this derivation will be built:
  /nix/store/kci891j60fzwf0zk255mkzb89dbcsina-treefmt-check.drv
building '/nix/store/kci891j60fzwf0zk255mkzb89dbcsina-treefmt-check.drv'
treefmt-check> traversed 543 files
treefmt-check> emitted 370 files for processing
treefmt-check> formatted 370 files (0 changed) in 18.4s

upload niks3: ok