these 2 derivations will be built:
  /nix/store/3ynvcbypkxhwrb5ixs65v1ky3d3l8sbw-flake-inputs.drv
  /nix/store/zp6ng7xcv2rkfn03nnqr3yni87ir1kkr-check-flake-inputs.drv
building '/nix/store/3ynvcbypkxhwrb5ixs65v1ky3d3l8sbw-flake-inputs.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/3ynvcbypkxhwrb5ixs65v1ky3d3l8sbw-flake-inputs.drv'
building '/nix/store/zp6ng7xcv2rkfn03nnqr3yni87ir1kkr-check-flake-inputs.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/zp6ng7xcv2rkfn03nnqr3yni87ir1kkr-check-flake-inputs.drv'

upload niks3: ok