public function buildResponse($result) {
        if ($result === false) {
            if ($curlErrorNumber = curl_errno($this->_ch)) {
                $curlErrorString = curl_error($this->_ch);
                $this->_error($curlErrorString);

                $exception = new ConnectionErrorException('Unable to connect to "'.$this->uri.'": '
                        . $curlErrorNumber . ' ' . $curlErrorString);

                $exception->setCurlErrorNumber($curlErrorNumber)
                    ->setCurlErrorString($curlErrorString);

                throw $exception;
            }

            $this->_error('Unable to connect to "'.$this->uri.'".');
            throw new ConnectionErrorException('Unable to connect to "'.$this->uri.'".');
        }

        $info = curl_getinfo($this->_ch);

        // Remove the "HTTP/1.x 200 Connection established" string and any other headers added by proxy
        $proxy_regex = "/HTTP\/1\.[01] 200 Connection established.*?\r\n\r\n/si";
        if ($this->hasProxy() && preg_match($proxy_regex, $result)) {
            $result = preg_replace($proxy_regex, '', $result);
        }

        $response = explode("\r\n\r\n", $result, 2 + $info['redirect_count']);

        $body = array_pop($response);
        $headers = array_pop($response);

        return new Response($body, $headers, $this, $info);
    }