The test failed on branch=master, cloud=gce:
test artifacts and logs in: /home/agent/work/.go/src/github.com/cockroachdb/cockroach/artifacts/sqlsmith/setup=empty/setting=no-mutations/run_1
	sqlsmith.go:223,sqlsmith.go:256,test_runner.go:777: error: pq: internal error: no volatility for cast tuple[]::tuple[]
		stmt:
		WITH
			with_28347 (col_157656, col_157657, col_157658)
				AS (
					SELECT
						*
					FROM
						(
							VALUES
								(ARRAY[(),(),()], e'\x0e\x1eIMbU 7':::STRING, '23:51:31.383352+09:55:00':::TIMETZ),
								(ARRAY[(),(),(),()], e'\'':::STRING, NULL),
								(
									CASE
									WHEN false THEN ARRAY[(),()]
									ELSE ARRAY[]:::RECORD[]
									END,
									NULL,
									('28 years 707 days 11:52:39.797833':::INTERVAL::INTERVAL + parse_timetz(NULL::STRING, e'.\x10zBZ\x1aw>':::STRING::STRING)::TIMETZ::TIMETZ)::TIMETZ
								),
								(ARRAY[()], e'\r6m$N':::STRING, '20:20:07.281751-09:05:00':::TIMETZ)
						)
							AS tab_91682 (col_157656, col_157657, col_157658)
				)
		SELECT
			cte_ref_8281.col_157657 AS col_157659,
			cte_ref_8281.col_157658 AS col_157660,
			ARRAY[(),(),(),()] AS col_157661,
			cte_ref_8281.col_157656 AS col_157662,
			NULL AS col_157663,
			cte_ref_8280.col_157658 AS col_157664
		FROM
			with_28347 AS cte_ref_8280, with_28347 AS cte_ref_8281
		WHERE
			'cB':::STRING ~ e'\x1aL\x1d|I\x19#g':::STRING
		LIMIT
			46:::INT8;