this derivation will be built:
  /nix/store/9y6nqazrzyi9s7bg59369ywy61zr96ci-treefmt-check.drv
building '/nix/store/9y6nqazrzyi9s7bg59369ywy61zr96ci-treefmt-check.drv'
treefmt-check> treefmt v2.5.0traversed 471 files
treefmt-check> emitted 310 files for processing
treefmt-check> formatted 310 files (0 changed) in 629ms