these 2 derivations will be built:
  /nix/store/1s3j73ycr0hhsj1m49sw4c789vk04zhx-niks3-tests-1.15.0.drv
  /nix/store/yq4bvq0jx0knbpfw1jmfngpqmmlkgbfa-niks3-go-unit-tests.drv