{"ast_node_type":"other","tokens":[{"end":48,"kind":"keyword","start":0,"text":"VerifyBound::OutlivedBy(_)"}]}
            VerifyBound::OutlivedBy(_) => false,
            VerifyBound::IsEmpty => false,
            VerifyBound::AnyBound(bs) => bs.iter().all(|b| b.cannot_hold()),