Version: M52
OS: chromeOS

many failure recently on Panther
https://uberchromegw.corp.google.com/i/chromeos/builders/panther-release?numbuilds=50


Most recently failure seems to have this log
01:50:38: ERROR: Timeout occurred- waited 27587 seconds, failing. Timeout reason: Slave reached the timeout deadline set by master.
01:50:38: INFO: Running cidb query on pid 28669, repr(query) starts with <sqlalchemy.sql.expression.Insert object at 0x7f9187695b90>
01:50:39: INFO: Running cidb query on pid 28669, repr(query) starts with <sqlalchemy.sql.expression.Update object at 0x7f918e611590>
01:50:39: INFO: Running cidb query on pid 28669, repr(query) starts with <sqlalchemy.sql.expression.Update object at 0x7f91876cdf90>


Example #629 https://uberchromegw.corp.google.com/i/chromeos/builders/panther-release/builds/629/steps/BuildImage%20%5Bafdo_use%5D/logs/stdio

#628 https://uberchromegw.corp.google.com/i/chromeos/builders/panther-release/builds/628/steps/UnitTest/logs/stdio