this derivation will be built:
  /nix/store/b82b1ni0yp265kddsm0mw2rh0l87iyd6-treefmt-check.drv
building '/nix/store/b82b1ni0yp265kddsm0mw2rh0l87iyd6-treefmt-check.drv'
treefmt-check> traversed 533 files
treefmt-check> emitted 362 files for processing
treefmt-check> formatted 362 files (0 changed) in 18.33s

upload niks3: ok