this derivation will be built:
  /nix/store/25vc6jp1b9sq17gkgl6vq10gxnhda79m-treefmt-check.drv
building '/nix/store/25vc6jp1b9sq17gkgl6vq10gxnhda79m-treefmt-check.drv'
treefmt-check> treefmt v2.5.0traversed 1969 files
treefmt-check> emitted 478 files for processing
treefmt-check> formatted 478 files (0 changed) in 11.985s

upload niks3: ok