these 2 derivations will be built:
  /nix/store/rrla9yly21zjir1797bgz0hsw0lzf5af-tincd-deps-0.1.0.drv
  /nix/store/k8x5rn5sdwdgjbnxs57hbblaigmmy73l-tincd-test-0.1.0.drv