require sudo only for functional builds.

Author: makasim

.travis.yml

@@ -1,5 +1,3 @@
-sudo: required
-
 git:
     depth: 10
 
@@ -8,22 +6,30 @@ language: php
 matrix:
   include:
     - php: 7.1
+      sudo: false
       env: SYMFONY_VERSION=3.4.* PHPSTAN=true
     - php: 7.1
+      sudo: false
       env: SYMFONY_VERSION=3.4.* PHP_CS_FIXER=true
     - php: 7.1
+      sudo: false
       env: SYMFONY_VERSION=3.4.* UNIT_TESTS=true
     - php: 7.1
+      sudo: false
       env: SYMFONY_VERSION=4.0.* UNIT_TESTS=true
     - php: 7.2
+      sudo: false
       env: SYMFONY_VERSION=4.0.* UNIT_TESTS=true
     - php: 7.1
       services: docker
+      sudo: required
       env: SYMFONY_VERSION=3.4.* FUNCTIONAL_TESTS=true PREPARE_CONTAINER=true
     - php: 7.1
+      sudo: required
       services: docker
       env: SYMFONY_VERSION=4.0.* FUNCTIONAL_TESTS=true PREPARE_CONTAINER=true
     - php: 7.1
+      sudo: required
       services: docker
       env: SYMFONY_VERSION=3.4.* RDKAFKA_TESTS=true PREPARE_CONTAINER=true
   allow_failures: