this derivation will be built:
  /nix/store/rbad58qcn4mj718g0z54r7c1np703am3-treefmt-check.drv
building '/nix/store/rbad58qcn4mj718g0z54r7c1np703am3-treefmt-check.drv'
treefmt-check> treefmt v2.5.0traversed 2101 files
treefmt-check> emitted 512 files for processing
treefmt-check> formatted 512 files (0 changed) in 4.347s

upload niks3: ok