{"ast_node_type":"other","tokens":[{"end":89,"kind":"keyword","start":0,"text":"//"}]}
    // This node's parent should never be accessed: the owner's parent is computed by the
    let mut nodes = IndexVec::from_elem_n(err_node, num_nodes);
    // hir_owner_parent query. Make it invalid (= ItemLocalId::MAX) to force an ICE whenever it is