these 2 derivations will be built:
  /nix/store/yn4ci2wp6akgd7iik22aifmki49z3gsm-niks3-tests-1.4.0.drv
  /nix/store/m9npa3dxfp4zgych5f3h1wclxgh9i78m-niks3-go-unit-tests.drv