binlog_encryption.rpl_loadfile failed in buildbot with timeout in include/wait_for_slave_param.inc

binlog_encryption.rpl_loadfile 'mix'     w3 [ fail ]

        Test ended at 2018-06-26 10:40:27

CURRENT_TEST: binlog_encryption.rpl_loadfile

mysqltest: In included file "./include/wait_for_slave_param.inc": 

included from ./include/wait_for_slave_io_to_start.inc at line 40:

included from ./include/wait_for_slave_to_start.inc at line 26:

included from ./include/start_slave.inc at line 35:

included from ./extra/rpl_tests/rpl_loadfile.inc at line 103:

included from /usr/local/mariadb-10.2.16-linux-i686/mysql-test/suite/binlog_encryption/rpl_loadfile.test at line 2:

At line 119: Timeout in include/wait_for_slave_param.inc

The result from queries just before the failure was:

< snip >

master-bin.000001	369	Gtid	1	411	GTID 0-1-1

master-bin.000001	411	Query	1	529	use `test`; DROP TABLE IF EXISTS `t1` /* generated by server */

master-bin.000001	529	Gtid	1	571	GTID 0-1-2

master-bin.000001	571	Query	1	662	use `test`; CREATE TABLE t1 (t text)

master-bin.000001	662	Gtid	1	704	GTID 0-1-3

master-bin.000001	704	Query	1	905	use `test`; CREATE DEFINER=`root`@`localhost` PROCEDURE `p`(file varchar(4096))

BEGIN

INSERT INTO t1 VALUES (LOAD_FILE(file));

END

master-bin.000001	905	Gtid	1	947	BEGIN GTID 0-1-4

master-bin.000001	947	Annotate_rows	1	1135	INSERT INTO t1 VALUES (LOAD_FILE( NAME_CONST('file',_latin1'/usr/local/mariadb-10.2.16-linux-i686/mysql-test/var/3/tmp/bug_39701.data' COLLATE 'latin1_swedish_ci')))

master-bin.000001	1135	Table_map	1	1181	table_id: 31 (test.t1)

master-bin.000001	1181	Write_rows_v1	1	1238	table_id: 31 flags: STMT_END_F

master-bin.000001	1238	Query	1	1311	COMMIT

**** SHOW RELAYLOG EVENTS on server_1 ****

relaylog_name = 'No such row'

SHOW RELAYLOG EVENTS IN 'No such row';

Log_name	Pos	Event_type	Server_id	End_log_pos	Info

connection slave;

More results from queries before failure can be found in /usr/local/mariadb-10.2.16-linux-i686/mysql-test/var/3/log/rpl_loadfile.log

 - saving '/usr/local/mariadb-10.2.16-linux-i686/mysql-test/var/3/log/binlog_encryption.rpl_loadfile-mix/' to '/usr/local/mariadb-10.2.16-linux-i686/mysql-test/var/log/binlog_encryption.rpl_loadfile-mix/'

Retrying test binlog_encryption.rpl_loadfile, attempt(2/3)...