this derivation will be built:
  /nix/store/6hj1dzmg4fv3z2yp2zh1jwd3r1p3ivia-treefmt-check.drv
building '/nix/store/6hj1dzmg4fv3z2yp2zh1jwd3r1p3ivia-treefmt-check.drv'
treefmt-check> traversed 535 files
treefmt-check> emitted 363 files for processing
treefmt-check> formatted 363 files (0 changed) in 3.984s

upload niks3: ok