these 2 derivations will be built:
  /nix/store/xp0q9p5cn8qvs2py4mfn45f6qmpmxh8n-flake-inputs.drv
  /nix/store/ys6lbscmy0fdq8gidz9adhb5i26brcjr-check-flake-inputs.drv
building '/nix/store/xp0q9p5cn8qvs2py4mfn45f6qmpmxh8n-flake-inputs.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/xp0q9p5cn8qvs2py4mfn45f6qmpmxh8n-flake-inputs.drv'
building '/nix/store/ys6lbscmy0fdq8gidz9adhb5i26brcjr-check-flake-inputs.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/ys6lbscmy0fdq8gidz9adhb5i26brcjr-check-flake-inputs.drv'

upload niks3: ok