these 4 derivations will be built:
  /nix/store/w9zsqcbhsy1yik7hldbfk3qc3k208sgf-horae-deps-main.rs.drv
  /nix/store/ggmpkdjw1sczxrjxsciak2xslm329lvx-source.drv
  /nix/store/2h9fc5lh0vsbff5yfy09ad77gsr3ngm9-horae-checks-deps-0.1.0.drv
  /nix/store/6xyxjjsna7vp2x3j7s8qhzda7yz5xxj4-horae-clippy-0.1.0.drv