CBQE-0: autofailovertests hangs

Change-Id: Ib8048f0311fe9e9feae31dd333d9045c8e0b6ccd
Reviewed-on: http://review.couchbase.org/26777
Reviewed-by: Andrei Baranouski <andrei.baranouski@gmail.com>
Tested-by: Andrei Baranouski <andrei.baranouski@gmail.com>