Geode unit tests 'develop/DistributedTest' took too long to execute

Pipeline results can be found at: Concourse: https://concourse.apachegeode-ci.info/teams/main/pipelines/develop/jobs/DistributedTest/builds/138

Build failed in Jenkins: Geode-nightly #1268

See -- Started by timer [EnvInject] - Loading node environment variables. Building remotely on H13 (Hadoop xenial) in workspace > git rev-

[Spring CI] Spring Data GemFire > Nightly-ApacheGeode > #987 was SUCCESSFUL (with 2423 tests)

--- Spring Data GemFire > Nightly-ApacheGeode > #987 was successful. --- Scheduled 2425 tests in total. https://build.spring.io/browse/SGF-NAG-987/ -- This

Geode unit tests completed in 'develop/UITests' with non-zero exit code

Pipeline results can be found at: Concourse: https://concourse.apachegeode-ci.info/teams/main/pipelines/develop/jobs/UITests/builds/194

Geode unit tests completed in 'develop/UITests' with non-zero exit code

Pipeline results can be found at: Concourse: https://concourse.apachegeode-ci.info/teams/main/pipelines/develop/jobs/UITests/builds/193