this derivation will be built:
  /nix/store/v8gjd53grnwixl99ngkni9p7qls4nagj-treefmt-check.drv
building '/nix/store/v8gjd53grnwixl99ngkni9p7qls4nagj-treefmt-check.drv'
treefmt-check> treefmt v2.5.0traversed 64 files
treefmt-check> emitted 41 files for processing
treefmt-check> formatted 41 files (0 changed) in 88ms