these 2 derivations will be built:
  /nix/store/jqgqwsvlfbin7026qp3s0599q15fknhw-niks3-tests-1.4.0.drv
  /nix/store/i0306gq8zcsjzvxw01cir9m8hx6kqp6r-niks3-go-unit-tests.drv