these 2 derivations will be built:
  /nix/store/9f1szqmv96ny7na97iyflcvpsj1x5iak-harmonia-deps-3.1.0.drv
  /nix/store/r9wb6l37zlkfyg8gh0k100jjd1s0hp87-harmonia-clippy-3.1.0.drv