these 2 derivations will be built:
  /nix/store/r289y8psdhsjfzhl99kigp022dfqphnj-flake-inputs.drv
  /nix/store/d9wj0bkizlq2hd7s6hnj32w5acn8p3ib-check-flake-inputs.drv
building '/nix/store/r289y8psdhsjfzhl99kigp022dfqphnj-flake-inputs.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/r289y8psdhsjfzhl99kigp022dfqphnj-flake-inputs.drv'
building '/nix/store/d9wj0bkizlq2hd7s6hnj32w5acn8p3ib-check-flake-inputs.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/d9wj0bkizlq2hd7s6hnj32w5acn8p3ib-check-flake-inputs.drv'

upload niks3: ok