Test failure on galera.galera_gra_log

galera.galera_gra_log 'xtradb'           w3 [ fail ]

        Test ended at 2018-04-08 02:40:24

CURRENT_TEST: galera.galera_gra_log

mysqltest: At line 20: query 'SELECT COUNT(*) = 0 FROM t1' failed: 1317: Query execution was interrupted

The result from queries just before the failure was:

SET SESSION wsrep_on=OFF;

CREATE TABLE t1 (f1 INTEGER);

CREATE TABLE t1 (f1 INTEGER);

SELECT COUNT(*) = 0 FROM t1;

 - skipping '/dev/shm/var/3/log/galera.galera_gra_log-xtradb/'

Retrying test galera.galera_gra_log, attempt(2/3)...