{"ast_node_type":"other","tokens":[{"end":64,"kind":"keyword","start":0,"text":"for"}]}
    for method in tcx.provided_trait_methods(trait_ref.def_id) {
    let overridden_methods = tcx.impl_item_implementor_ids(item.owner_id);
        if overridden_methods.contains_key(&method.def_id) {