this derivation will be built:
  /nix/store/7if22ygw7rrf3q05lbflfzp0zbccn9vn-treefmt-check.drv
building '/nix/store/7if22ygw7rrf3q05lbflfzp0zbccn9vn-treefmt-check.drv'
treefmt-check> traversed 532 files
treefmt-check> emitted 362 files for processing
treefmt-check> formatted 362 files (0 changed) in 3.539s

upload niks3: ok