this derivation will be built:
  /nix/store/nhxrfr7z84l608yhcx9mvl32va334hm2-treefmt-check.drv
building '/nix/store/nhxrfr7z84l608yhcx9mvl32va334hm2-treefmt-check.drv'
treefmt-check> treefmt v2.6.0traversed 88 files
treefmt-check> emitted 45 files for processing
treefmt-check> formatted 45 files (0 changed) in 371ms