Test failure on galera.galera_var_slave_threads

galera.galera_var_slave_threads 'innodb_plugin' w3 [ fail ]

        Test ended at 2018-04-09 03:36:04

CURRENT_TEST: galera.galera_var_slave_threads

--- /usr/share/mysql/mysql-test/suite/galera/r/galera_var_slave_threads.result	2018-04-09 00:53:14.000000000 -0400

+++ /dev/shm/var/3/log/galera_var_slave_threads.reject	2018-04-09 03:36:04.731812183 -0400

@@ -109,6 +109,12 @@

 INSERT INTO t1 VALUES (DEFAULT);

 INSERT INTO t1 VALUES (DEFAULT);

 DROP TABLE t1;

+Timeout in wait_condition.inc for SELECT COUNT(*) = 2 FROM INFORMATION_SCHEMA.PROCESSLIST WHERE USER = 'system user'

+Id	User	Host	db	Command	Time	State	Info	Progress

+118	system user		NULL	Sleep	54	wsrep aborter idle	NULL	0.000

+155	root	localhost:49446	test	Query	0	init	show full processlist	0.000

+220	system user		NULL	Sleep	30	NULL	NULL	0.000

+221	system user		NULL	Sleep	30	committed 2401	NULL	0.000

 SELECT COUNT(*) = 1 FROM INFORMATION_SCHEMA.PROCESSLIST WHERE USER = 'system user' AND STATE LIKE '%wsrep aborter%';

 COUNT(*) = 1

 1