{"ast_node_type":"other","tokens":[{"end":86,"kind":"keyword","start":0,"text":"//"}]}
    // `pub async fn` in general). Since rustdoc never needs to do codegen and doesn't
    // HACK(jynelson): trying to infer the type of `impl Trait` breaks `async-std` (and
    // care about link-time reachability, keep them unreachable (issue #75100).