public function disableBackup()
    {
        @trigger_error(sprintf('The "%s()" method is deprecated since Symfony 4.1.', __METHOD__), E_USER_DEPRECATED);

        foreach ($this->dumpers as $dumper) {
            if (method_exists($dumper, 'setBackup')) {
                $dumper->setBackup(false);
            }
        }
    }