this derivation will be built:
  /nix/store/i3xzcrfwjz8nch7lf43ss8hpdqa8ms9k-treefmt-check.drv
building '/nix/store/i3xzcrfwjz8nch7lf43ss8hpdqa8ms9k-treefmt-check.drv'
treefmt-check> treefmt v2.6.0traversed 2016 files
treefmt-check> emitted 554 files for processing
treefmt-check> formatted 554 files (0 changed) in 2.916s

upload niks3: ok