this derivation will be built:
  /nix/store/jzn71bjcmmcvk9mnshyvvdzk5y66zcvg-treefmt-check.drv
treefmt-check> treefmt v2.5.0traversed 217 files
treefmt-check> emitted 169 files for processing
treefmt-check> formatted 169 files (0 changed) in 1.459s