this derivation will be built:
  /nix/store/19p7cy2pkwh0mxcr3l5pv2rj51v2mczs-treefmt-check.drv
building '/nix/store/19p7cy2pkwh0mxcr3l5pv2rj51v2mczs-treefmt-check.drv'
treefmt-check> traversed 554 files
treefmt-check> emitted 374 files for processing
treefmt-check> formatted 374 files (0 changed) in 8.418s

upload niks3: ok