this derivation will be built:
  /nix/store/dyiq3ic8a015byb6z3d9czvl2nx0d7w3-treefmt-check.drv
building '/nix/store/dyiq3ic8a015byb6z3d9czvl2nx0d7w3-treefmt-check.drv'
treefmt-check> treefmt v2.5.0traversed 559 files
treefmt-check> emitted 351 files for processing
treefmt-check> formatted 351 files (0 changed) in 16.721s

upload niks3: ok