[tor-bugs] #27517 [Core Tor/Nyx]: ./run_nyx shows stem's debug output

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#27517: ./run_nyx shows stem's debug output
------------------------------+--------------------
     Reporter:  traumschule   |      Owner:  atagar
         Type:  defect        |     Status:  new
     Priority:  Medium        |  Milestone:
    Component:  Core Tor/Nyx  |    Version:
     Severity:  Normal        |   Keywords:
Actual Points:                |  Parent ID:
       Points:                |   Reviewer:
      Sponsor:                |
------------------------------+--------------------
 I did not find out why I see stem's debug output with ./run_nyx from a
 fresh clone:

 {{{
 nyx_fresh$ ./run_nyx -d nyx.log
 TRACE:stem:Nyx 2.0.4-dev Debug Dump
 Stem Version: 1.6.0
 Python Version: 2.7.15
 Platform: Linux (debian buster/sid )
 --------------------------------------------------------------------------------
 Nyx Configuration (/home/user/.nyx/config):
 [file doesn't exist]
 --------------------------------------------------------------------------------
 Saving a debug log to nyx.log, please check it for sensitive information
 before sharing it.
 NOTICE:stem:No nyxrc loaded, using defaults. You can customize nyx by
 placing a configuration file at /home/user/.nyx/config (see
 https://nyx.torproject.org/nyxrc.sample for its options).
 TRACE:stem:config entry 'tor_chroot' not found, defaulting to ''
 TRACE:stem:Sent to tor: PROTOCOLINFO 1
 TRACE:stem:Received from tor:
 250-PROTOCOLINFO 1
 250-AUTH METHODS=COOKIE,SAFECOOKIE,HASHEDPASSWORD
 COOKIEFILE="/var/run/tor/control.authcookie"
 250-VERSION Tor="0.3.5.0-alpha-dev"
 250 OK
 Tor controller password:
 }}}

 (follow-up of #27350)

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/27517>
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