this derivation will be built:
  /nix/store/6gdl5a4ll98bcq9rpsrkl9q1ww0r4sdk-treefmt-check.drv
building '/nix/store/6gdl5a4ll98bcq9rpsrkl9q1ww0r4sdk-treefmt-check.drv'
treefmt-check> treefmt v2.5.0traversed 505 files
treefmt-check> emitted 342 files for processing
treefmt-check> formatted 342 files (0 changed) in 2.39s