galera_sr.mysql-wsrep#215: Test failure: mysqltest: Result length mismatch

./mtr --suite galera_sr --force --big-test --max-test-fail=0 --parallel=auto

galera_sr.mysql-wsrep#215 'innodb'       w3 [ fail ]

--- /home/stepan/galera/git/10.4/server/mysql-test/suite/galera_sr/r/mysql-wsrep#215.result	2019-01-23 13:59:37.387821400 +0200

+++ /home/stepan/galera/git/10.4/server/mysql-test/suite/galera_sr/r/mysql-wsrep#215.reject	2019-02-27 16:58:27.057647200 +0200

@@ -115,6 +115,19 @@

 INSERT INTO t1 VALUES (1);

 INSERT INTO t1 VALUES (2);

 connection node_1a;

+Timeout in wait_condition.inc for SELECT VARIABLE_VALUE = 3 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_local_cert_failures'

+Id	User	Host	db	Command	Time	State	Info	Progress

+3	system user		NULL	Sleep	38	debug sworker[4] Trying to dump core for [mysqltest - pid: 219721, winpid: 219721]

worker[4] Trying to dump core for [mysqld.1 - pid: 219439, winpid: 219439]

worker[4] Trying to dump core for [mysqld.2 - pid: 219476, winpid: 219476]

ync point: now	NULL	0.000

+1	system user		NULL	Sleep	220	wsrep aborter idle	NULL	0.000

+2	system user		NULL	Sleep	220	Waiting on cond	NULL	0.000

+4	system user		NULL	Daemon	NULL	InnoDB purge coordinator	NULL	0.000

+7	system user		NULL	Daemon	NULL	InnoDB purge worker	NULL	0.000

+6	system user		NULL	Daemon	NULL	InnoDB purge worker	NULL	0.000

+5	system user		NULL	Daemon	NULL	InnoDB purge worker	NULL	0.000

+8	system user		NULL	Daemon	NULL	InnoDB shutdown handler	NULL	0.000

+161	root	localhost	test	Sleep	47		NULL	0.000

+162	root	localhost:37174	test	Query	31	Update	INSERT INTO t1 VALUES (2)	0.000

+163	root	localhost:37176	test	Query	0	Init	show full processlist	0.000

 SET GLOBAL DEBUG_DBUG = '';

 SET DEBUG_SYNC='now SIGNAL signal.wsrep_apply_cb';

 connection node_1;

mysqltest: Result length mismatch