this derivation will be built:
  /nix/store/7x1gh2i7rm9qpjc9f9jqfng9g3pkc0hp-treefmt-check.drv
building '/nix/store/7x1gh2i7rm9qpjc9f9jqfng9g3pkc0hp-treefmt-check.drv'
treefmt-check> traversed 523 files
treefmt-check> emitted 357 files for processing
treefmt-check> formatted 357 files (0 changed) in 22.522s

upload niks3: ok