Most likely two outcomes. Either everyone will be given a basic income for meeting their needs or the robot revolution will make goods so cheap that very little money/effort will be needed purchase things. Most of the jobs may move to the entertainment and healthcare industry.
> or the robot revolution will make goods so cheap that very little money/effort will be needed
Any such robot revolution would drive the cost of labor down faster than it'd drive the cost of goods. It might just not be immediately visible from every vantage point in society, because economic sectors will be taken out one by one - so today you live like a king because of all that cheap stuff, and tomorrow you can't afford it because you have no job, and hence no paycheck. So some form of basic income would still be needed for many.
What if we're not satisfied with mincome and soma, and we want something more? With no framework to provide for useful productivity, what will young people end up doing? A lazy population with no way to differentiate and striate financially will find other ways of anteing up over each other, including criminal acts...