main.mysqlslap failed in buildbot with timeout

main.mysqlslap                           w3 [ fail ]  timeout after 900 seconds

        Test ended at 2017-01-15 19:41:14

Test case timeout after 900 seconds

== /usr/local/mariadb-10.1.21-linux-x86_64/mysql-test/var/3/log/mysqlslap.log == 

COMMIT;

select * from t2;

COMMIT;

select * from t1;

COMMIT;

select * from t2;

COMMIT;

COMMIT;

SHOW TABLES;

DROP SCHEMA IF EXISTS `mysqlslap`;

#

# Bug #29985: mysqlslap -- improper handling of resultsets in SPROCs

#

DROP PROCEDURE IF EXISTS p1;

CREATE PROCEDURE p1() SELECT 1;

DROP PROCEDURE p1;

#

# Bug #11765157 - 58090: mysqlslap drops schema specified in

#                 create_schema if auto-generate-sql also set.

#

 == /usr/local/mariadb-10.1.21-linux-x86_64/mysql-test/var/3/tmp/analyze-timeout-mysqld.1.err ==

mysqltest: Could not open connection 'default' after 500 attempts: 2002 Can't connect to local MySQL server through socket '/usr/local/mariadb-10.1.21-linux-x86_64/mysql-test/var/tmp/3/mysqld.1.sock' (111 "Connection refused")