Try with MariaDB on xenial.

noplanman · noplanman · commit 9781e7119bfd · 2016-12-01T22:49:57.000+01:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,13 +1,9 @@
-dist: trusty
+dist: xenial
 sudo: required
 language: php
 
 addons:
-    apt:
-        packages:
-            - mysql-server-5.6
-            - mysql-client-core-5.6
-            - mysql-client-5.6
+    mariadb: '10.1'
 
 cache:
     directories:
