binlog.binlog_row_binlog failed in buildbot with wrong result

binlog.binlog_row_binlog 'innodb,row'    w3 [ fail ]

        Test ended at 2020-05-29 12:04:38

CURRENT_TEST: binlog.binlog_row_binlog

--- /usr/share/mysql-test/suite/binlog/r/binlog_row_binlog.result	2020-05-29 08:48:51.000000000 +0000

+++ /dev/shm/var/3/log/binlog_row_binlog.reject	2020-05-29 12:04:37.894891947 +0000

@@ -927,12 +927,12 @@

 master-bin.000001	#	Table_map	#	#	table_id: # (test.t1)

 master-bin.000001	#	Write_rows_v1	#	#	table_id: # flags: STMT_END_F

 master-bin.000001	#	Query	#	#	COMMIT

+master-bin.000001	#	Gtid	#	#	GTID #-#-#

+master-bin.000001	#	Query	#	#	use `test`; FLUSH TABLES

 master-bin.000001	#	Gtid	#	#	BEGIN GTID #-#-#

 master-bin.000001	#	Table_map	#	#	table_id: # (test.t1)

 master-bin.000001	#	Write_rows_v1	#	#	table_id: # flags: STMT_END_F

 master-bin.000001	#	Query	#	#	COMMIT

-master-bin.000001	#	Gtid	#	#	GTID #-#-#

-master-bin.000001	#	Query	#	#	use `test`; FLUSH TABLES

 RESET MASTER;

 insert /* before delayed */ delayed /* after delayed */ into t1 values (null),(null),(null),(null);

 insert  /*! delayed */ into t1 values (null),(null),(400),(null);

mysqltest: Result content mismatch