After upgrading to AAI 6.0.0 the messages below were seen in the jaws.log

[AutosysPredictionEngine] Prediction for <Jobstream name> at 2020/05/22 07:52:28.000 CDT timed out.  Timeout period is 30

WARN  [GenericSessionImpl] error in rollback: : org.hibernate.TransactionException: JDBC rollback failed
        at org.hibernate.transaction.JDBCTransaction.rollback(JDBCTransaction.java:204)
        at com.termalabs.common.connection.hibernate.GenericSessionImpl.rollback(GenericSessionImpl.java:274)
        at com.termalabs.common.connection.hibernate.GenericSessionImpl.close(GenericSessionImpl.java:301)
        at com.termalabs.server.cache.JobStreamRunVendorImpl.getLatestJobStreamRun(JobStreamRunVendorImpl.java:615)
        at com.termalabs.server.autosys.old.PredictionEngineWorker.buildOrderedListOfJobs(PredictionEngineWorker.java:3217)
        at com.termalabs.server.autosys.old.PredictionEngineWorker.initJobs(PredictionEngineWorker.java:3140)
        at com.termalabs.server.autosys.old.PredictionEngineWorker.initVariables(PredictionEngineWorker.java:3071)
        at com.termalabs.server.autosys.old.PredictionEngineWorker.generatePrediction(PredictionEngineWorker.java:424)
        at com.termalabs.server.autosys.old.PredictionEngineWorker.run(PredictionEngineWorker.java:386)
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
        at java.util.concurrent.FutureTask.run(FutureTask.java:266)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
Caused by: java.sql.SQLRecoverableException: IO Error: Operation interrupted
        at oracle.jdbc.driver.T4CConnection.doRollback(T4CConnection.java:1041)
        at oracle.jdbc.driver.PhysicalConnection.rollback(PhysicalConnection.java:1966)
        at com.mchange.v2.c3p0.impl.NewProxyConnection.rollback(NewProxyConnection.java:855)
        at org.hibernate.transaction.JDBCTransaction.rollbackAndResetAutoCommit(JDBCTransaction.java:217)
        at org.hibernate.transaction.JDBCTransaction.rollback(JDBCTransaction.java:196)
        ... 13 more
Caused by: java.io.InterruptedIOException: Operation interrupted
        at oracle.net.nt.TimeoutSocketChannel.handleInterrupt(TimeoutSocketChannel.java:311)
        at oracle.net.nt.TimeoutSocketChannel.write(TimeoutSocketChannel.java:221)
        at oracle.net.ns.NIOPacket.writeToSocketChannel(NIOPacket.java:211)
        at oracle.net.ns.NIONSDataChannel.writeDataToSocketChannel(NIONSDataChannel.java:181)
        at oracle.net.ns.NIONSDataChannel.writeDataToSocketChannel(NIONSDataChannel.java:132)
        at oracle.jdbc.driver.T4CMAREngineNIO.prepareForReading(T4CMAREngineNIO.java:96)
        at oracle.jdbc.driver.T4CMAREngineNIO.unmarshalUB1(T4CMAREngineNIO.java:534)
        at oracle.jdbc.driver.T4CTTIfun.receive(T4CTTIfun.java:485)
        at oracle.jdbc.driver.T4CTTIfun.doRPC(T4CTTIfun.java:252)
        at oracle.jdbc.driver.T4C7Ocommoncall.doOROLLBACK(T4C7Ocommoncall.java:67)
        at oracle.jdbc.driver.T4CConnection.doRollback(T4CConnection.java:1036)
        ... 17 more

2020-06-08 11:27:43,052 ERROR [PredictionEngineWorker] Error in prediction: com.termalabs.common.datastore.DataAccessException: Error while executing query:
"from JobStreamRun jsr left join fetch jsr.jobStreamRunJobRuns where jsr.jobStream.id = :jobStreamId and jsr.initialJobRunStartTime = (select max(jsr.initial
JobRunStartTime) from JobStreamRun jsr  where jsr.jobStream.id = :jobStreamId  and jsr.complete = true)"; jobStreamId=UUID[<jobStreamID>]
        at com.termalabs.common.connection.hibernate.RichQueryCommon.executeAndTime(RichQueryCommon.java:1047)
        at com.termalabs.common.connection.hibernate.RichQueryCommon.list(RichQueryCommon.java:969)
        at com.termalabs.server.hibernate.RichQuery$CollectionQuery.asSetUnfiltered(RichQuery.java:175)
        at com.termalabs.server.hibernate.RichQuery$CollectionQuery.asSet(RichQuery.java:155)
        at com.termalabs.server.hibernate.RichQuery$CollectionQuery.uniqueResult(RichQuery.java:226)
        at com.termalabs.server.hibernate.jaws.HibernateJobStreamRunData.getLatestCompleteJobStreamRun(HibernateJobStreamRunData.java:528)
        at com.termalabs.server.cache.JobStreamRunVendorImpl.getLatestJobStreamRun(JobStreamRunVendorImpl.java:611)
        at com.termalabs.server.autosys.old.PredictionEngineWorker.buildOrderedListOfJobs(PredictionEngineWorker.java:3217)
        at com.termalabs.server.autosys.old.PredictionEngineWorker.initJobs(PredictionEngineWorker.java:3140)
        at com.termalabs.server.autosys.old.PredictionEngineWorker.initVariables(PredictionEngineWorker.java:3071)
        at com.termalabs.server.autosys.old.PredictionEngineWorker.generatePrediction(PredictionEngineWorker.java:424)
        at com.termalabs.server.autosys.old.PredictionEngineWorker.run(PredictionEngineWorker.java:386)
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
        at java.util.concurrent.FutureTask.run(FutureTask.java:266)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
Caused by: org.hibernate.exception.JDBCConnectionException: could not load an entity: [com.termalabs.common.hibernate.jaws.JobRun#UUID[xxxxxxx]]
        at org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:97)
        at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:66)
        at org.hibernate.loader.Loader.loadEntity(Loader.java:1899)
        at org.hibernate.loader.entity.AbstractEntityLoader.load(AbstractEntityLoader.java:71)
        at org.hibernate.loader.entity.AbstractEntityLoader.load(AbstractEntityLoader.java:65)
        at org.hibernate.persister.entity.AbstractEntityPersister.load(AbstractEntityPersister.java:3062)
        at org.hibernate.event.def.DefaultLoadEventListener.loadFromDatasource(DefaultLoadEventListener.java:434)
        at org.hibernate.event.def.DefaultLoadEventListener.doLoad(DefaultLoadEventListener.java:415)
        at org.hibernate.event.def.DefaultLoadEventListener.load(DefaultLoadEventListener.java:165)
        at org.hibernate.event.def.DefaultLoadEventListener.proxyOrLoad(DefaultLoadEventListener.java:207)
        at org.hibernate.event.def.DefaultLoadEventListener.onLoad(DefaultLoadEventListener.java:126)
        at org.hibernate.impl.SessionImpl.fireLoad(SessionImpl.java:906)
        at org.hibernate.impl.SessionImpl.internalLoad(SessionImpl.java:874)
        at org.hibernate.type.EntityType.resolveIdentifier(EntityType.java:590)
        at org.hibernate.type.EntityType.resolve(EntityType.java:412)
        at org.hibernate.engine.TwoPhaseLoad.initializeEntity(TwoPhaseLoad.java:139)
        at org.hibernate.loader.Loader.initializeEntitiesAndCollections(Loader.java:877)
        at org.hibernate.loader.Loader.doQuery(Loader.java:752)
        at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:259)
        at org.hibernate.loader.Loader.doList(Loader.java:2232)
        at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2129)
        at org.hibernate.loader.Loader.list(Loader.java:2124)
        at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:401)
        at org.hibernate.hql.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:363)
        at org.hibernate.engine.query.HQLQueryPlan.performList(HQLQueryPlan.java:196)
        at org.hibernate.impl.SessionImpl.list(SessionImpl.java:1149)
        at org.hibernate.impl.QueryImpl.list(QueryImpl.java:102)
        at com.termalabs.common.connection.hibernate.RichQueryCommon$1.execute(RichQueryCommon.java:972)
        at com.termalabs.common.connection.hibernate.RichQueryCommon$1.execute(RichQueryCommon.java:969)
        ... 16 in common
Caused by: java.sql.SQLRecoverableException: Closed Connection
        at oracle.jdbc.driver.PhysicalConnection.needLine(PhysicalConnection.java:3247)
        at oracle.jdbc.driver.OracleStatement.closeOrCache(OracleStatement.java:1392)
        at oracle.jdbc.driver.OracleStatement.close(OracleStatement.java:1375)
        at oracle.jdbc.driver.OracleStatementWrapper.close(OracleStatementWrapper.java:119)
        at oracle.jdbc.driver.OraclePreparedStatementWrapper.close(OraclePreparedStatementWrapper.java:96)
        at com.mchange.v2.c3p0.impl.NewProxyPreparedStatement.close(NewProxyPreparedStatement.java:1811)
        at org.hibernate.jdbc.AbstractBatcher.closePreparedStatement(AbstractBatcher.java:563)
        at org.hibernate.jdbc.AbstractBatcher.closeStatement(AbstractBatcher.java:291)
        at org.hibernate.jdbc.AbstractBatcher.closeQueryStatement(AbstractBatcher.java:307)
        at org.hibernate.jdbc.AbstractBatcher.closeQueryStatement(AbstractBatcher.java:234)
        at org.hibernate.loader.Loader.getResultSet(Loader.java:1826)
        at org.hibernate.loader.Loader.doQuery(Loader.java:697)
        at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:259)
        ... 43 in common