this derivation will be built:
  /nix/store/qimpzvhr76g7ny34z9a9l7q2ybfr7vai-treefmt-check.drv
bld4: building qimpzvhr76g7ny34z9a9l7q2ybfr7vai-treefmt-check.drv
traversed 517 files
emitted 354 files for processing
formatted 354 files (0 changed) in 26.824s