{"ast_node_type":"function","tokens":[{"end":95,"kind":"keyword","start":0,"text":"fn"}]}
    fn poly_trait_ref_binder_info(&mut self) -> (Vec<ty::BoundVariableKind>, BinderScopeType) {
    /// Returns the binders in scope and the type of `Binder` that should be created for a poly trait ref.
        let mut scope = self.scope;