{"ast_node_type":"other","tokens":[{"end":79,"kind":"keyword","start":0,"text":")"}]}
    ) -> Result<(), (PolyTypeOutlivesPredicate<'tcx>, SubregionOrigin<'tcx>)> {
            -> Result<PolyTypeOutlivesPredicate<'tcx>, NoSolution>,
        assert!(!self.in_snapshot(), "cannot process registered region obligations in a snapshot");