Partial build log
this derivation will be built:
/nix/store/8bmyh9xqiq22a4scl83bw2gpa4lhk8rg-liblbfgs-1.10.tar.gz.drv
building '/nix/store/8bmyh9xqiq22a4scl83bw2gpa4lhk8rg-liblbfgs-1.10.tar.gz.drv'...
liblbfgs> trying https://github.com/downloads/chokkan/liblbfgs/liblbfgs-1.10.tar.gz
liblbfgs> % Total % Received % Xferd Average Speed Time Time Time Current
liblbfgs> Dload Upload Total Spent Left Speed
liblbfgs> 0 23 0 0 0 0 0 0 --:--:-- --:--:-- --:--:-- 0
liblbfgs> curl: (22) The requested URL returned error: 502
liblbfgs> Warning: Problem : HTTP error. Will retry in 1 seconds. 3 retries left.
liblbfgs> 0 23 0 0 0 0 0 0 --:--:-- --:--:-- --:--:-- 0
liblbfgs> curl: (22) The requested URL returned error: 502
liblbfgs> Warning: Problem : HTTP error. Will retry in 2 seconds. 2 retries left.
liblbfgs> 0 23 0 0 0 0 0 0 --:--:-- --:--:-- --:--:-- 0
liblbfgs> curl: (22) The requested URL returned error: 502
liblbfgs> Warning: Problem : HTTP error. Will retry in 4 seconds. 1 retries left.
liblbfgs> 0 23 0 0 0 0 0 0 --:--:-- --:--:-- --:--:-- 0
liblbfgs> curl: (22) The requested URL returned error: 502
liblbfgs> error checking the existence of file:///dev/null/sha256/1kv8d289rbz38wrpswx5dkhr2yh4fg4h6sszkp3fawxm09sann21:
liblbfgs> curl: (37) Couldn't open file /dev/null/sha256/1kv8d289rbz38wrpswx5dkhr2yh4fg4h6sszkp3fawxm09sann21
liblbfgs> error: cannot download liblbfgs-1.10.tar.gz from any mirror
error: builder for '/nix/store/8bmyh9xqiq22a4scl83bw2gpa4lhk8rg-liblbfgs-1.10.tar.gz.drv' failed with exit code 1