these 2 derivations will be built:
  /nix/store/9nw0wxrjbg9f1g07kavrmahlkjscsbkh-flake-inputs.drv
  /nix/store/y1yvs2fq0b2xh2byxy1na4ijic3mj0lj-check-flake-inputs.drv
building '/nix/store/9nw0wxrjbg9f1g07kavrmahlkjscsbkh-flake-inputs.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/9nw0wxrjbg9f1g07kavrmahlkjscsbkh-flake-inputs.drv'
building '/nix/store/y1yvs2fq0b2xh2byxy1na4ijic3mj0lj-check-flake-inputs.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/y1yvs2fq0b2xh2byxy1na4ijic3mj0lj-check-flake-inputs.drv'

upload niks3: ok