this derivation will be built:
  /nix/store/rya7h8rrppnlyqqmsx1d2va7k4l54cw5-treefmt-check.drv
building '/nix/store/rya7h8rrppnlyqqmsx1d2va7k4l54cw5-treefmt-check.drv'
treefmt-check> traversed 554 files
treefmt-check> emitted 374 files for processing
treefmt-check> formatted 374 files (0 changed) in 23.915s

upload niks3: ok