this derivation will be built:
  /nix/store/9k3r92cgndrymvyp43xy4gb0v7zm31kc-treefmt-check.drv
building '/nix/store/9k3r92cgndrymvyp43xy4gb0v7zm31kc-treefmt-check.drv'
treefmt-check> treefmt v2.5.0traversed 44 files
treefmt-check> emitted 29 files for processing
treefmt-check> formatted 29 files (0 changed) in 45ms