main.log_tables-big fails in buildbot due to connect_log

main.log_tables-big                      w1 [ fail ]

        Test ended at 2017-05-09 19:56:30

CURRENT_TEST: main.log_tables-big

--- /mnt/buildbot/build/mariadb-10.2.6/mysql-test/r/log_tables-big.result	2017-05-09 17:37:56.000000000 +0300

+++ /mnt/buildbot/build/mariadb-10.2.6/mysql-test/r/log_tables-big.reject	2017-05-09 19:56:29.000000000 +0300

@@ -1,8 +1,12 @@

 set @@global.log_output = 'TABLE';

+connect  con1,localhost,root,,;

+connect  con2,localhost,root,,;

+connection con1;

 set session long_query_time=10;

 select get_lock('bug27638', 1);

 get_lock('bug27638', 1)

 1

+connection con2;

 set session long_query_time=1;

 select get_lock('bug27638', 2);

 get_lock('bug27638', 2)

@@ -25,7 +29,11 @@

 where sql_text = 'select get_lock(\'bug27638\', 101)';

 qt	sql_text

 OK	select get_lock('bug27638', 101)

+connection con1;

 select release_lock('bug27638');

 release_lock('bug27638')

 1

+connection default;

+disconnect con1;

+disconnect con2;

 set @@global.log_output=default;

mysqltest: Result length mismatch