Relevant section is:
"main" #1 prio=5 os_prio=0 tid=0xf6606c00 nid=0x4066 in Object.wait() [0xf6752000]
   java.lang.Thread.State: WAITING (on object monitor)
        at java.lang.Object.wait(Native Method)
        at java.lang.Object.wait(Object.java:502)
        at org.xnio.AbstractIoFuture.await(AbstractIoFuture.java:71)
        - locked <0xe0081818> (a java.lang.Object)
        at org.xnio.AbstractIoFuture.get(AbstractIoFuture.java:167)
        - locked <0xe0081818> (a java.lang.Object)
        at org.jboss.as.protocol.mgmt.FutureManagementChannel.openChannel(FutureManagementChannel.java:154)
        at org.jboss.as.protocol.mgmt.ManagementClientChannelStrategy$Establishing.openChannel(ManagementClientChannelStrategy.java:150)
        at org.jboss.as.protocol.mgmt.FutureManagementChannel$Establishing.connectionOpened(FutureManagementChannel.java:223)
        at org.jboss.as.protocol.ProtocolConnectionManager.connect(ProtocolConnectionManager.java:79)
        - locked <0xe007d870> (a org.jboss.as.protocol.ProtocolConnectionManager)
        at org.jboss.as.protocol.mgmt.FutureManagementChannel$Establishing.getChannel(FutureManagementChannel.java:212)
        at org.jboss.as.controller.client.impl.RemotingModelControllerClient.getOrCreateChannel(RemotingModelControllerClient.java:146)
        - locked <0xe005a3d0> (a org.jboss.as.controller.client.impl.RemotingModelControllerClient)
        at org.jboss.as.controller.client.impl.RemotingModelControllerClient$1.getChannel(RemotingModelControllerClient.java:65)
        at org.jboss.as.protocol.mgmt.ManagementChannelHandler.executeRequest(ManagementChannelHandler.java:147)
        at org.jboss.as.protocol.mgmt.ManagementChannelHandler.executeRequest(ManagementChannelHandler.java:122)
        at org.jboss.as.controller.client.impl.AbstractModelControllerClient.executeRequest(AbstractModelControllerClient.java:263)
        at org.jboss.as.controller.client.impl.AbstractModelControllerClient.execute(AbstractModelControllerClient.java:168)
        at org.jboss.as.controller.client.impl.AbstractModelControllerClient.executeForResult(AbstractModelControllerClient.java:147)
        at org.jboss.as.controller.client.impl.AbstractModelControllerClient.execute(AbstractModelControllerClient.java:75)
        at org.jboss.as.test.shared.ServerReload.waitForLiveServerToReload(ServerReload.java:104)
        at org.jboss.as.test.shared.ServerReload.executeReloadAndWaitForCompletion(ServerReload.java:72)
        at org.jboss.as.test.shared.ServerReload.executeReloadAndWaitForCompletion(ServerReload.java:59)
        at org.jboss.as.test.integration.management.jca.DsMgmtTestBase.reload(DsMgmtTestBase.java:56)
        at org.jboss.as.test.integration.jca.datasource.DatasourceXaEnableAttributeTestCase.createDataSource(DatasourceXaEnableAttributeTestCase.java:59)
        at org.jboss.as.test.integration.jca.datasource.DatasourceEnableAttributeTestBase.enableLater(DatasourceEnableAttributeTestBase.java:79)