this derivation will be built:
  /nix/store/59fx1abhi20z7nq4gp71yi8zknc9vznm-treefmt-check.drv
bld4: building 59fx1abhi20z7nq4gp71yi8zknc9vznm-treefmt-check.drv
traversed 517 files
emitted 354 files for processing
formatted 354 files (0 changed) in 5.511s