these 3 derivations will be built:
  /nix/store/1y185p60rpqvh7hl64g8pvl7ayrgmfd3-treefmt.toml.drv
  /nix/store/103s3jpaps8ry3ai8g6jnwa8rw2immf9-treefmt.drv
  /nix/store/kawr16x2pzj6jwxljflbc0cwf5sabnnl-treefmt-check.drv
this path will be fetched (0.0 KiB download, 31.6 MiB unpacked):
  /nix/store/sddv779f9zwcm72i0nsa8sgy1zjcl2n4-ruff-0.16.3