these 6 derivations will be built:
  /nix/store/0mcapv58ixmk1q8yrxl10v7jrqr6g0p8-cargo-package-serde_json-1.0.154.drv
  /nix/store/5kwnma73zaarlgcmb5j5sms87795rkm9-vendor-registry.drv
  /nix/store/0yvqlkv2y1rbcl1rlybnbxpaz8zdjhj7-vendor-cargo-deps.drv
  /nix/store/fvidsdfjms0hlba8zh52wlsw88byvplq-source.drv
  /nix/store/08730y0i9ql4nlk22cj7v3qn2jnf81a4-harmonia-deps-3.3.0.drv
  /nix/store/wmrmyj14ljh1ga61by7977x9nlbailfy-harmonia-3.3.0.drv