{"ast_node_type":"other","tokens":[{"end":90,"kind":"keyword","start":0,"text":"ra_fixture_after.chars().skip(\"error:\".len()).collect::<String>();"}]}
                        ra_fixture_after.chars().skip("error:".len()).collect::<String>();
                    let error_message =
                    assert_eq!(error_message.trim(), err.to_string());