this derivation will be built:
  /nix/store/lxx6xb82qrwy8y4ha22q4kqa1wp5yh0m-treefmt-check.drv
building '/nix/store/lxx6xb82qrwy8y4ha22q4kqa1wp5yh0m-treefmt-check.drv'
treefmt-check> traversed 533 files
treefmt-check> emitted 362 files for processing
treefmt-check> formatted 362 files (0 changed) in 3.735s

upload niks3: ok