main.ctype_cp932_binlog_row failed in buildbot with wrong result

main.ctype_cp932_binlog_row              w3 [ fail ]

        Test ended at 2019-09-08 12:34:58

CURRENT_TEST: main.ctype_cp932_binlog_row

--- D:/win32-debug/build/src/mysql-test/main/ctype_cp932_binlog_row.result	2019-09-08 12:26:38.028359100 +0000

+++ D:\win32-debug\build\src\mysql-test\main\ctype_cp932_binlog_row.reject	2019-09-08 12:34:57.828964200 +0000

@@ -7,14 +7,6 @@

 SET @var1= x'8300';

 EXECUTE stmt1 USING @var1;

 include/show_binlog_events.inc

-Log_name	Pos	Event_type	Server_id	End_log_pos	Info

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

-master-bin.000001	#	Query	#	#	use `test`; CREATE TABLE t1(f1 blob)

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

-master-bin.000001	#	Annotate_rows	#	#	INSERT INTO t1 VALUES(X'8300')

-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

 SELECT HEX(f1) FROM t1;

 HEX(f1)

 8300

mysqltest: Result length mismatch