these 3 derivations will be built:
  /nix/store/3kz66rj6zn3wv28bwibj0vrslyxmkl41-treefmt.toml.drv
  /nix/store/wgr5zq3yd1w0siww9lb8xfkmnn9brmpr-treefmt.drv
  /nix/store/jc28p3327nh6vsphmrmqcphzly6zss8x-treefmt-check.drv
this path will be fetched (10.0 MiB download, 27.3 MiB unpacked):
  /nix/store/fagwf2abba6276mndv9mh35ilmzcxdac-ruff-0.15.22