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/0y1y6n6md89vc9f30wgf1x5af3gzf3hp-perl-5.30.2/bin:/gnu/store/f2k1jd3zs6i35a5q6jj7kcy369x0wsy8-bc-1.07.1/bin:/gnu/store/r3c1nqaj94j6yp21vnf1z4kq5l2z9jks-openssl-1.1.1j/bin:/gnu/store/qrap378psp9zc1mxrzz5dbyqxp5wh1v0-flex-2.6.4/bin:/gnu/store/57s49rvjl94jw5cbc1jssnn4c59bz2jn-bison-3.5.3/bin:/gnu/store/3lx5rw6aazp1cskcbmhd3mb842zanj88-tar-1.32/bin:/gnu/store/43y9wjllnr1sczwlfi0vxh27zp28zixh-gzip-1.10/bin:/gnu/store/mhbai8872azipnxr9lw3gr8jqxf6348j-bzip2-1.0.8/bin:/gnu/store/b2m3hnb7gr526jcs8xj0d7fig73qlhv0-xz-5.2.4/bin:/gnu/store/ivj4vx0mc2fz0ipi5knb32r6d992y0b0-file-5.38/bin:/gnu/store/hn05v0h7qiqdq59avr247a3wd8kpsvg0-diffutils-3.7/bin:/gnu/store/4s297bh5gg8dixd9n6xkw2z73cxd1v91-patch-2.7.6/bin:/gnu/store/9gawha19xlpkz9qk6z9lcgfxfq5bj27a-findutils-4.7.0/bin:/gnu/store/3d1n6zsw6zli7agb0ica7x4145haga4z-gawk-5.0.1/bin:/gnu/store/bqcvgh7q4316fynb9wg6akvlk9ikdjj5-sed-4.8/bin:/gnu/store/iqxcm511fivbrlik4i7ly3dxn53qm689-grep-3.4/bin:/gnu/store/x5z9z2d06w4yj4kq18i4b5q2yxg0w9dh-coreutils-8.32/bin:/gnu/store/igqylz2nzjk6x4ax07i6838jdp22yjm6-make-4.3/bin:/gnu/store/6ql2s2z4xnsj89zdf4zj6fch2zic0l7k-bash-minimal-5.0.16/bin:/gnu/store/2nygnpi7zns33k9k1dr3y0md5kg8b876-ld-wrapper-0/bin:/gnu/store/ghy9qhlb3ad9xmxxhfmdia643xfnhysa-binutils-2.34/bin:/gnu/store/h1cy6hq72yxnwi4nh0h1fjz8kxgfp8wy-gcc-7.5.0/bin:/gnu/store/sipyfs2540b48b2sb9j8ypmybja1dvqb-glibc-2.31/bin:/gnu/store/sipyfs2540b48b2sb9j8ypmybja1dvqb-glibc-2.31/sbin:/gnu/store/4ygfgxsbqf85l9s46xhz5hv458w6alnl-m4-1.4.18/bin'
environment variable `PERL5LIB' set to `/gnu/store/0y1y6n6md89vc9f30wgf1x5af3gzf3hp-perl-5.30.2/lib/perl5/site_perl'
environment variable `SSL_CERT_DIR' unset
environment variable `SSL_CERT_FILE' unset
environment variable `BASH_LOADABLES_PATH' unset
environment variable `C_INCLUDE_PATH' set to `/gnu/store/r3c1nqaj94j6yp21vnf1z4kq5l2z9jks-openssl-1.1.1j/include:/gnu/store/ijj9lgsyilbwy8rjzybqga0437pf7d4v-elfutils-0.182/include:/gnu/store/qrap378psp9zc1mxrzz5dbyqxp5wh1v0-flex-2.6.4/include:/gnu/store/pd2sqd9giz5s6p85rrxylc9jdhvv5kjp-gmp-6.2.0/include:/gnu/store/r2pf2qwm1ak3xyd1lhkb8an83nxp939z-mpfr-4.0.2/include:/gnu/store/m20bpaw0jz1xg3bmvhqr377kv00nvxhy-mpc-1.1.0/include:/gnu/store/mhbai8872azipnxr9lw3gr8jqxf6348j-bzip2-1.0.8/include:/gnu/store/b2m3hnb7gr526jcs8xj0d7fig73qlhv0-xz-5.2.4/include:/gnu/store/ivj4vx0mc2fz0ipi5knb32r6d992y0b0-file-5.38/include:/gnu/store/3d1n6zsw6zli7agb0ica7x4145haga4z-gawk-5.0.1/include:/gnu/store/igqylz2nzjk6x4ax07i6838jdp22yjm6-make-4.3/include:/gnu/store/ghy9qhlb3ad9xmxxhfmdia643xfnhysa-binutils-2.34/include:/gnu/store/h1cy6hq72yxnwi4nh0h1fjz8kxgfp8wy-gcc-7.5.0/include:/gnu/store/sipyfs2540b48b2sb9j8ypmybja1dvqb-glibc-2.31/include:/gnu/store/sg9ks2n9ikj4952zmf2g851g206zb0r9-linux-libre-headers-5.4.20/include'
environment variable `CPLUS_INCLUDE_PATH' set to `/gnu/store/r3c1nqaj94j6yp21vnf1z4kq5l2z9jks-openssl-1.1.1j/include:/gnu/store/ijj9lgsyilbwy8rjzybqga0437pf7d4v-elfutils-0.182/include:/gnu/store/qrap378psp9zc1mxrzz5dbyqxp5wh1v0-flex-2.6.4/include:/gnu/store/pd2sqd9giz5s6p85rrxylc9jdhvv5kjp-gmp-6.2.0/include:/gnu/store/r2pf2qwm1ak3xyd1lhkb8an83nxp939z-mpfr-4.0.2/include:/gnu/store/m20bpaw0jz1xg3bmvhqr377kv00nvxhy-mpc-1.1.0/include:/gnu/store/mhbai8872azipnxr9lw3gr8jqxf6348j-bzip2-1.0.8/include:/gnu/store/b2m3hnb7gr526jcs8xj0d7fig73qlhv0-xz-5.2.4/include:/gnu/store/ivj4vx0mc2fz0ipi5knb32r6d992y0b0-file-5.38/include:/gnu/store/3d1n6zsw6zli7agb0ica7x4145haga4z-gawk-5.0.1/include:/gnu/store/igqylz2nzjk6x4ax07i6838jdp22yjm6-make-4.3/include:/gnu/store/ghy9qhlb3ad9xmxxhfmdia643xfnhysa-binutils-2.34/include:/gnu/store/h1cy6hq72yxnwi4nh0h1fjz8kxgfp8wy-gcc-7.5.0/include/c++:/gnu/store/h1cy6hq72yxnwi4nh0h1fjz8kxgfp8wy-gcc-7.5.0/include:/gnu/store/sipyfs2540b48b2sb9j8ypmybja1dvqb-glibc-2.31/include:/gnu/store/sg9ks2n9ikj4952zmf2g851g206zb0r9-linux-libre-headers-5.4.20/include'
environment variable `LIBRARY_PATH' set to `/gnu/store/0y1y6n6md89vc9f30wgf1x5af3gzf3hp-perl-5.30.2/lib:/gnu/store/r3c1nqaj94j6yp21vnf1z4kq5l2z9jks-openssl-1.1.1j/lib:/gnu/store/ijj9lgsyilbwy8rjzybqga0437pf7d4v-elfutils-0.182/lib:/gnu/store/qrap378psp9zc1mxrzz5dbyqxp5wh1v0-flex-2.6.4/lib:/gnu/store/57s49rvjl94jw5cbc1jssnn4c59bz2jn-bison-3.5.3/lib:/gnu/store/pd2sqd9giz5s6p85rrxylc9jdhvv5kjp-gmp-6.2.0/lib:/gnu/store/r2pf2qwm1ak3xyd1lhkb8an83nxp939z-mpfr-4.0.2/lib:/gnu/store/m20bpaw0jz1xg3bmvhqr377kv00nvxhy-mpc-1.1.0/lib:/gnu/store/mhbai8872azipnxr9lw3gr8jqxf6348j-bzip2-1.0.8/lib:/gnu/store/b2m3hnb7gr526jcs8xj0d7fig73qlhv0-xz-5.2.4/lib:/gnu/store/ivj4vx0mc2fz0ipi5knb32r6d992y0b0-file-5.38/lib:/gnu/store/3d1n6zsw6zli7agb0ica7x4145haga4z-gawk-5.0.1/lib:/gnu/store/ghy9qhlb3ad9xmxxhfmdia643xfnhysa-binutils-2.34/lib:/gnu/store/sipyfs2540b48b2sb9j8ypmybja1dvqb-glibc-2.31/lib:/gnu/store/q5xs9789fyb5rnnr1nvq3zjd8biif14y-glibc-2.31-static/lib:/gnu/store/aybfkaw4fasp8hk1hzk3npmi952g11a3-glibc-utf8-locales-2.31/lib:/gnu/store/cv0f639jjgvv2904fxkai0v3kg34mclg-linux-libre-5.13.11/lib:/gnu/store/6zlc2k4wspgxgs97gqfn59a66c65fvda-linux-libre-module-builder-5.13.11/lib'
environment variable `GUIX_LOCPATH' set to `/gnu/store/aybfkaw4fasp8hk1hzk3npmi952g11a3-glibc-utf8-locales-2.31/lib/locale'
phase `set-paths' 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/lsfcjfc3cpmpnd2fbgykzcdvmbkswdf4-acpi-call-linux-module-1.2.1-checkout/acpi_call.build' -> `./acpi_call.build'
`/gnu/store/lsfcjfc3cpmpnd2fbgykzcdvmbkswdf4-acpi-call-linux-module-1.2.1-checkout/doinst.sh' -> `./doinst.sh'
`/gnu/store/lsfcjfc3cpmpnd2fbgykzcdvmbkswdf4-acpi-call-linux-module-1.2.1-checkout/slack-desc' -> `./slack-desc'
`/gnu/store/lsfcjfc3cpmpnd2fbgykzcdvmbkswdf4-acpi-call-linux-module-1.2.1-checkout/.gitignore' -> `./.gitignore'
`/gnu/store/lsfcjfc3cpmpnd2fbgykzcdvmbkswdf4-acpi-call-linux-module-1.2.1-checkout/VERSION' -> `./VERSION'
`/gnu/store/lsfcjfc3cpmpnd2fbgykzcdvmbkswdf4-acpi-call-linux-module-1.2.1-checkout/dkms.conf' -> `./dkms.conf'
`/gnu/store/lsfcjfc3cpmpnd2fbgykzcdvmbkswdf4-acpi-call-linux-module-1.2.1-checkout/acpi_call.c' -> `./acpi_call.c'
`/gnu/store/lsfcjfc3cpmpnd2fbgykzcdvmbkswdf4-acpi-call-linux-module-1.2.1-checkout/README.md' -> `./README.md'
`/gnu/store/lsfcjfc3cpmpnd2fbgykzcdvmbkswdf4-acpi-call-linux-module-1.2.1-checkout/Makefile' -> `./Makefile'
`/gnu/store/lsfcjfc3cpmpnd2fbgykzcdvmbkswdf4-acpi-call-linux-module-1.2.1-checkout/support/query_dsdt.pl' -> `./support/query_dsdt.pl'
`/gnu/store/lsfcjfc3cpmpnd2fbgykzcdvmbkswdf4-acpi-call-linux-module-1.2.1-checkout/support/windump_hack/xorg.conf' -> `./support/windump_hack/xorg.conf'
`/gnu/store/lsfcjfc3cpmpnd2fbgykzcdvmbkswdf4-acpi-call-linux-module-1.2.1-checkout/support/windump_hack/windump.c' -> `./support/windump_hack/windump.c'
`/gnu/store/lsfcjfc3cpmpnd2fbgykzcdvmbkswdf4-acpi-call-linux-module-1.2.1-checkout/examples/graphic_card.sh' -> `./examples/graphic_card.sh'
`/gnu/store/lsfcjfc3cpmpnd2fbgykzcdvmbkswdf4-acpi-call-linux-module-1.2.1-checkout/examples/asus1215n.sh' -> `./examples/asus1215n.sh'
`/gnu/store/lsfcjfc3cpmpnd2fbgykzcdvmbkswdf4-acpi-call-linux-module-1.2.1-checkout/examples/m11xr2.sh' -> `./examples/m11xr2.sh'
`/gnu/store/lsfcjfc3cpmpnd2fbgykzcdvmbkswdf4-acpi-call-linux-module-1.2.1-checkout/examples/turn_off_gpu.sh' -> `./examples/turn_off_gpu.sh'
`/gnu/store/lsfcjfc3cpmpnd2fbgykzcdvmbkswdf4-acpi-call-linux-module-1.2.1-checkout/examples/dellL702X.sh' -> `./examples/dellL702X.sh'
phase `unpack' succeeded after 0.0 seconds
starting phase `bootstrap'
no 'configure.ac' or anything like that, doing nothing
phase `bootstrap' succeeded after 0.0 seconds
starting phase `patch-usr-bin-file'
phase `patch-usr-bin-file' succeeded after 0.0 seconds
starting phase `patch-source-shebangs'
patch-shebang: ./acpi_call.build: changing `/bin/sh' to `/gnu/store/6ql2s2z4xnsj89zdf4zj6fch2zic0l7k-bash-minimal-5.0.16/bin/sh'
patch-shebang: ./examples/asus1215n.sh: changing `/bin/sh' to `/gnu/store/6ql2s2z4xnsj89zdf4zj6fch2zic0l7k-bash-minimal-5.0.16/bin/sh'
patch-shebang: ./examples/dellL702X.sh: changing `/bin/sh' to `/gnu/store/6ql2s2z4xnsj89zdf4zj6fch2zic0l7k-bash-minimal-5.0.16/bin/sh'
patch-shebang: ./examples/graphic_card.sh: changing `/bin/bash' to `/gnu/store/6ql2s2z4xnsj89zdf4zj6fch2zic0l7k-bash-minimal-5.0.16/bin/bash'
patch-shebang: ./examples/m11xr2.sh: changing `/bin/sh' to `/gnu/store/6ql2s2z4xnsj89zdf4zj6fch2zic0l7k-bash-minimal-5.0.16/bin/sh'
patch-shebang: ./examples/turn_off_gpu.sh: changing `/bin/sh' to `/gnu/store/6ql2s2z4xnsj89zdf4zj6fch2zic0l7k-bash-minimal-5.0.16/bin/sh'
patch-shebang: ./support/query_dsdt.pl: changing `/usr/bin/perl' to `/gnu/store/0y1y6n6md89vc9f30wgf1x5af3gzf3hp-perl-5.30.2/bin/perl'
phase `patch-source-shebangs' succeeded after 0.0 seconds
starting phase `configure'
`ARCH' set to `powerpc'
phase `configure' succeeded after 0.0 seconds
starting phase `patch-generated-file-shebangs'
phase `patch-generated-file-shebangs' succeeded after 0.0 seconds
starting phase `build'
make: Entering directory '/gnu/store/6zlc2k4wspgxgs97gqfn59a66c65fvda-linux-libre-module-builder-5.13.11/lib/modules/build'
  CC [M]  /tmp/guix-build-acpi-call-linux-module-1.2.1.drv-0/source/acpi_call.o
  MODPOST /tmp/guix-build-acpi-call-linux-module-1.2.1.drv-0/source/Module.symvers
ERROR: modpost: "acpi_root_dir" [/tmp/guix-build-acpi-call-linux-module-1.2.1.drv-0/source/acpi_call.ko] undefined!
make[1]: *** [scripts/Makefile.modpost:150: /tmp/guix-build-acpi-call-linux-module-1.2.1.drv-0/source/Module.symvers] Error 1
make[1]: *** Deleting file '/tmp/guix-build-acpi-call-linux-module-1.2.1.drv-0/source/Module.symvers'
make: *** [Makefile:1777: modules] Error 2
make: Leaving directory '/gnu/store/6zlc2k4wspgxgs97gqfn59a66c65fvda-linux-libre-module-builder-5.13.11/lib/modules/build'
command "make" "-C" "/gnu/store/6zlc2k4wspgxgs97gqfn59a66c65fvda-linux-libre-module-builder-5.13.11/lib/modules/build" "M=/tmp/guix-build-acpi-call-linux-module-1.2.1.drv-0/source" failed with status 2