these 3 derivations will be built:
  /nix/store/kxvdc334b8ml0kx4xdixaa8hm9q9fyra-treefmt.toml.drv
  /nix/store/vcn8g9klsf7f7vbm0c6qga3zf4ckcqzr-treefmt.drv
  /nix/store/qxrnryrvy9pz00ii9dn0w5wmbmsdgqyy-treefmt-check.drv
these 2 paths will be fetched (10.8 MiB download, 35.5 MiB unpacked):
  /nix/store/h9zr4490aqgc0hzizijv5yimqhvh659n-prettier-3.9.6
  /nix/store/lia4rwvd57lpzcc5nz3dl7xq5i7czk61-ruff-0.16.5