Partial build log
this derivation will be built:
/nix/store/6ga7lps6bwvwcqp3qlzngvx4f4zvxdxs-source.drv
building '/nix/store/8f9i4dplwmmd6inv15f6s3pwhm0vh03r-source.drv'...
source> error checking the existence of file:///dev/null//sha256-dlVTMd8sm84M8JZsCfVR/s4jXMQWmrVj7xwUVDsehQY=:
source> curl: (37) Couldn't open file /dev/null//sha256-dlVTMd8sm84M8JZsCfVR/s4jXMQWmrVj7xwUVDsehQY=
source> trying https://github.com/amadvance/advancecomp/archive/v2.5.tar.gz
source> % Total % Received % Xferd Average Speed Time Time Time Current
source> Dload Upload Total Spent Left Speed
source> 0 0 0 0 0 0 0 0 --:--:-- --:--:-- --:--:-- 0
source> 100 1187k 0 1187k 0 0 1588k 0 --:--:-- --:--:-- --:--:-- 1588k
source> unpacking source archive /build/v2.5.tar.gz