Also disable Xdebug.

Author: lucasmichot

.travis.yml

@@ -1,18 +1,11 @@
 language: php
 
-php:
-  - 5.5.9
-  - 5.5
-  - 5.6
-  - 7.0
-  - 7.1
-  - hhvm
-
 sudo: false
 
 env:
   global:
     - setup=basic
+    - xdebug=true
 
 cache:
   directories:
@@ -24,6 +17,16 @@ matrix:
       env: setup=lowest
     - php: 5.5.9
       env: setup=stable
+    - php: 5.5
+    - php: 5.6
+    - php: 7.0
+    - php: 7.1
+      env: xdebug=false
+    - php: hhvm
+      env: xdebug=false
+
+before_install:
+  - if [[ $xdebug != 'true' ]] ; then phpenv config-rm xdebug.ini; fi
 
 install:
   - if [[ $setup = 'basic' ]]; then travis_retry composer install --prefer-dist --no-interaction --no-suggest; fi