XTS over SSL Quickstart Failure

CI job narayana-quickstarts XTS over SSL Quickstart is failing regularly because the server is not reporting 'Transaction succeeded!':

> Doing the test by requesting 'http://localhost:8180/WSATSimpleServletClient'
> + curl -X GET http://localhost:8180/WSATSimpleServletClient
> + grep 'Transaction succeeded!'

See for example build:

http://narayanaci1.eng.hst.ams2.redhat.com/job/narayana-quickstarts/285/