this derivation will be built:
  /nix/store/gp2b5qxy91ggg6hs1gy5cdz76lkv76v5-treefmt-check.drv
building '/nix/store/gp2b5qxy91ggg6hs1gy5cdz76lkv76v5-treefmt-check.drv'
treefmt-check> traversed 540 files
treefmt-check> emitted 368 files for processing
treefmt-check> formatted 368 files (0 changed) in 17.837s

upload niks3: ok