this derivation will be built:
  /nix/store/agx20qi896isjfkfckp70m68f74jpy68-treefmt-check.drv
building '/nix/store/agx20qi896isjfkfckp70m68f74jpy68-treefmt-check.drv'
treefmt-check> treefmt v2.5.0traversed 479 files
treefmt-check> emitted 315 files for processing
treefmt-check> formatted 315 files (0 changed) in 672ms