{"ast_node_type":"other","tokens":[{"end":76,"kind":"keyword","start":0,"text":"_"}]}
        _ => span_bug!(item.span, "trait_def_of_item invoked on non-trait"),
        hir::ItemKind::TraitAlias(..) => (hir::Constness::NotConst, true, false, hir::Safety::Safe),
    };