this derivation will be built:
  /nix/store/s2cs1xzd4sg9dhx14smnr9qwds889g5k-treefmt-check.drv
building '/nix/store/s2cs1xzd4sg9dhx14smnr9qwds889g5k-treefmt-check.drv'
treefmt-check> treefmt v2.5.0traversed 57 files
treefmt-check> emitted 34 files for processing
treefmt-check> formatted 34 files (0 changed) in 50ms