this derivation will be built:
  /nix/store/svhka2nay9yq6ppk5isk69w8adx3gfhz-treefmt-check.drv
building '/nix/store/svhka2nay9yq6ppk5isk69w8adx3gfhz-treefmt-check.drv'
treefmt-check> traversed 517 files
treefmt-check> emitted 354 files for processing
treefmt-check> formatted 354 files (0 changed) in 3.575s

upload niks3: ok