these 2 derivations will be built:
  /nix/store/czd529ki9sdb1p9fvw0hssf0xqzrdf8h-flake-inputs.drv
  /nix/store/lc9hhgfjgnrnl4b5g10zksc39ryfb4zc-check-flake-inputs.drv
building '/nix/store/czd529ki9sdb1p9fvw0hssf0xqzrdf8h-flake-inputs.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/czd529ki9sdb1p9fvw0hssf0xqzrdf8h-flake-inputs.drv'
building '/nix/store/lc9hhgfjgnrnl4b5g10zksc39ryfb4zc-check-flake-inputs.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/lc9hhgfjgnrnl4b5g10zksc39ryfb4zc-check-flake-inputs.drv'

upload niks3: ok