these 2 derivations will be built:
  /nix/store/arfxc16wsywcpxvqif7dnpkrby1r9fvb-flake-inputs.drv
  /nix/store/0szwpfc7y96vm35v33rgnz19h9pqm8jh-check-flake-inputs.drv
building '/nix/store/arfxc16wsywcpxvqif7dnpkrby1r9fvb-flake-inputs.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/arfxc16wsywcpxvqif7dnpkrby1r9fvb-flake-inputs.drv'
building '/nix/store/0szwpfc7y96vm35v33rgnz19h9pqm8jh-check-flake-inputs.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/0szwpfc7y96vm35v33rgnz19h9pqm8jh-check-flake-inputs.drv'

upload niks3: ok