these 4 derivations will be built:
  /nix/store/0yh48c9c06hb887q8bgwmadniqjdjsy4-Cargo.toml.drv
  /nix/store/l4wfj4vcn19129mh015j4nm8jfdnhfry-source.drv
  /nix/store/d4ksryyyf6mhcmd2jqj8i55rhxmm6aci-harmonia-deps-3.2.0.drv
  /nix/store/ma55h9v5zrsdhh8azw5yka9kpcri62xf-harmonia-clippy-3.2.0.drv