this derivation will be built:
  /nix/store/lywxm6lhnfv7i2w5l1dibgpdr5nm80dh-treefmt-check.drv
bld4: building lywxm6lhnfv7i2w5l1dibgpdr5nm80dh-treefmt-check.drv
traversed 517 files
emitted 354 files for processing
formatted 354 files (0 changed) in 5.529s