these 2 derivations will be built:
  /nix/store/x71ip422fid1ki5db5r7amngg9y7k7ab-flake-inputs.drv
  /nix/store/2sg1py0yx5yvaq3all1f2ms9v6x3sy3q-check-flake-inputs.drv
building '/nix/store/x71ip422fid1ki5db5r7amngg9y7k7ab-flake-inputs.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/x71ip422fid1ki5db5r7amngg9y7k7ab-flake-inputs.drv'
building '/nix/store/2sg1py0yx5yvaq3all1f2ms9v6x3sy3q-check-flake-inputs.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/2sg1py0yx5yvaq3all1f2ms9v6x3sy3q-check-flake-inputs.drv'

upload niks3: ok