this derivation will be built:
  /nix/store/7rx3i3706x5w4lbj6mqz3501vd2pqrp3-treefmt-check.drv
building '/nix/store/7rx3i3706x5w4lbj6mqz3501vd2pqrp3-treefmt-check.drv'
treefmt-check> traversed 517 files
treefmt-check> emitted 354 files for processing
treefmt-check> formatted 354 files (0 changed) in 8.398s

upload niks3: ok