these 2 derivations will be built:
  /nix/store/svw5xasjiiw8fhajlkpj4gd1p8c62il6-tincd-deps-0.1.0.drv
  /nix/store/kn73akn5wgg7wij1630irmhs0vz6nkwb-tincd-test-0.1.0.drv