{"ast_node_type":"other","tokens":[{"end":63,"kind":"keyword","start":0,"text":".resolve_lang_item(LangItem::IntoFutureIntoFuture)?"}]}
            .resolve_lang_item(LangItem::IntoFutureIntoFuture)?
        let ItemContainerId::TraitId(trait_) = self
            .as_function()?