this derivation will be built:
  /nix/store/172s53bpqy2gjzhyi042c50wgb1kfchk-treefmt-check.drv
building '/nix/store/172s53bpqy2gjzhyi042c50wgb1kfchk-treefmt-check.drv'
treefmt-check> treefmt v2.5.0traversed 30 files
treefmt-check> emitted 0 files for processing
treefmt-check> formatted 0 files (0 changed) in 6ms