ERROR: Signature extraction failed: Traceback (most recent call last):

 "/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py", line 817, in _decrypt_signature
video_id, player_url, s

 "/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py", line 709, in _extract_signature_function
raise ExtractorError('Cannot identify player %r' % player_url)ExtractorError: Cannot identify player u'https://s.ytimg.com/yts/jsbin/player-en_US-vflFEzfy7/base.js'; 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):


 "~/clusterfuzz/src/python/tests/core/bot/fuzzers/libFuzzer/engine_test.py", line 1017, in test_qemu_logs_returned_on_error

build_manager.setup_build()


 "~/clusterfuzz/src/python/build_management/build_manager.py", line 1418, in setup_build

return setup_trunk_build(bucket_paths, target_weights=target_weights)


 "~/clusterfuzz/src/python/build_management/build_manager.py", line 1212, in setup_trunk_build

target_weights=target_weights)


 "~/clusterfuzz/src/python/build_management/build_manager.py", line 1256, in setup_regular_build

if build.setup():


 "~/clusterfuzz/src/python/build_management/build_manager.py", line 783, in setup

fuchsia.device.initial_qemu_setup()


 "~/clusterfuzz/src/python/platforms/fuchsia/device.py", line 99, in initial_qemu_setup

extend_fvm(qemu_vars['fuchsia_resources_dir'], qemu_vars['drive_path'])


 "~/clusterfuzz/src/python/platforms/fuchsia/device.py", line 228, in extend_fvm

result = process.run_and_wait()


 "~/clusterfuzz/src/python/system/new_process.py", line 344, in run_and_wait

**popen_args)


 "~/clusterfuzz/src/python/system/new_process.py", line 283, in run

for k, v in env.items()


 "~/clusterfuzz/src/python/system/new_process.py", line 283, in <dictcomp>

for k, v in env.items()


 "~/clusterfuzz/src/python/base/utils.py", line 949, in newstr_to_native_str

return future_utils.native(str(s)).encode()


 "~/clusterfuzz/ENV/local/lib/python2.7/site-packages/future/types/newstr.py", line 102, in __new__

return super(newstr, cls).__new__(cls, value)
UnicodeDecodeError: 'ascii' codec can't decode byte 0xf0 in position 6: ordinal not in range(128)
