Agent takes too much time to recover from run-time panic

agent:2019/01/31 20:05:39 build.go:314: [make check -j1] 900 900
agent:2019/01/31 20:05:39 build.go:192: testserver: docker-compose version 1.20.1, build 5d8c71b
2019-01-31 20:06:15,508 WARNING: The same agent (1550312874-4209, RpcServiceAddress(hostName='10.225.255.197', port=49162)), called agentLaunched twice, that should not happen, forcefully restarting this workitem (qt/qtbase/423ee3741bf58ca86236333eb4c06282060862bc/MacOSMacOS_10_12x86_64MacOSMacOS_10_12x86_64Clangqtci-macos-10.12-x86_64-9-0da7a7DeveloperBuild_NoFramework_Release_QtNamespace_NoPch/2a48a3b7dcb9652b1532a3ad14de7580b5b9b1ee/Test)
2019-01-31 20:06:15,509 INFO: Agent 1550312874-4209 running 10.225.255.197:49162 (buildKey: qt/qtbase/423ee3741bf58ca86236333eb4c06282060862bc/MacOSMacOS_10_12x86_64MacOSMacOS_10_12x86_64Clangqtci-macos-10.12-x86_64-9-0da7a7DeveloperBuild_NoFramework_Release_QtNamespace_NoPch/2a48a3b7dcb9652b1532a3ad14de7580b5b9b1ee/Test)
2019-01-31 20:06:15,514 ERROR: Agent 1550312874-4209 is in an invalid state: The same agent (1550312874-4209, RpcServiceAddress(hostName='10.225.255.197', port=49162)), called agentLaunched twice, that should not happen, forcefully restarting this workitem (qt/qtbase/423ee3741bf58ca86236333eb4c06282060862bc/MacOSMacOS_10_12x86_64MacOSMacOS_10_12x86_64Clangqtci-macos-10.12-x86_64-9-0da7a7DeveloperBuild_NoFramework_Release_QtNamespace_NoPch/2a48a3b7dcb9652b1532a3ad14de7580b5b9b1ee/Test), buildKey qt/qtbase/423ee3741bf58ca86236333eb4c06282060862bc/MacOSMacOS_10_12x86_64MacOSMacOS_10_12x86_64Clangqtci-macos-10.12-x86_64-9-0da7a7DeveloperBuild_NoFramework_Release_QtNamespace_NoPch/2a48a3b7dcb9652b1532a3ad14de7580b5b9b1ee/Test, will try another agent
2019-01-31 20:06:15,514 WARNING: Requesting new agent since there seem to be issues with the original one.
2019-01-31 20:07:00,824 INFO: Agent 1550312874-4245 running 10.225.255.225:49179 (buildKey: qt/qtbase/423ee3741bf58ca86236333eb4c06282060862bc/MacOSMacOS_10_12x86_64MacOSMacOS_10_12x86_64Clangqtci-macos-10.12-x86_64-9-0da7a7DeveloperBuild_NoFramework_Release_QtNamespace_NoPch/2a48a3b7dcb9652b1532a3ad14de7580b5b9b1ee/Test)
agent:2019/01/31 20:07:00 agent.go:193: Welcome. The agent (id: 1550312874-4245) is listening on 10.225.255.225:49179
agent:2019/01/31 20:07:00 agent.go:86: Request: Test 'qt/qtbase'
agent:2019/01/31 20:07:00 agent.go:87:     Path: qt/qtbase/423ee3741bf58ca86236333eb4c06282060862bc/MacOSMacOS_10_12x86_64MacOSMacOS_10_12x86_64Clangqtci-macos-10.12-x86_64-9-0da7a7DeveloperBuild_NoFramework_Release_QtNamespace_NoPch/2a48a3b7dcb9652b1532a3ad14de7580b5b9b1ee/test_1550318722
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