these 2 derivations will be built:
  /nix/store/6ng59059430yvdkpa8smkfhk4xv17rzp-flake-inputs.drv
  /nix/store/5j23p4nyqwrwfiw1b71msx4l2i07zmm0-check-flake-inputs.drv
building '/nix/store/6ng59059430yvdkpa8smkfhk4xv17rzp-flake-inputs.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/6ng59059430yvdkpa8smkfhk4xv17rzp-flake-inputs.drv'
building '/nix/store/5j23p4nyqwrwfiw1b71msx4l2i07zmm0-check-flake-inputs.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/5j23p4nyqwrwfiw1b71msx4l2i07zmm0-check-flake-inputs.drv'

upload niks3: ok