CBQE:0 Fix checkpointing job failures

Change-Id: I6ae005368b2f3e93e61165ced9fbe4af9b4ec43f
Reviewed-on: http://review.couchbase.org/39644
Tested-by: buildbot <build@couchbase.com>
Reviewed-by: Sangharsh Agarwal <sangharsh.agarwal@globallogic.com>
Reviewed-by: Aruna Piravi <aruna@couchbase.com>
Tested-by: Aruna Piravi <aruna@couchbase.com>