Fatal error: Uncaught Error: Interface "Doctrine\Common\Reflection\ClassFinderInterface" not found in /home/www/drupal8/test/core/lib/Drupal/Component/Annotation/Reflection/MockFileFinder.php:14 Stack trace: #0 {main} thrown in /home/www/drupal8/test/core/lib/Drupal/Component/Annotation/Reflection/MockFileFinder.php on line 14