these 3 derivations will be built:
  /nix/store/pj0gzh0hw612pv01lxvzq0yc6r0nrski-treefmt.toml.drv
  /nix/store/my6fb04dqd6b0wvafrd0kxcckfjv37xr-treefmt.drv
  /nix/store/1i2m8qan7s93zbasnlj6y3aipj4wmiaq-treefmt-check.drv
this path will be fetched (9.3 MiB download, 26.0 MiB unpacked):
  /nix/store/04vkk9wflwfpgbxzl0v46zpv9ardrxpg-ruff-0.16.6