audio download error

[QTHoney]

Checklist

• I'm reporting a broken site support issue
• I've verified that I'm running youtube-dl version 2019.10.29
• I've checked that all provided URLs are alive and playable in a browser
• I've checked that all URLs and arguments with special characters are properly quoted or escaped
• I've searched the bugtracker for similar bug reports including closed ones
• I've read bugs section in FAQ

Verbose log

[debug] System config: []
[debug] User config: []
[debug] Custom config: []
[debug] Command-line args: ['--verbose', '--extract-audio', '--audio-format', 'mp3', 'https://www.youtube.com/watch?v=dyXhcS04MVY']
[debug] Encodings: locale UTF-8, fs utf-8, out UTF-8, pref UTF-8
[debug] youtube-dl version 2019.01.17
[debug] Python version 3.7.3 (CPython) - Linux-4.19.75-v7l+-armv7l-with-debian-10.1
[debug] exe versions: ffmpeg 4.1.4-1, ffprobe 4.1.4-1, phantomjs ., rtmpdump 2.4
[debug] Proxy map: {}
[youtube] dyXhcS04MVY: Downloading webpage
[youtube] dyXhcS04MVY: Downloading video info webpage
WARNING: Unable to extract video title
[youtube] {18} signature length 108, html5 player vflO1GesB
[youtube] dyXhcS04MVY: Downloading player https://www.youtube.com/yts/jsbin/player_ias-vflO1GesB/en_US/base.js
ERROR: Signature extraction failed: Traceback (most recent call last):
File "/usr/lib/python3/dist-packages/youtube_dl/extractor/youtube.py", line 1232, in _decrypt_signature
video_id, player_url, s
File "/usr/lib/python3/dist-packages/youtube_dl/extractor/youtube.py", line 1140, in _extract_signature_function
res = self._parse_sig_js(code)
File "/usr/lib/python3/dist-packages/youtube_dl/extractor/youtube.py", line 1204, in _parse_sig_js
jscode, 'Initial JS player signature function name', group='sig')
File "/usr/lib/python3/dist-packages/youtube_dl/extractor/common.py", line 983, in _search_regex
raise RegexNotFoundError('Unable to extract %s' % _name)
youtube_dl.utils.RegexNotFoundError: Unable to extract Initial JS player signature function name; please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; see https://yt-dl.org/update on how to update. Be sure to call youtube-dl with the --verbose flag and include its complete output.
(caused by RegexNotFoundError('Unable to extract \x1b[0;34mInitial JS player signature function name\x1b[0m; please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; see https://yt-dl.org/update on how to update. Be sure to call youtube-dl with the --verbose flag and include its complete output.')); please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; see https://yt-dl.org/update on how to update. Be sure to call youtube-dl with the --verbose flag and include its complete output.
Traceback (most recent call last):
File "/usr/lib/python3/dist-packages/youtube_dl/extractor/youtube.py", line 1232, in _decrypt_signature
video_id, player_url, s
File "/usr/lib/python3/dist-packages/youtube_dl/extractor/youtube.py", line 1140, in _extract_signature_function
res = self._parse_sig_js(code)
File "/usr/lib/python3/dist-packages/youtube_dl/extractor/youtube.py", line 1204, in _parse_sig_js
jscode, 'Initial JS player signature function name', group='sig')
File "/usr/lib/python3/dist-packages/youtube_dl/extractor/common.py", line 983, in _search_regex
raise RegexNotFoundError('Unable to extract %s' % _name)
youtube_dl.utils.RegexNotFoundError: Unable to extract Initial JS player signature function name; please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; see https://yt-dl.org/update on how to update. Be sure to call youtube-dl with the --verbose flag and include its complete output.
Traceback (most recent call last):
File "/usr/lib/python3/dist-packages/youtube_dl/extractor/youtube.py", line 1232, in _decrypt_signature
video_id, player_url, s
File "/usr/lib/python3/dist-packages/youtube_dl/extractor/youtube.py", line 1140, in _extract_signature_function
res = self._parse_sig_js(code)
File "/usr/lib/python3/dist-packages/youtube_dl/extractor/youtube.py", line 1204, in _parse_sig_js
jscode, 'Initial JS player signature function name', group='sig')
File "/usr/lib/python3/dist-packages/youtube_dl/extractor/common.py", line 983, in _search_regex
raise RegexNotFoundError('Unable to extract %s' % _name)
youtube_dl.utils.RegexNotFoundError: Unable to extract Initial JS player signature function name; please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; see https://yt-dl.org/update on how to update. Be sure to call youtube-dl with the --verbose flag and include its complete output.

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File "/usr/lib/python3/dist-packages/youtube_dl/YoutubeDL.py", line 793, in extract_info
ie_result = ie.extract(url)
File "/usr/lib/python3/dist-packages/youtube_dl/extractor/common.py", line 508, in extract
ie_result = self._real_extract(url)
File "/usr/lib/python3/dist-packages/youtube_dl/extractor/youtube.py", line 1891, in _real_extract
encrypted_sig, video_id, player_url, age_gate)
File "/usr/lib/python3/dist-packages/youtube_dl/extractor/youtube.py", line 1242, in _decrypt_signature
'Signature extraction failed: ' + tb, cause=e)
youtube_dl.utils.ExtractorError: Signature extraction failed: Traceback (most recent call last):
File "/usr/lib/python3/dist-packages/youtube_dl/extractor/youtube.py", line 1232, in _decrypt_signature
video_id, player_url, s
File "/usr/lib/python3/dist-packages/youtube_dl/extractor/youtube.py", line 1140, in _extract_signature_function
res = self._parse_sig_js(code)
File "/usr/lib/python3/dist-packages/youtube_dl/extractor/youtube.py", line 1204, in _parse_sig_js
jscode, 'Initial JS player signature function name', group='sig')
File "/usr/lib/python3/dist-packages/youtube_dl/extractor/common.py", line 983, in _search_regex
raise RegexNotFoundError('Unable to extract %s' % _name)
youtube_dl.utils.RegexNotFoundError: Unable to extract Initial JS player signature function name; please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; see https://yt-dl.org/update on how to update. Be sure to call youtube-dl with the --verbose flag and include its complete output.
(caused by RegexNotFoundError('Unable to extract \x1b[0;34mInitial JS player signature function name\x1b[0m; please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; see https://yt-dl.org/update on how to update. Be sure to call youtube-dl with the --verbose flag and include its complete output.')); please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; see https://yt-dl.org/update on how to update. Be sure to call youtube-dl with the --verbose flag and include its complete output.

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