these 2 derivations will be built:
  /nix/store/5h0c03dkw7av8bfdxlsxihxcn3i96vz8-niks3-tests-1.4.0.drv
  /nix/store/27q18zq5sa0z8qmh5cz9ikzdy7jh5j89-niks3-go-unit-tests.drv