this derivation will be built:
  /nix/store/n1vayxbab6jf5diagpkc45vkr2bpa7sc-atomic-test-help.drv
building '/nix/store/n1vayxbab6jf5diagpkc45vkr2bpa7sc-atomic-test-help.drv' on 'ssh-ng://nixbuild@stibnite-builder'
building '/nix/store/n1vayxbab6jf5diagpkc45vkr2bpa7sc-atomic-test-help.drv'

upload niks3: ok