BlackTie CI hang

CI BlackTie CSTest test ended in an infinite loop trying to recover a REST-AT record:

Running org.jboss.narayana.blacktie.jatmibroker.xatmi.CSTest
[0m21:59:47,500 INFO [org.apache.activemq.artemis.core.server] (ServerService Thread Pool – 110) AMQ221003: trying to deploy queue jms.queue.BTR_.testsui1
[0m[0m21:59:47,677 INFO [org.apache.activemq.artemis.core.server] (ServerService Thread Pool – 111) AMQ221003: trying to deploy queue jms.queue.BTR_BAR
[0m[0m21:59:47,828 INFO [org.apache.activemq.artemis.core.server] (ServerService Thread Pool – 110) AMQ221003: trying to deploy queue jms.queue.BTR_TestTPCall
[0m[0m21:59:54,876 INFO [org.apache.activemq.artemis.core.server] (ServerService Thread Pool – 110) AMQ221003: trying to deploy queue jms.queue.BTR_.testsui1
[0m[0m21:59:55,050 INFO [org.apache.activemq.artemis.core.server] (ServerService Thread Pool – 111) AMQ221003: trying to deploy queue jms.queue.BTR_BAR
[0m[0m21:59:55,221 INFO [org.apache.activemq.artemis.core.server] (ServerService Thread Pool – 110) AMQ221003: trying to deploy queue jms.queue.BTR_TestTPCall
[0m[31m21:59:56,295 ERROR [org.codehaus.stomp.tcp.TcpTransport] (StompConnect Transport: tcp:///127.0.0.1:36366) Caught an exception: null: java.lang.NullPointerException
at org.codehaus.stomp.tcp.TcpTransport.run(TcpTransport.java:104)
at java.lang.Thread.run(Thread.java:748)
[0m�[33m22:00:24,789 WARN [com.arjuna.ats.arjuna] (Periodic Recovery) Transaction 0:ffffac11000d:-279d1482:5e62c04e:84 has 1 heuristic participant(s)!
�[0m�[0m22:00:24,789 INFO [org.jboss.jbossts.star.resource.RESTRecord] (Periodic Recovery) restore_state http://127.0.0.1:8888/xid/131077%3a102%3a0%3a39%3a9%3a887386/terminate
�[0m�[33m22:00:24,789 WARN [com.arjuna.ats.arjuna] (Periodic Recovery) Transaction 0:ffffac11000d:-279d1482:5e62c04e:84 restored heuristic participant org.jboss.jbossts.star.resource.RESTRecord@2798da8b
�[0m�[33m22:00:24,791 WARN [com.arjuna.ats.arjuna] (Periodic Recovery) Transaction 0:ffffac11000d:-279d1482:5e62c04e:8b has 1 heuristic participant(s)!
�[0m�[0m22:00:24,791 INFO [org.jboss.jbossts.star.resource.RESTRecord] (Periodic Recovery) restore_state http://127.0.0.1:8888/xid/131077%3a102%3a0%3a42%3a12%3a941281/terminate
�[0m�[33m22:00:24,791 WARN [com.arjuna.ats.arjuna] (Periodic Recovery) Transaction 0:ffffac11000d:-279d1482:5e62c04e:8b restored heuristic participant org.jboss.jbossts.star.resource.RESTRecord@7941fa30

etc (for ever)