these 2 derivations will be built:
  /nix/store/b2i7jzls55cnjy2pangmhjvxlsmj4s4l-tincd-deps-0.1.0.drv
  /nix/store/5rxycd5495pqm10lf8yja658ijwr3l0y-tincd-test-0.1.0.drv