Attempt to start Firebird

.travis.yml

@@ -14,6 +14,9 @@ before_install:
   - sudo apt-get update
   - sudo apt-get install -qq php5-interbase firebird2.5-superclassic
 
+install:
+  - sudo service firebird start
+
 before_script:
   - psql -c 'DROP DATABASE IF EXISTS test;' -U postgres
   - psql -c 'create database test;' -U postgres
@@ -29,7 +32,4 @@ after_script:
 
 matrix:
   allow_failures:
-    - php: 5.3
-
-services:
-  - firebird
+    - php: 5.3