this derivation will be built:
  /nix/store/fn0idn42s5j0kd2b4b1mjzbcddw3ziv7-treefmt-check.drv
building '/nix/store/fn0idn42s5j0kd2b4b1mjzbcddw3ziv7-treefmt-check.drv'
treefmt-check> treefmt v2.5.0traversed 2160 files
treefmt-check> emitted 506 files for processing
treefmt-check> formatted 506 files (0 changed) in 7.944s

upload niks3: ok