this derivation will be built:
  /nix/store/diw9i9m5zn2rca3r2l2kmjd28yp35gms-treefmt-check.drv
building '/nix/store/diw9i9m5zn2rca3r2l2kmjd28yp35gms-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 634ms