these 2 derivations will be built:
  /nix/store/k70yz4hcijh5yj2vh5lzazh7p0nj0d37-flake-inputs.drv
  /nix/store/d5skxq8sds9mnqzwf76jv1c3c6rr4hw9-check-flake-inputs.drv
building '/nix/store/k70yz4hcijh5yj2vh5lzazh7p0nj0d37-flake-inputs.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/k70yz4hcijh5yj2vh5lzazh7p0nj0d37-flake-inputs.drv'
building '/nix/store/d5skxq8sds9mnqzwf76jv1c3c6rr4hw9-check-flake-inputs.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/d5skxq8sds9mnqzwf76jv1c3c6rr4hw9-check-flake-inputs.drv'

upload niks3: ok