these 2 derivations will be built:
  /nix/store/4h1h3ch8xx9rn2pkz0r16a6dv0h5snrb-flake-inputs.drv
  /nix/store/6w35j0aki0nsn4gwaqfassnmbd8ckg2l-check-flake-inputs.drv
building '/nix/store/4h1h3ch8xx9rn2pkz0r16a6dv0h5snrb-flake-inputs.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/4h1h3ch8xx9rn2pkz0r16a6dv0h5snrb-flake-inputs.drv'
building '/nix/store/6w35j0aki0nsn4gwaqfassnmbd8ckg2l-check-flake-inputs.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/6w35j0aki0nsn4gwaqfassnmbd8ckg2l-check-flake-inputs.drv'

upload niks3: ok