these 2 derivations will be built:
  /nix/store/k7xhg568ylsb4isvz6byb3ni1zy6lvqw-flake-inputs.drv
  /nix/store/zdhn504005npi65n7q2vx2j0rqcf2xry-check-flake-inputs.drv
building '/nix/store/k7xhg568ylsb4isvz6byb3ni1zy6lvqw-flake-inputs.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/k7xhg568ylsb4isvz6byb3ni1zy6lvqw-flake-inputs.drv'
building '/nix/store/zdhn504005npi65n7q2vx2j0rqcf2xry-check-flake-inputs.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/zdhn504005npi65n7q2vx2j0rqcf2xry-check-flake-inputs.drv'

upload niks3: ok