these 2 derivations will be built:
  /nix/store/hv3vkwf3yd8gyl09zfa7d257j85qy3l9-niks3-tests-1.15.0.drv
  /nix/store/zg3vgywqynqvf1pq7p33aplpfhhgm7d8-niks3-go-unit-tests.drv