these 2 derivations will be built:
  /nix/store/2vjlib6dwk7id2rmr5k3pf4vakq8bnbx-niks3-tests-1.4.0.drv
  /nix/store/h27q6n80gf6lmqbr410yz3y10bf4z9hw-niks3-go-unit-tests.drv