this derivation will be built:
  /nix/store/i3mbs2l27xwm6mjgj3xxszk8hf1sr03l-treefmt-check.drv
building '/nix/store/i3mbs2l27xwm6mjgj3xxszk8hf1sr03l-treefmt-check.drv'
treefmt-check> traversed 532 files
treefmt-check> emitted 362 files for processing
treefmt-check> formatted 362 files (0 changed) in 2.822s

upload niks3: ok