protected function addEnvironmentInfo($port, $command)
    {
        $translator = $this->getContainer()->get('translator');

        $info = [
            $translator->trans('environment.server.port')     => $port,
            $translator->trans('environment.console.command') => $command,
            $translator->trans('environment.symfony.version') => Kernel::VERSION,
            $translator->trans('environment.php.version')     => phpversion(),
        ];

        foreach ($info as $phrase => $value) {
            $this->buffer .= sprintf('<strong>%s: </strong>%s%s', $phrase, $value, PHP_EOL);
        }
    }