rpl.rpl_parallel fails in buildbot, Failed to sync with master

rpl.rpl_parallel 'innodb_plugin,mix'     w1 [ fail ]

        Test ended at 2016-08-14 05:19:15

CURRENT_TEST: rpl.rpl_parallel

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

included from /var/lib/buildbot/maria-slave/p8-trusty-bintar-debug/build/mysql-test/suite/rpl/t/rpl_parallel.test at line 2371:

At line 44: Failed to sync with master

The result from queries just before the failure was:

< snip >

SET @old_dbug= @@SESSION.debug_dbug;

SET @commit_id= 20000;

SET SESSION debug_dbug="+d,binlog_force_commit_id";

SET SESSION debug_dbug=@old_dbug;

SELECT * FROM t7 ORDER BY a;

a	b

1	1

2	2

3	86

4	4

5	5

100	5

101	1

102	2

103	3

104	4

include/save_master_gtid.inc

include/start_slave.inc

include/sync_with_master_gtid.inc

Timeout in master_gtid_wait('1-1-3,0-1-1454,3-1-1,2-1-2', 120), current slave GTID position is: 1-1-3,0-1-1254,3-1-1,2-1-2.