this derivation will be built:
  /nix/store/d3vh1sldrs2h7n2gmf9hnv5fxh1m2znk-treefmt-check.drv
building '/nix/store/d3vh1sldrs2h7n2gmf9hnv5fxh1m2znk-treefmt-check.drv'
treefmt-check> traversed 526 files
treefmt-check> emitted 359 files for processing
treefmt-check> formatted 359 files (0 changed) in 11.521s

upload niks3: ok