{"ast_node_type":"other","tokens":[{"end":66,"kind":"keyword","start":0,"text":"self.next_region_var(RegionVariableOrigin::Misc(DUMMY_SP))"}]}
        self.next_region_var(RegionVariableOrigin::Misc(DUMMY_SP))
    fn next_region_infer(&self) -> ty::Region<'tcx> {
    }