these 2 derivations will be built:
  /nix/store/lzki3b5hqz8gm21x9q2z6hniwbhzj7jv-niks3-tests-1.4.0.drv
  /nix/store/474nnfzmw68y0r0mya8p0vj2zd6dz4xr-niks3-go-unit-tests.drv