this derivation will be built:
  /nix/store/1l1mwf48ghhclkqw9pk32hbsgxc3m7k0-treefmt-check.drv
building '/nix/store/1l1mwf48ghhclkqw9pk32hbsgxc3m7k0-treefmt-check.drv'
treefmt-check> treefmt v2.6.0traversed 2138 files
treefmt-check> emitted 574 files for processing
treefmt-check> formatted 574 files (0 changed) in 3.721s

upload niks3: ok