There will be an all out generational war over this because there has to be.  This is a zero sum game because Math is Math and the money will run out.

You're taught in law school that trusts are unbreakable right up to the moment they aren't.  Economic impossibility is the magic bullet.  Once people's property taxes have to go up 1,500% to pay for the pensions, those pensions will be cut.  Look at Detroit.  There is a no shit state constitutional amendment that says you can't touch the pensions.  Yeah, that's nice.