these 2 derivations will be built:
  /nix/store/pnhx9cp61lrw0r5630b294r9v6iwdc70-flt-deps-0.1.0.drv
  /nix/store/zc5k8qdz5k7k0gp9alcbpwnph3hzyjfx-flt-clippy-0.1.0.drv