CBQE:0 fix failure in checkpointing job

Change-Id: Ia13caf7500425a59dda943c3a0c5b29788bad0d1
Reviewed-on: http://review.couchbase.org/38442
Reviewed-by: Sangharsh Agarwal <sangharsh.agarwal@globallogic.com>
Tested-by: Aruna Piravi <aruna@couchbase.com>
Reviewed-by: Aruna Piravi <aruna@couchbase.com>