Simple. It's a bitter pill that a lot of people don't like to swallow.
You will simply have to provide meaningful lifestyles for persons who contribute less than those lifestyles cost to the whole economically.
Get over the "he who shall not work shall not eat" thing, and get over the "I earned mine, why should HE get to have any for doing nothing" mentalities. Let the robots churn faster than ever, and use the fruits of their automated labor to subsidize human life.