The test failed on branch=master, cloud=gce:
test artifacts and logs in: /home/agent/work/.go/src/github.com/cockroachdb/cockroach/artifacts/20191220-1656773/sqlsmith/setup=rand-tables/setting=no-ddl/run_1
	sqlsmith.go:189,sqlsmith.go:217,test_runner.go:700: error: pq: internal error: unsupported type timetz
		stmt:
		SELECT
			tab_298.col0 AS col_375
		FROM
			defaultdb.public.table1@[0] AS tab_298
		ORDER BY
			tab_298.col0 ASC, tab_298.col0, tab_298.col1 ASC, tab_298.col0 DESC, tab_298.col1 DESC, tab_298.col1;