$ sudo gdb python3 -p 10664
GNU gdb (Ubuntu 8.0.1-0ubuntu1) 8.0.1
Copyright (C) 2017 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
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There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
and "show warranty" for details.
This GDB was configured as "x86_64-linux-gnu".
Type "show configuration" for configuration details.
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Reading symbols from python3...Reading symbols from /usr/lib/debug/.build-id/62/f45a63637adfb24578bf094814d28eb0cf8309.debug...done.
done.
Attaching to program: /usr/bin/python3, process 10664
[New LWP 10800]
[New LWP 10813]
[New LWP 10824]
[New LWP 10825]
[New LWP 10828]
[New LWP 10829]
[New LWP 10830]
[New LWP 10831]
[New LWP 10834]
[New LWP 10838]
[New LWP 10841]
[New LWP 10848]
[New LWP 10849]
[New LWP 10850]
[New LWP 10852]
[New LWP 10856]
[New LWP 10858]
[New LWP 10862]
[New LWP 10864]
[New LWP 10865]
[New LWP 10869]
[New LWP 10873]
[New LWP 10877]
[New LWP 10880]
[New LWP 10882]
[New LWP 10887]
[New LWP 10897]
[New LWP 10898]
[New LWP 10903]
[New LWP 10906]
[New LWP 10908]
[New LWP 10909]
[New LWP 10912]
[New LWP 10913]
[New LWP 10919]
[New LWP 10920]
[New LWP 10923]
[New LWP 10926]
[New LWP 10927]
[New LWP 10928]
[New LWP 10931]
[New LWP 10968]
[New LWP 11004]
[New LWP 11054]
[New LWP 11055]
[New LWP 11056]
[New LWP 11058]
[New LWP 11059]
[New LWP 11062]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
0x00007f481684d8c0 in __GI___select (nfds=nfds@entry=0, 
    readfds=readfds@entry=0x0, writefds=writefds@entry=0x0, 
    exceptfds=exceptfds@entry=0x0, timeout=timeout@entry=0x7ffee4579240)
    at ../sysdeps/unix/sysv/linux/select.c:41
41	../sysdeps/unix/sysv/linux/select.c: No such file or directory.
(gdb) py-bt
Traceback (most recent call first):
  <built-in method sleep of module object at remote 0x7f4815d16c28>
  File "./scripts/weblinkchecker.py", line 899, in treat_page
  File "/home/pavel/pywikibot/pywikibot/bot.py", line 1663, in treat
    self.treat_page()
  File "/home/pavel/pywikibot/pywikibot/bot.py", line 1740, in treat
    super(ExistingPageBot, self).treat(page)
  File "/home/pavel/pywikibot/pywikibot/bot.py", line 1449, in run
    self.treat(page)
  File "./scripts/weblinkchecker.py", line 1012, in main
  File "./scripts/weblinkchecker.py", line 1050, in <module>
  <built-in method exec of module object at remote 0x7f4817aed638>
  File "pwb.py", line 120, in run_python_file
  File "pwb.py", line 257, in main
  File "pwb.py", line 264, in <module>
(gdb) thread apply all py-bt

Thread 50 (Thread 0x7f47fbfff700 (LWP 11062)):
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f480a2b5288>
  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

Thread 49 (Thread 0x7f47c6ffd700 (LWP 11059)):
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f48082d9f80>
  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 740, in setLinkAlive
---Type <return> to continue, or q <return> to quit---
  File "./scripts/weblinkchecker.py", line 617, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

Thread 48 (Thread 0x7f47bbff7700 (LWP 11058)):
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f4808288148>
  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

Thread 47 (Thread 0x7f47c67fc700 (LWP 11056)):
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f47f84d8508>
---Type <return> to continue, or q <return> to quit---
  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

Thread 46 (Thread 0x7f47fb7fe700 (LWP 11055)):
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f47f84d8c88>

  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap

---Type <return> to continue, or q <return> to quit---
    self._bootstrap_inner()

Thread 45 (Thread 0x7f47bffff700 (LWP 11054)):
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f47f84d8a30>
  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run

  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

Thread 44 (Thread 0x7f47bc7f8700 (LWP 11004)):
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f47f854c5f8>
  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)

---Type <return> to continue, or q <return> to quit---
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

Thread 43 (Thread 0x7f47c57fa700 (LWP 10968)):
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f47f854c0a8>
  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)

  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

Thread 42 (Thread 0x7f47beffd700 (LWP 10931)):
Traceback (most recent call first):
---Type <return> to continue, or q <return> to quit---
  <built-in method acquire of _thread.lock object at remote 0x7f4808288d28>
  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()

  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap

    self._bootstrap_inner()

Thread 41 (Thread 0x7f47b9ff3700 (LWP 10928)):
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f48082b6940>
  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner

    self.run()
---Type <return> to continue, or q <return> to quit---
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

Thread 40 (Thread 0x7f47b3fe7700 (LWP 10927)):
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f48082b6760>
  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead

  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

Thread 39 (Thread 0x7f47b8ff1700 (LWP 10926)):
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f480a2b5738>
  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
---Type <return> to continue, or q <return> to quit---
    self._cond.wait(timeout)

  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

Thread 38 (Thread 0x7f47baff5700 (LWP 10923)):
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f47f84d8cb0>
  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()

  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

Thread 37 (Thread 0x7f47b57ea700 (LWP 10920)):
---Type <return> to continue, or q <return> to quit---
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f480acc9198>

  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()


Thread 36 (Thread 0x7f47d57fa700 (LWP 10919)):
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f480acf2878>
  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
---Type <return> to continue, or q <return> to quit---
    self.run()

  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

Thread 35 (Thread 0x7f47bcff9700 (LWP 10913)):
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f4808288b70>
  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner

    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

Thread 34 (Thread 0x7f47b67ec700 (LWP 10912)):
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f47f87e2850>
  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()
---Type <return> to continue, or q <return> to quit---
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead

  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

Thread 33 (Thread 0x7f47f8ff9700 (LWP 10909)):
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f480a226c88>
  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)

  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

---Type <return> to continue, or q <return> to quit---
Thread 32 (Thread 0x7f47b77ee700 (LWP 10908)):
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f47f854c2b0>
  File "/usr/lib/python3.6/threading.py", line 295, in wait

    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

Thread 31 (Thread 0x7f47c77fe700 (LWP 10906)):

Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f480a3c4a80>
  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run
---Type <return> to continue, or q <return> to quit---
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()

  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

Thread 30 (Thread 0x7f47c5ffb700 (LWP 10903)):
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f480a3c48c8>
  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run

  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

Thread 29 (Thread 0x7f47c7fff700 (LWP 10898)):
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f4808269080>
  File "/usr/lib/python3.6/threading.py", line 295, in wait
---Type <return> to continue, or q <return> to quit---
    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead

  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

Thread 28 (Thread 0x7f47bb7f6700 (LWP 10897)):
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f47f87e23f0>
  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()

  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()
---Type <return> to continue, or q <return> to quit---

Thread 27 (Thread 0x7f47fa7fc700 (LWP 10887)):
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f47f854c968>

  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

Thread 26 (Thread 0x7f47d77fe700 (LWP 10882)):
Traceback (most recent call first):

  <built-in method acquire of _thread.lock object at remote 0x7f48082693c8>
  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
---Type <return> to continue, or q <return> to quit---
  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

Thread 25 (Thread 0x7f47f97fa700 (LWP 10880)):
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f480a331378>
  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

Thread 24 (Thread 0x7f47d5ffb700 (LWP 10877)):
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f47f854c7b0>
---Type <return> to continue, or q <return> to quit---
  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

Thread 23 (Thread 0x7f4809afb700 (LWP 10873)):
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f48082691e8>
  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
---Type <return> to continue, or q <return> to quit---
    self._bootstrap_inner()

Thread 22 (Thread 0x7f47d67fc700 (LWP 10869)):
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f4808269918>
  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

Thread 21 (Thread 0x7f47faffd700 (LWP 10865)):
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f480a2267b0>
  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
---Type <return> to continue, or q <return> to quit---
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

Thread 20 (Thread 0x7f47be7fc700 (LWP 10864)):
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f47f84d84e0>
  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

Thread 19 (Thread 0x7f48092fa700 (LWP 10862)):
Traceback (most recent call first):
---Type <return> to continue, or q <return> to quit---
  <built-in method acquire of _thread.lock object at remote 0x7f48082d9238>
  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

Thread 18 (Thread 0x7f47b6fed700 (LWP 10858)):
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f47f84d8788>
  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
---Type <return> to continue, or q <return> to quit---
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

Thread 17 (Thread 0x7f47ba7f4700 (LWP 10856)):
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f480a3c4da0>
  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

Thread 16 (Thread 0x7f47b97f2700 (LWP 10852)):
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f48082d9bc0>
  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
---Type <return> to continue, or q <return> to quit---
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

Thread 15 (Thread 0x7f47b5feb700 (LWP 10850)):
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f480a2260d0>
  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

Thread 14 (Thread 0x7f47d7fff700 (LWP 10849)):
---Type <return> to continue, or q <return> to quit---
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f480a3c4f08>
  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

Thread 13 (Thread 0x7f47b47e8700 (LWP 10848)):
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f480a226990>
  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
---Type <return> to continue, or q <return> to quit---
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

Thread 12 (Thread 0x7f47b4fe9700 (LWP 10841)):
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f480a331a30>
  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

Thread 11 (Thread 0x7f47bdffb700 (LWP 10838)):
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f480a226f30>
  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()
---Type <return> to continue, or q <return> to quit---
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

Thread 10 (Thread 0x7f4808af9700 (LWP 10834)):
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f480acc94e0>
  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

---Type <return> to continue, or q <return> to quit---
Thread 9 (Thread 0x7f47b87f0700 (LWP 10831)):
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f480a3c4df0>
  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

Thread 8 (Thread 0x7f47bf7fe700 (LWP 10830)):
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f47f854cd78>
  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run
---Type <return> to continue, or q <return> to quit---
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

Thread 7 (Thread 0x7f47c4ff9700 (LWP 10829)):
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f480a3c4fa8>
  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

Thread 6 (Thread 0x7f47d4ff9700 (LWP 10828)):
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f480a331d00>
  File "/usr/lib/python3.6/threading.py", line 295, in wait
---Type <return> to continue, or q <return> to quit---
    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

Thread 5 (Thread 0x7f47b7fef700 (LWP 10825)):
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f480a331dc8>
  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()
---Type <return> to continue, or q <return> to quit---

Thread 4 (Thread 0x7f47d6ffd700 (LWP 10824)):
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f480a226198>
  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

Thread 3 (Thread 0x7f47f9ffb700 (LWP 10813)):
Traceback (most recent call first):
  <built-in method acquire of _thread.lock object at remote 0x7f480a129148>
  File "/usr/lib/python3.6/threading.py", line 295, in wait
    waiter.acquire()
  File "/usr/lib/python3.6/threading.py", line 426, in acquire
    self._cond.wait(timeout)
  File "./scripts/weblinkchecker.py", line 702, in setLinkDead
---Type <return> to continue, or q <return> to quit---
  File "./scripts/weblinkchecker.py", line 624, in run
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

Thread 2 (Thread 0x7f47bd7fa700 (LWP 10800)):




Traceback (most recent call first):
  <built-in method read of _ssl._SSLSocket object at remote 0x7f480a12bdb0>

  File "/usr/lib/python3.6/ssl.py", line 631, in read
    v = self._sslobj.read(len, buffer)
  File "/usr/lib/python3.6/ssl.py", line 871, in read
    return self._sslobj.read(len, buffer)
  File "/usr/lib/python3.6/ssl.py", line 1009, in recv_into
    return self.read(nbytes, buffer)
  File "/usr/lib/python3.6/socket.py", line 586, in readinto
    return self._sock.recv_into(b)

  <built-in method readline of _io.BufferedReader object at remote 0x7f480acf7a98>
  File "/usr/lib/python3.6/http/client.py", line 258, in _read_status


    line = str(self.fp.readline(_MAXLINE + 1), "iso-8859-1")
  File "/usr/lib/python3.6/http/client.py", line 297, in begin
    version, status, reason = self._read_status()
---Type <return> to continue, or q <return> to quit---
  File "/usr/lib/python3.6/http/client.py", line 1331, in getresponse
    response.begin()
  File "/home/pavel/.local/lib/python3.6/site-packages/urllib3/connectionpool.py", line 383, in _make_request


    httplib_response = conn.getresponse()
  File "/home/pavel/.local/lib/python3.6/site-packages/urllib3/connectionpool.py", line 601, in urlopen
    chunked=chunked)
  File "/home/pavel/.local/lib/python3.6/site-packages/requests/adapters.py", line 440, in send

    timeout=timeout
  File "/home/pavel/.local/lib/python3.6/site-packages/requests/sessions.py", line 618, in send
    r = adapter.send(request, **kwargs)

  (frame information optimized out)
  File "/home/pavel/.local/lib/python3.6/site-packages/requests/sessions.py", line 640, in <listcomp>
    history = [resp for resp in gen] if allow_redirects else []
  File "/home/pavel/.local/lib/python3.6/site-packages/requests/sessions.py", line 640, in send
    history = [resp for resp in gen] if allow_redirects else []
  File "/home/pavel/.local/lib/python3.6/site-packages/requests/sessions.py", line 508, in request
---Type <return> to continue, or q <return> to quit---
    resp = self.send(prep, **send_kwargs)
  File "/home/pavel/.local/lib/python3.6/site-packages/requests/sessions.py", line 543, in head
    return self.request('HEAD', url, **kwargs)
  File "/home/pavel/.local/lib/python3.6/site-packages/memento_client/memento_client.py", line 638, in request_head

    allow_redirects=follow_redirects)

  File "/home/pavel/.local/lib/python3.6/site-packages/memento_client/memento_client.py", line 359, in get_original_uri
    follow_redirects=True, session=self.session)
  File "/home/pavel/.local/lib/python3.6/site-packages/memento_client/memento_client.py", line 170, in get_memento_info
    original_uri = self.get_original_uri(request_uri, response=req_uri_response)
  File "./scripts/weblinkchecker.py", line 200, in _get_closest_memento_url
  File "./scripts/weblinkchecker.py", line 229, in get_archive_url
  File "./scripts/weblinkchecker.py", line 717, in setLinkDead
  File "./scripts/weblinkchecker.py", line 624, in run

  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 884, in _bootstrap
    self._bootstrap_inner()

---Type <return> to continue, or q <return> to quit---
Thread 1 (Thread 0x7f4817af4740 (LWP 10664)):
Traceback (most recent call first):
  <built-in method sleep of module object at remote 0x7f4815d16c28>
  File "./scripts/weblinkchecker.py", line 899, in treat_page
  File "/home/pavel/pywikibot/pywikibot/bot.py", line 1663, in treat
    self.treat_page()
  File "/home/pavel/pywikibot/pywikibot/bot.py", line 1740, in treat
    super(ExistingPageBot, self).treat(page)
  File "/home/pavel/pywikibot/pywikibot/bot.py", line 1449, in run

    self.treat(page)
  File "./scripts/weblinkchecker.py", line 1012, in main
  File "./scripts/weblinkchecker.py", line 1050, in <module>
  <built-in method exec of module object at remote 0x7f4817aed638>
  File "pwb.py", line 120, in run_python_file
  File "pwb.py", line 257, in main
  File "pwb.py", line 264, in <module>
(gdb)