this derivation will be built:
  /nix/store/l5pnmi5z9lgjcji0l13qkvwzn8j90bi5-treefmt-check.drv
building '/nix/store/l5pnmi5z9lgjcji0l13qkvwzn8j90bi5-treefmt-check.drv'
treefmt-check> traversed 554 files
treefmt-check> emitted 375 files for processing
treefmt-check> formatted 375 files (0 changed) in 28.747s

upload niks3: ok