this derivation will be built:
  /nix/store/xivnkfai34f0k55i454fqjjwqvrrzdmd-treefmt-check.drv
bld3: building xivnkfai34f0k55i454fqjjwqvrrzdmd-treefmt-check.drv
traversed 517 files
emitted 354 files for processing
formatted 354 files (0 changed) in 14.772s