1these 4 derivations will be built:2 /nix/store/vd6mjap99lqkciva6ab4x6y054mmh7hn-mfcl8690cdwlpr-1.3.0-0.i386.deb.drv3 /nix/store/9fh6lhlann8liacpzk5qd9f860c2h3wk-mfcl8690cdwlpr-1.3.0-0.drv4 /nix/store/jzxq19bx9zhv9n69yd7fism0qdzyd1p8-mfcl8690cdwcupswrapper-1.4.0-0.i386.deb.drv5 /nix/store/y2sa6wc09ysgdysmcga21q6zrjcy0rhr-mfcl8690cdwcupswrapper-1.4.0-0.drv6this path will be fetched (1.4 MiB download, 7.3 MiB unpacked):7 /nix/store/343gq0h6hnpzs5w0xzhnlx9m1knvvbji-dpkg-1.21.1ubuntu2.18error: Cannot build '/nix/store/angwwd5fgs33xqv24y0d9rjnj08qiwh7-mfcl8690cdwlpr-1.3.0-0.i386.deb.drv'.9 Reason: builder failed with exit code 1.10 Output paths:11 /nix/store/5c038r17m7z6gz7hfbncz1l08vxy4hfl-mfcl8690cdwlpr-1.3.0-0.i386.deb12 Last 7 log lines:13 >14 > trying http://download.brother.com/welcome/dlf103241/mfcl8690cdwlpr-1.3.0-0.i386.deb15 > % Total % Received % Xferd Average Speed Time Time Time Current16 > Dload Upload Total Spent Left Speed17 > 0 10 0 0 0 0 0 0 --:--:-- 0:00:01 --:--:-- 018 > curl: (22) The requested URL returned error: 40419 > error: cannot download mfcl8690cdwlpr-1.3.0-0.i386.deb from any mirror20 For full logs, run:21 nix log /nix/store/angwwd5fgs33xqv24y0d9rjnj08qiwh7-mfcl8690cdwlpr-1.3.0-0.i386.deb.drv22error: build of resolved derivation '/nix/store/angwwd5fgs33xqv24y0d9rjnj08qiwh7-mfcl8690cdwlpr-1.3.0-0.i386.deb.drv' failed23error: Cannot build '/nix/store/9fh6lhlann8liacpzk5qd9f860c2h3wk-mfcl8690cdwlpr-1.3.0-0.drv'.24 Reason: 1 dependency failed.25 Output paths:26 /nix/store/3cmzhd972kvkm0zil6lhyhz8lyxhllnp-mfcl8690cdwlpr-1.3.0-027error: Cannot build '/nix/store/sxyrwbwq42sgpy4c7f2hdznvnf5jh81d-mfcl8690cdwcupswrapper-1.4.0-0.i386.deb.drv'.28 Reason: builder failed with exit code 1.29 Output paths:30 /nix/store/ifa0lmpn2a95p6prvsd7snw35adhsjsk-mfcl8690cdwcupswrapper-1.4.0-0.i386.deb31 Last 7 log lines:32 >33 > trying http://download.brother.com/welcome/dlf103250/mfcl8690cdwcupswrapper-1.4.0-0.i386.deb34 > % Total % Received % Xferd Average Speed Time Time Time Current35 > Dload Upload Total Spent Left Speed36 > 0 10 0 0 0 0 0 0 --:--:-- 0:00:01 --:--:-- 037 > curl: (22) The requested URL returned error: 40438 > error: cannot download mfcl8690cdwcupswrapper-1.4.0-0.i386.deb from any mirror39 For full logs, run:40 nix log /nix/store/sxyrwbwq42sgpy4c7f2hdznvnf5jh81d-mfcl8690cdwcupswrapper-1.4.0-0.i386.deb.drv41error: build of resolved derivation '/nix/store/sxyrwbwq42sgpy4c7f2hdznvnf5jh81d-mfcl8690cdwcupswrapper-1.4.0-0.i386.deb.drv' failed42error: Cannot build '/nix/store/y2sa6wc09ysgdysmcga21q6zrjcy0rhr-mfcl8690cdwcupswrapper-1.4.0-0.drv'.43 Reason: 2 dependencies failed.44 Output paths:45 /nix/store/7d48g70i1nwb4prdbviran35w2r1065a-mfcl8690cdwcupswrapper-1.4.0-0