this derivation will be built:
  /nix/store/1fnw65hpcc1p6cdz0bfp5ihl4h6w2qzr-treefmt-check.drv
building '/nix/store/1fnw65hpcc1p6cdz0bfp5ihl4h6w2qzr-treefmt-check.drv'
treefmt-check> treefmt v2.4.0traversed 928 files
treefmt-check> emitted 232 files for processing
treefmt-check> formatted 232 files (0 changed) in 572ms