this derivation will be built:
  /nix/store/rjw44jzwbzkl0an9w66c6f0ng8m47vfp-treefmt-check.drv
building '/nix/store/rjw44jzwbzkl0an9w66c6f0ng8m47vfp-treefmt-check.drv'
treefmt-check> traversed 526 files
treefmt-check> emitted 359 files for processing
treefmt-check> formatted 359 files (0 changed) in 3.447s

upload niks3: ok