this derivation will be built:
  /nix/store/2nnhyhl1mhpjr7zz11mbf4f6zj3j4fi7-check-openspecui.drv
building '/nix/store/2nnhyhl1mhpjr7zz11mbf4f6zj3j4fi7-check-openspecui.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/2nnhyhl1mhpjr7zz11mbf4f6zj3j4fi7-check-openspecui.drv'

upload niks3: ok