this derivation will be built:
  /nix/store/zns0m58j2ylfxcnv1av1aadbhvsnlcah-treefmt-check.drv
bld4: building zns0m58j2ylfxcnv1av1aadbhvsnlcah-treefmt-check.drv
traversed 517 files
emitted 354 files for processing
formatted 354 files (0 changed) in 5.47s