{"ast_node_type":"other","tokens":[{"end":79,"kind":"keyword","start":0,"text":"&&"}]}
            && self.tcx.async_fn_trait_kind_from_def_id(async_def_id).is_some()
        let bound_modifier_allowed_features = if let Res::Def(DefKind::Trait, async_def_id) = res
        {