this derivation will be built:
  /nix/store/3hsdadmfxk3x85x2nzlx5jaw9s492rrn-treefmt-check.drv
building '/nix/store/3hsdadmfxk3x85x2nzlx5jaw9s492rrn-treefmt-check.drv'
treefmt-check> treefmt v2.5.0traversed 14 files
treefmt-check> emitted 6 files for processing
treefmt-check> formatted 6 files (0 changed) in 63ms