trusty does not recognise travis user.

.travis.yml

+dist: precise
 language: "perl"
 
 perl:

travisci/MultiTestDB.conf.travisci.mysql

 {
   'port'   => '3306',
   'driver' => 'mysql',
-  'user'   => 'travis',
+  'user'   => 'root',
   'host'   => '127.0.0.1',
 }