{"ast_node_type":"other","tokens":[{"end":67,"kind":"keyword","start":0,"text":"SuggestChangingConstraintsMessage::RestrictBoundFurther"}]}
            SuggestChangingConstraintsMessage::RestrictBoundFurther
        let bound_message = if constraints.iter().any(|(_, def_id, _)| def_id.is_none()) {
        } else {