these 5 derivations will be built:
  /nix/store/fna6y91a10knhrkrdcx2ljnrqxq0ahj8-vendor-registry.drv
  /nix/store/d8swv95a9d6nv2qii1f66rmx5zll9gzg-vendor-cargo-deps.drv
  /nix/store/l5fmrs6p070cwlfnfca4yi6np5avdi1d-source.drv
  /nix/store/zk02njqln11hqbh70jz5f59l8mwqrkvk-harmonia-deps-3.2.0.drv
  /nix/store/xyjjwvklpj10s6rx8cfii6pincrmsqpj-harmonia-3.2.0.drv