Fatal error: Uncaught Error: Class "Drupal\Core\Database\Database" not found in /home/www/drupal8/test/core/modules/user/tests/fixtures/update/drupal-8.user-email-token-2587275.php:11
Stack trace:
#0 {main}
thrown in /home/www/drupal8/test/core/modules/user/tests/fixtures/update/drupal-8.user-email-token-2587275.php on line 11