The builder was offline for two hours; I manually restarted the bot.

2016-10-21 12:49:44-0700 [-] command finished with signal None, exit code 0, elapsedTime: 1126.698777
2016-10-21 12:49:44-0700 [-] SlaveBuilder.commandComplete <buildslave.commands.shell.SlaveShellCommand instance at 0x6362050>
2016-10-21 12:49:44-0700 [Broker,client] slave shutting down on command from master
2016-10-21 12:49:44-0700 [Broker,client] lost remote
2016-10-21 12:49:44-0700 [Broker,client] Lost connection to master1.golo.chromium.org:8110
2016-10-21 12:49:44-0700 [Broker,client] Stopping factory <buildslave.bot.BotFactory instance at 0x634d7a0>
2016-10-21 12:49:44-0700 [-] Main loop terminated.
2016-10-21 12:49:44-0700 [-] Server Shut Down.
2016-10-21 14:40:25-0700 [-] Log opened.
2016-10-21 14:40:25-0700 [-] twistd 10.2.0 (/usr/bin/python 2.7.3) starting up.
2016-10-21 14:40:25-0700 [-] reactor class: twisted.internet.selectreactor.SelectReactor.


I've seen something like this before? It looks like it loses connection to the master and just gives up and dies?
 
Not sure urgent, but it's not good that our bot just randomly dies.