this derivation will be built:
  /nix/store/ikhkq58nxyw0a8xqsa89n2avfm7bmp9r-treefmt-check.drv
building '/nix/store/ikhkq58nxyw0a8xqsa89n2avfm7bmp9r-treefmt-check.drv'
treefmt-check> traversed 522 files
treefmt-check> emitted 356 files for processing
treefmt-check> formatted 356 files (0 changed) in 12.28s

upload niks3: ok