this derivation will be built:
  /nix/store/kz1m2lzi7yp121m4xslbk8iq6p1h3vnx-treefmt-check.drv
building '/nix/store/kz1m2lzi7yp121m4xslbk8iq6p1h3vnx-treefmt-check.drv'
treefmt-check> traversed 535 files
treefmt-check> emitted 363 files for processing
treefmt-check> formatted 363 files (0 changed) in 3.964s

upload niks3: ok