these 2 derivations will be built:
  /nix/store/q9r99d6q03crxnsqrc1yabjcszj7gsh2-niks3-tests-1.4.0.drv
  /nix/store/v9h7cqpqsvm33wsm02d8lb4rmf6kkfna-niks3-go-unit-tests.drv