this derivation will be built:
  /nix/store/bw5si6x2mac9skany1s6adb0mi5afh25-treefmt-check.drv
building '/nix/store/bw5si6x2mac9skany1s6adb0mi5afh25-treefmt-check.drv'
treefmt-check> traversed 519 files
treefmt-check> emitted 355 files for processing
treefmt-check> formatted 355 files (0 changed) in 22.595s

upload niks3: ok