this derivation will be built:
  /nix/store/3a4v3b00sy3g0gxdxcy8snpbcqa8pqvc-treefmt-check.drv
building '/nix/store/3a4v3b00sy3g0gxdxcy8snpbcqa8pqvc-treefmt-check.drv'
treefmt-check> traversed 517 files
treefmt-check> emitted 354 files for processing
treefmt-check> formatted 354 files (0 changed) in 2.535s

upload niks3: ok