these 2 derivations will be built:
  /nix/store/vjsnm9pmlz53k55dqc67cgribvmg8sai-tincd-deps-0.1.0.drv
  /nix/store/b1xsgs3lardypb33gq999qmhb6lvnsh7-tincd-test-0.1.0.drv