mysql_client_test fails on Ubuntu quantal builder (bb-10.2-connector-c-integ repo)

http://buildbot.askmonty.org/buildbot/builders/kvm-bintar-quantal-x86/builds/4102/steps/test/logs/stdio

main.mysql_client_test w2 [ fail ]
Test ended at 2016-05-12 01:53:33

CURRENT_TEST: main.mysql_client_test
mysqltest: At line 19: exec of '/usr/local/mariadb-10.2.0-linux-i686/bin/mysql_client_test --defaults-file=/usr/local/mariadb-10.2.0-linux-i686/mysql-test/var/2/my.cnf --testcase --vardir=/usr/local/mariadb-10.2.0-linux-i686/mysql-test/var/2 --getopt-ll-test=25600M >> /usr/local/mariadb-10.2.0-linux-i686/mysql-test/var/2/log/mysql_client_test.out.log 2>&1' failed, error: 256, status: 1, errno: 2
Output from before failure:
call mtr.add_suppression(" Error reading file './client_test_db/test_frm_bug.frm'");