these 2 derivations will be built:
  /nix/store/25h7aarb1xy6ldlv2k7gxrla0v07zyrf-tincd-deps-0.1.0.drv
  /nix/store/2m7cg58sd7z7yzrnh8mrwgxcykg8q13v-tincd-test-0.1.0.drv