Fixing PHPUnit versions

.travis.yml

@@ -4,14 +4,17 @@ php:
     - 5.6
     - 7.0
     - 7.1
-    - 7.2
-    - 7.3
-    - nightly
 
 matrix:
     include:
         - php: 7.2
-          env: CS_FIXER=run
+          env: SYMFONY_PHPUNIT_VERSION=7.5
+        - php: 7.3
+          env: SYMFONY_PHPUNIT_VERSION=7.5 CS_FIXER=run
+        - php: 7.4
+          env: SYMFONY_PHPUNIT_VERSION=7.5
+        - php: nightly
+          env: SYMFONY_PHPUNIT_VERSION=7.5
     fast_finish: true
     allow_failures:
         - php: nightly

phpstan.neon

@@ -5,4 +5,4 @@ includes:
 parameters:
     # https://github.com/phpstan/phpstan/issues/694#issuecomment-350724288
     autoload_files:
-        - vendor/bin/.phpunit/phpunit-7.4/vendor/autoload.php
+        - vendor/bin/.phpunit/phpunit-7.5-0/vendor/autoload.php