this derivation will be built:
  /nix/store/76kyx3ybl9z8zvi7vhj17spdn2xlr1dg-treefmt-check.drv
bld4: building 76kyx3ybl9z8zvi7vhj17spdn2xlr1dg-treefmt-check.drv
traversed 517 files
emitted 354 files for processing
formatted 354 files (0 changed) in 6.015s