Starting download of /gnu/store/30km1n4zn1jpbpiqkb5nbl1i2wxir529-libxcb-1.15.tar.xz From https://xcb.freedesktop.org/dist/libxcb-1.15.tar.xz...  …15.tar.xz 436KiB 0B/s 00:00 [ ] 0.0%  …15.tar.xz 436KiB 231KiB/s 00:00 [## ] 14.7%  …15.tar.xz 436KiB 459KiB/s 00:01 [########## ] 58.7%  …15.tar.xz 436KiB 642KiB/s 00:01 [##################] 100.0%