these 2 derivations will be built:
  /nix/store/gvvff3kc5mipsb7hr7gzlqk4v130gfbj-niks3-tests-1.4.0.drv
  /nix/store/ks5z793rp3wprpa69n6pcimnhipjc44j-niks3-go-unit-tests.drv