sepfilter2d.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_sepfilter2d.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_sepfilter2d.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/test_sepfilter2d.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_countnonzero.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 53%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_warp.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_warp.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_warp.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_warp.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/test_warp.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 53%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_approxpoly.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_approxpoly.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/test_approxpoly.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/test_approxpoly.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_approxpoly.cpp
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:73,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_countnonzero.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h: In instantiation of ‘testing::internal::CartesianProductHolder2<Generator1, Generator2>::CartesianProductHolder2(const Generator1&, const Generator2&) [with Generator1 = testing::internal::ParamGenerator<int>; Generator2 = testing::internal::ValueArray3<int, int, int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:18102:20:   required from ‘testing::internal::CartesianProductHolder2<Generator1, Generator2> testing::Combine(const Generator1&, const Generator2&) [with Generator1 = testing::internal::ParamGenerator<int>; Generator2 = testing::internal::ValueArray3<int, int, int>]’
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_countnonzero.cpp:272:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16715:24: warning: implicitly-declared ‘constexpr testing::internal::ValueArray3<int, int, int>::ValueArray3(const testing::internal::ValueArray3<int, int, int>&)’ is deprecated [-Wdeprecated-copy]
16715 |       : g1_(g1), g2_(g2) {}
      |                        ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:12000:8: note: because ‘testing::internal::ValueArray3<int, int, int>’ has user-provided ‘void testing::internal::ValueArray3<T1, T2, T3>::operator=(const testing::internal::ValueArray3<T1, T2, T3>&) [with T1 = int; T2 = int; T3 = int]’
12000 |   void operator=(const ValueArray3& other);
      |        ^~~~~~~~
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 53%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_bilateral_filter.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_bilateral_filter.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/test_bilateral_filter.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/test_bilateral_filter.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_bilateral_filter.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_downhill_simplex.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/../test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/test_houghlines.cpp:8:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/../test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/test_imgproc.cpp:54:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 53%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_boundingrect.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_boundingrect.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/test_boundingrect.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/test_boundingrect.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_boundingrect.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/../test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/test_match_template.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 54%] Linking CXX executable ../../bin/opencv_test_ml
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_test_ml.dir/link.txt --verbose=1
[ 54%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_canny.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_canny.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/test_canny.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/test_canny.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_canny.cpp
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG   -Wl,--gc-sections -rdynamic CMakeFiles/opencv_test_ml.dir/test/test_emknearestkmeans.cpp.o CMakeFiles/opencv_test_ml.dir/test/test_gbttest.cpp.o CMakeFiles/opencv_test_ml.dir/test/test_lr.cpp.o CMakeFiles/opencv_test_ml.dir/test/test_main.cpp.o CMakeFiles/opencv_test_ml.dir/test/test_mltests.cpp.o CMakeFiles/opencv_test_ml.dir/test/test_mltests2.cpp.o CMakeFiles/opencv_test_ml.dir/test/test_save_load.cpp.o CMakeFiles/opencv_test_ml.dir/test/test_svmsgd.cpp.o CMakeFiles/opencv_test_ml.dir/test/test_svmtrainauto.cpp.o -o ../../bin/opencv_test_ml  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib ../../lib/libopencv_ts.a ../../lib/libopencv_ml.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 54%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_color.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_color.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/test_color.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/test_color.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_color.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/../test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/test_pyramids.cpp:47:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_ds.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include/opencv2/objdetect/objdetect_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/test/test_qrcode.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/../test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/test_medianfilter.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 54%] Built target opencv_test_ml
make  -f modules/phase_unwrapping/CMakeFiles/opencv_test_phase_unwrapping.dir/build.make modules/phase_unwrapping/CMakeFiles/opencv_test_phase_unwrapping.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/phase_unwrapping /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/phase_unwrapping /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/phase_unwrapping/CMakeFiles/opencv_test_phase_unwrapping.dir/DependInfo.cmake --color=
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/../test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/test_sepfilter2d.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/phase_unwrapping/CMakeFiles/opencv_test_phase_unwrapping.dir/build.make modules/phase_unwrapping/CMakeFiles/opencv_test_phase_unwrapping.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 54%] Building CXX object modules/phase_unwrapping/CMakeFiles/opencv_test_phase_unwrapping.dir/test/test_main.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/phase_unwrapping && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/phase_unwrapping/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/phase_unwrapping/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/phase_unwrapping/CMakeFiles/opencv_test_phase_unwrapping.dir/test/test_main.cpp.o -MF CMakeFiles/opencv_test_phase_unwrapping.dir/test/test_main.cpp.o.d -o CMakeFiles/opencv_test_phase_unwrapping.dir/test/test_main.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/phase_unwrapping/test/test_main.cpp
[ 54%] Building CXX object modules/core/CMakeFiles/opencv_test_core.dir/test/test_dxt.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/core/CMakeFiles/opencv_test_core.dir/test/test_dxt.cpp.o -MF CMakeFiles/opencv_test_core.dir/test/test_dxt.cpp.o.d -o CMakeFiles/opencv_test_core.dir/test/test_dxt.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_dxt.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 54%] Building CXX object modules/core/CMakeFiles/opencv_test_core.dir/test/test_eigen.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/core/CMakeFiles/opencv_test_core.dir/test/test_eigen.cpp.o -MF CMakeFiles/opencv_test_core.dir/test/test_eigen.cpp.o.d -o CMakeFiles/opencv_test_core.dir/test/test_eigen.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_eigen.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_approxpoly.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_bilateral_filter.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 54%] Building CXX object modules/core/CMakeFiles/opencv_test_core.dir/test/test_hal_core.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/core/CMakeFiles/opencv_test_core.dir/test/test_hal_core.cpp.o -MF CMakeFiles/opencv_test_core.dir/test/test_hal_core.cpp.o.d -o CMakeFiles/opencv_test_core.dir/test/test_hal_core.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_hal_core.cpp
[ 54%] Building CXX object modules/core/CMakeFiles/opencv_test_core.dir/test/test_intrin.cpp.o
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/core/CMakeFiles/opencv_test_core.dir/test/test_intrin.cpp.o -MF CMakeFiles/opencv_test_core.dir/test/test_intrin.cpp.o.d -o CMakeFiles/opencv_test_core.dir/test/test_intrin.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_intrin.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 54%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_connectedcomponents.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_connectedcomponents.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/test_connectedcomponents.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/test_connectedcomponents.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_connectedcomponents.cpp
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/../test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/ocl/test_warp.cpp:54:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_boundingrect.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 54%] Building CXX object modules/core/CMakeFiles/opencv_test_core.dir/test/test_io.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/core/CMakeFiles/opencv_test_core.dir/test/test_io.cpp.o -MF CMakeFiles/opencv_test_core.dir/test/test_io.cpp.o.d -o CMakeFiles/opencv_test_core.dir/test/test_io.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_io.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 54%] Building CXX object modules/core/CMakeFiles/opencv_test_core.dir/test/test_ippasync.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/core/CMakeFiles/opencv_test_core.dir/test/test_ippasync.cpp.o -MF CMakeFiles/opencv_test_core.dir/test/test_ippasync.cpp.o.d -o CMakeFiles/opencv_test_core.dir/test/test_ippasync.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_ippasync.cpp
make  -f modules/photo/CMakeFiles/opencv_test_photo.dir/build.make modules/photo/CMakeFiles/opencv_test_photo.dir/depend
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo/CMakeFiles/opencv_test_photo.dir/DependInfo.cmake --color=
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_canny.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/photo/CMakeFiles/opencv_test_photo.dir/build.make modules/photo/CMakeFiles/opencv_test_photo.dir/build
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 54%] Building CXX object modules/photo/CMakeFiles/opencv_test_photo.dir/test/ocl/test_denoising.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/photo/CMakeFiles/opencv_test_photo.dir/test/ocl/test_denoising.cpp.o -MF CMakeFiles/opencv_test_photo.dir/test/ocl/test_denoising.cpp.o.d -o CMakeFiles/opencv_test_photo.dir/test/ocl/test_denoising.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/test/ocl/test_denoising.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 54%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_contours.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_contours.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/test_contours.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/test_contours.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_contours.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:73,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_canny.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h: In instantiation of ‘testing::internal::CartesianProductHolder3<Generator1, Generator2, Generator3>::CartesianProductHolder3(const Generator1&, const Generator2&, const Generator3&) [with Generator1 = testing::internal::ValueArray7<std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char> >; Generator2 = testing::internal::ValueArray2<opencv_test::{anonymous}::ApertureSize, opencv_test::{anonymous}::ApertureSize>; Generator3 = testing::internal::ValueArray2<opencv_test::{anonymous}::L2gradient, opencv_test::{anonymous}::L2gradient>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:18109:20:   required from ‘testing::internal::CartesianProductHolder3<Generator1, Generator2, Generator3> testing::Combine(const Generator1&, const Generator2&, const Generator3&) [with Generator1 = testing::internal::ValueArray7<std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char> >; Generator2 = testing::internal::ValueArray2<opencv_test::{anonymous}::ApertureSize, opencv_test::{anonymous}::ApertureSize>; Generator3 = testing::internal::ValueArray2<opencv_test::{anonymous}::L2gradient, opencv_test::{anonymous}::L2gradient>]’
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_canny.cpp:411:5:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16737:33: warning: implicitly-declared ‘testing::internal::ValueArray7<std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char> >::ValueArray7(const testing::internal::ValueArray7<std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char> >&)’ is deprecated [-Wdeprecated-copy]
16737 |       : g1_(g1), g2_(g2), g3_(g3) {}
      |                                 ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:12098:8: note: because ‘testing::internal::ValueArray7<std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char> >’ has user-provided ‘void testing::internal::ValueArray7<T1, T2, T3, T4, T5, T6, T7>::operator=(const testing::internal::ValueArray7<T1, T2, T3, T4, T5, T6, T7>&) [with T1 = std::__cxx11::basic_string<char>; T2 = std::__cxx11::basic_string<char>; T3 = std::__cxx11::basic_string<char>; T4 = std::__cxx11::basic_string<char>; T5 = std::__cxx11::basic_string<char>; T6 = std::__cxx11::basic_string<char>; T7 = std::__cxx11::basic_string<char>]’
12098 |   void operator=(const ValueArray7& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16737:33: warning: implicitly-declared ‘constexpr testing::internal::ValueArray2<opencv_test::{anonymous}::ApertureSize, opencv_test::{anonymous}::ApertureSize>::ValueArray2(const testing::internal::ValueArray2<opencv_test::{anonymous}::ApertureSize, opencv_test::{anonymous}::ApertureSize>&)’ is deprecated [-Wdeprecated-copy]
16737 |       : g1_(g1), g2_(g2), g3_(g3) {}
      |                                 ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<opencv_test::{anonymous}::ApertureSize, opencv_test::{anonymous}::ApertureSize>’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = opencv_test::{anonymous}::ApertureSize; T2 = opencv_test::{anonymous}::ApertureSize]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16737:33: warning: implicitly-declared ‘constexpr testing::internal::ValueArray2<opencv_test::{anonymous}::L2gradient, opencv_test::{anonymous}::L2gradient>::ValueArray2(const testing::internal::ValueArray2<opencv_test::{anonymous}::L2gradient, opencv_test::{anonymous}::L2gradient>&)’ is deprecated [-Wdeprecated-copy]
16737 |       : g1_(g1), g2_(g2), g3_(g3) {}
      |                                 ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<opencv_test::{anonymous}::L2gradient, opencv_test::{anonymous}::L2gradient>’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = opencv_test::{anonymous}::L2gradient; T2 = opencv_test::{anonymous}::L2gradient]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_color.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_color.cpp: In function ‘void opencv_test::{anonymous}::getTestMatrix(cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_color.cpp:2043:56: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
 2043 |             src.at<cv::Vec3f>(i, j) = cv::Vec3f(b, g, r);
      |                                                        ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_color.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
[ 54%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_convhull.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_convhull.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/test_convhull.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/test_convhull.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_convhull.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_dxt.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_eigen.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 54%] Building CXX object modules/phase_unwrapping/CMakeFiles/opencv_test_phase_unwrapping.dir/test/test_unwrapping.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/phase_unwrapping && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/phase_unwrapping/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/phase_unwrapping/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/phase_unwrapping/CMakeFiles/opencv_test_phase_unwrapping.dir/test/test_unwrapping.cpp.o -MF CMakeFiles/opencv_test_phase_unwrapping.dir/test/test_unwrapping.cpp.o.d -o CMakeFiles/opencv_test_phase_unwrapping.dir/test/test_unwrapping.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/phase_unwrapping/test/test_unwrapping.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_hal_core.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_intrin.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_connectedcomponents.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 54%] Linking CXX executable ../../bin/opencv_test_objdetect
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/objdetect && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_test_objdetect.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG   -Wl,--gc-sections -rdynamic CMakeFiles/opencv_test_objdetect.dir/test/opencl/test_hogdetector.cpp.o CMakeFiles/opencv_test_objdetect.dir/test/test_cascadeandhog.cpp.o CMakeFiles/opencv_test_objdetect.dir/test/test_main.cpp.o CMakeFiles/opencv_test_objdetect.dir/test/test_qrcode.cpp.o -o ../../bin/opencv_test_objdetect  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib ../../lib/libopencv_ts.a ../../lib/libopencv_objdetect.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
[ 54%] Building CXX object modules/core/CMakeFiles/opencv_test_core.dir/test/test_lpsolver.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/core/CMakeFiles/opencv_test_core.dir/test/test_lpsolver.cpp.o -MF CMakeFiles/opencv_test_core.dir/test/test_lpsolver.cpp.o.d -o CMakeFiles/opencv_test_core.dir/test/test_lpsolver.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_lpsolver.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_io.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_io.cpp: In member function ‘virtual void opencv_test::{anonymous}::Core_IOTest::run(int)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_io.cpp:327:31: warning: implicitly-declared ‘constexpr cv::FileNodeIterator& cv::FileNodeIterator::operator=(const cv::FileNodeIterator&)’ is deprecated [-Wdeprecated-copy]
  327 |             it = tm_lbp.begin();
      |                               ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:60,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_io.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp:641:5: note: because ‘cv::FileNodeIterator’ has user-provided ‘cv::FileNodeIterator::FileNodeIterator(const cv::FileNodeIterator&)’
  641 |     FileNodeIterator(const FileNodeIterator& it);
      |     ^~~~~~~~~~~~~~~~
[ 55%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_cvtyuv.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_cvtyuv.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/test_cvtyuv.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/test_cvtyuv.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_cvtyuv.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_ippasync.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_contours.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp: In instantiation of ‘void cv::read(const cv::FileNode&, cv::Vec<_Tp, m>&, const cv::Vec<_Tp, m>&) [with _Tp = int; int cn = 5]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp:1240:9:   required from ‘void cv::operator>>(const cv::FileNode&, _Tp&) [with _Tp = cv::Vec<int, 5>]’
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_io.cpp:495:29:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp:767:11: warning: implicitly-declared ‘constexpr cv::Vec<int, 5>& cv::Vec<int, 5>::operator=(const cv::Vec<int, 5>&)’ is deprecated [-Wdeprecated-copy]
  767 |     value = temp.size() != cn ? default_value : Vec<_Tp, cn>(&temp[0]);
      |     ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_io.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 5>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 5]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:60,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_io.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp: In instantiation of ‘void cv::read(const cv::FileNode&, cv::Vec<_Tp, m>&, const cv::Vec<_Tp, m>&) [with _Tp = int; int cn = 2]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp:1240:9:   required from ‘void cv::operator>>(const cv::FileNode&, _Tp&) [with _Tp = cv::Vec<int, 2>]’
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_io.cpp:975:32:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp:767:11: warning: implicitly-declared ‘constexpr cv::Vec<int, 2>& cv::Vec<int, 2>::operator=(const cv::Vec<int, 2>&)’ is deprecated [-Wdeprecated-copy]
  767 |     value = temp.size() != cn ? default_value : Vec<_Tp, cn>(&temp[0]);
      |     ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_io.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
[ 55%] Built target opencv_test_objdetect
make  -f modules/reg/CMakeFiles/opencv_test_reg.dir/build.make modules/reg/CMakeFiles/opencv_test_reg.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/reg /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/reg/CMakeFiles/opencv_test_reg.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/reg/CMakeFiles/opencv_test_reg.dir/build.make modules/reg/CMakeFiles/opencv_test_reg.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 55%] Building CXX object modules/reg/CMakeFiles/opencv_test_reg.dir/test/test_main.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/reg && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/reg/CMakeFiles/opencv_test_reg.dir/test/test_main.cpp.o -MF CMakeFiles/opencv_test_reg.dir/test/test_main.cpp.o.d -o CMakeFiles/opencv_test_reg.dir/test/test_main.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/test/test_main.cpp
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/test/ocl/test_denoising.cpp:9:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_convhull.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 56%] Building CXX object modules/core/CMakeFiles/opencv_test_core.dir/test/test_main.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/core/CMakeFiles/opencv_test_core.dir/test/test_main.cpp.o -MF CMakeFiles/opencv_test_core.dir/test/test_main.cpp.o.d -o CMakeFiles/opencv_test_core.dir/test/test_main.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_main.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:73,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_convhull.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h: In instantiation of ‘testing::internal::CartesianProductHolder2<Generator1, Generator2>::CartesianProductHolder2(const Generator1&, const Generator2&) [with Generator1 = testing::internal::ParamGenerator<bool>; Generator2 = testing::internal::ValueArray11<int, int, int, int, int, int, int, int, int, int, int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:18102:20:   required from ‘testing::internal::CartesianProductHolder2<Generator1, Generator2> testing::Combine(const Generator1&, const Generator2&) [with Generator1 = testing::internal::ParamGenerator<bool>; Generator2 = testing::internal::ValueArray11<int, int, int, int, int, int, int, int, int, int, int>]’
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_convhull.cpp:2023:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16715:24: warning: implicitly-declared ‘constexpr testing::internal::ValueArray11<int, int, int, int, int, int, int, int, int, int, int>::ValueArray11(const testing::internal::ValueArray11<int, int, int, int, int, int, int, int, int, int, int>&)’ is deprecated [-Wdeprecated-copy]
16715 |       : g1_(g1), g2_(g2) {}
      |                        ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:12224:8: note: because ‘testing::internal::ValueArray11<int, int, int, int, int, int, int, int, int, int, int>’ has user-provided ‘void testing::internal::ValueArray11<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11>::operator=(const testing::internal::ValueArray11<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11>&) [with T1 = int; T2 = int; T3 = int; T4 = int; T5 = int; T6 = int; T7 = int; T8 = int; T9 = int; T10 = int; T11 = int]’
12224 |   void operator=(const ValueArray11& other);
      |        ^~~~~~~~
[ 56%] Building CXX object modules/photo/CMakeFiles/opencv_test_photo.dir/test/test_cloning.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/photo/CMakeFiles/opencv_test_photo.dir/test/test_cloning.cpp.o -MF CMakeFiles/opencv_test_photo.dir/test/test_cloning.cpp.o.d -o CMakeFiles/opencv_test_photo.dir/test/test_cloning.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/test/test_cloning.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 56%] Linking CXX executable ../../bin/opencv_test_phase_unwrapping
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/phase_unwrapping && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_test_phase_unwrapping.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG   -Wl,--gc-sections -rdynamic CMakeFiles/opencv_test_phase_unwrapping.dir/test/test_main.cpp.o CMakeFiles/opencv_test_phase_unwrapping.dir/test/test_unwrapping.cpp.o -o ../../bin/opencv_test_phase_unwrapping  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib ../../lib/libopencv_ts.a ../../lib/libopencv_phase_unwrapping.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_lpsolver.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 56%] Built target opencv_test_phase_unwrapping
[ 56%] Building CXX object modules/photo/CMakeFiles/opencv_test_photo.dir/test/test_decolor.cpp.o
[ 56%] Building CXX object modules/core/CMakeFiles/opencv_test_core.dir/test/test_mat.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/photo/CMakeFiles/opencv_test_photo.dir/test/test_decolor.cpp.o -MF CMakeFiles/opencv_test_photo.dir/test/test_decolor.cpp.o.d -o CMakeFiles/opencv_test_photo.dir/test/test_decolor.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/test/test_decolor.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/core/CMakeFiles/opencv_test_core.dir/test/test_mat.cpp.o -MF CMakeFiles/opencv_test_core.dir/test/test_mat.cpp.o.d -o CMakeFiles/opencv_test_core.dir/test/test_mat.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_mat.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_cvtyuv.cpp:1:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_cvtyuv.cpp: In member function ‘virtual void opencv_test::{anonymous}::RGB888Writer::write(cv::Mat&, int, int, const RGB&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_cvtyuv.cpp:87:35: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
   87 |         rgb.at<Vec3b>(row, col) = val;
      |                                   ^~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_cvtyuv.cpp:1:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_cvtyuv.cpp: In member function ‘virtual void opencv_test::{anonymous}::BGR888Writer::write(cv::Mat&, int, int, const RGB&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_cvtyuv.cpp:98:35: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
   98 |         rgb.at<Vec3b>(row, col) = tmp;
      |                                   ^~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_cvtyuv.cpp:1:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_cvtyuv.cpp: In member function ‘virtual void opencv_test::{anonymous}::RGBA8888Writer::write(cv::Mat&, int, int, const RGB&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_cvtyuv.cpp:109:35: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 4>& cv::Vec<unsigned char, 4>::operator=(const cv::Vec<unsigned char, 4>&)’ is deprecated [-Wdeprecated-copy]
  109 |         rgb.at<Vec4b>(row, col) = tmp;
      |                                   ^~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_cvtyuv.cpp:1:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_cvtyuv.cpp: In member function ‘virtual void opencv_test::{anonymous}::BGRA8888Writer::write(cv::Mat&, int, int, const RGB&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_cvtyuv.cpp:120:35: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 4>& cv::Vec<unsigned char, 4>::operator=(const cv::Vec<unsigned char, 4>&)’ is deprecated [-Wdeprecated-copy]
  120 |         rgb.at<Vec4b>(row, col) = tmp;
      |                                   ^~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_cvtyuv.cpp:1:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_main.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_mat.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_mat.cpp: In member function ‘virtual void opencv_test::{anonymous}::Core_PCA_accuracy_Test::Body()’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_mat.cpp:418:15: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  418 |     _points = rPoints;
      |               ^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_mat.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_mat.cpp:419:19: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  419 |     _testPoints = rTestPoints;
      |                   ^~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_mat.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_mat.cpp:420:12: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  420 |     _avg = avg;
      |            ^~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_mat.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_mat.cpp:421:13: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  421 |     _eval = eval;
      |             ^~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_mat.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_mat.cpp:422:13: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  422 |     _evec = evec;
      |             ^~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_mat.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_mat.cpp:425:22: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  425 |     _prjTestPoints = prjTestPoints;
      |                      ^~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_mat.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_mat.cpp:426:26: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  426 |     _backPrjTestPoints = backPrjTestPoints;
      |                          ^~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_mat.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_mat.cpp:438:15: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  438 |     _points = cPoints;
      |               ^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_mat.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_mat.cpp:439:19: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  439 |     _testPoints = cTestPoints;
      |                   ^~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_mat.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_mat.cpp:440:27: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  440 |     avg = avg.t(); _avg = avg;
      |                           ^~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_mat.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_mat.cpp:441:30: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  441 |     eval = eval.t(); _eval = eval;
      |                              ^~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_mat.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_mat.cpp:442:30: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  442 |     evec = evec.t(); _evec = evec;
      |                              ^~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_mat.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_mat.cpp:443:57: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  443 |     prjTestPoints = prjTestPoints.t(); _prjTestPoints = prjTestPoints;
      |                                                         ^~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_mat.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_mat.cpp:444:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  444 |     backPrjTestPoints = backPrjTestPoints.t(); _backPrjTestPoints = backPrjTestPoints;
      |                                                                     ^~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_mat.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 56%] Building CXX object modules/core/CMakeFiles/opencv_test_core.dir/test/test_math.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/core/CMakeFiles/opencv_test_core.dir/test/test_math.cpp.o -MF CMakeFiles/opencv_test_core.dir/test/test_math.cpp.o.d -o CMakeFiles/opencv_test_core.dir/test/test_math.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_math.cpp
[ 56%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_distancetransform.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_distancetransform.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/test_distancetransform.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/test_distancetransform.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_distancetransform.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 56%] Building CXX object modules/core/CMakeFiles/opencv_test_core.dir/test/test_misc.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/core/CMakeFiles/opencv_test_core.dir/test/test_misc.cpp.o -MF CMakeFiles/opencv_test_core.dir/test/test_misc.cpp.o.d -o CMakeFiles/opencv_test_core.dir/test/test_misc.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_misc.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 56%] Building CXX object modules/reg/CMakeFiles/opencv_test_reg.dir/test/test_reg.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/reg && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/reg/CMakeFiles/opencv_test_reg.dir/test/test_reg.cpp.o -MF CMakeFiles/opencv_test_reg.dir/test/test_reg.cpp.o.d -o CMakeFiles/opencv_test_reg.dir/test/test_reg.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/test/test_reg.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 56%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_drawing.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_drawing.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/test_drawing.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/test_drawing.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_drawing.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_math.cpp:9:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_math.cpp: In member function ‘virtual int opencv_test::{anonymous}::Core_CovarMatrixTest::prepare_test_case(int)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_math.cpp:1290:57: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 1290 |                 *((CvMat*)_hdr_data) = test_mat[INPUT][0];
      |                                                         ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_math.cpp:9:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_math.cpp:1307:38: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 1307 |                     *((CvMat*)ptr) = part;
      |                                      ^~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_math.cpp:9:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_misc.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_misc.cpp: In function ‘int opencv_test::{anonymous}::fixedType_handler(cv::OutputArray)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_misc.cpp:151:58: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  151 |             m.at<Vec2f>(i) = Vec2f((float)i, (float)(i*2));
      |                                                          ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_misc.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_misc.cpp:156:74: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  156 |             m.at<Vec3f>(i) = Vec3f((float)i, (float)(i*2), 1.0f / (i + 1));
      |                                                                          ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_misc.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_distancetransform.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_drawing.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 56%] Building CXX object modules/core/CMakeFiles/opencv_test_core.dir/test/test_operations.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/core/CMakeFiles/opencv_test_core.dir/test/test_operations.cpp.o -MF CMakeFiles/opencv_test_core.dir/test/test_operations.cpp.o.d -o CMakeFiles/opencv_test_core.dir/test/test_operations.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_operations.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 56%] Building CXX object modules/core/CMakeFiles/opencv_test_core.dir/test/test_ptr.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/core/CMakeFiles/opencv_test_core.dir/test/test_ptr.cpp.o -MF CMakeFiles/opencv_test_core.dir/test/test_ptr.cpp.o.d -o CMakeFiles/opencv_test_core.dir/test/test_ptr.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_ptr.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_mat.cpp: In member function ‘void cv::Mat::forEach_impl(const Functor&)::PixelOperationWrapper::operator()(const cv::Range&) const [with _Tp = cv::Vec<int, 5>; Functor = opencv_test::{anonymous}::InitializerFunctor5D<cv::Vec<int, 5> >]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_mat.cpp:597:25: warning: array subscript 2 is outside array bounds of ‘cv::Mat::forEach_impl(const Functor&)::PixelOperationWrapper::rowCall2<cv::Vec<int, 5>, opencv_test::{anonymous}::InitializerFunctor5D<cv::Vec<int, 5> > >::Index [1]’ [-Warray-bounds]
  597 |         pixel[2] = idx[2];
      |                    ~~~~~^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:3280,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_mat.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:655:15: note: while referencing ‘idx’
  655 |             } idx = {{row, 0}};
      |               ^~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_mat.cpp:598:25: warning: array subscript 3 is outside array bounds of ‘cv::Mat::forEach_impl(const Functor&)::PixelOperationWrapper::rowCall2<cv::Vec<int, 5>, opencv_test::{anonymous}::InitializerFunctor5D<cv::Vec<int, 5> > >::Index [1]’ [-Warray-bounds]
  598 |         pixel[3] = idx[3];
      |                    ~~~~~^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:3280,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_mat.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:655:15: note: while referencing ‘idx’
  655 |             } idx = {{row, 0}};
      |               ^~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_mat.cpp:599:25: warning: array subscript 4 is outside array bounds of ‘cv::Mat::forEach_impl(const Functor&)::PixelOperationWrapper::rowCall2<cv::Vec<int, 5>, opencv_test::{anonymous}::InitializerFunctor5D<cv::Vec<int, 5> > >::Index [1]’ [-Warray-bounds]
  599 |         pixel[4] = idx[4];
      |                    ~~~~~^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:3280,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_mat.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:655:15: note: while referencing ‘idx’
  655 |             } idx = {{row, 0}};
      |               ^~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_mat.cpp: In member function ‘void cv::Mat::forEach_impl(const Functor&)::PixelOperationWrapper::operator()(const cv::Range&) const [with _Tp = cv::Point3_<int>; Functor = opencv_test::{anonymous}::InitializerFunctor<cv::Point3_<int> >]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_mat.cpp:587:24: warning: array subscript 2 is outside array bounds of ‘cv::Mat::forEach_impl(const Functor&)::PixelOperationWrapper::rowCall2<cv::Point3_<int>, opencv_test::{anonymous}::InitializerFunctor<cv::Point3_<int> > >::Index [1]’ [-Warray-bounds]
  587 |         pixel.z = idx[2];
      |                   ~~~~~^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:3280,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_mat.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/utility.hpp:655:15: note: while referencing ‘idx’
  655 |             } idx = {{row, 0}};
      |               ^~~
[ 56%] Building CXX object modules/core/CMakeFiles/opencv_test_core.dir/test/test_rand.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/core/CMakeFiles/opencv_test_core.dir/test/test_rand.cpp.o -MF CMakeFiles/opencv_test_core.dir/test/test_rand.cpp.o.d -o CMakeFiles/opencv_test_core.dir/test/test_rand.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_rand.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_operations.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 56%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_emd.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_emd.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/test_emd.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/test_emd.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_emd.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_ptr.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_operations.cpp: In member function ‘bool opencv_test::{anonymous}::CV_OperationsTest::TestVec()’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_operations.cpp:921:63: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  921 |         hsvImage_f.at<cv::Vec3f>(i,j) = cv::Vec3f((float)i,0,1);
      |                                                               ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_operations.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_operations.cpp:922:74: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  922 |         hsvImage_b.at<cv::Vec3b>(i,j) = cv::Vec3b(cv::Vec3f((float)i,0,1));
      |                                                                          ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_operations.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_operations.cpp:925:28: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  925 |         b = cv::Vec3f(1,0,0);
      |                            ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_operations.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_operations.cpp:927:28: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  927 |         c = cv::Vec3f(0,0,1);
      |                            ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_operations.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_operations.cpp:928:63: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  928 |         hsvImage_b.at<cv::Vec3b>(i,j) = cv::Vec3f((float)i,0,1);
      |                                                               ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_operations.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_operations.cpp:929:41: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  929 |         hsvImage_b.at<cv::Vec3b>(i,j) = a;
      |                                         ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_operations.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_operations.cpp:930:56: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  930 |         hsvImage_b.at<cv::Vec3b>(i,j) = cv::Vec3f(1,2,3);
      |                                                        ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_operations.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_operations.cpp: In instantiation of ‘void opencv_test::{anonymous}::CV_OperationsTest::TestType(cv::Size, _Tp) [with _Tp = cv::Vec<float, 3>; cv::Size = cv::Size_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_operations.cpp:798:39:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_operations.cpp:114:20: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  114 |             m(y,x) = value;
      |             ~~~~~~~^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_operations.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:73,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_operations.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h: In instantiation of ‘testing::internal::CartesianProductHolder5<Generator1, Generator2, Generator3, Generator4, Generator5>::CartesianProductHolder5(const Generator1&, const Generator2&, const Generator3&, const Generator4&, const Generator5&) [with Generator1 = testing::internal::ValueArray6<int, int, int, int, int, int>; Generator2 = testing::internal::ValueArray2<cv::SortFlags, cv::SortFlags>; Generator3 = testing::internal::ValueArray2<cv::SortFlags, cv::SortFlags>; Generator4 = testing::internal::ValueArray2<cv::Size_<int>, cv::Size_<int> >; Generator5 = testing::internal::ParamGenerator<bool>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:18130:20:   required from ‘testing::internal::CartesianProductHolder5<Generator1, Generator2, Generator3, Generator4, Generator5> testing::Combine(const Generator1&, const Generator2&, const Generator3&, const Generator4&, const Generator5&) [with Generator1 = testing::internal::ValueArray6<int, int, int, int, int, int>; Generator2 = testing::internal::ValueArray2<cv::SortFlags, cv::SortFlags>; Generator3 = testing::internal::ValueArray2<cv::SortFlags, cv::SortFlags>; Generator4 = testing::internal::ValueArray2<cv::Size_<int>, cv::Size_<int> >; Generator5 = testing::internal::ParamGenerator<bool>]’
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_operations.cpp:1357:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16789:51: warning: implicitly-declared ‘constexpr testing::internal::ValueArray6<int, int, int, int, int, int>::ValueArray6(const testing::internal::ValueArray6<int, int, int, int, int, int>&)’ is deprecated [-Wdeprecated-copy]
16789 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4), g5_(g5) {}
      |                                                   ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:12071:8: note: because ‘testing::internal::ValueArray6<int, int, int, int, int, int>’ has user-provided ‘void testing::internal::ValueArray6<T1, T2, T3, T4, T5, T6>::operator=(const testing::internal::ValueArray6<T1, T2, T3, T4, T5, T6>&) [with T1 = int; T2 = int; T3 = int; T4 = int; T5 = int; T6 = int]’
12071 |   void operator=(const ValueArray6& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16789:51: warning: implicitly-declared ‘constexpr testing::internal::ValueArray2<cv::SortFlags, cv::SortFlags>::ValueArray2(const testing::internal::ValueArray2<cv::SortFlags, cv::SortFlags>&)’ is deprecated [-Wdeprecated-copy]
16789 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4), g5_(g5) {}
      |                                                   ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<cv::SortFlags, cv::SortFlags>’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = cv::SortFlags; T2 = cv::SortFlags]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16789:51: warning: implicitly-declared ‘constexpr testing::internal::ValueArray2<cv::SortFlags, cv::SortFlags>::ValueArray2(const testing::internal::ValueArray2<cv::SortFlags, cv::SortFlags>&)’ is deprecated [-Wdeprecated-copy]
16789 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4), g5_(g5) {}
      |                                                   ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<cv::SortFlags, cv::SortFlags>’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = cv::SortFlags; T2 = cv::SortFlags]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16789:51: warning: implicitly-declared ‘testing::internal::ValueArray2<cv::Size_<int>, cv::Size_<int> >::ValueArray2(const testing::internal::ValueArray2<cv::Size_<int>, cv::Size_<int> >&)’ is deprecated [-Wdeprecated-copy]
16789 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4), g5_(g5) {}
      |                                                   ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<cv::Size_<int>, cv::Size_<int> >’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = cv::Size_<int>; T2 = cv::Size_<int>]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
make  -f modules/video/CMakeFiles/opencv_test_video.dir/build.make modules/video/CMakeFiles/opencv_test_video.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video/CMakeFiles/opencv_test_video.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/video/CMakeFiles/opencv_test_video.dir/build.make modules/video/CMakeFiles/opencv_test_video.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 56%] Building CXX object modules/video/CMakeFiles/opencv_test_video.dir/test/ocl/test_bgfg_mog2.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/video/CMakeFiles/opencv_test_video.dir/test/ocl/test_bgfg_mog2.cpp.o -MF CMakeFiles/opencv_test_video.dir/test/ocl/test_bgfg_mog2.cpp.o.d -o CMakeFiles/opencv_test_video.dir/test/ocl/test_bgfg_mog2.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/test/ocl/test_bgfg_mog2.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_rand.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_emd.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/test/ocl/test_bgfg_mog2.cpp:2:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 57%] Linking CXX executable ../../bin/opencv_test_reg
[ 57%] Building CXX object modules/photo/CMakeFiles/opencv_test_photo.dir/test/test_denoise_tvl1.cpp.o
[ 57%] Building CXX object modules/photo/CMakeFiles/opencv_test_photo.dir/test/test_denoising.cpp.o
[ 57%] Building CXX object modules/core/CMakeFiles/opencv_test_core.dir/test/test_rotatedrect.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/reg && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_test_reg.dir/link.txt --verbose=1
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/photo/CMakeFiles/opencv_test_photo.dir/test/test_denoise_tvl1.cpp.o -MF CMakeFiles/opencv_test_photo.dir/test/test_denoise_tvl1.cpp.o.d -o CMakeFiles/opencv_test_photo.dir/test/test_denoise_tvl1.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/test/test_denoise_tvl1.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/photo/CMakeFiles/opencv_test_photo.dir/test/test_denoising.cpp.o -MF CMakeFiles/opencv_test_photo.dir/test/test_denoising.cpp.o.d -o CMakeFiles/opencv_test_photo.dir/test/test_denoising.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/test/test_denoising.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/core/CMakeFiles/opencv_test_core.dir/test/test_rotatedrect.cpp.o -MF CMakeFiles/opencv_test_core.dir/test/test_rotatedrect.cpp.o.d -o CMakeFiles/opencv_test_core.dir/test/test_rotatedrect.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_rotatedrect.cpp
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG   -Wl,--gc-sections -rdynamic CMakeFiles/opencv_test_reg.dir/test/test_main.cpp.o CMakeFiles/opencv_test_reg.dir/test/test_reg.cpp.o -o ../../bin/opencv_test_reg  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib ../../lib/libopencv_ts.a ../../lib/libopencv_reg.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 57%] Building CXX object modules/core/CMakeFiles/opencv_test_core.dir/test/test_umat.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/core/CMakeFiles/opencv_test_core.dir/test/test_umat.cpp.o -MF CMakeFiles/opencv_test_core.dir/test/test_umat.cpp.o.d -o CMakeFiles/opencv_test_core.dir/test/test_umat.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_umat.cpp
[ 57%] Building CXX object modules/photo/CMakeFiles/opencv_test_photo.dir/test/test_denoising.cuda.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/photo/CMakeFiles/opencv_test_photo.dir/test/test_denoising.cuda.cpp.o -MF CMakeFiles/opencv_test_photo.dir/test/test_denoising.cuda.cpp.o.d -o CMakeFiles/opencv_test_photo.dir/test/test_denoising.cuda.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/test/test_denoising.cuda.cpp
[ 57%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_filter.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_filter.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/test_filter.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/test_filter.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_filter.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 57%] Building CXX object modules/video/CMakeFiles/opencv_test_video.dir/test/ocl/test_optflow_farneback.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/video/CMakeFiles/opencv_test_video.dir/test/ocl/test_optflow_farneback.cpp.o -MF CMakeFiles/opencv_test_video.dir/test/ocl/test_optflow_farneback.cpp.o.d -o CMakeFiles/opencv_test_video.dir/test/ocl/test_optflow_farneback.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/test/ocl/test_optflow_farneback.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 57%] Building CXX object modules/photo/CMakeFiles/opencv_test_photo.dir/test/test_hdr.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/photo/CMakeFiles/opencv_test_photo.dir/test/test_hdr.cpp.o -MF CMakeFiles/opencv_test_photo.dir/test/test_hdr.cpp.o.d -o CMakeFiles/opencv_test_photo.dir/test/test_hdr.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/test/test_hdr.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 57%] Building CXX object modules/photo/CMakeFiles/opencv_test_photo.dir/test/test_inpaint.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/photo/CMakeFiles/opencv_test_photo.dir/test/test_inpaint.cpp.o -MF CMakeFiles/opencv_test_photo.dir/test/test_inpaint.cpp.o.d -o CMakeFiles/opencv_test_photo.dir/test/test_inpaint.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/test/test_inpaint.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_umat.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_filter.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_rotatedrect.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/test/ocl/test_optflow_farneback.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:73,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_umat.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h: In instantiation of ‘testing::internal::CartesianProductHolder4<Generator1, Generator2, Generator3, Generator4>::CartesianProductHolder4(const Generator1&, const Generator2&, const Generator3&, const Generator4&) [with Generator1 = testing::internal::ValueArray2<int, int>; Generator2 = testing::internal::ValueArray2<int, int>; Generator3 = testing::internal::ValueArray5<cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int> >; Generator4 = testing::internal::ParamGenerator<bool>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:18119:20:   required from ‘testing::internal::CartesianProductHolder4<Generator1, Generator2, Generator3, Generator4> testing::Combine(const Generator1&, const Generator2&, const Generator3&, const Generator4&) [with Generator1 = testing::internal::ValueArray2<int, int>; Generator2 = testing::internal::ValueArray2<int, int>; Generator3 = testing::internal::ValueArray5<cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int> >; Generator4 = testing::internal::ParamGenerator<bool>]’
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_umat.cpp:266:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16762:42: warning: implicitly-declared ‘constexpr testing::internal::ValueArray2<int, int>::ValueArray2(const testing::internal::ValueArray2<int, int>&)’ is deprecated [-Wdeprecated-copy]
16762 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4) {}
      |                                          ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<int, int>’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = int; T2 = int]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16762:42: warning: implicitly-declared ‘constexpr testing::internal::ValueArray2<int, int>::ValueArray2(const testing::internal::ValueArray2<int, int>&)’ is deprecated [-Wdeprecated-copy]
16762 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4) {}
      |                                          ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<int, int>’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = int; T2 = int]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16762:42: warning: implicitly-declared ‘testing::internal::ValueArray5<cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int> >::ValueArray5(const testing::internal::ValueArray5<cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int> >&)’ is deprecated [-Wdeprecated-copy]
16762 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4) {}
      |                                          ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:12045:8: note: because ‘testing::internal::ValueArray5<cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int> >’ has user-provided ‘void testing::internal::ValueArray5<T1, T2, T3, T4, T5>::operator=(const testing::internal::ValueArray5<T1, T2, T3, T4, T5>&) [with T1 = cv::Size_<int>; T2 = cv::Size_<int>; T3 = cv::Size_<int>; T4 = cv::Size_<int>; T5 = cv::Size_<int>]’
12045 |   void operator=(const ValueArray5& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h: In instantiation of ‘testing::internal::CartesianProductHolder4<Generator1, Generator2, Generator3, Generator4>::CartesianProductHolder4(const Generator1&, const Generator2&, const Generator3&, const Generator4&) [with Generator1 = testing::internal::ValueArray7<int, int, int, int, int, int, int>; Generator2 = testing::internal::ValueArray4<int, int, int, int>; Generator3 = testing::internal::ValueArray7<cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int> >; Generator4 = testing::internal::ParamGenerator<bool>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:18119:20:   required from ‘testing::internal::CartesianProductHolder4<Generator1, Generator2, Generator3, Generator4> testing::Combine(const Generator1&, const Generator2&, const Generator3&, const Generator4&) [with Generator1 = testing::internal::ValueArray7<int, int, int, int, int, int, int>; Generator2 = testing::internal::ValueArray4<int, int, int, int>; Generator3 = testing::internal::ValueArray7<cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int> >; Generator4 = testing::internal::ParamGenerator<bool>]’
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_umat.cpp:355:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16762:42: warning: implicitly-declared ‘constexpr testing::internal::ValueArray7<int, int, int, int, int, int, int>::ValueArray7(const testing::internal::ValueArray7<int, int, int, int, int, int, int>&)’ is deprecated [-Wdeprecated-copy]
16762 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4) {}
      |                                          ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:12098:8: note: because ‘testing::internal::ValueArray7<int, int, int, int, int, int, int>’ has user-provided ‘void testing::internal::ValueArray7<T1, T2, T3, T4, T5, T6, T7>::operator=(const testing::internal::ValueArray7<T1, T2, T3, T4, T5, T6, T7>&) [with T1 = int; T2 = int; T3 = int; T4 = int; T5 = int; T6 = int; T7 = int]’
12098 |   void operator=(const ValueArray7& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16762:42: warning: implicitly-declared ‘constexpr testing::internal::ValueArray4<int, int, int, int>::ValueArray4(const testing::internal::ValueArray4<int, int, int, int>&)’ is deprecated [-Wdeprecated-copy]
16762 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4) {}
      |                                          ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:12022:8: note: because ‘testing::internal::ValueArray4<int, int, int, int>’ has user-provided ‘void testing::internal::ValueArray4<T1, T2, T3, T4>::operator=(const testing::internal::ValueArray4<T1, T2, T3, T4>&) [with T1 = int; T2 = int; T3 = int; T4 = int]’
12022 |   void operator=(const ValueArray4& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16762:42: warning: implicitly-declared ‘testing::internal::ValueArray7<cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int> >::ValueArray7(const testing::internal::ValueArray7<cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int> >&)’ is deprecated [-Wdeprecated-copy]
16762 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4) {}
      |                                          ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:12098:8: note: because ‘testing::internal::ValueArray7<cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int> >’ has user-provided ‘void testing::internal::ValueArray7<T1, T2, T3, T4, T5, T6, T7>::operator=(const testing::internal::ValueArray7<T1, T2, T3, T4, T5, T6, T7>&) [with T1 = cv::Size_<int>; T2 = cv::Size_<int>; T3 = cv::Size_<int>; T4 = cv::Size_<int>; T5 = cv::Size_<int>; T6 = cv::Size_<int>; T7 = cv::Size_<int>]’
12098 |   void operator=(const ValueArray7& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h: In instantiation of ‘testing::internal::CartesianProductHolder3<Generator1, Generator2, Generator3>::CartesianProductHolder3(const Generator1&, const Generator2&, const Generator3&) [with Generator1 = testing::internal::ValueArray7<int, int, int, int, int, int, int>; Generator2 = testing::internal::ValueArray4<int, int, int, int>; Generator3 = testing::internal::ValueArray7<cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int> >]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:18109:20:   required from ‘testing::internal::CartesianProductHolder3<Generator1, Generator2, Generator3> testing::Combine(const Generator1&, const Generator2&, const Generator3&) [with Generator1 = testing::internal::ValueArray7<int, int, int, int, int, int, int>; Generator2 = testing::internal::ValueArray4<int, int, int, int>; Generator3 = testing::internal::ValueArray7<cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int> >]’
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_umat.cpp:497:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16737:33: warning: implicitly-declared ‘constexpr testing::internal::ValueArray7<int, int, int, int, int, int, int>::ValueArray7(const testing::internal::ValueArray7<int, int, int, int, int, int, int>&)’ is deprecated [-Wdeprecated-copy]
16737 |       : g1_(g1), g2_(g2), g3_(g3) {}
      |                                 ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:12098:8: note: because ‘testing::internal::ValueArray7<int, int, int, int, int, int, int>’ has user-provided ‘void testing::internal::ValueArray7<T1, T2, T3, T4, T5, T6, T7>::operator=(const testing::internal::ValueArray7<T1, T2, T3, T4, T5, T6, T7>&) [with T1 = int; T2 = int; T3 = int; T4 = int; T5 = int; T6 = int; T7 = int]’
12098 |   void operator=(const ValueArray7& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16737:33: warning: implicitly-declared ‘constexpr testing::internal::ValueArray4<int, int, int, int>::ValueArray4(const testing::internal::ValueArray4<int, int, int, int>&)’ is deprecated [-Wdeprecated-copy]
16737 |       : g1_(g1), g2_(g2), g3_(g3) {}
      |                                 ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:12022:8: note: because ‘testing::internal::ValueArray4<int, int, int, int>’ has user-provided ‘void testing::internal::ValueArray4<T1, T2, T3, T4>::operator=(const testing::internal::ValueArray4<T1, T2, T3, T4>&) [with T1 = int; T2 = int; T3 = int; T4 = int]’
12022 |   void operator=(const ValueArray4& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16737:33: warning: implicitly-declared ‘testing::internal::ValueArray7<cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int> >::ValueArray7(const testing::internal::ValueArray7<cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int> >&)’ is deprecated [-Wdeprecated-copy]
16737 |       : g1_(g1), g2_(g2), g3_(g3) {}
      |                                 ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:12098:8: note: because ‘testing::internal::ValueArray7<cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int>, cv::Size_<int> >’ has user-provided ‘void testing::internal::ValueArray7<T1, T2, T3, T4, T5, T6, T7>::operator=(const testing::internal::ValueArray7<T1, T2, T3, T4, T5, T6, T7>&) [with T1 = cv::Size_<int>; T2 = cv::Size_<int>; T3 = cv::Size_<int>; T4 = cv::Size_<int>; T5 = cv::Size_<int>; T6 = cv::Size_<int>; T7 = cv::Size_<int>]’
12098 |   void operator=(const ValueArray7& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h: In instantiation of ‘testing::internal::CartesianProductHolder4<Generator1, Generator2, Generator3, Generator4>::CartesianProductHolder4(const Generator1&, const Generator2&, const Generator3&, const Generator4&) [with Generator1 = testing::internal::ValueArray2<int, int>; Generator2 = testing::internal::ValueArray2<int, int>; Generator3 = testing::internal::ValueArray3<cv::Size_<int>, cv::Size_<int>, cv::Size_<int> >; Generator4 = testing::internal::ParamGenerator<bool>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:18119:20:   required from ‘testing::internal::CartesianProductHolder4<Generator1, Generator2, Generator3, Generator4> testing::Combine(const Generator1&, const Generator2&, const Generator3&, const Generator4&) [with Generator1 = testing::internal::ValueArray2<int, int>; Generator2 = testing::internal::ValueArray2<int, int>; Generator3 = testing::internal::ValueArray3<cv::Size_<int>, cv::Size_<int>, cv::Size_<int> >; Generator4 = testing::internal::ParamGenerator<bool>]’
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_umat.cpp:697:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16762:42: warning: implicitly-declared ‘constexpr testing::internal::ValueArray2<int, int>::ValueArray2(const testing::internal::ValueArray2<int, int>&)’ is deprecated [-Wdeprecated-copy]
16762 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4) {}
      |                                          ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<int, int>’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = int; T2 = int]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16762:42: warning: implicitly-declared ‘constexpr testing::internal::ValueArray2<int, int>::ValueArray2(const testing::internal::ValueArray2<int, int>&)’ is deprecated [-Wdeprecated-copy]
16762 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4) {}
      |                                          ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<int, int>’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = int; T2 = int]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16762:42: warning: implicitly-declared ‘testing::internal::ValueArray3<cv::Size_<int>, cv::Size_<int>, cv::Size_<int> >::ValueArray3(const testing::internal::ValueArray3<cv::Size_<int>, cv::Size_<int>, cv::Size_<int> >&)’ is deprecated [-Wdeprecated-copy]
16762 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4) {}
      |                                          ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:12000:8: note: because ‘testing::internal::ValueArray3<cv::Size_<int>, cv::Size_<int>, cv::Size_<int> >’ has user-provided ‘void testing::internal::ValueArray3<T1, T2, T3>::operator=(const testing::internal::ValueArray3<T1, T2, T3>&) [with T1 = cv::Size_<int>; T2 = cv::Size_<int>; T3 = cv::Size_<int>]’
12000 |   void operator=(const ValueArray3& other);
      |        ^~~~~~~~
[ 57%] Building CXX object modules/photo/CMakeFiles/opencv_test_photo.dir/test/test_main.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/photo/CMakeFiles/opencv_test_photo.dir/test/test_main.cpp.o -MF CMakeFiles/opencv_test_photo.dir/test/test_main.cpp.o.d -o CMakeFiles/opencv_test_photo.dir/test/test_main.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/test/test_main.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 57%] Building CXX object modules/video/CMakeFiles/opencv_test_video.dir/test/ocl/test_optflow_tvl1flow.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/video/CMakeFiles/opencv_test_video.dir/test/ocl/test_optflow_tvl1flow.cpp.o -MF CMakeFiles/opencv_test_video.dir/test/ocl/test_optflow_tvl1flow.cpp.o.d -o CMakeFiles/opencv_test_video.dir/test/ocl/test_optflow_tvl1flow.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/test/ocl/test_optflow_tvl1flow.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 57%] Built target opencv_test_reg
[ 57%] Building CXX object modules/video/CMakeFiles/opencv_test_video.dir/test/ocl/test_optflowpyrlk.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/video/CMakeFiles/opencv_test_video.dir/test/ocl/test_optflowpyrlk.cpp.o -MF CMakeFiles/opencv_test_video.dir/test/ocl/test_optflowpyrlk.cpp.o.d -o CMakeFiles/opencv_test_video.dir/test/ocl/test_optflowpyrlk.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/test/ocl/test_optflowpyrlk.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 57%] Building CXX object modules/video/CMakeFiles/opencv_test_video.dir/test/test_accum.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/video/CMakeFiles/opencv_test_video.dir/test/test_accum.cpp.o -MF CMakeFiles/opencv_test_video.dir/test/test_accum.cpp.o.d -o CMakeFiles/opencv_test_video.dir/test/test_accum.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/test/test_accum.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 57%] Building CXX object modules/video/CMakeFiles/opencv_test_video.dir/test/test_camshift.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/video/CMakeFiles/opencv_test_video.dir/test/test_camshift.cpp.o -MF CMakeFiles/opencv_test_video.dir/test/test_camshift.cpp.o.d -o CMakeFiles/opencv_test_video.dir/test/test_camshift.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/test/test_camshift.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/test/ocl/test_optflow_tvl1flow.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/test/ocl/test_optflowpyrlk.cpp:46:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 57%] Building CXX object modules/video/CMakeFiles/opencv_test_video.dir/test/test_ecc.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/video/CMakeFiles/opencv_test_video.dir/test/test_ecc.cpp.o -MF CMakeFiles/opencv_test_video.dir/test/test_ecc.cpp.o.d -o CMakeFiles/opencv_test_video.dir/test/test_ecc.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/test/test_ecc.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 58%] Building CXX object modules/video/CMakeFiles/opencv_test_video.dir/test/test_estimaterigid.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/video/CMakeFiles/opencv_test_video.dir/test/test_estimaterigid.cpp.o -MF CMakeFiles/opencv_test_video.dir/test/test_estimaterigid.cpp.o.d -o CMakeFiles/opencv_test_video.dir/test/test_estimaterigid.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/test/test_estimaterigid.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/test/test_accum.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include/opencv2/video/tracking_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/test/test_camshift.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 58%] Building CXX object modules/core/CMakeFiles/opencv_test_core.dir/test/test_utils.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/core/CMakeFiles/opencv_test_core.dir/test/test_utils.cpp.o -MF CMakeFiles/opencv_test_core.dir/test/test_utils.cpp.o.d -o CMakeFiles/opencv_test_core.dir/test/test_utils.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_utils.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 58%] Building CXX object modules/core/CMakeFiles/opencv_test_core.dir/test/test_intrin128.fp16.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -DCV_CPU_COMPILE_FP16=1 -DCV_CPU_DISPATCH_MODE=FP16 -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/core/CMakeFiles/opencv_test_core.dir/test/test_intrin128.fp16.cpp.o -MF CMakeFiles/opencv_test_core.dir/test/test_intrin128.fp16.cpp.o.d -o CMakeFiles/opencv_test_core.dir/test/test_intrin128.fp16.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core/test/test_intrin128.fp16.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 58%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_fitellipse.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_fitellipse.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/test_fitellipse.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/test_fitellipse.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_fitellipse.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 58%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_fitellipse_ams.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_fitellipse_ams.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/test_fitellipse_ams.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/test_fitellipse_ams.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_fitellipse_ams.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_utils.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core/test/test_intrin128.fp16.cpp:2:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_fitellipse.cpp:7:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_fitellipse_ams.cpp:7:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 58%] Building CXX object modules/video/CMakeFiles/opencv_test_video.dir/test/test_kalman.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/video/CMakeFiles/opencv_test_video.dir/test/test_kalman.cpp.o -MF CMakeFiles/opencv_test_video.dir/test/test_kalman.cpp.o.d -o CMakeFiles/opencv_test_video.dir/test/test_kalman.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/test/test_kalman.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 58%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_fitellipse_direct.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_fitellipse_direct.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/test_fitellipse_direct.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/test_fitellipse_direct.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_fitellipse_direct.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 58%] Building CXX object modules/photo/CMakeFiles/opencv_test_photo.dir/test/test_npr.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/photo/CMakeFiles/opencv_test_photo.dir/test/test_npr.cpp.o -MF CMakeFiles/opencv_test_photo.dir/test/test_npr.cpp.o.d -o CMakeFiles/opencv_test_photo.dir/test/test_npr.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/test/test_npr.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include/opencv2/video/tracking_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/test/test_kalman.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 58%] Building CXX object modules/video/CMakeFiles/opencv_test_video.dir/test/test_main.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/video/CMakeFiles/opencv_test_video.dir/test/test_main.cpp.o -MF CMakeFiles/opencv_test_video.dir/test/test_main.cpp.o.d -o CMakeFiles/opencv_test_video.dir/test/test_main.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/test/test_main.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 58%] Building CXX object modules/video/CMakeFiles/opencv_test_video.dir/test/test_optflowpyrlk.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/video/CMakeFiles/opencv_test_video.dir/test/test_optflowpyrlk.cpp.o -MF CMakeFiles/opencv_test_video.dir/test/test_optflowpyrlk.cpp.o.d -o CMakeFiles/opencv_test_video.dir/test/test_optflowpyrlk.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/test/test_optflowpyrlk.cpp
[ 58%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_goodfeaturetotrack.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_goodfeaturetotrack.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/test_goodfeaturetotrack.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/test_goodfeaturetotrack.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_goodfeaturetotrack.cpp
[ 58%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_floodfill.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_floodfill.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/test_floodfill.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/test_floodfill.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_floodfill.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 59%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_grabcut.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_grabcut.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/test_grabcut.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/test_grabcut.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_grabcut.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_fitellipse_direct.cpp:7:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 59%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_histograms.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_histograms.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/test_histograms.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/test_histograms.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_histograms.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 59%] Building CXX object modules/video/CMakeFiles/opencv_test_video.dir/test/test_tvl1optflow.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/video/CMakeFiles/opencv_test_video.dir/test/test_tvl1optflow.cpp.o -MF CMakeFiles/opencv_test_video.dir/test/test_tvl1optflow.cpp.o.d -o CMakeFiles/opencv_test_video.dir/test/test_tvl1optflow.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/test/test_tvl1optflow.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make  -f modules/xphoto/CMakeFiles/opencv_test_xphoto.dir/build.make modules/xphoto/CMakeFiles/opencv_test_xphoto.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xphoto /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xphoto/CMakeFiles/opencv_test_xphoto.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/xphoto/CMakeFiles/opencv_test_xphoto.dir/build.make modules/xphoto/CMakeFiles/opencv_test_xphoto.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 59%] Building CXX object modules/xphoto/CMakeFiles/opencv_test_xphoto.dir/test/dct_image_denoising.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xphoto && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/xphoto/CMakeFiles/opencv_test_xphoto.dir/test/dct_image_denoising.cpp.o -MF CMakeFiles/opencv_test_xphoto.dir/test/dct_image_denoising.cpp.o.d -o CMakeFiles/opencv_test_xphoto.dir/test/dct_image_denoising.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/test/dct_image_denoising.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make  -f modules/dnn/CMakeFiles/opencv_test_dnn.dir/build.make modules/dnn/CMakeFiles/opencv_test_dnn.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn/CMakeFiles/opencv_test_dnn.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/dnn/CMakeFiles/opencv_test_dnn.dir/build.make modules/dnn/CMakeFiles/opencv_test_dnn.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 59%] Building CXX object modules/dnn/CMakeFiles/opencv_test_dnn.dir/test/npy_blob.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIE -MD -MT modules/dnn/CMakeFiles/opencv_test_dnn.dir/test/npy_blob.cpp.o -MF CMakeFiles/opencv_test_dnn.dir/test/npy_blob.cpp.o.d -o CMakeFiles/opencv_test_dnn.dir/test/npy_blob.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/test/npy_blob.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
make  -f modules/face/CMakeFiles/opencv_test_face.dir/build.make modules/face/CMakeFiles/opencv_test_face.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face/CMakeFiles/opencv_test_face.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/face/CMakeFiles/opencv_test_face.dir/build.make modules/face/CMakeFiles/opencv_test_face.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 59%] Building CXX object modules/face/CMakeFiles/opencv_test_face.dir/test/test_bif.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/face/CMakeFiles/opencv_test_face.dir/test/test_bif.cpp.o -MF CMakeFiles/opencv_test_face.dir/test/test_bif.cpp.o.d -o CMakeFiles/opencv_test_face.dir/test/test_bif.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/test/test_bif.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_goodfeaturetotrack.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_floodfill.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_grabcut.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include/opencv2/video/tracking_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/test/test_optflowpyrlk.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 59%] Linking CXX executable ../../bin/opencv_test_photo
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_test_photo.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG   -Wl,--gc-sections -rdynamic CMakeFiles/opencv_test_photo.dir/test/ocl/test_denoising.cpp.o CMakeFiles/opencv_test_photo.dir/test/test_cloning.cpp.o CMakeFiles/opencv_test_photo.dir/test/test_decolor.cpp.o CMakeFiles/opencv_test_photo.dir/test/test_denoise_tvl1.cpp.o CMakeFiles/opencv_test_photo.dir/test/test_denoising.cpp.o CMakeFiles/opencv_test_photo.dir/test/test_denoising.cuda.cpp.o CMakeFiles/opencv_test_photo.dir/test/test_hdr.cpp.o CMakeFiles/opencv_test_photo.dir/test/test_inpaint.cpp.o CMakeFiles/opencv_test_photo.dir/test/test_main.cpp.o CMakeFiles/opencv_test_photo.dir/test/test_npr.cpp.o -o ../../bin/opencv_test_photo  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib ../../lib/libopencv_ts.a ../../lib/libopencv_photo.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_histograms.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
make  -f modules/fuzzy/CMakeFiles/opencv_test_fuzzy.dir/build.make modules/fuzzy/CMakeFiles/opencv_test_fuzzy.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/fuzzy /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/fuzzy /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/fuzzy/CMakeFiles/opencv_test_fuzzy.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/fuzzy/CMakeFiles/opencv_test_fuzzy.dir/build.make modules/fuzzy/CMakeFiles/opencv_test_fuzzy.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 59%] Building CXX object modules/fuzzy/CMakeFiles/opencv_test_fuzzy.dir/test/test_f0.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/fuzzy && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/fuzzy/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/fuzzy/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/fuzzy/CMakeFiles/opencv_test_fuzzy.dir/test/test_f0.cpp.o -MF CMakeFiles/opencv_test_fuzzy.dir/test/test_f0.cpp.o.d -o CMakeFiles/opencv_test_fuzzy.dir/test/test_f0.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/fuzzy/test/test_f0.cpp
[ 59%] Building CXX object modules/fuzzy/CMakeFiles/opencv_test_fuzzy.dir/test/test_f1.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/fuzzy && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/fuzzy/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/fuzzy/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/fuzzy/CMakeFiles/opencv_test_fuzzy.dir/test/test_f1.cpp.o -MF CMakeFiles/opencv_test_fuzzy.dir/test/test_f1.cpp.o.d -o CMakeFiles/opencv_test_fuzzy.dir/test/test_f1.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/fuzzy/test/test_f1.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_histograms.cpp: In member function ‘virtual void opencv_test::{anonymous}::CV_CalcBackProjectPatchTest::run_func()’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_histograms.cpp:1737:33: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 1737 |         img[i] = CvMat(images[i]);
      |                                 ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_histograms.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 59%] Built target opencv_test_photo
[ 59%] Building CXX object modules/fuzzy/CMakeFiles/opencv_test_fuzzy.dir/test/test_image.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/fuzzy && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/fuzzy/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/fuzzy/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/fuzzy/CMakeFiles/opencv_test_fuzzy.dir/test/test_image.cpp.o -MF CMakeFiles/opencv_test_fuzzy.dir/test/test_image.cpp.o.d -o CMakeFiles/opencv_test_fuzzy.dir/test/test_image.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/fuzzy/test/test_image.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 59%] Building CXX object modules/fuzzy/CMakeFiles/opencv_test_fuzzy.dir/test/test_main.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/fuzzy && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/fuzzy/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/fuzzy/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/fuzzy/CMakeFiles/opencv_test_fuzzy.dir/test/test_main.cpp.o -MF CMakeFiles/opencv_test_fuzzy.dir/test/test_main.cpp.o.d -o CMakeFiles/opencv_test_fuzzy.dir/test/test_main.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/fuzzy/test/test_main.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 59%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_houghcircles.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_houghcircles.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/test_houghcircles.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/test_houghcircles.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_houghcircles.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 59%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_houghlines.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_houghlines.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/test_houghlines.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/test_houghlines.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_houghlines.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 59%] Linking CXX executable ../../bin/opencv_test_video
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_test_video.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG   -Wl,--gc-sections -rdynamic CMakeFiles/opencv_test_video.dir/test/ocl/test_bgfg_mog2.cpp.o CMakeFiles/opencv_test_video.dir/test/ocl/test_optflow_farneback.cpp.o CMakeFiles/opencv_test_video.dir/test/ocl/test_optflow_tvl1flow.cpp.o CMakeFiles/opencv_test_video.dir/test/ocl/test_optflowpyrlk.cpp.o CMakeFiles/opencv_test_video.dir/test/test_accum.cpp.o CMakeFiles/opencv_test_video.dir/test/test_camshift.cpp.o CMakeFiles/opencv_test_video.dir/test/test_ecc.cpp.o CMakeFiles/opencv_test_video.dir/test/test_estimaterigid.cpp.o CMakeFiles/opencv_test_video.dir/test/test_kalman.cpp.o CMakeFiles/opencv_test_video.dir/test/test_main.cpp.o CMakeFiles/opencv_test_video.dir/test/test_optflowpyrlk.cpp.o CMakeFiles/opencv_test_video.dir/test/test_tvl1optflow.cpp.o -o ../../bin/opencv_test_video  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib ../../lib/libopencv_ts.a ../../lib/libopencv_video.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
[ 59%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_imgproc_umat.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_imgproc_umat.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/test_imgproc_umat.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/test_imgproc_umat.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_imgproc_umat.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 59%] Building CXX object modules/xphoto/CMakeFiles/opencv_test_xphoto.dir/test/simple_color_balance.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xphoto && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/xphoto/CMakeFiles/opencv_test_xphoto.dir/test/simple_color_balance.cpp.o -MF CMakeFiles/opencv_test_xphoto.dir/test/simple_color_balance.cpp.o.d -o CMakeFiles/opencv_test_xphoto.dir/test/simple_color_balance.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/test/simple_color_balance.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 59%] Building CXX object modules/dnn/CMakeFiles/opencv_test_dnn.dir/test/test_backends.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIE -MD -MT modules/dnn/CMakeFiles/opencv_test_dnn.dir/test/test_backends.cpp.o -MF CMakeFiles/opencv_test_dnn.dir/test/test_backends.cpp.o.d -o CMakeFiles/opencv_test_dnn.dir/test/test_backends.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/test/test_backends.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
[ 59%] Building CXX object modules/face/CMakeFiles/opencv_test_face.dir/test/test_face_align.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/face/CMakeFiles/opencv_test_face.dir/test/test_face_align.cpp.o -MF CMakeFiles/opencv_test_face.dir/test/test_face_align.cpp.o.d -o CMakeFiles/opencv_test_face.dir/test/test_face_align.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/test/test_face_align.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 59%] Built target opencv_test_video
make  -f modules/img_hash/CMakeFiles/opencv_test_img_hash.dir/build.make modules/img_hash/CMakeFiles/opencv_test_img_hash.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/img_hash /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/img_hash/CMakeFiles/opencv_test_img_hash.dir/DependInfo.cmake --color=
[ 59%] Building CXX object modules/face/CMakeFiles/opencv_test_face.dir/test/test_facemark.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/face/CMakeFiles/opencv_test_face.dir/test/test_facemark.cpp.o -MF CMakeFiles/opencv_test_face.dir/test/test_facemark.cpp.o.d -o CMakeFiles/opencv_test_face.dir/test/test_facemark.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/test/test_facemark.cpp
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/img_hash/CMakeFiles/opencv_test_img_hash.dir/build.make modules/img_hash/CMakeFiles/opencv_test_img_hash.dir/build
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 59%] Building CXX object modules/img_hash/CMakeFiles/opencv_test_img_hash.dir/test/test_average_hash.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/img_hash && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/img_hash/CMakeFiles/opencv_test_img_hash.dir/test/test_average_hash.cpp.o -MF CMakeFiles/opencv_test_img_hash.dir/test/test_average_hash.cpp.o.d -o CMakeFiles/opencv_test_img_hash.dir/test/test_average_hash.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/test/test_average_hash.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make  -f modules/imgcodecs/CMakeFiles/opencv_test_imgcodecs.dir/build.make modules/imgcodecs/CMakeFiles/opencv_test_imgcodecs.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs/CMakeFiles/opencv_test_imgcodecs.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/imgcodecs/CMakeFiles/opencv_test_imgcodecs.dir/build.make modules/imgcodecs/CMakeFiles/opencv_test_imgcodecs.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 60%] Building CXX object modules/imgcodecs/CMakeFiles/opencv_test_imgcodecs.dir/test/test_grfmt.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DHAVE_IMGCODEC_HDR -DHAVE_IMGCODEC_PXM -DHAVE_IMGCODEC_SUNRASTER -DHAVE_WEBP -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -isystem /gnu/store/3xmlwzsdsx6y6662qavdg4vwvfvx8bsp-openexr-2.5.7/include/OpenEXR -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgcodecs/CMakeFiles/opencv_test_imgcodecs.dir/test/test_grfmt.cpp.o -MF CMakeFiles/opencv_test_imgcodecs.dir/test/test_grfmt.cpp.o.d -o CMakeFiles/opencv_test_imgcodecs.dir/test/test_grfmt.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/test/test_grfmt.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 60%] Building CXX object modules/imgcodecs/CMakeFiles/opencv_test_imgcodecs.dir/test/test_jpeg.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DHAVE_IMGCODEC_HDR -DHAVE_IMGCODEC_PXM -DHAVE_IMGCODEC_SUNRASTER -DHAVE_WEBP -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -isystem /gnu/store/3xmlwzsdsx6y6662qavdg4vwvfvx8bsp-openexr-2.5.7/include/OpenEXR -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgcodecs/CMakeFiles/opencv_test_imgcodecs.dir/test/test_jpeg.cpp.o -MF CMakeFiles/opencv_test_imgcodecs.dir/test/test_jpeg.cpp.o.d -o CMakeFiles/opencv_test_imgcodecs.dir/test/test_jpeg.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/test/test_jpeg.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_houghcircles.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 60%] Building CXX object modules/imgcodecs/CMakeFiles/opencv_test_imgcodecs.dir/test/test_main.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DHAVE_IMGCODEC_HDR -DHAVE_IMGCODEC_PXM -DHAVE_IMGCODEC_SUNRASTER -DHAVE_WEBP -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -isystem /gnu/store/3xmlwzsdsx6y6662qavdg4vwvfvx8bsp-openexr-2.5.7/include/OpenEXR -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgcodecs/CMakeFiles/opencv_test_imgcodecs.dir/test/test_main.cpp.o -MF CMakeFiles/opencv_test_imgcodecs.dir/test/test_main.cpp.o.d -o CMakeFiles/opencv_test_imgcodecs.dir/test/test_main.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/test/test_main.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:73,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_houghcircles.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h: In instantiation of ‘testing::internal::CartesianProductHolder6<Generator1, Generator2, Generator3, Generator4, Generator5, Generator6>::CartesianProductHolder6(const Generator1&, const Generator2&, const Generator3&, const Generator4&, const Generator5&, const Generator6&) [with Generator1 = testing::internal::ValueArray1<const char*>; Generator2 = testing::internal::ValueArray1<int>; Generator3 = testing::internal::ValueArray1<int>; Generator4 = testing::internal::ValueArray1<int>; Generator5 = testing::internal::ValueArray1<int>; Generator6 = testing::internal::ValueArray1<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:18141:20:   required from ‘testing::internal::CartesianProductHolder6<Generator1, Generator2, Generator3, Generator4, Generator5, Generator6> testing::Combine(const Generator1&, const Generator2&, const Generator3&, const Generator4&, const Generator5&, const Generator6&) [with Generator1 = testing::internal::ValueArray1<const char*>; Generator2 = testing::internal::ValueArray1<int>; Generator3 = testing::internal::ValueArray1<int>; Generator4 = testing::internal::ValueArray1<int>; Generator5 = testing::internal::ValueArray1<int>; Generator6 = testing::internal::ValueArray1<int>]’
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_houghcircles.cpp:166:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16819:60: warning: implicitly-declared ‘constexpr testing::internal::ValueArray1<const char*>::ValueArray1(const testing::internal::ValueArray1<const char*>&)’ is deprecated [-Wdeprecated-copy]
16819 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4), g5_(g5), g6_(g6) {}
      |                                                            ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11962:8: note: because ‘testing::internal::ValueArray1<const char*>’ has user-provided ‘void testing::internal::ValueArray1<T1>::operator=(const testing::internal::ValueArray1<T1>&) [with T1 = const char*]’
11962 |   void operator=(const ValueArray1& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16819:60: warning: implicitly-declared ‘constexpr testing::internal::ValueArray1<int>::ValueArray1(const testing::internal::ValueArray1<int>&)’ is deprecated [-Wdeprecated-copy]
16819 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4), g5_(g5), g6_(g6) {}
      |                                                            ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11962:8: note: because ‘testing::internal::ValueArray1<int>’ has user-provided ‘void testing::internal::ValueArray1<T1>::operator=(const testing::internal::ValueArray1<T1>&) [with T1 = int]’
11962 |   void operator=(const ValueArray1& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16819:60: warning: implicitly-declared ‘constexpr testing::internal::ValueArray1<int>::ValueArray1(const testing::internal::ValueArray1<int>&)’ is deprecated [-Wdeprecated-copy]
16819 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4), g5_(g5), g6_(g6) {}
      |                                                            ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11962:8: note: because ‘testing::internal::ValueArray1<int>’ has user-provided ‘void testing::internal::ValueArray1<T1>::operator=(const testing::internal::ValueArray1<T1>&) [with T1 = int]’
11962 |   void operator=(const ValueArray1& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16819:60: warning: implicitly-declared ‘constexpr testing::internal::ValueArray1<int>::ValueArray1(const testing::internal::ValueArray1<int>&)’ is deprecated [-Wdeprecated-copy]
16819 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4), g5_(g5), g6_(g6) {}
      |                                                            ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11962:8: note: because ‘testing::internal::ValueArray1<int>’ has user-provided ‘void testing::internal::ValueArray1<T1>::operator=(const testing::internal::ValueArray1<T1>&) [with T1 = int]’
11962 |   void operator=(const ValueArray1& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16819:60: warning: implicitly-declared ‘constexpr testing::internal::ValueArray1<int>::ValueArray1(const testing::internal::ValueArray1<int>&)’ is deprecated [-Wdeprecated-copy]
16819 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4), g5_(g5), g6_(g6) {}
      |                                                            ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11962:8: note: because ‘testing::internal::ValueArray1<int>’ has user-provided ‘void testing::internal::ValueArray1<T1>::operator=(const testing::internal::ValueArray1<T1>&) [with T1 = int]’
11962 |   void operator=(const ValueArray1& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16819:60: warning: implicitly-declared ‘constexpr testing::internal::ValueArray1<int>::ValueArray1(const testing::internal::ValueArray1<int>&)’ is deprecated [-Wdeprecated-copy]
16819 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4), g5_(g5), g6_(g6) {}
      |                                                            ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11962:8: note: because ‘testing::internal::ValueArray1<int>’ has user-provided ‘void testing::internal::ValueArray1<T1>::operator=(const testing::internal::ValueArray1<T1>&) [with T1 = int]’
11962 |   void operator=(const ValueArray1& other);
      |        ^~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_houghlines.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_imgproc_umat.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 60%] Building CXX object modules/imgcodecs/CMakeFiles/opencv_test_imgcodecs.dir/test/test_png.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DHAVE_IMGCODEC_HDR -DHAVE_IMGCODEC_PXM -DHAVE_IMGCODEC_SUNRASTER -DHAVE_WEBP -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -isystem /gnu/store/3xmlwzsdsx6y6662qavdg4vwvfvx8bsp-openexr-2.5.7/include/OpenEXR -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgcodecs/CMakeFiles/opencv_test_imgcodecs.dir/test/test_png.cpp.o -MF CMakeFiles/opencv_test_imgcodecs.dir/test/test_png.cpp.o.d -o CMakeFiles/opencv_test_imgcodecs.dir/test/test_png.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/test/test_png.cpp
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:73,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_houghlines.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h: In instantiation of ‘testing::internal::CartesianProductHolder4<Generator1, Generator2, Generator3, Generator4>::CartesianProductHolder4(const Generator1&, const Generator2&, const Generator3&, const Generator4&) [with Generator1 = testing::internal::ValueArray2<const char*, const char*>; Generator2 = testing::internal::ValueArray2<int, int>; Generator3 = testing::internal::ValueArray2<double, double>; Generator4 = testing::internal::ValueArray2<int, int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:18119:20:   required from ‘testing::internal::CartesianProductHolder4<Generator1, Generator2, Generator3, Generator4> testing::Combine(const Generator1&, const Generator2&, const Generator3&, const Generator4&) [with Generator1 = testing::internal::ValueArray2<const char*, const char*>; Generator2 = testing::internal::ValueArray2<int, int>; Generator3 = testing::internal::ValueArray2<double, double>; Generator4 = testing::internal::ValueArray2<int, int>]’
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_houghlines.cpp:302:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16762:42: warning: implicitly-declared ‘constexpr testing::internal::ValueArray2<const char*, const char*>::ValueArray2(const testing::internal::ValueArray2<const char*, const char*>&)’ is deprecated [-Wdeprecated-copy]
16762 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4) {}
      |                                          ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<const char*, const char*>’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = const char*; T2 = const char*]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16762:42: warning: implicitly-declared ‘constexpr testing::internal::ValueArray2<int, int>::ValueArray2(const testing::internal::ValueArray2<int, int>&)’ is deprecated [-Wdeprecated-copy]
16762 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4) {}
      |                                          ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<int, int>’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = int; T2 = int]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16762:42: warning: implicitly-declared ‘constexpr testing::internal::ValueArray2<double, double>::ValueArray2(const testing::internal::ValueArray2<double, double>&)’ is deprecated [-Wdeprecated-copy]
16762 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4) {}
      |                                          ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<double, double>’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = double; T2 = double]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16762:42: warning: implicitly-declared ‘constexpr testing::internal::ValueArray2<int, int>::ValueArray2(const testing::internal::ValueArray2<int, int>&)’ is deprecated [-Wdeprecated-copy]
16762 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4) {}
      |                                          ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<int, int>’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = int; T2 = int]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h: In instantiation of ‘testing::internal::CartesianProductHolder6<Generator1, Generator2, Generator3, Generator4, Generator5, Generator6>::CartesianProductHolder6(const Generator1&, const Generator2&, const Generator3&, const Generator4&, const Generator5&, const Generator6&) [with Generator1 = testing::internal::ValueArray2<const char*, const char*>; Generator2 = testing::internal::ValueArray2<int, int>; Generator3 = testing::internal::ValueArray2<double, double>; Generator4 = testing::internal::ValueArray2<int, int>; Generator5 = testing::internal::ValueArray2<int, int>; Generator6 = testing::internal::ValueArray2<int, int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:18141:20:   required from ‘testing::internal::CartesianProductHolder6<Generator1, Generator2, Generator3, Generator4, Generator5, Generator6> testing::Combine(const Generator1&, const Generator2&, const Generator3&, const Generator4&, const Generator5&, const Generator6&) [with Generator1 = testing::internal::ValueArray2<const char*, const char*>; Generator2 = testing::internal::ValueArray2<int, int>; Generator3 = testing::internal::ValueArray2<double, double>; Generator4 = testing::internal::ValueArray2<int, int>; Generator5 = testing::internal::ValueArray2<int, int>; Generator6 = testing::internal::ValueArray2<int, int>]’
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_houghlines.cpp:308:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16819:60: warning: implicitly-declared ‘constexpr testing::internal::ValueArray2<const char*, const char*>::ValueArray2(const testing::internal::ValueArray2<const char*, const char*>&)’ is deprecated [-Wdeprecated-copy]
16819 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4), g5_(g5), g6_(g6) {}
      |                                                            ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<const char*, const char*>’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = const char*; T2 = const char*]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16819:60: warning: implicitly-declared ‘constexpr testing::internal::ValueArray2<int, int>::ValueArray2(const testing::internal::ValueArray2<int, int>&)’ is deprecated [-Wdeprecated-copy]
16819 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4), g5_(g5), g6_(g6) {}
      |                                                            ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<int, int>’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = int; T2 = int]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16819:60: warning: implicitly-declared ‘constexpr testing::internal::ValueArray2<double, double>::ValueArray2(const testing::internal::ValueArray2<double, double>&)’ is deprecated [-Wdeprecated-copy]
16819 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4), g5_(g5), g6_(g6) {}
      |                                                            ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<double, double>’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = double; T2 = double]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16819:60: warning: implicitly-declared ‘constexpr testing::internal::ValueArray2<int, int>::ValueArray2(const testing::internal::ValueArray2<int, int>&)’ is deprecated [-Wdeprecated-copy]
16819 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4), g5_(g5), g6_(g6) {}
      |                                                            ^
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<int, int>’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = int; T2 = int]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16819:60: warning: implicitly-declared ‘constexpr testing::internal::ValueArray2<int, int>::ValueArray2(const testing::internal::ValueArray2<int, int>&)’ is deprecated [-Wdeprecated-copy]
16819 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4), g5_(g5), g6_(g6) {}
      |                                                            ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<int, int>’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = int; T2 = int]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16819:60: warning: implicitly-declared ‘constexpr testing::internal::ValueArray2<int, int>::ValueArray2(const testing::internal::ValueArray2<int, int>&)’ is deprecated [-Wdeprecated-copy]
16819 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4), g5_(g5), g6_(g6) {}
      |                                                            ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<int, int>’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = int; T2 = int]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h: In instantiation of ‘testing::internal::CartesianProductHolder4<Generator1, Generator2, Generator3, Generator4>::CartesianProductHolder4(const Generator1&, const Generator2&, const Generator3&, const Generator4&) [with Generator1 = testing::internal::ValueArray2<float, float>; Generator2 = testing::internal::ValueArray2<float, float>; Generator3 = testing::internal::ValueArray2<float, double>; Generator4 = testing::internal::ValueArray2<double, double>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:18119:20:   required from ‘testing::internal::CartesianProductHolder4<Generator1, Generator2, Generator3, Generator4> testing::Combine(const Generator1&, const Generator2&, const Generator3&, const Generator4&) [with Generator1 = testing::internal::ValueArray2<float, float>; Generator2 = testing::internal::ValueArray2<float, float>; Generator3 = testing::internal::ValueArray2<float, double>; Generator4 = testing::internal::ValueArray2<double, double>]’
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_houghlines.cpp:316:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16762:42: warning: implicitly-declared ‘constexpr testing::internal::ValueArray2<float, float>::ValueArray2(const testing::internal::ValueArray2<float, float>&)’ is deprecated [-Wdeprecated-copy]
16762 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4) {}
      |                                          ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<float, float>’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = float; T2 = float]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16762:42: warning: implicitly-declared ‘constexpr testing::internal::ValueArray2<float, float>::ValueArray2(const testing::internal::ValueArray2<float, float>&)’ is deprecated [-Wdeprecated-copy]
16762 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4) {}
      |                                          ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<float, float>’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = float; T2 = float]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16762:42: warning: implicitly-declared ‘constexpr testing::internal::ValueArray2<float, double>::ValueArray2(const testing::internal::ValueArray2<float, double>&)’ is deprecated [-Wdeprecated-copy]
16762 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4) {}
      |                                          ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<float, double>’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = float; T2 = double]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16762:42: warning: implicitly-declared ‘constexpr testing::internal::ValueArray2<double, double>::ValueArray2(const testing::internal::ValueArray2<double, double>&)’ is deprecated [-Wdeprecated-copy]
16762 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4) {}
      |                                          ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<double, double>’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = double; T2 = double]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
[ 60%] Building CXX object modules/imgcodecs/CMakeFiles/opencv_test_imgcodecs.dir/test/test_read_write.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DHAVE_IMGCODEC_HDR -DHAVE_IMGCODEC_PXM -DHAVE_IMGCODEC_SUNRASTER -DHAVE_WEBP -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -isystem /gnu/store/3xmlwzsdsx6y6662qavdg4vwvfvx8bsp-openexr-2.5.7/include/OpenEXR -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgcodecs/CMakeFiles/opencv_test_imgcodecs.dir/test/test_read_write.cpp.o -MF CMakeFiles/opencv_test_imgcodecs.dir/test/test_read_write.cpp.o.d -o CMakeFiles/opencv_test_imgcodecs.dir/test/test_read_write.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/test/test_read_write.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 60%] Linking CXX executable ../../bin/opencv_test_fuzzy
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/fuzzy && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_test_fuzzy.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG   -Wl,--gc-sections -rdynamic CMakeFiles/opencv_test_fuzzy.dir/test/test_f0.cpp.o CMakeFiles/opencv_test_fuzzy.dir/test/test_f1.cpp.o CMakeFiles/opencv_test_fuzzy.dir/test/test_image.cpp.o CMakeFiles/opencv_test_fuzzy.dir/test/test_main.cpp.o -o ../../bin/opencv_test_fuzzy  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib ../../lib/libopencv_ts.a ../../lib/libopencv_fuzzy.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/test/test_grfmt.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 60%] Building CXX object modules/imgcodecs/CMakeFiles/opencv_test_imgcodecs.dir/test/test_tiff.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DHAVE_IMGCODEC_HDR -DHAVE_IMGCODEC_PXM -DHAVE_IMGCODEC_SUNRASTER -DHAVE_WEBP -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -isystem /gnu/store/3xmlwzsdsx6y6662qavdg4vwvfvx8bsp-openexr-2.5.7/include/OpenEXR -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgcodecs/CMakeFiles/opencv_test_imgcodecs.dir/test/test_tiff.cpp.o -MF CMakeFiles/opencv_test_imgcodecs.dir/test/test_tiff.cpp.o.d -o CMakeFiles/opencv_test_imgcodecs.dir/test/test_tiff.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/test/test_tiff.cpp
[ 60%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_imgwarp.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_imgwarp.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/test_imgwarp.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/test_imgwarp.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_imgwarp.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:73,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/test/test_grfmt.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h: In instantiation of ‘testing::internal::CartesianProductHolder2<Generator1, Generator2>::CartesianProductHolder2(const Generator1&, const Generator2&) [with Generator1 = testing::internal::ParamGenerator<std::__cxx11::basic_string<char> >; Generator2 = testing::internal::ValueArray1<cv::ImreadModes>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:18102:20:   required from ‘testing::internal::CartesianProductHolder2<Generator1, Generator2> testing::Combine(const Generator1&, const Generator2&) [with Generator1 = testing::internal::ParamGenerator<std::__cxx11::basic_string<char> >; Generator2 = testing::internal::ValueArray1<cv::ImreadModes>]’
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/test/test_grfmt.cpp:128:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16715:24: warning: implicitly-declared ‘constexpr testing::internal::ValueArray1<cv::ImreadModes>::ValueArray1(const testing::internal::ValueArray1<cv::ImreadModes>&)’ is deprecated [-Wdeprecated-copy]
16715 |       : g1_(g1), g2_(g2) {}
      |                        ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11962:8: note: because ‘testing::internal::ValueArray1<cv::ImreadModes>’ has user-provided ‘void testing::internal::ValueArray1<T1>::operator=(const testing::internal::ValueArray1<T1>&) [with T1 = cv::ImreadModes]’
11962 |   void operator=(const ValueArray1& other);
      |        ^~~~~~~~
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 60%] Built target opencv_test_fuzzy
[ 60%] Building CXX object modules/imgcodecs/CMakeFiles/opencv_test_imgcodecs.dir/test/test_webp.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DHAVE_IMGCODEC_HDR -DHAVE_IMGCODEC_PXM -DHAVE_IMGCODEC_SUNRASTER -DHAVE_WEBP -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -isystem /gnu/store/3xmlwzsdsx6y6662qavdg4vwvfvx8bsp-openexr-2.5.7/include/OpenEXR -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgcodecs/CMakeFiles/opencv_test_imgcodecs.dir/test/test_webp.cpp.o -MF CMakeFiles/opencv_test_imgcodecs.dir/test/test_webp.cpp.o.d -o CMakeFiles/opencv_test_imgcodecs.dir/test/test_webp.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/test/test_webp.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 60%] Building CXX object modules/xphoto/CMakeFiles/opencv_test_xphoto.dir/test/test_denoise_bm3d.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xphoto && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/xphoto/CMakeFiles/opencv_test_xphoto.dir/test/test_denoise_bm3d.cpp.o -MF CMakeFiles/opencv_test_xphoto.dir/test/test_denoise_bm3d.cpp.o.d -o CMakeFiles/opencv_test_xphoto.dir/test/test_denoise_bm3d.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/test/test_denoise_bm3d.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 60%] Building CXX object modules/face/CMakeFiles/opencv_test_face.dir/test/test_facemark_aam.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/face/CMakeFiles/opencv_test_face.dir/test/test_facemark_aam.cpp.o -MF CMakeFiles/opencv_test_face.dir/test/test_facemark_aam.cpp.o.d -o CMakeFiles/opencv_test_face.dir/test/test_facemark_aam.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/test/test_facemark_aam.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/test/test_jpeg.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 60%] Building CXX object modules/img_hash/CMakeFiles/opencv_test_img_hash.dir/test/test_block_mean_hash.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/img_hash && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/img_hash/CMakeFiles/opencv_test_img_hash.dir/test/test_block_mean_hash.cpp.o -MF CMakeFiles/opencv_test_img_hash.dir/test/test_block_mean_hash.cpp.o.d -o CMakeFiles/opencv_test_img_hash.dir/test/test_block_mean_hash.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/test/test_block_mean_hash.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/test/test_jpeg.cpp: In member function ‘virtual void opencv_test::{anonymous}::Imgcodecs_Jpeg_Exif_exif_orientation_Test::Body()’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/test/test_jpeg.cpp:64:31: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
   64 |     vec = m_img.at<Vec3b>(2, 2); //some point inside the square
      |                               ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/test/test_jpeg.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/test/test_jpeg.cpp:70:31: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
   70 |     vec = m_img.at<Vec3b>(2, 7);  //some point inside the square
      |                               ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/test/test_jpeg.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/test/test_jpeg.cpp:76:31: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
   76 |     vec = m_img.at<Vec3b>(7, 2);  //some point inside the square
      |                               ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/test/test_jpeg.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/test/test_main.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 60%] Building CXX object modules/face/CMakeFiles/opencv_test_face.dir/test/test_facemark_lbf.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/face/CMakeFiles/opencv_test_face.dir/test/test_facemark_lbf.cpp.o -MF CMakeFiles/opencv_test_face.dir/test/test_facemark_lbf.cpp.o.d -o CMakeFiles/opencv_test_face.dir/test/test_facemark_lbf.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/test/test_facemark_lbf.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/test/test_png.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 61%] Building CXX object modules/face/CMakeFiles/opencv_test_face.dir/test/test_loadsave.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/face/CMakeFiles/opencv_test_face.dir/test/test_loadsave.cpp.o -MF CMakeFiles/opencv_test_face.dir/test/test_loadsave.cpp.o.d -o CMakeFiles/opencv_test_face.dir/test/test_loadsave.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/test/test_loadsave.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/test/test_read_write.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/test/test_tiff.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_imgwarp.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/test/test_webp.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 61%] Building CXX object modules/xphoto/CMakeFiles/opencv_test_xphoto.dir/test/test_grayworld.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xphoto && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/xphoto/CMakeFiles/opencv_test_xphoto.dir/test/test_grayworld.cpp.o -MF CMakeFiles/opencv_test_xphoto.dir/test/test_grayworld.cpp.o.d -o CMakeFiles/opencv_test_xphoto.dir/test/test_grayworld.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/test/test_grayworld.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 61%] Building CXX object modules/img_hash/CMakeFiles/opencv_test_img_hash.dir/test/test_main.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/img_hash && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/img_hash/CMakeFiles/opencv_test_img_hash.dir/test/test_main.cpp.o -MF CMakeFiles/opencv_test_img_hash.dir/test/test_main.cpp.o.d -o CMakeFiles/opencv_test_img_hash.dir/test/test_main.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/test/test_main.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 61%] Building CXX object modules/img_hash/CMakeFiles/opencv_test_img_hash.dir/test/test_marr_hildreth_hash.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/img_hash && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/img_hash/CMakeFiles/opencv_test_img_hash.dir/test/test_marr_hildreth_hash.cpp.o -MF CMakeFiles/opencv_test_img_hash.dir/test/test_marr_hildreth_hash.cpp.o.d -o CMakeFiles/opencv_test_img_hash.dir/test/test_marr_hildreth_hash.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/test/test_marr_hildreth_hash.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 61%] Building CXX object modules/img_hash/CMakeFiles/opencv_test_img_hash.dir/test/test_phash.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/img_hash && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/img_hash/CMakeFiles/opencv_test_img_hash.dir/test/test_phash.cpp.o -MF CMakeFiles/opencv_test_img_hash.dir/test/test_phash.cpp.o.d -o CMakeFiles/opencv_test_img_hash.dir/test/test_phash.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/test/test_phash.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 61%] Building CXX object modules/face/CMakeFiles/opencv_test_face.dir/test/test_mace.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/face/CMakeFiles/opencv_test_face.dir/test/test_mace.cpp.o -MF CMakeFiles/opencv_test_face.dir/test/test_mace.cpp.o.d -o CMakeFiles/opencv_test_face.dir/test/test_mace.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/test/test_mace.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 61%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_imgwarp_strict.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_imgwarp_strict.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/test_imgwarp_strict.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/test_imgwarp_strict.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_imgwarp_strict.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 61%] Building CXX object modules/dnn/CMakeFiles/opencv_test_dnn.dir/test/test_caffe_importer.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIE -MD -MT modules/dnn/CMakeFiles/opencv_test_dnn.dir/test/test_caffe_importer.cpp.o -MF CMakeFiles/opencv_test_dnn.dir/test/test_caffe_importer.cpp.o.d -o CMakeFiles/opencv_test_dnn.dir/test/test_caffe_importer.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/test/test_caffe_importer.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
[ 61%] Building CXX object modules/face/CMakeFiles/opencv_test_face.dir/test/test_main.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/face/CMakeFiles/opencv_test_face.dir/test/test_main.cpp.o -MF CMakeFiles/opencv_test_face.dir/test/test_main.cpp.o.d -o CMakeFiles/opencv_test_face.dir/test/test_main.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/test/test_main.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 61%] Building CXX object modules/dnn/CMakeFiles/opencv_test_dnn.dir/test/test_darknet_importer.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIE -MD -MT modules/dnn/CMakeFiles/opencv_test_dnn.dir/test/test_darknet_importer.cpp.o -MF CMakeFiles/opencv_test_dnn.dir/test/test_darknet_importer.cpp.o.d -o CMakeFiles/opencv_test_dnn.dir/test/test_darknet_importer.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/test/test_darknet_importer.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
[ 61%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_intersection.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_intersection.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/test_intersection.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/test_intersection.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_intersection.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 61%] Building CXX object modules/img_hash/CMakeFiles/opencv_test_img_hash.dir/test/test_radial_variance_hash.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/img_hash && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/img_hash/CMakeFiles/opencv_test_img_hash.dir/test/test_radial_variance_hash.cpp.o -MF CMakeFiles/opencv_test_img_hash.dir/test/test_radial_variance_hash.cpp.o.d -o CMakeFiles/opencv_test_img_hash.dir/test/test_radial_variance_hash.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/test/test_radial_variance_hash.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 61%] Building CXX object modules/xphoto/CMakeFiles/opencv_test_xphoto.dir/test/test_learning_based_color_balance.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xphoto && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/xphoto/CMakeFiles/opencv_test_xphoto.dir/test/test_learning_based_color_balance.cpp.o -MF CMakeFiles/opencv_test_xphoto.dir/test/test_learning_based_color_balance.cpp.o.d -o CMakeFiles/opencv_test_xphoto.dir/test/test_learning_based_color_balance.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/test/test_learning_based_color_balance.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 62%] Building CXX object modules/xphoto/CMakeFiles/opencv_test_xphoto.dir/test/test_main.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xphoto && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/xphoto/CMakeFiles/opencv_test_xphoto.dir/test/test_main.cpp.o -MF CMakeFiles/opencv_test_xphoto.dir/test/test_main.cpp.o.d -o CMakeFiles/opencv_test_xphoto.dir/test/test_main.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/test/test_main.cpp
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_imgwarp_strict.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 62%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_lsd.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_lsd.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/test_lsd.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/test_lsd.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_lsd.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 62%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_main.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_main.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/test_main.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/test_main.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_main.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include/opencv2/dnn/shape_utils.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/test/test_caffe_importer.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
make  -f modules/shape/CMakeFiles/opencv_test_shape.dir/build.make modules/shape/CMakeFiles/opencv_test_shape.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/shape /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/shape /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/shape/CMakeFiles/opencv_test_shape.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/shape/CMakeFiles/opencv_test_shape.dir/build.make modules/shape/CMakeFiles/opencv_test_shape.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 62%] Building CXX object modules/shape/CMakeFiles/opencv_test_shape.dir/test/test_main.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/shape && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/shape/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/shape/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/shape/CMakeFiles/opencv_test_shape.dir/test/test_main.cpp.o -MF CMakeFiles/opencv_test_shape.dir/test/test_main.cpp.o.d -o CMakeFiles/opencv_test_shape.dir/test/test_main.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/shape/test/test_main.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_intersection.cpp:46:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include/opencv2/dnn/shape_utils.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/test/test_darknet_importer.cpp:46:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
[ 62%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_moments.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_moments.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/test_moments.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/test_moments.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_moments.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 62%] Building CXX object modules/shape/CMakeFiles/opencv_test_shape.dir/test/test_shape.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/shape && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/shape/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/shape/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/shape/CMakeFiles/opencv_test_shape.dir/test/test_shape.cpp.o -MF CMakeFiles/opencv_test_shape.dir/test/test_shape.cpp.o.d -o CMakeFiles/opencv_test_shape.dir/test/test_shape.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/shape/test/test_shape.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 62%] Linking CXX executable ../../bin/opencv_test_imgcodecs
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_test_imgcodecs.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG   -Wl,--gc-sections -rdynamic CMakeFiles/opencv_test_imgcodecs.dir/test/test_grfmt.cpp.o CMakeFiles/opencv_test_imgcodecs.dir/test/test_jpeg.cpp.o CMakeFiles/opencv_test_imgcodecs.dir/test/test_main.cpp.o CMakeFiles/opencv_test_imgcodecs.dir/test/test_png.cpp.o CMakeFiles/opencv_test_imgcodecs.dir/test/test_read_write.cpp.o CMakeFiles/opencv_test_imgcodecs.dir/test/test_tiff.cpp.o CMakeFiles/opencv_test_imgcodecs.dir/test/test_webp.cpp.o -o ../../bin/opencv_test_imgcodecs  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib ../../lib/libopencv_ts.a ../../lib/libopencv_highgui.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
make  -f modules/videoio/CMakeFiles/opencv_test_videoio.dir/build.make modules/videoio/CMakeFiles/opencv_test_videoio.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videoio /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videoio/CMakeFiles/opencv_test_videoio.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/videoio/CMakeFiles/opencv_test_videoio.dir/build.make modules/videoio/CMakeFiles/opencv_test_videoio.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 62%] Building CXX object modules/videoio/CMakeFiles/opencv_test_videoio.dir/test/test_container_avi.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videoio && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIE -MD -MT modules/videoio/CMakeFiles/opencv_test_videoio.dir/test/test_container_avi.cpp.o -MF CMakeFiles/opencv_test_videoio.dir/test/test_container_avi.cpp.o.d -o CMakeFiles/opencv_test_videoio.dir/test/test_container_avi.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/test/test_container_avi.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 62%] Built target opencv_test_imgcodecs
make  -f modules/highgui/CMakeFiles/opencv_test_highgui.dir/build.make modules/highgui/CMakeFiles/opencv_test_highgui.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/highgui /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/highgui/CMakeFiles/opencv_test_highgui.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/highgui/CMakeFiles/opencv_test_highgui.dir/build.make modules/highgui/CMakeFiles/opencv_test_highgui.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 63%] Building CXX object modules/highgui/CMakeFiles/opencv_test_highgui.dir/test/test_gui.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/highgui && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DHAVE_WEBP -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -isystem /gnu/store/pri7zcp9lbsh06andky2gk5qdvqxkpaa-libpng-1.6.37/include/libpng16 -isystem /gnu/store/qzjk2zplc0a69ryi7y3k6mmnpr82hykj-gtk+-2.24.33/include/gtk-2.0 -isystem /gnu/store/qzjk2zplc0a69ryi7y3k6mmnpr82hykj-gtk+-2.24.33/lib/gtk-2.0/include -isystem /gnu/store/67573mfpsws961dk3rgcxkai3v9lkgd6-pixman-0.40.0/include/pixman-1 -isystem /gnu/store/y5ih85a17axy7hjn8gxsr56bj814s82i-pango-1.48.10/include/pango-1.0 -isystem /gnu/store/isxqamcjjlx7whc195c9npm4nv1sbia9-glib-2.70.0/include/glib-2.0 -isystem /gnu/store/isxqamcjjlx7whc195c9npm4nv1sbia9-glib-2.70.0/lib/glib-2.0/include -isystem /gnu/store/mmm03yhgxwrml7cln4z5bf6y3pliw822-cairo-1.16.0/include/cairo -isystem /gnu/store/rpr4ka0x4bjk4yqxakf94pdaifk8j1x6-atk-2.36.0/include/atk-1.0 -isystem /gnu/store/yfp8z5cri9kdzn33arp6ag183khgjh46-harfbuzz-2.8.2/include/harfbuzz -isystem /gnu/store/k9fyjbfsz8gg8ygl90xnyljpvmxb783i-fribidi-1.0.9/include/fribidi -isystem /gnu/store/h4lz81bmmbqpxwbal80kmizvld0bxp5c-freetype-2.10.4/include/freetype2 -isystem /gnu/store/6j2amh5dhgwkfn61qc3id66hqsvj3fcb-util-linux-2.37.1-lib/include/libmount -isystem /gnu/store/6j2amh5dhgwkfn61qc3id66hqsvj3fcb-util-linux-2.37.1-lib/include/blkid -isystem /gnu/store/k053qmqf8y92cpzlpfsgp745zvzpwy53-gdk-pixbuf-2.42.4/include/gdk-pixbuf-2.0 -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIE -MD -MT modules/highgui/CMakeFiles/opencv_test_highgui.dir/test/test_gui.cpp.o -MF CMakeFiles/opencv_test_highgui.dir/test/test_gui.cpp.o.d -o CMakeFiles/opencv_test_highgui.dir/test/test_gui.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/test/test_gui.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/test/test_learning_based_color_balance.cpp: In member function ‘virtual void opencv_test::{anonymous}::xphoto_simplefeatures_regression_Test::Body()’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/test/test_learning_based_color_balance.cpp:17:50: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
   17 |     test_im.at<Vec3b>(0, 0) = Vec3b(240, 220, 200);
      |                                                  ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto/inpainting.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include/opencv2/xphoto.hpp:49,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/test/test_learning_based_color_balance.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_lsd.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_main.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 63%] Building CXX object modules/videoio/CMakeFiles/opencv_test_videoio.dir/test/test_ffmpeg.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videoio && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIE -MD -MT modules/videoio/CMakeFiles/opencv_test_videoio.dir/test/test_ffmpeg.cpp.o -MF CMakeFiles/opencv_test_videoio.dir/test/test_ffmpeg.cpp.o.d -o CMakeFiles/opencv_test_videoio.dir/test/test_ffmpeg.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/test/test_ffmpeg.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 63%] Linking CXX executable ../../bin/opencv_test_img_hash
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/img_hash && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_test_img_hash.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG   -Wl,--gc-sections -rdynamic CMakeFiles/opencv_test_img_hash.dir/test/test_average_hash.cpp.o CMakeFiles/opencv_test_img_hash.dir/test/test_block_mean_hash.cpp.o CMakeFiles/opencv_test_img_hash.dir/test/test_main.cpp.o CMakeFiles/opencv_test_img_hash.dir/test/test_marr_hildreth_hash.cpp.o CMakeFiles/opencv_test_img_hash.dir/test/test_phash.cpp.o CMakeFiles/opencv_test_img_hash.dir/test/test_radial_variance_hash.cpp.o -o ../../bin/opencv_test_img_hash  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib ../../lib/libopencv_ts.a ../../lib/libopencv_img_hash.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
[ 64%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_pc.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_pc.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/test_pc.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/test_pc.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_pc.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_moments.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 64%] Built target opencv_test_img_hash
make  -f modules/superres/CMakeFiles/opencv_test_superres.dir/build.make modules/superres/CMakeFiles/opencv_test_superres.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/superres /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/superres /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/superres/CMakeFiles/opencv_test_superres.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/superres/CMakeFiles/opencv_test_superres.dir/build.make modules/superres/CMakeFiles/opencv_test_superres.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 64%] Building CXX object modules/superres/CMakeFiles/opencv_test_superres.dir/test/test_main.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/superres && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/superres/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/superres/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/superres/CMakeFiles/opencv_test_superres.dir/test/test_main.cpp.o -MF CMakeFiles/opencv_test_superres.dir/test/test_main.cpp.o.d -o CMakeFiles/opencv_test_superres.dir/test/test_main.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/superres/test/test_main.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 64%] Building CXX object modules/superres/CMakeFiles/opencv_test_superres.dir/test/test_superres.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/superres && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/superres/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/superres/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/superres/CMakeFiles/opencv_test_superres.dir/test/test_superres.cpp.o -MF CMakeFiles/opencv_test_superres.dir/test/test_superres.cpp.o.d -o CMakeFiles/opencv_test_superres.dir/test/test_superres.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/superres/test/test_superres.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 64%] Linking CXX executable ../../bin/opencv_test_xphoto
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xphoto && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_test_xphoto.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG   -Wl,--gc-sections -rdynamic CMakeFiles/opencv_test_xphoto.dir/test/dct_image_denoising.cpp.o CMakeFiles/opencv_test_xphoto.dir/test/simple_color_balance.cpp.o CMakeFiles/opencv_test_xphoto.dir/test/test_denoise_bm3d.cpp.o CMakeFiles/opencv_test_xphoto.dir/test/test_grayworld.cpp.o CMakeFiles/opencv_test_xphoto.dir/test/test_learning_based_color_balance.cpp.o CMakeFiles/opencv_test_xphoto.dir/test/test_main.cpp.o -o ../../bin/opencv_test_xphoto  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib ../../lib/libopencv_ts.a ../../lib/libopencv_xphoto.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
[ 64%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_resize_bitexact.cpp.o
[ 64%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_smooth_bitexact.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_smooth_bitexact.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/test_smooth_bitexact.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/test_smooth_bitexact.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_smooth_bitexact.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_resize_bitexact.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/test_resize_bitexact.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/test_resize_bitexact.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_resize_bitexact.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 64%] Linking CXX executable ../../bin/opencv_test_face
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_test_face.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG   -Wl,--gc-sections -rdynamic CMakeFiles/opencv_test_face.dir/test/test_bif.cpp.o CMakeFiles/opencv_test_face.dir/test/test_face_align.cpp.o CMakeFiles/opencv_test_face.dir/test/test_facemark.cpp.o CMakeFiles/opencv_test_face.dir/test/test_facemark_aam.cpp.o CMakeFiles/opencv_test_face.dir/test/test_facemark_lbf.cpp.o CMakeFiles/opencv_test_face.dir/test/test_loadsave.cpp.o CMakeFiles/opencv_test_face.dir/test/test_mace.cpp.o CMakeFiles/opencv_test_face.dir/test/test_main.cpp.o -o ../../bin/opencv_test_face  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib ../../lib/libopencv_ts.a ../../lib/libopencv_face.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 ../../lib/libopencv_objdetect.so.3.4.3 ../../lib/libopencv_photo.so.3.4.3 ../../lib/libopencv_video.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 64%] Built target opencv_test_xphoto
make  -f modules/bioinspired/CMakeFiles/opencv_test_bioinspired.dir/build.make modules/bioinspired/CMakeFiles/opencv_test_bioinspired.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bioinspired /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bioinspired/CMakeFiles/opencv_test_bioinspired.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/bioinspired/CMakeFiles/opencv_test_bioinspired.dir/build.make modules/bioinspired/CMakeFiles/opencv_test_bioinspired.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/test/test_precomp.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/test/test_container_avi.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
[ 64%] Building CXX object modules/bioinspired/CMakeFiles/opencv_test_bioinspired.dir/test/test_main.cpp.o
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bioinspired && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes  -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-undef -O2 -g -DNDEBUG -fPIE -MD -MT modules/bioinspired/CMakeFiles/opencv_test_bioinspired.dir/test/test_main.cpp.o -MF CMakeFiles/opencv_test_bioinspired.dir/test/test_main.cpp.o.d -o CMakeFiles/opencv_test_bioinspired.dir/test/test_main.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/test/test_main.cpp
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 64%] Built target opencv_test_face
make  -f modules/features2d/CMakeFiles/opencv_test_features2d.dir/build.make modules/features2d/CMakeFiles/opencv_test_features2d.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d/CMakeFiles/opencv_test_features2d.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/features2d/CMakeFiles/opencv_test_features2d.dir/build.make modules/features2d/CMakeFiles/opencv_test_features2d.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 64%] Building CXX object modules/features2d/CMakeFiles/opencv_test_features2d.dir/test/ocl/test_brute_force_matcher.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/features2d/CMakeFiles/opencv_test_features2d.dir/test/ocl/test_brute_force_matcher.cpp.o -MF CMakeFiles/opencv_test_features2d.dir/test/ocl/test_brute_force_matcher.cpp.o.d -o CMakeFiles/opencv_test_features2d.dir/test/ocl/test_brute_force_matcher.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/test/ocl/test_brute_force_matcher.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 64%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_templmatch.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_templmatch.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/test_templmatch.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/test_templmatch.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_templmatch.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/test/test_precomp.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/test/test_ffmpeg.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 64%] Building CXX object modules/highgui/CMakeFiles/opencv_test_highgui.dir/test/test_main.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/highgui && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DHAVE_WEBP -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -isystem /gnu/store/pri7zcp9lbsh06andky2gk5qdvqxkpaa-libpng-1.6.37/include/libpng16 -isystem /gnu/store/qzjk2zplc0a69ryi7y3k6mmnpr82hykj-gtk+-2.24.33/include/gtk-2.0 -isystem /gnu/store/qzjk2zplc0a69ryi7y3k6mmnpr82hykj-gtk+-2.24.33/lib/gtk-2.0/include -isystem /gnu/store/67573mfpsws961dk3rgcxkai3v9lkgd6-pixman-0.40.0/include/pixman-1 -isystem /gnu/store/y5ih85a17axy7hjn8gxsr56bj814s82i-pango-1.48.10/include/pango-1.0 -isystem /gnu/store/isxqamcjjlx7whc195c9npm4nv1sbia9-glib-2.70.0/include/glib-2.0 -isystem /gnu/store/isxqamcjjlx7whc195c9npm4nv1sbia9-glib-2.70.0/lib/glib-2.0/include -isystem /gnu/store/mmm03yhgxwrml7cln4z5bf6y3pliw822-cairo-1.16.0/include/cairo -isystem /gnu/store/rpr4ka0x4bjk4yqxakf94pdaifk8j1x6-atk-2.36.0/include/atk-1.0 -isystem /gnu/store/yfp8z5cri9kdzn33arp6ag183khgjh46-harfbuzz-2.8.2/include/harfbuzz -isystem /gnu/store/k9fyjbfsz8gg8ygl90xnyljpvmxb783i-fribidi-1.0.9/include/fribidi -isystem /gnu/store/h4lz81bmmbqpxwbal80kmizvld0bxp5c-freetype-2.10.4/include/freetype2 -isystem /gnu/store/6j2amh5dhgwkfn61qc3id66hqsvj3fcb-util-linux-2.37.1-lib/include/libmount -isystem /gnu/store/6j2amh5dhgwkfn61qc3id66hqsvj3fcb-util-linux-2.37.1-lib/include/blkid -isystem /gnu/store/k053qmqf8y92cpzlpfsgp745zvzpwy53-gdk-pixbuf-2.42.4/include/gdk-pixbuf-2.0 -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIE -MD -MT modules/highgui/CMakeFiles/opencv_test_highgui.dir/test/test_main.cpp.o -MF CMakeFiles/opencv_test_highgui.dir/test/test_main.cpp.o.d -o CMakeFiles/opencv_test_highgui.dir/test/test_main.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/test/test_main.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_pc.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/superres/test/test_superres.cpp:46:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
[ 64%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_thresh.cpp.o
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_thresh.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/test_thresh.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/test_thresh.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_thresh.cpp
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 64%] Building CXX object modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_watershed.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/test/test_watershed.cpp.o -MF CMakeFiles/opencv_test_imgproc.dir/test/test_watershed.cpp.o.d -o CMakeFiles/opencv_test_imgproc.dir/test/test_watershed.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_watershed.cpp
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_smooth_bitexact.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_resize_bitexact.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 64%] Building CXX object modules/features2d/CMakeFiles/opencv_test_features2d.dir/test/ocl/test_feature2d.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/features2d/CMakeFiles/opencv_test_features2d.dir/test/ocl/test_feature2d.cpp.o -MF CMakeFiles/opencv_test_features2d.dir/test/ocl/test_feature2d.cpp.o.d -o CMakeFiles/opencv_test_features2d.dir/test/ocl/test_feature2d.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/test/ocl/test_feature2d.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 64%] Building CXX object modules/features2d/CMakeFiles/opencv_test_features2d.dir/test/test_agast.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/features2d/CMakeFiles/opencv_test_features2d.dir/test/test_agast.cpp.o -MF CMakeFiles/opencv_test_features2d.dir/test/test_agast.cpp.o.d -o CMakeFiles/opencv_test_features2d.dir/test/test_agast.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/test/test_agast.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 64%] Linking CXX executable ../../bin/opencv_test_shape
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/shape && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_test_shape.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG   -Wl,--gc-sections -rdynamic CMakeFiles/opencv_test_shape.dir/test/test_main.cpp.o CMakeFiles/opencv_test_shape.dir/test/test_shape.cpp.o -o ../../bin/opencv_test_shape  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib ../../lib/libopencv_ts.a ../../lib/libopencv_shape.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 ../../lib/libopencv_video.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
[ 64%] Building CXX object modules/videoio/CMakeFiles/opencv_test_videoio.dir/test/test_fourcc.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videoio && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIE -MD -MT modules/videoio/CMakeFiles/opencv_test_videoio.dir/test/test_fourcc.cpp.o -MF CMakeFiles/opencv_test_videoio.dir/test/test_fourcc.cpp.o.d -o CMakeFiles/opencv_test_videoio.dir/test/test_fourcc.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/test/test_fourcc.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/test/ocl/test_brute_force_matcher.cpp:53:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_templmatch.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 64%] Building CXX object modules/bioinspired/CMakeFiles/opencv_test_bioinspired.dir/test/test_retina_ocl.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bioinspired && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes  -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-undef -O2 -g -DNDEBUG -fPIE -MD -MT modules/bioinspired/CMakeFiles/opencv_test_bioinspired.dir/test/test_retina_ocl.cpp.o -MF CMakeFiles/opencv_test_bioinspired.dir/test/test_retina_ocl.cpp.o.d -o CMakeFiles/opencv_test_bioinspired.dir/test/test_retina_ocl.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/test/test_retina_ocl.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 64%] Building CXX object modules/dnn/CMakeFiles/opencv_test_dnn.dir/test/test_googlenet.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIE -MD -MT modules/dnn/CMakeFiles/opencv_test_dnn.dir/test/test_googlenet.cpp.o -MF CMakeFiles/opencv_test_dnn.dir/test/test_googlenet.cpp.o.d -o CMakeFiles/opencv_test_dnn.dir/test/test_googlenet.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/test/test_googlenet.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 64%] Built target opencv_test_shape
make  -f modules/line_descriptor/CMakeFiles/opencv_test_line_descriptor.dir/build.make modules/line_descriptor/CMakeFiles/opencv_test_line_descriptor.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/line_descriptor /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/line_descriptor /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/line_descriptor/CMakeFiles/opencv_test_line_descriptor.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/line_descriptor/CMakeFiles/opencv_test_line_descriptor.dir/build.make modules/line_descriptor/CMakeFiles/opencv_test_line_descriptor.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 64%] Building CXX object modules/line_descriptor/CMakeFiles/opencv_test_line_descriptor.dir/test/test_descriptors_regression.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/line_descriptor && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/line_descriptor/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/line_descriptor/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/line_descriptor/CMakeFiles/opencv_test_line_descriptor.dir/test/test_descriptors_regression.cpp.o -MF CMakeFiles/opencv_test_line_descriptor.dir/test/test_descriptors_regression.cpp.o.d -o CMakeFiles/opencv_test_line_descriptor.dir/test/test_descriptors_regression.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/line_descriptor/test/test_descriptors_regression.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 64%] Building CXX object modules/features2d/CMakeFiles/opencv_test_features2d.dir/test/test_akaze.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/features2d/CMakeFiles/opencv_test_features2d.dir/test/test_akaze.cpp.o -MF CMakeFiles/opencv_test_features2d.dir/test/test_akaze.cpp.o.d -o CMakeFiles/opencv_test_features2d.dir/test/test_akaze.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/test/test_akaze.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 64%] Building CXX object modules/features2d/CMakeFiles/opencv_test_features2d.dir/test/test_brisk.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/features2d/CMakeFiles/opencv_test_features2d.dir/test/test_brisk.cpp.o -MF CMakeFiles/opencv_test_features2d.dir/test/test_brisk.cpp.o.d -o CMakeFiles/opencv_test_features2d.dir/test/test_brisk.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/test/test_brisk.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 64%] Linking CXX executable ../../bin/opencv_test_highgui
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/highgui && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_test_highgui.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG   -Wl,--gc-sections -rdynamic CMakeFiles/opencv_test_highgui.dir/test/test_gui.cpp.o CMakeFiles/opencv_test_highgui.dir/test/test_main.cpp.o -o ../../bin/opencv_test_highgui  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib ../../lib/libopencv_ts.a ../../lib/libopencv_highgui.so.3.4.3 ../../lib/libopencv_videoio.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
[ 64%] Building CXX object modules/features2d/CMakeFiles/opencv_test_features2d.dir/test/test_descriptors_invariance.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/features2d/CMakeFiles/opencv_test_features2d.dir/test/test_descriptors_invariance.cpp.o -MF CMakeFiles/opencv_test_features2d.dir/test/test_descriptors_invariance.cpp.o.d -o CMakeFiles/opencv_test_features2d.dir/test/test_descriptors_invariance.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/test/test_descriptors_invariance.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_thresh.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 64%] Built target opencv_test_highgui
make  -f modules/text/CMakeFiles/opencv_test_text.dir/build.make modules/text/CMakeFiles/opencv_test_text.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_precomp.hpp:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/test/test_watershed.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/text /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/text/CMakeFiles/opencv_test_text.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/text/CMakeFiles/opencv_test_text.dir/build.make modules/text/CMakeFiles/opencv_test_text.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 64%] Building CXX object modules/text/CMakeFiles/opencv_test_text.dir/test/test_detection.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/text && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/text -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/text/CMakeFiles/opencv_test_text.dir/test/test_detection.cpp.o -MF CMakeFiles/opencv_test_text.dir/test/test_detection.cpp.o.d -o CMakeFiles/opencv_test_text.dir/test/test_detection.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/test/test_detection.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 64%] Linking CXX executable ../../bin/opencv_test_superres
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/superres && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_test_superres.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG   -Wl,--gc-sections -rdynamic CMakeFiles/opencv_test_superres.dir/test/test_main.cpp.o CMakeFiles/opencv_test_superres.dir/test/test_superres.cpp.o -o ../../bin/opencv_test_superres  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib ../../lib/libopencv_ts.a ../../lib/libopencv_superres.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 ../../lib/libopencv_video.so.3.4.3 ../../lib/libopencv_videoio.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
[ 64%] Building CXX object modules/text/CMakeFiles/opencv_test_text.dir/test/test_main.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/text && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/text -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/text/CMakeFiles/opencv_test_text.dir/test/test_main.cpp.o -MF CMakeFiles/opencv_test_text.dir/test/test_main.cpp.o.d -o CMakeFiles/opencv_test_text.dir/test/test_main.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/test/test_main.cpp
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/test/ocl/test_feature2d.cpp:7:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 64%] Built target opencv_test_superres
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/test/test_precomp.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/test/test_fourcc.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
make  -f modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/build.make modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/build.make modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 65%] Building CXX object modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/opencl/test_stereobm.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/opencl/test_stereobm.cpp.o -MF CMakeFiles/opencv_test_calib3d.dir/test/opencl/test_stereobm.cpp.o.d -o CMakeFiles/opencv_test_calib3d.dir/test/opencl/test_stereobm.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/opencl/test_stereobm.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/test/test_retina_ocl.cpp:47:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 65%] Building CXX object modules/features2d/CMakeFiles/opencv_test_features2d.dir/test/test_descriptors_regression.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/features2d/CMakeFiles/opencv_test_features2d.dir/test/test_descriptors_regression.cpp.o -MF CMakeFiles/opencv_test_features2d.dir/test/test_descriptors_regression.cpp.o.d -o CMakeFiles/opencv_test_features2d.dir/test/test_descriptors_regression.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/test/test_descriptors_regression.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/test/test_googlenet.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:73,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/test/test_retina_ocl.cpp:46:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h: In instantiation of ‘testing::internal::CartesianProductHolder5<Generator1, Generator2, Generator3, Generator4, Generator5>::CartesianProductHolder5(const Generator1&, const Generator2&, const Generator3&, const Generator4&, const Generator5&) [with Generator1 = testing::internal::ParamGenerator<bool>; Generator2 = testing::internal::ValueArray1<int>; Generator3 = testing::internal::ValueArray1<bool>; Generator4 = testing::internal::ValueArray2<double, double>; Generator5 = testing::internal::ValueArray2<double, double>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:18130:20:   required from ‘testing::internal::CartesianProductHolder5<Generator1, Generator2, Generator3, Generator4, Generator5> testing::Combine(const Generator1&, const Generator2&, const Generator3&, const Generator4&, const Generator5&) [with Generator1 = testing::internal::ParamGenerator<bool>; Generator2 = testing::internal::ValueArray1<int>; Generator3 = testing::internal::ValueArray1<bool>; Generator4 = testing::internal::ValueArray2<double, double>; Generator5 = testing::internal::ValueArray2<double, double>]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/test/test_retina_ocl.cpp:108:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16789:51: warning: implicitly-declared ‘constexpr testing::internal::ValueArray1<int>::ValueArray1(const testing::internal::ValueArray1<int>&)’ is deprecated [-Wdeprecated-copy]
16789 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4), g5_(g5) {}
      |                                                   ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11962:8: note: because ‘testing::internal::ValueArray1<int>’ has user-provided ‘void testing::internal::ValueArray1<T1>::operator=(const testing::internal::ValueArray1<T1>&) [with T1 = int]’
11962 |   void operator=(const ValueArray1& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16789:51: warning: implicitly-declared ‘constexpr testing::internal::ValueArray1<bool>::ValueArray1(const testing::internal::ValueArray1<bool>&)’ is deprecated [-Wdeprecated-copy]
16789 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4), g5_(g5) {}
      |                                                   ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11962:8: note: because ‘testing::internal::ValueArray1<bool>’ has user-provided ‘void testing::internal::ValueArray1<T1>::operator=(const testing::internal::ValueArray1<T1>&) [with T1 = bool]’
11962 |   void operator=(const ValueArray1& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16789:51: warning: implicitly-declared ‘constexpr testing::internal::ValueArray2<double, double>::ValueArray2(const testing::internal::ValueArray2<double, double>&)’ is deprecated [-Wdeprecated-copy]
16789 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4), g5_(g5) {}
      |                                                   ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<double, double>’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = double; T2 = double]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16789:51: warning: implicitly-declared ‘constexpr testing::internal::ValueArray2<double, double>::ValueArray2(const testing::internal::ValueArray2<double, double>&)’ is deprecated [-Wdeprecated-copy]
16789 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4), g5_(g5) {}
      |                                                   ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<double, double>’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = double; T2 = double]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
[ 65%] Building CXX object modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_affine2d_estimator.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_affine2d_estimator.cpp.o -MF CMakeFiles/opencv_test_calib3d.dir/test/test_affine2d_estimator.cpp.o.d -o CMakeFiles/opencv_test_calib3d.dir/test/test_affine2d_estimator.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_affine2d_estimator.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 65%] Linking CXX executable ../../bin/opencv_test_imgproc
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_test_imgproc.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG   -Wl,--gc-sections -rdynamic CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_accumulate.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_blend.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_boxfilter.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_canny.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_color.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_filter2d.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_filters.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_gftt.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_histogram.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_houghlines.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_imgproc.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_match_template.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_medianfilter.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_pyramids.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_sepfilter2d.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/ocl/test_warp.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/test_approxpoly.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/test_bilateral_filter.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/test_boundingrect.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/test_canny.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/test_color.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/test_connectedcomponents.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/test_contours.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/test_convhull.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/test_cvtyuv.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/test_distancetransform.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/test_drawing.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/test_emd.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/test_filter.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/test_fitellipse.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/test_fitellipse_ams.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/test_fitellipse_direct.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/test_floodfill.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/test_goodfeaturetotrack.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/test_grabcut.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/test_histograms.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/test_houghcircles.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/test_houghlines.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/test_imgproc_umat.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/test_imgwarp.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/test_imgwarp_strict.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/test_intersection.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/test_lsd.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/test_main.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/test_moments.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/test_pc.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/test_resize_bitexact.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/test_smooth_bitexact.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/test_templmatch.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/test_thresh.cpp.o CMakeFiles/opencv_test_imgproc.dir/test/test_watershed.cpp.o -o ../../bin/opencv_test_imgproc  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib ../../lib/libopencv_ts.a ../../lib/libopencv_highgui.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
[ 65%] Building CXX object modules/videoio/CMakeFiles/opencv_test_videoio.dir/test/test_gstreamer.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videoio && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIE -MD -MT modules/videoio/CMakeFiles/opencv_test_videoio.dir/test/test_gstreamer.cpp.o -MF CMakeFiles/opencv_test_videoio.dir/test/test_gstreamer.cpp.o.d -o CMakeFiles/opencv_test_videoio.dir/test/test_gstreamer.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/test/test_gstreamer.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 66%] Building CXX object modules/features2d/CMakeFiles/opencv_test_features2d.dir/test/test_detectors_invariance.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/features2d/CMakeFiles/opencv_test_features2d.dir/test/test_detectors_invariance.cpp.o -MF CMakeFiles/opencv_test_features2d.dir/test/test_detectors_invariance.cpp.o.d -o CMakeFiles/opencv_test_features2d.dir/test/test_detectors_invariance.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/test/test_detectors_invariance.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 66%] Built target opencv_test_imgproc
[ 66%] Building CXX object modules/features2d/CMakeFiles/opencv_test_features2d.dir/test/test_detectors_regression.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/features2d/CMakeFiles/opencv_test_features2d.dir/test/test_detectors_regression.cpp.o -MF CMakeFiles/opencv_test_features2d.dir/test/test_detectors_regression.cpp.o.d -o CMakeFiles/opencv_test_features2d.dir/test/test_detectors_regression.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/test/test_detectors_regression.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:73,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/test/test_detection.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h: In instantiation of ‘testing::internal::CartesianProductHolder2<Generator1, Generator2>::CartesianProductHolder2(const Generator1&, const Generator2&) [with Generator1 = testing::internal::ValueArray6<const char*, const char*, const char*, const char*, const char*, const char*>; Generator2 = testing::internal::ParamGenerator<bool>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:18102:20:   required from ‘testing::internal::CartesianProductHolder2<Generator1, Generator2> testing::Combine(const Generator1&, const Generator2&) [with Generator1 = testing::internal::ValueArray6<const char*, const char*, const char*, const char*, const char*, const char*>; Generator2 = testing::internal::ParamGenerator<bool>]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/test/test_detection.cpp:75:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16715:24: warning: implicitly-declared ‘constexpr testing::internal::ValueArray6<const char*, const char*, const char*, const char*, const char*, const char*>::ValueArray6(const testing::internal::ValueArray6<const char*, const char*, const char*, const char*, const char*, const char*>&)’ is deprecated [-Wdeprecated-copy]
16715 |       : g1_(g1), g2_(g2) {}
      |                        ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:12071:8: note: because ‘testing::internal::ValueArray6<const char*, const char*, const char*, const char*, const char*, const char*>’ has user-provided ‘void testing::internal::ValueArray6<T1, T2, T3, T4, T5, T6>::operator=(const testing::internal::ValueArray6<T1, T2, T3, T4, T5, T6>&) [with T1 = const char*; T2 = const char*; T3 = const char*; T4 = const char*; T5 = const char*; T6 = const char*]’
12071 |   void operator=(const ValueArray6& other);
      |        ^~~~~~~~
[ 66%] Building CXX object modules/features2d/CMakeFiles/opencv_test_features2d.dir/test/test_fast.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/features2d/CMakeFiles/opencv_test_features2d.dir/test/test_fast.cpp.o -MF CMakeFiles/opencv_test_features2d.dir/test/test_fast.cpp.o.d -o CMakeFiles/opencv_test_features2d.dir/test/test_fast.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/test/test_fast.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make  -f modules/ccalib/CMakeFiles/opencv_ccalib.dir/build.make modules/ccalib/CMakeFiles/opencv_ccalib.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ccalib /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ccalib/CMakeFiles/opencv_ccalib.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/ccalib/CMakeFiles/opencv_ccalib.dir/build.make modules/ccalib/CMakeFiles/opencv_ccalib.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 66%] Building CXX object modules/ccalib/CMakeFiles/opencv_ccalib.dir/src/ccalib.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ccalib && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ccalib -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ccalib/CMakeFiles/opencv_ccalib.dir/src/ccalib.cpp.o -MF CMakeFiles/opencv_ccalib.dir/src/ccalib.cpp.o.d -o CMakeFiles/opencv_ccalib.dir/src/ccalib.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/ccalib.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make  -f modules/datasets/CMakeFiles/opencv_datasets.dir/build.make modules/datasets/CMakeFiles/opencv_datasets.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets/CMakeFiles/opencv_datasets.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/datasets/CMakeFiles/opencv_datasets.dir/build.make modules/datasets/CMakeFiles/opencv_datasets.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 66%] Building CXX object modules/datasets/CMakeFiles/opencv_datasets.dir/src/ar_hmdb.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment  -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-implicit-fallthrough -O2 -g -DNDEBUG -fPIC -MD -MT modules/datasets/CMakeFiles/opencv_datasets.dir/src/ar_hmdb.cpp.o -MF CMakeFiles/opencv_datasets.dir/src/ar_hmdb.cpp.o.d -o CMakeFiles/opencv_datasets.dir/src/ar_hmdb.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/src/ar_hmdb.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/opencl/test_stereobm.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 66%] Building CXX object modules/line_descriptor/CMakeFiles/opencv_test_line_descriptor.dir/test/test_detector_regression.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/line_descriptor && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/line_descriptor/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/line_descriptor/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/line_descriptor/CMakeFiles/opencv_test_line_descriptor.dir/test/test_detector_regression.cpp.o -MF CMakeFiles/opencv_test_line_descriptor.dir/test/test_detector_regression.cpp.o.d -o CMakeFiles/opencv_test_line_descriptor.dir/test/test_detector_regression.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/line_descriptor/test/test_detector_regression.cpp
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/test/test_precomp.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/test/test_gstreamer.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 66%] Building CXX object modules/line_descriptor/CMakeFiles/opencv_test_line_descriptor.dir/test/test_main.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/line_descriptor && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/line_descriptor/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/line_descriptor/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/line_descriptor/CMakeFiles/opencv_test_line_descriptor.dir/test/test_main.cpp.o -MF CMakeFiles/opencv_test_line_descriptor.dir/test/test_main.cpp.o.d -o CMakeFiles/opencv_test_line_descriptor.dir/test/test_main.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/line_descriptor/test/test_main.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 67%] Building CXX object modules/videoio/CMakeFiles/opencv_test_videoio.dir/test/test_main.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videoio && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIE -MD -MT modules/videoio/CMakeFiles/opencv_test_videoio.dir/test/test_main.cpp.o -MF CMakeFiles/opencv_test_videoio.dir/test/test_main.cpp.o.d -o CMakeFiles/opencv_test_videoio.dir/test/test_main.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/test/test_main.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/ccalib.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 68%] Building CXX object modules/line_descriptor/CMakeFiles/opencv_test_line_descriptor.dir/test/test_matcher_regression.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/line_descriptor && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/line_descriptor/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/line_descriptor/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/line_descriptor/CMakeFiles/opencv_test_line_descriptor.dir/test/test_matcher_regression.cpp.o -MF CMakeFiles/opencv_test_line_descriptor.dir/test/test_matcher_regression.cpp.o.d -o CMakeFiles/opencv_test_line_descriptor.dir/test/test_matcher_regression.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/line_descriptor/test/test_matcher_regression.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 68%] Building CXX object modules/dnn/CMakeFiles/opencv_test_dnn.dir/test/test_halide_layers.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIE -MD -MT modules/dnn/CMakeFiles/opencv_test_dnn.dir/test/test_halide_layers.cpp.o -MF CMakeFiles/opencv_test_dnn.dir/test/test_halide_layers.cpp.o.d -o CMakeFiles/opencv_test_dnn.dir/test/test_halide_layers.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/test/test_halide_layers.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
[ 68%] Building CXX object modules/dnn/CMakeFiles/opencv_test_dnn.dir/test/test_ie_models.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIE -MD -MT modules/dnn/CMakeFiles/opencv_test_dnn.dir/test/test_ie_models.cpp.o -MF CMakeFiles/opencv_test_dnn.dir/test/test_ie_models.cpp.o.d -o CMakeFiles/opencv_test_dnn.dir/test/test_ie_models.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/test/test_ie_models.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 68%] Building CXX object modules/datasets/CMakeFiles/opencv_datasets.dir/src/ar_sports.cpp.o
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment  -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-implicit-fallthrough -O2 -g -DNDEBUG -fPIC -MD -MT modules/datasets/CMakeFiles/opencv_datasets.dir/src/ar_sports.cpp.o -MF CMakeFiles/opencv_datasets.dir/src/ar_sports.cpp.o.d -o CMakeFiles/opencv_datasets.dir/src/ar_sports.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/src/ar_sports.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 68%] Building CXX object modules/dnn/CMakeFiles/opencv_test_dnn.dir/test/test_layers.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIE -MD -MT modules/dnn/CMakeFiles/opencv_test_dnn.dir/test/test_layers.cpp.o -MF CMakeFiles/opencv_test_dnn.dir/test/test_layers.cpp.o.d -o CMakeFiles/opencv_test_dnn.dir/test/test_layers.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/test/test_layers.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/test/test_precomp.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/test/test_main.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 68%] Building CXX object modules/dnn/CMakeFiles/opencv_test_dnn.dir/test/test_main.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIE -MD -MT modules/dnn/CMakeFiles/opencv_test_dnn.dir/test/test_main.cpp.o -MF CMakeFiles/opencv_test_dnn.dir/test/test_main.cpp.o.d -o CMakeFiles/opencv_test_dnn.dir/test/test_main.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/test/test_main.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
[ 68%] Building CXX object modules/ccalib/CMakeFiles/opencv_ccalib.dir/src/multicalib.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ccalib && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ccalib -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ccalib/CMakeFiles/opencv_ccalib.dir/src/multicalib.cpp.o -MF CMakeFiles/opencv_ccalib.dir/src/multicalib.cpp.o.d -o CMakeFiles/opencv_ccalib.dir/src/multicalib.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/multicalib.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 68%] Building CXX object modules/videoio/CMakeFiles/opencv_test_videoio.dir/test/test_mfx.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videoio && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIE -MD -MT modules/videoio/CMakeFiles/opencv_test_videoio.dir/test/test_mfx.cpp.o -MF CMakeFiles/opencv_test_videoio.dir/test/test_mfx.cpp.o.d -o CMakeFiles/opencv_test_videoio.dir/test/test_mfx.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/test/test_mfx.cpp
[ 68%] Building CXX object modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_affine3.cpp.o
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_affine3.cpp.o -MF CMakeFiles/opencv_test_calib3d.dir/test/test_affine3.cpp.o.d -o CMakeFiles/opencv_test_calib3d.dir/test/test_affine3.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_affine3.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 68%] Linking CXX executable ../../bin/opencv_test_bioinspired
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bioinspired && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_test_bioinspired.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes  -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-undef -O2 -g -DNDEBUG   -Wl,--gc-sections -rdynamic CMakeFiles/opencv_test_bioinspired.dir/test/test_main.cpp.o CMakeFiles/opencv_test_bioinspired.dir/test/test_retina_ocl.cpp.o -o ../../bin/opencv_test_bioinspired  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib ../../lib/libopencv_ts.a ../../lib/libopencv_bioinspired.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
[ 68%] Linking CXX executable ../../bin/opencv_test_text
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/text && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_test_text.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG   -Wl,--gc-sections -rdynamic CMakeFiles/opencv_test_text.dir/test/test_detection.cpp.o CMakeFiles/opencv_test_text.dir/test/test_main.cpp.o -o ../../bin/opencv_test_text  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib ../../lib/libopencv_ts.a ../../lib/libopencv_text.so.3.4.3 ../../lib/libopencv_ml.so.3.4.3 ../../lib/libopencv_dnn.so.3.4.3 ../../lib/libopencv_features2d.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_flann.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
[ 68%] Building CXX object modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_affine3d_estimator.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_affine3d_estimator.cpp.o -MF CMakeFiles/opencv_test_calib3d.dir/test/test_affine3d_estimator.cpp.o.d -o CMakeFiles/opencv_test_calib3d.dir/test/test_affine3d_estimator.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_affine3d_estimator.cpp
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 68%] Built target opencv_test_bioinspired
make  -f modules/rgbd/CMakeFiles/opencv_rgbd.dir/build.make modules/rgbd/CMakeFiles/opencv_rgbd.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/rgbd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/rgbd/CMakeFiles/opencv_rgbd.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/rgbd/CMakeFiles/opencv_rgbd.dir/build.make modules/rgbd/CMakeFiles/opencv_rgbd.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 68%] Building CXX object modules/rgbd/CMakeFiles/opencv_rgbd.dir/src/depth_cleaner.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/rgbd && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/rgbd -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/rgbd/CMakeFiles/opencv_rgbd.dir/src/depth_cleaner.cpp.o -MF CMakeFiles/opencv_rgbd.dir/src/depth_cleaner.cpp.o.d -o CMakeFiles/opencv_rgbd.dir/src/depth_cleaner.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/depth_cleaner.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 68%] Building CXX object modules/rgbd/CMakeFiles/opencv_rgbd.dir/src/depth_registration.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/rgbd && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/rgbd -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/rgbd/CMakeFiles/opencv_rgbd.dir/src/depth_registration.cpp.o -MF CMakeFiles/opencv_rgbd.dir/src/depth_registration.cpp.o.d -o CMakeFiles/opencv_rgbd.dir/src/depth_registration.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/depth_registration.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 68%] Built target opencv_test_text
[ 68%] Building CXX object modules/rgbd/CMakeFiles/opencv_rgbd.dir/src/depth_to_3d.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/rgbd && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/rgbd -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/rgbd/CMakeFiles/opencv_rgbd.dir/src/depth_to_3d.cpp.o -MF CMakeFiles/opencv_rgbd.dir/src/depth_to_3d.cpp.o.d -o CMakeFiles/opencv_rgbd.dir/src/depth_to_3d.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/depth_to_3d.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 68%] Building CXX object modules/datasets/CMakeFiles/opencv_datasets.dir/src/dataset.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment  -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-implicit-fallthrough -O2 -g -DNDEBUG -fPIC -MD -MT modules/datasets/CMakeFiles/opencv_datasets.dir/src/dataset.cpp.o -MF CMakeFiles/opencv_datasets.dir/src/dataset.cpp.o.d -o CMakeFiles/opencv_datasets.dir/src/dataset.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/src/dataset.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include/opencv2/dnn/shape_utils.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/test/test_layers.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
[ 68%] Building CXX object modules/rgbd/CMakeFiles/opencv_rgbd.dir/src/linemod.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/rgbd && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/rgbd -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/rgbd/CMakeFiles/opencv_rgbd.dir/src/linemod.cpp.o -MF CMakeFiles/opencv_rgbd.dir/src/linemod.cpp.o.d -o CMakeFiles/opencv_rgbd.dir/src/linemod.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/linemod.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/test/test_precomp.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/test/test_mfx.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 68%] Building CXX object modules/features2d/CMakeFiles/opencv_test_features2d.dir/test/test_keypoints.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/features2d/CMakeFiles/opencv_test_features2d.dir/test/test_keypoints.cpp.o -MF CMakeFiles/opencv_test_features2d.dir/test/test_keypoints.cpp.o.d -o CMakeFiles/opencv_test_features2d.dir/test/test_keypoints.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/test/test_keypoints.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 69%] Building CXX object modules/dnn/CMakeFiles/opencv_test_dnn.dir/test/test_misc.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIE -MD -MT modules/dnn/CMakeFiles/opencv_test_dnn.dir/test/test_misc.cpp.o -MF CMakeFiles/opencv_test_dnn.dir/test/test_misc.cpp.o.d -o CMakeFiles/opencv_test_dnn.dir/test/test_misc.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/test/test_misc.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
[ 69%] Building CXX object modules/videoio/CMakeFiles/opencv_test_videoio.dir/test/test_video_io.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videoio && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG -fPIE -MD -MT modules/videoio/CMakeFiles/opencv_test_videoio.dir/test/test_video_io.cpp.o -MF CMakeFiles/opencv_test_videoio.dir/test/test_video_io.cpp.o.d -o CMakeFiles/opencv_test_videoio.dir/test/test_video_io.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/test/test_video_io.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 69%] Building CXX object modules/features2d/CMakeFiles/opencv_test_features2d.dir/test/test_main.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/features2d/CMakeFiles/opencv_test_features2d.dir/test/test_main.cpp.o -MF CMakeFiles/opencv_test_features2d.dir/test/test_main.cpp.o.d -o CMakeFiles/opencv_test_features2d.dir/test/test_main.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/test/test_main.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 69%] Linking CXX executable ../../bin/opencv_test_line_descriptor
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/line_descriptor && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_test_line_descriptor.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG   -Wl,--gc-sections -rdynamic CMakeFiles/opencv_test_line_descriptor.dir/test/test_descriptors_regression.cpp.o CMakeFiles/opencv_test_line_descriptor.dir/test/test_detector_regression.cpp.o CMakeFiles/opencv_test_line_descriptor.dir/test/test_main.cpp.o CMakeFiles/opencv_test_line_descriptor.dir/test/test_matcher_regression.cpp.o -o ../../bin/opencv_test_line_descriptor  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib ../../lib/libopencv_ts.a ../../lib/libopencv_line_descriptor.so.3.4.3 ../../lib/libopencv_features2d.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_flann.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
[ 69%] Building CXX object modules/datasets/CMakeFiles/opencv_datasets.dir/src/fr_adience.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment  -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-implicit-fallthrough -O2 -g -DNDEBUG -fPIC -MD -MT modules/datasets/CMakeFiles/opencv_datasets.dir/src/fr_adience.cpp.o -MF CMakeFiles/opencv_datasets.dir/src/fr_adience.cpp.o.d -o CMakeFiles/opencv_datasets.dir/src/fr_adience.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/src/fr_adience.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 69%] Building CXX object modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_affine_partial2d_estimator.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_affine_partial2d_estimator.cpp.o -MF CMakeFiles/opencv_test_calib3d.dir/test/test_affine_partial2d_estimator.cpp.o.d -o CMakeFiles/opencv_test_calib3d.dir/test/test_affine_partial2d_estimator.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_affine_partial2d_estimator.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 69%] Built target opencv_test_line_descriptor
make  -f modules/stereo/CMakeFiles/opencv_stereo.dir/build.make modules/stereo/CMakeFiles/opencv_stereo.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stereo /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stereo/CMakeFiles/opencv_stereo.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/stereo/CMakeFiles/opencv_stereo.dir/build.make modules/stereo/CMakeFiles/opencv_stereo.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 69%] Building CXX object modules/stereo/CMakeFiles/opencv_stereo.dir/src/descriptor.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stereo && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stereo -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/stereo/CMakeFiles/opencv_stereo.dir/src/descriptor.cpp.o -MF CMakeFiles/opencv_stereo.dir/src/descriptor.cpp.o.d -o CMakeFiles/opencv_stereo.dir/src/descriptor.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/src/descriptor.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/linemod.cpp: In function ‘void cv::linemod::colormap(const cv::Mat&, cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/linemod.cpp:223:31: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  223 |   lut[0] = Vec3b(  0,   0, 255);
      |                               ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include/opencv2/rgbd.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/linemod.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/linemod.cpp:224:31: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  224 |   lut[1] = Vec3b(  0, 170, 255);
      |                               ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include/opencv2/rgbd.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/linemod.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/linemod.cpp:225:31: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  225 |   lut[2] = Vec3b(  0, 255, 170);
      |                               ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include/opencv2/rgbd.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/linemod.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/linemod.cpp:226:31: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  226 |   lut[3] = Vec3b(  0, 255,   0);
      |                               ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include/opencv2/rgbd.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/linemod.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/linemod.cpp:227:31: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  227 |   lut[4] = Vec3b(170, 255,   0);
      |                               ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include/opencv2/rgbd.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/linemod.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/linemod.cpp:228:31: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  228 |   lut[5] = Vec3b(255, 170,   0);
      |                               ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include/opencv2/rgbd.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/linemod.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/linemod.cpp:229:31: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  229 |   lut[6] = Vec3b(255,   0,   0);
      |                               ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include/opencv2/rgbd.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/linemod.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/linemod.cpp:230:31: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  230 |   lut[7] = Vec3b(255,   0, 170);
      |                               ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include/opencv2/rgbd.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/linemod.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/linemod.cpp:241:35: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  241 |         dst_r[c] = lut[getLabel(q)];
      |                                   ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include/opencv2/rgbd.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/linemod.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
[ 70%] Linking CXX executable ../../bin/opencv_test_core
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_test_core.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG   -Wl,--gc-sections -rdynamic CMakeFiles/opencv_test_core.dir/test/ocl/test_arithm.cpp.o CMakeFiles/opencv_test_core.dir/test/ocl/test_channels.cpp.o CMakeFiles/opencv_test_core.dir/test/ocl/test_dft.cpp.o CMakeFiles/opencv_test_core.dir/test/ocl/test_gemm.cpp.o CMakeFiles/opencv_test_core.dir/test/ocl/test_image2d.cpp.o CMakeFiles/opencv_test_core.dir/test/ocl/test_matrix_expr.cpp.o CMakeFiles/opencv_test_core.dir/test/ocl/test_matrix_operation.cpp.o CMakeFiles/opencv_test_core.dir/test/ocl/test_opencl.cpp.o CMakeFiles/opencv_test_core.dir/test/test_arithm.cpp.o CMakeFiles/opencv_test_core.dir/test/test_concatenation.cpp.o CMakeFiles/opencv_test_core.dir/test/test_conjugate_gradient.cpp.o CMakeFiles/opencv_test_core.dir/test/test_countnonzero.cpp.o CMakeFiles/opencv_test_core.dir/test/test_downhill_simplex.cpp.o CMakeFiles/opencv_test_core.dir/test/test_ds.cpp.o CMakeFiles/opencv_test_core.dir/test/test_dxt.cpp.o CMakeFiles/opencv_test_core.dir/test/test_eigen.cpp.o CMakeFiles/opencv_test_core.dir/test/test_hal_core.cpp.o CMakeFiles/opencv_test_core.dir/test/test_intrin.cpp.o CMakeFiles/opencv_test_core.dir/test/test_io.cpp.o CMakeFiles/opencv_test_core.dir/test/test_ippasync.cpp.o CMakeFiles/opencv_test_core.dir/test/test_lpsolver.cpp.o CMakeFiles/opencv_test_core.dir/test/test_main.cpp.o CMakeFiles/opencv_test_core.dir/test/test_mat.cpp.o CMakeFiles/opencv_test_core.dir/test/test_math.cpp.o CMakeFiles/opencv_test_core.dir/test/test_misc.cpp.o CMakeFiles/opencv_test_core.dir/test/test_operations.cpp.o CMakeFiles/opencv_test_core.dir/test/test_ptr.cpp.o CMakeFiles/opencv_test_core.dir/test/test_rand.cpp.o CMakeFiles/opencv_test_core.dir/test/test_rotatedrect.cpp.o CMakeFiles/opencv_test_core.dir/test/test_umat.cpp.o CMakeFiles/opencv_test_core.dir/test/test_utils.cpp.o CMakeFiles/opencv_test_core.dir/test/test_intrin128.fp16.cpp.o -o ../../bin/opencv_test_core  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib ../../lib/libopencv_ts.a ../../lib/libopencv_highgui.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
[ 70%] Building CXX object modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_cameracalibration.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_cameracalibration.cpp.o -MF CMakeFiles/opencv_test_calib3d.dir/test/test_cameracalibration.cpp.o.d -o CMakeFiles/opencv_test_calib3d.dir/test/test_cameracalibration.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/test/test_keypoints.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 70%] Building CXX object modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_cameracalibration_artificial.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_cameracalibration_artificial.cpp.o -MF CMakeFiles/opencv_test_calib3d.dir/test/test_cameracalibration_artificial.cpp.o.d -o CMakeFiles/opencv_test_calib3d.dir/test/test_cameracalibration_artificial.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_artificial.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 70%] Building CXX object modules/rgbd/CMakeFiles/opencv_rgbd.dir/src/normal.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/rgbd && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/rgbd -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/rgbd/CMakeFiles/opencv_rgbd.dir/src/normal.cpp.o -MF CMakeFiles/opencv_rgbd.dir/src/normal.cpp.o.d -o CMakeFiles/opencv_rgbd.dir/src/normal.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 70%] Building CXX object modules/rgbd/CMakeFiles/opencv_rgbd.dir/src/odometry.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/rgbd && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/rgbd -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/rgbd/CMakeFiles/opencv_rgbd.dir/src/odometry.cpp.o -MF CMakeFiles/opencv_rgbd.dir/src/odometry.cpp.o.d -o CMakeFiles/opencv_rgbd.dir/src/odometry.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/odometry.cpp
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/test/test_precomp.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/test/test_video_io.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 70%] Built target opencv_test_core
[ 71%] Building CXX object modules/rgbd/CMakeFiles/opencv_rgbd.dir/src/plane.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/rgbd && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/rgbd -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/rgbd/CMakeFiles/opencv_rgbd.dir/src/plane.cpp.o -MF CMakeFiles/opencv_rgbd.dir/src/plane.cpp.o.d -o CMakeFiles/opencv_rgbd.dir/src/plane.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/plane.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make  -f modules/stitching/CMakeFiles/opencv_stitching.dir/build.make modules/stitching/CMakeFiles/opencv_stitching.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 71%] Processing OpenCL kernels (stitching)
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -DMODULE_NAME=stitching -DCL_DIR=/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/src/opencl -DOUTPUT=/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching/opencl_kernels_stitching.cpp -P /tmp/guix-build-opencv-3.4.3.drv-0/source/cmake/cl2cpp.cmake
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching/CMakeFiles/opencv_stitching.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/stitching/CMakeFiles/opencv_stitching.dir/build.make modules/stitching/CMakeFiles/opencv_stitching.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 71%] Building CXX object modules/stitching/CMakeFiles/opencv_stitching.dir/src/autocalib.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/stitching/CMakeFiles/opencv_stitching.dir/src/autocalib.cpp.o -MF CMakeFiles/opencv_stitching.dir/src/autocalib.cpp.o.d -o CMakeFiles/opencv_stitching.dir/src/autocalib.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/src/autocalib.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 71%] Building CXX object modules/features2d/CMakeFiles/opencv_test_features2d.dir/test/test_matchers_algorithmic.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/features2d/CMakeFiles/opencv_test_features2d.dir/test/test_matchers_algorithmic.cpp.o -MF CMakeFiles/opencv_test_features2d.dir/test/test_matchers_algorithmic.cpp.o.d -o CMakeFiles/opencv_test_features2d.dir/test/test_matchers_algorithmic.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/test/test_matchers_algorithmic.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/include/opencv2/stereo.hpp:50,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/src/descriptor.cpp:46:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/include/opencv2/stereo/descriptor.hpp: In instantiation of ‘void cv::stereo::CombinedDescriptor<step_start, step_end, step_inc, nr_img, Kernel>::operator()(const cv::Range&) const [with int step_start = 1; int step_end = 1; int step_inc = 1; int nr_img = 1; Kernel = cv::stereo::ModifiedCsCensus<1>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/include/opencv2/stereo/descriptor.hpp:218:18:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/include/opencv2/stereo/descriptor.hpp:225:31: warning: ‘memset’ used with length equal to number of elements without multiplication by element size [-Wmemset-elt-size]
  225 |                         memset(c,0,nr_img);
      |                         ~~~~~~^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/include/opencv2/stereo/descriptor.hpp: In instantiation of ‘void cv::stereo::CombinedDescriptor<step_start, step_end, step_inc, nr_img, Kernel>::operator()(const cv::Range&) const [with int step_start = 1; int step_end = 1; int step_inc = 1; int nr_img = 2; Kernel = cv::stereo::ModifiedCsCensus<2>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/include/opencv2/stereo/descriptor.hpp:218:18:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/include/opencv2/stereo/descriptor.hpp:225:31: warning: ‘memset’ used with length equal to number of elements without multiplication by element size [-Wmemset-elt-size]
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/include/opencv2/stereo/descriptor.hpp: In instantiation of ‘void cv::stereo::CombinedDescriptor<step_start, step_end, step_inc, nr_img, Kernel>::operator()(const cv::Range&) const [with int step_start = 2; int step_end = 3; int step_inc = 2; int nr_img = 1; Kernel = cv::stereo::MVKernel<1>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/include/opencv2/stereo/descriptor.hpp:218:18:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/include/opencv2/stereo/descriptor.hpp:225:31: warning: ‘memset’ used with length equal to number of elements without multiplication by element size [-Wmemset-elt-size]
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/include/opencv2/stereo/descriptor.hpp: In instantiation of ‘void cv::stereo::CombinedDescriptor<step_start, step_end, step_inc, nr_img, Kernel>::operator()(const cv::Range&) const [with int step_start = 2; int step_end = 4; int step_inc = 2; int nr_img = 1; Kernel = cv::stereo::MCTKernel<1>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/include/opencv2/stereo/descriptor.hpp:218:18:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/include/opencv2/stereo/descriptor.hpp:225:31: warning: ‘memset’ used with length equal to number of elements without multiplication by element size [-Wmemset-elt-size]
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/include/opencv2/stereo/descriptor.hpp: In instantiation of ‘void cv::stereo::CombinedDescriptor<step_start, step_end, step_inc, nr_img, Kernel>::operator()(const cv::Range&) const [with int step_start = 2; int step_end = 3; int step_inc = 2; int nr_img = 2; Kernel = cv::stereo::MVKernel<2>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/include/opencv2/stereo/descriptor.hpp:218:18:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/include/opencv2/stereo/descriptor.hpp:225:31: warning: ‘memset’ used with length equal to number of elements without multiplication by element size [-Wmemset-elt-size]
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/include/opencv2/stereo/descriptor.hpp: In instantiation of ‘void cv::stereo::CombinedDescriptor<step_start, step_end, step_inc, nr_img, Kernel>::operator()(const cv::Range&) const [with int step_start = 2; int step_end = 4; int step_inc = 2; int nr_img = 2; Kernel = cv::stereo::MCTKernel<2>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/include/opencv2/stereo/descriptor.hpp:218:18:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/include/opencv2/stereo/descriptor.hpp:225:31: warning: ‘memset’ used with length equal to number of elements without multiplication by element size [-Wmemset-elt-size]
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/include/opencv2/stereo/descriptor.hpp: In instantiation of ‘void cv::stereo::CombinedDescriptor<step_start, step_end, step_inc, nr_img, Kernel>::operator()(const cv::Range&) const [with int step_start = 2; int step_end = 2; int step_inc = 1; int nr_img = 1; Kernel = cv::stereo::CensusKernel<1>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/include/opencv2/stereo/descriptor.hpp:218:18:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/include/opencv2/stereo/descriptor.hpp:225:31: warning: ‘memset’ used with length equal to number of elements without multiplication by element size [-Wmemset-elt-size]
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/include/opencv2/stereo/descriptor.hpp: In instantiation of ‘void cv::stereo::CombinedDescriptor<step_start, step_end, step_inc, nr_img, Kernel>::operator()(const cv::Range&) const [with int step_start = 1; int step_end = 1; int step_inc = 1; int nr_img = 1; Kernel = cv::stereo::CensusKernel<1>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/include/opencv2/stereo/descriptor.hpp:218:18:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/include/opencv2/stereo/descriptor.hpp:225:31: warning: ‘memset’ used with length equal to number of elements without multiplication by element size [-Wmemset-elt-size]
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/include/opencv2/stereo/descriptor.hpp: In instantiation of ‘void cv::stereo::CombinedDescriptor<step_start, step_end, step_inc, nr_img, Kernel>::operator()(const cv::Range&) const [with int step_start = 2; int step_end = 2; int step_inc = 1; int nr_img = 2; Kernel = cv::stereo::CensusKernel<2>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/include/opencv2/stereo/descriptor.hpp:218:18:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/include/opencv2/stereo/descriptor.hpp:225:31: warning: ‘memset’ used with length equal to number of elements without multiplication by element size [-Wmemset-elt-size]
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/include/opencv2/stereo/descriptor.hpp: In instantiation of ‘void cv::stereo::CombinedDescriptor<step_start, step_end, step_inc, nr_img, Kernel>::operator()(const cv::Range&) const [with int step_start = 1; int step_end = 1; int step_inc = 1; int nr_img = 2; Kernel = cv::stereo::CensusKernel<2>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/include/opencv2/stereo/descriptor.hpp:218:18:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/include/opencv2/stereo/descriptor.hpp:225:31: warning: ‘memset’ used with length equal to number of elements without multiplication by element size [-Wmemset-elt-size]
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp: In instantiation of ‘void cv::rgbd::FALS<T>::compute(const cv::Mat&, const cv::Mat&, cv::Mat&) const [with T = float]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp:850:103:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp:287:18: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  287 |           *row_B = Vec3T();
      |           ~~~~~~~^~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include/opencv2/rgbd.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp:36:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp:289:18: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  289 |           *row_B = (*row_V) / (*row_r);
      |           ~~~~~~~^~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include/opencv2/rgbd.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp:36:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp: In instantiation of ‘void cv::rgbd::FALS<T>::compute(const cv::Mat&, const cv::Mat&, cv::Mat&) const [with T = double]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp:852:104:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp:287:18: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  287 |           *row_B = Vec3T();
      |           ~~~~~~~^~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include/opencv2/rgbd.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp:36:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp:289:18: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  289 |           *row_B = (*row_V) / (*row_r);
      |           ~~~~~~~^~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include/opencv2/rgbd.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp:36:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp: In instantiation of ‘void cv::rgbd::signNormal(const cv::Vec<T2, 3>&, cv::Vec<T2, 3>&) [with T = float]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp:314:22:   required from ‘void cv::rgbd::FALS<T>::compute(const cv::Mat&, const cv::Mat&, cv::Mat&) const [with T = float]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp:850:103:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp:133:11: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  133 |       res = -normal_in / norm_vec(normal_in);
      |       ~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include/opencv2/rgbd.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp:36:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp:135:11: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  135 |       res = normal_in / norm_vec(normal_in);
      |       ~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include/opencv2/rgbd.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp:36:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp: In instantiation of ‘void cv::rgbd::signNormal(const cv::Vec<T2, 3>&, cv::Vec<T2, 3>&) [with T = double]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp:314:22:   required from ‘void cv::rgbd::FALS<T>::compute(const cv::Mat&, const cv::Mat&, cv::Mat&) const [with T = double]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp:852:104:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp:133:11: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  133 |       res = -normal_in / norm_vec(normal_in);
      |       ~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include/opencv2/rgbd.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp:36:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp:135:11: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  135 |       res = normal_in / norm_vec(normal_in);
      |       ~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include/opencv2/rgbd.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp:36:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/odometry.cpp: In function ‘void cv::rgbd::computeCorresps(const cv::Mat&, const cv::Mat&, const cv::Mat&, const cv::Mat&, const cv::Mat&, const cv::Mat&, const cv::Mat&, float, cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/odometry.cpp:539:59: warning: implicitly-declared ‘constexpr cv::Vec<short int, 2>& cv::Vec<short int, 2>::operator=(const cv::Vec<short int, 2>&)’ is deprecated [-Wdeprecated-copy]
  539 |                             c = Vec2s((short)u1, (short)v1);
      |                                                           ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include/opencv2/rgbd.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/odometry.cpp:36:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<short int, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = short int; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/odometry.cpp:556:58: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
  556 |                 corresps_ptr[i++] = Vec4i(u0,v0,c[0],c[1]);
      |                                                          ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include/opencv2/rgbd.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/odometry.cpp:36:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp: In instantiation of ‘void cv::rgbd::FALS<T>::cache() [with T = double]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp:233:5:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp:254:16: warning: implicitly-declared ‘constexpr cv::Vec<double, 9>& cv::Vec<double, 9>::operator=(const cv::Vec<double, 9>&)’ is deprecated [-Wdeprecated-copy]
  254 |         *M_ptr = Vec9T(VVt.val);
      |         ~~~~~~~^~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include/opencv2/rgbd.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp:36:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 9>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 9]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp:267:20: warning: implicitly-declared ‘constexpr cv::Vec<double, 9>& cv::Vec<double, 9>::operator=(const cv::Vec<double, 9>&)’ is deprecated [-Wdeprecated-copy]
  267 |         *M_inv_ptr = Vec9T(M_inv.val);
      |         ~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include/opencv2/rgbd.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp:36:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 9>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 9]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp: In instantiation of ‘void cv::rgbd::FALS<T>::cache() [with T = float]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp:233:5:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp:254:16: warning: implicitly-declared ‘constexpr cv::Vec<float, 9>& cv::Vec<float, 9>::operator=(const cv::Vec<float, 9>&)’ is deprecated [-Wdeprecated-copy]
  254 |         *M_ptr = Vec9T(VVt.val);
      |         ~~~~~~~^~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include/opencv2/rgbd.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp:36:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 9>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 9]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp:267:20: warning: implicitly-declared ‘constexpr cv::Vec<float, 9>& cv::Vec<float, 9>::operator=(const cv::Vec<float, 9>&)’ is deprecated [-Wdeprecated-copy]
  267 |         *M_inv_ptr = Vec9T(M_inv.val);
      |         ~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include/opencv2/rgbd.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp:36:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 9>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 9]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp: In instantiation of ‘void cv::rgbd::SRI<T>::cache() [with T = double]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp:519:5:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp:557:38: warning: implicitly-declared ‘constexpr cv::Vec<double, 9>& cv::Vec<double, 9>::operator=(const cv::Vec<double, 9>&)’ is deprecated [-Wdeprecated-copy]
  557 |           R_hat_(phi_int, theta_int) = Vec9T((T*) (mat.data));
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include/opencv2/rgbd.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp:36:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 9>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 9]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp:579:34: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  579 |               euclideanMap_(i,j) = Vec2f((theta-min_theta)/theta_step_,(phi-min_phi)/phi_step_);
      |               ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include/opencv2/rgbd.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp:36:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp: In instantiation of ‘void cv::rgbd::SRI<T>::cache() [with T = float]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp:519:5:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp:557:38: warning: implicitly-declared ‘constexpr cv::Vec<float, 9>& cv::Vec<float, 9>::operator=(const cv::Vec<float, 9>&)’ is deprecated [-Wdeprecated-copy]
  557 |           R_hat_(phi_int, theta_int) = Vec9T((T*) (mat.data));
      |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include/opencv2/rgbd.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp:36:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 9>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 9]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp:579:34: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  579 |               euclideanMap_(i,j) = Vec2f((theta-min_theta)/theta_step_,(phi-min_phi)/phi_step_);
      |               ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include/opencv2/rgbd.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/normal.cpp:36:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_artificial.cpp: In function ‘cv::Mat opencv_test::{anonymous}::calcRvec(const std::vector<cv::Point3_<float> >&, const Size&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_artificial.cpp:67:26: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
   67 |     *rot.ptr<Vec3d>(0) = ex;
      |                          ^~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_precomp.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_artificial.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_artificial.cpp:68:26: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
   68 |     *rot.ptr<Vec3d>(1) = ey;
      |                          ^~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_precomp.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_artificial.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_artificial.cpp:69:48: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
   69 |     *rot.ptr<Vec3d>(2) = ez * (1.0/cv::norm(ez)); // TODO cvtest
      |                                                ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_precomp.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_artificial.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration.cpp: In member function ‘virtual bool opencv_test::{anonymous}::CV_StereoCalibrationTest_C::rectifyUncalibrated(const cv::Mat&, const cv::Mat&, const cv::Mat&, cv::Size, cv::Mat&, cv::Mat&, double)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration.cpp:1966:23: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 1966 |         pF = &(matF = F);
      |                       ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 71%] Building CXX object modules/stereo/CMakeFiles/opencv_stereo.dir/src/stereo_binary_bm.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stereo && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stereo -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/stereo/CMakeFiles/opencv_stereo.dir/src/stereo_binary_bm.cpp.o -MF CMakeFiles/opencv_stereo.dir/src/stereo_binary_bm.cpp.o.d -o CMakeFiles/opencv_stereo.dir/src/stereo_binary_bm.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/src/stereo_binary_bm.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 72%] Building CXX object modules/ccalib/CMakeFiles/opencv_ccalib.dir/src/omnidir.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ccalib && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ccalib -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ccalib/CMakeFiles/opencv_ccalib.dir/src/omnidir.cpp.o -MF CMakeFiles/opencv_ccalib.dir/src/omnidir.cpp.o.d -o CMakeFiles/opencv_ccalib.dir/src/omnidir.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/plane.cpp: In member function ‘void cv::rgbd::PlaneBase::UpdateParameters()’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/plane.cpp:108:19: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  108 |     m_ = m_sum_ / K_;
      |                   ^~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include/opencv2/rgbd.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/plane.cpp:46:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/plane.cpp:114:86: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  114 |     n_ = Vec3f(svd.vt.at<float>(2, 0), svd.vt.at<float>(2, 1), svd.vt.at<float>(2, 2));
      |                                                                                      ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include/opencv2/rgbd.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/plane.cpp:46:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/plane.cpp: In constructor ‘cv::rgbd::PlaneGrid::PlaneGrid(const cv::Mat_<cv::Vec<float, 3> >&, int)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/plane.cpp:290:20: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  290 |         m_(y, x) = m;
      |                    ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include/opencv2/rgbd.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/plane.cpp:46:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/plane.cpp:297:96: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  297 |         n_(y, x) = Vec3f(svd.vt.at<float>(2, 0), svd.vt.at<float>(2, 1), svd.vt.at<float>(2, 2));
      |                                                                                                ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include/opencv2/rgbd.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/plane.cpp:46:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/plane.cpp: In member function ‘void cv::rgbd::RgbdPlane::operator()(cv::InputArray, cv::InputArray, cv::OutputArray, cv::OutputArray)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/plane.cpp:628:19: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  628 |         coeffs = -coeffs;
      |                   ^~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include/opencv2/rgbd.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/plane.cpp:46:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
[ 72%] Building CXX object modules/datasets/CMakeFiles/opencv_datasets.dir/src/fr_lfw.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment  -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-implicit-fallthrough -O2 -g -DNDEBUG -fPIC -MD -MT modules/datasets/CMakeFiles/opencv_datasets.dir/src/fr_lfw.cpp.o -MF CMakeFiles/opencv_datasets.dir/src/fr_lfw.cpp.o.d -o CMakeFiles/opencv_datasets.dir/src/fr_lfw.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/src/fr_lfw.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 72%] Building CXX object modules/datasets/CMakeFiles/opencv_datasets.dir/src/gr_chalearn.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment  -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-implicit-fallthrough -O2 -g -DNDEBUG -fPIC -MD -MT modules/datasets/CMakeFiles/opencv_datasets.dir/src/gr_chalearn.cpp.o -MF CMakeFiles/opencv_datasets.dir/src/gr_chalearn.cpp.o.d -o CMakeFiles/opencv_datasets.dir/src/gr_chalearn.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/src/gr_chalearn.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp: In function ‘void cv::omnidir::projectPoints(cv::InputArray, cv::OutputArray, cv::InputArray, cv::InputArray, cv::InputArray, double, cv::InputArray, cv::OutputArray)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:100:35: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  100 |         f = Vec2f(Kc(0,0), Kc(1,1));
      |                                   ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:59:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:101:34: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  101 |         c = Vec2f(Kc(0,2),Kc(1,2));
      |                                  ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:59:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:107:35: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  107 |         f = Vec2d(Kc(0,0), Kc(1,1));
      |                                   ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:59:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
[ 72%] Building CXX object modules/stitching/CMakeFiles/opencv_stitching.dir/src/blenders.cpp.o
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:108:34: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  108 |         c = Vec2d(Kc(0,2),Kc(1,2));
      |                                  ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:59:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/stitching/CMakeFiles/opencv_stitching.dir/src/blenders.cpp.o -MF CMakeFiles/opencv_stitching.dir/src/blenders.cpp.o.d -o CMakeFiles/opencv_stitching.dir/src/blenders.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/src/blenders.cpp
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:163:22: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  163 |             xpf[i] = final;
      |                      ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:59:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:167:22: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  167 |             xpd[i] = final;
      |                      ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:59:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp: In function ‘void cv::omnidir::undistortPoints(cv::InputArray, cv::OutputArray, cv::InputArray, cv::InputArray, cv::InputArray, cv::InputArray)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:260:43: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  260 |         f = Vec2f(camMat(0,0), camMat(1,1));
      |                                           ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:59:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:261:43: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  261 |         c = Vec2f(camMat(0,2), camMat(1,2));
      |                                           ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:59:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:267:43: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  267 |         f = Vec2d(camMat(0,0), camMat(1,1));
      |                                           ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:59:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:268:43: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  268 |         c = Vec2d(camMat(0,2), camMat(1,2));
      |                                           ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:59:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:321:19: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  321 |         Xw = RR * Xw;
      |                   ^~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:59:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:330:57: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  330 |             dstf[i] = Vec2f((float)ppu[0], (float)ppu[1]);
      |                                                         ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:59:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:334:43: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  334 |             dstd[i] = Vec2d(ppu[0], ppu[1]);
      |                                           ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:59:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp: In function ‘void cv::omnidir::initUndistortRectifyMap(cv::InputArray, cv::InputArray, cv::InputArray, cv::InputArray, cv::InputArray, const Size&, int, cv::OutputArray, cv::OutputArray, int)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:364:45: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  364 |         f = Vec2f(camMat(0, 0), camMat(1, 1));
      |                                             ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:59:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:365:45: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  365 |         c = Vec2f(camMat(0, 2), camMat(1, 2));
      |                                             ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:59:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:371:45: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  371 |         f = Vec2d(camMat(0, 0), camMat(1, 1));
      |                                             ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:59:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:372:45: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  372 |         c = Vec2d(camMat(0, 2), camMat(1, 2));
      |                                             ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:59:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:378:92: warning: implicitly-declared ‘constexpr cv::Vec<double, 4>& cv::Vec<double, 4>::operator=(const cv::Vec<double, 4>&)’ is deprecated [-Wdeprecated-copy]
  378 |         kp = D.depth() == CV_32F ? (Vec4d)*D.getMat().ptr<Vec4f>(): *D.getMat().ptr<Vec4d>();
      |                                                                                            ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:59:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp: In function ‘void cv::omnidir::internal::initializeCalibration(cv::InputArrayOfArrays, cv::InputArrayOfArrays, cv::Size, cv::OutputArrayOfArrays, cv::OutputArrayOfArrays, cv::OutputArray, double&, cv::OutputArray)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:627:27: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  627 |                 r1 = r1 * scale;
      |                           ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:59:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:628:27: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  628 |                 r2 = r2 * scale;
      |                           ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:59:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:629:25: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  629 |                 t = t * scale;
      |                         ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:59:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:680:42: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  680 |                     v_omAll[image_idx] = om;
      |                                          ^~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:59:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:681:41: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  681 |                     v_tAll[image_idx] = t;
      |                                         ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:59:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp: In function ‘void cv::omnidir::internal::initializeStereoCalibration(cv::InputArrayOfArrays, cv::InputArrayOfArrays, cv::InputArrayOfArrays, const Size&, const Size&, cv::OutputArray, cv::OutputArray, cv::OutputArrayOfArrays, cv::OutputArrayOfArrays, cv::OutputArray, cv::OutputArray, cv::OutputArray, cv::OutputArray, double&, double&, int, cv::OutputArray)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:771:52: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  771 |         omAll1[i] = omAllTemp1[interIdx1.at<int>(i)];
      |                                                    ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:59:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:772:50: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  772 |         tAll1[i] = tAllTemp1[interIdx1.at<int>(i)];
      |                                                  ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:59:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:773:52: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  773 |         omAll2[i] = omAllTemp2[interIdx2.at<int>(i)];
      |                                                    ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:59:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:774:50: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  774 |         tAll2[i] = tAllTemp2[interIdx2.at<int>(i)];
      |                                                  ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:59:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp: In function ‘void cv::omnidir::stereoReconstruct(cv::InputArray, cv::InputArray, cv::InputArray, cv::InputArray, cv::InputArray, cv::InputArray, cv::InputArray, cv::InputArray, cv::InputArray, cv::InputArray, int, int, int, cv::OutputArray, cv::OutputArray, cv::OutputArray, const Size&, cv::InputArray, cv::OutputArray, int)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:1490:131: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
 1490 |                         point = Vec3f((float)-std::cos(x), (float)(-std::sin(x)*std::cos(y)), (float)(std::sin(x)*std::sin(y))) * depth;
      |                                                                                                                                   ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:59:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:1494:67: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
 1494 |                         point = Vec3f(float(x), float(y), 1.0f) * depth;
      |                                                                   ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:59:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp: In function ‘void cv::omnidir::internal::decodeParameters(cv::InputArray, cv::OutputArray, cv::OutputArrayOfArrays, cv::OutputArrayOfArrays, cv::OutputArray, double&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:1639:53: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
 1639 |         _omAll[i] = Vec3d(param.colRange(i*6, i*6+3));
      |                                                     ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:59:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:1640:54: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
 1640 |         _tAll[i] = Vec3d(param.colRange(i*6+3, i*6+6));
      |                                                      ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/omnidir.cpp:59:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
[ 72%] Building CXX object modules/features2d/CMakeFiles/opencv_test_features2d.dir/test/test_mser.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/features2d/CMakeFiles/opencv_test_features2d.dir/test/test_mser.cpp.o -MF CMakeFiles/opencv_test_features2d.dir/test/test_mser.cpp.o.d -o CMakeFiles/opencv_test_features2d.dir/test/test_mser.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/test/test_mser.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 72%] Building CXX object modules/stitching/CMakeFiles/opencv_stitching.dir/src/camera.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/stitching/CMakeFiles/opencv_stitching.dir/src/camera.cpp.o -MF CMakeFiles/opencv_stitching.dir/src/camera.cpp.o.d -o CMakeFiles/opencv_stitching.dir/src/camera.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/src/camera.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 73%] Building CXX object modules/stitching/CMakeFiles/opencv_stitching.dir/src/exposure_compensate.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/stitching/CMakeFiles/opencv_stitching.dir/src/exposure_compensate.cpp.o -MF CMakeFiles/opencv_stitching.dir/src/exposure_compensate.cpp.o.d -o CMakeFiles/opencv_stitching.dir/src/exposure_compensate.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/src/exposure_compensate.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 73%] Building CXX object modules/features2d/CMakeFiles/opencv_test_features2d.dir/test/test_nearestneighbors.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/features2d/CMakeFiles/opencv_test_features2d.dir/test/test_nearestneighbors.cpp.o -MF CMakeFiles/opencv_test_features2d.dir/test/test_nearestneighbors.cpp.o.d -o CMakeFiles/opencv_test_features2d.dir/test/test_nearestneighbors.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/test/test_nearestneighbors.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 73%] Building CXX object modules/dnn/CMakeFiles/opencv_test_dnn.dir/test/test_nms.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIE -MD -MT modules/dnn/CMakeFiles/opencv_test_dnn.dir/test/test_nms.cpp.o -MF CMakeFiles/opencv_test_dnn.dir/test/test_nms.cpp.o.d -o CMakeFiles/opencv_test_dnn.dir/test/test_nms.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/test/test_nms.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
[ 73%] Linking CXX executable ../../bin/opencv_test_videoio
[ 73%] Building CXX object modules/stereo/CMakeFiles/opencv_stereo.dir/src/stereo_binary_sgbm.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videoio && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_test_videoio.dir/link.txt --verbose=1
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stereo && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stereo -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/stereo/CMakeFiles/opencv_stereo.dir/src/stereo_binary_sgbm.cpp.o -MF CMakeFiles/opencv_stereo.dir/src/stereo_binary_sgbm.cpp.o.d -o CMakeFiles/opencv_stereo.dir/src/stereo_binary_sgbm.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/src/stereo_binary_sgbm.cpp
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-deprecated-declarations -O2 -g -DNDEBUG   -Wl,--gc-sections -rdynamic CMakeFiles/opencv_test_videoio.dir/test/test_container_avi.cpp.o CMakeFiles/opencv_test_videoio.dir/test/test_ffmpeg.cpp.o CMakeFiles/opencv_test_videoio.dir/test/test_fourcc.cpp.o CMakeFiles/opencv_test_videoio.dir/test/test_gstreamer.cpp.o CMakeFiles/opencv_test_videoio.dir/test/test_main.cpp.o CMakeFiles/opencv_test_videoio.dir/test/test_mfx.cpp.o CMakeFiles/opencv_test_videoio.dir/test/test_video_io.cpp.o -o ../../bin/opencv_test_videoio  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib ../../lib/libopencv_ts.a ../../lib/libopencv_highgui.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 73%] Building CXX object modules/rgbd/CMakeFiles/opencv_rgbd.dir/src/utils.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/rgbd && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/rgbd -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/rgbd/CMakeFiles/opencv_rgbd.dir/src/utils.cpp.o -MF CMakeFiles/opencv_rgbd.dir/src/utils.cpp.o.d -o CMakeFiles/opencv_rgbd.dir/src/utils.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/src/utils.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/structured_light/CMakeFiles/opencv_structured_light.dir/build.make modules/structured_light/CMakeFiles/opencv_structured_light.dir/depend
[ 73%] Built target opencv_test_videoio
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/structured_light /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/structured_light /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/structured_light/CMakeFiles/opencv_structured_light.dir/DependInfo.cmake --color=
[ 73%] Building CXX object modules/dnn/CMakeFiles/opencv_test_dnn.dir/test/test_tf_importer.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIE -MD -MT modules/dnn/CMakeFiles/opencv_test_dnn.dir/test/test_tf_importer.cpp.o -MF CMakeFiles/opencv_test_dnn.dir/test/test_tf_importer.cpp.o.d -o CMakeFiles/opencv_test_dnn.dir/test/test_tf_importer.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/test/test_tf_importer.cpp
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/structured_light/CMakeFiles/opencv_structured_light.dir/build.make modules/structured_light/CMakeFiles/opencv_structured_light.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
[ 73%] Building CXX object modules/structured_light/CMakeFiles/opencv_structured_light.dir/src/graycodepattern.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/structured_light && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/structured_light/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/structured_light -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/phase_unwrapping/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/structured_light/CMakeFiles/opencv_structured_light.dir/src/graycodepattern.cpp.o -MF CMakeFiles/opencv_structured_light.dir/src/graycodepattern.cpp.o.d -o CMakeFiles/opencv_structured_light.dir/src/graycodepattern.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/structured_light/src/graycodepattern.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 73%] Building CXX object modules/dnn/CMakeFiles/opencv_test_dnn.dir/test/test_torch_importer.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DHAVE_PROTOBUF=1 -DOPENCV_DNN_EXTERNAL_PROTOBUF=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG -fPIE -MD -MT modules/dnn/CMakeFiles/opencv_test_dnn.dir/test/test_torch_importer.cpp.o -MF CMakeFiles/opencv_test_dnn.dir/test/test_torch_importer.cpp.o.d -o CMakeFiles/opencv_test_dnn.dir/test/test_torch_importer.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/test/test_torch_importer.cpp
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wno-missing-prototypes’ is valid for C/ObjC but not for C++
[ 74%] Building CXX object modules/datasets/CMakeFiles/opencv_datasets.dir/src/gr_skig.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment  -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-implicit-fallthrough -O2 -g -DNDEBUG -fPIC -MD -MT modules/datasets/CMakeFiles/opencv_datasets.dir/src/gr_skig.cpp.o -MF CMakeFiles/opencv_datasets.dir/src/gr_skig.cpp.o.d -o CMakeFiles/opencv_datasets.dir/src/gr_skig.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/src/gr_skig.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 74%] Building CXX object modules/datasets/CMakeFiles/opencv_datasets.dir/src/hpe_humaneva.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment  -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-implicit-fallthrough -O2 -g -DNDEBUG -fPIC -MD -MT modules/datasets/CMakeFiles/opencv_datasets.dir/src/hpe_humaneva.cpp.o -MF CMakeFiles/opencv_datasets.dir/src/hpe_humaneva.cpp.o.d -o CMakeFiles/opencv_datasets.dir/src/hpe_humaneva.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/src/hpe_humaneva.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make  -f modules/videostab/CMakeFiles/opencv_videostab.dir/build.make modules/videostab/CMakeFiles/opencv_videostab.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videostab /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videostab /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videostab/CMakeFiles/opencv_videostab.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/videostab/CMakeFiles/opencv_videostab.dir/build.make modules/videostab/CMakeFiles/opencv_videostab.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 75%] Building CXX object modules/videostab/CMakeFiles/opencv_videostab.dir/src/deblurring.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videostab && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videostab/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videostab -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/videostab/CMakeFiles/opencv_videostab.dir/src/deblurring.cpp.o -MF CMakeFiles/opencv_videostab.dir/src/deblurring.cpp.o.d -o CMakeFiles/opencv_videostab.dir/src/deblurring.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videostab/src/deblurring.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 75%] Linking CXX shared library ../../lib/libopencv_rgbd.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/rgbd && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_rgbd.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_rgbd.so.3.4 -o ../../lib/libopencv_rgbd.so.3.4.3 CMakeFiles/opencv_rgbd.dir/src/depth_cleaner.cpp.o CMakeFiles/opencv_rgbd.dir/src/depth_registration.cpp.o CMakeFiles/opencv_rgbd.dir/src/depth_to_3d.cpp.o CMakeFiles/opencv_rgbd.dir/src/linemod.cpp.o CMakeFiles/opencv_rgbd.dir/src/normal.cpp.o CMakeFiles/opencv_rgbd.dir/src/odometry.cpp.o CMakeFiles/opencv_rgbd.dir/src/plane.cpp.o CMakeFiles/opencv_rgbd.dir/src/utils.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_calib3d.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_features2d.so.3.4.3 ../../lib/libopencv_flann.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/rgbd && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_rgbd.so.3.4.3 ../../lib/libopencv_rgbd.so.3.4 ../../lib/libopencv_rgbd.so
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 75%] Built target opencv_rgbd
[ 75%] Building CXX object modules/stitching/CMakeFiles/opencv_stitching.dir/src/matchers.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/stitching/CMakeFiles/opencv_stitching.dir/src/matchers.cpp.o -MF CMakeFiles/opencv_stitching.dir/src/matchers.cpp.o.d -o CMakeFiles/opencv_stitching.dir/src/matchers.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/src/matchers.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 75%] Building CXX object modules/videostab/CMakeFiles/opencv_videostab.dir/src/fast_marching.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videostab && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videostab/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videostab -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/videostab/CMakeFiles/opencv_videostab.dir/src/fast_marching.cpp.o -MF CMakeFiles/opencv_videostab.dir/src/fast_marching.cpp.o.d -o CMakeFiles/opencv_videostab.dir/src/fast_marching.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videostab/src/fast_marching.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include/opencv2/dnn/shape_utils.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/test/test_torch_importer.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
[ 75%] Building CXX object modules/videostab/CMakeFiles/opencv_videostab.dir/src/frame_source.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videostab && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videostab/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videostab -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/videostab/CMakeFiles/opencv_videostab.dir/src/frame_source.cpp.o -MF CMakeFiles/opencv_videostab.dir/src/frame_source.cpp.o.d -o CMakeFiles/opencv_videostab.dir/src/frame_source.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videostab/src/frame_source.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 75%] Building CXX object modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_cameracalibration_badarg.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_cameracalibration_badarg.cpp.o -MF CMakeFiles/opencv_test_calib3d.dir/test/test_cameracalibration_badarg.cpp.o.d -o CMakeFiles/opencv_test_calib3d.dir/test/test_cameracalibration_badarg.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp
[ 75%] Linking CXX shared library ../../lib/libopencv_stereo.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stereo && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_stereo.dir/link.txt --verbose=1
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_stereo.so.3.4 -o ../../lib/libopencv_stereo.so.3.4.3 CMakeFiles/opencv_stereo.dir/src/descriptor.cpp.o CMakeFiles/opencv_stereo.dir/src/stereo_binary_bm.cpp.o CMakeFiles/opencv_stereo.dir/src/stereo_binary_sgbm.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_calib3d.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_features2d.so.3.4.3 ../../lib/libopencv_flann.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
[ 75%] Building CXX object modules/structured_light/CMakeFiles/opencv_structured_light.dir/src/sinusoidalpattern.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/structured_light && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/structured_light/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/structured_light -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/phase_unwrapping/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/structured_light/CMakeFiles/opencv_structured_light.dir/src/sinusoidalpattern.cpp.o -MF CMakeFiles/opencv_structured_light.dir/src/sinusoidalpattern.cpp.o.d -o CMakeFiles/opencv_structured_light.dir/src/sinusoidalpattern.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/structured_light/src/sinusoidalpattern.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 75%] Building CXX object modules/features2d/CMakeFiles/opencv_test_features2d.dir/test/test_orb.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/features2d/CMakeFiles/opencv_test_features2d.dir/test/test_orb.cpp.o -MF CMakeFiles/opencv_test_features2d.dir/test/test_orb.cpp.o.d -o CMakeFiles/opencv_test_features2d.dir/test/test_orb.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/test/test_orb.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stereo && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_stereo.so.3.4.3 ../../lib/libopencv_stereo.so.3.4 ../../lib/libopencv_stereo.so
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 75%] Built target opencv_stereo
make  -f modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/build.make modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 75%] Processing OpenCL kernels (ximgproc)
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -DMODULE_NAME=ximgproc -DCL_DIR=/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/opencl -DOUTPUT=/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc/opencl_kernels_ximgproc.cpp -P /tmp/guix-build-opencv-3.4.3.drv-0/source/cmake/cl2cpp.cmake
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/build.make modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 75%] Building CXX object modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/adaptive_manifold_filter_n.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/adaptive_manifold_filter_n.cpp.o -MF CMakeFiles/opencv_ximgproc.dir/src/adaptive_manifold_filter_n.cpp.o.d -o CMakeFiles/opencv_ximgproc.dir/src/adaptive_manifold_filter_n.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/adaptive_manifold_filter_n.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 75%] Building CXX object modules/stitching/CMakeFiles/opencv_stitching.dir/src/motion_estimators.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/stitching/CMakeFiles/opencv_stitching.dir/src/motion_estimators.cpp.o -MF CMakeFiles/opencv_stitching.dir/src/motion_estimators.cpp.o.d -o CMakeFiles/opencv_stitching.dir/src/motion_estimators.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/src/motion_estimators.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 75%] Building CXX object modules/datasets/CMakeFiles/opencv_datasets.dir/src/hpe_parse.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment  -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-implicit-fallthrough -O2 -g -DNDEBUG -fPIC -MD -MT modules/datasets/CMakeFiles/opencv_datasets.dir/src/hpe_parse.cpp.o -MF CMakeFiles/opencv_datasets.dir/src/hpe_parse.cpp.o.d -o CMakeFiles/opencv_datasets.dir/src/hpe_parse.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/src/hpe_parse.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 75%] Building CXX object modules/videostab/CMakeFiles/opencv_videostab.dir/src/global_motion.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videostab && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videostab/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videostab -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/videostab/CMakeFiles/opencv_videostab.dir/src/global_motion.cpp.o -MF CMakeFiles/opencv_videostab.dir/src/global_motion.cpp.o.d -o CMakeFiles/opencv_videostab.dir/src/global_motion.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videostab/src/global_motion.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 75%] Building CXX object modules/datasets/CMakeFiles/opencv_datasets.dir/src/ir_affine.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment  -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-implicit-fallthrough -O2 -g -DNDEBUG -fPIC -MD -MT modules/datasets/CMakeFiles/opencv_datasets.dir/src/ir_affine.cpp.o -MF CMakeFiles/opencv_datasets.dir/src/ir_affine.cpp.o.d -o CMakeFiles/opencv_datasets.dir/src/ir_affine.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/src/ir_affine.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 75%] Building CXX object modules/videostab/CMakeFiles/opencv_videostab.dir/src/inpainting.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videostab && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videostab/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videostab -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/videostab/CMakeFiles/opencv_videostab.dir/src/inpainting.cpp.o -MF CMakeFiles/opencv_videostab.dir/src/inpainting.cpp.o.d -o CMakeFiles/opencv_videostab.dir/src/inpainting.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videostab/src/inpainting.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/adaptive_manifold_filter_n.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 75%] Building CXX object modules/datasets/CMakeFiles/opencv_datasets.dir/src/ir_robot.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment  -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-implicit-fallthrough -O2 -g -DNDEBUG -fPIC -MD -MT modules/datasets/CMakeFiles/opencv_datasets.dir/src/ir_robot.cpp.o -MF CMakeFiles/opencv_datasets.dir/src/ir_robot.cpp.o.d -o CMakeFiles/opencv_datasets.dir/src/ir_robot.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/src/ir_robot.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/src/motion_estimators.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp: In member function ‘virtual void opencv_test::{anonymous}::CV_CameraCalibrationBadArgTest::run(int)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:140:14: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  140 |     objPts = objPts_cpp;
      |              ^~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:141:14: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  141 |     imgPts = imgPts_cpp;
      |              ^~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:142:15: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  142 |     npoints = npoints_cpp;
      |               ^~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:143:20: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  143 |     cameraMatrix = cameraMatrix_cpp;
      |                    ^~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:144:18: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  144 |     distCoeffs = distCoeffs_cpp;
      |                  ^~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:145:13: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  145 |     rvecs = rvecs_cpp;
      |             ^~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:146:13: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  146 |     tvecs = tvecs_cpp;
      |             ^~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp: In member function ‘virtual void opencv_test::{anonymous}::CV_Rodrigues2BadArgTest::run(int)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:350:44: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  350 |         Mat src_cpp(3, 1, CV_32F); src_c = src_cpp;
      |                                            ^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:351:44: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  351 |         Mat dst_cpp(3, 3, CV_32F); dst_c = dst_cpp;
      |                                            ^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:352:54: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  352 |         Mat jacobian_cpp(3, 9, CV_32F); jacobian_c = jacobian_cpp;
      |                                                      ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:430:47: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  430 |         src_cpp.create(3, 3, CV_32F); src_c = src_cpp;
      |                                               ^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:431:47: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  431 |         dst_cpp.create(3, 1, CV_32F); dst_c = dst_cpp;
      |                                               ^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp: In member function ‘virtual void opencv_test::{anonymous}::CV_ProjectPoints2BadArgTest::run(int)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:507:62: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  507 |         Mat imagePoints_cpp(1, n, CV_32FC2); imagePoints_c = imagePoints_cpp;
      |                                                              ^~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:511:26: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  511 |         objectPoints_c = objectPoints_cpp;
      |                          ^~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:513:60: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  513 |         Mat t_vec_cpp(Mat::zeros(1, 3, CV_32F)); t_vec_c = t_vec_cpp;
      |                                                            ^~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:515:73: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  515 |         cvtest::Rodrigues(Mat::eye(3, 3, CV_32F), r_vec_cpp); r_vec_c = r_vec_cpp;
      |                                                                         ^~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:517:43: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  517 |         Mat A_cpp = camMat.clone(); A_c = A_cpp;
      |                                           ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:518:65: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  518 |         Mat distCoeffs_cpp = distCoeffs.clone(); distCoeffs_c = distCoeffs_cpp;
      |                                                                 ^~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:520:48: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  520 |         Mat dpdr_cpp(2*n, 3, CV_32F); dpdr_c = dpdr_cpp;
      |                                                ^~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:521:48: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  521 |         Mat dpdt_cpp(2*n, 3, CV_32F); dpdt_c = dpdt_cpp;
      |                                                ^~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:522:48: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  522 |         Mat dpdf_cpp(2*n, 2, CV_32F); dpdf_c = dpdf_cpp;
      |                                                ^~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:523:48: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  523 |         Mat dpdc_cpp(2*n, 2, CV_32F); dpdc_c = dpdc_cpp;
      |                                                ^~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:524:48: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  524 |         Mat dpdk_cpp(2*n, 4, CV_32F); dpdk_c = dpdk_cpp;
      |                                                ^~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_badarg.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 75%] Building CXX object modules/datasets/CMakeFiles/opencv_datasets.dir/src/is_bsds.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment  -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-implicit-fallthrough -O2 -g -DNDEBUG -fPIC -MD -MT modules/datasets/CMakeFiles/opencv_datasets.dir/src/is_bsds.cpp.o -MF CMakeFiles/opencv_datasets.dir/src/is_bsds.cpp.o.d -o CMakeFiles/opencv_datasets.dir/src/is_bsds.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/src/is_bsds.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 75%] Building CXX object modules/datasets/CMakeFiles/opencv_datasets.dir/src/is_weizmann.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment  -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-implicit-fallthrough -O2 -g -DNDEBUG -fPIC -MD -MT modules/datasets/CMakeFiles/opencv_datasets.dir/src/is_weizmann.cpp.o -MF CMakeFiles/opencv_datasets.dir/src/is_weizmann.cpp.o.d -o CMakeFiles/opencv_datasets.dir/src/is_weizmann.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/src/is_weizmann.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 75%] Linking CXX executable ../../bin/opencv_test_features2d
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_test_features2d.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG   -Wl,--gc-sections -rdynamic CMakeFiles/opencv_test_features2d.dir/test/ocl/test_brute_force_matcher.cpp.o CMakeFiles/opencv_test_features2d.dir/test/ocl/test_feature2d.cpp.o CMakeFiles/opencv_test_features2d.dir/test/test_agast.cpp.o CMakeFiles/opencv_test_features2d.dir/test/test_akaze.cpp.o CMakeFiles/opencv_test_features2d.dir/test/test_brisk.cpp.o CMakeFiles/opencv_test_features2d.dir/test/test_descriptors_invariance.cpp.o CMakeFiles/opencv_test_features2d.dir/test/test_descriptors_regression.cpp.o CMakeFiles/opencv_test_features2d.dir/test/test_detectors_invariance.cpp.o CMakeFiles/opencv_test_features2d.dir/test/test_detectors_regression.cpp.o CMakeFiles/opencv_test_features2d.dir/test/test_fast.cpp.o CMakeFiles/opencv_test_features2d.dir/test/test_keypoints.cpp.o CMakeFiles/opencv_test_features2d.dir/test/test_main.cpp.o CMakeFiles/opencv_test_features2d.dir/test/test_matchers_algorithmic.cpp.o CMakeFiles/opencv_test_features2d.dir/test/test_mser.cpp.o CMakeFiles/opencv_test_features2d.dir/test/test_nearestneighbors.cpp.o CMakeFiles/opencv_test_features2d.dir/test/test_orb.cpp.o -o ../../bin/opencv_test_features2d  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib ../../lib/libopencv_ts.a ../../lib/libopencv_features2d.so.3.4.3 ../../lib/libopencv_flann.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
[ 75%] Building CXX object modules/stitching/CMakeFiles/opencv_stitching.dir/src/seam_finders.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/stitching/CMakeFiles/opencv_stitching.dir/src/seam_finders.cpp.o -MF CMakeFiles/opencv_stitching.dir/src/seam_finders.cpp.o.d -o CMakeFiles/opencv_stitching.dir/src/seam_finders.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/src/seam_finders.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 75%] Building CXX object modules/stitching/CMakeFiles/opencv_stitching.dir/src/stitcher.cpp.o
[ 75%] Linking CXX shared library ../../lib/libopencv_structured_light.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/structured_light && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_structured_light.dir/link.txt --verbose=1
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/stitching/CMakeFiles/opencv_stitching.dir/src/stitcher.cpp.o -MF CMakeFiles/opencv_stitching.dir/src/stitcher.cpp.o.d -o CMakeFiles/opencv_stitching.dir/src/stitcher.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/src/stitcher.cpp
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_structured_light.so.3.4 -o ../../lib/libopencv_structured_light.so.3.4.3 CMakeFiles/opencv_structured_light.dir/src/graycodepattern.cpp.o CMakeFiles/opencv_structured_light.dir/src/sinusoidalpattern.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_phase_unwrapping.so.3.4.3 ../../lib/libopencv_calib3d.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_features2d.so.3.4.3 ../../lib/libopencv_flann.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 75%] Built target opencv_test_features2d
[ 75%] Building CXX object modules/videostab/CMakeFiles/opencv_videostab.dir/src/log.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videostab && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videostab/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videostab -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/videostab/CMakeFiles/opencv_videostab.dir/src/log.cpp.o -MF CMakeFiles/opencv_videostab.dir/src/log.cpp.o.d -o CMakeFiles/opencv_videostab.dir/src/log.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videostab/src/log.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make  -f modules/aruco/CMakeFiles/opencv_aruco.dir/build.make modules/aruco/CMakeFiles/opencv_aruco.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/aruco /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/aruco/CMakeFiles/opencv_aruco.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/aruco/CMakeFiles/opencv_aruco.dir/build.make modules/aruco/CMakeFiles/opencv_aruco.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 75%] Building CXX object modules/aruco/CMakeFiles/opencv_aruco.dir/src/apriltag_quad_thresh.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/aruco && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/aruco -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/aruco/CMakeFiles/opencv_aruco.dir/src/apriltag_quad_thresh.cpp.o -MF CMakeFiles/opencv_aruco.dir/src/apriltag_quad_thresh.cpp.o.d -o CMakeFiles/opencv_aruco.dir/src/apriltag_quad_thresh.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/src/apriltag_quad_thresh.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/structured_light && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_structured_light.so.3.4.3 ../../lib/libopencv_structured_light.so.3.4 ../../lib/libopencv_structured_light.so
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 75%] Built target opencv_structured_light
[ 75%] Building CXX object modules/datasets/CMakeFiles/opencv_datasets.dir/src/msm_epfl.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment  -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-implicit-fallthrough -O2 -g -DNDEBUG -fPIC -MD -MT modules/datasets/CMakeFiles/opencv_datasets.dir/src/msm_epfl.cpp.o -MF CMakeFiles/opencv_datasets.dir/src/msm_epfl.cpp.o.d -o CMakeFiles/opencv_datasets.dir/src/msm_epfl.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/src/msm_epfl.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 75%] Building CXX object modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/anisodiff.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/anisodiff.cpp.o -MF CMakeFiles/opencv_ximgproc.dir/src/anisodiff.cpp.o.d -o CMakeFiles/opencv_ximgproc.dir/src/anisodiff.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/anisodiff.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 75%] Building CXX object modules/aruco/CMakeFiles/opencv_aruco.dir/src/aruco.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/aruco && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/aruco -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/aruco/CMakeFiles/opencv_aruco.dir/src/aruco.cpp.o -MF CMakeFiles/opencv_aruco.dir/src/aruco.cpp.o.d -o CMakeFiles/opencv_aruco.dir/src/aruco.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/src/aruco.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 75%] Building CXX object modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_cameracalibration_tilt.cpp.o
[ 75%] Building CXX object modules/aruco/CMakeFiles/opencv_aruco.dir/src/charuco.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_cameracalibration_tilt.cpp.o -MF CMakeFiles/opencv_test_calib3d.dir/test/test_cameracalibration_tilt.cpp.o.d -o CMakeFiles/opencv_test_calib3d.dir/test/test_cameracalibration_tilt.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_tilt.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/aruco && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/aruco -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/aruco/CMakeFiles/opencv_aruco.dir/src/charuco.cpp.o -MF CMakeFiles/opencv_aruco.dir/src/charuco.cpp.o.d -o CMakeFiles/opencv_aruco.dir/src/charuco.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/src/charuco.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 75%] Building CXX object modules/datasets/CMakeFiles/opencv_datasets.dir/src/msm_middlebury.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment  -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-implicit-fallthrough -O2 -g -DNDEBUG -fPIC -MD -MT modules/datasets/CMakeFiles/opencv_datasets.dir/src/msm_middlebury.cpp.o -MF CMakeFiles/opencv_datasets.dir/src/msm_middlebury.cpp.o.d -o CMakeFiles/opencv_datasets.dir/src/msm_middlebury.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/src/msm_middlebury.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
[ 75%] Building CXX object modules/datasets/CMakeFiles/opencv_datasets.dir/src/or_imagenet.cpp.o
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment  -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-implicit-fallthrough -O2 -g -DNDEBUG -fPIC -MD -MT modules/datasets/CMakeFiles/opencv_datasets.dir/src/or_imagenet.cpp.o -MF CMakeFiles/opencv_datasets.dir/src/or_imagenet.cpp.o.d -o CMakeFiles/opencv_datasets.dir/src/or_imagenet.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/src/or_imagenet.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 75%] Building CXX object modules/videostab/CMakeFiles/opencv_videostab.dir/src/motion_stabilizing.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videostab && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videostab/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videostab -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/videostab/CMakeFiles/opencv_videostab.dir/src/motion_stabilizing.cpp.o -MF CMakeFiles/opencv_videostab.dir/src/motion_stabilizing.cpp.o.d -o CMakeFiles/opencv_videostab.dir/src/motion_stabilizing.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videostab/src/motion_stabilizing.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/anisodiff.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 75%] Building CXX object modules/ccalib/CMakeFiles/opencv_ccalib.dir/src/randpattern.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ccalib && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ccalib -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ccalib/CMakeFiles/opencv_ccalib.dir/src/randpattern.cpp.o -MF CMakeFiles/opencv_ccalib.dir/src/randpattern.cpp.o.d -o CMakeFiles/opencv_ccalib.dir/src/randpattern.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/src/randpattern.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/src/aruco.cpp: In function ‘void cv::aruco::_getSingleMarkerObjectPoints(float, cv::OutputArray)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/src/aruco.cpp:757:84: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  757 |     objPoints.ptr< Vec3f >(0)[0] = Vec3f(-markerLength / 2.f, markerLength / 2.f, 0);
      |                                                                                    ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/src/aruco.cpp:39:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/src/aruco.cpp:758:83: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  758 |     objPoints.ptr< Vec3f >(0)[1] = Vec3f(markerLength / 2.f, markerLength / 2.f, 0);
      |                                                                                   ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/src/aruco.cpp:39:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/src/aruco.cpp:759:84: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  759 |     objPoints.ptr< Vec3f >(0)[2] = Vec3f(markerLength / 2.f, -markerLength / 2.f, 0);
      |                                                                                    ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/src/aruco.cpp:39:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/src/aruco.cpp:760:85: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  760 |     objPoints.ptr< Vec3f >(0)[3] = Vec3f(-markerLength / 2.f, -markerLength / 2.f, 0);
      |                                                                                     ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/src/aruco.cpp:39:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
[ 75%] Building CXX object modules/videostab/CMakeFiles/opencv_videostab.dir/src/optical_flow.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videostab && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videostab/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videostab -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/videostab/CMakeFiles/opencv_videostab.dir/src/optical_flow.cpp.o -MF CMakeFiles/opencv_videostab.dir/src/optical_flow.cpp.o.d -o CMakeFiles/opencv_videostab.dir/src/optical_flow.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videostab/src/optical_flow.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 75%] Building CXX object modules/datasets/CMakeFiles/opencv_datasets.dir/src/or_mnist.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment  -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-implicit-fallthrough -O2 -g -DNDEBUG -fPIC -MD -MT modules/datasets/CMakeFiles/opencv_datasets.dir/src/or_mnist.cpp.o -MF CMakeFiles/opencv_datasets.dir/src/or_mnist.cpp.o.d -o CMakeFiles/opencv_datasets.dir/src/or_mnist.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/src/or_mnist.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 75%] Building CXX object modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/bilateral_texture_filter.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/bilateral_texture_filter.cpp.o -MF CMakeFiles/opencv_ximgproc.dir/src/bilateral_texture_filter.cpp.o.d -o CMakeFiles/opencv_ximgproc.dir/src/bilateral_texture_filter.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/bilateral_texture_filter.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 75%] Building CXX object modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/brightedges.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/brightedges.cpp.o -MF CMakeFiles/opencv_ximgproc.dir/src/brightedges.cpp.o.d -o CMakeFiles/opencv_ximgproc.dir/src/brightedges.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/brightedges.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 75%] Building CXX object modules/aruco/CMakeFiles/opencv_aruco.dir/src/dictionary.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/aruco && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/aruco -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/aruco/CMakeFiles/opencv_aruco.dir/src/dictionary.cpp.o -MF CMakeFiles/opencv_aruco.dir/src/dictionary.cpp.o.d -o CMakeFiles/opencv_aruco.dir/src/dictionary.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/src/dictionary.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_tilt.cpp: In member function ‘virtual void opencv_test::{anonymous}::cameraCalibrationTiltTest::SetUp()’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_tilt.cpp:212:67: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  212 |         *itFov = cv::Vec3d(0,yImage[iBottomTop],zImage[iBottomTop]);
      |                                                                   ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_precomp.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_tilt.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_tilt.cpp:220:44: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  220 |                 nearFarFactorImage[iNearFar];
      |                                            ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_precomp.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_tilt.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_tilt.cpp:229:65: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  229 |         m_fovCenter[i] = .5*(fovBottomTop[i] + fovBottomTop[i+3]);
      |                                                                 ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_precomp.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_tilt.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_tilt.cpp:230:60: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  230 |         m_fovNormal[i] = fovBottomTop[i+3] - fovBottomTop[i];
      |                                                            ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_precomp.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_tilt.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_tilt.cpp:231:54: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  231 |         m_fovNormal[i] = cv::normalize(m_fovNormal[i]);
      |                                                      ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_precomp.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_tilt.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_tilt.cpp:235:30: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  235 |             m_fovNormal[i](1));
      |                              ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_precomp.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_tilt.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_tilt.cpp:239:34: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  239 |         rvec = cv::normalize(rvec);
      |                                  ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_precomp.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_tilt.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_tilt.cpp:289:68: warning: implicitly-declared ‘constexpr cv::Vec<double, 14>& cv::Vec<double, 14>::operator=(const cv::Vec<double, 14>&)’ is deprecated [-Wdeprecated-copy]
  289 |     m_distortionCoeff = cv::Vec<double, NUM_DIST_COEFF_TILT>::all(0);
      |                                                                    ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_precomp.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cameracalibration_tilt.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 14>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 14]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
[ 75%] Building CXX object modules/stitching/CMakeFiles/opencv_stitching.dir/src/timelapsers.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/stitching/CMakeFiles/opencv_stitching.dir/src/timelapsers.cpp.o -MF CMakeFiles/opencv_stitching.dir/src/timelapsers.cpp.o.d -o CMakeFiles/opencv_stitching.dir/src/timelapsers.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/src/timelapsers.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 76%] Building CXX object modules/datasets/CMakeFiles/opencv_datasets.dir/src/or_pascal.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment  -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-implicit-fallthrough -O2 -g -DNDEBUG -fPIC -MD -MT modules/datasets/CMakeFiles/opencv_datasets.dir/src/or_pascal.cpp.o -MF CMakeFiles/opencv_datasets.dir/src/or_pascal.cpp.o.d -o CMakeFiles/opencv_datasets.dir/src/or_pascal.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/src/or_pascal.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 76%] Building CXX object modules/videostab/CMakeFiles/opencv_videostab.dir/src/outlier_rejection.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videostab && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videostab/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videostab -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/videostab/CMakeFiles/opencv_videostab.dir/src/outlier_rejection.cpp.o -MF CMakeFiles/opencv_videostab.dir/src/outlier_rejection.cpp.o.d -o CMakeFiles/opencv_videostab.dir/src/outlier_rejection.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videostab/src/outlier_rejection.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 76%] Building CXX object modules/videostab/CMakeFiles/opencv_videostab.dir/src/stabilizer.cpp.o
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/bilateral_texture_filter.cpp:40:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videostab && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videostab/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videostab -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/videostab/CMakeFiles/opencv_videostab.dir/src/stabilizer.cpp.o -MF CMakeFiles/opencv_videostab.dir/src/stabilizer.cpp.o.d -o CMakeFiles/opencv_videostab.dir/src/stabilizer.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videostab/src/stabilizer.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/bilateral_texture_filter.cpp: In function ‘void cv::ximgproc::compute_G(const cv::Mat&, const cv::Mat&, cv::Mat&, cv::Mat&, int)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/bilateral_texture_filter.cpp:234:49: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  234 |                 G.at<Vec3f>(pb) = B.at<Vec3f>(pt);
      |                                                 ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/bilateral_texture_filter.cpp:40:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
[ 76%] Building CXX object modules/datasets/CMakeFiles/opencv_datasets.dir/src/or_sun.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment  -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-implicit-fallthrough -O2 -g -DNDEBUG -fPIC -MD -MT modules/datasets/CMakeFiles/opencv_datasets.dir/src/or_sun.cpp.o -MF CMakeFiles/opencv_datasets.dir/src/or_sun.cpp.o.d -o CMakeFiles/opencv_datasets.dir/src/or_sun.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/src/or_sun.cpp
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/brightedges.cpp:45:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 76%] Building CXX object modules/datasets/CMakeFiles/opencv_datasets.dir/src/pd_caltech.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment  -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-implicit-fallthrough -O2 -g -DNDEBUG -fPIC -MD -MT modules/datasets/CMakeFiles/opencv_datasets.dir/src/pd_caltech.cpp.o -MF CMakeFiles/opencv_datasets.dir/src/pd_caltech.cpp.o.d -o CMakeFiles/opencv_datasets.dir/src/pd_caltech.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/src/pd_caltech.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 77%] Building CXX object modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/deriche_filter.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/deriche_filter.cpp.o -MF CMakeFiles/opencv_ximgproc.dir/src/deriche_filter.cpp.o.d -o CMakeFiles/opencv_ximgproc.dir/src/deriche_filter.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/deriche_filter.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 77%] Building CXX object modules/stitching/CMakeFiles/opencv_stitching.dir/src/util.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/stitching/CMakeFiles/opencv_stitching.dir/src/util.cpp.o -MF CMakeFiles/opencv_stitching.dir/src/util.cpp.o.d -o CMakeFiles/opencv_stitching.dir/src/util.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/src/util.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 77%] Building CXX object modules/stitching/CMakeFiles/opencv_stitching.dir/src/warpers.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/stitching/CMakeFiles/opencv_stitching.dir/src/warpers.cpp.o -MF CMakeFiles/opencv_stitching.dir/src/warpers.cpp.o.d -o CMakeFiles/opencv_stitching.dir/src/warpers.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/src/warpers.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 77%] Linking CXX shared library ../../lib/libopencv_ccalib.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ccalib && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_ccalib.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_ccalib.so.3.4 -o ../../lib/libopencv_ccalib.so.3.4.3 CMakeFiles/opencv_ccalib.dir/src/ccalib.cpp.o CMakeFiles/opencv_ccalib.dir/src/multicalib.cpp.o CMakeFiles/opencv_ccalib.dir/src/omnidir.cpp.o CMakeFiles/opencv_ccalib.dir/src/randpattern.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_calib3d.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_features2d.so.3.4.3 ../../lib/libopencv_flann.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ccalib && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_ccalib.so.3.4.3 ../../lib/libopencv_ccalib.so.3.4 ../../lib/libopencv_ccalib.so
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 77%] Built target opencv_ccalib
make  -f modules/bgsegm/CMakeFiles/opencv_bgsegm.dir/build.make modules/bgsegm/CMakeFiles/opencv_bgsegm.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bgsegm /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bgsegm/CMakeFiles/opencv_bgsegm.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/bgsegm/CMakeFiles/opencv_bgsegm.dir/build.make modules/bgsegm/CMakeFiles/opencv_bgsegm.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 77%] Building CXX object modules/stitching/CMakeFiles/opencv_stitching.dir/src/warpers_cuda.cpp.o
[ 77%] Building CXX object modules/bgsegm/CMakeFiles/opencv_bgsegm.dir/src/bgfg_gaussmix.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bgsegm && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bgsegm -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/bgsegm/CMakeFiles/opencv_bgsegm.dir/src/bgfg_gaussmix.cpp.o -MF CMakeFiles/opencv_bgsegm.dir/src/bgfg_gaussmix.cpp.o.d -o CMakeFiles/opencv_bgsegm.dir/src/bgfg_gaussmix.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm/src/bgfg_gaussmix.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/stitching/CMakeFiles/opencv_stitching.dir/src/warpers_cuda.cpp.o -MF CMakeFiles/opencv_stitching.dir/src/warpers_cuda.cpp.o.d -o CMakeFiles/opencv_stitching.dir/src/warpers_cuda.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/src/warpers_cuda.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 78%] Building CXX object modules/videostab/CMakeFiles/opencv_videostab.dir/src/wobble_suppression.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videostab && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videostab/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videostab -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/videostab/CMakeFiles/opencv_videostab.dir/src/wobble_suppression.cpp.o -MF CMakeFiles/opencv_videostab.dir/src/wobble_suppression.cpp.o.d -o CMakeFiles/opencv_videostab.dir/src/wobble_suppression.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videostab/src/wobble_suppression.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/deriche_filter.cpp:36:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 78%] Building CXX object modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_chessboardgenerator.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_chessboardgenerator.cpp.o -MF CMakeFiles/opencv_test_calib3d.dir/test/test_chessboardgenerator.cpp.o.d -o CMakeFiles/opencv_test_calib3d.dir/test/test_chessboardgenerator.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_chessboardgenerator.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 78%] Building CXX object modules/datasets/CMakeFiles/opencv_datasets.dir/src/pd_inria.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment  -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-implicit-fallthrough -O2 -g -DNDEBUG -fPIC -MD -MT modules/datasets/CMakeFiles/opencv_datasets.dir/src/pd_inria.cpp.o -MF CMakeFiles/opencv_datasets.dir/src/pd_inria.cpp.o.d -o CMakeFiles/opencv_datasets.dir/src/pd_inria.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/src/pd_inria.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 78%] Building CXX object modules/datasets/CMakeFiles/opencv_datasets.dir/src/slam_kitti.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment  -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-implicit-fallthrough -O2 -g -DNDEBUG -fPIC -MD -MT modules/datasets/CMakeFiles/opencv_datasets.dir/src/slam_kitti.cpp.o -MF CMakeFiles/opencv_datasets.dir/src/slam_kitti.cpp.o.d -o CMakeFiles/opencv_datasets.dir/src/slam_kitti.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/src/slam_kitti.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 78%] Building CXX object modules/datasets/CMakeFiles/opencv_datasets.dir/src/slam_tumindoor.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment  -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-implicit-fallthrough -O2 -g -DNDEBUG -fPIC -MD -MT modules/datasets/CMakeFiles/opencv_datasets.dir/src/slam_tumindoor.cpp.o -MF CMakeFiles/opencv_datasets.dir/src/slam_tumindoor.cpp.o.d -o CMakeFiles/opencv_datasets.dir/src/slam_tumindoor.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/src/slam_tumindoor.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 78%] Building CXX object modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/disparity_filters.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/disparity_filters.cpp.o -MF CMakeFiles/opencv_ximgproc.dir/src/disparity_filters.cpp.o.d -o CMakeFiles/opencv_ximgproc.dir/src/disparity_filters.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/disparity_filters.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 78%] Building CXX object modules/aruco/CMakeFiles/opencv_aruco.dir/src/zmaxheap.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/aruco && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/aruco -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/aruco/CMakeFiles/opencv_aruco.dir/src/zmaxheap.cpp.o -MF CMakeFiles/opencv_aruco.dir/src/zmaxheap.cpp.o.d -o CMakeFiles/opencv_aruco.dir/src/zmaxheap.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/src/zmaxheap.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm/src/bgfg_gaussmix.cpp: In function ‘void cv::bgsegm::process8uC3(const cv::Mat&, cv::Mat&, double, cv::Mat&, int, double, double, double)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm/src/bgfg_gaussmix.cpp:353:51: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  353 |                         mptr[k].mean = mu + alpha*diff;
      |                                                   ^~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include/opencv2/video/tracking.hpp:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include/opencv2/video.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm/include/opencv2/bgsegm.hpp:43,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm/src/bgfg_gaussmix.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm/src/bgfg_gaussmix.cpp:356:96: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  356 |                                     std::max(var[2] + alpha*(diff[2]*diff[2] - var[2]), minVar));
      |                                                                                                ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include/opencv2/video/tracking.hpp:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include/opencv2/video.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm/include/opencv2/bgsegm.hpp:43,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm/src/bgfg_gaussmix.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm/src/bgfg_gaussmix.cpp:357:39: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  357 |                         mptr[k].var = var;
      |                                       ^~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include/opencv2/video/tracking.hpp:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include/opencv2/video.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm/include/opencv2/bgsegm.hpp:43,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm/src/bgfg_gaussmix.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm/src/bgfg_gaussmix.cpp:377:36: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  377 |                     mptr[k].mean = pix;
      |                                    ^~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include/opencv2/video/tracking.hpp:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include/opencv2/video.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm/include/opencv2/bgsegm.hpp:43,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm/src/bgfg_gaussmix.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm/src/bgfg_gaussmix.cpp:378:57: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  378 |                     mptr[k].var = Vec3f(var0, var0, var0);
      |                                                         ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include/opencv2/video/tracking.hpp:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include/opencv2/video.hpp:56,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm/include/opencv2/bgsegm.hpp:43,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm/src/bgfg_gaussmix.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
[ 78%] Linking CXX executable ../../bin/opencv_test_dnn
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_test_dnn.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++    -fsigned-char -W -Wall -Werror=return-type  -Werror=address -Werror=sequence-point -Wformat -Werror=format-security   -Wstrict-prototypes  -Winit-self -Wpointer-arith   -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -Wno-parentheses -Wno-maybe-uninitialized -Wno-sign-promo -Wno-missing-declarations -Wno-missing-prototypes -Wno-deprecated -Wno-missing-prototypes -Wno-missing-declarations -Wno-shadow -Wno-unused-parameter -Wno-unused-local-typedefs -Wno-sign-compare -Wno-sign-promo -Wno-undef -Wno-ignored-qualifiers -Wno-extra -Wno-unused-function -Wno-unused-const-variable -Wno-deprecated-declarations -Wno-error=non-virtual-dtor -Wno-unused-parameter -Wno-undef -Wno-ignored-qualifiers -Wno-enum-compare -Wno-deprecated-declarations -Wno-invalid-offsetof -O2 -g -DNDEBUG   -Wl,--gc-sections -rdynamic CMakeFiles/opencv_test_dnn.dir/test/npy_blob.cpp.o CMakeFiles/opencv_test_dnn.dir/test/test_backends.cpp.o CMakeFiles/opencv_test_dnn.dir/test/test_caffe_importer.cpp.o CMakeFiles/opencv_test_dnn.dir/test/test_darknet_importer.cpp.o CMakeFiles/opencv_test_dnn.dir/test/test_googlenet.cpp.o CMakeFiles/opencv_test_dnn.dir/test/test_halide_layers.cpp.o CMakeFiles/opencv_test_dnn.dir/test/test_ie_models.cpp.o CMakeFiles/opencv_test_dnn.dir/test/test_layers.cpp.o CMakeFiles/opencv_test_dnn.dir/test/test_main.cpp.o CMakeFiles/opencv_test_dnn.dir/test/test_misc.cpp.o CMakeFiles/opencv_test_dnn.dir/test/test_nms.cpp.o CMakeFiles/opencv_test_dnn.dir/test/test_tf_importer.cpp.o CMakeFiles/opencv_test_dnn.dir/test/test_torch_importer.cpp.o -o ../../bin/opencv_test_dnn  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib ../../lib/libopencv_ts.a ../../lib/libopencv_dnn.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
[ 78%] Building CXX object modules/stitching/CMakeFiles/opencv_stitching.dir/opencl_kernels_stitching.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/stitching/CMakeFiles/opencv_stitching.dir/opencl_kernels_stitching.cpp.o -MF CMakeFiles/opencv_stitching.dir/opencl_kernels_stitching.cpp.o.d -o CMakeFiles/opencv_stitching.dir/opencl_kernels_stitching.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching/opencl_kernels_stitching.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make  -f apps/traincascade/CMakeFiles/opencv_traincascade.dir/build.make apps/traincascade/CMakeFiles/opencv_traincascade.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/traincascade /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/traincascade/CMakeFiles/opencv_traincascade.dir/DependInfo.cmake --color=
make  -f apps/createsamples/CMakeFiles/opencv_createsamples.dir/build.make apps/createsamples/CMakeFiles/opencv_createsamples.dir/depend
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f apps/traincascade/CMakeFiles/opencv_traincascade.dir/build.make apps/traincascade/CMakeFiles/opencv_traincascade.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/createsamples /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/createsamples /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/createsamples/CMakeFiles/opencv_createsamples.dir/DependInfo.cmake --color=
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f apps/createsamples/CMakeFiles/opencv_createsamples.dir/build.make apps/createsamples/CMakeFiles/opencv_createsamples.dir/build
[ 78%] Building CXX object apps/traincascade/CMakeFiles/opencv_traincascade.dir/HOGfeatures.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/traincascade && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D__OPENCV_APPS=1 -D__OPENCV_BUILD=1 -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/PRIVATE -I/tmp/guix-build-opencv-3.4.3.drv-0/source/include/opencv -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self  -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-overloaded-virtual -Wno-suggest-override -O2 -g -DNDEBUG -fPIE -MD -MT apps/traincascade/CMakeFiles/opencv_traincascade.dir/HOGfeatures.cpp.o -MF CMakeFiles/opencv_traincascade.dir/HOGfeatures.cpp.o.d -o CMakeFiles/opencv_traincascade.dir/HOGfeatures.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/HOGfeatures.cpp
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 78%] Building CXX object apps/createsamples/CMakeFiles/opencv_createsamples.dir/createsamples.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/createsamples && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D__OPENCV_APPS=1 -D__OPENCV_BUILD=1 -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/createsamples/PRIVATE -I/tmp/guix-build-opencv-3.4.3.drv-0/source/include/opencv -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT apps/createsamples/CMakeFiles/opencv_createsamples.dir/createsamples.cpp.o -MF CMakeFiles/opencv_createsamples.dir/createsamples.cpp.o.d -o CMakeFiles/opencv_createsamples.dir/createsamples.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/createsamples/createsamples.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 78%] Building CXX object modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/domain_transform.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/domain_transform.cpp.o -MF CMakeFiles/opencv_ximgproc.dir/src/domain_transform.cpp.o.d -o CMakeFiles/opencv_ximgproc.dir/src/domain_transform.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/domain_transform.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
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[ 78%] Building CXX object apps/createsamples/CMakeFiles/opencv_createsamples.dir/utility.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/createsamples && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D__OPENCV_APPS=1 -D__OPENCV_BUILD=1 -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/createsamples/PRIVATE -I/tmp/guix-build-opencv-3.4.3.drv-0/source/include/opencv -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT apps/createsamples/CMakeFiles/opencv_createsamples.dir/utility.cpp.o -MF CMakeFiles/opencv_createsamples.dir/utility.cpp.o.d -o CMakeFiles/opencv_createsamples.dir/utility.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/createsamples/utility.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 78%] Building CXX object modules/bgsegm/CMakeFiles/opencv_bgsegm.dir/src/bgfg_gmg.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bgsegm && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bgsegm -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/bgsegm/CMakeFiles/opencv_bgsegm.dir/src/bgfg_gmg.cpp.o -MF CMakeFiles/opencv_bgsegm.dir/src/bgfg_gmg.cpp.o.d -o CMakeFiles/opencv_bgsegm.dir/src/bgfg_gmg.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm/src/bgfg_gmg.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 78%] Linking CXX shared library ../../lib/libopencv_videostab.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videostab && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_videostab.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_videostab.so.3.4 -o ../../lib/libopencv_videostab.so.3.4.3 CMakeFiles/opencv_videostab.dir/src/deblurring.cpp.o CMakeFiles/opencv_videostab.dir/src/fast_marching.cpp.o CMakeFiles/opencv_videostab.dir/src/frame_source.cpp.o CMakeFiles/opencv_videostab.dir/src/global_motion.cpp.o CMakeFiles/opencv_videostab.dir/src/inpainting.cpp.o CMakeFiles/opencv_videostab.dir/src/log.cpp.o CMakeFiles/opencv_videostab.dir/src/motion_stabilizing.cpp.o CMakeFiles/opencv_videostab.dir/src/optical_flow.cpp.o CMakeFiles/opencv_videostab.dir/src/outlier_rejection.cpp.o CMakeFiles/opencv_videostab.dir/src/stabilizer.cpp.o CMakeFiles/opencv_videostab.dir/src/wobble_suppression.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_photo.so.3.4.3 ../../lib/libopencv_video.so.3.4.3 ../../lib/libopencv_calib3d.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_features2d.so.3.4.3 ../../lib/libopencv_flann.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videostab && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_videostab.so.3.4.3 ../../lib/libopencv_videostab.so.3.4 ../../lib/libopencv_videostab.so
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/disparity_filters.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 78%] Built target opencv_test_dnn
[ 78%] Building CXX object modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/dtfilter_cpu.cpp.o
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/dtfilter_cpu.cpp.o -MF CMakeFiles/opencv_ximgproc.dir/src/dtfilter_cpu.cpp.o.d -o CMakeFiles/opencv_ximgproc.dir/src/dtfilter_cpu.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp
[ 78%] Built target opencv_videostab
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 78%] Building CXX object modules/bgsegm/CMakeFiles/opencv_bgsegm.dir/src/bgfg_gsoc.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bgsegm && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bgsegm -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/bgsegm/CMakeFiles/opencv_bgsegm.dir/src/bgfg_gsoc.cpp.o -MF CMakeFiles/opencv_bgsegm.dir/src/bgfg_gsoc.cpp.o.d -o CMakeFiles/opencv_bgsegm.dir/src/bgfg_gsoc.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm/src/bgfg_gsoc.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 78%] Building CXX object apps/traincascade/CMakeFiles/opencv_traincascade.dir/boost.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/traincascade && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D__OPENCV_APPS=1 -D__OPENCV_BUILD=1 -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/PRIVATE -I/tmp/guix-build-opencv-3.4.3.drv-0/source/include/opencv -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self  -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-overloaded-virtual -Wno-suggest-override -O2 -g -DNDEBUG -fPIE -MD -MT apps/traincascade/CMakeFiles/opencv_traincascade.dir/boost.cpp.o -MF CMakeFiles/opencv_traincascade.dir/boost.cpp.o.d -o CMakeFiles/opencv_traincascade.dir/boost.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/boost.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 79%] Linking CXX shared library ../../lib/libopencv_aruco.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/aruco && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_aruco.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_aruco.so.3.4 -o ../../lib/libopencv_aruco.so.3.4.3 CMakeFiles/opencv_aruco.dir/src/apriltag_quad_thresh.cpp.o CMakeFiles/opencv_aruco.dir/src/aruco.cpp.o CMakeFiles/opencv_aruco.dir/src/charuco.cpp.o CMakeFiles/opencv_aruco.dir/src/dictionary.cpp.o CMakeFiles/opencv_aruco.dir/src/zmaxheap.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_calib3d.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_features2d.so.3.4.3 ../../lib/libopencv_flann.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
[ 79%] Building CXX object modules/datasets/CMakeFiles/opencv_datasets.dir/src/tinyxml2/tinyxml2.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment  -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-implicit-fallthrough -O2 -g -DNDEBUG -fPIC -Wno-suggest-override -MD -MT modules/datasets/CMakeFiles/opencv_datasets.dir/src/tinyxml2/tinyxml2.cpp.o -MF CMakeFiles/opencv_datasets.dir/src/tinyxml2/tinyxml2.cpp.o.d -o CMakeFiles/opencv_datasets.dir/src/tinyxml2/tinyxml2.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/src/tinyxml2/tinyxml2.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/aruco && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_aruco.so.3.4.3 ../../lib/libopencv_aruco.so.3.4 ../../lib/libopencv_aruco.so
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 79%] Built target opencv_aruco
make  -f modules/rgbd/CMakeFiles/opencv_test_rgbd.dir/build.make modules/rgbd/CMakeFiles/opencv_test_rgbd.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/rgbd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/rgbd/CMakeFiles/opencv_test_rgbd.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/rgbd/CMakeFiles/opencv_test_rgbd.dir/build.make modules/rgbd/CMakeFiles/opencv_test_rgbd.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 79%] Building CXX object modules/rgbd/CMakeFiles/opencv_test_rgbd.dir/test/test_main.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/rgbd && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/rgbd/CMakeFiles/opencv_test_rgbd.dir/test/test_main.cpp.o -MF CMakeFiles/opencv_test_rgbd.dir/test/test_main.cpp.o.d -o CMakeFiles/opencv_test_rgbd.dir/test/test_main.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/test/test_main.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml.hpp:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/boost.h:5,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/cascadeclassifier.h:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/HOGfeatures.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 80%] Building CXX object modules/rgbd/CMakeFiles/opencv_test_rgbd.dir/test/test_normal.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/rgbd && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/rgbd/CMakeFiles/opencv_test_rgbd.dir/test/test_normal.cpp.o -MF CMakeFiles/opencv_test_rgbd.dir/test/test_normal.cpp.o.d -o CMakeFiles/opencv_test_rgbd.dir/test/test_normal.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/test/test_normal.cpp
make  -f modules/stereo/CMakeFiles/opencv_test_stereo.dir/build.make modules/stereo/CMakeFiles/opencv_test_stereo.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stereo /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stereo/CMakeFiles/opencv_test_stereo.dir/DependInfo.cmake --color=
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/stereo/CMakeFiles/opencv_test_stereo.dir/build.make modules/stereo/CMakeFiles/opencv_test_stereo.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/domain_transform.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 80%] Building CXX object modules/stereo/CMakeFiles/opencv_test_stereo.dir/test/test_block_matching.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stereo && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/stereo/CMakeFiles/opencv_test_stereo.dir/test/test_block_matching.cpp.o -MF CMakeFiles/opencv_test_stereo.dir/test/test_block_matching.cpp.o.d -o CMakeFiles/opencv_test_stereo.dir/test/test_block_matching.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/test/test_block_matching.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make  -f modules/structured_light/CMakeFiles/opencv_test_structured_light.dir/build.make modules/structured_light/CMakeFiles/opencv_test_structured_light.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/structured_light /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/structured_light /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/structured_light/CMakeFiles/opencv_test_structured_light.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/structured_light/CMakeFiles/opencv_test_structured_light.dir/build.make modules/structured_light/CMakeFiles/opencv_test_structured_light.dir/build
[ 81%] Linking CXX shared library ../../lib/libopencv_stitching.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_stitching.dir/link.txt --verbose=1
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_stitching.so.3.4 -o ../../lib/libopencv_stitching.so.3.4.3 CMakeFiles/opencv_stitching.dir/src/autocalib.cpp.o CMakeFiles/opencv_stitching.dir/src/blenders.cpp.o CMakeFiles/opencv_stitching.dir/src/camera.cpp.o CMakeFiles/opencv_stitching.dir/src/exposure_compensate.cpp.o CMakeFiles/opencv_stitching.dir/src/matchers.cpp.o CMakeFiles/opencv_stitching.dir/src/motion_estimators.cpp.o CMakeFiles/opencv_stitching.dir/src/seam_finders.cpp.o CMakeFiles/opencv_stitching.dir/src/stitcher.cpp.o CMakeFiles/opencv_stitching.dir/src/timelapsers.cpp.o CMakeFiles/opencv_stitching.dir/src/util.cpp.o CMakeFiles/opencv_stitching.dir/src/warpers.cpp.o CMakeFiles/opencv_stitching.dir/src/warpers_cuda.cpp.o CMakeFiles/opencv_stitching.dir/opencl_kernels_stitching.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_calib3d.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_features2d.so.3.4.3 ../../lib/libopencv_flann.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
[ 81%] Building CXX object modules/structured_light/CMakeFiles/opencv_test_structured_light.dir/test/test_faps.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/structured_light && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/structured_light/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/phase_unwrapping/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/structured_light/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/structured_light/CMakeFiles/opencv_test_structured_light.dir/test/test_faps.cpp.o -MF CMakeFiles/opencv_test_structured_light.dir/test/test_faps.cpp.o.d -o CMakeFiles/opencv_test_structured_light.dir/test/test_faps.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/structured_light/test/test_faps.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_stitching.so.3.4.3 ../../lib/libopencv_stitching.so.3.4 ../../lib/libopencv_stitching.so
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 81%] Built target opencv_stitching
[ 81%] Building CXX object modules/datasets/CMakeFiles/opencv_datasets.dir/src/tr_chars.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment  -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-implicit-fallthrough -O2 -g -DNDEBUG -fPIC -MD -MT modules/datasets/CMakeFiles/opencv_datasets.dir/src/tr_chars.cpp.o -MF CMakeFiles/opencv_datasets.dir/src/tr_chars.cpp.o.d -o CMakeFiles/opencv_datasets.dir/src/tr_chars.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/src/tr_chars.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make  -f modules/videostab/CMakeFiles/opencv_test_videostab.dir/build.make modules/videostab/CMakeFiles/opencv_test_videostab.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videostab /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videostab /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videostab/CMakeFiles/opencv_test_videostab.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/videostab/CMakeFiles/opencv_test_videostab.dir/build.make modules/videostab/CMakeFiles/opencv_test_videostab.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 81%] Building CXX object modules/stereo/CMakeFiles/opencv_test_stereo.dir/test/test_descriptors.cpp.o
[ 81%] Building CXX object modules/videostab/CMakeFiles/opencv_test_videostab.dir/test/test_main.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stereo && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/stereo/CMakeFiles/opencv_test_stereo.dir/test/test_descriptors.cpp.o -MF CMakeFiles/opencv_test_stereo.dir/test/test_descriptors.cpp.o.d -o CMakeFiles/opencv_test_stereo.dir/test/test_descriptors.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/test/test_descriptors.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videostab && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videostab/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videostab/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/videostab/CMakeFiles/opencv_test_videostab.dir/test/test_main.cpp.o -MF CMakeFiles/opencv_test_videostab.dir/test/test_main.cpp.o.d -o CMakeFiles/opencv_test_videostab.dir/test/test_main.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videostab/test/test_main.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 82%] Building CXX object modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_chesscorners.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_chesscorners.cpp.o -MF CMakeFiles/opencv_test_calib3d.dir/test/test_chesscorners.cpp.o.d -o CMakeFiles/opencv_test_calib3d.dir/test/test_chesscorners.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_chesscorners.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml.hpp:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/boost.h:5,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/boost.cpp:30:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp: In instantiation of ‘static void cv::ximgproc::DTFilterCPU::prepareSrcImg_IC(const cv::Mat&, cv::Mat&, cv::Mat&) [with SrcVec = cv::Vec<float, 1>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:168:34:   required from ‘void cv::ximgproc::DTFilterCPU::filter_(const cv::Mat&, cv::Mat&, int) [with SrcVec = cv::Vec<unsigned char, 1>]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:136:44:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:253:21: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  253 |         line[0]     = line[1];
      |         ~~~~~~~~~~~~^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:254:21: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  254 |         line[ri]    = line[ri - 1];
      |         ~~~~~~~~~~~~^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:263:21: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  263 |         line[0]     = topLine[i];
      |         ~~~~~~~~~~~~^~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:264:21: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  264 |         line[ri]    = bottomLine[i];
      |         ~~~~~~~~~~~~^~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp: In instantiation of ‘static void cv::ximgproc::DTFilterCPU::prepareSrcImg_IC(const cv::Mat&, cv::Mat&, cv::Mat&) [with SrcVec = cv::Vec<float, 2>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:168:34:   required from ‘void cv::ximgproc::DTFilterCPU::filter_(const cv::Mat&, cv::Mat&, int) [with SrcVec = cv::Vec<unsigned char, 2>]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:143:44:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:253:21: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  253 |         line[0]     = line[1];
      |         ~~~~~~~~~~~~^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:254:21: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  254 |         line[ri]    = line[ri - 1];
      |         ~~~~~~~~~~~~^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:263:21: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  263 |         line[0]     = topLine[i];
      |         ~~~~~~~~~~~~^~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:264:21: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  264 |         line[ri]    = bottomLine[i];
      |         ~~~~~~~~~~~~^~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp: In instantiation of ‘static void cv::ximgproc::DTFilterCPU::prepareSrcImg_IC(const cv::Mat&, cv::Mat&, cv::Mat&) [with SrcVec = cv::Vec<float, 3>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:168:34:   required from ‘void cv::ximgproc::DTFilterCPU::filter_(const cv::Mat&, cv::Mat&, int) [with SrcVec = cv::Vec<unsigned char, 3>]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:150:44:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:253:21: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  253 |         line[0]     = line[1];
      |         ~~~~~~~~~~~~^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:254:21: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  254 |         line[ri]    = line[ri - 1];
      |         ~~~~~~~~~~~~^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:263:21: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  263 |         line[0]     = topLine[i];
      |         ~~~~~~~~~~~~^~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:264:21: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  264 |         line[ri]    = bottomLine[i];
      |         ~~~~~~~~~~~~^~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp: In instantiation of ‘static void cv::ximgproc::DTFilterCPU::prepareSrcImg_IC(const cv::Mat&, cv::Mat&, cv::Mat&) [with SrcVec = cv::Vec<float, 4>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:168:34:   required from ‘void cv::ximgproc::DTFilterCPU::filter_(const cv::Mat&, cv::Mat&, int) [with SrcVec = cv::Vec<unsigned char, 4>]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:157:44:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:253:21: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  253 |         line[0]     = line[1];
      |         ~~~~~~~~~~~~^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:254:21: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  254 |         line[ri]    = line[ri - 1];
      |         ~~~~~~~~~~~~^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:263:21: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  263 |         line[0]     = topLine[i];
      |         ~~~~~~~~~~~~^~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:264:21: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  264 |         line[ri]    = bottomLine[i];
      |         ~~~~~~~~~~~~^~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/boost.cpp: In member function ‘virtual void CvCascadeBoostTrainData::setData(const CvFeatureEvaluator*, int, int, int, const CvDTreeParams&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/boost.cpp:546:38: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  546 |     _resp = featureEvaluator->getCls();
      |                                      ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml.hpp:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/boost.h:5,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/boost.cpp:30:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp: In instantiation of ‘void cv::ximgproc::DTFilterCPU::FilterIC_horPass<WorkVec>::operator()(const cv::Range&) const [with WorkVec = cv::Vec<float, 4>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:337:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:356:21: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  356 |         srcLine[-1] = srcLine[0];
      |         ~~~~~~~~~~~~^~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:357:27: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  357 |         srcLine[src.cols] = srcLine[src.cols - 1];
      |         ~~~~~~~~~~~~~~~~~~^~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:373:18: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  373 |             sumL = 0.5f*areaL*(dl*srcLine[leftBound - 1] + (2.0f - dl)*srcLine[leftBound]);
      |             ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:374:18: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  374 |             sumR = 0.5f*areaR*((2.0f - dr)*srcLine[rightBound] + dr*srcLine[rightBound + 1]);
      |             ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:375:18: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  375 |             sumC = isrcLine[rightBound] - isrcLine[leftBound];
      |             ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:377:35: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  377 |             dst.at<WorkVec>(j, i) = (sumL + sumC + sumR) / (2.0f * radius);
      |             ~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp: In instantiation of ‘void cv::ximgproc::DTFilterCPU::FilterNC_horPass<WorkVec>::operator()(const cv::Range&) const [with WorkVec = cv::Vec<float, 4>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:277:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:303:17: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  303 |             sum = (isrcLine[rightBound + 1] - isrcLine[leftBound]);
      |             ~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:318:35: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  318 |             dst.at<WorkVec>(j, i) = sum / (float)(rightBound + 1 - leftBound);
      |             ~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp: In instantiation of ‘void cv::ximgproc::DTFilterCPU::FilterIC_horPass<WorkVec>::operator()(const cv::Range&) const [with WorkVec = cv::Vec<float, 3>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:337:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:356:21: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  356 |         srcLine[-1] = srcLine[0];
      |         ~~~~~~~~~~~~^~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:357:27: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  357 |         srcLine[src.cols] = srcLine[src.cols - 1];
      |         ~~~~~~~~~~~~~~~~~~^~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:373:18: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  373 |             sumL = 0.5f*areaL*(dl*srcLine[leftBound - 1] + (2.0f - dl)*srcLine[leftBound]);
      |             ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:374:18: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  374 |             sumR = 0.5f*areaR*((2.0f - dr)*srcLine[rightBound] + dr*srcLine[rightBound + 1]);
      |             ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:375:18: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  375 |             sumC = isrcLine[rightBound] - isrcLine[leftBound];
      |             ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:377:35: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  377 |             dst.at<WorkVec>(j, i) = (sumL + sumC + sumR) / (2.0f * radius);
      |             ~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp: In instantiation of ‘void cv::ximgproc::DTFilterCPU::FilterNC_horPass<WorkVec>::operator()(const cv::Range&) const [with WorkVec = cv::Vec<float, 3>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:277:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:303:17: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  303 |             sum = (isrcLine[rightBound + 1] - isrcLine[leftBound]);
      |             ~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:318:35: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  318 |             dst.at<WorkVec>(j, i) = sum / (float)(rightBound + 1 - leftBound);
      |             ~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp: In instantiation of ‘void cv::ximgproc::DTFilterCPU::FilterIC_horPass<WorkVec>::operator()(const cv::Range&) const [with WorkVec = cv::Vec<float, 2>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:337:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:356:21: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  356 |         srcLine[-1] = srcLine[0];
      |         ~~~~~~~~~~~~^~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:357:27: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  357 |         srcLine[src.cols] = srcLine[src.cols - 1];
      |         ~~~~~~~~~~~~~~~~~~^~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/boost.cpp: In member function ‘void CvCascadeBoostTree::read(const cv::FileNode&, CvBoost*, CvDTreeTrainData*)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/boost.cpp:1019:33: warning: implicitly-declared ‘constexpr cv::FileNodeIterator& cv::FileNodeIterator::operator=(const cv::FileNodeIterator&)’ is deprecated [-Wdeprecated-copy]
 1019 |     internalNodesIt = rnode.end();
      |                                 ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:60,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/boost.cpp:1:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp:641:5: note: because ‘cv::FileNodeIterator’ has user-provided ‘cv::FileNodeIterator::FileNodeIterator(const cv::FileNodeIterator&)’
  641 |     FileNodeIterator(const FileNodeIterator& it);
      |     ^~~~~~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/boost.cpp:1020:46: warning: implicitly-declared ‘constexpr cv::FileNodeIterator& cv::FileNodeIterator::operator=(const cv::FileNodeIterator&)’ is deprecated [-Wdeprecated-copy]
 1020 |     leafValsuesIt = node[CC_LEAF_VALUES].end();
      |                                              ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:60,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/boost.cpp:1:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp:641:5: note: because ‘cv::FileNodeIterator’ has user-provided ‘cv::FileNodeIterator::FileNodeIterator(const cv::FileNodeIterator&)’
  641 |     FileNodeIterator(const FileNodeIterator& it);
      |     ^~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:373:18: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  373 |             sumL = 0.5f*areaL*(dl*srcLine[leftBound - 1] + (2.0f - dl)*srcLine[leftBound]);
      |             ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:374:18: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  374 |             sumR = 0.5f*areaR*((2.0f - dr)*srcLine[rightBound] + dr*srcLine[rightBound + 1]);
      |             ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:375:18: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  375 |             sumC = isrcLine[rightBound] - isrcLine[leftBound];
      |             ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:377:35: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  377 |             dst.at<WorkVec>(j, i) = (sumL + sumC + sumR) / (2.0f * radius);
      |             ~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp: In instantiation of ‘void cv::ximgproc::DTFilterCPU::FilterNC_horPass<WorkVec>::operator()(const cv::Range&) const [with WorkVec = cv::Vec<float, 2>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:277:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:303:17: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  303 |             sum = (isrcLine[rightBound + 1] - isrcLine[leftBound]);
      |             ~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:318:35: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  318 |             dst.at<WorkVec>(j, i) = sum / (float)(rightBound + 1 - leftBound);
      |             ~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp: In instantiation of ‘void cv::ximgproc::DTFilterCPU::FilterIC_horPass<WorkVec>::operator()(const cv::Range&) const [with WorkVec = cv::Vec<float, 1>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:337:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:356:21: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  356 |         srcLine[-1] = srcLine[0];
      |         ~~~~~~~~~~~~^~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:357:27: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  357 |         srcLine[src.cols] = srcLine[src.cols - 1];
      |         ~~~~~~~~~~~~~~~~~~^~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:373:18: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  373 |             sumL = 0.5f*areaL*(dl*srcLine[leftBound - 1] + (2.0f - dl)*srcLine[leftBound]);
      |             ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:374:18: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  374 |             sumR = 0.5f*areaR*((2.0f - dr)*srcLine[rightBound] + dr*srcLine[rightBound + 1]);
      |             ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:375:18: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  375 |             sumC = isrcLine[rightBound] - isrcLine[leftBound];
      |             ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:377:35: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  377 |             dst.at<WorkVec>(j, i) = (sumL + sumC + sumR) / (2.0f * radius);
      |             ~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp: In instantiation of ‘void cv::ximgproc::DTFilterCPU::FilterNC_horPass<WorkVec>::operator()(const cv::Range&) const [with WorkVec = cv::Vec<float, 1>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:277:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:303:17: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  303 |             sum = (isrcLine[rightBound + 1] - isrcLine[leftBound]);
      |             ~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:318:35: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  318 |             dst.at<WorkVec>(j, i) = sum / (float)(rightBound + 1 - leftBound);
      |             ~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp: In instantiation of ‘static void cv::ximgproc::DTFilterCPU::integrateSparseRow(const SrcVec*, const float*, SrcWorkVec*, int) [with SrcVec = cv::Vec<float, 4>; SrcWorkVec = cv::Vec<float, 4>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:351:27:   required from ‘void cv::ximgproc::DTFilterCPU::FilterIC_horPass<WorkVec>::operator()(const cv::Range&) const [with WorkVec = cv::Vec<float, 4>]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:337:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:228:12: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  228 |     dst[0] = sum;
      |     ~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:233:20: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  233 |         dst[j + 1] = sum;
      |         ~~~~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp: In instantiation of ‘static void cv::ximgproc::DTFilterCPU::integrateRow(const SrcVec*, SrcWorkVec*, int) [with SrcVec = cv::Vec<float, 4>; SrcWorkVec = cv::Vec<float, 4>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:292:21:   required from ‘void cv::ximgproc::DTFilterCPU::FilterNC_horPass<WorkVec>::operator()(const cv::Range&) const [with WorkVec = cv::Vec<float, 4>]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:277:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:214:12: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  214 |     dst[0] = sum;
      |     ~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:219:20: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  219 |         dst[j + 1] = sum;
      |         ~~~~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp: In instantiation of ‘static void cv::ximgproc::DTFilterCPU::integrateSparseRow(const SrcVec*, const float*, SrcWorkVec*, int) [with SrcVec = cv::Vec<float, 3>; SrcWorkVec = cv::Vec<float, 3>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:351:27:   required from ‘void cv::ximgproc::DTFilterCPU::FilterIC_horPass<WorkVec>::operator()(const cv::Range&) const [with WorkVec = cv::Vec<float, 3>]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:337:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:228:12: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  228 |     dst[0] = sum;
      |     ~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:233:20: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  233 |         dst[j + 1] = sum;
      |         ~~~~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp: In instantiation of ‘static void cv::ximgproc::DTFilterCPU::integrateRow(const SrcVec*, SrcWorkVec*, int) [with SrcVec = cv::Vec<float, 3>; SrcWorkVec = cv::Vec<float, 3>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:292:21:   required from ‘void cv::ximgproc::DTFilterCPU::FilterNC_horPass<WorkVec>::operator()(const cv::Range&) const [with WorkVec = cv::Vec<float, 3>]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:277:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:214:12: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  214 |     dst[0] = sum;
      |     ~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:219:20: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  219 |         dst[j + 1] = sum;
      |         ~~~~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp: In instantiation of ‘static void cv::ximgproc::DTFilterCPU::integrateSparseRow(const SrcVec*, const float*, SrcWorkVec*, int) [with SrcVec = cv::Vec<float, 2>; SrcWorkVec = cv::Vec<float, 2>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:351:27:   required from ‘void cv::ximgproc::DTFilterCPU::FilterIC_horPass<WorkVec>::operator()(const cv::Range&) const [with WorkVec = cv::Vec<float, 2>]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:337:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:228:12: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  228 |     dst[0] = sum;
      |     ~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:233:20: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  233 |         dst[j + 1] = sum;
      |         ~~~~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp: In instantiation of ‘static void cv::ximgproc::DTFilterCPU::integrateRow(const SrcVec*, SrcWorkVec*, int) [with SrcVec = cv::Vec<float, 2>; SrcWorkVec = cv::Vec<float, 2>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:292:21:   required from ‘void cv::ximgproc::DTFilterCPU::FilterNC_horPass<WorkVec>::operator()(const cv::Range&) const [with WorkVec = cv::Vec<float, 2>]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:277:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:214:12: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  214 |     dst[0] = sum;
      |     ~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:219:20: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  219 |         dst[j + 1] = sum;
      |         ~~~~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp: In instantiation of ‘static void cv::ximgproc::DTFilterCPU::integrateSparseRow(const SrcVec*, const float*, SrcWorkVec*, int) [with SrcVec = cv::Vec<float, 1>; SrcWorkVec = cv::Vec<float, 1>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:351:27:   required from ‘void cv::ximgproc::DTFilterCPU::FilterIC_horPass<WorkVec>::operator()(const cv::Range&) const [with WorkVec = cv::Vec<float, 1>]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:337:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:228:12: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  228 |     dst[0] = sum;
      |     ~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:233:20: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  233 |         dst[j + 1] = sum;
      |         ~~~~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp: In instantiation of ‘static void cv::ximgproc::DTFilterCPU::integrateRow(const SrcVec*, SrcWorkVec*, int) [with SrcVec = cv::Vec<float, 1>; SrcWorkVec = cv::Vec<float, 1>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:292:21:   required from ‘void cv::ximgproc::DTFilterCPU::FilterNC_horPass<WorkVec>::operator()(const cv::Range&) const [with WorkVec = cv::Vec<float, 1>]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:277:6:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:214:12: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  214 |     dst[0] = sum;
      |     ~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.hpp:292,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:38:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.inl.hpp:219:20: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  219 |         dst[j + 1] = sum;
      |         ~~~~~~~~~~~^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/dtfilter_cpu.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
[ 82%] Building CXX object modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_chesscorners_badarg.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_chesscorners_badarg.cpp.o -MF CMakeFiles/opencv_test_calib3d.dir/test/test_chesscorners_badarg.cpp.o.d -o CMakeFiles/opencv_test_calib3d.dir/test/test_chesscorners_badarg.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_chesscorners_badarg.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 83%] Building CXX object modules/stereo/CMakeFiles/opencv_test_stereo.dir/test/test_main.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stereo && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/stereo/CMakeFiles/opencv_test_stereo.dir/test/test_main.cpp.o -MF CMakeFiles/opencv_test_stereo.dir/test/test_main.cpp.o.d -o CMakeFiles/opencv_test_stereo.dir/test/test_main.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo/test/test_main.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 83%] Building CXX object apps/traincascade/CMakeFiles/opencv_traincascade.dir/cascadeclassifier.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/traincascade && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D__OPENCV_APPS=1 -D__OPENCV_BUILD=1 -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/PRIVATE -I/tmp/guix-build-opencv-3.4.3.drv-0/source/include/opencv -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self  -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-overloaded-virtual -Wno-suggest-override -O2 -g -DNDEBUG -fPIE -MD -MT apps/traincascade/CMakeFiles/opencv_traincascade.dir/cascadeclassifier.cpp.o -MF CMakeFiles/opencv_traincascade.dir/cascadeclassifier.cpp.o.d -o CMakeFiles/opencv_traincascade.dir/cascadeclassifier.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/cascadeclassifier.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 83%] Building CXX object modules/datasets/CMakeFiles/opencv_datasets.dir/src/tr_icdar.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment  -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-implicit-fallthrough -O2 -g -DNDEBUG -fPIC -MD -MT modules/datasets/CMakeFiles/opencv_datasets.dir/src/tr_icdar.cpp.o -MF CMakeFiles/opencv_datasets.dir/src/tr_icdar.cpp.o.d -o CMakeFiles/opencv_datasets.dir/src/tr_icdar.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/src/tr_icdar.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/test/test_normal.cpp: In constructor ‘opencv_test::{anonymous}::Plane::Plane()’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/test/test_normal.cpp:124:23: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  124 |     n = n / cv::norm(n);
      |                       ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/test/test_normal.cpp:36:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/test/test_normal.cpp: In member function ‘void opencv_test::{anonymous}::Plane::set_d(float)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/test/test_normal.cpp:131:29: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  131 |     p = Vec3d(0, 0, d / n[2]);
      |                             ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/test/test_normal.cpp:36:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/test/test_normal.cpp: In function ‘void opencv_test::{anonymous}::gen_points_3d(std::vector<opencv_test::{anonymous}::Plane>&, cv::Mat_<unsigned char>&, cv::Mat&, cv::Mat&, int)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/test/test_normal.cpp:171:63: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  171 |       outp(v, u) = plane.intersection((float)u, (float)v, Kinv);
      |                                                               ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/test/test_normal.cpp:36:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/test/test_normal.cpp:172:26: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  172 |       outn(v, u) = plane.n;
      |                          ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/test/test_normal.cpp:36:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/test/test_normal.cpp: In member function ‘float opencv_test::{anonymous}::CV_RgbdNormalsTest::testit(const cv::Mat&, const cv::Mat&, const cv::rgbd::RgbdNormals&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/test/test_normal.cpp:342:36: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  342 |         vec1 = vec1 / cv::norm(vec1);
      |                                    ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/test/test_normal.cpp:36:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/test/test_normal.cpp:343:36: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  343 |         vec2 = vec2 / cv::norm(vec2);
      |                                    ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/test/test_normal.cpp:36:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
[ 83%] Building CXX object modules/rgbd/CMakeFiles/opencv_test_rgbd.dir/test/test_odometry.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/rgbd && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/rgbd/CMakeFiles/opencv_test_rgbd.dir/test/test_odometry.cpp.o -MF CMakeFiles/opencv_test_rgbd.dir/test/test_odometry.cpp.o.d -o CMakeFiles/opencv_test_rgbd.dir/test/test_odometry.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/test/test_odometry.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 83%] Linking CXX executable ../../bin/opencv_createsamples
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/createsamples && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_createsamples.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG   -Wl,--gc-sections -rdynamic CMakeFiles/opencv_createsamples.dir/createsamples.cpp.o CMakeFiles/opencv_createsamples.dir/utility.cpp.o -o ../../bin/opencv_createsamples  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: -ldl -lm -lpthread -lrt ../../lib/libopencv_objdetect.so.3.4.3 ../../lib/libopencv_calib3d.so.3.4.3 ../../lib/libopencv_features2d.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_flann.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 83%] Built target opencv_createsamples
make  -f modules/aruco/CMakeFiles/opencv_test_aruco.dir/build.make modules/aruco/CMakeFiles/opencv_test_aruco.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/aruco /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/aruco/CMakeFiles/opencv_test_aruco.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/aruco/CMakeFiles/opencv_test_aruco.dir/build.make modules/aruco/CMakeFiles/opencv_test_aruco.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 83%] Building CXX object modules/aruco/CMakeFiles/opencv_test_aruco.dir/test/test_arucodetection.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/aruco && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/aruco/CMakeFiles/opencv_test_aruco.dir/test/test_arucodetection.cpp.o -MF CMakeFiles/opencv_test_aruco.dir/test/test_arucodetection.cpp.o.d -o CMakeFiles/opencv_test_aruco.dir/test/test_arucodetection.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/test/test_arucodetection.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 83%] Building CXX object modules/aruco/CMakeFiles/opencv_test_aruco.dir/test/test_boarddetection.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/aruco && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/aruco/CMakeFiles/opencv_test_aruco.dir/test/test_boarddetection.cpp.o -MF CMakeFiles/opencv_test_aruco.dir/test/test_boarddetection.cpp.o.d -o CMakeFiles/opencv_test_aruco.dir/test/test_boarddetection.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/test/test_boarddetection.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 83%] Building CXX object modules/bgsegm/CMakeFiles/opencv_bgsegm.dir/src/bgfg_subcnt.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bgsegm && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bgsegm -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/bgsegm/CMakeFiles/opencv_bgsegm.dir/src/bgfg_subcnt.cpp.o -MF CMakeFiles/opencv_bgsegm.dir/src/bgfg_subcnt.cpp.o.d -o CMakeFiles/opencv_bgsegm.dir/src/bgfg_subcnt.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm/src/bgfg_subcnt.cpp
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml.hpp:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/boost.h:5,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/cascadeclassifier.h:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/cascadeclassifier.cpp:3:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/cascadeclassifier.cpp: In member function ‘virtual bool CvCascadeParams::read(const cv::FileNode&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/cascadeclassifier.cpp:52:33: warning: implicitly-declared ‘constexpr cv::FileNode& cv::FileNode::operator=(const cv::FileNode&)’ is deprecated [-Wdeprecated-copy]
   52 |     rnode = node[CC_FEATURE_TYPE];
      |                                 ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:60,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/cascadeclassifier.cpp:1:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp:1322:8: note: because ‘cv::FileNode’ has user-provided ‘cv::FileNode::FileNode(const cv::FileNode&)’
 1322 | inline FileNode::FileNode(const FileNode& _node) : fs(_node.fs), node(_node.node) {}
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/cascadeclassifier.cpp: In member function ‘bool CvCascadeClassifier::readParams(const cv::FileNode&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/cascadeclassifier.cpp:391:35: warning: implicitly-declared ‘constexpr cv::FileNode& cv::FileNode::operator=(const cv::FileNode&)’ is deprecated [-Wdeprecated-copy]
  391 |     rnode = node[CC_FEATURE_PARAMS];
      |                                   ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:60,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/cascadeclassifier.cpp:1:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp:1322:8: note: because ‘cv::FileNode’ has user-provided ‘cv::FileNode::FileNode(const cv::FileNode&)’
 1322 | inline FileNode::FileNode(const FileNode& _node) : fs(_node.fs), node(_node.node) {}
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/cascadeclassifier.cpp: In member function ‘bool CvCascadeClassifier::load(std::string)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/cascadeclassifier.cpp:542:40: warning: implicitly-declared ‘constexpr cv::FileNode& cv::FileNode::operator=(const cv::FileNode&)’ is deprecated [-Wdeprecated-copy]
  542 |         node = fs.getFirstTopLevelNode();
      |                                        ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:60,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/cascadeclassifier.cpp:1:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp:1322:8: note: because ‘cv::FileNode’ has user-provided ‘cv::FileNode::FileNode(const cv::FileNode&)’
 1322 | inline FileNode::FileNode(const FileNode& _node) : fs(_node.fs), node(_node.node) {}
      |        ^~~~~~~~
[ 83%] Building CXX object modules/videostab/CMakeFiles/opencv_test_videostab.dir/test/test_motion_estimation.cpp.o
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_chesscorners_badarg.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videostab && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videostab/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videostab/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/videostab/CMakeFiles/opencv_test_videostab.dir/test/test_motion_estimation.cpp.o -MF CMakeFiles/opencv_test_videostab.dir/test/test_motion_estimation.cpp.o.d -o CMakeFiles/opencv_test_videostab.dir/test/test_motion_estimation.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videostab/test/test_motion_estimation.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 83%] Building CXX object modules/bgsegm/CMakeFiles/opencv_bgsegm.dir/src/synthetic_seq.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bgsegm && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bgsegm -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/bgsegm/CMakeFiles/opencv_bgsegm.dir/src/synthetic_seq.cpp.o -MF CMakeFiles/opencv_bgsegm.dir/src/synthetic_seq.cpp.o.d -o CMakeFiles/opencv_bgsegm.dir/src/synthetic_seq.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm/src/synthetic_seq.cpp
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_chesscorners_badarg.cpp: In member function ‘virtual void opencv_test::{anonymous}::CV_ChessboardDetectorBadArgTest::run(int)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_chesscorners_badarg.cpp:131:11: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  131 |     arr = img;
      |           ^~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_chesscorners_badarg.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_chesscorners_badarg.cpp:138:18: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  138 |     drawCorImg = cvdrawCornImg;
      |                  ^~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_chesscorners_badarg.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 83%] Building CXX object apps/traincascade/CMakeFiles/opencv_traincascade.dir/features.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/traincascade && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D__OPENCV_APPS=1 -D__OPENCV_BUILD=1 -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/PRIVATE -I/tmp/guix-build-opencv-3.4.3.drv-0/source/include/opencv -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self  -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-overloaded-virtual -Wno-suggest-override -O2 -g -DNDEBUG -fPIE -MD -MT apps/traincascade/CMakeFiles/opencv_traincascade.dir/features.cpp.o -MF CMakeFiles/opencv_traincascade.dir/features.cpp.o.d -o CMakeFiles/opencv_traincascade.dir/features.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/features.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 83%] Building CXX object apps/traincascade/CMakeFiles/opencv_traincascade.dir/haarfeatures.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/traincascade && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D__OPENCV_APPS=1 -D__OPENCV_BUILD=1 -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/PRIVATE -I/tmp/guix-build-opencv-3.4.3.drv-0/source/include/opencv -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self  -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-overloaded-virtual -Wno-suggest-override -O2 -g -DNDEBUG -fPIE -MD -MT apps/traincascade/CMakeFiles/opencv_traincascade.dir/haarfeatures.cpp.o -MF CMakeFiles/opencv_traincascade.dir/haarfeatures.cpp.o.d -o CMakeFiles/opencv_traincascade.dir/haarfeatures.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/haarfeatures.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 83%] Linking CXX executable ../../bin/opencv_test_stereo
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stereo && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_test_stereo.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG   -Wl,--gc-sections -rdynamic CMakeFiles/opencv_test_stereo.dir/test/test_block_matching.cpp.o CMakeFiles/opencv_test_stereo.dir/test/test_descriptors.cpp.o CMakeFiles/opencv_test_stereo.dir/test/test_main.cpp.o -o ../../bin/opencv_test_stereo  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib ../../lib/libopencv_ts.a ../../lib/libopencv_stereo.so.3.4.3 ../../lib/libopencv_calib3d.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_features2d.so.3.4.3 ../../lib/libopencv_flann.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
[ 83%] Building CXX object modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_chesscorners_timing.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_chesscorners_timing.cpp.o -MF CMakeFiles/opencv_test_calib3d.dir/test/test_chesscorners_timing.cpp.o.d -o CMakeFiles/opencv_test_calib3d.dir/test/test_chesscorners_timing.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_chesscorners_timing.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 83%] Building CXX object modules/structured_light/CMakeFiles/opencv_test_structured_light.dir/test/test_getProjPixel.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/structured_light && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/structured_light/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/phase_unwrapping/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/structured_light/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/structured_light/CMakeFiles/opencv_test_structured_light.dir/test/test_getProjPixel.cpp.o -MF CMakeFiles/opencv_test_structured_light.dir/test/test_getProjPixel.cpp.o.d -o CMakeFiles/opencv_test_structured_light.dir/test/test_getProjPixel.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/structured_light/test/test_getProjPixel.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 83%] Built target opencv_test_stereo
make  -f apps/interactive-calibration/CMakeFiles/opencv_interactive-calibration.dir/build.make apps/interactive-calibration/CMakeFiles/opencv_interactive-calibration.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/interactive-calibration /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/interactive-calibration /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/interactive-calibration/CMakeFiles/opencv_interactive-calibration.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f apps/interactive-calibration/CMakeFiles/opencv_interactive-calibration.dir/build.make apps/interactive-calibration/CMakeFiles/opencv_interactive-calibration.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 83%] Building CXX object apps/interactive-calibration/CMakeFiles/opencv_interactive-calibration.dir/calibController.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/interactive-calibration && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D__OPENCV_APPS=1 -D__OPENCV_BUILD=1 -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/interactive-calibration/PRIVATE -I/tmp/guix-build-opencv-3.4.3.drv-0/source/include/opencv -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT apps/interactive-calibration/CMakeFiles/opencv_interactive-calibration.dir/calibController.cpp.o -MF CMakeFiles/opencv_interactive-calibration.dir/calibController.cpp.o.d -o CMakeFiles/opencv_interactive-calibration.dir/calibController.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/interactive-calibration/calibController.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 83%] Building CXX object modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_compose_rt.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_compose_rt.cpp.o -MF CMakeFiles/opencv_test_calib3d.dir/test/test_compose_rt.cpp.o.d -o CMakeFiles/opencv_test_calib3d.dir/test/test_compose_rt.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_compose_rt.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 83%] Building CXX object modules/datasets/CMakeFiles/opencv_datasets.dir/src/tr_svt.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment  -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-implicit-fallthrough -O2 -g -DNDEBUG -fPIC -MD -MT modules/datasets/CMakeFiles/opencv_datasets.dir/src/tr_svt.cpp.o -MF CMakeFiles/opencv_datasets.dir/src/tr_svt.cpp.o.d -o CMakeFiles/opencv_datasets.dir/src/tr_svt.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/src/tr_svt.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml.hpp:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/boost.h:5,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/cascadeclassifier.h:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/features.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 84%] Building CXX object modules/datasets/CMakeFiles/opencv_datasets.dir/src/track_alov.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment  -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-implicit-fallthrough -O2 -g -DNDEBUG -fPIC -MD -MT modules/datasets/CMakeFiles/opencv_datasets.dir/src/track_alov.cpp.o -MF CMakeFiles/opencv_datasets.dir/src/track_alov.cpp.o.d -o CMakeFiles/opencv_datasets.dir/src/track_alov.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/src/track_alov.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml.hpp:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/boost.h:5,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/cascadeclassifier.h:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/haarfeatures.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 85%] Building CXX object apps/traincascade/CMakeFiles/opencv_traincascade.dir/imagestorage.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/traincascade && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D__OPENCV_APPS=1 -D__OPENCV_BUILD=1 -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/PRIVATE -I/tmp/guix-build-opencv-3.4.3.drv-0/source/include/opencv -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self  -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-overloaded-virtual -Wno-suggest-override -O2 -g -DNDEBUG -fPIE -MD -MT apps/traincascade/CMakeFiles/opencv_traincascade.dir/imagestorage.cpp.o -MF CMakeFiles/opencv_traincascade.dir/imagestorage.cpp.o.d -o CMakeFiles/opencv_traincascade.dir/imagestorage.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/imagestorage.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 85%] Linking CXX shared library ../../lib/libopencv_bgsegm.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bgsegm && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_bgsegm.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_bgsegm.so.3.4 -o ../../lib/libopencv_bgsegm.so.3.4.3 CMakeFiles/opencv_bgsegm.dir/src/bgfg_gaussmix.cpp.o CMakeFiles/opencv_bgsegm.dir/src/bgfg_gmg.cpp.o CMakeFiles/opencv_bgsegm.dir/src/bgfg_gsoc.cpp.o CMakeFiles/opencv_bgsegm.dir/src/bgfg_subcnt.cpp.o CMakeFiles/opencv_bgsegm.dir/src/synthetic_seq.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_video.so.3.4.3 ../../lib/libopencv_calib3d.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_features2d.so.3.4.3 ../../lib/libopencv_flann.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bgsegm && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_bgsegm.so.3.4.3 ../../lib/libopencv_bgsegm.so.3.4 ../../lib/libopencv_bgsegm.so
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 85%] Built target opencv_bgsegm
make  -f modules/stitching/CMakeFiles/opencv_test_stitching.dir/build.make modules/stitching/CMakeFiles/opencv_test_stitching.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching/CMakeFiles/opencv_test_stitching.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/stitching/CMakeFiles/opencv_test_stitching.dir/build.make modules/stitching/CMakeFiles/opencv_test_stitching.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 85%] Building CXX object modules/stitching/CMakeFiles/opencv_test_stitching.dir/test/ocl/test_warpers.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/stitching/CMakeFiles/opencv_test_stitching.dir/test/ocl/test_warpers.cpp.o -MF CMakeFiles/opencv_test_stitching.dir/test/ocl/test_warpers.cpp.o.d -o CMakeFiles/opencv_test_stitching.dir/test/ocl/test_warpers.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/test/ocl/test_warpers.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 85%] Building CXX object modules/rgbd/CMakeFiles/opencv_test_rgbd.dir/test/test_registration.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/rgbd && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/rgbd/CMakeFiles/opencv_test_rgbd.dir/test/test_registration.cpp.o -MF CMakeFiles/opencv_test_rgbd.dir/test/test_registration.cpp.o.d -o CMakeFiles/opencv_test_rgbd.dir/test/test_registration.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/test/test_registration.cpp
[ 85%] Building CXX object apps/traincascade/CMakeFiles/opencv_traincascade.dir/lbpfeatures.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/traincascade && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D__OPENCV_APPS=1 -D__OPENCV_BUILD=1 -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/PRIVATE -I/tmp/guix-build-opencv-3.4.3.drv-0/source/include/opencv -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self  -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-overloaded-virtual -Wno-suggest-override -O2 -g -DNDEBUG -fPIE -MD -MT apps/traincascade/CMakeFiles/opencv_traincascade.dir/lbpfeatures.cpp.o -MF CMakeFiles/opencv_traincascade.dir/lbpfeatures.cpp.o.d -o CMakeFiles/opencv_traincascade.dir/lbpfeatures.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/lbpfeatures.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 85%] Building CXX object modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/edgeaware_filters_common.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/edgeaware_filters_common.cpp.o -MF CMakeFiles/opencv_ximgproc.dir/src/edgeaware_filters_common.cpp.o.d -o CMakeFiles/opencv_ximgproc.dir/src/edgeaware_filters_common.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/edgeaware_filters_common.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 85%] Building CXX object apps/traincascade/CMakeFiles/opencv_traincascade.dir/old_ml_boost.cpp.o
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_chesscorners_timing.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/traincascade && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D__OPENCV_APPS=1 -D__OPENCV_BUILD=1 -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/PRIVATE -I/tmp/guix-build-opencv-3.4.3.drv-0/source/include/opencv -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self  -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-overloaded-virtual -Wno-suggest-override -O2 -g -DNDEBUG -fPIE -MD -MT apps/traincascade/CMakeFiles/opencv_traincascade.dir/old_ml_boost.cpp.o -MF CMakeFiles/opencv_traincascade.dir/old_ml_boost.cpp.o.d -o CMakeFiles/opencv_traincascade.dir/old_ml_boost.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml_boost.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 85%] Building CXX object modules/rgbd/CMakeFiles/opencv_test_rgbd.dir/test/test_utils.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/rgbd && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/rgbd/CMakeFiles/opencv_test_rgbd.dir/test/test_utils.cpp.o -MF CMakeFiles/opencv_test_rgbd.dir/test/test_utils.cpp.o.d -o CMakeFiles/opencv_test_rgbd.dir/test/test_utils.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/test/test_utils.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/imagestorage.cpp:2:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 85%] Building CXX object modules/structured_light/CMakeFiles/opencv_test_structured_light.dir/test/test_main.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/structured_light && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/structured_light/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/phase_unwrapping/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/structured_light/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/structured_light/CMakeFiles/opencv_test_structured_light.dir/test/test_main.cpp.o -MF CMakeFiles/opencv_test_structured_light.dir/test/test_main.cpp.o.d -o CMakeFiles/opencv_test_structured_light.dir/test/test_main.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/structured_light/test/test_main.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 85%] Building CXX object modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_cornerssubpix.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_cornerssubpix.cpp.o -MF CMakeFiles/opencv_test_calib3d.dir/test/test_cornerssubpix.cpp.o.d -o CMakeFiles/opencv_test_calib3d.dir/test/test_cornerssubpix.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cornerssubpix.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 85%] Linking CXX executable ../../bin/opencv_test_videostab
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videostab && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_test_videostab.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG   -Wl,--gc-sections -rdynamic CMakeFiles/opencv_test_videostab.dir/test/test_main.cpp.o CMakeFiles/opencv_test_videostab.dir/test/test_motion_estimation.cpp.o -o ../../bin/opencv_test_videostab  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib ../../lib/libopencv_ts.a ../../lib/libopencv_videostab.so.3.4.3 ../../lib/libopencv_photo.so.3.4.3 ../../lib/libopencv_video.so.3.4.3 ../../lib/libopencv_calib3d.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_features2d.so.3.4.3 ../../lib/libopencv_flann.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml.hpp:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/boost.h:5,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/cascadeclassifier.h:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/lbpfeatures.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 85%] Building CXX object modules/datasets/CMakeFiles/opencv_datasets.dir/src/track_vot.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment  -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-implicit-fallthrough -O2 -g -DNDEBUG -fPIC -MD -MT modules/datasets/CMakeFiles/opencv_datasets.dir/src/track_vot.cpp.o -MF CMakeFiles/opencv_datasets.dir/src/track_vot.cpp.o.d -o CMakeFiles/opencv_datasets.dir/src/track_vot.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/src/track_vot.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 85%] Building CXX object modules/datasets/CMakeFiles/opencv_datasets.dir/src/util.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment  -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-implicit-fallthrough -O2 -g -DNDEBUG -fPIC -MD -MT modules/datasets/CMakeFiles/opencv_datasets.dir/src/util.cpp.o -MF CMakeFiles/opencv_datasets.dir/src/util.cpp.o.d -o CMakeFiles/opencv_datasets.dir/src/util.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/src/util.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/edgeaware_filters_common.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 85%] Built target opencv_test_videostab
make  -f modules/bgsegm/CMakeFiles/opencv_test_bgsegm.dir/build.make modules/bgsegm/CMakeFiles/opencv_test_bgsegm.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bgsegm /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bgsegm/CMakeFiles/opencv_test_bgsegm.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/bgsegm/CMakeFiles/opencv_test_bgsegm.dir/build.make modules/bgsegm/CMakeFiles/opencv_test_bgsegm.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 85%] Building CXX object modules/bgsegm/CMakeFiles/opencv_test_bgsegm.dir/test/test_backgroundsubtractor_gbh.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bgsegm && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/bgsegm/CMakeFiles/opencv_test_bgsegm.dir/test/test_backgroundsubtractor_gbh.cpp.o -MF CMakeFiles/opencv_test_bgsegm.dir/test/test_backgroundsubtractor_gbh.cpp.o.d -o CMakeFiles/opencv_test_bgsegm.dir/test/test_backgroundsubtractor_gbh.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm/test/test_backgroundsubtractor_gbh.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml.hpp:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml_precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml_boost.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 86%] Building CXX object modules/aruco/CMakeFiles/opencv_test_aruco.dir/test/test_charucodetection.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/aruco && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/aruco/CMakeFiles/opencv_test_aruco.dir/test/test_charucodetection.cpp.o -MF CMakeFiles/opencv_test_aruco.dir/test/test_charucodetection.cpp.o.d -o CMakeFiles/opencv_test_aruco.dir/test/test_charucodetection.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/test/test_charucodetection.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml_boost.cpp: In member function ‘virtual void CvBoost::update_weights(CvBoostTree*)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml_boost.cpp:1277:57: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 1277 |             _sample = cvMat( 1, data->var_count, CV_32F );
      |                                                         ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml.hpp:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml_precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml_boost.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml_boost.cpp:1278:54: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 1278 |             _mask = cvMat( 1, data->var_count, CV_8U );
      |                                                      ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml.hpp:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml_precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml_boost.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml_boost.cpp: In member function ‘virtual bool CvBoost::train(const cv::Mat&, int, const cv::Mat&, const cv::Mat&, const cv::Mat&, const cv::Mat&, const cv::Mat&, CvBoostParams, bool)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml_boost.cpp:2125:22: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 2125 |     train_data_hdr = _train_data;
      |                      ^~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml.hpp:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml_precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml_boost.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml_boost.cpp:2127:21: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 2127 |     responses_hdr = _responses;
      |                     ^~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml.hpp:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml_precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml_boost.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/test/ocl/test_warpers.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 86%] Building CXX object apps/interactive-calibration/CMakeFiles/opencv_interactive-calibration.dir/calibPipeline.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/interactive-calibration && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D__OPENCV_APPS=1 -D__OPENCV_BUILD=1 -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/interactive-calibration/PRIVATE -I/tmp/guix-build-opencv-3.4.3.drv-0/source/include/opencv -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT apps/interactive-calibration/CMakeFiles/opencv_interactive-calibration.dir/calibPipeline.cpp.o -MF CMakeFiles/opencv_interactive-calibration.dir/calibPipeline.cpp.o.d -o CMakeFiles/opencv_interactive-calibration.dir/calibPipeline.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/interactive-calibration/calibPipeline.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 86%] Building CXX object apps/traincascade/CMakeFiles/opencv_traincascade.dir/old_ml_data.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/traincascade && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D__OPENCV_APPS=1 -D__OPENCV_BUILD=1 -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/PRIVATE -I/tmp/guix-build-opencv-3.4.3.drv-0/source/include/opencv -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self  -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-overloaded-virtual -Wno-suggest-override -O2 -g -DNDEBUG -fPIE -MD -MT apps/traincascade/CMakeFiles/opencv_traincascade.dir/old_ml_data.cpp.o -MF CMakeFiles/opencv_traincascade.dir/old_ml_data.cpp.o.d -o CMakeFiles/opencv_traincascade.dir/old_ml_data.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml_data.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 86%] Building CXX object modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/edgeboxes.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/edgeboxes.cpp.o -MF CMakeFiles/opencv_ximgproc.dir/src/edgeboxes.cpp.o.d -o CMakeFiles/opencv_ximgproc.dir/src/edgeboxes.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/edgeboxes.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 86%] Building CXX object modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/estimated_covariance.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/estimated_covariance.cpp.o -MF CMakeFiles/opencv_ximgproc.dir/src/estimated_covariance.cpp.o.d -o CMakeFiles/opencv_ximgproc.dir/src/estimated_covariance.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/estimated_covariance.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 86%] Building CXX object modules/stitching/CMakeFiles/opencv_test_stitching.dir/test/test_blenders.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/stitching/CMakeFiles/opencv_test_stitching.dir/test/test_blenders.cpp.o -MF CMakeFiles/opencv_test_stitching.dir/test/test_blenders.cpp.o.d -o CMakeFiles/opencv_test_stitching.dir/test/test_blenders.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/test/test_blenders.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 86%] Building CXX object modules/aruco/CMakeFiles/opencv_test_aruco.dir/test/test_main.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/aruco && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/aruco/CMakeFiles/opencv_test_aruco.dir/test/test_main.cpp.o -MF CMakeFiles/opencv_test_aruco.dir/test/test_main.cpp.o.d -o CMakeFiles/opencv_test_aruco.dir/test/test_main.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/test/test_main.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 86%] Building CXX object modules/aruco/CMakeFiles/opencv_test_aruco.dir/test/test_misc.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/aruco && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/aruco/CMakeFiles/opencv_test_aruco.dir/test/test_misc.cpp.o -MF CMakeFiles/opencv_test_aruco.dir/test/test_misc.cpp.o.d -o CMakeFiles/opencv_test_aruco.dir/test/test_misc.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/test/test_misc.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 86%] Building CXX object modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_decompose_projection.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_decompose_projection.cpp.o -MF CMakeFiles/opencv_test_calib3d.dir/test/test_decompose_projection.cpp.o.d -o CMakeFiles/opencv_test_calib3d.dir/test/test_decompose_projection.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_decompose_projection.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_cornerssubpix.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 86%] Building CXX object modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/fast_hough_transform.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/fast_hough_transform.cpp.o -MF CMakeFiles/opencv_ximgproc.dir/src/fast_hough_transform.cpp.o.d -o CMakeFiles/opencv_ximgproc.dir/src/fast_hough_transform.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/fast_hough_transform.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 87%] Building CXX object modules/structured_light/CMakeFiles/opencv_test_structured_light.dir/test/test_plane.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/structured_light && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/structured_light/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/phase_unwrapping/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/structured_light/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/structured_light/CMakeFiles/opencv_test_structured_light.dir/test/test_plane.cpp.o -MF CMakeFiles/opencv_test_structured_light.dir/test/test_plane.cpp.o.d -o CMakeFiles/opencv_test_structured_light.dir/test/test_plane.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/structured_light/test/test_plane.cpp
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml.hpp:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml_precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml_data.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml_data.cpp: In member function ‘void CvMLData::set_train_test_split(const CvTrainTestSplit*)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml_data.cpp:663:84: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  663 |         *train_sample_idx = cvMat( 1, train_sample_count, CV_32SC1, &sample_idx[0] );
      |                                                                                    ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml.hpp:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml_precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml_data.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml_data.cpp:667:99: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  667 |         *test_sample_idx = cvMat( 1, test_sample_count, CV_32SC1, &sample_idx[train_sample_count] );
      |                                                                                                   ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml.hpp:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml_precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml_data.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/edgeboxes.cpp:50:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 87%] Building CXX object apps/traincascade/CMakeFiles/opencv_traincascade.dir/old_ml_inner_functions.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/traincascade && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D__OPENCV_APPS=1 -D__OPENCV_BUILD=1 -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/PRIVATE -I/tmp/guix-build-opencv-3.4.3.drv-0/source/include/opencv -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self  -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-overloaded-virtual -Wno-suggest-override -O2 -g -DNDEBUG -fPIE -MD -MT apps/traincascade/CMakeFiles/opencv_traincascade.dir/old_ml_inner_functions.cpp.o -MF CMakeFiles/opencv_traincascade.dir/old_ml_inner_functions.cpp.o.d -o CMakeFiles/opencv_traincascade.dir/old_ml_inner_functions.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml_inner_functions.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/estimated_covariance.cpp:52:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 87%] Building CXX object apps/interactive-calibration/CMakeFiles/opencv_interactive-calibration.dir/frameProcessor.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/interactive-calibration && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D__OPENCV_APPS=1 -D__OPENCV_BUILD=1 -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/interactive-calibration/PRIVATE -I/tmp/guix-build-opencv-3.4.3.drv-0/source/include/opencv -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT apps/interactive-calibration/CMakeFiles/opencv_interactive-calibration.dir/frameProcessor.cpp.o -MF CMakeFiles/opencv_interactive-calibration.dir/frameProcessor.cpp.o.d -o CMakeFiles/opencv_interactive-calibration.dir/frameProcessor.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/interactive-calibration/frameProcessor.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/test/test_charucodetection.cpp: In member function ‘virtual void opencv_test::{anonymous}::CV_CharucoDiamondDetection::run(int)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/test/test_charucodetection.cpp:520:87: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  520 |                 diamondObjPoints[0] = Vec3f(-squareLength / 2.f, squareLength / 2.f, 0);
      |                                                                                       ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/test/test_charucodetection.cpp:40:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/test/test_charucodetection.cpp:521:86: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  521 |                 diamondObjPoints[1] = Vec3f(squareLength / 2.f, squareLength / 2.f, 0);
      |                                                                                      ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/test/test_charucodetection.cpp:40:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/test/test_charucodetection.cpp:522:87: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  522 |                 diamondObjPoints[2] = Vec3f(squareLength / 2.f, -squareLength / 2.f, 0);
      |                                                                                       ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/test/test_charucodetection.cpp:40:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/test/test_charucodetection.cpp:523:88: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  523 |                 diamondObjPoints[3] = Vec3f(-squareLength / 2.f, -squareLength / 2.f, 0);
      |                                                                                        ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/test/test_charucodetection.cpp:40:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
[ 87%] Linking CXX executable ../../bin/opencv_test_rgbd
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/rgbd && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_test_rgbd.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG   -Wl,--gc-sections -rdynamic CMakeFiles/opencv_test_rgbd.dir/test/test_main.cpp.o CMakeFiles/opencv_test_rgbd.dir/test/test_normal.cpp.o CMakeFiles/opencv_test_rgbd.dir/test/test_odometry.cpp.o CMakeFiles/opencv_test_rgbd.dir/test/test_registration.cpp.o CMakeFiles/opencv_test_rgbd.dir/test/test_utils.cpp.o -o ../../bin/opencv_test_rgbd  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib ../../lib/libopencv_ts.a ../../lib/libopencv_rgbd.so.3.4.3 ../../lib/libopencv_calib3d.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_features2d.so.3.4.3 ../../lib/libopencv_flann.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
[ 87%] Building CXX object modules/bgsegm/CMakeFiles/opencv_test_bgsegm.dir/test/test_backgroundsubtractor_lsbp.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bgsegm && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/bgsegm/CMakeFiles/opencv_test_bgsegm.dir/test/test_backgroundsubtractor_lsbp.cpp.o -MF CMakeFiles/opencv_test_bgsegm.dir/test/test_backgroundsubtractor_lsbp.cpp.o.d -o CMakeFiles/opencv_test_bgsegm.dir/test/test_backgroundsubtractor_lsbp.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm/test/test_backgroundsubtractor_lsbp.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 87%] Linking CXX shared library ../../lib/libopencv_datasets.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_datasets.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment  -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-implicit-fallthrough -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_datasets.so.3.4 -o ../../lib/libopencv_datasets.so.3.4.3 CMakeFiles/opencv_datasets.dir/src/ar_hmdb.cpp.o CMakeFiles/opencv_datasets.dir/src/ar_sports.cpp.o CMakeFiles/opencv_datasets.dir/src/dataset.cpp.o CMakeFiles/opencv_datasets.dir/src/fr_adience.cpp.o CMakeFiles/opencv_datasets.dir/src/fr_lfw.cpp.o CMakeFiles/opencv_datasets.dir/src/gr_chalearn.cpp.o CMakeFiles/opencv_datasets.dir/src/gr_skig.cpp.o CMakeFiles/opencv_datasets.dir/src/hpe_humaneva.cpp.o CMakeFiles/opencv_datasets.dir/src/hpe_parse.cpp.o CMakeFiles/opencv_datasets.dir/src/ir_affine.cpp.o CMakeFiles/opencv_datasets.dir/src/ir_robot.cpp.o CMakeFiles/opencv_datasets.dir/src/is_bsds.cpp.o CMakeFiles/opencv_datasets.dir/src/is_weizmann.cpp.o CMakeFiles/opencv_datasets.dir/src/msm_epfl.cpp.o CMakeFiles/opencv_datasets.dir/src/msm_middlebury.cpp.o CMakeFiles/opencv_datasets.dir/src/or_imagenet.cpp.o CMakeFiles/opencv_datasets.dir/src/or_mnist.cpp.o CMakeFiles/opencv_datasets.dir/src/or_pascal.cpp.o CMakeFiles/opencv_datasets.dir/src/or_sun.cpp.o CMakeFiles/opencv_datasets.dir/src/pd_caltech.cpp.o CMakeFiles/opencv_datasets.dir/src/pd_inria.cpp.o CMakeFiles/opencv_datasets.dir/src/slam_kitti.cpp.o CMakeFiles/opencv_datasets.dir/src/slam_tumindoor.cpp.o CMakeFiles/opencv_datasets.dir/src/tinyxml2/tinyxml2.cpp.o CMakeFiles/opencv_datasets.dir/src/tr_chars.cpp.o CMakeFiles/opencv_datasets.dir/src/tr_icdar.cpp.o CMakeFiles/opencv_datasets.dir/src/tr_svt.cpp.o CMakeFiles/opencv_datasets.dir/src/track_alov.cpp.o CMakeFiles/opencv_datasets.dir/src/track_vot.cpp.o CMakeFiles/opencv_datasets.dir/src/util.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_text.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_ml.so.3.4.3 ../../lib/libopencv_dnn.so.3.4.3 ../../lib/libopencv_features2d.so.3.4.3 ../../lib/libopencv_flann.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
[ 87%] Building CXX object apps/traincascade/CMakeFiles/opencv_traincascade.dir/old_ml_tree.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/traincascade && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D__OPENCV_APPS=1 -D__OPENCV_BUILD=1 -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/PRIVATE -I/tmp/guix-build-opencv-3.4.3.drv-0/source/include/opencv -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self  -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-overloaded-virtual -Wno-suggest-override -O2 -g -DNDEBUG -fPIE -MD -MT apps/traincascade/CMakeFiles/opencv_traincascade.dir/old_ml_tree.cpp.o -MF CMakeFiles/opencv_traincascade.dir/old_ml_tree.cpp.o.d -o CMakeFiles/opencv_traincascade.dir/old_ml_tree.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml_tree.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_datasets.so.3.4.3 ../../lib/libopencv_datasets.so.3.4 ../../lib/libopencv_datasets.so
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 87%] Built target opencv_datasets
make  -f modules/tracking/CMakeFiles/opencv_tracking.dir/build.make modules/tracking/CMakeFiles/opencv_tracking.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 87%] Processing OpenCL kernels (tracking)
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -DMODULE_NAME=tracking -DCL_DIR=/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/opencl -DOUTPUT=/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking/opencl_kernels_tracking.cpp -P /tmp/guix-build-opencv-3.4.3.drv-0/source/cmake/cl2cpp.cmake
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking/CMakeFiles/opencv_tracking.dir/DependInfo.cmake --color=
[ 87%] Built target opencv_test_rgbd
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/tracking/CMakeFiles/opencv_tracking.dir/build.make modules/tracking/CMakeFiles/opencv_tracking.dir/build
[ 87%] Building CXX object apps/traincascade/CMakeFiles/opencv_traincascade.dir/traincascade.cpp.o
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/fast_hough_transform.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/traincascade && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D__OPENCV_APPS=1 -D__OPENCV_BUILD=1 -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/PRIVATE -I/tmp/guix-build-opencv-3.4.3.drv-0/source/include/opencv -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self  -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-overloaded-virtual -Wno-suggest-override -O2 -g -DNDEBUG -fPIE -MD -MT apps/traincascade/CMakeFiles/opencv_traincascade.dir/traincascade.cpp.o -MF CMakeFiles/opencv_traincascade.dir/traincascade.cpp.o.d -o CMakeFiles/opencv_traincascade.dir/traincascade.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/traincascade.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 88%] Building CXX object modules/tracking/CMakeFiles/opencv_tracking.dir/src/augmented_unscented_kalman.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG -fPIC -MD -MT modules/tracking/CMakeFiles/opencv_tracking.dir/src/augmented_unscented_kalman.cpp.o -MF CMakeFiles/opencv_tracking.dir/src/augmented_unscented_kalman.cpp.o.d -o CMakeFiles/opencv_tracking.dir/src/augmented_unscented_kalman.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/augmented_unscented_kalman.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 88%] Building CXX object modules/bgsegm/CMakeFiles/opencv_test_bgsegm.dir/test/test_main.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bgsegm && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/bgsegm/CMakeFiles/opencv_test_bgsegm.dir/test/test_main.cpp.o -MF CMakeFiles/opencv_test_bgsegm.dir/test/test_main.cpp.o.d -o CMakeFiles/opencv_test_bgsegm.dir/test/test_main.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm/test/test_main.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 88%] Building CXX object modules/tracking/CMakeFiles/opencv_tracking.dir/src/feature.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG -fPIC -MD -MT modules/tracking/CMakeFiles/opencv_tracking.dir/src/feature.cpp.o -MF CMakeFiles/opencv_tracking.dir/src/feature.cpp.o.d -o CMakeFiles/opencv_tracking.dir/src/feature.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/feature.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml.hpp:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml_precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml_inner_functions.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 88%] Building CXX object modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_filter_homography_decomp.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_filter_homography_decomp.cpp.o -MF CMakeFiles/opencv_test_calib3d.dir/test/test_filter_homography_decomp.cpp.o.d -o CMakeFiles/opencv_test_calib3d.dir/test/test_filter_homography_decomp.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_filter_homography_decomp.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/structured_light/test/test_plane.cpp: In member function ‘void opencv_test::{anonymous}::CV_PlaneTest::PlaneBase::UpdateParameters()’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/structured_light/test/test_plane.cpp:114:21: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  114 |       m_ = m_sum_ / K_;
      |                     ^~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/structured_light/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/structured_light/test/test_plane.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/structured_light/test/test_plane.cpp:120:88: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  120 |       n_ = Vec3f(svd.vt.at<float>(2, 0), svd.vt.at<float>(2, 1), svd.vt.at<float>(2, 2));
      |                                                                                        ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/structured_light/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/structured_light/test/test_plane.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:60,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/structured_light/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/structured_light/test/test_plane.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp: In instantiation of ‘void cv::read(const cv::FileNode&, cv::Vec<_Tp, m>&, const cv::Vec<_Tp, m>&) [with _Tp = float; int cn = 4]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp:1240:9:   required from ‘void cv::operator>>(const cv::FileNode&, _Tp&) [with _Tp = cv::Vec<float, 4>]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/structured_light/test/test_plane.cpp:229:32:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp:767:11: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  767 |     value = temp.size() != cn ? default_value : Vec<_Tp, cn>(&temp[0]);
      |     ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/structured_light/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/structured_light/test/test_plane.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:60,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/structured_light/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/structured_light/test/test_plane.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp: In instantiation of ‘void cv::read(const cv::FileNode&, cv::Vec<_Tp, m>&, const cv::Vec<_Tp, m>&) [with _Tp = float; int cn = 3]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp:1240:9:   required from ‘void cv::operator>>(const cv::FileNode&, _Tp&) [with _Tp = cv::Vec<float, 3>]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/structured_light/test/test_plane.cpp:230:15:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp:767:11: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  767 |     value = temp.size() != cn ? default_value : Vec<_Tp, cn>(&temp[0]);
      |     ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/structured_light/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/structured_light/test/test_plane.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
[ 88%] Building CXX object modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_fisheye.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_fisheye.cpp.o -MF CMakeFiles/opencv_test_calib3d.dir/test/test_fisheye.cpp.o.d -o CMakeFiles/opencv_test_calib3d.dir/test/test_fisheye.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_fisheye.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml.hpp:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml_precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml_tree.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 88%] Building CXX object modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_fundam.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_fundam.cpp.o -MF CMakeFiles/opencv_test_calib3d.dir/test/test_fundam.cpp.o.d -o CMakeFiles/opencv_test_calib3d.dir/test/test_fundam.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_fundam.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml_tree.cpp: In member function ‘virtual bool CvDTree::train(const cv::Mat&, int, const cv::Mat&, const cv::Mat&, const cv::Mat&, const cv::Mat&, const cv::Mat&, CvDTreeParams)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml_tree.cpp:1595:22: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 1595 |     train_data_hdr = _train_data;
      |                      ^~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml.hpp:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml_precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml_tree.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml_tree.cpp:1597:21: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
 1597 |     responses_hdr = _responses;
      |                     ^~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml.hpp:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml_precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml_tree.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking.hpp:304,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/augmented_unscented_kalman.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 88%] Building CXX object modules/stitching/CMakeFiles/opencv_test_stitching.dir/test/test_blenders.cuda.cpp.o
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/old_ml.hpp:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/boost.h:5,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/cascadeclassifier.h:9,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade/traincascade.cpp:2:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/stitching/CMakeFiles/opencv_test_stitching.dir/test/test_blenders.cuda.cpp.o -MF CMakeFiles/opencv_test_stitching.dir/test/test_blenders.cuda.cpp.o.d -o CMakeFiles/opencv_test_stitching.dir/test/test_blenders.cuda.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/test/test_blenders.cuda.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 88%] Building CXX object modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_homography.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_homography.cpp.o -MF CMakeFiles/opencv_test_calib3d.dir/test/test_homography.cpp.o.d -o CMakeFiles/opencv_test_calib3d.dir/test/test_homography.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_homography.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 88%] Building CXX object modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_homography_decomp.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_homography_decomp.cpp.o -MF CMakeFiles/opencv_test_calib3d.dir/test/test_homography_decomp.cpp.o.d -o CMakeFiles/opencv_test_calib3d.dir/test/test_homography_decomp.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_homography_decomp.cpp
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking.hpp:304,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/feature.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 88%] Building CXX object modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/fast_line_detector.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/fast_line_detector.cpp.o -MF CMakeFiles/opencv_ximgproc.dir/src/fast_line_detector.cpp.o.d -o CMakeFiles/opencv_ximgproc.dir/src/fast_line_detector.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/fast_line_detector.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 88%] Linking CXX executable ../../bin/opencv_test_aruco
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/aruco && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_test_aruco.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG   -Wl,--gc-sections -rdynamic CMakeFiles/opencv_test_aruco.dir/test/test_arucodetection.cpp.o CMakeFiles/opencv_test_aruco.dir/test/test_boarddetection.cpp.o CMakeFiles/opencv_test_aruco.dir/test/test_charucodetection.cpp.o CMakeFiles/opencv_test_aruco.dir/test/test_main.cpp.o CMakeFiles/opencv_test_aruco.dir/test/test_misc.cpp.o -o ../../bin/opencv_test_aruco  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib ../../lib/libopencv_ts.a ../../lib/libopencv_aruco.so.3.4.3 ../../lib/libopencv_calib3d.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_features2d.so.3.4.3 ../../lib/libopencv_flann.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
[ 88%] Building CXX object modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/fgs_filter.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/fgs_filter.cpp.o -MF CMakeFiles/opencv_ximgproc.dir/src/fgs_filter.cpp.o.d -o CMakeFiles/opencv_ximgproc.dir/src/fgs_filter.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/fgs_filter.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 88%] Built target opencv_test_aruco
[ 89%] Building CXX object modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/fourier_descriptors.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/fourier_descriptors.cpp.o -MF CMakeFiles/opencv_ximgproc.dir/src/fourier_descriptors.cpp.o.d -o CMakeFiles/opencv_ximgproc.dir/src/fourier_descriptors.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/fourier_descriptors.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_fisheye.cpp: In member function ‘virtual void opencv_test::{anonymous}::fisheyeTest_projectPoints_Test::Body()’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_fisheye.cpp:87:45: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
   87 |             pts[k++] = (point - c) * 0.85 + c;
      |                                             ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_precomp.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_fisheye.cpp:95:50: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
   95 |         u2[i] = cv::Vec3d(u1[i][0], u1[i][1], 1.0);
      |                                                  ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_precomp.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_fisheye.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_fundam.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_fundam.cpp: In function ‘int cvtest::cvTsRodrigues(const CvMat*, CvMat*, CvMat*)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_fundam.cpp:188:49: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  188 |                 matJ = cvMat( 9, 3, CV_64FC1, J );
      |                                                 ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_fundam.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_fundam.cpp:194:49: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  194 |                 _t0 = cvMat( 3, 9, CV_64FC1, t0 );
      |                                                 ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_fundam.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_fundam.cpp:199:59: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  199 |                     _t1 = cvMat( 3, 3, CV_64FC1, t0 + i*9 );
      |                                                           ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_fundam.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_fundam.cpp:335:65: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  335 |                 _Jf = cvMat( matJ.rows, matJ.cols, CV_32FC1, Jf );
      |                                                                 ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_fundam.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_fundam.cpp: In function ‘void cvtest::Rodrigues(const cv::Mat&, cv::Mat&, cv::Mat*)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_fundam.cpp:356:17: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  356 |         _jac = *jac;
      |                 ^~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_fundam.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_fundam.cpp: In member function ‘virtual void opencv_test::{anonymous}::CV_RodriguesTest::run_func()’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_fundam.cpp:670:37: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  670 |         v2m_jac = test_mat[OUTPUT][1];
      |                                     ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_fundam.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_fundam.cpp:671:37: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  671 |         m2v_jac = test_mat[OUTPUT][3];
      |                                     ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_fundam.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 89%] Linking CXX executable ../../bin/opencv_test_structured_light
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/structured_light && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_test_structured_light.dir/link.txt --verbose=1
[ 89%] Building CXX object modules/tracking/CMakeFiles/opencv_tracking.dir/src/featureColorName.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG -fPIC -MD -MT modules/tracking/CMakeFiles/opencv_tracking.dir/src/featureColorName.cpp.o -MF CMakeFiles/opencv_tracking.dir/src/featureColorName.cpp.o.d -o CMakeFiles/opencv_tracking.dir/src/featureColorName.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/featureColorName.cpp
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG   -Wl,--gc-sections -rdynamic CMakeFiles/opencv_test_structured_light.dir/test/test_faps.cpp.o CMakeFiles/opencv_test_structured_light.dir/test/test_getProjPixel.cpp.o CMakeFiles/opencv_test_structured_light.dir/test/test_main.cpp.o CMakeFiles/opencv_test_structured_light.dir/test/test_plane.cpp.o -o ../../bin/opencv_test_structured_light  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib ../../lib/libopencv_ts.a ../../lib/libopencv_structured_light.so.3.4.3 ../../lib/libopencv_phase_unwrapping.so.3.4.3 ../../lib/libopencv_calib3d.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_features2d.so.3.4.3 ../../lib/libopencv_flann.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 90%] Building CXX object modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_main.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_main.cpp.o -MF CMakeFiles/opencv_test_calib3d.dir/test/test_main.cpp.o.d -o CMakeFiles/opencv_test_calib3d.dir/test/test_main.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_main.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 90%] Building CXX object apps/interactive-calibration/CMakeFiles/opencv_interactive-calibration.dir/main.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/interactive-calibration && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D__OPENCV_APPS=1 -D__OPENCV_BUILD=1 -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/interactive-calibration/PRIVATE -I/tmp/guix-build-opencv-3.4.3.drv-0/source/include/opencv -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT apps/interactive-calibration/CMakeFiles/opencv_interactive-calibration.dir/main.cpp.o -MF CMakeFiles/opencv_interactive-calibration.dir/main.cpp.o.d -o CMakeFiles/opencv_interactive-calibration.dir/main.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/interactive-calibration/main.cpp
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 90%] Built target opencv_test_structured_light
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 90%] Building CXX object modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_modelest.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_modelest.cpp.o -MF CMakeFiles/opencv_test_calib3d.dir/test/test_modelest.cpp.o.d -o CMakeFiles/opencv_test_calib3d.dir/test/test_modelest.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_modelest.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/fast_line_detector.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_homography_decomp.cpp: In member function ‘void opencv_test::{anonymous}::CV_HomographyDecompTest::buildTestDataSet()’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_homography_decomp.cpp:99:78: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
   99 |          _t = Vec3d(1.826751712278038,  1.264718492450820,  0.195080809998819);
      |                                                                              ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_precomp.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_homography_decomp.cpp:46:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_homography_decomp.cpp:100:76: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
  100 |          _n = Vec3d(0.244875830334816, 0.480857890778889, 0.841909446789566);
      |                                                                            ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_precomp.hpp:10,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_homography_decomp.cpp:46:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
[ 90%] Building CXX object modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/graphsegmentation.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/graphsegmentation.cpp.o -MF CMakeFiles/opencv_ximgproc.dir/src/graphsegmentation.cpp.o.d -o CMakeFiles/opencv_ximgproc.dir/src/graphsegmentation.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/graphsegmentation.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/fgs_filter.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 90%] Linking CXX executable ../../bin/opencv_test_bgsegm
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bgsegm && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_test_bgsegm.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG   -Wl,--gc-sections -rdynamic CMakeFiles/opencv_test_bgsegm.dir/test/test_backgroundsubtractor_gbh.cpp.o CMakeFiles/opencv_test_bgsegm.dir/test/test_backgroundsubtractor_lsbp.cpp.o CMakeFiles/opencv_test_bgsegm.dir/test/test_main.cpp.o -o ../../bin/opencv_test_bgsegm  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib ../../lib/libopencv_ts.a ../../lib/libopencv_bgsegm.so.3.4.3 ../../lib/libopencv_video.so.3.4.3 ../../lib/libopencv_calib3d.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_features2d.so.3.4.3 ../../lib/libopencv_flann.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/fourier_descriptors.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 90%] Building CXX object modules/stitching/CMakeFiles/opencv_test_stitching.dir/test/test_main.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/stitching/CMakeFiles/opencv_test_stitching.dir/test/test_main.cpp.o -MF CMakeFiles/opencv_test_stitching.dir/test/test_main.cpp.o.d -o CMakeFiles/opencv_test_stitching.dir/test/test_main.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/test/test_main.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/fourier_descriptors.cpp: In function ‘void cv::ximgproc::transformFD(cv::InputArray, cv::InputArray, cv::OutputArray, bool)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/fourier_descriptors.cpp:317:54: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
  317 |         Z.at<Vec2d>(j, 0) = Vec2d(zr.real(),zr.imag());
      |                                                      ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/fourier_descriptors.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 90%] Built target opencv_test_bgsegm
[ 90%] Building CXX object modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_posit.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_posit.cpp.o -MF CMakeFiles/opencv_test_calib3d.dir/test/test_posit.cpp.o.d -o CMakeFiles/opencv_test_calib3d.dir/test/test_posit.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_posit.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 90%] Linking CXX executable ../../bin/opencv_traincascade
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/traincascade && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_traincascade.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self  -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-overloaded-virtual -Wno-suggest-override -O2 -g -DNDEBUG   -Wl,--gc-sections -rdynamic CMakeFiles/opencv_traincascade.dir/HOGfeatures.cpp.o CMakeFiles/opencv_traincascade.dir/boost.cpp.o CMakeFiles/opencv_traincascade.dir/cascadeclassifier.cpp.o CMakeFiles/opencv_traincascade.dir/features.cpp.o CMakeFiles/opencv_traincascade.dir/haarfeatures.cpp.o CMakeFiles/opencv_traincascade.dir/imagestorage.cpp.o CMakeFiles/opencv_traincascade.dir/lbpfeatures.cpp.o CMakeFiles/opencv_traincascade.dir/old_ml_boost.cpp.o CMakeFiles/opencv_traincascade.dir/old_ml_data.cpp.o CMakeFiles/opencv_traincascade.dir/old_ml_inner_functions.cpp.o CMakeFiles/opencv_traincascade.dir/old_ml_tree.cpp.o CMakeFiles/opencv_traincascade.dir/traincascade.cpp.o -o ../../bin/opencv_traincascade  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: -ldl -lm -lpthread -lrt ../../lib/libopencv_objdetect.so.3.4.3 ../../lib/libopencv_calib3d.so.3.4.3 ../../lib/libopencv_features2d.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_flann.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
[ 90%] Building CXX object modules/tracking/CMakeFiles/opencv_tracking.dir/src/gtrTracker.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG -fPIC -MD -MT modules/tracking/CMakeFiles/opencv_tracking.dir/src/gtrTracker.cpp.o -MF CMakeFiles/opencv_tracking.dir/src/gtrTracker.cpp.o.d -o CMakeFiles/opencv_tracking.dir/src/gtrTracker.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/gtrTracker.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking.hpp:304,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/featureColorName.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 90%] Built target opencv_traincascade
[ 90%] Building CXX object modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_reproject_image_to_3d.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_reproject_image_to_3d.cpp.o -MF CMakeFiles/opencv_test_calib3d.dir/test/test_reproject_image_to_3d.cpp.o.d -o CMakeFiles/opencv_test_calib3d.dir/test/test_reproject_image_to_3d.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_reproject_image_to_3d.cpp
[ 90%] Building CXX object modules/tracking/CMakeFiles/opencv_tracking.dir/src/gtrUtils.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG -fPIC -MD -MT modules/tracking/CMakeFiles/opencv_tracking.dir/src/gtrUtils.cpp.o -MF CMakeFiles/opencv_tracking.dir/src/gtrUtils.cpp.o.d -o CMakeFiles/opencv_tracking.dir/src/gtrUtils.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/gtrUtils.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/graphsegmentation.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 90%] Building CXX object modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/guided_filter.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/guided_filter.cpp.o -MF CMakeFiles/opencv_ximgproc.dir/src/guided_filter.cpp.o.d -o CMakeFiles/opencv_ximgproc.dir/src/guided_filter.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/guided_filter.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 90%] Building CXX object modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_solvepnp_ransac.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_solvepnp_ransac.cpp.o -MF CMakeFiles/opencv_test_calib3d.dir/test/test_solvepnp_ransac.cpp.o.d -o CMakeFiles/opencv_test_calib3d.dir/test/test_solvepnp_ransac.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_solvepnp_ransac.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 90%] Building CXX object modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_stereomatching.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_stereomatching.cpp.o -MF CMakeFiles/opencv_test_calib3d.dir/test/test_stereomatching.cpp.o.d -o CMakeFiles/opencv_test_calib3d.dir/test/test_stereomatching.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_stereomatching.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 90%] Building CXX object modules/tracking/CMakeFiles/opencv_tracking.dir/src/mosseTracker.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG -fPIC -MD -MT modules/tracking/CMakeFiles/opencv_tracking.dir/src/mosseTracker.cpp.o -MF CMakeFiles/opencv_tracking.dir/src/mosseTracker.cpp.o.d -o CMakeFiles/opencv_tracking.dir/src/mosseTracker.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/mosseTracker.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking.hpp:304,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/gtrTracker.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/gtrTracker.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 90%] Building CXX object modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/joint_bilateral_filter.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/joint_bilateral_filter.cpp.o -MF CMakeFiles/opencv_ximgproc.dir/src/joint_bilateral_filter.cpp.o.d -o CMakeFiles/opencv_ximgproc.dir/src/joint_bilateral_filter.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/joint_bilateral_filter.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 90%] Building CXX object modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/l0_smooth.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/l0_smooth.cpp.o -MF CMakeFiles/opencv_ximgproc.dir/src/l0_smooth.cpp.o.d -o CMakeFiles/opencv_ximgproc.dir/src/l0_smooth.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/l0_smooth.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 90%] Building CXX object modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/lsc.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/lsc.cpp.o -MF CMakeFiles/opencv_ximgproc.dir/src/lsc.cpp.o.d -o CMakeFiles/opencv_ximgproc.dir/src/lsc.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/lsc.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 90%] Building CXX object apps/interactive-calibration/CMakeFiles/opencv_interactive-calibration.dir/parametersController.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/interactive-calibration && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D__OPENCV_APPS=1 -D__OPENCV_BUILD=1 -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/interactive-calibration/PRIVATE -I/tmp/guix-build-opencv-3.4.3.drv-0/source/include/opencv -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT apps/interactive-calibration/CMakeFiles/opencv_interactive-calibration.dir/parametersController.cpp.o -MF CMakeFiles/opencv_interactive-calibration.dir/parametersController.cpp.o.d -o CMakeFiles/opencv_interactive-calibration.dir/parametersController.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/interactive-calibration/parametersController.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_posit.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking.hpp:304,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/gtrUtils.hpp:4,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/gtrUtils.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 90%] Building CXX object modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_undistort.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_undistort.cpp.o -MF CMakeFiles/opencv_test_calib3d.dir/test/test_undistort.cpp.o.d -o CMakeFiles/opencv_test_calib3d.dir/test/test_undistort.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_undistort.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 90%] Building CXX object modules/stitching/CMakeFiles/opencv_test_stitching.dir/test/test_matchers.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/stitching/CMakeFiles/opencv_test_stitching.dir/test/test_matchers.cpp.o -MF CMakeFiles/opencv_test_stitching.dir/test/test_matchers.cpp.o.d -o CMakeFiles/opencv_test_stitching.dir/test/test_matchers.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/test/test_matchers.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include/opencv2/calib3d/calib3d_c.h:47,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_reproject_image_to_3d.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/guided_filter.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 90%] Building CXX object modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_undistort_badarg.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_undistort_badarg.cpp.o -MF CMakeFiles/opencv_test_calib3d.dir/test/test_undistort_badarg.cpp.o.d -o CMakeFiles/opencv_test_calib3d.dir/test/test_undistort_badarg.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_undistort_badarg.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 90%] Building CXX object modules/tracking/CMakeFiles/opencv_tracking.dir/src/multiTracker.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG -fPIC -MD -MT modules/tracking/CMakeFiles/opencv_tracking.dir/src/multiTracker.cpp.o -MF CMakeFiles/opencv_tracking.dir/src/multiTracker.cpp.o.d -o CMakeFiles/opencv_tracking.dir/src/multiTracker.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/multiTracker.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking.hpp:304,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/mosseTracker.cpp:16:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 90%] Building CXX object modules/tracking/CMakeFiles/opencv_tracking.dir/src/multiTracker_alt.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG -fPIC -MD -MT modules/tracking/CMakeFiles/opencv_tracking.dir/src/multiTracker_alt.cpp.o -MF CMakeFiles/opencv_tracking.dir/src/multiTracker_alt.cpp.o.d -o CMakeFiles/opencv_tracking.dir/src/multiTracker_alt.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/multiTracker_alt.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/l0_smooth.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/joint_bilateral_filter.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/lsc.cpp:48:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/joint_bilateral_filter.cpp: In instantiation of ‘void cv::ximgproc::JointBilateralFilter_8u<JointVec, SrcVec>::operator()(const cv::Range&) const [with JointVec = cv::Vec<unsigned char, 3>; SrcVec = cv::Vec<unsigned char, 3>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/joint_bilateral_filter.cpp:231:10:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/joint_bilateral_filter.cpp:262:56: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  262 |                 dst.at<SrcVec>(i - radius, j - radius) = SrcVec(srcSum / wSum);
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/joint_bilateral_filter.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/joint_bilateral_filter.cpp: In instantiation of ‘void cv::ximgproc::JointBilateralFilter_8u<JointVec, SrcVec>::operator()(const cv::Range&) const [with JointVec = cv::Vec<unsigned char, 3>; SrcVec = cv::Vec<unsigned char, 1>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/joint_bilateral_filter.cpp:231:10:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/joint_bilateral_filter.cpp:262:56: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 1>& cv::Vec<unsigned char, 1>::operator=(const cv::Vec<unsigned char, 1>&)’ is deprecated [-Wdeprecated-copy]
  262 |                 dst.at<SrcVec>(i - radius, j - radius) = SrcVec(srcSum / wSum);
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/joint_bilateral_filter.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/joint_bilateral_filter.cpp: In instantiation of ‘void cv::ximgproc::JointBilateralFilter_8u<JointVec, SrcVec>::operator()(const cv::Range&) const [with JointVec = cv::Vec<unsigned char, 1>; SrcVec = cv::Vec<unsigned char, 3>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/joint_bilateral_filter.cpp:231:10:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/joint_bilateral_filter.cpp:262:56: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  262 |                 dst.at<SrcVec>(i - radius, j - radius) = SrcVec(srcSum / wSum);
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/joint_bilateral_filter.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/joint_bilateral_filter.cpp: In instantiation of ‘void cv::ximgproc::JointBilateralFilter_8u<JointVec, SrcVec>::operator()(const cv::Range&) const [with JointVec = cv::Vec<unsigned char, 1>; SrcVec = cv::Vec<unsigned char, 1>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/joint_bilateral_filter.cpp:231:10:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/joint_bilateral_filter.cpp:262:56: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 1>& cv::Vec<unsigned char, 1>::operator=(const cv::Vec<unsigned char, 1>&)’ is deprecated [-Wdeprecated-copy]
  262 |                 dst.at<SrcVec>(i - radius, j - radius) = SrcVec(srcSum / wSum);
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/joint_bilateral_filter.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/joint_bilateral_filter.cpp: In instantiation of ‘void cv::ximgproc::JointBilateralFilter_32f<JointVec, SrcVec>::operator()(const cv::Range&) const [with JointVec = cv::Vec<float, 3>; SrcVec = cv::Vec<float, 3>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/joint_bilateral_filter.cpp:85:10:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/joint_bilateral_filter.cpp:116:56: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  116 |                 dst.at<SrcVec>(i - radius, j - radius) = srcSum / wSum;
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/joint_bilateral_filter.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/joint_bilateral_filter.cpp: In instantiation of ‘void cv::ximgproc::JointBilateralFilter_32f<JointVec, SrcVec>::operator()(const cv::Range&) const [with JointVec = cv::Vec<float, 3>; SrcVec = cv::Vec<float, 1>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/joint_bilateral_filter.cpp:85:10:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/joint_bilateral_filter.cpp:116:56: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  116 |                 dst.at<SrcVec>(i - radius, j - radius) = srcSum / wSum;
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/joint_bilateral_filter.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/joint_bilateral_filter.cpp: In instantiation of ‘void cv::ximgproc::JointBilateralFilter_32f<JointVec, SrcVec>::operator()(const cv::Range&) const [with JointVec = cv::Vec<float, 1>; SrcVec = cv::Vec<float, 3>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/joint_bilateral_filter.cpp:85:10:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/joint_bilateral_filter.cpp:116:56: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  116 |                 dst.at<SrcVec>(i - radius, j - radius) = srcSum / wSum;
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/joint_bilateral_filter.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/joint_bilateral_filter.cpp: In instantiation of ‘void cv::ximgproc::JointBilateralFilter_32f<JointVec, SrcVec>::operator()(const cv::Range&) const [with JointVec = cv::Vec<float, 1>; SrcVec = cv::Vec<float, 1>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/joint_bilateral_filter.cpp:85:10:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/joint_bilateral_filter.cpp:116:56: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  116 |                 dst.at<SrcVec>(i - radius, j - radius) = srcSum / wSum;
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/joint_bilateral_filter.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
[ 90%] Building CXX object modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_undistort_points.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/test/test_undistort_points.cpp.o -MF CMakeFiles/opencv_test_calib3d.dir/test/test_undistort_points.cpp.o.d -o CMakeFiles/opencv_test_calib3d.dir/test/test_undistort_points.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_undistort_points.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking.hpp:304,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/multiTracker.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/multiTracker.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_undistort.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 90%] Building CXX object apps/interactive-calibration/CMakeFiles/opencv_interactive-calibration.dir/rotationConverters.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/interactive-calibration && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D__OPENCV_APPS=1 -D__OPENCV_BUILD=1 -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/apps/interactive-calibration/PRIVATE -I/tmp/guix-build-opencv-3.4.3.drv-0/source/include/opencv -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT apps/interactive-calibration/CMakeFiles/opencv_interactive-calibration.dir/rotationConverters.cpp.o -MF CMakeFiles/opencv_interactive-calibration.dir/rotationConverters.cpp.o.d -o CMakeFiles/opencv_interactive-calibration.dir/rotationConverters.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/interactive-calibration/rotationConverters.cpp
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_undistort.cpp: In member function ‘virtual void opencv_test::{anonymous}::CV_UndistortPointsTest::run_func()’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_undistort.cpp:475:40: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  475 |             _input2 = test_mat[INPUT][2];
      |                                        ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_undistort.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_undistort.cpp:477:40: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  477 |             _input3 = test_mat[INPUT][3];
      |                                        ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_undistort.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_undistort.cpp:479:40: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  479 |             _input4 = test_mat[INPUT][4];
      |                                        ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_undistort.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_undistort.cpp: In member function ‘virtual void opencv_test::{anonymous}::CV_InitUndistortRectifyMapTest::run_func()’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_undistort.cpp:917:39: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  917 |             input2 = test_mat[INPUT][2];
      |                                       ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_undistort.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_undistort.cpp:919:39: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  919 |             input3 = test_mat[INPUT][3];
      |                                       ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_undistort.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_undistort.cpp:921:39: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  921 |             input4 = test_mat[INPUT][4];
      |                                       ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_undistort.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking.hpp:304,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/multiTracker_alt.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 90%] Building CXX object modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/niblack_thresholding.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/niblack_thresholding.cpp.o -MF CMakeFiles/opencv_ximgproc.dir/src/niblack_thresholding.cpp.o.d -o CMakeFiles/opencv_ximgproc.dir/src/niblack_thresholding.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/niblack_thresholding.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 90%] Building CXX object modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/paillou_filter.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/paillou_filter.cpp.o -MF CMakeFiles/opencv_ximgproc.dir/src/paillou_filter.cpp.o.d -o CMakeFiles/opencv_ximgproc.dir/src/paillou_filter.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/paillou_filter.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 90%] Building CXX object modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/peilin.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/peilin.cpp.o -MF CMakeFiles/opencv_ximgproc.dir/src/peilin.cpp.o.d -o CMakeFiles/opencv_ximgproc.dir/src/peilin.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/peilin.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/imgproc_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/test/test_undistort_badarg.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 90%] Building CXX object modules/tracking/CMakeFiles/opencv_tracking.dir/src/onlineBoosting.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG -fPIC -MD -MT modules/tracking/CMakeFiles/opencv_tracking.dir/src/onlineBoosting.cpp.o -MF CMakeFiles/opencv_tracking.dir/src/onlineBoosting.cpp.o.d -o CMakeFiles/opencv_tracking.dir/src/onlineBoosting.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/onlineBoosting.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 90%] Building CXX object modules/tracking/CMakeFiles/opencv_tracking.dir/src/onlineMIL.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG -fPIC -MD -MT modules/tracking/CMakeFiles/opencv_tracking.dir/src/onlineMIL.cpp.o -MF CMakeFiles/opencv_tracking.dir/src/onlineMIL.cpp.o.d -o CMakeFiles/opencv_tracking.dir/src/onlineMIL.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/onlineMIL.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 90%] Building CXX object modules/tracking/CMakeFiles/opencv_tracking.dir/src/tldDataset.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG -fPIC -MD -MT modules/tracking/CMakeFiles/opencv_tracking.dir/src/tldDataset.cpp.o -MF CMakeFiles/opencv_tracking.dir/src/tldDataset.cpp.o.d -o CMakeFiles/opencv_tracking.dir/src/tldDataset.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/tldDataset.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/peilin.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/paillou_filter.cpp:36:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 90%] Building CXX object modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/ridgedetectionfilter.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/ridgedetectionfilter.cpp.o -MF CMakeFiles/opencv_ximgproc.dir/src/ridgedetectionfilter.cpp.o.d -o CMakeFiles/opencv_ximgproc.dir/src/ridgedetectionfilter.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/ridgedetectionfilter.cpp
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/niblack_thresholding.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 90%] Linking CXX executable ../../bin/opencv_interactive-calibration
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/interactive-calibration && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_interactive-calibration.dir/link.txt --verbose=1
[ 90%] Linking CXX executable ../../bin/opencv_test_stitching
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG   -Wl,--gc-sections -rdynamic CMakeFiles/opencv_interactive-calibration.dir/calibController.cpp.o CMakeFiles/opencv_interactive-calibration.dir/calibPipeline.cpp.o CMakeFiles/opencv_interactive-calibration.dir/frameProcessor.cpp.o CMakeFiles/opencv_interactive-calibration.dir/main.cpp.o CMakeFiles/opencv_interactive-calibration.dir/parametersController.cpp.o CMakeFiles/opencv_interactive-calibration.dir/rotationConverters.cpp.o -o ../../bin/opencv_interactive-calibration  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: -ldl -lm -lpthread -lrt ../../lib/libopencv_aruco.so.3.4.3 ../../lib/libopencv_calib3d.so.3.4.3 ../../lib/libopencv_features2d.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_flann.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_test_stitching.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG   -Wl,--gc-sections -rdynamic CMakeFiles/opencv_test_stitching.dir/test/ocl/test_warpers.cpp.o CMakeFiles/opencv_test_stitching.dir/test/test_blenders.cpp.o CMakeFiles/opencv_test_stitching.dir/test/test_blenders.cuda.cpp.o CMakeFiles/opencv_test_stitching.dir/test/test_main.cpp.o CMakeFiles/opencv_test_stitching.dir/test/test_matchers.cpp.o -o ../../bin/opencv_test_stitching  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib ../../lib/libopencv_ts.a ../../lib/libopencv_stitching.so.3.4.3 ../../lib/libopencv_calib3d.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_features2d.so.3.4.3 ../../lib/libopencv_flann.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking.hpp:304,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/onlineBoosting.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 90%] Building CXX object modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/rolling_guidance_filter.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/rolling_guidance_filter.cpp.o -MF CMakeFiles/opencv_ximgproc.dir/src/rolling_guidance_filter.cpp.o.d -o CMakeFiles/opencv_ximgproc.dir/src/rolling_guidance_filter.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/rolling_guidance_filter.cpp
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking.hpp:304,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/onlineMIL.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 90%] Built target opencv_interactive-calibration
[ 91%] Building CXX object modules/tracking/CMakeFiles/opencv_tracking.dir/src/tldDetector.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG -fPIC -MD -MT modules/tracking/CMakeFiles/opencv_tracking.dir/src/tldDetector.cpp.o -MF CMakeFiles/opencv_tracking.dir/src/tldDetector.cpp.o.d -o CMakeFiles/opencv_tracking.dir/src/tldDetector.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/tldDetector.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 92%] Building CXX object modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/seeds.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/seeds.cpp.o -MF CMakeFiles/opencv_ximgproc.dir/src/seeds.cpp.o.d -o CMakeFiles/opencv_ximgproc.dir/src/seeds.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/seeds.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 92%] Built target opencv_test_stitching
[ 92%] Building CXX object modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/selectivesearchsegmentation.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/selectivesearchsegmentation.cpp.o -MF CMakeFiles/opencv_ximgproc.dir/src/selectivesearchsegmentation.cpp.o.d -o CMakeFiles/opencv_ximgproc.dir/src/selectivesearchsegmentation.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/selectivesearchsegmentation.cpp
[ 92%] Building CXX object modules/tracking/CMakeFiles/opencv_tracking.dir/src/tldEnsembleClassifier.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG -fPIC -MD -MT modules/tracking/CMakeFiles/opencv_tracking.dir/src/tldEnsembleClassifier.cpp.o -MF CMakeFiles/opencv_tracking.dir/src/tldEnsembleClassifier.cpp.o.d -o CMakeFiles/opencv_tracking.dir/src/tldEnsembleClassifier.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/tldEnsembleClassifier.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 92%] Building CXX object modules/tracking/CMakeFiles/opencv_tracking.dir/src/tldModel.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG -fPIC -MD -MT modules/tracking/CMakeFiles/opencv_tracking.dir/src/tldModel.cpp.o -MF CMakeFiles/opencv_tracking.dir/src/tldModel.cpp.o.d -o CMakeFiles/opencv_tracking.dir/src/tldModel.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/tldModel.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 92%] Building CXX object modules/tracking/CMakeFiles/opencv_tracking.dir/src/tldTracker.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG -fPIC -MD -MT modules/tracking/CMakeFiles/opencv_tracking.dir/src/tldTracker.cpp.o -MF CMakeFiles/opencv_tracking.dir/src/tldTracker.cpp.o.d -o CMakeFiles/opencv_tracking.dir/src/tldTracker.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/tldTracker.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 92%] Building CXX object modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/slic.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/slic.cpp.o -MF CMakeFiles/opencv_ximgproc.dir/src/slic.cpp.o.d -o CMakeFiles/opencv_ximgproc.dir/src/slic.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/slic.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/ridgedetectionfilter.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 92%] Building CXX object modules/tracking/CMakeFiles/opencv_tracking.dir/src/tldUtils.cpp.o
[ 92%] Building CXX object modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/sparse_match_interpolators.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG -fPIC -MD -MT modules/tracking/CMakeFiles/opencv_tracking.dir/src/tldUtils.cpp.o -MF CMakeFiles/opencv_tracking.dir/src/tldUtils.cpp.o.d -o CMakeFiles/opencv_tracking.dir/src/tldUtils.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/tldUtils.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/sparse_match_interpolators.cpp.o -MF CMakeFiles/opencv_ximgproc.dir/src/sparse_match_interpolators.cpp.o.d -o CMakeFiles/opencv_ximgproc.dir/src/sparse_match_interpolators.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/sparse_match_interpolators.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/rolling_guidance_filter.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking.hpp:304,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/tldDetector.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/tldDetector.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/seeds.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking.hpp:304,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/tldEnsembleClassifier.hpp:43,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/tldEnsembleClassifier.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 92%] Building CXX object modules/tracking/CMakeFiles/opencv_tracking.dir/src/tracker.cpp.o
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/selectivesearchsegmentation.cpp:41:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG -fPIC -MD -MT modules/tracking/CMakeFiles/opencv_tracking.dir/src/tracker.cpp.o -MF CMakeFiles/opencv_tracking.dir/src/tracker.cpp.o.d -o CMakeFiles/opencv_tracking.dir/src/tracker.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/tracker.cpp
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking.hpp:304,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/tldDetector.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/tldModel.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/tldModel.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 92%] Building CXX object modules/tracking/CMakeFiles/opencv_tracking.dir/src/trackerBoosting.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG -fPIC -MD -MT modules/tracking/CMakeFiles/opencv_tracking.dir/src/trackerBoosting.cpp.o -MF CMakeFiles/opencv_tracking.dir/src/trackerBoosting.cpp.o.d -o CMakeFiles/opencv_tracking.dir/src/trackerBoosting.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/trackerBoosting.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 92%] Building CXX object modules/tracking/CMakeFiles/opencv_tracking.dir/src/trackerBoostingModel.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG -fPIC -MD -MT modules/tracking/CMakeFiles/opencv_tracking.dir/src/trackerBoostingModel.cpp.o -MF CMakeFiles/opencv_tracking.dir/src/trackerBoostingModel.cpp.o.d -o CMakeFiles/opencv_tracking.dir/src/trackerBoostingModel.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/trackerBoostingModel.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 92%] Building CXX object modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/structured_edge_detection.cpp.o
[ 92%] Building CXX object modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/thinning.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/structured_edge_detection.cpp.o -MF CMakeFiles/opencv_ximgproc.dir/src/structured_edge_detection.cpp.o.d -o CMakeFiles/opencv_ximgproc.dir/src/structured_edge_detection.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/structured_edge_detection.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/thinning.cpp.o -MF CMakeFiles/opencv_ximgproc.dir/src/thinning.cpp.o.d -o CMakeFiles/opencv_ximgproc.dir/src/thinning.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/thinning.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 92%] Building CXX object modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/weighted_median_filter.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/src/weighted_median_filter.cpp.o -MF CMakeFiles/opencv_ximgproc.dir/src/weighted_median_filter.cpp.o.d -o CMakeFiles/opencv_ximgproc.dir/src/weighted_median_filter.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/weighted_median_filter.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 92%] Linking CXX executable ../../bin/opencv_test_calib3d
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_test_calib3d.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG   -Wl,--gc-sections -rdynamic CMakeFiles/opencv_test_calib3d.dir/test/opencl/test_stereobm.cpp.o CMakeFiles/opencv_test_calib3d.dir/test/test_affine2d_estimator.cpp.o CMakeFiles/opencv_test_calib3d.dir/test/test_affine3.cpp.o CMakeFiles/opencv_test_calib3d.dir/test/test_affine3d_estimator.cpp.o CMakeFiles/opencv_test_calib3d.dir/test/test_affine_partial2d_estimator.cpp.o CMakeFiles/opencv_test_calib3d.dir/test/test_cameracalibration.cpp.o CMakeFiles/opencv_test_calib3d.dir/test/test_cameracalibration_artificial.cpp.o CMakeFiles/opencv_test_calib3d.dir/test/test_cameracalibration_badarg.cpp.o CMakeFiles/opencv_test_calib3d.dir/test/test_cameracalibration_tilt.cpp.o CMakeFiles/opencv_test_calib3d.dir/test/test_chessboardgenerator.cpp.o CMakeFiles/opencv_test_calib3d.dir/test/test_chesscorners.cpp.o CMakeFiles/opencv_test_calib3d.dir/test/test_chesscorners_badarg.cpp.o CMakeFiles/opencv_test_calib3d.dir/test/test_chesscorners_timing.cpp.o CMakeFiles/opencv_test_calib3d.dir/test/test_compose_rt.cpp.o CMakeFiles/opencv_test_calib3d.dir/test/test_cornerssubpix.cpp.o CMakeFiles/opencv_test_calib3d.dir/test/test_decompose_projection.cpp.o CMakeFiles/opencv_test_calib3d.dir/test/test_filter_homography_decomp.cpp.o CMakeFiles/opencv_test_calib3d.dir/test/test_fisheye.cpp.o CMakeFiles/opencv_test_calib3d.dir/test/test_fundam.cpp.o CMakeFiles/opencv_test_calib3d.dir/test/test_homography.cpp.o CMakeFiles/opencv_test_calib3d.dir/test/test_homography_decomp.cpp.o CMakeFiles/opencv_test_calib3d.dir/test/test_main.cpp.o CMakeFiles/opencv_test_calib3d.dir/test/test_modelest.cpp.o CMakeFiles/opencv_test_calib3d.dir/test/test_posit.cpp.o CMakeFiles/opencv_test_calib3d.dir/test/test_reproject_image_to_3d.cpp.o CMakeFiles/opencv_test_calib3d.dir/test/test_solvepnp_ransac.cpp.o CMakeFiles/opencv_test_calib3d.dir/test/test_stereomatching.cpp.o CMakeFiles/opencv_test_calib3d.dir/test/test_undistort.cpp.o CMakeFiles/opencv_test_calib3d.dir/test/test_undistort_badarg.cpp.o CMakeFiles/opencv_test_calib3d.dir/test/test_undistort_points.cpp.o -o ../../bin/opencv_test_calib3d  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib ../../lib/libopencv_ts.a ../../lib/libopencv_calib3d.so.3.4.3 ../../lib/libopencv_features2d.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_flann.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking.hpp:304,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/tldTracker.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/tldTracker.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/slic.cpp:61:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 92%] Building CXX object modules/tracking/CMakeFiles/opencv_tracking.dir/src/trackerCSRT.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG -fPIC -MD -MT modules/tracking/CMakeFiles/opencv_tracking.dir/src/trackerCSRT.cpp.o -MF CMakeFiles/opencv_tracking.dir/src/trackerCSRT.cpp.o.d -o CMakeFiles/opencv_tracking.dir/src/trackerCSRT.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/trackerCSRT.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/sparse_match_interpolators.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking.hpp:304,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/tldUtils.hpp:4,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/tldUtils.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 92%] Built target opencv_test_calib3d
[ 92%] Building CXX object modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/opencl_kernels_ximgproc.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/opencl_kernels_ximgproc.cpp.o -MF CMakeFiles/opencv_ximgproc.dir/opencl_kernels_ximgproc.cpp.o.d -o CMakeFiles/opencv_ximgproc.dir/opencl_kernels_ximgproc.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc/opencl_kernels_ximgproc.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking.hpp:304,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/tracker.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking.hpp:304,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/trackerBoosting.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/thinning.cpp:1:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking.hpp:304,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/trackerBoostingModel.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/trackerBoostingModel.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/weighted_median_filter.cpp:37:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/src/structured_edge_detection.cpp:46:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 92%] Building CXX object modules/tracking/CMakeFiles/opencv_tracking.dir/src/trackerCSRTScaleEstimation.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG -fPIC -MD -MT modules/tracking/CMakeFiles/opencv_tracking.dir/src/trackerCSRTScaleEstimation.cpp.o -MF CMakeFiles/opencv_tracking.dir/src/trackerCSRTScaleEstimation.cpp.o.d -o CMakeFiles/opencv_tracking.dir/src/trackerCSRTScaleEstimation.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/trackerCSRTScaleEstimation.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 93%] Building CXX object modules/tracking/CMakeFiles/opencv_tracking.dir/src/trackerCSRTSegmentation.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG -fPIC -MD -MT modules/tracking/CMakeFiles/opencv_tracking.dir/src/trackerCSRTSegmentation.cpp.o -MF CMakeFiles/opencv_tracking.dir/src/trackerCSRTSegmentation.cpp.o.d -o CMakeFiles/opencv_tracking.dir/src/trackerCSRTSegmentation.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/trackerCSRTSegmentation.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 93%] Building CXX object modules/tracking/CMakeFiles/opencv_tracking.dir/src/trackerCSRTUtils.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG -fPIC -MD -MT modules/tracking/CMakeFiles/opencv_tracking.dir/src/trackerCSRTUtils.cpp.o -MF CMakeFiles/opencv_tracking.dir/src/trackerCSRTUtils.cpp.o.d -o CMakeFiles/opencv_tracking.dir/src/trackerCSRTUtils.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/trackerCSRTUtils.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 93%] Building CXX object modules/tracking/CMakeFiles/opencv_tracking.dir/src/trackerFeatureSet.cpp.o
[ 93%] Building CXX object modules/tracking/CMakeFiles/opencv_tracking.dir/src/trackerFeature.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG -fPIC -MD -MT modules/tracking/CMakeFiles/opencv_tracking.dir/src/trackerFeature.cpp.o -MF CMakeFiles/opencv_tracking.dir/src/trackerFeature.cpp.o.d -o CMakeFiles/opencv_tracking.dir/src/trackerFeature.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/trackerFeature.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG -fPIC -MD -MT modules/tracking/CMakeFiles/opencv_tracking.dir/src/trackerFeatureSet.cpp.o -MF CMakeFiles/opencv_tracking.dir/src/trackerFeatureSet.cpp.o.d -o CMakeFiles/opencv_tracking.dir/src/trackerFeatureSet.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/trackerFeatureSet.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 93%] Building CXX object modules/tracking/CMakeFiles/opencv_tracking.dir/src/trackerKCF.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG -fPIC -MD -MT modules/tracking/CMakeFiles/opencv_tracking.dir/src/trackerKCF.cpp.o -MF CMakeFiles/opencv_tracking.dir/src/trackerKCF.cpp.o.d -o CMakeFiles/opencv_tracking.dir/src/trackerKCF.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/trackerKCF.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 93%] Building CXX object modules/tracking/CMakeFiles/opencv_tracking.dir/src/trackerMIL.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG -fPIC -MD -MT modules/tracking/CMakeFiles/opencv_tracking.dir/src/trackerMIL.cpp.o -MF CMakeFiles/opencv_tracking.dir/src/trackerMIL.cpp.o.d -o CMakeFiles/opencv_tracking.dir/src/trackerMIL.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/trackerMIL.cpp
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking.hpp:304,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/trackerCSRT.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 93%] Building CXX object modules/tracking/CMakeFiles/opencv_tracking.dir/src/trackerMILModel.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG -fPIC -MD -MT modules/tracking/CMakeFiles/opencv_tracking.dir/src/trackerMILModel.cpp.o -MF CMakeFiles/opencv_tracking.dir/src/trackerMILModel.cpp.o.d -o CMakeFiles/opencv_tracking.dir/src/trackerMILModel.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/trackerMILModel.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 93%] Building CXX object modules/tracking/CMakeFiles/opencv_tracking.dir/src/trackerMedianFlow.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG -fPIC -MD -MT modules/tracking/CMakeFiles/opencv_tracking.dir/src/trackerMedianFlow.cpp.o -MF CMakeFiles/opencv_tracking.dir/src/trackerMedianFlow.cpp.o.d -o CMakeFiles/opencv_tracking.dir/src/trackerMedianFlow.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/trackerMedianFlow.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 93%] Building CXX object modules/tracking/CMakeFiles/opencv_tracking.dir/src/trackerModel.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG -fPIC -MD -MT modules/tracking/CMakeFiles/opencv_tracking.dir/src/trackerModel.cpp.o -MF CMakeFiles/opencv_tracking.dir/src/trackerModel.cpp.o.d -o CMakeFiles/opencv_tracking.dir/src/trackerModel.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/trackerModel.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 93%] Building CXX object modules/tracking/CMakeFiles/opencv_tracking.dir/src/trackerSampler.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG -fPIC -MD -MT modules/tracking/CMakeFiles/opencv_tracking.dir/src/trackerSampler.cpp.o -MF CMakeFiles/opencv_tracking.dir/src/trackerSampler.cpp.o.d -o CMakeFiles/opencv_tracking.dir/src/trackerSampler.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/trackerSampler.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking.hpp:304,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/trackerCSRTSegmentation.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 94%] Building CXX object modules/tracking/CMakeFiles/opencv_tracking.dir/src/trackerSamplerAlgorithm.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG -fPIC -MD -MT modules/tracking/CMakeFiles/opencv_tracking.dir/src/trackerSamplerAlgorithm.cpp.o -MF CMakeFiles/opencv_tracking.dir/src/trackerSamplerAlgorithm.cpp.o.d -o CMakeFiles/opencv_tracking.dir/src/trackerSamplerAlgorithm.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/trackerSamplerAlgorithm.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking.hpp:304,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/trackerCSRTScaleEstimation.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking.hpp:304,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/trackerCSRTUtils.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking.hpp:304,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/trackerFeatureSet.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking.hpp:304,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/trackerFeature.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking.hpp:304,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/trackerKCF.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/trackerCSRTUtils.cpp: In function ‘std::vector<cv::Mat> cv::get_features_cn(const cv::Mat&, const Size&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/trackerCSRTUtils.cpp:507:43: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  507 |             pixel=patch_data.at<Vec3b>(i,j);
      |                                           ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking.hpp:304,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/trackerCSRTUtils.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking.hpp:304,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/trackerMIL.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/trackerKCF.cpp: In member function ‘void cv::TrackerKCFImpl::extractCN(cv::Mat, cv::Mat&) const’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/trackerKCF.cpp:756:39: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  756 |         pixel=patch_data.at<Vec3b>(i,j);
      |                                       ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking.hpp:304,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/trackerKCF.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking.hpp:304,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/trackerMedianFlow.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking.hpp:304,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/trackerMILModel.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 94%] Building CXX object modules/tracking/CMakeFiles/opencv_tracking.dir/src/trackerStateEstimator.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG -fPIC -MD -MT modules/tracking/CMakeFiles/opencv_tracking.dir/src/trackerStateEstimator.cpp.o -MF CMakeFiles/opencv_tracking.dir/src/trackerStateEstimator.cpp.o.d -o CMakeFiles/opencv_tracking.dir/src/trackerStateEstimator.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/trackerStateEstimator.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 94%] Building CXX object modules/tracking/CMakeFiles/opencv_tracking.dir/src/tracking_utils.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG -fPIC -MD -MT modules/tracking/CMakeFiles/opencv_tracking.dir/src/tracking_utils.cpp.o -MF CMakeFiles/opencv_tracking.dir/src/tracking_utils.cpp.o.d -o CMakeFiles/opencv_tracking.dir/src/tracking_utils.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/tracking_utils.cpp
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking.hpp:304,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/trackerModel.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking.hpp:304,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/trackerSampler.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking.hpp:304,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/trackerSamplerAlgorithm.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 94%] Building CXX object modules/tracking/CMakeFiles/opencv_tracking.dir/src/unscented_kalman.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG -fPIC -MD -MT modules/tracking/CMakeFiles/opencv_tracking.dir/src/unscented_kalman.cpp.o -MF CMakeFiles/opencv_tracking.dir/src/unscented_kalman.cpp.o.d -o CMakeFiles/opencv_tracking.dir/src/unscented_kalman.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/unscented_kalman.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 94%] Building CXX object modules/tracking/CMakeFiles/opencv_tracking.dir/opencl_kernels_tracking.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG -fPIC -MD -MT modules/tracking/CMakeFiles/opencv_tracking.dir/opencl_kernels_tracking.cpp.o -MF CMakeFiles/opencv_tracking.dir/opencl_kernels_tracking.cpp.o.d -o CMakeFiles/opencv_tracking.dir/opencl_kernels_tracking.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking/opencl_kernels_tracking.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 94%] Linking CXX shared library ../../lib/libopencv_ximgproc.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_ximgproc.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_ximgproc.so.3.4 -o ../../lib/libopencv_ximgproc.so.3.4.3 CMakeFiles/opencv_ximgproc.dir/src/adaptive_manifold_filter_n.cpp.o CMakeFiles/opencv_ximgproc.dir/src/anisodiff.cpp.o CMakeFiles/opencv_ximgproc.dir/src/bilateral_texture_filter.cpp.o CMakeFiles/opencv_ximgproc.dir/src/brightedges.cpp.o CMakeFiles/opencv_ximgproc.dir/src/deriche_filter.cpp.o CMakeFiles/opencv_ximgproc.dir/src/disparity_filters.cpp.o CMakeFiles/opencv_ximgproc.dir/src/domain_transform.cpp.o CMakeFiles/opencv_ximgproc.dir/src/dtfilter_cpu.cpp.o CMakeFiles/opencv_ximgproc.dir/src/edgeaware_filters_common.cpp.o CMakeFiles/opencv_ximgproc.dir/src/edgeboxes.cpp.o CMakeFiles/opencv_ximgproc.dir/src/estimated_covariance.cpp.o CMakeFiles/opencv_ximgproc.dir/src/fast_hough_transform.cpp.o CMakeFiles/opencv_ximgproc.dir/src/fast_line_detector.cpp.o CMakeFiles/opencv_ximgproc.dir/src/fgs_filter.cpp.o CMakeFiles/opencv_ximgproc.dir/src/fourier_descriptors.cpp.o CMakeFiles/opencv_ximgproc.dir/src/graphsegmentation.cpp.o CMakeFiles/opencv_ximgproc.dir/src/guided_filter.cpp.o CMakeFiles/opencv_ximgproc.dir/src/joint_bilateral_filter.cpp.o CMakeFiles/opencv_ximgproc.dir/src/l0_smooth.cpp.o CMakeFiles/opencv_ximgproc.dir/src/lsc.cpp.o CMakeFiles/opencv_ximgproc.dir/src/niblack_thresholding.cpp.o CMakeFiles/opencv_ximgproc.dir/src/paillou_filter.cpp.o CMakeFiles/opencv_ximgproc.dir/src/peilin.cpp.o CMakeFiles/opencv_ximgproc.dir/src/ridgedetectionfilter.cpp.o CMakeFiles/opencv_ximgproc.dir/src/rolling_guidance_filter.cpp.o CMakeFiles/opencv_ximgproc.dir/src/seeds.cpp.o CMakeFiles/opencv_ximgproc.dir/src/selectivesearchsegmentation.cpp.o CMakeFiles/opencv_ximgproc.dir/src/slic.cpp.o CMakeFiles/opencv_ximgproc.dir/src/sparse_match_interpolators.cpp.o CMakeFiles/opencv_ximgproc.dir/src/structured_edge_detection.cpp.o CMakeFiles/opencv_ximgproc.dir/src/thinning.cpp.o CMakeFiles/opencv_ximgproc.dir/src/weighted_median_filter.cpp.o CMakeFiles/opencv_ximgproc.dir/opencl_kernels_ximgproc.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_calib3d.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_features2d.so.3.4.3 ../../lib/libopencv_flann.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_ximgproc.so.3.4.3 ../../lib/libopencv_ximgproc.so.3.4 ../../lib/libopencv_ximgproc.so
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking.hpp:304,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/trackerStateEstimator.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 94%] Built target opencv_ximgproc
make  -f modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/build.make modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/depend
make  -f modules/optflow/CMakeFiles/opencv_optflow.dir/build.make modules/optflow/CMakeFiles/opencv_optflow.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/DependInfo.cmake --color=
[ 95%] Processing OpenCL kernels (optflow)
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/optflow && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -DMODULE_NAME=optflow -DCL_DIR=/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/src/opencl -DOUTPUT=/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/optflow/opencl_kernels_optflow.cpp -P /tmp/guix-build-opencv-3.4.3.drv-0/source/cmake/cl2cpp.cmake
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/build.make modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/optflow /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/optflow/CMakeFiles/opencv_optflow.dir/DependInfo.cmake --color=
[ 95%] Building CXX object modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/test/test_adaptive_manifold.cpp.o
[ 95%] Building CXX object modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/test/test_adaptive_manifold_ref_impl.cpp.o
[ 95%] Building CXX object modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/test/test_bilateral_texture_filter.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/test/test_adaptive_manifold.cpp.o -MF CMakeFiles/opencv_test_ximgproc.dir/test/test_adaptive_manifold.cpp.o.d -o CMakeFiles/opencv_test_ximgproc.dir/test/test_adaptive_manifold.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_adaptive_manifold.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/test/test_adaptive_manifold_ref_impl.cpp.o -MF CMakeFiles/opencv_test_ximgproc.dir/test/test_adaptive_manifold_ref_impl.cpp.o.d -o CMakeFiles/opencv_test_ximgproc.dir/test/test_adaptive_manifold_ref_impl.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_adaptive_manifold_ref_impl.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/test/test_bilateral_texture_filter.cpp.o -MF CMakeFiles/opencv_test_ximgproc.dir/test/test_bilateral_texture_filter.cpp.o.d -o CMakeFiles/opencv_test_ximgproc.dir/test/test_bilateral_texture_filter.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_bilateral_texture_filter.cpp
[ 95%] Building CXX object modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/test/test_anisodiff.cpp.o
[ 96%] Building CXX object modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/test/test_disparity_wls_filter.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/test/test_anisodiff.cpp.o -MF CMakeFiles/opencv_test_ximgproc.dir/test/test_anisodiff.cpp.o.d -o CMakeFiles/opencv_test_ximgproc.dir/test/test_anisodiff.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_anisodiff.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/test/test_disparity_wls_filter.cpp.o -MF CMakeFiles/opencv_test_ximgproc.dir/test/test_disparity_wls_filter.cpp.o.d -o CMakeFiles/opencv_test_ximgproc.dir/test/test_disparity_wls_filter.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_disparity_wls_filter.cpp
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 96%] Building CXX object modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/test/test_domain_transform.cpp.o
make  -f modules/optflow/CMakeFiles/opencv_optflow.dir/build.make modules/optflow/CMakeFiles/opencv_optflow.dir/build
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/test/test_domain_transform.cpp.o -MF CMakeFiles/opencv_test_ximgproc.dir/test/test_domain_transform.cpp.o.d -o CMakeFiles/opencv_test_ximgproc.dir/test/test_domain_transform.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_domain_transform.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 96%] Building CXX object modules/optflow/CMakeFiles/opencv_optflow.dir/src/deepflow.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/optflow && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/optflow -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/optflow/CMakeFiles/opencv_optflow.dir/src/deepflow.cpp.o -MF CMakeFiles/opencv_optflow.dir/src/deepflow.cpp.o.d -o CMakeFiles/opencv_optflow.dir/src/deepflow.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/src/deepflow.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking.hpp:304,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/tracking_utils.hpp:6,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/tracking_utils.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking.hpp:304,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/precomp.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/src/unscented_kalman.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 96%] Building CXX object modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/test/test_fast_hough_transform.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/test/test_fast_hough_transform.cpp.o -MF CMakeFiles/opencv_test_ximgproc.dir/test/test_fast_hough_transform.cpp.o.d -o CMakeFiles/opencv_test_ximgproc.dir/test/test_fast_hough_transform.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_fast_hough_transform.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 96%] Building CXX object modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/test/test_fgs_filter.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/test/test_fgs_filter.cpp.o -MF CMakeFiles/opencv_test_ximgproc.dir/test/test_fgs_filter.cpp.o.d -o CMakeFiles/opencv_test_ximgproc.dir/test/test_fgs_filter.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_fgs_filter.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 96%] Building CXX object modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/test/test_fld.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/test/test_fld.cpp.o -MF CMakeFiles/opencv_test_ximgproc.dir/test/test_fld.cpp.o.d -o CMakeFiles/opencv_test_ximgproc.dir/test/test_fld.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_fld.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 96%] Building CXX object modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/test/test_guided_filter.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/test/test_guided_filter.cpp.o -MF CMakeFiles/opencv_test_ximgproc.dir/test/test_guided_filter.cpp.o.d -o CMakeFiles/opencv_test_ximgproc.dir/test/test_guided_filter.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_guided_filter.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 96%] Building CXX object modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/test/test_joint_bilateral_filter.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/test/test_joint_bilateral_filter.cpp.o -MF CMakeFiles/opencv_test_ximgproc.dir/test/test_joint_bilateral_filter.cpp.o.d -o CMakeFiles/opencv_test_ximgproc.dir/test/test_joint_bilateral_filter.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_joint_bilateral_filter.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 96%] Building CXX object modules/optflow/CMakeFiles/opencv_optflow.dir/src/dis_flow.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/optflow && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/optflow -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/optflow/CMakeFiles/opencv_optflow.dir/src/dis_flow.cpp.o -MF CMakeFiles/opencv_optflow.dir/src/dis_flow.cpp.o.d -o CMakeFiles/opencv_optflow.dir/src/dis_flow.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/src/dis_flow.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 96%] Building CXX object modules/optflow/CMakeFiles/opencv_optflow.dir/src/interfaces.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/optflow && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/optflow -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/optflow/CMakeFiles/opencv_optflow.dir/src/interfaces.cpp.o -MF CMakeFiles/opencv_optflow.dir/src/interfaces.cpp.o.d -o CMakeFiles/opencv_optflow.dir/src/interfaces.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/src/interfaces.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_adaptive_manifold_ref_impl.cpp: In function ‘void opencv_test::{anonymous}::catCn(const cv::Mat_<cv::Point3_<float> >&, const cv::Mat_<float>&, cv::Mat_<cv::Vec<float, 4> >&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_adaptive_manifold_ref_impl.cpp:509:68: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  509 |                 dst_row[x] = Vec4f(a_val.x, a_val.y, a_val.z, b_val);
      |                                                                    ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include/opencv2/ximgproc/edge_filter.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include/opencv2/ximgproc.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_adaptive_manifold_ref_impl.cpp:28:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_adaptive_manifold_ref_impl.cpp: In function ‘void opencv_test::{anonymous}::TransformedDomainRecursiveFilter(const cv::Mat_<cv::Vec<float, 4> >&, const cv::Mat_<float>&, const cv::Mat_<float>&, cv::Mat_<cv::Vec<float, 4> >&, float, opencv_test::{anonymous}::Buf&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_adaptive_manifold_ref_impl.cpp:584:30: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  584 |                 dst_row[x] = dst_cur_val;
      |                              ^~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include/opencv2/ximgproc/edge_filter.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include/opencv2/ximgproc.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_adaptive_manifold_ref_impl.cpp:28:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_adaptive_manifold_ref_impl.cpp:598:30: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  598 |                 dst_row[x] = dst_cur_val;
      |                              ^~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include/opencv2/ximgproc/edge_filter.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include/opencv2/ximgproc.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_adaptive_manifold_ref_impl.cpp:28:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_adaptive_manifold_ref_impl.cpp:629:34: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  629 |                 dst_cur_row[x] = dst_cur_val;
      |                                  ^~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include/opencv2/ximgproc/edge_filter.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include/opencv2/ximgproc.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_adaptive_manifold_ref_impl.cpp:28:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_adaptive_manifold_ref_impl.cpp:650:34: warning: implicitly-declared ‘constexpr cv::Vec<float, 4>& cv::Vec<float, 4>::operator=(const cv::Vec<float, 4>&)’ is deprecated [-Wdeprecated-copy]
  650 |                 dst_cur_row[x] = dst_cur_val;
      |                                  ^~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include/opencv2/ximgproc/edge_filter.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include/opencv2/ximgproc.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_adaptive_manifold_ref_impl.cpp:28:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:73,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_disparity_wls_filter.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h: In instantiation of ‘testing::internal::CartesianProductHolder5<Generator1, Generator2, Generator3, Generator4, Generator5>::CartesianProductHolder5(const Generator1&, const Generator2&, const Generator3&, const Generator4&, const Generator5&) [with Generator1 = testing::internal::ValueArray2<cv::Size_<int>, cv::Size_<int> >; Generator2 = testing::internal::ParamGenerator<opencv_test::{anonymous}::{anonymous}::SrcTypes>; Generator3 = testing::internal::ParamGenerator<opencv_test::{anonymous}::{anonymous}::GuideTypes>; Generator4 = testing::internal::ValueArray2<bool, bool>; Generator5 = testing::internal::ValueArray2<bool, bool>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:18130:20:   required from ‘testing::internal::CartesianProductHolder5<Generator1, Generator2, Generator3, Generator4, Generator5> testing::Combine(const Generator1&, const Generator2&, const Generator3&, const Generator4&, const Generator5&) [with Generator1 = testing::internal::ValueArray2<cv::Size_<int>, cv::Size_<int> >; Generator2 = testing::internal::ParamGenerator<opencv_test::{anonymous}::{anonymous}::SrcTypes>; Generator3 = testing::internal::ParamGenerator<opencv_test::{anonymous}::{anonymous}::GuideTypes>; Generator4 = testing::internal::ValueArray2<bool, bool>; Generator5 = testing::internal::ValueArray2<bool, bool>]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_disparity_wls_filter.cpp:114:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16789:51: warning: implicitly-declared ‘testing::internal::ValueArray2<cv::Size_<int>, cv::Size_<int> >::ValueArray2(const testing::internal::ValueArray2<cv::Size_<int>, cv::Size_<int> >&)’ is deprecated [-Wdeprecated-copy]
16789 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4), g5_(g5) {}
      |                                                   ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<cv::Size_<int>, cv::Size_<int> >’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = cv::Size_<int>; T2 = cv::Size_<int>]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16789:51: warning: implicitly-declared ‘constexpr testing::internal::ValueArray2<bool, bool>::ValueArray2(const testing::internal::ValueArray2<bool, bool>&)’ is deprecated [-Wdeprecated-copy]
16789 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4), g5_(g5) {}
      |                                                   ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<bool, bool>’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = bool; T2 = bool]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16789:51: warning: implicitly-declared ‘constexpr testing::internal::ValueArray2<bool, bool>::ValueArray2(const testing::internal::ValueArray2<bool, bool>&)’ is deprecated [-Wdeprecated-copy]
16789 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4), g5_(g5) {}
      |                                                   ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<bool, bool>’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = bool; T2 = bool]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:73,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_bilateral_texture_filter.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h: In instantiation of ‘testing::internal::CartesianProductHolder5<Generator1, Generator2, Generator3, Generator4, Generator5>::CartesianProductHolder5(const Generator1&, const Generator2&, const Generator3&, const Generator4&, const Generator5&) [with Generator1 = testing::internal::ValueArray1<int>; Generator2 = testing::internal::ValueArray1<double>; Generator3 = testing::internal::ValueArray1<double>; Generator4 = testing::internal::ValueArray2<int, int>; Generator5 = testing::internal::ValueArray2<int, int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:18130:20:   required from ‘testing::internal::CartesianProductHolder5<Generator1, Generator2, Generator3, Generator4, Generator5> testing::Combine(const Generator1&, const Generator2&, const Generator3&, const Generator4&, const Generator5&) [with Generator1 = testing::internal::ValueArray1<int>; Generator2 = testing::internal::ValueArray1<double>; Generator3 = testing::internal::ValueArray1<double>; Generator4 = testing::internal::ValueArray2<int, int>; Generator5 = testing::internal::ValueArray2<int, int>]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_bilateral_texture_filter.cpp:89:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16789:51: warning: implicitly-declared ‘constexpr testing::internal::ValueArray1<int>::ValueArray1(const testing::internal::ValueArray1<int>&)’ is deprecated [-Wdeprecated-copy]
16789 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4), g5_(g5) {}
      |                                                   ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11962:8: note: because ‘testing::internal::ValueArray1<int>’ has user-provided ‘void testing::internal::ValueArray1<T1>::operator=(const testing::internal::ValueArray1<T1>&) [with T1 = int]’
11962 |   void operator=(const ValueArray1& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16789:51: warning: implicitly-declared ‘constexpr testing::internal::ValueArray1<double>::ValueArray1(const testing::internal::ValueArray1<double>&)’ is deprecated [-Wdeprecated-copy]
16789 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4), g5_(g5) {}
      |                                                   ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11962:8: note: because ‘testing::internal::ValueArray1<double>’ has user-provided ‘void testing::internal::ValueArray1<T1>::operator=(const testing::internal::ValueArray1<T1>&) [with T1 = double]’
11962 |   void operator=(const ValueArray1& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16789:51: warning: implicitly-declared ‘constexpr testing::internal::ValueArray1<double>::ValueArray1(const testing::internal::ValueArray1<double>&)’ is deprecated [-Wdeprecated-copy]
16789 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4), g5_(g5) {}
      |                                                   ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11962:8: note: because ‘testing::internal::ValueArray1<double>’ has user-provided ‘void testing::internal::ValueArray1<T1>::operator=(const testing::internal::ValueArray1<T1>&) [with T1 = double]’
11962 |   void operator=(const ValueArray1& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16789:51: warning: implicitly-declared ‘constexpr testing::internal::ValueArray2<int, int>::ValueArray2(const testing::internal::ValueArray2<int, int>&)’ is deprecated [-Wdeprecated-copy]
16789 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4), g5_(g5) {}
      |                                                   ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<int, int>’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = int; T2 = int]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16789:51: warning: implicitly-declared ‘constexpr testing::internal::ValueArray2<int, int>::ValueArray2(const testing::internal::ValueArray2<int, int>&)’ is deprecated [-Wdeprecated-copy]
16789 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4), g5_(g5) {}
      |                                                   ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<int, int>’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = int; T2 = int]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:73,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_adaptive_manifold.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h: In instantiation of ‘testing::internal::CartesianProductHolder2<Generator1, Generator2>::CartesianProductHolder2(const Generator1&, const Generator2&) [with Generator1 = testing::internal::ValueArray2<const char*, const char*>; Generator2 = testing::internal::ValueArray2<const char*, const char*>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:18102:20:   required from ‘testing::internal::CartesianProductHolder2<Generator1, Generator2> testing::Combine(const Generator1&, const Generator2&) [with Generator1 = testing::internal::ValueArray2<const char*, const char*>; Generator2 = testing::internal::ValueArray2<const char*, const char*>]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_adaptive_manifold.cpp:172:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16715:24: warning: implicitly-declared ‘constexpr testing::internal::ValueArray2<const char*, const char*>::ValueArray2(const testing::internal::ValueArray2<const char*, const char*>&)’ is deprecated [-Wdeprecated-copy]
16715 |       : g1_(g1), g2_(g2) {}
      |                        ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<const char*, const char*>’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = const char*; T2 = const char*]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16715:24: warning: implicitly-declared ‘constexpr testing::internal::ValueArray2<const char*, const char*>::ValueArray2(const testing::internal::ValueArray2<const char*, const char*>&)’ is deprecated [-Wdeprecated-copy]
16715 |       : g1_(g1), g2_(g2) {}
      |                        ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<const char*, const char*>’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = const char*; T2 = const char*]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
[ 96%] Building CXX object modules/optflow/CMakeFiles/opencv_optflow.dir/src/motempl.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/optflow && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/optflow -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/optflow/CMakeFiles/opencv_optflow.dir/src/motempl.cpp.o -MF CMakeFiles/opencv_optflow.dir/src/motempl.cpp.o.d -o CMakeFiles/opencv_optflow.dir/src/motempl.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/src/motempl.cpp
[ 96%] Linking CXX shared library ../../lib/libopencv_tracking.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_tracking.dir/link.txt --verbose=1
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_tracking.so.3.4 -o ../../lib/libopencv_tracking.so.3.4.3 CMakeFiles/opencv_tracking.dir/src/augmented_unscented_kalman.cpp.o CMakeFiles/opencv_tracking.dir/src/feature.cpp.o CMakeFiles/opencv_tracking.dir/src/featureColorName.cpp.o CMakeFiles/opencv_tracking.dir/src/gtrTracker.cpp.o CMakeFiles/opencv_tracking.dir/src/gtrUtils.cpp.o CMakeFiles/opencv_tracking.dir/src/mosseTracker.cpp.o CMakeFiles/opencv_tracking.dir/src/multiTracker.cpp.o CMakeFiles/opencv_tracking.dir/src/multiTracker_alt.cpp.o CMakeFiles/opencv_tracking.dir/src/onlineBoosting.cpp.o CMakeFiles/opencv_tracking.dir/src/onlineMIL.cpp.o CMakeFiles/opencv_tracking.dir/src/tldDataset.cpp.o CMakeFiles/opencv_tracking.dir/src/tldDetector.cpp.o CMakeFiles/opencv_tracking.dir/src/tldEnsembleClassifier.cpp.o CMakeFiles/opencv_tracking.dir/src/tldModel.cpp.o CMakeFiles/opencv_tracking.dir/src/tldTracker.cpp.o CMakeFiles/opencv_tracking.dir/src/tldUtils.cpp.o CMakeFiles/opencv_tracking.dir/src/tracker.cpp.o CMakeFiles/opencv_tracking.dir/src/trackerBoosting.cpp.o CMakeFiles/opencv_tracking.dir/src/trackerBoostingModel.cpp.o CMakeFiles/opencv_tracking.dir/src/trackerCSRT.cpp.o CMakeFiles/opencv_tracking.dir/src/trackerCSRTScaleEstimation.cpp.o CMakeFiles/opencv_tracking.dir/src/trackerCSRTSegmentation.cpp.o CMakeFiles/opencv_tracking.dir/src/trackerCSRTUtils.cpp.o CMakeFiles/opencv_tracking.dir/src/trackerFeature.cpp.o CMakeFiles/opencv_tracking.dir/src/trackerFeatureSet.cpp.o CMakeFiles/opencv_tracking.dir/src/trackerKCF.cpp.o CMakeFiles/opencv_tracking.dir/src/trackerMIL.cpp.o CMakeFiles/opencv_tracking.dir/src/trackerMILModel.cpp.o CMakeFiles/opencv_tracking.dir/src/trackerMedianFlow.cpp.o CMakeFiles/opencv_tracking.dir/src/trackerModel.cpp.o CMakeFiles/opencv_tracking.dir/src/trackerSampler.cpp.o CMakeFiles/opencv_tracking.dir/src/trackerSamplerAlgorithm.cpp.o CMakeFiles/opencv_tracking.dir/src/trackerStateEstimator.cpp.o CMakeFiles/opencv_tracking.dir/src/tracking_utils.cpp.o CMakeFiles/opencv_tracking.dir/src/unscented_kalman.cpp.o CMakeFiles/opencv_tracking.dir/opencl_kernels_tracking.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_plot.so.3.4.3 ../../lib/libopencv_video.so.3.4.3 ../../lib/libopencv_datasets.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_text.so.3.4.3 ../../lib/libopencv_ml.so.3.4.3 ../../lib/libopencv_dnn.so.3.4.3 ../../lib/libopencv_features2d.so.3.4.3 ../../lib/libopencv_flann.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_domain_transform.cpp: In instantiation of ‘cv::Mat opencv_test::{anonymous}::getChessMat1px(cv::Size, double) [with SrcVec = cv::Vec<unsigned char, 3>; cv::Size = cv::Size_<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_domain_transform.cpp:155:42:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_domain_transform.cpp:140:34: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  140 |             dst.at<SrcVec>(i, j) = ((i + j) % 2) ? white : black;
      |             ~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include/opencv2/ximgproc/edge_filter.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include/opencv2/ximgproc.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_domain_transform.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:73,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_domain_transform.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h: In instantiation of ‘testing::internal::CartesianProductHolder4<Generator1, Generator2, Generator3, Generator4>::CartesianProductHolder4(const Generator1&, const Generator2&, const Generator3&, const Generator4&) [with Generator1 = testing::internal::ValueArray2<cv::Size_<int>, cv::Size_<int> >; Generator2 = testing::internal::ParamGenerator<opencv_test::{anonymous}::{anonymous}::ModeType>; Generator3 = testing::internal::ParamGenerator<opencv_test::{anonymous}::{anonymous}::SupportedTypes>; Generator4 = testing::internal::ParamGenerator<opencv_test::{anonymous}::{anonymous}::SupportedTypes>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:18119:20:   required from ‘testing::internal::CartesianProductHolder4<Generator1, Generator2, Generator3, Generator4> testing::Combine(const Generator1&, const Generator2&, const Generator3&, const Generator4&) [with Generator1 = testing::internal::ValueArray2<cv::Size_<int>, cv::Size_<int> >; Generator2 = testing::internal::ParamGenerator<opencv_test::{anonymous}::{anonymous}::ModeType>; Generator3 = testing::internal::ParamGenerator<opencv_test::{anonymous}::{anonymous}::SupportedTypes>; Generator4 = testing::internal::ParamGenerator<opencv_test::{anonymous}::{anonymous}::SupportedTypes>]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_domain_transform.cpp:124:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16762:42: warning: implicitly-declared ‘testing::internal::ValueArray2<cv::Size_<int>, cv::Size_<int> >::ValueArray2(const testing::internal::ValueArray2<cv::Size_<int>, cv::Size_<int> >&)’ is deprecated [-Wdeprecated-copy]
16762 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4) {}
      |                                          ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<cv::Size_<int>, cv::Size_<int> >’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = cv::Size_<int>; T2 = cv::Size_<int>]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
[ 96%] Building CXX object modules/optflow/CMakeFiles/opencv_optflow.dir/src/optical_flow_io.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/optflow && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/optflow -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/optflow/CMakeFiles/opencv_optflow.dir/src/optical_flow_io.cpp.o -MF CMakeFiles/opencv_optflow.dir/src/optical_flow_io.cpp.o.d -o CMakeFiles/opencv_optflow.dir/src/optical_flow_io.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/src/optical_flow_io.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:73,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_fast_hough_transform.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h: In instantiation of ‘testing::internal::CartesianProductHolder4<Generator1, Generator2, Generator3, Generator4>::CartesianProductHolder4(const Generator1&, const Generator2&, const Generator3&, const Generator4&) [with Generator1 = testing::internal::ValueArray5<int, int, int, int, int>; Generator2 = testing::internal::ValueArray3<int, int, int>; Generator3 = testing::internal::ValueArray2<int, int>; Generator4 = testing::internal::ValueArray1<int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:18119:20:   required from ‘testing::internal::CartesianProductHolder4<Generator1, Generator2, Generator3, Generator4> testing::Combine(const Generator1&, const Generator2&, const Generator3&, const Generator4&) [with Generator1 = testing::internal::ValueArray5<int, int, int, int, int>; Generator2 = testing::internal::ValueArray3<int, int, int>; Generator3 = testing::internal::ValueArray2<int, int>; Generator4 = testing::internal::ValueArray1<int>]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_fast_hough_transform.cpp:453:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16762:42: warning: implicitly-declared ‘constexpr testing::internal::ValueArray5<int, int, int, int, int>::ValueArray5(const testing::internal::ValueArray5<int, int, int, int, int>&)’ is deprecated [-Wdeprecated-copy]
16762 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4) {}
      |                                          ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:12045:8: note: because ‘testing::internal::ValueArray5<int, int, int, int, int>’ has user-provided ‘void testing::internal::ValueArray5<T1, T2, T3, T4, T5>::operator=(const testing::internal::ValueArray5<T1, T2, T3, T4, T5>&) [with T1 = int; T2 = int; T3 = int; T4 = int; T5 = int]’
12045 |   void operator=(const ValueArray5& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16762:42: warning: implicitly-declared ‘constexpr testing::internal::ValueArray3<int, int, int>::ValueArray3(const testing::internal::ValueArray3<int, int, int>&)’ is deprecated [-Wdeprecated-copy]
16762 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4) {}
      |                                          ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:12000:8: note: because ‘testing::internal::ValueArray3<int, int, int>’ has user-provided ‘void testing::internal::ValueArray3<T1, T2, T3>::operator=(const testing::internal::ValueArray3<T1, T2, T3>&) [with T1 = int; T2 = int; T3 = int]’
12000 |   void operator=(const ValueArray3& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16762:42: warning: implicitly-declared ‘constexpr testing::internal::ValueArray2<int, int>::ValueArray2(const testing::internal::ValueArray2<int, int>&)’ is deprecated [-Wdeprecated-copy]
16762 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4) {}
      |                                          ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<int, int>’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = int; T2 = int]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16762:42: warning: implicitly-declared ‘constexpr testing::internal::ValueArray1<int>::ValueArray1(const testing::internal::ValueArray1<int>&)’ is deprecated [-Wdeprecated-copy]
16762 |       : g1_(g1), g2_(g2), g3_(g3), g4_(g4) {}
      |                                          ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11962:8: note: because ‘testing::internal::ValueArray1<int>’ has user-provided ‘void testing::internal::ValueArray1<T1>::operator=(const testing::internal::ValueArray1<T1>&) [with T1 = int]’
11962 |   void operator=(const ValueArray1& other);
      |        ^~~~~~~~
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_tracking.so.3.4.3 ../../lib/libopencv_tracking.so.3.4 ../../lib/libopencv_tracking.so
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 96%] Built target opencv_tracking
make  -f modules/tracking/CMakeFiles/opencv_test_tracking.dir/build.make modules/tracking/CMakeFiles/opencv_test_tracking.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking/CMakeFiles/opencv_test_tracking.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/tracking/CMakeFiles/opencv_test_tracking.dir/build.make modules/tracking/CMakeFiles/opencv_test_tracking.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 96%] Building CXX object modules/tracking/CMakeFiles/opencv_test_tracking.dir/test/test_aukf.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG -fPIE -MD -MT modules/tracking/CMakeFiles/opencv_test_tracking.dir/test/test_aukf.cpp.o -MF CMakeFiles/opencv_test_tracking.dir/test/test_aukf.cpp.o.d -o CMakeFiles/opencv_test_tracking.dir/test/test_aukf.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/test/test_aukf.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:73,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_guided_filter.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h: In instantiation of ‘testing::internal::CartesianProductHolder3<Generator1, Generator2, Generator3>::CartesianProductHolder3(const Generator1&, const Generator2&, const Generator3&) [with Generator1 = testing::internal::ValueArray2<int, int>; Generator2 = testing::internal::ValueArray2<const char*, const char*>; Generator3 = testing::internal::ValueArray2<const char*, const char*>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:18109:20:   required from ‘testing::internal::CartesianProductHolder3<Generator1, Generator2, Generator3> testing::Combine(const Generator1&, const Generator2&, const Generator3&) [with Generator1 = testing::internal::ValueArray2<int, int>; Generator2 = testing::internal::ValueArray2<const char*, const char*>; Generator3 = testing::internal::ValueArray2<const char*, const char*>]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_guided_filter.cpp:394:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16737:33: warning: implicitly-declared ‘constexpr testing::internal::ValueArray2<int, int>::ValueArray2(const testing::internal::ValueArray2<int, int>&)’ is deprecated [-Wdeprecated-copy]
16737 |       : g1_(g1), g2_(g2), g3_(g3) {}
      |                                 ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<int, int>’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = int; T2 = int]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16737:33: warning: implicitly-declared ‘constexpr testing::internal::ValueArray2<const char*, const char*>::ValueArray2(const testing::internal::ValueArray2<const char*, const char*>&)’ is deprecated [-Wdeprecated-copy]
16737 |       : g1_(g1), g2_(g2), g3_(g3) {}
      |                                 ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<const char*, const char*>’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = const char*; T2 = const char*]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16737:33: warning: implicitly-declared ‘constexpr testing::internal::ValueArray2<const char*, const char*>::ValueArray2(const testing::internal::ValueArray2<const char*, const char*>&)’ is deprecated [-Wdeprecated-copy]
16737 |       : g1_(g1), g2_(g2), g3_(g3) {}
      |                                 ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<const char*, const char*>’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = const char*; T2 = const char*]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:73,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_fgs_filter.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h: In instantiation of ‘testing::internal::CartesianProductHolder3<Generator1, Generator2, Generator3>::CartesianProductHolder3(const Generator1&, const Generator2&, const Generator3&) [with Generator1 = testing::internal::ValueArray2<cv::Size_<int>, cv::Size_<int> >; Generator2 = testing::internal::ParamGenerator<opencv_test::{anonymous}::{anonymous}::SrcTypes>; Generator3 = testing::internal::ParamGenerator<opencv_test::{anonymous}::{anonymous}::GuideTypes>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:18109:20:   required from ‘testing::internal::CartesianProductHolder3<Generator1, Generator2, Generator3> testing::Combine(const Generator1&, const Generator2&, const Generator3&) [with Generator1 = testing::internal::ValueArray2<cv::Size_<int>, cv::Size_<int> >; Generator2 = testing::internal::ParamGenerator<opencv_test::{anonymous}::{anonymous}::SrcTypes>; Generator3 = testing::internal::ParamGenerator<opencv_test::{anonymous}::{anonymous}::GuideTypes>]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_fgs_filter.cpp:112:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16737:33: warning: implicitly-declared ‘testing::internal::ValueArray2<cv::Size_<int>, cv::Size_<int> >::ValueArray2(const testing::internal::ValueArray2<cv::Size_<int>, cv::Size_<int> >&)’ is deprecated [-Wdeprecated-copy]
16737 |       : g1_(g1), g2_(g2), g3_(g3) {}
      |                                 ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<cv::Size_<int>, cv::Size_<int> >’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = cv::Size_<int>; T2 = cv::Size_<int>]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
[ 96%] Building CXX object modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/test/test_l0_smooth.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/test/test_l0_smooth.cpp.o -MF CMakeFiles/opencv_test_ximgproc.dir/test/test_l0_smooth.cpp.o.d -o CMakeFiles/opencv_test_ximgproc.dir/test/test_l0_smooth.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_l0_smooth.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_joint_bilateral_filter.cpp: In instantiation of ‘void opencv_test::{anonymous}::jointBilateralFilterNaive_(cv::InputArray, cv::InputArray, cv::OutputArray, int, double, double, int) [with JointVec = cv::Vec<unsigned char, 1>; SrcVec = cv::Vec<unsigned char, 1>; cv::InputArray = const cv::_InputArray&; cv::OutputArray = const cv::_OutputArray&]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_joint_bilateral_filter.cpp:143:34:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_joint_bilateral_filter.cpp:126:41: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 1>& cv::Vec<unsigned char, 1>::operator=(const cv::Vec<unsigned char, 1>&)’ is deprecated [-Wdeprecated-copy]
  126 |             dst(i - radius, j - radius) = sum / sumWeights;
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include/opencv2/ximgproc/edge_filter.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include/opencv2/ximgproc.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_joint_bilateral_filter.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_joint_bilateral_filter.cpp: In instantiation of ‘void opencv_test::{anonymous}::jointBilateralFilterNaive_(cv::InputArray, cv::InputArray, cv::OutputArray, int, double, double, int) [with JointVec = cv::Vec<unsigned char, 1>; SrcVec = cv::Vec<unsigned char, 3>; cv::InputArray = const cv::_InputArray&; cv::OutputArray = const cv::_OutputArray&]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_joint_bilateral_filter.cpp:144:34:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_joint_bilateral_filter.cpp:126:41: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  126 |             dst(i - radius, j - radius) = sum / sumWeights;
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include/opencv2/ximgproc/edge_filter.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include/opencv2/ximgproc.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_joint_bilateral_filter.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_joint_bilateral_filter.cpp: In instantiation of ‘void opencv_test::{anonymous}::jointBilateralFilterNaive_(cv::InputArray, cv::InputArray, cv::OutputArray, int, double, double, int) [with JointVec = cv::Vec<unsigned char, 3>; SrcVec = cv::Vec<unsigned char, 1>; cv::InputArray = const cv::_InputArray&; cv::OutputArray = const cv::_OutputArray&]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_joint_bilateral_filter.cpp:148:34:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_joint_bilateral_filter.cpp:126:41: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 1>& cv::Vec<unsigned char, 1>::operator=(const cv::Vec<unsigned char, 1>&)’ is deprecated [-Wdeprecated-copy]
  126 |             dst(i - radius, j - radius) = sum / sumWeights;
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include/opencv2/ximgproc/edge_filter.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include/opencv2/ximgproc.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_joint_bilateral_filter.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_joint_bilateral_filter.cpp: In instantiation of ‘void opencv_test::{anonymous}::jointBilateralFilterNaive_(cv::InputArray, cv::InputArray, cv::OutputArray, int, double, double, int) [with JointVec = cv::Vec<unsigned char, 3>; SrcVec = cv::Vec<unsigned char, 3>; cv::InputArray = const cv::_InputArray&; cv::OutputArray = const cv::_OutputArray&]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_joint_bilateral_filter.cpp:149:34:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_joint_bilateral_filter.cpp:126:41: warning: implicitly-declared ‘constexpr cv::Vec<unsigned char, 3>& cv::Vec<unsigned char, 3>::operator=(const cv::Vec<unsigned char, 3>&)’ is deprecated [-Wdeprecated-copy]
  126 |             dst(i - radius, j - radius) = sum / sumWeights;
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include/opencv2/ximgproc/edge_filter.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include/opencv2/ximgproc.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_joint_bilateral_filter.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<unsigned char, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = unsigned char; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_joint_bilateral_filter.cpp: In instantiation of ‘void opencv_test::{anonymous}::jointBilateralFilterNaive_(cv::InputArray, cv::InputArray, cv::OutputArray, int, double, double, int) [with JointVec = cv::Vec<float, 1>; SrcVec = cv::Vec<float, 1>; cv::InputArray = const cv::_InputArray&; cv::OutputArray = const cv::_OutputArray&]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_joint_bilateral_filter.cpp:153:34:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_joint_bilateral_filter.cpp:126:41: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  126 |             dst(i - radius, j - radius) = sum / sumWeights;
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include/opencv2/ximgproc/edge_filter.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include/opencv2/ximgproc.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_joint_bilateral_filter.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_joint_bilateral_filter.cpp: In instantiation of ‘void opencv_test::{anonymous}::jointBilateralFilterNaive_(cv::InputArray, cv::InputArray, cv::OutputArray, int, double, double, int) [with JointVec = cv::Vec<float, 1>; SrcVec = cv::Vec<float, 3>; cv::InputArray = const cv::_InputArray&; cv::OutputArray = const cv::_OutputArray&]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_joint_bilateral_filter.cpp:154:34:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_joint_bilateral_filter.cpp:126:41: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  126 |             dst(i - radius, j - radius) = sum / sumWeights;
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include/opencv2/ximgproc/edge_filter.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include/opencv2/ximgproc.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_joint_bilateral_filter.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_joint_bilateral_filter.cpp: In instantiation of ‘void opencv_test::{anonymous}::jointBilateralFilterNaive_(cv::InputArray, cv::InputArray, cv::OutputArray, int, double, double, int) [with JointVec = cv::Vec<float, 3>; SrcVec = cv::Vec<float, 1>; cv::InputArray = const cv::_InputArray&; cv::OutputArray = const cv::_OutputArray&]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_joint_bilateral_filter.cpp:158:34:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_joint_bilateral_filter.cpp:126:41: warning: implicitly-declared ‘constexpr cv::Vec<float, 1>& cv::Vec<float, 1>::operator=(const cv::Vec<float, 1>&)’ is deprecated [-Wdeprecated-copy]
  126 |             dst(i - radius, j - radius) = sum / sumWeights;
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include/opencv2/ximgproc/edge_filter.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include/opencv2/ximgproc.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_joint_bilateral_filter.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 1>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 1]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_joint_bilateral_filter.cpp: In instantiation of ‘void opencv_test::{anonymous}::jointBilateralFilterNaive_(cv::InputArray, cv::InputArray, cv::OutputArray, int, double, double, int) [with JointVec = cv::Vec<float, 3>; SrcVec = cv::Vec<float, 3>; cv::InputArray = const cv::_InputArray&; cv::OutputArray = const cv::_OutputArray&]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_joint_bilateral_filter.cpp:159:34:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_joint_bilateral_filter.cpp:126:41: warning: implicitly-declared ‘constexpr cv::Vec<float, 3>& cv::Vec<float, 3>::operator=(const cv::Vec<float, 3>&)’ is deprecated [-Wdeprecated-copy]
  126 |             dst(i - radius, j - radius) = sum / sumWeights;
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include/opencv2/ximgproc/edge_filter.hpp:41,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include/opencv2/ximgproc.hpp:40,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_precomp.hpp:7,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_joint_bilateral_filter.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
[ 96%] Building CXX object modules/optflow/CMakeFiles/opencv_optflow.dir/src/pcaflow.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/optflow && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/optflow -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/optflow/CMakeFiles/opencv_optflow.dir/src/pcaflow.cpp.o -MF CMakeFiles/opencv_optflow.dir/src/pcaflow.cpp.o.d -o CMakeFiles/opencv_optflow.dir/src/pcaflow.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/src/pcaflow.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:73,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_joint_bilateral_filter.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h: In instantiation of ‘testing::internal::CartesianProductHolder2<Generator1, Generator2>::CartesianProductHolder2(const Generator1&, const Generator2&) [with Generator1 = testing::internal::ValueArray2<const char*, const char*>; Generator2 = testing::internal::ValueArray2<const char*, const char*>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:18102:20:   required from ‘testing::internal::CartesianProductHolder2<Generator1, Generator2> testing::Combine(const Generator1&, const Generator2&) [with Generator1 = testing::internal::ValueArray2<const char*, const char*>; Generator2 = testing::internal::ValueArray2<const char*, const char*>]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_joint_bilateral_filter.cpp:201:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16715:24: warning: implicitly-declared ‘constexpr testing::internal::ValueArray2<const char*, const char*>::ValueArray2(const testing::internal::ValueArray2<const char*, const char*>&)’ is deprecated [-Wdeprecated-copy]
16715 |       : g1_(g1), g2_(g2) {}
      |                        ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<const char*, const char*>’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = const char*; T2 = const char*]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16715:24: warning: implicitly-declared ‘constexpr testing::internal::ValueArray2<const char*, const char*>::ValueArray2(const testing::internal::ValueArray2<const char*, const char*>&)’ is deprecated [-Wdeprecated-copy]
16715 |       : g1_(g1), g2_(g2) {}
      |                        ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<const char*, const char*>’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = const char*; T2 = const char*]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h: In instantiation of ‘testing::internal::CartesianProductHolder2<Generator1, Generator2>::CartesianProductHolder2(const Generator1&, const Generator2&) [with Generator1 = testing::internal::ValueArray2<const char*, const char*>; Generator2 = testing::internal::ValueArray2<int, int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:18102:20:   required from ‘testing::internal::CartesianProductHolder2<Generator1, Generator2> testing::Combine(const Generator1&, const Generator2&) [with Generator1 = testing::internal::ValueArray2<const char*, const char*>; Generator2 = testing::internal::ValueArray2<int, int>]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_joint_bilateral_filter.cpp:236:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16715:24: warning: implicitly-declared ‘constexpr testing::internal::ValueArray2<const char*, const char*>::ValueArray2(const testing::internal::ValueArray2<const char*, const char*>&)’ is deprecated [-Wdeprecated-copy]
16715 |       : g1_(g1), g2_(g2) {}
      |                        ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<const char*, const char*>’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = const char*; T2 = const char*]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16715:24: warning: implicitly-declared ‘constexpr testing::internal::ValueArray2<int, int>::ValueArray2(const testing::internal::ValueArray2<int, int>&)’ is deprecated [-Wdeprecated-copy]
16715 |       : g1_(g1), g2_(g2) {}
      |                        ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<int, int>’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = int; T2 = int]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
[ 96%] Building CXX object modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/test/test_main.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/test/test_main.cpp.o -MF CMakeFiles/opencv_test_ximgproc.dir/test/test_main.cpp.o.d -o CMakeFiles/opencv_test_ximgproc.dir/test/test_main.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_main.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 96%] Building CXX object modules/optflow/CMakeFiles/opencv_optflow.dir/src/simpleflow.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/optflow && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/optflow -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/optflow/CMakeFiles/opencv_optflow.dir/src/simpleflow.cpp.o -MF CMakeFiles/opencv_optflow.dir/src/simpleflow.cpp.o.d -o CMakeFiles/opencv_optflow.dir/src/simpleflow.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/src/simpleflow.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 96%] Building CXX object modules/optflow/CMakeFiles/opencv_optflow.dir/src/sparse_matching_gpc.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/optflow && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/optflow -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/optflow/CMakeFiles/opencv_optflow.dir/src/sparse_matching_gpc.cpp.o -MF CMakeFiles/opencv_optflow.dir/src/sparse_matching_gpc.cpp.o.d -o CMakeFiles/opencv_optflow.dir/src/sparse_matching_gpc.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/src/sparse_matching_gpc.cpp
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking.hpp:304,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/test/test_aukf.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:73,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_l0_smooth.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h: In instantiation of ‘testing::internal::CartesianProductHolder2<Generator1, Generator2>::CartesianProductHolder2(const Generator1&, const Generator2&) [with Generator1 = testing::internal::ValueArray2<cv::Size_<int>, cv::Size_<int> >; Generator2 = testing::internal::ParamGenerator<opencv_test::{anonymous}::{anonymous}::SrcTypes>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:18102:20:   required from ‘testing::internal::CartesianProductHolder2<Generator1, Generator2> testing::Combine(const Generator1&, const Generator2&) [with Generator1 = testing::internal::ValueArray2<cv::Size_<int>, cv::Size_<int> >; Generator2 = testing::internal::ParamGenerator<opencv_test::{anonymous}::{anonymous}::SrcTypes>]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_l0_smooth.cpp:80:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16715:24: warning: implicitly-declared ‘testing::internal::ValueArray2<cv::Size_<int>, cv::Size_<int> >::ValueArray2(const testing::internal::ValueArray2<cv::Size_<int>, cv::Size_<int> >&)’ is deprecated [-Wdeprecated-copy]
16715 |       : g1_(g1), g2_(g2) {}
      |                        ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<cv::Size_<int>, cv::Size_<int> >’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = cv::Size_<int>; T2 = cv::Size_<int>]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
[ 96%] Building CXX object modules/optflow/CMakeFiles/opencv_optflow.dir/src/sparsetodenseflow.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/optflow && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/optflow -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/optflow/CMakeFiles/opencv_optflow.dir/src/sparsetodenseflow.cpp.o -MF CMakeFiles/opencv_optflow.dir/src/sparsetodenseflow.cpp.o.d -o CMakeFiles/opencv_optflow.dir/src/sparsetodenseflow.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/src/sparsetodenseflow.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/src/simpleflow.cpp: In function ‘void cv::optflow::extrapolateFlow(cv::Mat&, const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/src/simpleflow.cpp:579:38: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  579 |             flow.at<Vec2f>(rr, cc) = flow_at_point;
      |                                      ^~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/include/opencv2/optflow.hpp:43,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/src/simpleflow.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
[ 96%] Building CXX object modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/test/test_ridge_detection_filter.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/test/test_ridge_detection_filter.cpp.o -MF CMakeFiles/opencv_test_ximgproc.dir/test/test_ridge_detection_filter.cpp.o.d -o CMakeFiles/opencv_test_ximgproc.dir/test/test_ridge_detection_filter.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_ridge_detection_filter.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/src/simpleflow.cpp: In instantiation of ‘void cv::optflow::CalcOpticalFlowSingleScaleSF<SrcVec, DstVec>::operator()(const cv::Range&) const [with SrcVec = cv::Vec<unsigned char, 3>; DstVec = cv::Vec<float, 2>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/src/simpleflow.cpp:299:10:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/src/simpleflow.cpp:370:32: warning: implicitly-declared ‘constexpr cv::Vec<float, 2>& cv::Vec<float, 2>::operator=(const cv::Vec<float, 2>&)’ is deprecated [-Wdeprecated-copy]
  370 |           dst.at<DstVec>(i, j) = DstVec(bestU, bestV);
      |           ~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/include/opencv2/optflow.hpp:43,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/src/simpleflow.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/src/sparse_matching_gpc.cpp:44:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/src/sparse_matching_gpc.cpp: In function ‘void cv::optflow::{anonymous}::buildIndex(cv::OutputArray, cv::flann::Index&, const cv::Mat*, void (*)(const cv::Mat*, std::vector<cv::optflow::GPCPatchDescriptor>&, const cv::optflow::GPCMatchingParams&))’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/src/sparse_matching_gpc.cpp:349:88: warning: implicitly-declared ‘constexpr cv::Vec<float, 18>& cv::Vec<float, 18>::operator=(const cv::Vec<float, 18>&)’ is deprecated [-Wdeprecated-copy]
  349 |     *features.ptr< Vec< float, GPCPatchDescriptor::nFeatures > >( i ) = descriptors[i].feature;
      |                                                                                        ^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/include/opencv2/optflow.hpp:43,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/src/sparse_matching_gpc.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<float, 18>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = float; int cn = 18]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
[ 97%] Building CXX object modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/test/test_rolling_guidance_filter.cpp.o
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/src/sparse_matching_gpc.cpp: In member function ‘bool cv::optflow::GPCTree::trainNode(size_t, cv::optflow::GPCTree::SIter, cv::optflow::GPCTree::SIter, unsigned int)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/src/sparse_matching_gpc.cpp:589:21: warning: implicitly-declared ‘constexpr cv::Vec<double, 18>& cv::Vec<double, 18>::operator=(const cv::Vec<double, 18>&)’ is deprecated [-Wdeprecated-copy]
  589 |         node.coef = coef;
      |                     ^~~~
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/test/test_rolling_guidance_filter.cpp.o -MF CMakeFiles/opencv_test_ximgproc.dir/test/test_rolling_guidance_filter.cpp.o.d -o CMakeFiles/opencv_test_ximgproc.dir/test/test_rolling_guidance_filter.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_rolling_guidance_filter.cpp
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/include/opencv2/optflow.hpp:43,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/src/sparse_matching_gpc.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 18>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 18]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
[ 97%] Building CXX object modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/test/test_sparse_match_interpolator.cpp.o
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/src/sparse_matching_gpc.cpp: In member function ‘void cv::optflow::GPCTree::train(cv::optflow::GPCTrainingSamples&, cv::optflow::GPCTrainingParams)’:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/src/sparse_matching_gpc.cpp:641:12: warning: implicitly-declared ‘constexpr cv::optflow::GPCTrainingParams& cv::optflow::GPCTrainingParams::operator=(const cv::optflow::GPCTrainingParams&)’ is deprecated [-Wdeprecated-copy]
  641 |   params = _params;
      |            ^~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/include/opencv2/optflow.hpp:70,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/src/precomp.hpp:45,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/src/sparse_matching_gpc.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/include/opencv2/optflow/sparse_matching_gpc.hpp:138:3: note: because ‘cv::optflow::GPCTrainingParams’ has user-provided ‘cv::optflow::GPCTrainingParams::GPCTrainingParams(const cv::optflow::GPCTrainingParams&)’
  138 |   GPCTrainingParams( const GPCTrainingParams &params )
      |   ^~~~~~~~~~~~~~~~~
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/test/test_sparse_match_interpolator.cpp.o -MF CMakeFiles/opencv_test_ximgproc.dir/test/test_sparse_match_interpolator.cpp.o.d -o CMakeFiles/opencv_test_ximgproc.dir/test/test_sparse_match_interpolator.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_sparse_match_interpolator.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 97%] Building CXX object modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/test/test_structured_edge_detection.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/test/test_structured_edge_detection.cpp.o -MF CMakeFiles/opencv_test_ximgproc.dir/test/test_structured_edge_detection.cpp.o.d -o CMakeFiles/opencv_test_ximgproc.dir/test/test_structured_edge_detection.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_structured_edge_detection.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 97%] Building CXX object modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/test/test_thinning.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/test/test_thinning.cpp.o -MF CMakeFiles/opencv_test_ximgproc.dir/test/test_thinning.cpp.o.d -o CMakeFiles/opencv_test_ximgproc.dir/test/test_thinning.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_thinning.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 97%] Building CXX object modules/optflow/CMakeFiles/opencv_optflow.dir/src/variational_refinement.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/optflow && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/optflow -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/optflow/CMakeFiles/opencv_optflow.dir/src/variational_refinement.cpp.o -MF CMakeFiles/opencv_optflow.dir/src/variational_refinement.cpp.o.d -o CMakeFiles/opencv_optflow.dir/src/variational_refinement.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/src/variational_refinement.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 97%] Building CXX object modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/test/test_weighted_median_filter.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/test/test_weighted_median_filter.cpp.o -MF CMakeFiles/opencv_test_ximgproc.dir/test/test_weighted_median_filter.cpp.o.d -o CMakeFiles/opencv_test_ximgproc.dir/test/test_weighted_median_filter.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_weighted_median_filter.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 98%] Building CXX object modules/optflow/CMakeFiles/opencv_optflow.dir/opencl_kernels_optflow.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/optflow && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/optflow -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIC -MD -MT modules/optflow/CMakeFiles/opencv_optflow.dir/opencl_kernels_optflow.cpp.o -MF CMakeFiles/opencv_optflow.dir/opencl_kernels_optflow.cpp.o.d -o CMakeFiles/opencv_optflow.dir/opencl_kernels_optflow.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/optflow/opencl_kernels_optflow.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 98%] Building CXX object modules/tracking/CMakeFiles/opencv_test_tracking.dir/test/test_main.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG -fPIE -MD -MT modules/tracking/CMakeFiles/opencv_test_tracking.dir/test/test_main.cpp.o -MF CMakeFiles/opencv_test_tracking.dir/test/test_main.cpp.o.d -o CMakeFiles/opencv_test_tracking.dir/test/test_main.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/test/test_main.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 99%] Building CXX object modules/tracking/CMakeFiles/opencv_test_tracking.dir/test/test_trackerParametersIO.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG -fPIE -MD -MT modules/tracking/CMakeFiles/opencv_test_tracking.dir/test/test_trackerParametersIO.cpp.o -MF CMakeFiles/opencv_test_tracking.dir/test/test_trackerParametersIO.cpp.o.d -o CMakeFiles/opencv_test_tracking.dir/test/test_trackerParametersIO.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/test/test_trackerParametersIO.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 99%] Building CXX object modules/tracking/CMakeFiles/opencv_test_tracking.dir/test/test_trackers.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG -fPIE -MD -MT modules/tracking/CMakeFiles/opencv_test_tracking.dir/test/test_trackers.cpp.o -MF CMakeFiles/opencv_test_tracking.dir/test/test_trackers.cpp.o.d -o CMakeFiles/opencv_test_tracking.dir/test/test_trackers.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/test/test_trackers.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[ 99%] Building CXX object modules/tracking/CMakeFiles/opencv_test_tracking.dir/test/test_ukf.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG -fPIE -MD -MT modules/tracking/CMakeFiles/opencv_test_tracking.dir/test/test_ukf.cpp.o -MF CMakeFiles/opencv_test_tracking.dir/test/test_ukf.cpp.o.d -o CMakeFiles/opencv_test_tracking.dir/test/test_ukf.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/test/test_ukf.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:73,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_rolling_guidance_filter.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h: In instantiation of ‘testing::internal::CartesianProductHolder3<Generator1, Generator2, Generator3>::CartesianProductHolder3(const Generator1&, const Generator2&, const Generator3&) [with Generator1 = testing::internal::ValueArray2<double, double>; Generator2 = testing::internal::ValueArray2<int, int>; Generator3 = testing::internal::ValueArray2<int, int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:18109:20:   required from ‘testing::internal::CartesianProductHolder3<Generator1, Generator2, Generator3> testing::Combine(const Generator1&, const Generator2&, const Generator3&) [with Generator1 = testing::internal::ValueArray2<double, double>; Generator2 = testing::internal::ValueArray2<int, int>; Generator3 = testing::internal::ValueArray2<int, int>]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_rolling_guidance_filter.cpp:128:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16737:33: warning: implicitly-declared ‘constexpr testing::internal::ValueArray2<double, double>::ValueArray2(const testing::internal::ValueArray2<double, double>&)’ is deprecated [-Wdeprecated-copy]
16737 |       : g1_(g1), g2_(g2), g3_(g3) {}
      |                                 ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<double, double>’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = double; T2 = double]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16737:33: warning: implicitly-declared ‘constexpr testing::internal::ValueArray2<int, int>::ValueArray2(const testing::internal::ValueArray2<int, int>&)’ is deprecated [-Wdeprecated-copy]
16737 |       : g1_(g1), g2_(g2), g3_(g3) {}
      |                                 ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<int, int>’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = int; T2 = int]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16737:33: warning: implicitly-declared ‘constexpr testing::internal::ValueArray2<int, int>::ValueArray2(const testing::internal::ValueArray2<int, int>&)’ is deprecated [-Wdeprecated-copy]
16737 |       : g1_(g1), g2_(g2), g3_(g3) {}
      |                                 ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<int, int>’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = int; T2 = int]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h: In instantiation of ‘testing::internal::CartesianProductHolder3<Generator1, Generator2, Generator3>::CartesianProductHolder3(const Generator1&, const Generator2&, const Generator3&) [with Generator1 = testing::internal::ValueArray3<double, double, double>; Generator2 = testing::internal::ValueArray3<const char*, const char*, const char*>; Generator3 = testing::internal::ValueArray4<int, int, int, int>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:18109:20:   required from ‘testing::internal::CartesianProductHolder3<Generator1, Generator2, Generator3> testing::Combine(const Generator1&, const Generator2&, const Generator3&) [with Generator1 = testing::internal::ValueArray3<double, double, double>; Generator2 = testing::internal::ValueArray3<const char*, const char*, const char*>; Generator3 = testing::internal::ValueArray4<int, int, int, int>]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_rolling_guidance_filter.cpp:165:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16737:33: warning: implicitly-declared ‘constexpr testing::internal::ValueArray3<double, double, double>::ValueArray3(const testing::internal::ValueArray3<double, double, double>&)’ is deprecated [-Wdeprecated-copy]
16737 |       : g1_(g1), g2_(g2), g3_(g3) {}
      |                                 ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:12000:8: note: because ‘testing::internal::ValueArray3<double, double, double>’ has user-provided ‘void testing::internal::ValueArray3<T1, T2, T3>::operator=(const testing::internal::ValueArray3<T1, T2, T3>&) [with T1 = double; T2 = double; T3 = double]’
12000 |   void operator=(const ValueArray3& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16737:33: warning: implicitly-declared ‘constexpr testing::internal::ValueArray3<const char*, const char*, const char*>::ValueArray3(const testing::internal::ValueArray3<const char*, const char*, const char*>&)’ is deprecated [-Wdeprecated-copy]
16737 |       : g1_(g1), g2_(g2), g3_(g3) {}
      |                                 ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:12000:8: note: because ‘testing::internal::ValueArray3<const char*, const char*, const char*>’ has user-provided ‘void testing::internal::ValueArray3<T1, T2, T3>::operator=(const testing::internal::ValueArray3<T1, T2, T3>&) [with T1 = const char*; T2 = const char*; T3 = const char*]’
12000 |   void operator=(const ValueArray3& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16737:33: warning: implicitly-declared ‘constexpr testing::internal::ValueArray4<int, int, int, int>::ValueArray4(const testing::internal::ValueArray4<int, int, int, int>&)’ is deprecated [-Wdeprecated-copy]
16737 |       : g1_(g1), g2_(g2), g3_(g3) {}
      |                                 ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:12022:8: note: because ‘testing::internal::ValueArray4<int, int, int, int>’ has user-provided ‘void testing::internal::ValueArray4<T1, T2, T3, T4>::operator=(const testing::internal::ValueArray4<T1, T2, T3, T4>&) [with T1 = int; T2 = int; T3 = int; T4 = int]’
12022 |   void operator=(const ValueArray4& other);
      |        ^~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:73,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_sparse_match_interpolator.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h: In instantiation of ‘testing::internal::CartesianProductHolder2<Generator1, Generator2>::CartesianProductHolder2(const Generator1&, const Generator2&) [with Generator1 = testing::internal::ValueArray2<cv::Size_<int>, cv::Size_<int> >; Generator2 = testing::internal::ParamGenerator<opencv_test::{anonymous}::{anonymous}::GuideTypes>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:18102:20:   required from ‘testing::internal::CartesianProductHolder2<Generator1, Generator2> testing::Combine(const Generator1&, const Generator2&) [with Generator1 = testing::internal::ValueArray2<cv::Size_<int>, cv::Size_<int> >; Generator2 = testing::internal::ParamGenerator<opencv_test::{anonymous}::{anonymous}::GuideTypes>]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_sparse_match_interpolator.cpp:154:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16715:24: warning: implicitly-declared ‘testing::internal::ValueArray2<cv::Size_<int>, cv::Size_<int> >::ValueArray2(const testing::internal::ValueArray2<cv::Size_<int>, cv::Size_<int> >&)’ is deprecated [-Wdeprecated-copy]
16715 |       : g1_(g1), g2_(g2) {}
      |                        ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<cv::Size_<int>, cv::Size_<int> >’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = cv::Size_<int>; T2 = cv::Size_<int>]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts.hpp:73,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_weighted_median_filter.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h: In instantiation of ‘testing::internal::CartesianProductHolder2<Generator1, Generator2>::CartesianProductHolder2(const Generator1&, const Generator2&) [with Generator1 = testing::internal::ValueArray2<cv::Size_<int>, cv::Size_<int> >; Generator2 = testing::internal::ValueArray3<cv::ximgproc::WMFWeightType, cv::ximgproc::WMFWeightType, cv::ximgproc::WMFWeightType>]’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:18102:20:   required from ‘testing::internal::CartesianProductHolder2<Generator1, Generator2> testing::Combine(const Generator1&, const Generator2&) [with Generator1 = testing::internal::ValueArray2<cv::Size_<int>, cv::Size_<int> >; Generator2 = testing::internal::ValueArray3<cv::ximgproc::WMFWeightType, cv::ximgproc::WMFWeightType, cv::ximgproc::WMFWeightType>]’
/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/test/test_weighted_median_filter.cpp:73:1:   required from here
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16715:24: warning: implicitly-declared ‘testing::internal::ValueArray2<cv::Size_<int>, cv::Size_<int> >::ValueArray2(const testing::internal::ValueArray2<cv::Size_<int>, cv::Size_<int> >&)’ is deprecated [-Wdeprecated-copy]
16715 |       : g1_(g1), g2_(g2) {}
      |                        ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:11980:8: note: because ‘testing::internal::ValueArray2<cv::Size_<int>, cv::Size_<int> >’ has user-provided ‘void testing::internal::ValueArray2<T1, T2>::operator=(const testing::internal::ValueArray2<T1, T2>&) [with T1 = cv::Size_<int>; T2 = cv::Size_<int>]’
11980 |   void operator=(const ValueArray2& other);
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:16715:24: warning: implicitly-declared ‘constexpr testing::internal::ValueArray3<cv::ximgproc::WMFWeightType, cv::ximgproc::WMFWeightType, cv::ximgproc::WMFWeightType>::ValueArray3(const testing::internal::ValueArray3<cv::ximgproc::WMFWeightType, cv::ximgproc::WMFWeightType, cv::ximgproc::WMFWeightType>&)’ is deprecated [-Wdeprecated-copy]
16715 |       : g1_(g1), g2_(g2) {}
      |                        ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ts_gtest.h:12000:8: note: because ‘testing::internal::ValueArray3<cv::ximgproc::WMFWeightType, cv::ximgproc::WMFWeightType, cv::ximgproc::WMFWeightType>’ has user-provided ‘void testing::internal::ValueArray3<T1, T2, T3>::operator=(const testing::internal::ValueArray3<T1, T2, T3>&) [with T1 = cv::ximgproc::WMFWeightType; T2 = cv::ximgproc::WMFWeightType; T3 = cv::ximgproc::WMFWeightType]’
12000 |   void operator=(const ValueArray3& other);
      |        ^~~~~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking.hpp:304,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/test/test_main.cpp:4:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking.hpp:304,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/test/test_trackerParametersIO.cpp:5:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking.hpp:304,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/test/test_trackers.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking.hpp:304,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/test/test_precomp.hpp:8,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/test/test_ukf.cpp:42:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
[ 99%] Linking CXX shared library ../../lib/libopencv_optflow.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/optflow && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_optflow.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -shared -Wl,-soname,libopencv_optflow.so.3.4 -o ../../lib/libopencv_optflow.so.3.4.3 CMakeFiles/opencv_optflow.dir/src/deepflow.cpp.o CMakeFiles/opencv_optflow.dir/src/dis_flow.cpp.o CMakeFiles/opencv_optflow.dir/src/interfaces.cpp.o CMakeFiles/opencv_optflow.dir/src/motempl.cpp.o CMakeFiles/opencv_optflow.dir/src/optical_flow_io.cpp.o CMakeFiles/opencv_optflow.dir/src/pcaflow.cpp.o CMakeFiles/opencv_optflow.dir/src/simpleflow.cpp.o CMakeFiles/opencv_optflow.dir/src/sparse_matching_gpc.cpp.o CMakeFiles/opencv_optflow.dir/src/sparsetodenseflow.cpp.o CMakeFiles/opencv_optflow.dir/src/variational_refinement.cpp.o CMakeFiles/opencv_optflow.dir/opencl_kernels_optflow.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_video.so.3.4.3 ../../lib/libopencv_ximgproc.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_calib3d.so.3.4.3 ../../lib/libopencv_features2d.so.3.4.3 ../../lib/libopencv_flann.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/optflow && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_symlink_library ../../lib/libopencv_optflow.so.3.4.3 ../../lib/libopencv_optflow.so.3.4 ../../lib/libopencv_optflow.so
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 99%] Built target opencv_optflow
make  -f modules/optflow/CMakeFiles/opencv_test_optflow.dir/build.make modules/optflow/CMakeFiles/opencv_test_optflow.dir/depend
make  -f modules/python3/CMakeFiles/opencv_python3.dir/build.make modules/python3/CMakeFiles/opencv_python3.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/optflow /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/optflow/CMakeFiles/opencv_test_optflow.dir/DependInfo.cmake --color=
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/python/python3 /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python3 /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python3/CMakeFiles/opencv_python3.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/python3/CMakeFiles/opencv_python3.dir/build.make modules/python3/CMakeFiles/opencv_python3.dir/build
make  -f modules/optflow/CMakeFiles/opencv_test_optflow.dir/build.make modules/optflow/CMakeFiles/opencv_test_optflow.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 99%] Building CXX object modules/python3/CMakeFiles/opencv_python3.dir/__/src2/cv2.cpp.o
[ 99%] Building CXX object modules/optflow/CMakeFiles/opencv_test_optflow.dir/test/ocl/test_dis.cpp.o
[ 99%] Building CXX object modules/optflow/CMakeFiles/opencv_test_optflow.dir/test/test_OF_accuracy.cpp.o
[ 99%] Building CXX object modules/optflow/CMakeFiles/opencv_test_optflow.dir/test/ocl/test_motempl.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/optflow && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/optflow/CMakeFiles/opencv_test_optflow.dir/test/ocl/test_dis.cpp.o -MF CMakeFiles/opencv_test_optflow.dir/test/ocl/test_dis.cpp.o.d -o CMakeFiles/opencv_test_optflow.dir/test/ocl/test_dis.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/test/ocl/test_dis.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python3 && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -DCVAPI_EXPORTS -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/python/python3/include -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python3 -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hdf/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/phase_unwrapping/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/freetype/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/fuzzy/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hfs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/shape/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/superres/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/dpm/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/line_descriptor/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/structured_light/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videostab/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/python/src2 -I/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python_bindings_generator -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -isystem /gnu/store/fmvmsjllz18d2hppxj723qjj788l1his-python-3.9.6/include/python3.9 -isystem /gnu/store/wmhf3s1mrdmjcdkisfg5f7pap0wq4qcj-python-numpy-1.20.3/lib/python3.9/site-packages/numpy/core/include -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-protot[ 99%] Building CXX object modules/optflow/CMakeFiles/opencv_test_optflow.dir/test/test_OF_reproducibility.cpp.o
ypes -Wstrict-prototypes  -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-unused-function -Wno-deprecated-declarations -Wno-overloaded-virtual -Wno-undef -O2 -g -DNDEBUG -fPIC -MD -MT modules/python3/CMakeFiles/opencv_python3.dir/__/src2/cv2.cpp.o -MF CMakeFiles/opencv_python3.dir/__/src2/cv2.cpp.o.d -o CMakeFiles/opencv_python3.dir/__/src2/cv2.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/python/src2/cv2.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/optflow && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/optflow/CMakeFiles/opencv_test_optflow.dir/test/ocl/test_motempl.cpp.o -MF CMakeFiles/opencv_test_optflow.dir/test/ocl/test_motempl.cpp.o.d -o CMakeFiles/opencv_test_optflow.dir/test/ocl/test_motempl.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/test/ocl/test_motempl.cpp
[ 99%] Building CXX object modules/optflow/CMakeFiles/opencv_test_optflow.dir/test/test_motiontemplates.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/optflow && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/optflow/CMakeFiles/opencv_test_optflow.dir/test/test_OF_accuracy.cpp.o -MF CMakeFiles/opencv_test_optflow.dir/test/test_OF_accuracy.cpp.o.d -o CMakeFiles/opencv_test_optflow.dir/test/test_OF_accuracy.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/test/test_OF_accuracy.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/optflow && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/optflow/CMakeFiles/opencv_test_optflow.dir/test/test_OF_reproducibility.cpp.o -MF CMakeFiles/opencv_test_optflow.dir/test/test_OF_reproducibility.cpp.o.d -o CMakeFiles/opencv_test_optflow.dir/test/test_OF_reproducibility.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/test/test_OF_reproducibility.cpp
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/optflow && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/optflow/CMakeFiles/opencv_test_optflow.dir/test/test_motiontemplates.cpp.o -MF CMakeFiles/opencv_test_optflow.dir/test/test_motiontemplates.cpp.o.d -o CMakeFiles/opencv_test_optflow.dir/test/test_motiontemplates.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/test/test_motiontemplates.cpp
[100%] Building CXX object modules/optflow/CMakeFiles/opencv_test_optflow.dir/test/test_main.cpp.o
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/optflow && /gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__OPENCV_TESTS=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc/include -I/tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/test -isystem /tmp/guix-build-opencv-3.4.3.drv-0/build -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG -fPIE -MD -MT modules/optflow/CMakeFiles/opencv_test_optflow.dir/test/test_main.cpp.o -MF CMakeFiles/opencv_test_optflow.dir/test/test_main.cpp.o.d -o CMakeFiles/opencv_test_optflow.dir/test/test_main.cpp.o -c /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/test/test_main.cpp
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wmissing-prototypes’ is valid for C/ObjC but not for C++
cc1plus: warning: command-line option ‘-Wstrict-prototypes’ is valid for C/ObjC but not for C++
[100%] Linking CXX executable ../../bin/opencv_test_ximgproc
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_test_ximgproc.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG   -Wl,--gc-sections -rdynamic CMakeFiles/opencv_test_ximgproc.dir/test/test_adaptive_manifold.cpp.o CMakeFiles/opencv_test_ximgproc.dir/test/test_adaptive_manifold_ref_impl.cpp.o CMakeFiles/opencv_test_ximgproc.dir/test/test_anisodiff.cpp.o CMakeFiles/opencv_test_ximgproc.dir/test/test_bilateral_texture_filter.cpp.o CMakeFiles/opencv_test_ximgproc.dir/test/test_disparity_wls_filter.cpp.o CMakeFiles/opencv_test_ximgproc.dir/test/test_domain_transform.cpp.o CMakeFiles/opencv_test_ximgproc.dir/test/test_fast_hough_transform.cpp.o CMakeFiles/opencv_test_ximgproc.dir/test/test_fgs_filter.cpp.o CMakeFiles/opencv_test_ximgproc.dir/test/test_fld.cpp.o CMakeFiles/opencv_test_ximgproc.dir/test/test_guided_filter.cpp.o CMakeFiles/opencv_test_ximgproc.dir/test/test_joint_bilateral_filter.cpp.o CMakeFiles/opencv_test_ximgproc.dir/test/test_l0_smooth.cpp.o CMakeFiles/opencv_test_ximgproc.dir/test/test_main.cpp.o CMakeFiles/opencv_test_ximgproc.dir/test/test_ridge_detection_filter.cpp.o CMakeFiles/opencv_test_ximgproc.dir/test/test_rolling_guidance_filter.cpp.o CMakeFiles/opencv_test_ximgproc.dir/test/test_sparse_match_interpolator.cpp.o CMakeFiles/opencv_test_ximgproc.dir/test/test_structured_edge_detection.cpp.o CMakeFiles/opencv_test_ximgproc.dir/test/test_thinning.cpp.o CMakeFiles/opencv_test_ximgproc.dir/test/test_weighted_median_filter.cpp.o -o ../../bin/opencv_test_ximgproc  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib ../../lib/libopencv_ts.a ../../lib/libopencv_ximgproc.so.3.4.3 ../../lib/libopencv_calib3d.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_features2d.so.3.4.3 ../../lib/libopencv_flann.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/test/ocl/test_dis.cpp:43:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts/include/opencv2/ts/ocl_test.hpp:51,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow/test/ocl/test_motempl.cpp:9:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[100%] Built target opencv_test_ximgproc
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/core_c.h:48,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc/include/opencv2/imgproc/types_c.h:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking/include/opencv2/tracking/tracker.hpp:46,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python_bindings_generator/pyopencv_generated_include.h:105,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/python/src2/cv2.cpp:30:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In copy constructor ‘CvMat::CvMat(const CvMat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:59: warning: ‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘struct CvMat’; use copy-assignment or copy-initialization instead [-Wclass-memaccess]
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |                                                           ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:428:16: note: ‘struct CvMat’ declared here
  428 | typedef struct CvMat
      |                ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In constructor ‘CvMat::CvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:535:69: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  535 |     *this = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                     ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h: In function ‘CvMat cvMat(const cv::Mat&)’:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:544:68: warning: implicitly-declared ‘constexpr CvMat& CvMat::operator=(const CvMat&)’ is deprecated [-Wdeprecated-copy]
  544 |     self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
      |                                                                    ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/types_c.h:466:5: note: because ‘CvMat’ has user-provided ‘CvMat::CvMat(const CvMat&)’
  466 |     CvMat(const CvMat& m) { memcpy(this, &m, sizeof(CvMat));}
      |     ^~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/python/src2/cv2.cpp: At global scope:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/python/src2/cv2.cpp:711:1: warning: missing initializer for member ‘_typeobject::tp_vectorcall’ [-Wmissing-field-initializers]
  711 | };
      | ^
[100%] Linking CXX executable ../../bin/opencv_test_tracking
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_test_tracking.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-shadow -O2 -g -DNDEBUG   -Wl,--gc-sections -rdynamic CMakeFiles/opencv_test_tracking.dir/test/test_aukf.cpp.o CMakeFiles/opencv_test_tracking.dir/test/test_main.cpp.o CMakeFiles/opencv_test_tracking.dir/test/test_trackerParametersIO.cpp.o CMakeFiles/opencv_test_tracking.dir/test/test_trackers.cpp.o CMakeFiles/opencv_test_tracking.dir/test/test_ukf.cpp.o -o ../../bin/opencv_test_tracking  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib ../../lib/libopencv_ts.a ../../lib/libopencv_tracking.so.3.4.3 ../../lib/libopencv_plot.so.3.4.3 ../../lib/libopencv_video.so.3.4.3 ../../lib/libopencv_datasets.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_text.so.3.4.3 ../../lib/libopencv_ml.so.3.4.3 ../../lib/libopencv_dnn.so.3.4.3 ../../lib/libopencv_features2d.so.3.4.3 ../../lib/libopencv_flann.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/python/src2/cv2.cpp:1817:
/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python_bindings_generator/pyopencv_generated_types.h: In function ‘bool pyopencv_to(PyObject*, T&, const char*) [with T = cv::FileNode; PyObject = _object]’:
/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python_bindings_generator/pyopencv_generated_types.h:1343:40: warning: implicitly-declared ‘constexpr cv::FileNode& cv::FileNode::operator=(const cv::FileNode&)’ is deprecated [-Wdeprecated-copy]
 1343 |     dst = ((pyopencv_FileNode_t*)src)->v;
      |                                        ^
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:60,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python_bindings_generator/pyopencv_generated_include.h:1,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/python/src2/cv2.cpp:30:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp:1322:8: note: because ‘cv::FileNode’ has user-provided ‘cv::FileNode::FileNode(const cv::FileNode&)’
 1322 | inline FileNode::FileNode(const FileNode& _node) : fs(_node.fs), node(_node.node) {}
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python_bindings_generator/pyopencv_generated_types.h: In function ‘PyObject* pyopencv_cv_FileStorage_getFirstTopLevelNode(PyObject*, PyObject*, PyObject*)’:
/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python_bindings_generator/pyopencv_generated_types.h:9849:56: warning: implicitly-declared ‘constexpr cv::FileNode& cv::FileNode::operator=(const cv::FileNode&)’ is deprecated [-Wdeprecated-copy]
 9849 |         ERRWRAP2(retval = _self_->getFirstTopLevelNode());
      |                                                        ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/python/src2/cv2.cpp:96:5: note: in definition of macro ‘ERRWRAP2’
   96 |     expr; \
      |     ^~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:60,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python_bindings_generator/pyopencv_generated_include.h:1,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/python/src2/cv2.cpp:30:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp:1322:8: note: because ‘cv::FileNode’ has user-provided ‘cv::FileNode::FileNode(const cv::FileNode&)’
 1322 | inline FileNode::FileNode(const FileNode& _node) : fs(_node.fs), node(_node.node) {}
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python_bindings_generator/pyopencv_generated_types.h: In function ‘PyObject* pyopencv_cv_FileStorage_getNode(PyObject*, PyObject*, PyObject*)’:
/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python_bindings_generator/pyopencv_generated_types.h:9891:54: warning: implicitly-declared ‘constexpr cv::FileNode& cv::FileNode::operator=(const cv::FileNode&)’ is deprecated [-Wdeprecated-copy]
 9891 |         ERRWRAP2(retval = _self_->operator[](nodename));
      |                                                      ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/python/src2/cv2.cpp:96:5: note: in definition of macro ‘ERRWRAP2’
   96 |     expr; \
      |     ^~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:60,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python_bindings_generator/pyopencv_generated_include.h:1,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/python/src2/cv2.cpp:30:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp:1322:8: note: because ‘cv::FileNode’ has user-provided ‘cv::FileNode::FileNode(const cv::FileNode&)’
 1322 | inline FileNode::FileNode(const FileNode& _node) : fs(_node.fs), node(_node.node) {}
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python_bindings_generator/pyopencv_generated_types.h: In function ‘PyObject* pyopencv_cv_FileStorage_root(PyObject*, PyObject*, PyObject*)’:
/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python_bindings_generator/pyopencv_generated_types.h:10000:49: warning: implicitly-declared ‘constexpr cv::FileNode& cv::FileNode::operator=(const cv::FileNode&)’ is deprecated [-Wdeprecated-copy]
10000 |         ERRWRAP2(retval = _self_->root(streamidx));
      |                                                 ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/python/src2/cv2.cpp:96:5: note: in definition of macro ‘ERRWRAP2’
   96 |     expr; \
      |     ^~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:60,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python_bindings_generator/pyopencv_generated_include.h:1,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/python/src2/cv2.cpp:30:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp:1322:8: note: because ‘cv::FileNode’ has user-provided ‘cv::FileNode::FileNode(const cv::FileNode&)’
 1322 | inline FileNode::FileNode(const FileNode& _node) : fs(_node.fs), node(_node.node) {}
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python_bindings_generator/pyopencv_generated_types.h: In function ‘PyObject* pyopencv_cv_FileNode_at(PyObject*, PyObject*, PyObject*)’:
/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python_bindings_generator/pyopencv_generated_types.h:10194:47: warning: implicitly-declared ‘constexpr cv::FileNode& cv::FileNode::operator=(const cv::FileNode&)’ is deprecated [-Wdeprecated-copy]
10194 |         ERRWRAP2(retval = _self_->operator[](i));
      |                                               ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/python/src2/cv2.cpp:96:5: note: in definition of macro ‘ERRWRAP2’
   96 |     expr; \
      |     ^~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:60,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python_bindings_generator/pyopencv_generated_include.h:1,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/python/src2/cv2.cpp:30:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp:1322:8: note: because ‘cv::FileNode’ has user-provided ‘cv::FileNode::FileNode(const cv::FileNode&)’
 1322 | inline FileNode::FileNode(const FileNode& _node) : fs(_node.fs), node(_node.node) {}
      |        ^~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python_bindings_generator/pyopencv_generated_types.h: In function ‘PyObject* pyopencv_cv_FileNode_getNode(PyObject*, PyObject*, PyObject*)’:
/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python_bindings_generator/pyopencv_generated_types.h:10236:54: warning: implicitly-declared ‘constexpr cv::FileNode& cv::FileNode::operator=(const cv::FileNode&)’ is deprecated [-Wdeprecated-copy]
10236 |         ERRWRAP2(retval = _self_->operator[](nodename));
      |                                                      ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/python/src2/cv2.cpp:96:5: note: in definition of macro ‘ERRWRAP2’
   96 |     expr; \
      |     ^~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:60,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python_bindings_generator/pyopencv_generated_include.h:1,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/python/src2/cv2.cpp:30:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/persistence.hpp:1322:8: note: because ‘cv::FileNode’ has user-provided ‘cv::FileNode::FileNode(const cv::FileNode&)’
 1322 | inline FileNode::FileNode(const FileNode& _node) : fs(_node.fs), node(_node.node) {}
      |        ^~~~~~~~
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[100%] Built target opencv_test_tracking
/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python_bindings_generator/pyopencv_generated_types.h: In function ‘PyObject* pyopencv_cv_ml_ml_EM_predict2(PyObject*, PyObject*, PyObject*)’:
/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python_bindings_generator/pyopencv_generated_types.h:16366:57: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
16366 |         ERRWRAP2(retval = _self_->predict2(sample, probs));
      |                                                         ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/python/src2/cv2.cpp:96:5: note: in definition of macro ‘ERRWRAP2’
   96 |     expr; \
      |     ^~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python_bindings_generator/pyopencv_generated_include.h:1,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/python/src2/cv2.cpp:30:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python_bindings_generator/pyopencv_generated_types.h:16384:57: warning: implicitly-declared ‘constexpr cv::Vec<double, 2>& cv::Vec<double, 2>::operator=(const cv::Vec<double, 2>&)’ is deprecated [-Wdeprecated-copy]
16384 |         ERRWRAP2(retval = _self_->predict2(sample, probs));
      |                                                         ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/python/src2/cv2.cpp:96:5: note: in definition of macro ‘ERRWRAP2’
   96 |     expr; \
      |     ^~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python_bindings_generator/pyopencv_generated_include.h:1,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/python/src2/cv2.cpp:30:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 2>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 2]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python_bindings_generator/pyopencv_generated_funcs.h: In function ‘PyObject* pyopencv_cv_RQDecomp3x3(PyObject*, PyObject*, PyObject*)’:
/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python_bindings_generator/pyopencv_generated_funcs.h:1517:70: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
 1517 |         ERRWRAP2(retval = cv::RQDecomp3x3(src, mtxR, mtxQ, Qx, Qy, Qz));
      |                                                                      ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/python/src2/cv2.cpp:96:5: note: in definition of macro ‘ERRWRAP2’
   96 |     expr; \
      |     ^~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python_bindings_generator/pyopencv_generated_include.h:1,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/python/src2/cv2.cpp:30:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python_bindings_generator/pyopencv_generated_funcs.h:1547:70: warning: implicitly-declared ‘constexpr cv::Vec<double, 3>& cv::Vec<double, 3>::operator=(const cv::Vec<double, 3>&)’ is deprecated [-Wdeprecated-copy]
 1547 |         ERRWRAP2(retval = cv::RQDecomp3x3(src, mtxR, mtxQ, Qx, Qy, Qz));
      |                                                                      ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/python/src2/cv2.cpp:96:5: note: in definition of macro ‘ERRWRAP2’
   96 |     expr; \
      |     ^~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python_bindings_generator/pyopencv_generated_include.h:1,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/python/src2/cv2.cpp:30:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<double, 3>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = double; int cn = 3]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
[100%] Linking CXX executable ../../bin/opencv_test_optflow
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/optflow && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_test_optflow.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -O2 -g -DNDEBUG   -Wl,--gc-sections -rdynamic CMakeFiles/opencv_test_optflow.dir/test/ocl/test_dis.cpp.o CMakeFiles/opencv_test_optflow.dir/test/ocl/test_motempl.cpp.o CMakeFiles/opencv_test_optflow.dir/test/test_OF_accuracy.cpp.o CMakeFiles/opencv_test_optflow.dir/test/test_OF_reproducibility.cpp.o CMakeFiles/opencv_test_optflow.dir/test/test_main.cpp.o CMakeFiles/opencv_test_optflow.dir/test/test_motiontemplates.cpp.o -o ../../bin/opencv_test_optflow  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib ../../lib/libopencv_ts.a ../../lib/libopencv_optflow.so.3.4.3 ../../lib/libopencv_video.so.3.4.3 ../../lib/libopencv_ximgproc.so.3.4.3 -ldl -lm -lpthread -lrt ../../lib/libopencv_calib3d.so.3.4.3 ../../lib/libopencv_features2d.so.3.4.3 ../../lib/libopencv_flann.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python_bindings_generator/pyopencv_generated_funcs.h: In function ‘PyObject* pyopencv_cv_ximgproc_HoughPoint2Line(PyObject*, PyObject*, PyObject*)’:
/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python_bindings_generator/pyopencv_generated_funcs.h:25882:108: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
25882 |         ERRWRAP2(retval = cv::ximgproc::HoughPoint2Line(houghPoint, srcImgInfo, angleRange, makeSkew, rules));
      |                                                                                                            ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/python/src2/cv2.cpp:96:5: note: in definition of macro ‘ERRWRAP2’
   96 |     expr; \
      |     ^~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python_bindings_generator/pyopencv_generated_include.h:1,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/python/src2/cv2.cpp:30:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
/tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python_bindings_generator/pyopencv_generated_funcs.h:25903:108: warning: implicitly-declared ‘constexpr cv::Vec<int, 4>& cv::Vec<int, 4>::operator=(const cv::Vec<int, 4>&)’ is deprecated [-Wdeprecated-copy]
25903 |         ERRWRAP2(retval = cv::ximgproc::HoughPoint2Line(houghPoint, srcImgInfo, angleRange, makeSkew, rules));
      |                                                                                                            ^
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/python/src2/cv2.cpp:96:5: note: in definition of macro ‘ERRWRAP2’
   96 |     expr; \
      |     ^~~~
In file included from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core.hpp:57,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python_bindings_generator/pyopencv_generated_include.h:1,
                 from /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/python/src2/cv2.cpp:30:
/tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core/include/opencv2/core/matx.hpp:1030:1: note: because ‘cv::Vec<int, 4>’ has user-provided ‘cv::Vec<_Tp, cn>::Vec(const cv::Vec<_Tp, cn>&) [with _Tp = int; int cn = 4]’
 1030 | Vec<_Tp, cn>::Vec(const Vec<_Tp, cn>& m)
      | ^~~~~~~~~~~~
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[100%] Built target opencv_test_optflow
[100%] Linking CXX shared module ../../lib/python3/cv2.cpython-39-aarch64-linux-gnu.so
cd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python3 && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_link_script CMakeFiles/opencv_python3.dir/link.txt --verbose=1
/gnu/store/ky9xbrj6slwvgwa4536xbs5lradbqfk5-gcc-10.3.0/bin/c++ -fPIC    -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes  -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wsuggest-override -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wimplicit-fallthrough=3 -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections   -fvisibility=hidden -fvisibility-inlines-hidden -Wno-unused-function -Wno-deprecated-declarations -Wno-overloaded-virtual -Wno-undef -O2 -g -DNDEBUG  -Wl,--exclude-libs=ALL -shared  -o ../../lib/python3/cv2.cpython-39-aarch64-linux-gnu.so CMakeFiles/opencv_python3.dir/__/src2/cv2.cpp.o  -Wl,-rpath,/tmp/guix-build-opencv-3.4.3.drv-0/build/lib:::::::::::::::: ../../lib/libopencv_hdf.so.3.4.3 ../../lib/libopencv_reg.so.3.4.3 ../../lib/libopencv_surface_matching.so.3.4.3 ../../lib/libopencv_xphoto.so.3.4.3 ../../lib/libopencv_face.so.3.4.3 ../../lib/libopencv_freetype.so.3.4.3 ../../lib/libopencv_fuzzy.so.3.4.3 ../../lib/libopencv_hfs.so.3.4.3 ../../lib/libopencv_img_hash.so.3.4.3 ../../lib/libopencv_shape.so.3.4.3 ../../lib/libopencv_xobjdetect.so.3.4.3 ../../lib/libopencv_superres.so.3.4.3 ../../lib/libopencv_bioinspired.so.3.4.3 ../../lib/libopencv_dpm.so.3.4.3 ../../lib/libopencv_line_descriptor.so.3.4.3 ../../lib/libopencv_saliency.so.3.4.3 ../../lib/libopencv_ccalib.so.3.4.3 ../../lib/libopencv_rgbd.so.3.4.3 ../../lib/libopencv_stitching.so.3.4.3 ../../lib/libopencv_structured_light.so.3.4.3 ../../lib/libopencv_tracking.so.3.4.3 ../../lib/libopencv_videostab.so.3.4.3 ../../lib/libopencv_aruco.so.3.4.3 ../../lib/libopencv_bgsegm.so.3.4.3 ../../lib/libopencv_optflow.so.3.4.3 ../../lib/libopencv_objdetect.so.3.4.3 ../../lib/libopencv_phase_unwrapping.so.3.4.3 ../../lib/libopencv_plot.so.3.4.3 ../../lib/libopencv_datasets.so.3.4.3 ../../lib/libopencv_text.so.3.4.3 ../../lib/libopencv_ml.so.3.4.3 ../../lib/libopencv_dnn.so.3.4.3 ../../lib/libopencv_photo.so.3.4.3 ../../lib/libopencv_video.so.3.4.3 ../../lib/libopencv_ximgproc.so.3.4.3 ../../lib/libopencv_calib3d.so.3.4.3 ../../lib/libopencv_features2d.so.3.4.3 ../../lib/libopencv_flann.so.3.4.3 ../../lib/libopencv_highgui.so.3.4.3 ../../lib/libopencv_videoio.so.3.4.3 ../../lib/libopencv_imgcodecs.so.3.4.3 ../../lib/libopencv_imgproc.so.3.4.3 ../../lib/libopencv_core.so.3.4.3 
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[100%] Built target opencv_python3
make[1]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
/gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_progress_start /tmp/guix-build-opencv-3.4.3.drv-0/build/CMakeFiles 0
phase `build' succeeded after 1007.5 seconds
starting phase `start-xserver'
_XSERVTransmkdir: ERROR: euid != 0,directory /tmp/.X11-unix will not be created.
phase `start-xserver' succeeded after 0.0 seconds
starting phase `check'
Running tests...
/gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/ctest --force-new-ctest-process 
Test project /tmp/guix-build-opencv-3.4.3.drv-0/build
      Start  1: opencv_test_core
The XKEYBOARD keymap compiler (xkbcomp) reports:
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> Warning:          Could not resolve keysym XF86Macro6
> Warning:          Could not resolve keysym XF86Macro7
> Warning:          Could not resolve keysym XF86Macro8
> Warning:          Could not resolve keysym XF86Macro9
> Warning:          Could not resolve keysym XF86Macro10
> Warning:          Could not resolve keysym XF86Macro11
> Warning:          Could not resolve keysym XF86Macro12
> Warning:          Could not resolve keysym XF86Macro13
> Warning:          Could not resolve keysym XF86Macro14
> Warning:          Could not resolve keysym XF86Macro15
> Warning:          Could not resolve keysym XF86Macro16
> Warning:          Could not resolve keysym XF86Macro17
> Warning:          Could not resolve keysym XF86Macro18
> Warning:          Could not resolve keysym XF86Macro19
> Warning:          Could not resolve keysym XF86Macro20
> Warning:          Could not resolve keysym XF86Macro21
> Warning:          Could not resolve keysym XF86Macro22
> Warning:          Could not resolve keysym XF86Macro23
> Warning:          Could not resolve keysym XF86Macro24
> Warning:          Could not resolve keysym XF86Macro25
> Warning:          Could not resolve keysym XF86Macro26
> Warning:          Could not resolve keysym XF86Macro27
> Warning:          Could not resolve keysym XF86Macro28
> Warning:          Could not resolve keysym XF86Macro29
> Warning:          Could not resolve keysym XF86Macro30
> Warning:          Could not resolve keysym XF86MacroRecordStart
> Warning:          Could not resolve keysym XF86MacroRecordStop
> Warning:          Could not resolve keysym XF86MacroPresetCycle
> Warning:          Could not resolve keysym XF86MacroPreset1
> Warning:          Could not resolve keysym XF86MacroPreset2
> Warning:          Could not resolve keysym XF86MacroPreset3
> Warning:          Could not resolve keysym XF86KbdLcdMenu1
> Warning:          Could not resolve keysym XF86KbdLcdMenu2
> Warning:          Could not resolve keysym XF86KbdLcdMenu3
> Warning:          Could not resolve keysym XF86KbdLcdMenu4
> Warning:          Could not resolve keysym XF86KbdLcdMenu5
Errors from xkbcomp are not fatal to the X server
 1/35 Test  #1: opencv_test_core .................   Passed  167.02 sec
      Start  2: opencv_test_flann
 2/35 Test  #2: opencv_test_flann ................   Passed    0.05 sec
      Start  3: opencv_test_hdf
 3/35 Test  #3: opencv_test_hdf ..................   Passed    0.10 sec
      Start  4: opencv_test_imgproc
 4/35 Test  #4: opencv_test_imgproc ..............   Passed  136.42 sec
      Start  5: opencv_test_ml
 5/35 Test  #5: opencv_test_ml ...................   Passed  132.08 sec
      Start  6: opencv_test_objdetect
 6/35 Test  #6: opencv_test_objdetect ............   Passed   18.84 sec
      Start  7: opencv_test_phase_unwrapping
 7/35 Test  #7: opencv_test_phase_unwrapping .....   Passed    0.51 sec
      Start  8: opencv_test_photo
 8/35 Test  #8: opencv_test_photo ................   Passed   37.31 sec
      Start  9: opencv_test_reg
 9/35 Test  #9: opencv_test_reg ..................   Passed    1.23 sec
      Start 10: opencv_test_video
10/35 Test #10: opencv_test_video ................   Passed   14.04 sec
      Start 11: opencv_test_xphoto
11/35 Test #11: opencv_test_xphoto ...............   Passed    2.22 sec
      Start 12: opencv_test_dnn
12/35 Test #12: opencv_test_dnn ..................   Passed    1.29 sec
      Start 13: opencv_test_face
13/35 Test #13: opencv_test_face .................   Passed  124.75 sec
      Start 14: opencv_test_fuzzy
14/35 Test #14: opencv_test_fuzzy ................   Passed    3.86 sec
      Start 15: opencv_test_img_hash
15/35 Test #15: opencv_test_img_hash .............   Passed    0.10 sec
      Start 16: opencv_test_imgcodecs
16/35 Test #16: opencv_test_imgcodecs ............   Passed  145.16 sec
      Start 17: opencv_test_shape
17/35 Test #17: opencv_test_shape ................   Passed  926.87 sec
      Start 18: opencv_test_videoio
18/35 Test #18: opencv_test_videoio ..............   Passed  121.01 sec
      Start 19: opencv_test_highgui
19/35 Test #19: opencv_test_highgui ..............   Passed    0.59 sec
      Start 20: opencv_test_superres
The XKEYBOARD keymap compiler (xkbcomp) reports:
> Warning:          Could not resolve keysym XF86BrightnessAuto
> Warning:          Could not resolve keysym XF86DisplayOff
> Warning:          Could not resolve keysym XF86Info
> Warning:          Could not resolve keysym XF86AspectRatio
> Warning:          Could not resolve keysym XF86DVD
> Warning:          Could not resolve keysym XF86Audio
> Warning:          Could not resolve keysym XF86ChannelUp
> Warning:          Could not resolve keysym XF86ChannelDown
> Warning:          Could not resolve keysym XF86Break
> Warning:          Could not resolve keysym XF86VideoPhone
> Warning:          Could not resolve keysym XF86ZoomReset
> Warning:          Could not resolve keysym XF86Editor
> Warning:          Could not resolve keysym XF86GraphicsEditor
> Warning:          Could not resolve keysym XF86Presentation
> Warning:          Could not resolve keysym XF86Database
> Warning:          Could not resolve keysym XF86Voicemail
> Warning:          Could not resolve keysym XF86Addressbook
> Warning:          Could not resolve keysym XF86DisplayToggle
> Warning:          Could not resolve keysym XF86SpellCheck
> Warning:          Could not resolve keysym XF86ContextMenu
> Warning:          Could not resolve keysym XF86MediaRepeat
> Warning:          Could not resolve keysym XF8610ChannelsUp
> Warning:          Could not resolve keysym XF8610ChannelsDown
> Warning:          Could not resolve keysym XF86Images
> Warning:          Could not resolve keysym XF86NotificationCenter
> Warning:          Could not resolve keysym XF86PickupPhone
> Warning:          Could not resolve keysym XF86HangupPhone
> Warning:          Could not resolve keysym XF86Fn
> Warning:          Could not resolve keysym XF86Fn_Esc
> Warning:          Could not resolve keysym XF86FnRightShift
> Warning:          Could not resolve keysym XF86Numeric0
> Warning:          Could not resolve keysym XF86Numeric1
> Warning:          Could not resolve keysym XF86Numeric2
> Warning:          Could not resolve keysym XF86Numeric3
> Warning:          Could not resolve keysym XF86Numeric4
> Warning:          Could not resolve keysym XF86Numeric5
> Warning:          Could not resolve keysym XF86Numeric6
> Warning:          Could not resolve keysym XF86Numeric7
> Warning:          Could not resolve keysym XF86Numeric8
> Warning:          Could not resolve keysym XF86Numeric9
> Warning:          Could not resolve keysym XF86NumericStar
> Warning:          Could not resolve keysym XF86NumericPound
> Warning:          Could not resolve keysym XF86NumericA
> Warning:          Could not resolve keysym XF86NumericB
> Warning:          Could not resolve keysym XF86NumericC
> Warning:          Could not resolve keysym XF86NumericD
> Warning:          Could not resolve keysym XF86CameraFocus
> Warning:          Could not resolve keysym XF86WPSButton
> Warning:          Could not resolve keysym XF86CameraZoomIn
> Warning:          Could not resolve keysym XF86CameraZoomOut
> Warning:          Could not resolve keysym XF86CameraUp
> Warning:          Could not resolve keysym XF86CameraDown
> Warning:          Could not resolve keysym XF86CameraLeft
> Warning:          Could not resolve keysym XF86CameraRight
> Warning:          Could not resolve keysym XF86AttendantOn
> Warning:          Could not resolve keysym XF86AttendantOff
> Warning:          Could not resolve keysym XF86AttendantToggle
> Warning:          Could not resolve keysym XF86LightsToggle
> Warning:          Could not resolve keysym XF86ALSToggle
> Warning:          Could not resolve keysym XF86Buttonconfig
> Warning:          Could not resolve keysym XF86Taskmanager
> Warning:          Could not resolve keysym XF86Journal
> Warning:          Could not resolve keysym XF86ControlPanel
> Warning:          Could not resolve keysym XF86AppSelect
> Warning:          Could not resolve keysym XF86Screensaver
> Warning:          Could not resolve keysym XF86VoiceCommand
> Warning:          Could not resolve keysym XF86Assistant
> Warning:          Could not resolve keysym XF86BrightnessMin
> Warning:          Could not resolve keysym XF86BrightnessMax
> Warning:          Could not resolve keysym XF86KbdInputAssistPrev
> Warning:          Could not resolve keysym XF86KbdInputAssistNext
> Warning:          Could not resolve keysym XF86KbdInputAssistPrevgroup
> Warning:          Could not resolve keysym XF86KbdInputAssistNextgroup
> Warning:          Could not resolve keysym XF86KbdInputAssistAccept
> Warning:          Could not resolve keysym XF86KbdInputAssistCancel
> Warning:          Could not resolve keysym XF86RightUp
> Warning:          Could not resolve keysym XF86RightDown
> Warning:          Could not resolve keysym XF86LeftUp
> Warning:          Could not resolve keysym XF86LeftDown
> Warning:          Could not resolve keysym XF86RootMenu
> Warning:          Could not resolve keysym XF86MediaTopMenu
> Warning:          Could not resolve keysym XF86Numeric11
> Warning:          Could not resolve keysym XF86Numeric12
> Warning:          Could not resolve keysym XF86AudioDesc
> Warning:          Could not resolve keysym XF863DMode
> Warning:          Could not resolve keysym XF86NextFavorite
> Warning:          Could not resolve keysym XF86StopRecord
> Warning:          Could not resolve keysym XF86PauseRecord
> Warning:          Could not resolve keysym XF86VOD
> Warning:          Could not resolve keysym XF86Unmute
> Warning:          Could not resolve keysym XF86FastReverse
> Warning:          Could not resolve keysym XF86SlowReverse
> Warning:          Could not resolve keysym XF86Data
> Warning:          Could not resolve keysym XF86OnScreenKeyboard
> Warning:          Could not resolve keysym XF86PrivacyScreenToggle
> Warning:          Could not resolve keysym XF86SelectiveScreenshot
> Warning:          Could not resolve keysym XF86Macro1
> Warning:          Could not resolve keysym XF86Macro2
> Warning:          Could not resolve keysym XF86Macro3
> Warning:          Could not resolve keysym XF86Macro4
> Warning:          Could not resolve keysym XF86Macro5
> Warning:          Could not resolve keysym XF86Macro6
> Warning:          Could not resolve keysym XF86Macro7
> Warning:          Could not resolve keysym XF86Macro8
> Warning:          Could not resolve keysym XF86Macro9
> Warning:          Could not resolve keysym XF86Macro10
> Warning:          Could not resolve keysym XF86Macro11
> Warning:          Could not resolve keysym XF86Macro12
> Warning:          Could not resolve keysym XF86Macro13
> Warning:          Could not resolve keysym XF86Macro14
> Warning:          Could not resolve keysym XF86Macro15
> Warning:          Could not resolve keysym XF86Macro16
> Warning:          Could not resolve keysym XF86Macro17
> Warning:          Could not resolve keysym XF86Macro18
> Warning:          Could not resolve keysym XF86Macro19
> Warning:          Could not resolve keysym XF86Macro20
> Warning:          Could not resolve keysym XF86Macro21
> Warning:          Could not resolve keysym XF86Macro22
> Warning:          Could not resolve keysym XF86Macro23
> Warning:          Could not resolve keysym XF86Macro24
> Warning:          Could not resolve keysym XF86Macro25
> Warning:          Could not resolve keysym XF86Macro26
> Warning:          Could not resolve keysym XF86Macro27
> Warning:          Could not resolve keysym XF86Macro28
> Warning:          Could not resolve keysym XF86Macro29
> Warning:          Could not resolve keysym XF86Macro30
> Warning:          Could not resolve keysym XF86MacroRecordStart
> Warning:          Could not resolve keysym XF86MacroRecordStop
> Warning:          Could not resolve keysym XF86MacroPresetCycle
> Warning:          Could not resolve keysym XF86MacroPreset1
> Warning:          Could not resolve keysym XF86MacroPreset2
> Warning:          Could not resolve keysym XF86MacroPreset3
> Warning:          Could not resolve keysym XF86KbdLcdMenu1
> Warning:          Could not resolve keysym XF86KbdLcdMenu2
> Warning:          Could not resolve keysym XF86KbdLcdMenu3
> Warning:          Could not resolve keysym XF86KbdLcdMenu4
> Warning:          Could not resolve keysym XF86KbdLcdMenu5
Errors from xkbcomp are not fatal to the X server
20/35 Test #20: opencv_test_superres .............   Passed    4.68 sec
      Start 21: opencv_test_bioinspired
21/35 Test #21: opencv_test_bioinspired ..........   Passed    7.18 sec
      Start 22: opencv_test_features2d
22/35 Test #22: opencv_test_features2d ...........   Passed   94.80 sec
      Start 23: opencv_test_line_descriptor
23/35 Test #23: opencv_test_line_descriptor ......   Passed    2.80 sec
      Start 24: opencv_test_text
24/35 Test #24: opencv_test_text .................   Passed    0.05 sec
      Start 25: opencv_test_calib3d
25/35 Test #25: opencv_test_calib3d ..............   Passed  119.38 sec
      Start 26: opencv_test_rgbd
26/35 Test #26: opencv_test_rgbd .................   Passed   20.57 sec
      Start 27: opencv_test_stereo
27/35 Test #27: opencv_test_stereo ...............   Passed    0.35 sec
      Start 28: opencv_test_stitching
28/35 Test #28: opencv_test_stitching ............   Passed    0.97 sec
      Start 29: opencv_test_structured_light
29/35 Test #29: opencv_test_structured_light .....   Passed   20.73 sec
      Start 30: opencv_test_tracking
30/35 Test #30: opencv_test_tracking .............   Passed  385.61 sec
      Start 31: opencv_test_videostab
31/35 Test #31: opencv_test_videostab ............   Passed    5.36 sec
      Start 32: opencv_test_ximgproc
32/35 Test #32: opencv_test_ximgproc .............   Passed  221.43 sec
      Start 33: opencv_test_aruco
33/35 Test #33: opencv_test_aruco ................   Passed    3.24 sec
      Start 34: opencv_test_bgsegm
34/35 Test #34: opencv_test_bgsegm ...............   Passed   98.64 sec
      Start 35: opencv_test_optflow
35/35 Test #35: opencv_test_optflow ..............   Passed   93.24 sec

100% tests passed, 0 tests failed out of 35

Label Time Summary:
Accuracy                   = 2912.48 sec*proc (35 tests)
Extra                      = 986.62 sec*proc (18 tests)
Main                       = 1925.86 sec*proc (17 tests)
opencv_aruco               =   3.24 sec*proc (1 test)
opencv_bgsegm              =  98.64 sec*proc (1 test)
opencv_bioinspired         =   7.18 sec*proc (1 test)
opencv_calib3d             = 119.38 sec*proc (1 test)
opencv_core                = 167.02 sec*proc (1 test)
opencv_dnn                 =   1.29 sec*proc (1 test)
opencv_face                = 124.75 sec*proc (1 test)
opencv_features2d          =  94.80 sec*proc (1 test)
opencv_flann               =   0.05 sec*proc (1 test)
opencv_fuzzy               =   3.86 sec*proc (1 test)
opencv_hdf                 =   0.10 sec*proc (1 test)
opencv_highgui             =   0.59 sec*proc (1 test)
opencv_img_hash            =   0.10 sec*proc (1 test)
opencv_imgcodecs           = 145.16 sec*proc (1 test)
opencv_imgproc             = 136.42 sec*proc (1 test)
opencv_line_descriptor     =   2.80 sec*proc (1 test)
opencv_ml                  = 132.08 sec*proc (1 test)
opencv_objdetect           =  18.84 sec*proc (1 test)
opencv_optflow             =  93.24 sec*proc (1 test)
opencv_phase_unwrapping    =   0.51 sec*proc (1 test)
opencv_photo               =  37.31 sec*proc (1 test)
opencv_reg                 =   1.23 sec*proc (1 test)
opencv_rgbd                =  20.57 sec*proc (1 test)
opencv_shape               = 926.87 sec*proc (1 test)
opencv_stereo              =   0.35 sec*proc (1 test)
opencv_stitching           =   0.97 sec*proc (1 test)
opencv_structured_light    =  20.73 sec*proc (1 test)
opencv_superres            =   4.68 sec*proc (1 test)
opencv_text                =   0.05 sec*proc (1 test)
opencv_tracking            = 385.61 sec*proc (1 test)
opencv_video               =  14.04 sec*proc (1 test)
opencv_videoio             = 121.01 sec*proc (1 test)
opencv_videostab           =   5.36 sec*proc (1 test)
opencv_ximgproc            = 221.43 sec*proc (1 test)
opencv_xphoto              =   2.22 sec*proc (1 test)

Total Test time (real) = 2912.57 sec
phase `check' succeeded after 2912.6 seconds
starting phase `install'
/gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -S/tmp/guix-build-opencv-3.4.3.drv-0/source -B/tmp/guix-build-opencv-3.4.3.drv-0/build --check-build-system CMakeFiles/Makefile.cmake 0
/gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_progress_start /tmp/guix-build-opencv-3.4.3.drv-0/build/CMakeFiles /tmp/guix-build-opencv-3.4.3.drv-0/build//CMakeFiles/progress.marks
make  -f CMakeFiles/Makefile2 all
make[1]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f CMakeFiles/gen-pkgconfig.dir/build.make CMakeFiles/gen-pkgconfig.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/CMakeFiles/gen-pkgconfig.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f CMakeFiles/gen-pkgconfig.dir/build.make CMakeFiles/gen-pkgconfig.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'CMakeFiles/gen-pkgconfig.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[  0%] Built target gen-pkgconfig
make  -f modules/core/CMakeFiles/opencv_core.dir/build.make modules/core/CMakeFiles/opencv_core.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core/CMakeFiles/opencv_core.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_core
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/core/CMakeFiles/opencv_core.dir/build.make modules/core/CMakeFiles/opencv_core.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/core/CMakeFiles/opencv_core.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[  8%] Built target opencv_core
make  -f modules/imgproc/CMakeFiles/opencv_imgproc.dir/build.make modules/imgproc/CMakeFiles/opencv_imgproc.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc/CMakeFiles/opencv_imgproc.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_imgproc
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/imgproc/CMakeFiles/opencv_imgproc.dir/build.make modules/imgproc/CMakeFiles/opencv_imgproc.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/imgproc/CMakeFiles/opencv_imgproc.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 14%] Built target opencv_imgproc
make  -f modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/build.make modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_imgcodecs
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/build.make modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/imgcodecs/CMakeFiles/opencv_imgcodecs.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 16%] Built target opencv_imgcodecs
make  -f modules/videoio/CMakeFiles/opencv_videoio.dir/build.make modules/videoio/CMakeFiles/opencv_videoio.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videoio /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videoio/CMakeFiles/opencv_videoio.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_videoio
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/videoio/CMakeFiles/opencv_videoio.dir/build.make modules/videoio/CMakeFiles/opencv_videoio.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/videoio/CMakeFiles/opencv_videoio.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 16%] Built target opencv_videoio
make  -f modules/highgui/CMakeFiles/opencv_highgui.dir/build.make modules/highgui/CMakeFiles/opencv_highgui.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/highgui /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/highgui/CMakeFiles/opencv_highgui.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_highgui
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/highgui/CMakeFiles/opencv_highgui.dir/build.make modules/highgui/CMakeFiles/opencv_highgui.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/highgui/CMakeFiles/opencv_highgui.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 16%] Built target opencv_highgui
make  -f modules/ts/CMakeFiles/opencv_ts.dir/build.make modules/ts/CMakeFiles/opencv_ts.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ts /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ts /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ts/CMakeFiles/opencv_ts.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_ts
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/ts/CMakeFiles/opencv_ts.dir/build.make modules/ts/CMakeFiles/opencv_ts.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/ts/CMakeFiles/opencv_ts.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 17%] Built target opencv_ts
make  -f modules/core/CMakeFiles/opencv_test_core.dir/build.make modules/core/CMakeFiles/opencv_test_core.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/core /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/core/CMakeFiles/opencv_test_core.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_test_core
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/core/CMakeFiles/opencv_test_core.dir/build.make modules/core/CMakeFiles/opencv_test_core.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/core/CMakeFiles/opencv_test_core.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 21%] Built target opencv_test_core
make  -f modules/flann/CMakeFiles/opencv_flann.dir/build.make modules/flann/CMakeFiles/opencv_flann.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/flann /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/flann/CMakeFiles/opencv_flann.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_flann
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/flann/CMakeFiles/opencv_flann.dir/build.make modules/flann/CMakeFiles/opencv_flann.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/flann/CMakeFiles/opencv_flann.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 21%] Built target opencv_flann
make  -f modules/flann/CMakeFiles/opencv_test_flann.dir/build.make modules/flann/CMakeFiles/opencv_test_flann.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/flann /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/flann /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/flann/CMakeFiles/opencv_test_flann.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_test_flann
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/flann/CMakeFiles/opencv_test_flann.dir/build.make modules/flann/CMakeFiles/opencv_test_flann.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/flann/CMakeFiles/opencv_test_flann.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 22%] Built target opencv_test_flann
make  -f modules/hdf/CMakeFiles/opencv_hdf.dir/build.make modules/hdf/CMakeFiles/opencv_hdf.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hdf /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/hdf /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/hdf/CMakeFiles/opencv_hdf.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_hdf
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/hdf/CMakeFiles/opencv_hdf.dir/build.make modules/hdf/CMakeFiles/opencv_hdf.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/hdf/CMakeFiles/opencv_hdf.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 22%] Built target opencv_hdf
make  -f modules/hdf/CMakeFiles/opencv_test_hdf.dir/build.make modules/hdf/CMakeFiles/opencv_test_hdf.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hdf /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/hdf /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/hdf/CMakeFiles/opencv_test_hdf.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_test_hdf
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/hdf/CMakeFiles/opencv_test_hdf.dir/build.make modules/hdf/CMakeFiles/opencv_test_hdf.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/hdf/CMakeFiles/opencv_test_hdf.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 22%] Built target opencv_test_hdf
make  -f modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/build.make modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgproc /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_test_imgproc
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/build.make modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/imgproc/CMakeFiles/opencv_test_imgproc.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 27%] Built target opencv_test_imgproc
make  -f modules/ml/CMakeFiles/opencv_ml.dir/build.make modules/ml/CMakeFiles/opencv_ml.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml/CMakeFiles/opencv_ml.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_ml
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/ml/CMakeFiles/opencv_ml.dir/build.make modules/ml/CMakeFiles/opencv_ml.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/ml/CMakeFiles/opencv_ml.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 28%] Built target opencv_ml
make  -f modules/ml/CMakeFiles/opencv_test_ml.dir/build.make modules/ml/CMakeFiles/opencv_test_ml.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/ml /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ml/CMakeFiles/opencv_test_ml.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_test_ml
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/ml/CMakeFiles/opencv_test_ml.dir/build.make modules/ml/CMakeFiles/opencv_test_ml.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/ml/CMakeFiles/opencv_test_ml.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 29%] Built target opencv_test_ml
make  -f modules/objdetect/CMakeFiles/opencv_objdetect.dir/build.make modules/objdetect/CMakeFiles/opencv_objdetect.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/objdetect /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/objdetect/CMakeFiles/opencv_objdetect.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_objdetect
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/objdetect/CMakeFiles/opencv_objdetect.dir/build.make modules/objdetect/CMakeFiles/opencv_objdetect.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/objdetect/CMakeFiles/opencv_objdetect.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 30%] Built target opencv_objdetect
make  -f modules/objdetect/CMakeFiles/opencv_test_objdetect.dir/build.make modules/objdetect/CMakeFiles/opencv_test_objdetect.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/objdetect /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/objdetect /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/objdetect/CMakeFiles/opencv_test_objdetect.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_test_objdetect
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/objdetect/CMakeFiles/opencv_test_objdetect.dir/build.make modules/objdetect/CMakeFiles/opencv_test_objdetect.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/objdetect/CMakeFiles/opencv_test_objdetect.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 30%] Built target opencv_test_objdetect
make  -f modules/phase_unwrapping/CMakeFiles/opencv_phase_unwrapping.dir/build.make modules/phase_unwrapping/CMakeFiles/opencv_phase_unwrapping.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/phase_unwrapping /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/phase_unwrapping /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/phase_unwrapping/CMakeFiles/opencv_phase_unwrapping.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_phase_unwrapping
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/phase_unwrapping/CMakeFiles/opencv_phase_unwrapping.dir/build.make modules/phase_unwrapping/CMakeFiles/opencv_phase_unwrapping.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/phase_unwrapping/CMakeFiles/opencv_phase_unwrapping.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 30%] Built target opencv_phase_unwrapping
make  -f modules/phase_unwrapping/CMakeFiles/opencv_test_phase_unwrapping.dir/build.make modules/phase_unwrapping/CMakeFiles/opencv_test_phase_unwrapping.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/phase_unwrapping /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/phase_unwrapping /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/phase_unwrapping/CMakeFiles/opencv_test_phase_unwrapping.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_test_phase_unwrapping
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/phase_unwrapping/CMakeFiles/opencv_test_phase_unwrapping.dir/build.make modules/phase_unwrapping/CMakeFiles/opencv_test_phase_unwrapping.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/phase_unwrapping/CMakeFiles/opencv_test_phase_unwrapping.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 30%] Built target opencv_test_phase_unwrapping
make  -f modules/photo/CMakeFiles/opencv_photo.dir/build.make modules/photo/CMakeFiles/opencv_photo.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo/CMakeFiles/opencv_photo.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_photo
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/photo/CMakeFiles/opencv_photo.dir/build.make modules/photo/CMakeFiles/opencv_photo.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/photo/CMakeFiles/opencv_photo.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 31%] Built target opencv_photo
make  -f modules/photo/CMakeFiles/opencv_test_photo.dir/build.make modules/photo/CMakeFiles/opencv_test_photo.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/photo /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/photo/CMakeFiles/opencv_test_photo.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_test_photo
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/photo/CMakeFiles/opencv_test_photo.dir/build.make modules/photo/CMakeFiles/opencv_test_photo.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/photo/CMakeFiles/opencv_test_photo.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 32%] Built target opencv_test_photo
make  -f modules/plot/CMakeFiles/opencv_plot.dir/build.make modules/plot/CMakeFiles/opencv_plot.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/plot /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/plot /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/plot/CMakeFiles/opencv_plot.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_plot
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/plot/CMakeFiles/opencv_plot.dir/build.make modules/plot/CMakeFiles/opencv_plot.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/plot/CMakeFiles/opencv_plot.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 33%] Built target opencv_plot
make  -f modules/reg/CMakeFiles/opencv_reg.dir/build.make modules/reg/CMakeFiles/opencv_reg.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/reg /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/reg/CMakeFiles/opencv_reg.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_reg
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/reg/CMakeFiles/opencv_reg.dir/build.make modules/reg/CMakeFiles/opencv_reg.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/reg/CMakeFiles/opencv_reg.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 34%] Built target opencv_reg
make  -f modules/reg/CMakeFiles/opencv_test_reg.dir/build.make modules/reg/CMakeFiles/opencv_test_reg.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/reg /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/reg /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/reg/CMakeFiles/opencv_test_reg.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_test_reg
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/reg/CMakeFiles/opencv_test_reg.dir/build.make modules/reg/CMakeFiles/opencv_test_reg.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/reg/CMakeFiles/opencv_test_reg.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 34%] Built target opencv_test_reg
make  -f modules/surface_matching/CMakeFiles/opencv_surface_matching.dir/build.make modules/surface_matching/CMakeFiles/opencv_surface_matching.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/surface_matching /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/surface_matching /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/surface_matching/CMakeFiles/opencv_surface_matching.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_surface_matching
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/surface_matching/CMakeFiles/opencv_surface_matching.dir/build.make modules/surface_matching/CMakeFiles/opencv_surface_matching.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/surface_matching/CMakeFiles/opencv_surface_matching.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 34%] Built target opencv_surface_matching
make  -f modules/video/CMakeFiles/opencv_video.dir/build.make modules/video/CMakeFiles/opencv_video.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video/CMakeFiles/opencv_video.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_video
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/video/CMakeFiles/opencv_video.dir/build.make modules/video/CMakeFiles/opencv_video.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/video/CMakeFiles/opencv_video.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 36%] Built target opencv_video
make  -f modules/video/CMakeFiles/opencv_test_video.dir/build.make modules/video/CMakeFiles/opencv_test_video.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/video /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/video/CMakeFiles/opencv_test_video.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_test_video
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/video/CMakeFiles/opencv_test_video.dir/build.make modules/video/CMakeFiles/opencv_test_video.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/video/CMakeFiles/opencv_test_video.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 37%] Built target opencv_test_video
make  -f modules/xphoto/CMakeFiles/opencv_xphoto.dir/build.make modules/xphoto/CMakeFiles/opencv_xphoto.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xphoto /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xphoto/CMakeFiles/opencv_xphoto.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_xphoto
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/xphoto/CMakeFiles/opencv_xphoto.dir/build.make modules/xphoto/CMakeFiles/opencv_xphoto.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/xphoto/CMakeFiles/opencv_xphoto.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 38%] Built target opencv_xphoto
make  -f modules/xphoto/CMakeFiles/opencv_test_xphoto.dir/build.make modules/xphoto/CMakeFiles/opencv_test_xphoto.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xphoto /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xphoto /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xphoto/CMakeFiles/opencv_test_xphoto.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_test_xphoto
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/xphoto/CMakeFiles/opencv_test_xphoto.dir/build.make modules/xphoto/CMakeFiles/opencv_test_xphoto.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/xphoto/CMakeFiles/opencv_test_xphoto.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 39%] Built target opencv_test_xphoto
make  -f modules/dnn/CMakeFiles/opencv_dnn.dir/build.make modules/dnn/CMakeFiles/opencv_dnn.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn/CMakeFiles/opencv_dnn.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_dnn
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/dnn/CMakeFiles/opencv_dnn.dir/build.make modules/dnn/CMakeFiles/opencv_dnn.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/dnn/CMakeFiles/opencv_dnn.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 45%] Built target opencv_dnn
make  -f modules/dnn/CMakeFiles/opencv_test_dnn.dir/build.make modules/dnn/CMakeFiles/opencv_test_dnn.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/dnn /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn/CMakeFiles/opencv_test_dnn.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_test_dnn
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/dnn/CMakeFiles/opencv_test_dnn.dir/build.make modules/dnn/CMakeFiles/opencv_test_dnn.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/dnn/CMakeFiles/opencv_test_dnn.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 46%] Built target opencv_test_dnn
make  -f modules/face/CMakeFiles/opencv_face.dir/build.make modules/face/CMakeFiles/opencv_face.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face/CMakeFiles/opencv_face.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_face
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/face/CMakeFiles/opencv_face.dir/build.make modules/face/CMakeFiles/opencv_face.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/face/CMakeFiles/opencv_face.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 48%] Built target opencv_face
make  -f modules/face/CMakeFiles/opencv_test_face.dir/build.make modules/face/CMakeFiles/opencv_test_face.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/face /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/face/CMakeFiles/opencv_test_face.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_test_face
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/face/CMakeFiles/opencv_test_face.dir/build.make modules/face/CMakeFiles/opencv_test_face.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/face/CMakeFiles/opencv_test_face.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 49%] Built target opencv_test_face
make  -f modules/freetype/CMakeFiles/opencv_freetype.dir/build.make modules/freetype/CMakeFiles/opencv_freetype.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/freetype /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/freetype /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/freetype/CMakeFiles/opencv_freetype.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_freetype
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/freetype/CMakeFiles/opencv_freetype.dir/build.make modules/freetype/CMakeFiles/opencv_freetype.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/freetype/CMakeFiles/opencv_freetype.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 50%] Built target opencv_freetype
make  -f modules/fuzzy/CMakeFiles/opencv_fuzzy.dir/build.make modules/fuzzy/CMakeFiles/opencv_fuzzy.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/fuzzy /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/fuzzy /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/fuzzy/CMakeFiles/opencv_fuzzy.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_fuzzy
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/fuzzy/CMakeFiles/opencv_fuzzy.dir/build.make modules/fuzzy/CMakeFiles/opencv_fuzzy.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/fuzzy/CMakeFiles/opencv_fuzzy.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 50%] Built target opencv_fuzzy
make  -f modules/fuzzy/CMakeFiles/opencv_test_fuzzy.dir/build.make modules/fuzzy/CMakeFiles/opencv_test_fuzzy.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/fuzzy /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/fuzzy /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/fuzzy/CMakeFiles/opencv_test_fuzzy.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_test_fuzzy
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/fuzzy/CMakeFiles/opencv_test_fuzzy.dir/build.make modules/fuzzy/CMakeFiles/opencv_test_fuzzy.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/fuzzy/CMakeFiles/opencv_test_fuzzy.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 50%] Built target opencv_test_fuzzy
make  -f modules/hfs/CMakeFiles/opencv_hfs.dir/build.make modules/hfs/CMakeFiles/opencv_hfs.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/hfs /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/hfs /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/hfs/CMakeFiles/opencv_hfs.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_hfs
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/hfs/CMakeFiles/opencv_hfs.dir/build.make modules/hfs/CMakeFiles/opencv_hfs.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/hfs/CMakeFiles/opencv_hfs.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 51%] Built target opencv_hfs
make  -f modules/img_hash/CMakeFiles/opencv_img_hash.dir/build.make modules/img_hash/CMakeFiles/opencv_img_hash.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/img_hash /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/img_hash/CMakeFiles/opencv_img_hash.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_img_hash
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/img_hash/CMakeFiles/opencv_img_hash.dir/build.make modules/img_hash/CMakeFiles/opencv_img_hash.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/img_hash/CMakeFiles/opencv_img_hash.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 52%] Built target opencv_img_hash
make  -f modules/img_hash/CMakeFiles/opencv_test_img_hash.dir/build.make modules/img_hash/CMakeFiles/opencv_test_img_hash.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/img_hash /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/img_hash /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/img_hash/CMakeFiles/opencv_test_img_hash.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_test_img_hash
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/img_hash/CMakeFiles/opencv_test_img_hash.dir/build.make modules/img_hash/CMakeFiles/opencv_test_img_hash.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/img_hash/CMakeFiles/opencv_test_img_hash.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 52%] Built target opencv_test_img_hash
make  -f modules/imgcodecs/CMakeFiles/opencv_test_imgcodecs.dir/build.make modules/imgcodecs/CMakeFiles/opencv_test_imgcodecs.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/imgcodecs /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/imgcodecs/CMakeFiles/opencv_test_imgcodecs.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_test_imgcodecs
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/imgcodecs/CMakeFiles/opencv_test_imgcodecs.dir/build.make modules/imgcodecs/CMakeFiles/opencv_test_imgcodecs.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/imgcodecs/CMakeFiles/opencv_test_imgcodecs.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 53%] Built target opencv_test_imgcodecs
make  -f modules/shape/CMakeFiles/opencv_shape.dir/build.make modules/shape/CMakeFiles/opencv_shape.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/shape /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/shape /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/shape/CMakeFiles/opencv_shape.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_shape
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/shape/CMakeFiles/opencv_shape.dir/build.make modules/shape/CMakeFiles/opencv_shape.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/shape/CMakeFiles/opencv_shape.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 54%] Built target opencv_shape
make  -f modules/shape/CMakeFiles/opencv_test_shape.dir/build.make modules/shape/CMakeFiles/opencv_test_shape.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/shape /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/shape /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/shape/CMakeFiles/opencv_test_shape.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_test_shape
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/shape/CMakeFiles/opencv_test_shape.dir/build.make modules/shape/CMakeFiles/opencv_test_shape.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/shape/CMakeFiles/opencv_test_shape.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 54%] Built target opencv_test_shape
make  -f modules/videoio/CMakeFiles/opencv_test_videoio.dir/build.make modules/videoio/CMakeFiles/opencv_test_videoio.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videoio /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videoio /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videoio/CMakeFiles/opencv_test_videoio.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_test_videoio
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/videoio/CMakeFiles/opencv_test_videoio.dir/build.make modules/videoio/CMakeFiles/opencv_test_videoio.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/videoio/CMakeFiles/opencv_test_videoio.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 55%] Built target opencv_test_videoio
make  -f modules/xobjdetect/CMakeFiles/opencv_xobjdetect.dir/build.make modules/xobjdetect/CMakeFiles/opencv_xobjdetect.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xobjdetect /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xobjdetect/CMakeFiles/opencv_xobjdetect.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_xobjdetect
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/xobjdetect/CMakeFiles/opencv_xobjdetect.dir/build.make modules/xobjdetect/CMakeFiles/opencv_xobjdetect.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/xobjdetect/CMakeFiles/opencv_xobjdetect.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 56%] Built target opencv_xobjdetect
make  -f modules/xobjdetect/tools/waldboost_detector/CMakeFiles/opencv_waldboost_detector.dir/build.make modules/xobjdetect/tools/waldboost_detector/CMakeFiles/opencv_waldboost_detector.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/xobjdetect/tools/waldboost_detector /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xobjdetect/tools/waldboost_detector /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/xobjdetect/tools/waldboost_detector/CMakeFiles/opencv_waldboost_detector.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_waldboost_detector
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/xobjdetect/tools/waldboost_detector/CMakeFiles/opencv_waldboost_detector.dir/build.make modules/xobjdetect/tools/waldboost_detector/CMakeFiles/opencv_waldboost_detector.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/xobjdetect/tools/waldboost_detector/CMakeFiles/opencv_waldboost_detector.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 56%] Built target opencv_waldboost_detector
make  -f modules/highgui/CMakeFiles/opencv_test_highgui.dir/build.make modules/highgui/CMakeFiles/opencv_test_highgui.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/highgui /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/highgui /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/highgui/CMakeFiles/opencv_test_highgui.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_test_highgui
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/highgui/CMakeFiles/opencv_test_highgui.dir/build.make modules/highgui/CMakeFiles/opencv_test_highgui.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/highgui/CMakeFiles/opencv_test_highgui.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 57%] Built target opencv_test_highgui
make  -f modules/superres/CMakeFiles/opencv_superres.dir/build.make modules/superres/CMakeFiles/opencv_superres.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/superres /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/superres /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/superres/CMakeFiles/opencv_superres.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_superres
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/superres/CMakeFiles/opencv_superres.dir/build.make modules/superres/CMakeFiles/opencv_superres.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/superres/CMakeFiles/opencv_superres.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 58%] Built target opencv_superres
make  -f modules/superres/CMakeFiles/opencv_test_superres.dir/build.make modules/superres/CMakeFiles/opencv_test_superres.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/superres /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/superres /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/superres/CMakeFiles/opencv_test_superres.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_test_superres
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/superres/CMakeFiles/opencv_test_superres.dir/build.make modules/superres/CMakeFiles/opencv_test_superres.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/superres/CMakeFiles/opencv_test_superres.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 58%] Built target opencv_test_superres
make  -f modules/bioinspired/CMakeFiles/opencv_bioinspired.dir/build.make modules/bioinspired/CMakeFiles/opencv_bioinspired.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bioinspired /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bioinspired/CMakeFiles/opencv_bioinspired.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_bioinspired
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/bioinspired/CMakeFiles/opencv_bioinspired.dir/build.make modules/bioinspired/CMakeFiles/opencv_bioinspired.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/bioinspired/CMakeFiles/opencv_bioinspired.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 59%] Built target opencv_bioinspired
make  -f modules/bioinspired/CMakeFiles/opencv_test_bioinspired.dir/build.make modules/bioinspired/CMakeFiles/opencv_test_bioinspired.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bioinspired /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bioinspired /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bioinspired/CMakeFiles/opencv_test_bioinspired.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_test_bioinspired
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/bioinspired/CMakeFiles/opencv_test_bioinspired.dir/build.make modules/bioinspired/CMakeFiles/opencv_test_bioinspired.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/bioinspired/CMakeFiles/opencv_test_bioinspired.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 59%] Built target opencv_test_bioinspired
make  -f modules/dnn_objdetect/CMakeFiles/opencv_dnn_objdetect.dir/build.make modules/dnn_objdetect/CMakeFiles/opencv_dnn_objdetect.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/dnn_objdetect /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn_objdetect /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dnn_objdetect/CMakeFiles/opencv_dnn_objdetect.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_dnn_objdetect
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/dnn_objdetect/CMakeFiles/opencv_dnn_objdetect.dir/build.make modules/dnn_objdetect/CMakeFiles/opencv_dnn_objdetect.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/dnn_objdetect/CMakeFiles/opencv_dnn_objdetect.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 59%] Built target opencv_dnn_objdetect
make  -f modules/dpm/CMakeFiles/opencv_dpm.dir/build.make modules/dpm/CMakeFiles/opencv_dpm.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/dpm /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dpm /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/dpm/CMakeFiles/opencv_dpm.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_dpm
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/dpm/CMakeFiles/opencv_dpm.dir/build.make modules/dpm/CMakeFiles/opencv_dpm.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/dpm/CMakeFiles/opencv_dpm.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 60%] Built target opencv_dpm
make  -f modules/features2d/CMakeFiles/opencv_features2d.dir/build.make modules/features2d/CMakeFiles/opencv_features2d.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d/CMakeFiles/opencv_features2d.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_features2d
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/features2d/CMakeFiles/opencv_features2d.dir/build.make modules/features2d/CMakeFiles/opencv_features2d.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/features2d/CMakeFiles/opencv_features2d.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 62%] Built target opencv_features2d
make  -f modules/features2d/CMakeFiles/opencv_test_features2d.dir/build.make modules/features2d/CMakeFiles/opencv_test_features2d.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/features2d /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/features2d/CMakeFiles/opencv_test_features2d.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_test_features2d
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/features2d/CMakeFiles/opencv_test_features2d.dir/build.make modules/features2d/CMakeFiles/opencv_test_features2d.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/features2d/CMakeFiles/opencv_test_features2d.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 63%] Built target opencv_test_features2d
make  -f modules/line_descriptor/CMakeFiles/opencv_line_descriptor.dir/build.make modules/line_descriptor/CMakeFiles/opencv_line_descriptor.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/line_descriptor /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/line_descriptor /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/line_descriptor/CMakeFiles/opencv_line_descriptor.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_line_descriptor
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/line_descriptor/CMakeFiles/opencv_line_descriptor.dir/build.make modules/line_descriptor/CMakeFiles/opencv_line_descriptor.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/line_descriptor/CMakeFiles/opencv_line_descriptor.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 64%] Built target opencv_line_descriptor
make  -f modules/line_descriptor/CMakeFiles/opencv_test_line_descriptor.dir/build.make modules/line_descriptor/CMakeFiles/opencv_test_line_descriptor.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/line_descriptor /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/line_descriptor /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/line_descriptor/CMakeFiles/opencv_test_line_descriptor.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_test_line_descriptor
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/line_descriptor/CMakeFiles/opencv_test_line_descriptor.dir/build.make modules/line_descriptor/CMakeFiles/opencv_test_line_descriptor.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/line_descriptor/CMakeFiles/opencv_test_line_descriptor.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 65%] Built target opencv_test_line_descriptor
make  -f modules/saliency/CMakeFiles/opencv_saliency.dir/build.make modules/saliency/CMakeFiles/opencv_saliency.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/saliency /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/saliency /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/saliency/CMakeFiles/opencv_saliency.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_saliency
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/saliency/CMakeFiles/opencv_saliency.dir/build.make modules/saliency/CMakeFiles/opencv_saliency.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/saliency/CMakeFiles/opencv_saliency.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 66%] Built target opencv_saliency
make  -f modules/text/CMakeFiles/opencv_text.dir/build.make modules/text/CMakeFiles/opencv_text.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/text /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/text/CMakeFiles/opencv_text.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_text
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/text/CMakeFiles/opencv_text.dir/build.make modules/text/CMakeFiles/opencv_text.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/text/CMakeFiles/opencv_text.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 66%] Built target opencv_text
make  -f modules/text/CMakeFiles/opencv_test_text.dir/build.make modules/text/CMakeFiles/opencv_test_text.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/text /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/text /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/text/CMakeFiles/opencv_test_text.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_test_text
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/text/CMakeFiles/opencv_test_text.dir/build.make modules/text/CMakeFiles/opencv_test_text.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/text/CMakeFiles/opencv_test_text.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 66%] Built target opencv_test_text
make  -f modules/calib3d/CMakeFiles/opencv_calib3d.dir/build.make modules/calib3d/CMakeFiles/opencv_calib3d.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d/CMakeFiles/opencv_calib3d.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_calib3d
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/calib3d/CMakeFiles/opencv_calib3d.dir/build.make modules/calib3d/CMakeFiles/opencv_calib3d.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/calib3d/CMakeFiles/opencv_calib3d.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 69%] Built target opencv_calib3d
make  -f modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/build.make modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/calib3d /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_test_calib3d
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/build.make modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/calib3d/CMakeFiles/opencv_test_calib3d.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 72%] Built target opencv_test_calib3d
make  -f modules/ccalib/CMakeFiles/opencv_ccalib.dir/build.make modules/ccalib/CMakeFiles/opencv_ccalib.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ccalib /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ccalib /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ccalib/CMakeFiles/opencv_ccalib.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_ccalib
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/ccalib/CMakeFiles/opencv_ccalib.dir/build.make modules/ccalib/CMakeFiles/opencv_ccalib.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/ccalib/CMakeFiles/opencv_ccalib.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 73%] Built target opencv_ccalib
make  -f modules/datasets/CMakeFiles/opencv_datasets.dir/build.make modules/datasets/CMakeFiles/opencv_datasets.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/datasets /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/datasets/CMakeFiles/opencv_datasets.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_datasets
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/datasets/CMakeFiles/opencv_datasets.dir/build.make modules/datasets/CMakeFiles/opencv_datasets.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/datasets/CMakeFiles/opencv_datasets.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 76%] Built target opencv_datasets
make  -f modules/rgbd/CMakeFiles/opencv_rgbd.dir/build.make modules/rgbd/CMakeFiles/opencv_rgbd.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/rgbd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/rgbd/CMakeFiles/opencv_rgbd.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_rgbd
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/rgbd/CMakeFiles/opencv_rgbd.dir/build.make modules/rgbd/CMakeFiles/opencv_rgbd.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/rgbd/CMakeFiles/opencv_rgbd.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 77%] Built target opencv_rgbd
make  -f modules/rgbd/CMakeFiles/opencv_test_rgbd.dir/build.make modules/rgbd/CMakeFiles/opencv_test_rgbd.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/rgbd /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/rgbd /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/rgbd/CMakeFiles/opencv_test_rgbd.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_test_rgbd
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/rgbd/CMakeFiles/opencv_test_rgbd.dir/build.make modules/rgbd/CMakeFiles/opencv_test_rgbd.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/rgbd/CMakeFiles/opencv_test_rgbd.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 78%] Built target opencv_test_rgbd
make  -f modules/stereo/CMakeFiles/opencv_stereo.dir/build.make modules/stereo/CMakeFiles/opencv_stereo.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stereo /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stereo/CMakeFiles/opencv_stereo.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_stereo
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/stereo/CMakeFiles/opencv_stereo.dir/build.make modules/stereo/CMakeFiles/opencv_stereo.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/stereo/CMakeFiles/opencv_stereo.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 78%] Built target opencv_stereo
make  -f modules/stereo/CMakeFiles/opencv_test_stereo.dir/build.make modules/stereo/CMakeFiles/opencv_test_stereo.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/stereo /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stereo /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stereo/CMakeFiles/opencv_test_stereo.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_test_stereo
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/stereo/CMakeFiles/opencv_test_stereo.dir/build.make modules/stereo/CMakeFiles/opencv_test_stereo.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/stereo/CMakeFiles/opencv_test_stereo.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 79%] Built target opencv_test_stereo
make  -f modules/stitching/CMakeFiles/opencv_stitching.dir/build.make modules/stitching/CMakeFiles/opencv_stitching.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching/CMakeFiles/opencv_stitching.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_stitching
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/stitching/CMakeFiles/opencv_stitching.dir/build.make modules/stitching/CMakeFiles/opencv_stitching.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/stitching/CMakeFiles/opencv_stitching.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 81%] Built target opencv_stitching
make  -f modules/stitching/CMakeFiles/opencv_test_stitching.dir/build.make modules/stitching/CMakeFiles/opencv_test_stitching.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/stitching /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/stitching/CMakeFiles/opencv_test_stitching.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_test_stitching
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/stitching/CMakeFiles/opencv_test_stitching.dir/build.make modules/stitching/CMakeFiles/opencv_test_stitching.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/stitching/CMakeFiles/opencv_test_stitching.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 81%] Built target opencv_test_stitching
make  -f modules/structured_light/CMakeFiles/opencv_structured_light.dir/build.make modules/structured_light/CMakeFiles/opencv_structured_light.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/structured_light /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/structured_light /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/structured_light/CMakeFiles/opencv_structured_light.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_structured_light
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/structured_light/CMakeFiles/opencv_structured_light.dir/build.make modules/structured_light/CMakeFiles/opencv_structured_light.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/structured_light/CMakeFiles/opencv_structured_light.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 81%] Built target opencv_structured_light
make  -f modules/structured_light/CMakeFiles/opencv_test_structured_light.dir/build.make modules/structured_light/CMakeFiles/opencv_test_structured_light.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/structured_light /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/structured_light /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/structured_light/CMakeFiles/opencv_test_structured_light.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_test_structured_light
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/structured_light/CMakeFiles/opencv_test_structured_light.dir/build.make modules/structured_light/CMakeFiles/opencv_test_structured_light.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/structured_light/CMakeFiles/opencv_test_structured_light.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 82%] Built target opencv_test_structured_light
make  -f modules/tracking/CMakeFiles/opencv_tracking.dir/build.make modules/tracking/CMakeFiles/opencv_tracking.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking/CMakeFiles/opencv_tracking.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_tracking
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/tracking/CMakeFiles/opencv_tracking.dir/build.make modules/tracking/CMakeFiles/opencv_tracking.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/tracking/CMakeFiles/opencv_tracking.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 86%] Built target opencv_tracking
make  -f modules/tracking/CMakeFiles/opencv_test_tracking.dir/build.make modules/tracking/CMakeFiles/opencv_test_tracking.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/tracking /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/tracking/CMakeFiles/opencv_test_tracking.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_test_tracking
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/tracking/CMakeFiles/opencv_test_tracking.dir/build.make modules/tracking/CMakeFiles/opencv_test_tracking.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/tracking/CMakeFiles/opencv_test_tracking.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 87%] Built target opencv_test_tracking
make  -f modules/videostab/CMakeFiles/opencv_videostab.dir/build.make modules/videostab/CMakeFiles/opencv_videostab.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videostab /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videostab /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videostab/CMakeFiles/opencv_videostab.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_videostab
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/videostab/CMakeFiles/opencv_videostab.dir/build.make modules/videostab/CMakeFiles/opencv_videostab.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/videostab/CMakeFiles/opencv_videostab.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 89%] Built target opencv_videostab
make  -f modules/videostab/CMakeFiles/opencv_test_videostab.dir/build.make modules/videostab/CMakeFiles/opencv_test_videostab.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/videostab /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videostab /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/videostab/CMakeFiles/opencv_test_videostab.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_test_videostab
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/videostab/CMakeFiles/opencv_test_videostab.dir/build.make modules/videostab/CMakeFiles/opencv_test_videostab.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/videostab/CMakeFiles/opencv_test_videostab.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 89%] Built target opencv_test_videostab
make  -f modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/build.make modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_ximgproc
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/build.make modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/ximgproc/CMakeFiles/opencv_ximgproc.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 92%] Built target opencv_ximgproc
make  -f modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/build.make modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/ximgproc /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_test_ximgproc
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/build.make modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/ximgproc/CMakeFiles/opencv_test_ximgproc.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 94%] Built target opencv_test_ximgproc
make  -f modules/aruco/CMakeFiles/opencv_aruco.dir/build.make modules/aruco/CMakeFiles/opencv_aruco.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/aruco /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/aruco/CMakeFiles/opencv_aruco.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_aruco
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/aruco/CMakeFiles/opencv_aruco.dir/build.make modules/aruco/CMakeFiles/opencv_aruco.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/aruco/CMakeFiles/opencv_aruco.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 95%] Built target opencv_aruco
make  -f modules/aruco/CMakeFiles/opencv_test_aruco.dir/build.make modules/aruco/CMakeFiles/opencv_test_aruco.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/aruco /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/aruco /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/aruco/CMakeFiles/opencv_test_aruco.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_test_aruco
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/aruco/CMakeFiles/opencv_test_aruco.dir/build.make modules/aruco/CMakeFiles/opencv_test_aruco.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/aruco/CMakeFiles/opencv_test_aruco.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 96%] Built target opencv_test_aruco
make  -f modules/bgsegm/CMakeFiles/opencv_bgsegm.dir/build.make modules/bgsegm/CMakeFiles/opencv_bgsegm.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bgsegm /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bgsegm/CMakeFiles/opencv_bgsegm.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_bgsegm
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/bgsegm/CMakeFiles/opencv_bgsegm.dir/build.make modules/bgsegm/CMakeFiles/opencv_bgsegm.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/bgsegm/CMakeFiles/opencv_bgsegm.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 96%] Built target opencv_bgsegm
make  -f modules/bgsegm/CMakeFiles/opencv_test_bgsegm.dir/build.make modules/bgsegm/CMakeFiles/opencv_test_bgsegm.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/bgsegm /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bgsegm /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/bgsegm/CMakeFiles/opencv_test_bgsegm.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_test_bgsegm
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/bgsegm/CMakeFiles/opencv_test_bgsegm.dir/build.make modules/bgsegm/CMakeFiles/opencv_test_bgsegm.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/bgsegm/CMakeFiles/opencv_test_bgsegm.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 96%] Built target opencv_test_bgsegm
make  -f modules/optflow/CMakeFiles/opencv_optflow.dir/build.make modules/optflow/CMakeFiles/opencv_optflow.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/optflow /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/optflow/CMakeFiles/opencv_optflow.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_optflow
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/optflow/CMakeFiles/opencv_optflow.dir/build.make modules/optflow/CMakeFiles/opencv_optflow.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/optflow/CMakeFiles/opencv_optflow.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 98%] Built target opencv_optflow
make  -f modules/optflow/CMakeFiles/opencv_test_optflow.dir/build.make modules/optflow/CMakeFiles/opencv_test_optflow.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/opencv-contrib/modules/optflow /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/optflow /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/optflow/CMakeFiles/opencv_test_optflow.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_test_optflow
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/optflow/CMakeFiles/opencv_test_optflow.dir/build.make modules/optflow/CMakeFiles/opencv_test_optflow.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/optflow/CMakeFiles/opencv_test_optflow.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 99%] Built target opencv_test_optflow
make  -f modules/python_bindings_generator/CMakeFiles/gen_opencv_python_source.dir/build.make modules/python_bindings_generator/CMakeFiles/gen_opencv_python_source.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/python/bindings /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python_bindings_generator /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python_bindings_generator/CMakeFiles/gen_opencv_python_source.dir/DependInfo.cmake --color=
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/python_bindings_generator/CMakeFiles/gen_opencv_python_source.dir/build.make modules/python_bindings_generator/CMakeFiles/gen_opencv_python_source.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/python_bindings_generator/CMakeFiles/gen_opencv_python_source.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 99%] Built target gen_opencv_python_source
make  -f modules/python3/CMakeFiles/opencv_python3.dir/build.make modules/python3/CMakeFiles/opencv_python3.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/modules/python/python3 /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python3 /tmp/guix-build-opencv-3.4.3.drv-0/build/modules/python3/CMakeFiles/opencv_python3.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_python3
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f modules/python3/CMakeFiles/opencv_python3.dir/build.make modules/python3/CMakeFiles/opencv_python3.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'modules/python3/CMakeFiles/opencv_python3.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[ 99%] Built target opencv_python3
make  -f apps/traincascade/CMakeFiles/opencv_traincascade.dir/build.make apps/traincascade/CMakeFiles/opencv_traincascade.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/traincascade /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/traincascade /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/traincascade/CMakeFiles/opencv_traincascade.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_traincascade
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f apps/traincascade/CMakeFiles/opencv_traincascade.dir/build.make apps/traincascade/CMakeFiles/opencv_traincascade.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'apps/traincascade/CMakeFiles/opencv_traincascade.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[100%] Built target opencv_traincascade
make  -f apps/createsamples/CMakeFiles/opencv_createsamples.dir/build.make apps/createsamples/CMakeFiles/opencv_createsamples.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/createsamples /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/createsamples /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/createsamples/CMakeFiles/opencv_createsamples.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_createsamples
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f apps/createsamples/CMakeFiles/opencv_createsamples.dir/build.make apps/createsamples/CMakeFiles/opencv_createsamples.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'apps/createsamples/CMakeFiles/opencv_createsamples.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[100%] Built target opencv_createsamples
make  -f apps/annotation/CMakeFiles/opencv_annotation.dir/build.make apps/annotation/CMakeFiles/opencv_annotation.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/annotation /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/annotation /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/annotation/CMakeFiles/opencv_annotation.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_annotation
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f apps/annotation/CMakeFiles/opencv_annotation.dir/build.make apps/annotation/CMakeFiles/opencv_annotation.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'apps/annotation/CMakeFiles/opencv_annotation.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[100%] Built target opencv_annotation
make  -f apps/visualisation/CMakeFiles/opencv_visualisation.dir/build.make apps/visualisation/CMakeFiles/opencv_visualisation.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/visualisation /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/visualisation /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/visualisation/CMakeFiles/opencv_visualisation.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_visualisation
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f apps/visualisation/CMakeFiles/opencv_visualisation.dir/build.make apps/visualisation/CMakeFiles/opencv_visualisation.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'apps/visualisation/CMakeFiles/opencv_visualisation.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[100%] Built target opencv_visualisation
make  -f apps/interactive-calibration/CMakeFiles/opencv_interactive-calibration.dir/build.make apps/interactive-calibration/CMakeFiles/opencv_interactive-calibration.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/interactive-calibration /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/interactive-calibration /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/interactive-calibration/CMakeFiles/opencv_interactive-calibration.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_interactive-calibration
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f apps/interactive-calibration/CMakeFiles/opencv_interactive-calibration.dir/build.make apps/interactive-calibration/CMakeFiles/opencv_interactive-calibration.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'apps/interactive-calibration/CMakeFiles/opencv_interactive-calibration.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[100%] Built target opencv_interactive-calibration
make  -f apps/version/CMakeFiles/opencv_version.dir/build.make apps/version/CMakeFiles/opencv_version.dir/depend
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
cd /tmp/guix-build-opencv-3.4.3.drv-0/build && /gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_depends "Unix Makefiles" /tmp/guix-build-opencv-3.4.3.drv-0/source /tmp/guix-build-opencv-3.4.3.drv-0/source/apps/version /tmp/guix-build-opencv-3.4.3.drv-0/build /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/version /tmp/guix-build-opencv-3.4.3.drv-0/build/apps/version/CMakeFiles/opencv_version.dir/DependInfo.cmake --color=
Consolidate compiler generated dependencies of target opencv_version
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make  -f apps/version/CMakeFiles/opencv_version.dir/build.make apps/version/CMakeFiles/opencv_version.dir/build
make[2]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[2]: Nothing to be done for 'apps/version/CMakeFiles/opencv_version.dir/build'.
make[2]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
[100%] Built target opencv_version
make[1]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
/gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -E cmake_progress_start /tmp/guix-build-opencv-3.4.3.drv-0/build/CMakeFiles 0
make  -f CMakeFiles/Makefile2 preinstall
make[1]: Entering directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
make[1]: Nothing to be done for 'preinstall'.
make[1]: Leaving directory '/tmp/guix-build-opencv-3.4.3.drv-0/build'
Install the project...
/gnu/store/4asx3asmnbhgz62bar927i40il4nx0ib-cmake-minimal-3.21.3/bin/cmake -P cmake_install.cmake
-- Install configuration: "RelWithDebInfo"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/cvconfig.h
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/opencv_modules.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/pkgconfig/opencv.pc
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/share/OpenCV/OpenCVModules.cmake
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/share/OpenCV/OpenCVModules-relwithdebinfo.cmake
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/share/OpenCV/OpenCVConfig-version.cmake
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/share/OpenCV/OpenCVConfig.cmake
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/share/OpenCV/valgrind.supp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/share/OpenCV/valgrind_3rdparty.supp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv/cv.h
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv/cv.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv/cvaux.h
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv/cvaux.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv/cvwimage.h
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv/cxcore.h
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv/cxcore.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv/cxeigen.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv/cxmisc.h
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv/highgui.h
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv/ml.h
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/opencv.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_core.so.3.4.3
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_core.so.3.4
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_core.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_core.so
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/core/opencl/ocl_defs.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/core/opencl/opencl_info.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/core/opencl/opencl_svm.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/core/opencl/runtime/autogenerated/opencl_clamdblas.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/core/opencl/runtime/autogenerated/opencl_clamdfft.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/core/opencl/runtime/autogenerated/opencl_core.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/core/opencl/runtime/autogenerated/opencl_core_wrappers.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/core/opencl/runtime/autogenerated/opencl_gl.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/core/opencl/runtime/autogenerated/opencl_gl_wrappers.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/core/opencl/runtime/opencl_clamdblas.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/core/opencl/runtime/opencl_clamdfft.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/core/opencl/runtime/opencl_core.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/core/opencl/runtime/opencl_core_wrappers.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/core/opencl/runtime/opencl_gl.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/core/opencl/runtime/opencl_gl_wrappers.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/core/opencl/runtime/opencl_svm_20.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/core/opencl/runtime/opencl_svm_definitions.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/core/opencl/runtime/opencl_svm_hsa_extension.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/core/cuda/block.hpp
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-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_flann.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
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-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/flann/sampling.h
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-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_hdf.so.3.4.3
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-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_hdf.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_hdf.so
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-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_imgproc.so.3.4.3
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-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_imgproc.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_imgproc.so
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-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/imgproc/hal/hal.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/imgproc/hal/interface.h
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/imgproc/imgproc.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/imgproc/imgproc_c.h
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/imgproc/types_c.h
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/imgproc/detail/distortion_model.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_ml.so.3.4.3
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_ml.so.3.4
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_ml.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_ml.so
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/ml.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/ml/ml.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/ml/ml.inl.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_objdetect.so.3.4.3
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_objdetect.so.3.4
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_objdetect.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_objdetect.so
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/objdetect.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/objdetect/detection_based_tracker.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/objdetect/objdetect.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/objdetect/objdetect_c.h
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_phase_unwrapping.so.3.4.3
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_phase_unwrapping.so.3.4
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_phase_unwrapping.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_phase_unwrapping.so
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/phase_unwrapping.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/phase_unwrapping/histogramphaseunwrapping.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/phase_unwrapping/phase_unwrapping.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_photo.so.3.4.3
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_photo.so.3.4
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_photo.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_photo.so
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/photo.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/photo/cuda.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/photo/photo.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/photo/photo_c.h
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_plot.so.3.4.3
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_plot.so.3.4
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_plot.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_plot.so
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/plot.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_reg.so.3.4.3
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_reg.so.3.4
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_reg.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_reg.so
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/reg/map.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/reg/mapaffine.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/reg/mapper.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/reg/mappergradaffine.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/reg/mappergradeuclid.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/reg/mappergradproj.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/reg/mappergradshift.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/reg/mappergradsimilar.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/reg/mapperpyramid.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/reg/mapprojec.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/reg/mapshift.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_surface_matching.so.3.4.3
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_surface_matching.so.3.4
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_surface_matching.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_surface_matching.so
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/surface_matching.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/surface_matching/icp.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/surface_matching/pose_3d.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/surface_matching/ppf_helpers.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/surface_matching/ppf_match_3d.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/surface_matching/t_hash_int.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_video.so.3.4.3
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_video.so.3.4
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_video.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_video.so
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/video.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/video/background_segm.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/video/tracking.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/video/tracking_c.h
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/video/video.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_xphoto.so.3.4.3
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_xphoto.so.3.4
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_xphoto.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_xphoto.so
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/xphoto.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/xphoto/bm3d_image_denoising.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/xphoto/dct_image_denoising.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/xphoto/inpainting.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/xphoto/white_balance.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_dnn.so.3.4.3
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_dnn.so.3.4
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_dnn.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_dnn.so
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/dnn.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/dnn/all_layers.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/dnn/dict.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/dnn/dnn.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/dnn/dnn.inl.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/dnn/layer.details.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/dnn/layer.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/dnn/shape_utils.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_face.so.3.4.3
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_face.so.3.4
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_face.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_face.so
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/face.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/face/bif.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/face/face_alignment.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/face/facemark.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/face/facemarkAAM.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/face/facemarkLBF.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/face/facemark_train.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/face/facerec.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/face/mace.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/face/predict_collector.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_freetype.so.3.4.3
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_freetype.so.3.4
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_freetype.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_freetype.so
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/freetype.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_fuzzy.so.3.4.3
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_fuzzy.so.3.4
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_fuzzy.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_fuzzy.so
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/fuzzy.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/fuzzy/fuzzy_F0_math.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/fuzzy/fuzzy_F1_math.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/fuzzy/fuzzy_image.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/fuzzy/types.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_hfs.so.3.4.3
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_hfs.so.3.4
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_hfs.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_hfs.so
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/hfs.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_img_hash.so.3.4.3
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_img_hash.so.3.4
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_img_hash.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_img_hash.so
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/img_hash.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/img_hash/average_hash.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/img_hash/block_mean_hash.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/img_hash/color_moment_hash.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/img_hash/img_hash_base.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/img_hash/marr_hildreth_hash.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/img_hash/phash.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/img_hash/radial_variance_hash.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_imgcodecs.so.3.4.3
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_imgcodecs.so.3.4
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_imgcodecs.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_imgcodecs.so
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/imgcodecs.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/imgcodecs/imgcodecs.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/imgcodecs/imgcodecs_c.h
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/imgcodecs/ios.h
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_shape.so.3.4.3
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_shape.so.3.4
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_shape.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_shape.so
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/shape.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/shape/emdL1.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/shape/hist_cost.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/shape/shape.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/shape/shape_distance.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/shape/shape_transformer.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_videoio.so.3.4.3
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_videoio.so.3.4
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_videoio.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_videoio.so
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/videoio.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/videoio/cap_ios.h
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/videoio/registry.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/videoio/videoio.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/videoio/videoio_c.h
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_xobjdetect.so.3.4.3
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_xobjdetect.so.3.4
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_xobjdetect.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_xobjdetect.so
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/xobjdetect.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/bin/opencv_waldboost_detector
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/bin/opencv_waldboost_detector" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_highgui.so.3.4.3
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_highgui.so.3.4
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_highgui.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_highgui.so
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/highgui.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/highgui/highgui.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/highgui/highgui_c.h
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_superres.so.3.4.3
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_superres.so.3.4
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_superres.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_superres.so
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/superres.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/superres/optical_flow.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_bioinspired.so.3.4.3
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_bioinspired.so.3.4
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_bioinspired.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_bioinspired.so
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/bioinspired.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/bioinspired/bioinspired.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/bioinspired/retina.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/bioinspired/retinafasttonemapping.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/bioinspired/transientareassegmentationmodule.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_dnn_objdetect.so.3.4.3
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_dnn_objdetect.so.3.4
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_dnn_objdetect.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_dnn_objdetect.so
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/core_detect.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_dpm.so.3.4.3
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_dpm.so.3.4
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_dpm.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_dpm.so
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/dpm.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_features2d.so.3.4.3
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_features2d.so.3.4
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_features2d.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_features2d.so
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/features2d.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/features2d/features2d.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/features2d/hal/interface.h
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_line_descriptor.so.3.4.3
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_line_descriptor.so.3.4
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_line_descriptor.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_line_descriptor.so
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/line_descriptor.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/line_descriptor/descriptor.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_saliency.so.3.4.3
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_saliency.so.3.4
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_saliency.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_saliency.so
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/saliency.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/saliency/saliencyBaseClasses.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/saliency/saliencySpecializedClasses.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_text.so.3.4.3
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_text.so.3.4
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_text.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_text.so
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/text.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/text/erfilter.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/text/ocr.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/text/textDetector.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_calib3d.so.3.4.3
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_calib3d.so.3.4
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_calib3d.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_calib3d.so
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/calib3d.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/calib3d/calib3d.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/calib3d/calib3d_c.h
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_ccalib.so.3.4.3
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_ccalib.so.3.4
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_ccalib.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_ccalib.so
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/ccalib.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/ccalib/multicalib.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/ccalib/omnidir.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/ccalib/randpattern.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_datasets.so.3.4.3
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_datasets.so.3.4
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_datasets.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_datasets.so
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/datasets/ar_hmdb.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/datasets/ar_sports.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/datasets/dataset.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/datasets/fr_adience.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/datasets/fr_lfw.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/datasets/gr_chalearn.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/datasets/gr_skig.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/datasets/hpe_humaneva.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/datasets/hpe_parse.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/datasets/ir_affine.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/datasets/ir_robot.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/datasets/is_bsds.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/datasets/is_weizmann.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/datasets/msm_epfl.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/datasets/msm_middlebury.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/datasets/or_imagenet.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/datasets/or_mnist.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/datasets/or_pascal.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/datasets/or_sun.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/datasets/pd_caltech.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/datasets/pd_inria.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/datasets/slam_kitti.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/datasets/slam_tumindoor.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/datasets/tr_chars.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/datasets/tr_icdar.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/datasets/tr_svt.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/datasets/track_alov.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/datasets/track_vot.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/datasets/util.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_rgbd.so.3.4.3
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_rgbd.so.3.4
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_rgbd.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_rgbd.so
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/rgbd.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/rgbd/linemod.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_stereo.so.3.4.3
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_stereo.so.3.4
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_stereo.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_stereo.so
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/stereo.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/stereo/descriptor.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/stereo/matching.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/stereo/stereo.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_stitching.so.3.4.3
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_stitching.so.3.4
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_stitching.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_stitching.so
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/stitching.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/stitching/warpers.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/stitching/detail/autocalib.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/stitching/detail/blenders.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/stitching/detail/camera.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/stitching/detail/exposure_compensate.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/stitching/detail/matchers.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/stitching/detail/motion_estimators.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/stitching/detail/seam_finders.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/stitching/detail/timelapsers.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/stitching/detail/util.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/stitching/detail/util_inl.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/stitching/detail/warpers.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/stitching/detail/warpers_inl.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_structured_light.so.3.4.3
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_structured_light.so.3.4
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_structured_light.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_structured_light.so
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/structured_light.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/structured_light/graycodepattern.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/structured_light/sinusoidalpattern.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/structured_light/structured_light.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_tracking.so.3.4.3
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_tracking.so.3.4
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_tracking.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_tracking.so
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/tracking.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/tracking/feature.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/tracking/kalman_filters.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/tracking/onlineBoosting.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/tracking/onlineMIL.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/tracking/tldDataset.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/tracking/tracker.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/tracking/tracking.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_videostab.so.3.4.3
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_videostab.so.3.4
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_videostab.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_videostab.so
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/videostab.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/videostab/deblurring.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/videostab/fast_marching.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/videostab/fast_marching_inl.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/videostab/frame_source.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/videostab/global_motion.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/videostab/inpainting.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/videostab/log.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/videostab/motion_core.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/videostab/motion_stabilizing.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/videostab/optical_flow.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/videostab/outlier_rejection.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/videostab/ring_buffer.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/videostab/stabilizer.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/videostab/wobble_suppression.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_ximgproc.so.3.4.3
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_ximgproc.so.3.4
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_ximgproc.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_ximgproc.so
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/ximgproc.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/ximgproc/brightedges.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/ximgproc/deriche_filter.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/ximgproc/disparity_filter.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/ximgproc/edge_filter.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/ximgproc/edgeboxes.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/ximgproc/estimated_covariance.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/ximgproc/fast_hough_transform.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/ximgproc/fast_line_detector.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/ximgproc/fourier_descriptors.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/ximgproc/lsc.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/ximgproc/paillou_filter.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/ximgproc/peilin.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/ximgproc/ridgefilter.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/ximgproc/seeds.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/ximgproc/segmentation.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/ximgproc/slic.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/ximgproc/sparse_match_interpolator.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/ximgproc/structured_edge_detection.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/ximgproc/weighted_median_filter.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_aruco.so.3.4.3
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_aruco.so.3.4
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_aruco.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_aruco.so
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/aruco.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/aruco/charuco.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/aruco/dictionary.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_bgsegm.so.3.4.3
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_bgsegm.so.3.4
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_bgsegm.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_bgsegm.so
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/bgsegm.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_optflow.so.3.4.3
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_optflow.so.3.4
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_optflow.so.3.4.3" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/libopencv_optflow.so
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/optflow.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/optflow/motempl.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/optflow/pcaflow.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/include/opencv2/optflow/sparse_matching_gpc.hpp
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/python3.9/site-packages/cv2.cpython-39-aarch64-linux-gnu.so
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib/python3.9/site-packages/cv2.cpython-39-aarch64-linux-gnu.so" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/share/OpenCV/haarcascades/haarcascade_eye.xml
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/share/OpenCV/haarcascades/haarcascade_eye_tree_eyeglasses.xml
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/share/OpenCV/haarcascades/haarcascade_frontalcatface.xml
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/share/OpenCV/haarcascades/haarcascade_frontalcatface_extended.xml
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/share/OpenCV/haarcascades/haarcascade_frontalface_alt.xml
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/share/OpenCV/haarcascades/haarcascade_frontalface_alt2.xml
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/share/OpenCV/haarcascades/haarcascade_frontalface_alt_tree.xml
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/share/OpenCV/haarcascades/haarcascade_frontalface_default.xml
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/share/OpenCV/haarcascades/haarcascade_fullbody.xml
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/share/OpenCV/haarcascades/haarcascade_lefteye_2splits.xml
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/share/OpenCV/haarcascades/haarcascade_licence_plate_rus_16stages.xml
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/share/OpenCV/haarcascades/haarcascade_lowerbody.xml
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/share/OpenCV/haarcascades/haarcascade_profileface.xml
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/share/OpenCV/haarcascades/haarcascade_righteye_2splits.xml
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/share/OpenCV/haarcascades/haarcascade_russian_plate_number.xml
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/share/OpenCV/haarcascades/haarcascade_smile.xml
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/share/OpenCV/haarcascades/haarcascade_upperbody.xml
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/share/OpenCV/lbpcascades/lbpcascade_frontalcatface.xml
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/share/OpenCV/lbpcascades/lbpcascade_frontalface.xml
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/share/OpenCV/lbpcascades/lbpcascade_frontalface_improved.xml
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/share/OpenCV/lbpcascades/lbpcascade_profileface.xml
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/share/OpenCV/lbpcascades/lbpcascade_silverware.xml
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/bin/opencv_traincascade
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/bin/opencv_traincascade" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/bin/opencv_createsamples
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/bin/opencv_createsamples" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/bin/opencv_annotation
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/bin/opencv_annotation" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/bin/opencv_visualisation
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/bin/opencv_visualisation" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/bin/opencv_interactive-calibration
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/bin/opencv_interactive-calibration" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
-- Installing: /gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/bin/opencv_version
-- Set runtime path of "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/bin/opencv_version" to "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"
phase `install' succeeded after 75.9 seconds
starting phase `patch-shebangs'
phase `patch-shebangs' succeeded after 0.0 seconds
starting phase `strip'
stripping binaries in "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib" with "strip" and flags ("--strip-debug")
stripping binaries in "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/bin" with "strip" and flags ("--strip-debug")
phase `strip' succeeded after 1.6 seconds
starting phase `validate-runpath'
validating RUNPATH of 46 binaries in "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/lib"...
validating RUNPATH of 7 binaries in "/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/bin"...
phase `validate-runpath' succeeded after 0.3 seconds
starting phase `validate-documentation-location'
phase `validate-documentation-location' succeeded after 0.0 seconds
starting phase `delete-info-dir-file'
phase `delete-info-dir-file' succeeded after 0.0 seconds
starting phase `patch-dot-desktop-files'
phase `patch-dot-desktop-files' succeeded after 0.0 seconds
starting phase `make-dynamic-linker-cache'
created '/gnu/store/27vwkcrcqwhafjf2847k73kz3196knzw-opencv-3.4.3/etc/ld.so.cache' from 71 library search path entries
phase `make-dynamic-linker-cache' succeeded after 59.4 seconds
starting phase `install-license-files'
installing 1 license files from '../opencv-contrib'
phase `install-license-files' succeeded after 0.0 seconds
starting phase `reset-gzip-timestamps'
phase `reset-gzip-timestamps' succeeded after 0.0 seconds
starting phase `compress-documentation'
phase `compress-documentation' succeeded after 0.0 seconds