this derivation will be built: /nix/store/czz1v45cgkryxz2j95i30zx062z0q02g-check-hax.drv building '/nix/store/czz1v45cgkryxz2j95i30zx062z0q02g-check-hax.drv' on 'ssh-ng://customer@mac02.m.ntd.one' building '/nix/store/czz1v45cgkryxz2j95i30zx062z0q02g-check-hax.drv' upload niks3: ok