this derivation will be built:
  /nix/store/fw2wq2zdx7xxq9ipyygjsfbwy1yy4v9i-treefmt-check.drv
building '/nix/store/fw2wq2zdx7xxq9ipyygjsfbwy1yy4v9i-treefmt-check.drv'
treefmt-check> treefmt v2.5.0traversed 23 files
treefmt-check> emitted 11 files for processing
treefmt-check> formatted 11 files (0 changed) in 85ms