[tor-bugs] #32642 [Core Tor/Nyx]: nyx crashes on startup with `ValueError: Input needs to be a non-negative integer, got '-33538'`

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#32642: nyx crashes on startup with `ValueError: Input needs to be a non-negative
integer, got '-33538'`
---------------------+------------------------------
 Reporter:  strugee  |          Owner:  atagar
     Type:  defect   |         Status:  new
 Priority:  Medium   |      Component:  Core Tor/Nyx
  Version:           |       Severity:  Normal
 Keywords:           |  Actual Points:
Parent ID:           |         Points:
 Reviewer:           |        Sponsor:
---------------------+------------------------------
 When running as the same user that the Tor daemon runs under, Nyx is
 crashing at startup on my FreeBSD 12 relay:

 {{{
 $ nyx --version
 nyx version 2.0.4 (released November 5, 2017)

 $ pkg info -d py36-nyx
 py36-nyx-2.0.4_1:
         py36-stem-1.7.1_1
         python36-3.6.9
         py36-setuptools-41.2.0
         py36-sqlite3-3.6.9_7

 $ python --version
 Python 3.6.9

 $ freebsd-version
 11.3-RELEASE-p5

 $ sudo -u _tor nyx
 Exception in thread Thread-7:
 Traceback (most recent call last):
   File "/usr/local/lib/python3.6/threading.py", line 916, in
 _bootstrap_inner
     self.run()
   File "/usr/local/lib/python3.6/threading.py", line 864, in run
     self._target(*self._args, **self._kwargs)
   File "/usr/local/lib/python3.6/site-packages/nyx/__init__.py", line 740,
 in halt_panels
     panel.join()
   File "/usr/local/lib/python3.6/threading.py", line 1051, in join
     raise RuntimeError("cannot join thread before it is started")
 RuntimeError: cannot join thread before it is started

 Traceback (most recent call last):
   File "/usr/local/bin/nyx", line 11, in <module>
     load_entry_point('nyx==2.0.4', 'console_scripts', 'nyx')()
   File "/usr/local/lib/python3.6/site-packages/nyx/__init__.py", line 176,
 in main
     nyx.starter.main()
   File "/usr/local/lib/python3.6/site-packages/stem/util/conf.py", line
 289, in wrapped
     return func(*args, config = config, **kwargs)
   File "/usr/local/lib/python3.6/site-packages/nyx/starter.py", line 118,
 in main
     nyx.curses.start(nyx.draw_loop, acs_support =
 config.get('acs_support', True), transparent_background = True, cursor =
 False)
   File "/usr/local/lib/python3.6/site-packages/nyx/curses.py", line 217,
 in start
     curses.wrapper(_wrapper)
   File "/usr/local/lib/python3.6/curses/__init__.py", line 94, in wrapper
     return func(stdscr, *args, **kwds)
   File "/usr/local/lib/python3.6/site-packages/nyx/curses.py", line 215,
 in _wrapper
     function()
   File "/usr/local/lib/python3.6/site-packages/nyx/__init__.py", line 200,
 in draw_loop
     interface.redraw()
   File "/usr/local/lib/python3.6/site-packages/nyx/__init__.py", line 716,
 in redraw
     panel.redraw(force = force, top = occupied)
   File "/usr/local/lib/python3.6/site-packages/nyx/panel/__init__.py",
 line 175, in redraw
     self._last_draw_size = nyx.curses.draw(self._draw, top = self._top,
 height = self.get_height(), draw_if_resized = draw_dimension)
   File "/usr/local/lib/python3.6/site-packages/nyx/curses.py", line 746,
 in draw
     func(_Subwindow(subwindow_width, subwindow_height, curses_subwindow))
   File "/usr/local/lib/python3.6/site-packages/nyx/panel/graph.py", line
 586, in _draw
     _draw_accounting_stats(subwindow, DEFAULT_CONTENT_HEIGHT +
 subgraph_height - 2, accounting_stats)
   File "/usr/local/lib/python3.6/site-packages/nyx/panel/graph.py", line
 708, in _draw_accounting_stats
     subwindow.addstr(35, y, 'Time to reset: %s' %
 str_tools.short_time_label(accounting.time_until_reset))
   File "/usr/local/lib/python3.6/site-packages/stem/util/str_tools.py",
 line 420, in short_time_label
     raise ValueError("Input needs to be a non-negative integer, got '%i'"
 % seconds)
 ValueError: Input needs to be a non-negative integer, got '-33538'
 }}}

 Logs don't show an upgrade to the Nyx package in a while, so I think this
 might be some compatibility problems with the dependencies.

--
Ticket URL: <https://trac.torproject.org/projects/tor/ticket/32642>
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