this derivation will be built:
  /nix/store/w08aava9kbf64v0zyxxf3nmcxbk9nmcm-treefmt-check.drv
bld4: building w08aava9kbf64v0zyxxf3nmcxbk9nmcm-treefmt-check.drv
traversed 517 files
emitted 354 files for processing
formatted 354 files (0 changed) in 5.307s