these 2 derivations will be built:
  /nix/store/hybd9fskqi5zmm6ib6rscf873r8vqxfv-niks3-tests-1.15.0.drv
  /nix/store/l5waa900fmiiwhk5ngjxsh31iadg7d70-niks3-go-unit-tests.drv