these 2 derivations will be built:
  /nix/store/cnhkw4zqy8xgnb2z8mc8zgkraf9j5aka-niks3-tests-1.16.2.drv
  /nix/store/vwmxwb4z63q2jf9bwjig6r0sgcmxg9v0-niks3-go-unit-tests.drv