The test failed on branch=master, cloud=gce:
test artifacts and logs in: /home/agent/work/.go/src/github.com/cockroachdb/cockroach/artifacts/20191214-1643186/sqlsmith/setup=empty/setting=default/run_1
	sqlsmith.go:189,sqlsmith.go:217,test_runner.go:700: error: pq: internal error: unsupported type bit
		stmt:
		SELECT
			div((-4.867522564157318053):::DECIMAL::DECIMAL, 476947900459361.3362:::DECIMAL::DECIMAL)::DECIMAL AS col_22272,
			tab_11467.col2 AS col_22273
		FROM
			defaultdb.public.tab_4640 AS tab_11466, defaultdb.public.tab_7126 AS tab_11467
		ORDER BY
			tab_11467.col16 DESC
		LIMIT
			76:::INT8;