{"ast_node_type":"other","tokens":[{"end":67,"kind":"keyword","start":0,"text":"BuiltinLintDiag::UnknownCrateTypes"}]}
        BuiltinLintDiag::UnknownCrateTypes { span, candidate } => {
        }
            let sugg = candidate.map(|candidate| lints::UnknownCrateTypesSub { span, candidate });