anchor.diff:  
         # Test machinectl stop
         machine.succeed("machinectl stop ${containerName}");
  +      machine.wait_until_succeeds("test $(systemctl is-active systemd-nspawn@${containerName}) = inactive");
   
         # Show to to delete the container
         machine.succeed("chattr -i ${containerRoot}/var/empty");
  
positive.code:       machine.succeed("ping -n -c 1 ${containerName}");
  
        # Test systemd-nspawn uses a user namespace
        machine.succeed("test `stat ${containerRoot}/var/empty -c %u%g` != 00");
  
        # Test systemd-nspawn reboot
        machine.succeed("machinectl shell ${containerName} /run/current-system/sw/bin/reboot");
  
negative.code:       # use networkd to obtain systemd network setup
        networking.useNetworkd = true;
        networking.useDHCP = false;
  
        # open DHCP server on interface to container
        networking.firewall.trustedInterfaces = [ "ve-+" ];
  