}
            } catch (\Exception $e) {
                $this->addThrowable(
                    new Exception(
                        'Cannot add MailCollector to Laravel Debugbar: ' . $e->getMessage(), $e->getCode(), $e
                    )
                );

            do {
                $line = $this->_buffer->readLine($seq);
                $response .= $line;
            } while (null !== $line && false !== $line && ' ' != $line{3});
        } catch (Swift_TransportException $e) {
            $this->_throwException($e);
        } catch (Swift_IoException $e) {