{"ast_node_type":"other","tokens":[{"end":57,"kind":"keyword","start":0,"text":"SuggestedConstraint::Outlives(a,"}]}
                SuggestedConstraint::Outlives(a, bs) => {
            mbcx.dcx().struct_help(match constraint {
                    let bs: SmallVec<[String; 2]> = bs.iter().map(|r| r.to_string()).collect();