francine:/usr/share/mysql-test # ./mysql-test-run.pl main.bootstrap --force
Logging: ./mysql-test-run.pl  main.bootstrap --force
vardir: /usr/share/mysql-test/var
Checking leftover processes...
Removing old var directory...
Creating var directory '/usr/share/mysql-test/var'...
Checking supported features...
MariaDB Version 10.0.20-MariaDB
 - SSL connections supported
Collecting tests...
Installing system database...

==============================================================================

TEST                                      RESULT   TIME (ms) or COMMENT
--------------------------------------------------------------------------

worker[1] Using MTR_BUILD_THREAD 300, with reserved ports 16000..16019
worker[1] mysql-test-run: WARNING: running this script as _root_ will cause some tests to be skipped
main.bootstrap                           [ fail ]
        Test ended at 2015-07-13 09:55:13

CURRENT_TEST: main.bootstrap
--- /usr/share/mysql-test/r/bootstrap.result	2015-06-17 16:54:11.000000000 +0200
+++ /usr/share/mysql-test/r/bootstrap.reject	2015-07-13 09:55:13.020878462 +0200
@@ -20,7 +20,7 @@
 Table	Create Table
 t1	CREATE TABLE `t1` (
   `a` int(11) DEFAULT NULL
-) ENGINE=MyISAM DEFAULT CHARSET=latin1
+) ENGINE=MyISAM DEFAULT CHARSET=utf8
 drop table t1;
 select * from mysql.plugin;
 name	dl

mysqltest: Result length mismatch

 - saving '/usr/share/mysql-test/var/log/main.bootstrap/' to '/usr/share/mysql-test/var/log/main.bootstrap/'
--------------------------------------------------------------------------
The servers were restarted 0 times
Spent 0.000 of 4 seconds executing testcases

Completed: Failed 1/1 tests, 0.00% were successful.

Failing test(s): main.bootstrap

The log files in var/log may give you some hint of what went wrong.

If you want to report this error, please read first the documentation
at http://dev.mysql.com/doc/mysql/en/mysql-test-suite.html

mysql-test-run: *** ERROR: there were failing test cases