sql: TestCreateStatsAfterSchemaChange failed about cockroach HOT 1 CLOSED

        	Error Trace:	github.com/cockroachdb/cockroach/pkg/testutils/sqlutils/sql_runner.go:134
        	            				github.com/cockroachdb/cockroach/pkg/testutils/sqlutils/sql_runner.go:369
        	            				github.com/cockroachdb/cockroach/pkg/sql_test/pkg/sql/schema_changer_test.go:5100
        	Error:      	Received unexpected error:
        	            	query 'SELECT statistics_name, column_names, row_count, distinct_count, null_count
        	            	(1) attached stack trace
        	            	  -- stack trace:
        	            	  | github.com/cockroachdb/cockroach/pkg/testutils/sqlutils.(*SQLRunner).CheckQueryResultsRetry.func1
        	            	  | 	github.com/cockroachdb/cockroach/pkg/testutils/sqlutils/sql_runner.go:372
        	            	  | github.com/cockroachdb/cockroach/pkg/testutils.SucceedsWithinError.func1
        	            	  | 	github.com/cockroachdb/cockroach/pkg/testutils/soon.go:75
        	            	  | github.com/cockroachdb/cockroach/pkg/util/retry.ForDuration
        	            	  | 	github.com/cockroachdb/cockroach/pkg/util/retry/retry.go:213
        	            	  | github.com/cockroachdb/cockroach/pkg/testutils.SucceedsWithinError
        	            	  | 	github.com/cockroachdb/cockroach/pkg/testutils/soon.go:81
        	            	  | github.com/cockroachdb/cockroach/pkg/testutils/sqlutils.(*SQLRunner).succeedsWithin
        	            	  | 	github.com/cockroachdb/cockroach/pkg/testutils/sqlutils/sql_runner.go:134
        	            	  | github.com/cockroachdb/cockroach/pkg/testutils/sqlutils.(*SQLRunner).CheckQueryResultsRetry
        	            	  | 	github.com/cockroachdb/cockroach/pkg/testutils/sqlutils/sql_runner.go:369
        	            	  | github.com/cockroachdb/cockroach/pkg/sql_test.TestCreateStatsAfterSchemaChange
        	            	  | 	github.com/cockroachdb/cockroach/pkg/sql_test/pkg/sql/schema_changer_test.go:5100
        	            	  | testing.tRunner
        	            	  | 	GOROOT/src/testing/testing.go:1689
        	            	  | runtime.goexit
        	            	  | 	src/runtime/asm_amd64.s:1695
        	            	Wraps: (2) query 'SELECT statistics_name, column_names, row_count, distinct_count, null_count
        	            	  | 	  FROM [SHOW STATISTICS FOR TABLE t.test] ORDER BY column_names::STRING': expected:
        	            	  | __auto__, {k}, 0, 0, 0
        	            	  | __auto__, {v}, 0, 0, 0
        	            	  | __auto__, {w}, 0, 0, 0
        	            	  |
        	            	  | got:
        	            	Error types: (1) *withstack.withStack (2) *errutil.leafError