this derivation will be built:
  /nix/store/sdrz787m9bdiag627n9sz1vfiay3l5x5-treefmt-check.drv
building '/nix/store/sdrz787m9bdiag627n9sz1vfiay3l5x5-treefmt-check.drv'
treefmt-check> traversed 519 files
treefmt-check> emitted 355 files for processing
treefmt-check> formatted 355 files (0 changed) in 22.172s

upload niks3: ok