these 2 derivations will be built:
  /nix/store/ha8n3n9wz445kc43r4pi4kj5dnrrp3ba-flake-inputs.drv
  /nix/store/x60pjlkwmhwydzmqbmryg23p2p3x0zvn-check-flake-inputs.drv
building '/nix/store/ha8n3n9wz445kc43r4pi4kj5dnrrp3ba-flake-inputs.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/ha8n3n9wz445kc43r4pi4kj5dnrrp3ba-flake-inputs.drv'
building '/nix/store/x60pjlkwmhwydzmqbmryg23p2p3x0zvn-check-flake-inputs.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/x60pjlkwmhwydzmqbmryg23p2p3x0zvn-check-flake-inputs.drv'

upload niks3: ok