these 2 derivations will be built:
  /nix/store/aajqxrlshazcilygf2iccdmhimiin4k4-harmonia-deps-3.1.0.drv
  /nix/store/846r55p7whbpnx8skdnm9zv0gvvjlnc9-harmonia-clippy-3.1.0.drv