Partial build log
this derivation will be built:
/nix/store/q7zrfx6r0yiicpjyhg37rip7bq3fgif6-ecm-7.0.4.tar.gz.drv
building '/nix/store/xx6l77cpr5rj0nvn8bh9bxsxcfawx0if-ecm-7.0.4.tar.gz.drv'...
ecm> trying http://gforge.inria.fr/frs/download.php/file/36224/ecm-7.0.4.tar.gz
ecm> % Total % Received % Xferd Average Speed Time Time Time Current
ecm> Dload Upload Total Spent Left Speed
ecm> 100 178 100 178 0 0 883 0 --:--:-- --:--:-- --:--:-- 885
ecm> 0 162 0 0 0 0 0 0 --:--:-- --:--:-- --:--:-- 0
ecm> curl: (22) The requested URL returned error: 403
ecm> error checking the existence of file:///dev/null/sha256/0hxs24c2m3mh0nq1zz63z3sb7dhy1rilg2s1igwwcb26x3pb7xqc:
ecm> curl: (37) Couldn't open file /dev/null/sha256/0hxs24c2m3mh0nq1zz63z3sb7dhy1rilg2s1igwwcb26x3pb7xqc
ecm> error: cannot download ecm-7.0.4.tar.gz from any mirror
error: builder for '/nix/store/xx6l77cpr5rj0nvn8bh9bxsxcfawx0if-ecm-7.0.4.tar.gz.drv' failed with exit code 1
error: