this derivation will be built:
  /nix/store/55jyja0l2p8rmpd1zg6d73a94gliv498-check-bernstein.drv
building '/nix/store/55jyja0l2p8rmpd1zg6d73a94gliv498-check-bernstein.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/55jyja0l2p8rmpd1zg6d73a94gliv498-check-bernstein.drv'

upload niks3: ok