youtube-dl with proxychains failed to download youtube video

[outsinre]

• [x ] I've verified and I assure that I'm running youtube-dl 2017.06.18
• [x ] At least skimmed through README and most notably FAQ and BUGS sections
• [x ] Searched the bugtracker for similar issues including closed ones
• [x ] Bug report (encountered problems with youtube-dl)

Proxychains is configured with Shadowsocks (socks5).

(pyvenv3) jim@bobme $ proxychains youtube-dl -v -F https://www.youtube.com/watch?v=aw6RsUhw1Q8
[proxychains] config file found: /etc/proxychains.conf
[proxychains] preloading /usr/lib64/libproxychains.so.4.11
[proxychains] DLL init: proxychains-ng 4.11
[debug] System config: []
[debug] User config: []
[debug] Custom config: []
[debug] Command-line args: ['-v', '-F', 'https://www.youtube.com/watch?v=aw6RsUhw1Q8']
[debug] Encodings: locale UTF-8, fs utf-8, out UTF-8, pref UTF-8
[debug] youtube-dl version 2017.06.18
[proxychains] DLL init: proxychains-ng 4.11
[debug] Python version 3.4.5 - Linux-4.9.16-gentoo-x86_64-Intel-R-_Core-TM-_i5-2410M_CPU_@_2.30GHz-with-gentoo-2.3
[debug] exe versions: ffmpeg 3.3.2, ffprobe 3.3.2, rtmpdump 2.4
[debug] Proxy map: {}
[youtube] aw6RsUhw1Q8: Downloading webpage
[proxychains] Strict chain  ...  127.0.0.1:1080  ...  61.91.161.217:443  ...  OK
ERROR: Unable to download webpage: <urlopen error EOF occurred in violation of protocol (_ssl.c:600)> (caused by URLError(SSLEOFError(8, 'EOF occurred in violation of protocol (_ssl.c:600)'),))
  File "/home/jim/opt/pyvenv3/lib64/python3.4/site-packages/youtube_dl/extractor/common.py", line 502, in _request_webpage
    return self._downloader.urlopen(url_or_request)
  File "/home/jim/opt/pyvenv3/lib64/python3.4/site-packages/youtube_dl/YoutubeDL.py", line 2129, in urlopen
    return self._opener.open(req, timeout=self._socket_timeout)
  File "/usr/lib64/python3.4/urllib/request.py", line 464, in open
    response = self._open(req, data)
  File "/usr/lib64/python3.4/urllib/request.py", line 482, in _open
    '_open', req)
  File "/usr/lib64/python3.4/urllib/request.py", line 442, in _call_chain
    result = func(*args)
  File "/home/jim/opt/pyvenv3/lib64/python3.4/site-packages/youtube_dl/utils.py", line 1086, in https_open
    req, **kwargs)
  File "/usr/lib64/python3.4/urllib/request.py", line 1185, in do_open
    raise URLError(err)

If I use youtube-dl --proxy socks5://127.0.0.1:1080/ some-youtube-URL directly without Proxychains involvement, youtube-dl works greatly.

[dstftw]

Use --proxy.

[nagualcode]

--proxy requires an argument, this is not how proxychains work