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  1. XWiki Commons
  2. XCOMMONS-697

Safe XStream serializer implementation does not skip components that don't take the role from an interface

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Details

    • Bug
    • Resolution: Fixed
    • Blocker
    • 6.4-milestone-1, 5.4.7
    • 5.4.6
    • Job
    • None
    • Unit
    • N/A
    • N/A

    Description

      I've downloaded one of the 6.4-Snapshots (#68). I started the instance at 17:00. After half an hour of wiki usage, my processor went crazy, displaying the following console messages.

      The console messages have been displayed in an hour time frame (from 17:28 to 18:28 aproximate)

      See the following console:

      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-0" java.lang.OutOfMemoryError: Java heap space
      	at java.util.Arrays.copyOf(Arrays.java:2367)
      	at java.lang.String.<init>(String.java:168)
      	at java.lang.String.valueOf(String.java:2861)
      	at org.jboss.marshalling.UTFUtils.readUTFBytes(UTFUtils.java:208)
      	at org.jboss.marshalling.river.RiverUnmarshaller.doReadObject(RiverUnmarshaller.java:298)
      	at org.jboss.marshalling.river.RiverUnmarshaller.doReadObject(RiverUnmarshaller.java:209)
      	at org.jboss.marshalling.AbstractObjectInput.readObject(AbstractObjectInput.java:37)
      	at org.infinispan.container.entries.ImmortalCacheEntry$Externalizer.readObject(ImmortalCacheEntry.java:174)
      	at org.infinispan.container.entries.ImmortalCacheEntry$Externalizer.readObject(ImmortalCacheEntry.java:164)
      	at org.infinispan.marshall.jboss.ExternalizerTable$ExternalizerAdapter.readObject(ExternalizerTable.java:412)
      	at org.infinispan.marshall.jboss.ExternalizerTable.readObject(ExternalizerTable.java:228)
      	at org.infinispan.marshall.jboss.JBossMarshaller$ExternalizerTableProxy.readObject(JBossMarshaller.java:164)
      	at org.jboss.marshalling.river.RiverUnmarshaller.doReadObject(RiverUnmarshaller.java:351)
      	at org.jboss.marshalling.river.RiverUnmarshaller.doReadObject(RiverUnmarshaller.java:209)
      	at org.jboss.marshalling.AbstractObjectInput.readObject(AbstractObjectInput.java:37)
      	at org.infinispan.loaders.bucket.Bucket$Externalizer.readObject(Bucket.java:170)
      	at org.infinispan.loaders.bucket.Bucket$Externalizer.readObject(Bucket.java:146)
      	at org.infinispan.marshall.jboss.ExternalizerTable$ExternalizerAdapter.readObject(ExternalizerTable.java:412)
      	at org.infinispan.marshall.jboss.ExternalizerTable.readObject(ExternalizerTable.java:228)
      	at org.infinispan.marshall.jboss.JBossMarshaller$ExternalizerTableProxy.readObject(JBossMarshaller.java:164)
      	at org.jboss.marshalling.river.RiverUnmarshaller.doReadObject(RiverUnmarshaller.java:351)
      	at org.jboss.marshalling.river.RiverUnmarshaller.doReadObject(RiverUnmarshaller.java:209)
      	at org.jboss.marshalling.AbstractObjectInput.readObject(AbstractObjectInput.java:37)
      	at org.infinispan.marshall.jboss.AbstractJBossMarshaller.objectFromObjectStream(AbstractJBossMarshaller.java:163)
      	at org.infinispan.marshall.VersionAwareMarshaller.objectFromObjectStream(VersionAwareMarshaller.java:191)
      	at org.infinispan.marshall.AbstractDelegatingMarshaller.objectFromObjectStream(AbstractDelegatingMarshaller.java:79)
      	at org.infinispan.loaders.file.FileCacheStore.objectFromInputStreamInReentrantMode(FileCacheStore.java:433)
      	at org.infinispan.loaders.file.FileCacheStore.loadBucket(FileCacheStore.java:306)
      	at org.infinispan.loaders.file.FileCacheStore.doPurge(FileCacheStore.java:251)
      	at org.infinispan.loaders.file.FileCacheStore.purgeInternal(FileCacheStore.java:230)
      	at org.infinispan.loaders.AbstractCacheStore$2.run(AbstractCacheStore.java:111)
      	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-1" java.lang.OutOfMemoryError: Java heap space
      	at org.jboss.marshalling.UTFUtils.readUTFBytes(UTFUtils.java:151)
      	at org.jboss.marshalling.river.RiverUnmarshaller.doReadObject(RiverUnmarshaller.java:298)
      	at org.jboss.marshalling.river.RiverUnmarshaller.doReadObject(RiverUnmarshaller.java:209)
      	at org.jboss.marshalling.AbstractObjectInput.readObject(AbstractObjectInput.java:37)
      	at org.infinispan.container.entries.ImmortalCacheEntry$Externalizer.readObject(ImmortalCacheEntry.java:174)
      	at org.infinispan.container.entries.ImmortalCacheEntry$Externalizer.readObject(ImmortalCacheEntry.java:164)
      	at org.infinispan.marshall.jboss.ExternalizerTable$ExternalizerAdapter.readObject(ExternalizerTable.java:412)
      	at org.infinispan.marshall.jboss.ExternalizerTable.readObject(ExternalizerTable.java:228)
      	at org.infinispan.marshall.jboss.JBossMarshaller$ExternalizerTableProxy.readObject(JBossMarshaller.java:164)
      	at org.jboss.marshalling.river.RiverUnmarshaller.doReadObject(RiverUnmarshaller.java:351)
      	at org.jboss.marshalling.river.RiverUnmarshaller.doReadObject(RiverUnmarshaller.java:209)
      	at org.jboss.marshalling.AbstractObjectInput.readObject(AbstractObjectInput.java:37)
      	at org.infinispan.loaders.bucket.Bucket$Externalizer.readObject(Bucket.java:170)
      	at org.infinispan.loaders.bucket.Bucket$Externalizer.readObject(Bucket.java:146)
      	at org.infinispan.marshall.jboss.ExternalizerTable$ExternalizerAdapter.readObject(ExternalizerTable.java:412)
      	at org.infinispan.marshall.jboss.ExternalizerTable.readObject(ExternalizerTable.java:228)
      	at org.infinispan.marshall.jboss.JBossMarshaller$ExternalizerTableProxy.readObject(JBossMarshaller.java:164)
      	at org.jboss.marshalling.river.RiverUnmarshaller.doReadObject(RiverUnmarshaller.java:351)
      
      Exception: java.lang.OutOfMemoryError thrown from the UncaughtExceptionHandler in thread "lesscss.skinfiles.cache-FileCacheStore-1"
      Exception in thread "TxCleanupService,lesscss.skinfiles.cache,local" java.lang.OutOfMemoryError: Java heap space
      	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.addConditionWaiter(AbstractQueuedSynchronizer.java:1857)
      	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2073)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1090)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:807)
      	at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
      	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
      	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
      	at java.lang.Thread.run(Thread.java:745)
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-2" Exception in thread "TxCleanupService,wiki.descriptor.cache.wikiAlias,local" java.lang.OutOfMemoryError: Java heap space
      java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-3" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-4" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-5" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-6" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-7" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-8" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-9" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-10" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-11" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-12" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-13" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-14" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-15" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-16" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-17" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-18" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-19" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-20" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-21" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-22" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-23" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "DefaultQuartzScheduler_QuartzSchedulerThread" Exception in thread "TxCleanupService,xwiki.groovy.class,local" java.lang.OutOfMemoryError: Java heap space
      java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-24" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-25" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-26" java.lang.OutOfMemoryError: Java heap space
      2014-11-20 18:04:12,121 [DefaultQuartzScheduler_Worker-1] WARN  o.h.u.JDBCExceptionReporter    - SQL Error: -460, SQLState: S1000 
      2014-11-20 18:04:18,128 [DefaultQuartzScheduler_Worker-1] ERROR o.h.u.JDBCExceptionReporter    - java.lang.OutOfMemoryError: Java heap space 
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-27" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-28" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-29" java.lang.OutOfMemoryError: Java heap space
      2014-11-20 18:07:58,917 [DefaultQuartzScheduler_Worker-1] ERROR o.q.c.JobRunShell              - Job DEFAULT.xwiki:Scheduler.WatchListHourlyNotifier_0 threw an unhandled Exception:  
      java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-30" java.lang.OutOfMemoryError: Java heap space
      2014-11-20 18:08:40,142 [DefaultQuartzScheduler_Worker-1] ERROR o.q.c.ErrorLogger              - Job (DEFAULT.xwiki:Scheduler.WatchListHourlyNotifier_0 threw an exception. 
      org.quartz.SchedulerException: Job threw an unhandled exception.
      	at org.quartz.core.JobRunShell.run(JobRunShell.java:213) ~[quartz-1.6.5.jar:1.6.5]
      	at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:525) [quartz-1.6.5.jar:1.6.5]
      Caused by: java.lang.OutOfMemoryError: Java heap space
      2014-11-20 18:08:42,445 [DefaultQuartzScheduler_Worker-1] ERROR c.x.x.p.s.StatusListener       - Job (DEFAULT.xwiki:Scheduler.WatchListHourlyNotifier_0 threw an exception. 
      org.quartz.SchedulerException: Job threw an unhandled exception.
      	at org.quartz.core.JobRunShell.run(JobRunShell.java:213) ~[quartz-1.6.5.jar:1.6.5]
      	at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:525) [quartz-1.6.5.jar:1.6.5]
      Caused by: java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-31" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-32" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-33" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-34" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-35" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-36" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-37" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-38" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-39" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-40" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-41" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-42" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-43" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-44" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-45" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-46" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-47" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-48" java.lang.OutOfMemoryError: Java heap space
      Exception in thread "lesscss.skinfiles.cache-FileCacheStore-49" java.lang.OutOfMemoryError: Java heap space

      Full Thread Dump

      Full thread dump Java HotSpot(TM) 64-Bit Server VM (24.60-b09 mixed mode):
      
      "lesscss.skinfiles.cache-FileCacheStore-59" daemon prio=5 tid=0x00007f8722501800 nid=0x379b waiting on condition [0x00000001120d7000]
         java.lang.Thread.State: WAITING (parking)
      	at sun.misc.Unsafe.park(Native Method)
      	- parking to wait for  <0x00000007e0b1d7c8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
      	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
      	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
      	at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
      	at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
      	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
      	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
      	at java.lang.Thread.run(Thread.java:745)
      
      "Thread-1" prio=5 tid=0x00007f87236a9800 nid=0x3db7 runnable [0x0000000119b1e000]
         java.lang.Thread.State: RUNNABLE
      	at org.xwiki.component.internal.RoleHint.equals(RoleHint.java:109)
      	at java.util.ArrayList.indexOf(ArrayList.java:298)
      	at org.xwiki.component.embed.EmbeddableComponentManager.sortEntry(EmbeddableComponentManager.java:555)
      	at org.xwiki.component.embed.EmbeddableComponentManager.dispose(EmbeddableComponentManager.java:586)
      	at org.xwiki.container.servlet.XWikiServletContextListener.contextDestroyed(XWikiServletContextListener.java:153)
      	at org.eclipse.jetty.server.handler.ContextHandler.callContextDestroyed(ContextHandler.java:806)
      	at org.eclipse.jetty.servlet.ServletContextHandler.callContextDestroyed(ServletContextHandler.java:457)
      	at org.eclipse.jetty.server.handler.ContextHandler.doStop(ContextHandler.java:840)
      	at org.eclipse.jetty.servlet.ServletContextHandler.doStop(ServletContextHandler.java:215)
      	at org.eclipse.jetty.webapp.WebAppContext.doStop(WebAppContext.java:521)
      	at org.eclipse.jetty.util.component.AbstractLifeCycle.stop(AbstractLifeCycle.java:89)
      	- locked <0x00000007e005f4b0> (a java.lang.Object)
      	at org.eclipse.jetty.util.component.ContainerLifeCycle.stop(ContainerLifeCycle.java:143)
      	at org.eclipse.jetty.util.component.ContainerLifeCycle.doStop(ContainerLifeCycle.java:162)
      	at org.eclipse.jetty.server.handler.AbstractHandler.doStop(AbstractHandler.java:73)
      	at org.eclipse.jetty.util.component.AbstractLifeCycle.stop(AbstractLifeCycle.java:89)
      	- locked <0x00000007e015e540> (a java.lang.Object)
      	at org.eclipse.jetty.util.component.ContainerLifeCycle.stop(ContainerLifeCycle.java:143)
      	at org.eclipse.jetty.util.component.ContainerLifeCycle.doStop(ContainerLifeCycle.java:162)
      	at org.eclipse.jetty.server.handler.AbstractHandler.doStop(AbstractHandler.java:73)
      	at org.eclipse.jetty.util.component.AbstractLifeCycle.stop(AbstractLifeCycle.java:89)
      	- locked <0x00000007e01690b0> (a java.lang.Object)
      	at org.eclipse.jetty.util.component.ContainerLifeCycle.stop(ContainerLifeCycle.java:143)
      	at org.eclipse.jetty.util.component.ContainerLifeCycle.doStop(ContainerLifeCycle.java:162)
      	at org.eclipse.jetty.server.handler.AbstractHandler.doStop(AbstractHandler.java:73)
      	at org.eclipse.jetty.server.Server.doStop(Server.java:456)
      	at org.eclipse.jetty.util.component.AbstractLifeCycle.stop(AbstractLifeCycle.java:89)
      	- locked <0x00000007e0026c98> (a java.lang.Object)
      	at org.eclipse.jetty.util.thread.ShutdownThread.run(ShutdownThread.java:138)
      
      "SIGINT handler" daemon prio=5 tid=0x00007f872606c800 nid=0xbb43 in Object.wait() [0x00000001134df000]
         java.lang.Thread.State: WAITING (on object monitor)
      	at java.lang.Object.wait(Native Method)
      	- waiting on <0x00000007e0151288> (a org.eclipse.jetty.util.thread.ShutdownThread)
      	at java.lang.Thread.join(Thread.java:1281)
      	- locked <0x00000007e0151288> (a org.eclipse.jetty.util.thread.ShutdownThread)
      	at java.lang.Thread.join(Thread.java:1355)
      	at java.lang.ApplicationShutdownHooks.runHooks(ApplicationShutdownHooks.java:106)
      	at java.lang.ApplicationShutdownHooks$1.run(ApplicationShutdownHooks.java:46)
      	at java.lang.Shutdown.runHooks(Shutdown.java:123)
      	at java.lang.Shutdown.sequence(Shutdown.java:167)
      	at java.lang.Shutdown.exit(Shutdown.java:212)
      	- locked <0x00000007e03512d8> (a java.lang.Class for java.lang.Shutdown)
      	at java.lang.Terminator$1.handle(Terminator.java:52)
      	at sun.misc.Signal$1.run(Signal.java:212)
      	at java.lang.Thread.run(Thread.java:745)
      
      "TxCleanupService,xwiki.groovy.class,local" daemon prio=5 tid=0x00007f8724c26800 nid=0x6153 waiting on condition [0x0000000112614000]
         java.lang.Thread.State: TIMED_WAITING (parking)
      	at sun.misc.Unsafe.park(Native Method)
      	- parking to wait for  <0x00000007e6b42678> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
      	at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
      	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1090)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:807)
      	at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
      	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
      	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
      	at java.lang.Thread.run(Thread.java:745)
      
      "TxCleanupService,wiki.descriptor.cache.wikiAlias,local" daemon prio=5 tid=0x00007f87236aa800 nid=0x13ce3 waiting on condition [0x0000000119614000]
         java.lang.Thread.State: TIMED_WAITING (parking)
      	at sun.misc.Unsafe.park(Native Method)
      	- parking to wait for  <0x00000007e07d9ea0> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
      	at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
      	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1090)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:807)
      	at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
      	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
      	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
      	at java.lang.Thread.run(Thread.java:745)
      
      "TxCleanupService,lesscss.skinfiles.cache,local" daemon prio=5 tid=0x00007f87278b9000 nid=0x7d0b waiting on condition [0x0000000111839000]
         java.lang.Thread.State: TIMED_WAITING (parking)
      	at sun.misc.Unsafe.park(Native Method)
      	- parking to wait for  <0x00000007e0b434a0> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
      	at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
      	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1090)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:807)
      	at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
      	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
      	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
      	at java.lang.Thread.run(Thread.java:745)
      
      "TxCleanupService,xwiki.groovy.content,local" daemon prio=5 tid=0x00007f8727bb2800 nid=0xcc83 waiting on condition [0x0000000114851000]
         java.lang.Thread.State: TIMED_WAITING (parking)
      	at sun.misc.Unsafe.park(Native Method)
      	- parking to wait for  <0x00000007e6b36d38> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
      	at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
      	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1090)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:807)
      	at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
      	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
      	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
      	at java.lang.Thread.run(Thread.java:745)
      
      "qtp1280770081-622" prio=5 tid=0x00007f8721fdf000 nid=0xdc0f waiting on condition [0x00000001130d3000]
         java.lang.Thread.State: TIMED_WAITING (parking)
      	at sun.misc.Unsafe.park(Native Method)
      	- parking to wait for  <0x00000007e00259c8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
      	at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
      	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
      	at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:389)
      	at org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:516)
      	at org.eclipse.jetty.util.thread.QueuedThreadPool.access$700(QueuedThreadPool.java:47)
      	at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:572)
      	at java.lang.Thread.run(Thread.java:745)
      
      "TxCleanupService,xwiki.renderingcache,local" daemon prio=5 tid=0x00007f8721962800 nid=0x14903 waiting on condition [0x000000011986f000]
         java.lang.Thread.State: TIMED_WAITING (parking)
      	at sun.misc.Unsafe.park(Native Method)
      	- parking to wait for  <0x00000007e3b39b40> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
      	at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
      	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1090)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:807)
      	at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
      	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
      	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
      	at java.lang.Thread.run(Thread.java:745)
      
      "TxCleanupService,xwiki.groupservice.usergroups,local" daemon prio=5 tid=0x00007f8725192800 nid=0x14307 waiting on condition [0x0000000119a1c000]
         java.lang.Thread.State: TIMED_WAITING (parking)
      	at sun.misc.Unsafe.park(Native Method)
      	- parking to wait for  <0x00000007e3b3c688> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
      	at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
      	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1090)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:807)
      	at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
      	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
      	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
      	at java.lang.Thread.run(Thread.java:745)
      
      "Java2D Disposer" daemon prio=5 tid=0x00007f8724982800 nid=0x13d0f in Object.wait() [0x00000001193cf000]
         java.lang.Thread.State: WAITING (on object monitor)
      	at java.lang.Object.wait(Native Method)
      	- waiting on <0x00000007e3a6fcf8> (a java.lang.ref.ReferenceQueue$Lock)
      	at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:135)
      	- locked <0x00000007e3a6fcf8> (a java.lang.ref.ReferenceQueue$Lock)
      	at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:151)
      	at sun.java2d.Disposer.run(Disposer.java:145)
      	at java.lang.Thread.run(Thread.java:745)
      
      "Job status serializer" daemon prio=5 tid=0x00007f87289d5800 nid=0x10803 runnable [0x000000011810d000]
         java.lang.Thread.State: RUNNABLE
      	at java.lang.Throwable.fillInStackTrace(Native Method)
      	at java.lang.Throwable.fillInStackTrace(Throwable.java:783)
      	- locked <0x00000007ff7f7a10> (a java.lang.NoSuchMethodException)
      	at java.lang.Throwable.<init>(Throwable.java:265)
      	at java.lang.Exception.<init>(Exception.java:66)
      	at java.lang.ReflectiveOperationException.<init>(ReflectiveOperationException.java:56)
      	at java.lang.NoSuchMethodException.<init>(NoSuchMethodException.java:51)
      	at java.lang.Class.getDeclaredMethod(Class.java:2004)
      	at java.io.ObjectStreamClass.getPrivateMethod(ObjectStreamClass.java:1431)
      	at java.io.ObjectStreamClass.access$1700(ObjectStreamClass.java:72)
      	at java.io.ObjectStreamClass$2.run(ObjectStreamClass.java:500)
      	at java.io.ObjectStreamClass$2.run(ObjectStreamClass.java:468)
      	at java.security.AccessController.doPrivileged(Native Method)
      	at java.io.ObjectStreamClass.<init>(ObjectStreamClass.java:468)
      	at java.io.ObjectStreamClass.lookup(ObjectStreamClass.java:365)
      	at java.io.ObjectStreamClass.lookup(ObjectStreamClass.java:210)
      	at com.thoughtworks.xstream.converters.reflection.SerializableConverter$1.defaultWriteObject(SerializableConverter.java:180)
      	at com.thoughtworks.xstream.core.util.CustomObjectOutputStream.defaultWriteObject(CustomObjectOutputStream.java:80)
      	at java.util.ArrayDeque.writeObject(ArrayDeque.java:838)
      	at sun.reflect.GeneratedMethodAccessor228.invoke(Unknown Source)
      	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      	at java.lang.reflect.Method.invoke(Method.java:606)
      	at com.thoughtworks.xstream.converters.reflection.SerializationMethodInvoker.callWriteObject(SerializationMethodInvoker.java:134)
      	at com.thoughtworks.xstream.converters.reflection.SerializableConverter.doMarshal(SerializableConverter.java:259)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshallField(AbstractReflectionConverter.java:250)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.access$2000(SafeReflectionConverter.java:53)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.writeField(SafeReflectionConverter.java:248)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:210)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:88)
      	at com.thoughtworks.xstream.converters.collections.AbstractCollectionConverter.writeItem(AbstractCollectionConverter.java:64)
      	at com.thoughtworks.xstream.converters.collections.CollectionConverter.marshal(CollectionConverter.java:74)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:88)
      	at com.thoughtworks.xstream.converters.collections.AbstractCollectionConverter.writeItem(AbstractCollectionConverter.java:64)
      	at com.thoughtworks.xstream.converters.collections.ArrayConverter.marshal(ArrayConverter.java:45)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshallField(AbstractReflectionConverter.java:250)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.access$2000(SafeReflectionConverter.java:53)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.writeField(SafeReflectionConverter.java:248)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:202)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:88)
      	at com.thoughtworks.xstream.converters.collections.AbstractCollectionConverter.writeItem(AbstractCollectionConverter.java:64)
      	at com.thoughtworks.xstream.converters.collections.ArrayConverter.marshal(ArrayConverter.java:45)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshallField(AbstractReflectionConverter.java:250)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.access$2000(SafeReflectionConverter.java:53)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.writeField(SafeReflectionConverter.java:248)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:202)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshallField(AbstractReflectionConverter.java:250)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.access$2000(SafeReflectionConverter.java:53)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.writeField(SafeReflectionConverter.java:248)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:210)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshallField(AbstractReflectionConverter.java:250)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.access$2000(SafeReflectionConverter.java:53)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.writeField(SafeReflectionConverter.java:248)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:210)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:88)
      	at com.thoughtworks.xstream.converters.collections.AbstractCollectionConverter.writeItem(AbstractCollectionConverter.java:64)
      	at com.thoughtworks.xstream.converters.collections.CollectionConverter.marshal(CollectionConverter.java:74)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:88)
      	at com.thoughtworks.xstream.converters.reflection.SerializableConverter$1.writeToStream(SerializableConverter.java:140)
      	at com.thoughtworks.xstream.core.util.CustomObjectOutputStream.writeObjectOverride(CustomObjectOutputStream.java:84)
      	at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:343)
      	at java.util.concurrent.ConcurrentLinkedQueue.writeObject(ConcurrentLinkedQueue.java:766)
      	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
      	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      	at java.lang.reflect.Method.invoke(Method.java:606)
      	at com.thoughtworks.xstream.converters.reflection.SerializationMethodInvoker.callWriteObject(SerializationMethodInvoker.java:134)
      	at com.thoughtworks.xstream.converters.reflection.SerializableConverter.doMarshal(SerializableConverter.java:259)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:88)
      	at com.thoughtworks.xstream.converters.reflection.SerializableConverter$1.writeToStream(SerializableConverter.java:140)
      	at com.thoughtworks.xstream.core.util.CustomObjectOutputStream.writeObjectOverride(CustomObjectOutputStream.java:84)
      	at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:343)
      	at java.util.concurrent.CopyOnWriteArrayList.writeObject(CopyOnWriteArrayList.java:857)
      	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
      	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      	at java.lang.reflect.Method.invoke(Method.java:606)
      	at com.thoughtworks.xstream.converters.reflection.SerializationMethodInvoker.callWriteObject(SerializationMethodInvoker.java:134)
      	at com.thoughtworks.xstream.converters.reflection.SerializableConverter.doMarshal(SerializableConverter.java:259)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:88)
      	at com.thoughtworks.xstream.converters.reflection.SerializableConverter$1.writeToStream(SerializableConverter.java:140)
      	at com.thoughtworks.xstream.core.util.CustomObjectOutputStream.writeObjectOverride(CustomObjectOutputStream.java:84)
      	at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:343)
      	at java.util.concurrent.CopyOnWriteArrayList.writeObject(CopyOnWriteArrayList.java:857)
      	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
      	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      	at java.lang.reflect.Method.invoke(Method.java:606)
      	at com.thoughtworks.xstream.converters.reflection.SerializationMethodInvoker.callWriteObject(SerializationMethodInvoker.java:134)
      	at com.thoughtworks.xstream.converters.reflection.SerializableConverter.doMarshal(SerializableConverter.java:259)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:88)
      	at com.thoughtworks.xstream.converters.collections.AbstractCollectionConverter.writeItem(AbstractCollectionConverter.java:64)
      	at com.thoughtworks.xstream.converters.collections.ArrayConverter.marshal(ArrayConverter.java:45)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshallField(AbstractReflectionConverter.java:250)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.access$2000(SafeReflectionConverter.java:53)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.writeField(SafeReflectionConverter.java:248)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:202)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:88)
      	at com.thoughtworks.xstream.converters.reflection.SerializableConverter$1.writeToStream(SerializableConverter.java:140)
      	at com.thoughtworks.xstream.core.util.CustomObjectOutputStream.writeObjectOverride(CustomObjectOutputStream.java:84)
      	at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:343)
      	at java.util.concurrent.CopyOnWriteArrayList.writeObject(CopyOnWriteArrayList.java:857)
      	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
      	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      	at java.lang.reflect.Method.invoke(Method.java:606)
      	at com.thoughtworks.xstream.converters.reflection.SerializationMethodInvoker.callWriteObject(SerializationMethodInvoker.java:134)
      	at com.thoughtworks.xstream.converters.reflection.SerializableConverter.doMarshal(SerializableConverter.java:259)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:88)
      	at com.thoughtworks.xstream.converters.reflection.SerializableConverter$1.writeToStream(SerializableConverter.java:140)
      	at com.thoughtworks.xstream.core.util.CustomObjectOutputStream.writeObjectOverride(CustomObjectOutputStream.java:84)
      	at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:343)
      	at java.util.concurrent.CopyOnWriteArrayList.writeObject(CopyOnWriteArrayList.java:857)
      	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
      	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      	at java.lang.reflect.Method.invoke(Method.java:606)
      	at com.thoughtworks.xstream.converters.reflection.SerializationMethodInvoker.callWriteObject(SerializationMethodInvoker.java:134)
      	at com.thoughtworks.xstream.converters.reflection.SerializableConverter.doMarshal(SerializableConverter.java:259)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:88)
      	at com.thoughtworks.xstream.converters.reflection.SerializableConverter$1.writeToStream(SerializableConverter.java:140)
      	at com.thoughtworks.xstream.core.util.CustomObjectOutputStream.writeObjectOverride(CustomObjectOutputStream.java:84)
      	at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:343)
      	at java.util.concurrent.CopyOnWriteArrayList.writeObject(CopyOnWriteArrayList.java:857)
      	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
      	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      	at java.lang.reflect.Method.invoke(Method.java:606)
      	at com.thoughtworks.xstream.converters.reflection.SerializationMethodInvoker.callWriteObject(SerializationMethodInvoker.java:134)
      	at com.thoughtworks.xstream.converters.reflection.SerializableConverter.doMarshal(SerializableConverter.java:259)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:88)
      	at com.thoughtworks.xstream.converters.reflection.SerializableConverter$1.writeToStream(SerializableConverter.java:140)
      	at com.thoughtworks.xstream.core.util.CustomObjectOutputStream.writeObjectOverride(CustomObjectOutputStream.java:84)
      	at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:343)
      	at java.util.concurrent.CopyOnWriteArrayList.writeObject(CopyOnWriteArrayList.java:857)
      	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
      	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      	at java.lang.reflect.Method.invoke(Method.java:606)
      	at com.thoughtworks.xstream.converters.reflection.SerializationMethodInvoker.callWriteObject(SerializationMethodInvoker.java:134)
      	at com.thoughtworks.xstream.converters.reflection.SerializableConverter.doMarshal(SerializableConverter.java:259)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:88)
      	at com.thoughtworks.xstream.converters.collections.AbstractCollectionConverter.writeItem(AbstractCollectionConverter.java:64)
      	at com.thoughtworks.xstream.converters.collections.MapConverter.marshal(MapConverter.java:79)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:88)
      	at com.thoughtworks.xstream.converters.collections.AbstractCollectionConverter.writeItem(AbstractCollectionConverter.java:64)
      	at com.thoughtworks.xstream.converters.collections.ArrayConverter.marshal(ArrayConverter.java:45)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:84)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshallField(AbstractReflectionConverter.java:250)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.access$2000(SafeReflectionConverter.java:53)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.writeField(SafeReflectionConverter.java:248)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:202)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller$1.convertAnother(AbstractReferenceMarshaller.java:88)
      	at com.thoughtworks.xstream.converters.collections.AbstractCollectionConverter.writeItem(AbstractCollectionConverter.java:64)
      	at com.thoughtworks.xstream.converters.collections.CollectionConverter.marshal(CollectionConverter.java:74)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.safeWriteField(SafeReflectionConverter.java:206)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter$2.<init>(SafeReflectionConverter.java:192)
      	at org.xwiki.job.internal.xstream.SafeReflectionConverter.doMarshal(SafeReflectionConverter.java:140)
      	at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:83)
      	at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:69)
      	at org.xwiki.job.internal.xstream.SafeTreeMarshaller.convert(SafeTreeMarshaller.java:90)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:58)
      	at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:43)
      	at com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java:82)
      	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.marshal(AbstractTreeMarshallingStrategy.java:37)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1022)
      	at com.thoughtworks.xstream.XStream.marshal(XStream.java:1011)
      	at com.thoughtworks.xstream.XStream.toXML(XStream.java:984)
      	at org.xwiki.job.internal.JobStatusSerializer.write(JobStatusSerializer.java:99)
      	at org.xwiki.job.internal.JobStatusSerializer.write(JobStatusSerializer.java:80)
      	at org.xwiki.job.internal.DefaultJobStatusStore.saveJobStatus(DefaultJobStatusStore.java:372)
      	at org.xwiki.job.internal.DefaultJobStatusStore.access$100(DefaultJobStatusStore.java:61)
      	at org.xwiki.job.internal.DefaultJobStatusStore$JobStatusSerializerRunnable.run(DefaultJobStatusStore.java:225)
      	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
      	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
      	at java.lang.Thread.run(Thread.java:745)
      
      "AWT-AppKit" daemon prio=5 tid=0x00007f8723038800 nid=0x71f runnable [0x0000000000000000]
         java.lang.Thread.State: RUNNABLE
      
      "XWiki Solr index job thread" daemon prio=5 tid=0x00007f87292da800 nid=0xbf03 waiting on condition [0x0000000113f23000]
         java.lang.Thread.State: WAITING (parking)
      	at sun.misc.Unsafe.park(Native Method)
      	- parking to wait for  <0x00000007e2cc3328> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
      	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
      	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
      	at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
      	at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
      	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
      	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
      	at java.lang.Thread.run(Thread.java:745)
      
      "TxCleanupService,localization.bundle.document,local" daemon prio=5 tid=0x00007f8727ab4000 nid=0x9e17 waiting on condition [0x0000000110497000]
         java.lang.Thread.State: TIMED_WAITING (parking)
      	at sun.misc.Unsafe.park(Native Method)
      	- parking to wait for  <0x00000007e38c1d98> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
      	at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
      	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1090)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:807)
      	at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
      	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
      	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
      	at java.lang.Thread.run(Thread.java:745)
      
      "Active Installs Ping Thread" daemon prio=5 tid=0x00007f872236e800 nid=0xbd0b waiting on condition [0x0000000113bf1000]
         java.lang.Thread.State: TIMED_WAITING (sleeping)
      	at java.lang.Thread.sleep(Native Method)
      	at org.xwiki.activeinstalls.internal.client.ActiveInstallsPingThread.runInternal(ActiveInstallsPingThread.java:83)
      	at com.xpn.xwiki.util.AbstractXWikiRunnable.run(AbstractXWikiRunnable.java:131)
      	at java.lang.Thread.run(Thread.java:745)
      
      "DefaultQuartzScheduler_Worker-10" daemon prio=5 tid=0x00007f87250f3000 nid=0xb903 in Object.wait() [0x000000011535d000]
         java.lang.Thread.State: TIMED_WAITING (on object monitor)
      	at java.lang.Object.wait(Native Method)
      	- waiting on <0x00000007e2e2cd98> (a org.quartz.simpl.SimpleThreadPool$WorkerThread)
      	at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:519)
      	- locked <0x00000007e2e2cd98> (a org.quartz.simpl.SimpleThreadPool$WorkerThread)
      
      "DefaultQuartzScheduler_Worker-9" daemon prio=5 tid=0x00007f87250f2000 nid=0xb703 in Object.wait() [0x000000011525a000]
         java.lang.Thread.State: TIMED_WAITING (on object monitor)
      	at java.lang.Object.wait(Native Method)
      	- waiting on <0x00000007e2e2cbb0> (a org.quartz.simpl.SimpleThreadPool$WorkerThread)
      	at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:519)
      	- locked <0x00000007e2e2cbb0> (a org.quartz.simpl.SimpleThreadPool$WorkerThread)
      
      "DefaultQuartzScheduler_Worker-8" daemon prio=5 tid=0x00007f87250f1800 nid=0xb503 in Object.wait() [0x0000000115157000]
         java.lang.Thread.State: TIMED_WAITING (on object monitor)
      	at java.lang.Object.wait(Native Method)
      	- waiting on <0x00000007e2e2c9c8> (a org.quartz.simpl.SimpleThreadPool$WorkerThread)
      	at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:519)
      	- locked <0x00000007e2e2c9c8> (a org.quartz.simpl.SimpleThreadPool$WorkerThread)
      
      "DefaultQuartzScheduler_Worker-7" daemon prio=5 tid=0x00007f87250e3000 nid=0xb303 in Object.wait() [0x0000000115054000]
         java.lang.Thread.State: TIMED_WAITING (on object monitor)
      	at java.lang.Object.wait(Native Method)
      	- waiting on <0x00000007e2e2c7e0> (a org.quartz.simpl.SimpleThreadPool$WorkerThread)
      	at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:519)
      	- locked <0x00000007e2e2c7e0> (a org.quartz.simpl.SimpleThreadPool$WorkerThread)
      
      "DefaultQuartzScheduler_Worker-6" daemon prio=5 tid=0x00007f8729333000 nid=0xb103 in Object.wait() [0x0000000114f51000]
         java.lang.Thread.State: TIMED_WAITING (on object monitor)
      	at java.lang.Object.wait(Native Method)
      	- waiting on <0x00000007e2e2c5f8> (a org.quartz.simpl.SimpleThreadPool$WorkerThread)
      	at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:519)
      	- locked <0x00000007e2e2c5f8> (a org.quartz.simpl.SimpleThreadPool$WorkerThread)
      
      "DefaultQuartzScheduler_Worker-5" daemon prio=5 tid=0x00007f87219a5800 nid=0xaf03 in Object.wait() [0x0000000114e4e000]
         java.lang.Thread.State: TIMED_WAITING (on object monitor)
      	at java.lang.Object.wait(Native Method)
      	- waiting on <0x00000007e2e2c410> (a org.quartz.simpl.SimpleThreadPool$WorkerThread)
      	at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:519)
      	- locked <0x00000007e2e2c410> (a org.quartz.simpl.SimpleThreadPool$WorkerThread)
      
      "DefaultQuartzScheduler_Worker-4" daemon prio=5 tid=0x00007f8721846800 nid=0xad03 in Object.wait() [0x0000000114d4b000]
         java.lang.Thread.State: TIMED_WAITING (on object monitor)
      	at java.lang.Object.wait(Native Method)
      	- waiting on <0x00000007e2e2c228> (a org.quartz.simpl.SimpleThreadPool$WorkerThread)
      	at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:519)
      	- locked <0x00000007e2e2c228> (a org.quartz.simpl.SimpleThreadPool$WorkerThread)
      
      "DefaultQuartzScheduler_Worker-3" daemon prio=5 tid=0x00007f87218a3000 nid=0xab03 in Object.wait() [0x0000000114c48000]
         java.lang.Thread.State: TIMED_WAITING (on object monitor)
      	at java.lang.Object.wait(Native Method)
      	- waiting on <0x00000007e2e2c040> (a org.quartz.simpl.SimpleThreadPool$WorkerThread)
      	at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:519)
      	- locked <0x00000007e2e2c040> (a org.quartz.simpl.SimpleThreadPool$WorkerThread)
      
      "DefaultQuartzScheduler_Worker-2" daemon prio=5 tid=0x00007f87237c4800 nid=0xa903 in Object.wait() [0x0000000114b45000]
         java.lang.Thread.State: TIMED_WAITING (on object monitor)
      	at java.lang.Object.wait(Native Method)
      	- waiting on <0x00000007e2e24068> (a org.quartz.simpl.SimpleThreadPool$WorkerThread)
      	at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:519)
      	- locked <0x00000007e2e24068> (a org.quartz.simpl.SimpleThreadPool$WorkerThread)
      
      "DefaultQuartzScheduler_Worker-1" daemon prio=5 tid=0x00007f87291f5800 nid=0x9f07 in Object.wait() [0x0000000114556000]
         java.lang.Thread.State: TIMED_WAITING (on object monitor)
      	at java.lang.Object.wait(Native Method)
      	- waiting on <0x00000007e2e23bc8> (a org.quartz.simpl.SimpleThreadPool$WorkerThread)
      	at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:519)
      	- locked <0x00000007e2e23bc8> (a org.quartz.simpl.SimpleThreadPool$WorkerThread)
      
      "Lucene Index Updater" daemon prio=5 tid=0x00007f872894a800 nid=0xa703 waiting on condition [0x0000000114453000]
         java.lang.Thread.State: TIMED_WAITING (sleeping)
      	at java.lang.Thread.sleep(Native Method)
      	at com.xpn.xwiki.plugin.lucene.internal.IndexUpdater.runMainLoop(IndexUpdater.java:190)
      	at com.xpn.xwiki.plugin.lucene.internal.IndexUpdater.runInternal(IndexUpdater.java:168)
      	at com.xpn.xwiki.util.AbstractXWikiRunnable.run(AbstractXWikiRunnable.java:131)
      	at java.lang.Thread.run(Thread.java:745)
      
      "TxCleanupService,xwiki.plugin.image,local" daemon prio=5 tid=0x00007f87227ec000 nid=0xa303 waiting on condition [0x0000000114026000]
         java.lang.Thread.State: TIMED_WAITING (parking)
      	at sun.misc.Unsafe.park(Native Method)
      	- parking to wait for  <0x00000007e2dd1290> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
      	at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
      	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1090)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:807)
      	at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
      	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
      	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
      	at java.lang.Thread.run(Thread.java:745)
      
      "TxCleanupService,xwiki.plugin.feedcache,local" daemon prio=5 tid=0x00007f87291f4800 nid=0xa103 runnable [0x0000000114350000]
         java.lang.Thread.State: TIMED_WAITING (parking)
      	at sun.misc.Unsafe.park(Native Method)
      	- parking to wait for  <0x00000007e2e0bad0> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
      	at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
      	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1090)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:807)
      	at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
      	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
      	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
      	at java.lang.Thread.run(Thread.java:745)
      
      "Statistics storing daemon" daemon prio=5 tid=0x00007f87288ea000 nid=0x9d07 waiting on condition [0x0000000113a25000]
         java.lang.Thread.State: WAITING (parking)
      	at sun.misc.Unsafe.park(Native Method)
      	- parking to wait for  <0x00000007e2ed02f8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
      	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
      	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
      	at java.util.concurrent.ArrayBlockingQueue.take(ArrayBlockingQueue.java:374)
      	at com.xpn.xwiki.stats.impl.xwiki.XWikiStatsStoreService.register(XWikiStatsStoreService.java:146)
      	at com.xpn.xwiki.stats.impl.xwiki.XWikiStatsStoreService.runInternal(XWikiStatsStoreService.java:125)
      	at com.xpn.xwiki.util.AbstractXWikiRunnable.run(AbstractXWikiRunnable.java:131)
      	at java.lang.Thread.run(Thread.java:745)
      
      "XWiki Solr index thread" daemon prio=5 tid=0x00007f872880f000 nid=0x9903 waiting on condition [0x0000000113e20000]
         java.lang.Thread.State: WAITING (parking)
      	at sun.misc.Unsafe.park(Native Method)
      	- parking to wait for  <0x00000007e2cc2028> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
      	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
      	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
      	at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
      	at org.xwiki.search.solr.internal.DefaultSolrIndexer.run(DefaultSolrIndexer.java:372)
      	at java.lang.Thread.run(Thread.java:745)
      
      "XWiki Solr resolve thread" daemon prio=5 tid=0x00007f872892b800 nid=0x9703 waiting on condition [0x0000000113d1d000]
         java.lang.Thread.State: WAITING (parking)
      	at sun.misc.Unsafe.park(Native Method)
      	- parking to wait for  <0x00000007e2cc20f8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
      	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
      	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
      	at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
      	at org.xwiki.search.solr.internal.DefaultSolrIndexer$Resolver.runInternal(DefaultSolrIndexer.java:191)
      	at com.xpn.xwiki.util.AbstractXWikiRunnable.run(AbstractXWikiRunnable.java:131)
      	at java.lang.Thread.run(Thread.java:745)
      
      "HSQLDB Timer @2ecd318" daemon prio=5 tid=0x00007f87245d2000 nid=0x9507 in Object.wait() [0x00000001133dc000]
         java.lang.Thread.State: TIMED_WAITING (on object monitor)
      	at java.lang.Object.wait(Native Method)
      	- waiting on <0x00000007e1a0f3b8> (a org.hsqldb.lib.HsqlTimer$TaskQueue)
      	at org.hsqldb.lib.HsqlTimer$TaskQueue.park(Unknown Source)
      	- locked <0x00000007e1a0f3b8> (a org.hsqldb.lib.HsqlTimer$TaskQueue)
      	at org.hsqldb.lib.HsqlTimer.nextTask(Unknown Source)
      	- locked <0x00000007e1a0f3b8> (a org.hsqldb.lib.HsqlTimer$TaskQueue)
      	at org.hsqldb.lib.HsqlTimer$TaskRunner.run(Unknown Source)
      	at java.lang.Thread.run(Thread.java:745)
      
      "TxCleanupService,localization.XWikiPreferences,local" daemon prio=5 tid=0x00007f87227bf800 nid=0x9303 runnable [0x00000001132d9000]
         java.lang.Thread.State: TIMED_WAITING (parking)
      	at sun.misc.Unsafe.park(Native Method)
      	- parking to wait for  <0x00000007e1960f98> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
      	at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
      	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1090)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:807)
      	at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
      	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
      	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
      	at java.lang.Thread.run(Thread.java:745)
      
      "TxCleanupService,skins,local" daemon prio=5 tid=0x00007f87244ad800 nid=0x9103 waiting on condition [0x0000000113922000]
         java.lang.Thread.State: TIMED_WAITING (parking)
      	at sun.misc.Unsafe.park(Native Method)
      	- parking to wait for  <0x00000007e197ec08> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
      	at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
      	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1090)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:807)
      	at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
      	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
      	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
      	at java.lang.Thread.run(Thread.java:745)
      
      "TxCleanupService,configuration.document.user,local" daemon prio=5 tid=0x00007f872426b800 nid=0x8f03 waiting on condition [0x000000011381f000]
         java.lang.Thread.State: TIMED_WAITING (parking)
      	at sun.misc.Unsafe.park(Native Method)
      	- parking to wait for  <0x00000007e19e04a8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
      	at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
      	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1090)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:807)
      	at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
      	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
      	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
      	at java.lang.Thread.run(Thread.java:745)
      
      "TxCleanupService,configuration.document.annotation,local" daemon prio=5 tid=0x00007f872687b800 nid=0x8d03 waiting on condition [0x000000011371c000]
         java.lang.Thread.State: TIMED_WAITING (parking)
      	at sun.misc.Unsafe.park(Native Method)
      	- parking to wait for  <0x00000007e19deff8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
      	at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
      	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1090)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:807)
      	at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
      	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
      	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
      	at java.lang.Thread.run(Thread.java:745)
      
      "TxCleanupService,xwiki.store.pageexistcache,local" daemon prio=5 tid=0x00007f87288ad800 nid=0x8b03 waiting on condition [0x0000000113619000]
         java.lang.Thread.State: TIMED_WAITING (parking)
      	at sun.misc.Unsafe.park(Native Method)
      	- parking to wait for  <0x00000007e19dc5b0> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
      	at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
      	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1090)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:807)
      	at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
      	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
      	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
      	at java.lang.Thread.run(Thread.java:745)
      
      "TxCleanupService,xwiki.store.pagecache,local" daemon prio=5 tid=0x00007f8728888000 nid=0x703f waiting on condition [0x00000001131d6000]
         java.lang.Thread.State: TIMED_WAITING (parking)
      	at sun.misc.Unsafe.park(Native Method)
      	- parking to wait for  <0x00000007e1968418> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
      	at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
      	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1090)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:807)
      	at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
      	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
      	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
      	at java.lang.Thread.run(Thread.java:745)
      
      "DestroyJavaVM" prio=5 tid=0x00007f8726502800 nid=0x1303 waiting on condition [0x0000000000000000]
         java.lang.Thread.State: RUNNABLE
      
      "Thread-16" prio=5 tid=0x00007f8727452000 nid=0x3b17 in Object.wait() [0x0000000112ecd000]
         java.lang.Thread.State: WAITING (on object monitor)
      	at java.lang.Object.wait(Native Method)
      	- waiting on <0x00000007e0dc7d00> (a java.lang.Object)
      	at java.lang.Object.wait(Object.java:503)
      	at org.apache.solr.core.CloserThread.run(CoreContainer.java:944)
      	- locked <0x00000007e0dc7d00> (a java.lang.Object)
      
      "searcherExecutor-5-thread-1" prio=5 tid=0x00007f87270e6800 nid=0x870b waiting on condition [0x0000000112dca000]
         java.lang.Thread.State: WAITING (parking)
      	at sun.misc.Unsafe.park(Native Method)
      	- parking to wait for  <0x00000007e0faff28> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
      	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
      	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
      	at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
      	at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
      	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
      	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
      	at java.lang.Thread.run(Thread.java:745)
      
      "TxCleanupService,iconset,local" daemon prio=5 tid=0x00007f87226e8000 nid=0x8503 waiting on condition [0x0000000112c04000]
         java.lang.Thread.State: TIMED_WAITING (parking)
      	at sun.misc.Unsafe.park(Native Method)
      	- parking to wait for  <0x00000007e0d86180> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
      	at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
      	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1090)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:807)
      	at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
      	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
      	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
      	at java.lang.Thread.run(Thread.java:745)
      
      "TxCleanupService,lesscss.colortheme.cache,local" daemon prio=5 tid=0x00007f8726528000 nid=0x8303 waiting on condition [0x0000000112b01000]
         java.lang.Thread.State: TIMED_WAITING (parking)
      	at sun.misc.Unsafe.park(Native Method)
      	- parking to wait for  <0x00000007e0b00178> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
      	at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
      	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1090)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:807)
      	at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
      	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
      	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
      	at java.lang.Thread.run(Thread.java:745)
      
      "TxCleanupService,platform.security.authorization.cache,local" daemon prio=5 tid=0x00007f87226fd800 nid=0x7f03 runnable [0x00000001123b3000]
         java.lang.Thread.State: TIMED_WAITING (parking)
      	at sun.misc.Unsafe.park(Native Method)
      	- parking to wait for  <0x00000007e0b23598> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
      	at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
      	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1090)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:807)
      	at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
      	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
      	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
      	at java.lang.Thread.run(Thread.java:745)
      
      "TxCleanupService,configuration.document.space,local" daemon prio=5 tid=0x00007f87262d4000 nid=0x7b03 runnable [0x00000001129fe000]
         java.lang.Thread.State: RUNNABLE
      	at java.util.concurrent.locks.AbstractQueuedSynchronizer.compareAndSetWaitStatus(AbstractQueuedSynchronizer.java:2318)
      	at java.util.concurrent.locks.AbstractQueuedSynchronizer.transferForSignal(AbstractQueuedSynchronizer.java:1673)
      	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.doSignal(AbstractQueuedSynchronizer.java:1877)
      		at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.signal(AbstractQueuedSynchronizer.java:1944)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.offer(ScheduledThreadPoolExecutor.java:1022)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.add(ScheduledThreadPoolExecutor.java:1035)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.add(ScheduledThreadPoolExecutor.java:807)
      	at java.util.concurrent.ScheduledThreadPoolExecutor.reExecutePeriodic(ScheduledThreadPoolExecutor.java:345)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:295)
      	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
      	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
      	at java.lang.Thread.run(Thread.java:745)
      
      "TxCleanupService,configuration.document.wiki,local" daemon prio=5 tid=0x00007f87224dd000 nid=0x7903 runnable [0x00000001128fb000]
         java.lang.Thread.State: RUNNABLE
      	at java.lang.Thread.currentThread(Native Method)
      	at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:294)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:178)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
      	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
      	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
      	at java.lang.Thread.run(Thread.java:745)
      
      "TxCleanupService,wiki.descriptor.cache.wikiId,local" daemon prio=5 tid=0x00007f87236de000 nid=0x7703 waiting on condition [0x00000001127f8000]
         java.lang.Thread.State: TIMED_WAITING (parking)
      	at sun.misc.Unsafe.park(Native Method)
      	- parking to wait for  <0x00000007e07878c8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
      	at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
      	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1090)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:807)
      	at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
      	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
      	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
      	at java.lang.Thread.run(Thread.java:745)
      
      "Scheduled-eviction-thread-0" daemon prio=5 tid=0x00007f872463e000 nid=0x7503 waiting on condition [0x0000000112511000]
         java.lang.Thread.State: TIMED_WAITING (parking)
      	at sun.misc.Unsafe.park(Native Method)
      	- parking to wait for  <0x00000007e07d9cf8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
      	at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
      	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1090)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:807)
      	at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
      	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
      	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
      	at java.lang.Thread.run(Thread.java:745)
      
      "org.eclipse.jetty.server.session.HashSessionManager@14fa3efTimer" daemon prio=5 tid=0x00007f87230a1000 nid=0x6b03 waiting on condition [0x00000001111c5000]
         java.lang.Thread.State: WAITING (parking)
      	at sun.misc.Unsafe.park(Native Method)
      	- parking to wait for  <0x00000007e0023f10> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
      	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
      	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1079)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:807)
      	at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
      	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
      	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
      	at java.lang.Thread.run(Thread.java:745)
      
      "qtp1280770081-20" prio=5 tid=0x00007f8724805800 nid=0x6703 waiting on condition [0x0000000110fbf000]
         java.lang.Thread.State: TIMED_WAITING (parking)
      	at sun.misc.Unsafe.park(Native Method)
      	- parking to wait for  <0x00000007e00259c8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
      	at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
      	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
      	at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:389)
      	at org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:516)
      	at org.eclipse.jetty.util.thread.QueuedThreadPool.access$700(QueuedThreadPool.java:47)
      	at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:572)
      	at java.lang.Thread.run(Thread.java:745)
      
      "qtp1280770081-19" prio=5 tid=0x00007f87241c3000 nid=0x6503 waiting on condition [0x0000000110ebc000]
         java.lang.Thread.State: TIMED_WAITING (parking)
      	at sun.misc.Unsafe.park(Native Method)
      	- parking to wait for  <0x00000007e00259c8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
      	at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
      	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
      	at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:389)
      	at org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:516)
      	at org.eclipse.jetty.util.thread.QueuedThreadPool.access$700(QueuedThreadPool.java:47)
      	at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:572)
      	at java.lang.Thread.run(Thread.java:745)
      
      "qtp1280770081-18" prio=5 tid=0x00007f87241e9000 nid=0x6303 waiting on condition [0x0000000110db9000]
         java.lang.Thread.State: TIMED_WAITING (parking)
      	at sun.misc.Unsafe.park(Native Method)
      	- parking to wait for  <0x00000007e00259c8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
      	at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
      	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
      	at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:389)
      	at org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:516)
      	at org.eclipse.jetty.util.thread.QueuedThreadPool.access$700(QueuedThreadPool.java:47)
      	at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:572)
      	at java.lang.Thread.run(Thread.java:745)
      
      "qtp1280770081-16" prio=5 tid=0x00007f8723017800 nid=0x5f03 waiting on condition [0x0000000110bb3000]
         java.lang.Thread.State: TIMED_WAITING (parking)
      	at sun.misc.Unsafe.park(Native Method)
      	- parking to wait for  <0x00000007e00259c8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
      	at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
      	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
      	at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:389)
      	at org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:516)
      	at org.eclipse.jetty.util.thread.QueuedThreadPool.access$700(QueuedThreadPool.java:47)
      	at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:572)
      	at java.lang.Thread.run(Thread.java:745)
      
      "qtp1280770081-15" prio=5 tid=0x00007f8723017000 nid=0x5d03 waiting on condition [0x0000000110ab0000]
         java.lang.Thread.State: TIMED_WAITING (parking)
      	at sun.misc.Unsafe.park(Native Method)
      	- parking to wait for  <0x00000007e00259c8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
      	at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
      	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
      	at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:389)
      	at org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:516)
      	at org.eclipse.jetty.util.thread.QueuedThreadPool.access$700(QueuedThreadPool.java:47)
      	at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:572)
      	at java.lang.Thread.run(Thread.java:745)
      
      "qtp1280770081-14" prio=5 tid=0x00007f8723171000 nid=0x5b03 waiting on condition [0x00000001109ad000]
         java.lang.Thread.State: TIMED_WAITING (parking)
      	at sun.misc.Unsafe.park(Native Method)
      	- parking to wait for  <0x00000007e00259c8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
      	at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
      	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
      	at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:389)
      	at org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:516)
      	at org.eclipse.jetty.util.thread.QueuedThreadPool.access$700(QueuedThreadPool.java:47)
      	at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:572)
      	at java.lang.Thread.run(Thread.java:745)
      
      "qtp1280770081-13" prio=5 tid=0x00007f872311f000 nid=0x5903 waiting on condition [0x00000001108aa000]
         java.lang.Thread.State: TIMED_WAITING (parking)
      	at sun.misc.Unsafe.park(Native Method)
      	- parking to wait for  <0x00000007e00259c8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
      	at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
      	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
      	at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:389)
      	at org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:516)
      	at org.eclipse.jetty.util.thread.QueuedThreadPool.access$700(QueuedThreadPool.java:47)
      	at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:572)
      	at java.lang.Thread.run(Thread.java:745)
      
      "qtp1280770081-12" prio=5 tid=0x00007f8724052000 nid=0x5703 waiting on condition [0x00000001107a7000]
         java.lang.Thread.State: TIMED_WAITING (parking)
      	at sun.misc.Unsafe.park(Native Method)
      	- parking to wait for  <0x00000007e00259c8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
      	at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
      	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
      	at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:389)
      	at org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:516)
      	at org.eclipse.jetty.util.thread.QueuedThreadPool.access$700(QueuedThreadPool.java:47)
      	at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:572)
      	at java.lang.Thread.run(Thread.java:745)
      
      "qtp1280770081-11" prio=5 tid=0x00007f87241ee000 nid=0x5503 waiting on condition [0x00000001106a4000]
         java.lang.Thread.State: TIMED_WAITING (parking)
      	at sun.misc.Unsafe.park(Native Method)
      	- parking to wait for  <0x00000007e00259c8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
      	at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
      	at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
      	at org.eclipse.jetty.util.BlockingArrayQueue.poll(BlockingArrayQueue.java:389)
      	at org.eclipse.jetty.util.thread.QueuedThreadPool.idleJobPoll(QueuedThreadPool.java:516)
      	at org.eclipse.jetty.util.thread.QueuedThreadPool.access$700(QueuedThreadPool.java:47)
      	at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:572)
      	at java.lang.Thread.run(Thread.java:745)
      
      "ShutdownMonitor" daemon prio=5 tid=0x00007f87220ed800 nid=0x5303 runnable [0x00000001105a1000]
         java.lang.Thread.State: RUNNABLE
      	at java.net.PlainSocketImpl.socketAccept(Native Method)
      	at java.net.AbstractPlainSocketImpl.accept(AbstractPlainSocketImpl.java:398)
      	at java.net.ServerSocket.implAccept(ServerSocket.java:530)
      	at java.net.ServerSocket.accept(ServerSocket.java:498)
      	at org.eclipse.jetty.server.ShutdownMonitor$ShutdownMonitorRunnable.run(ShutdownMonitor.java:113)
      	at java.lang.Thread.run(Thread.java:745)
      
      "org.eclipse.jetty.util.RolloverFileOutputStream" daemon prio=5 tid=0x00007f872182b000 nid=0x5103 in Object.wait() [0x00000001100e2000]
         java.lang.Thread.State: TIMED_WAITING (on object monitor)
      	at java.lang.Object.wait(Native Method)
      	- waiting on <0x00000007e0048428> (a java.util.TaskQueue)
      	at java.util.TimerThread.mainLoop(Timer.java:552)
      	- locked <0x00000007e0048428> (a java.util.TaskQueue)
      	at java.util.TimerThread.run(Timer.java:505)
      
      "Service Thread" daemon prio=5 tid=0x00007f8723009800 nid=0x4d03 runnable [0x0000000000000000]
         java.lang.Thread.State: RUNNABLE
      
      "C2 CompilerThread1" daemon prio=5 tid=0x00007f8723008800 nid=0x4b03 waiting on condition [0x0000000000000000]
         java.lang.Thread.State: RUNNABLE
      
      "C2 CompilerThread0" daemon prio=5 tid=0x00007f8722805000 nid=0x4903 runnable [0x0000000000000000]
         java.lang.Thread.State: RUNNABLE
      
      "Signal Dispatcher" daemon prio=5 tid=0x00007f8722807000 nid=0x3917 waiting on condition [0x0000000000000000]
         java.lang.Thread.State: RUNNABLE
      
      "Finalizer" daemon prio=5 tid=0x00007f8722802000 nid=0x3503 in Object.wait() [0x000000010e13e000]
         java.lang.Thread.State: WAITING (on object monitor)
      	at java.lang.Object.wait(Native Method)
      	- waiting on <0x00000007e0059380> (a java.lang.ref.ReferenceQueue$Lock)
      	at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:135)
      	- locked <0x00000007e0059380> (a java.lang.ref.ReferenceQueue$Lock)
      	at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:151)
      	at java.lang.ref.Finalizer$FinalizerThread.run(Finalizer.java:209)
      
      "Reference Handler" daemon prio=5 tid=0x00007f8724802000 nid=0x3303 in Object.wait() [0x000000010e03b000]
         java.lang.Thread.State: WAITING (on object monitor)
      	at java.lang.Object.wait(Native Method)
      	- waiting on <0x00000007e005bf40> (a java.lang.ref.Reference$Lock)
      	at java.lang.Object.wait(Object.java:503)
      	at java.lang.ref.Reference$ReferenceHandler.run(Reference.java:133)
      	- locked <0x00000007e005bf40> (a java.lang.ref.Reference$Lock)
      
      "VM Thread" prio=5 tid=0x00007f872404f000 nid=0x3103 runnable 
      
      "GC task thread#0 (ParallelGC)" prio=5 tid=0x00007f8724011800 nid=0x2103 runnable 
      
      "GC task thread#1 (ParallelGC)" prio=5 tid=0x00007f8724012000 nid=0x2303 runnable 
      
      "GC task thread#2 (ParallelGC)" prio=5 tid=0x00007f8722007000 nid=0x2503 runnable 
      
      "GC task thread#3 (ParallelGC)" prio=5 tid=0x00007f8722007800 nid=0x2703 runnable 
      
      "GC task thread#4 (ParallelGC)" prio=5 tid=0x00007f8722008000 nid=0x2903 runnable 
      
      "GC task thread#5 (ParallelGC)" prio=5 tid=0x00007f8722009000 nid=0x2b03 runnable 
      
      "GC task thread#6 (ParallelGC)" prio=5 tid=0x00007f872200a000 nid=0x2d03 runnable 
      
      "GC task thread#7 (ParallelGC)" prio=5 tid=0x00007f8724012800 nid=0x2f03 runnable 
      
      "VM Periodic Task Thread" prio=5 tid=0x00007f8723012000 nid=0x4f03 waiting on condition 
      
      JNI global references: 1255
      
      Heap
       PSYoungGen      total 170496K, used 166898K [0x00000007f5500000, 0x0000000800000000, 0x0000000800000000)
        eden space 166912K, 99% used [0x00000007f5500000,0x00000007ff7fc948,0x00000007ff800000)
        from space 3584K, 0% used [0x00000007ffc80000,0x00000007ffc80000,0x0000000800000000)
        to   space 4096K, 0% used [0x00000007ff800000,0x00000007ff800000,0x00000007ffc00000)
       ParOldGen       total 349184K, used 348945K [0x00000007e0000000, 0x00000007f5500000, 0x00000007f5500000)
        object space 349184K, 99% used [0x00000007e0000000,0x00000007f54c4710,0x00000007f5500000)
       PSPermGen       total 113152K, used 112731K [0x00000007d3c00000, 0x00000007daa80000, 0x00000007e0000000)
        object space 113152K, 99% used [0x00000007d3c00000,0x00000007daa16e18,0x00000007daa80000)
      
      

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              tmortagne Thomas Mortagne
              evalica Ecaterina Moraru (Valica)
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                Created:
                Updated:
                Resolved: