these 2 derivations will be built:
  /nix/store/y7cmsnfqydjsblc963phj2ps3zrl14rx-flake-inputs.drv
  /nix/store/ml2ahlk03wkhzlm3bprknp2r5r1pxq0z-check-flake-inputs.drv
building '/nix/store/y7cmsnfqydjsblc963phj2ps3zrl14rx-flake-inputs.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/y7cmsnfqydjsblc963phj2ps3zrl14rx-flake-inputs.drv'
building '/nix/store/ml2ahlk03wkhzlm3bprknp2r5r1pxq0z-check-flake-inputs.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/ml2ahlk03wkhzlm3bprknp2r5r1pxq0z-check-flake-inputs.drv'

upload niks3: ok