Jiang Xin created FLINK-30014:
---------------------------------
Summary: Fix the NPE from aggregate util
Key: FLINK-30014
URL: https://issues.apache.org/jira/browse/FLINK-30014
Project: Flink
Issue Type: Bug
Components: Library / Machine Learning
Reporter: Jiang Xin
Fix For: ml-2.2.0
The following exception is thrown in Flink ML CI step.
```
[INFO] Running org.apache.flink.ml.feature.CountVectorizerTest
[435|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:436]Error:
Tests run: 12, Failures: 0, Errors: 1, Skipped: 0, Time elapsed: 6.419 s <<<
FAILURE! - in org.apache.flink.ml.feature.CountVectorizerTest
[436|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:437]Error:
testFitAndPredict Time elapsed: 0.66 s <<< ERROR!
[437|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:438]java.lang.RuntimeException:
Failed to fetch next result
[438|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:439]
at
org.apache.flink.streaming.api.operators.collect.CollectResultIterator.nextResultFromFetcher(CollectResultIterator.java:109)
[439|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:440]
at
org.apache.flink.streaming.api.operators.collect.CollectResultIterator.hasNext(CollectResultIterator.java:80)
[440|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:441]
at org.apache.commons.collections.IteratorUtils.toList(IteratorUtils.java:848)
[441|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:442]
at org.apache.commons.collections.IteratorUtils.toList(IteratorUtils.java:825)
[442|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:443]
at
org.apache.flink.ml.feature.CountVectorizerTest.verifyPredictionResult(CountVectorizerTest.java:120)
[443|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:444]
at
org.apache.flink.ml.feature.CountVectorizerTest.testFitAndPredict(CountVectorizerTest.java:208)
[444|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:445]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
[445|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:446]
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
[446|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:447]
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
[447|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:448]
at java.lang.reflect.Method.invoke(Method.java:498)
[448|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:449]
at
org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:59)
[449|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:450]
at
org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
[450|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:451]
at
org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:56)
[451|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:452]
at
org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
[452|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:453]
at
org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
[453|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:454]
at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)
[454|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:455]
at org.junit.rules.ExternalResource$1.evaluate(ExternalResource.java:54)
[455|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:456]
at org.apache.flink.util.TestNameProvider$1.evaluate(TestNameProvider.java:45)
[456|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:457]
at org.junit.rules.TestWatcher$1.evaluate(TestWatcher.java:61)
[457|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:458]
at org.junit.runners.ParentRunner$3.evaluate(ParentRunner.java:306)
[458|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:459]
at
org.junit.runners.BlockJUnit4ClassRunner$1.evaluate(BlockJUnit4ClassRunner.java:100)
[459|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:460]
at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:366)
[460|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:461]
at
org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:103)
[461|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:462]
at
org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:63)
[462|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:463]
at org.junit.runners.ParentRunner$4.run(ParentRunner.java:331)
[463|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:464]
at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:79)
[464|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:465]
at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:329)
[465|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:466]
at org.junit.runners.ParentRunner.access$100(ParentRunner.java:66)
[466|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:467]
at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:293)
[467|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:468]
at org.junit.rules.ExternalResource$1.evaluate(ExternalResource.java:54)
[468|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:469]
at org.junit.rules.ExternalResource$1.evaluate(ExternalResource.java:54)
[469|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:470]
at org.junit.rules.RunRules.evaluate(RunRules.java:20)
[470|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:471]
at org.junit.runners.ParentRunner$3.evaluate(ParentRunner.java:306)
[471|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:472]
at org.junit.runners.ParentRunner.run(ParentRunner.java:413)
[472|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:473]
at org.junit.runner.JUnitCore.run(JUnitCore.java:137)
[473|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:474]
at org.junit.runner.JUnitCore.run(JUnitCore.java:115)
[474|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:475]
at
org.junit.vintage.engine.execution.RunnerExecutor.execute(RunnerExecutor.java:42)
[475|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:476]
at
org.junit.vintage.engine.VintageTestEngine.executeAllChildren(VintageTestEngine.java:80)
[476|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:477]
at
org.junit.vintage.engine.VintageTestEngine.execute(VintageTestEngine.java:72)
[477|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:478]
at
org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:220)
[478|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:479]
at
org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6(DefaultLauncher.java:188)
[479|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:480]
at
org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:202)
[480|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:481]
at
org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:181)
[481|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:482]
at
org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:128)
[482|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:483]
at
org.apache.maven.surefire.junitplatform.JUnitPlatformProvider.invokeAllTests(JUnitPlatformProvider.java:142)
[483|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:484]
at
org.apache.maven.surefire.junitplatform.JUnitPlatformProvider.invoke(JUnitPlatformProvider.java:109)
[484|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:485]
at
org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:384)
[485|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:486]
at
org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:345)
[486|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:487]
at
org.apache.maven.surefire.booter.ForkedBooter.execute(ForkedBooter.java:126)
[487|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:488]
at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:418)
[488|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:489]Caused
by: java.io.IOException: Failed to fetch job execution result
[489|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:490]
at
org.apache.flink.streaming.api.operators.collect.CollectResultFetcher.getAccumulatorResults(CollectResultFetcher.java:184)
[490|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:491]
at
org.apache.flink.streaming.api.operators.collect.CollectResultFetcher.next(CollectResultFetcher.java:121)
[491|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:492]
at
org.apache.flink.streaming.api.operators.collect.CollectResultIterator.nextResultFromFetcher(CollectResultIterator.java:106)
[492|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:493]
... 49 more
[493|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:494]Caused
by: java.util.concurrent.ExecutionException:
org.apache.flink.runtime.client.JobExecutionException: Job execution failed.
[494|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:495]
at
java.util.concurrent.CompletableFuture.reportGet(CompletableFuture.java:357)
[495|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:496]
at java.util.concurrent.CompletableFuture.get(CompletableFuture.java:1928)
[496|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:497]
at
org.apache.flink.streaming.api.operators.collect.CollectResultFetcher.getAccumulatorResults(CollectResultFetcher.java:182)
[497|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:498]
... 51 more
[498|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:499]Caused
by: org.apache.flink.runtime.client.JobExecutionException: Job execution
failed.
[499|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:500]
at
org.apache.flink.runtime.jobmaster.JobResult.toJobExecutionResult(JobResult.java:144)
[500|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:501]
at
org.apache.flink.runtime.minicluster.MiniClusterJobClient.lambda$getJobExecutionResult$3(MiniClusterJobClient.java:141)
[501|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:502]
at java.util.concurrent.CompletableFuture.uniApply(CompletableFuture.java:616)
[502|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:503]
at
java.util.concurrent.CompletableFuture.uniApplyStage(CompletableFuture.java:628)
[503|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:504]
at
java.util.concurrent.CompletableFuture.thenApply(CompletableFuture.java:1996)
[504|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:505]
at
org.apache.flink.runtime.minicluster.MiniClusterJobClient.getJobExecutionResult(MiniClusterJobClient.java:138)
[505|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:506]
at
org.apache.flink.streaming.api.operators.collect.CollectResultFetcher.getAccumulatorResults(CollectResultFetcher.java:181)
[506|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:507]
... 51 more
[507|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:508]Caused
by: org.apache.flink.runtime.JobException: Recovery is suppressed by
NoRestartBackoffTimeStrategy
[508|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:509]
at
org.apache.flink.runtime.executiongraph.failover.flip1.ExecutionFailureHandler.handleFailure(ExecutionFailureHandler.java:138)
[509|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:510]
at
org.apache.flink.runtime.executiongraph.failover.flip1.ExecutionFailureHandler.getFailureHandlingResult(ExecutionFailureHandler.java:82)
[510|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:511]
at
org.apache.flink.runtime.scheduler.DefaultScheduler.handleTaskFailure(DefaultScheduler.java:301)
[511|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:512]
at
org.apache.flink.runtime.scheduler.DefaultScheduler.maybeHandleTaskFailure(DefaultScheduler.java:291)
[512|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:513]
at
org.apache.flink.runtime.scheduler.DefaultScheduler.updateTaskExecutionStateInternal(DefaultScheduler.java:282)
[513|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:514]
at
org.apache.flink.runtime.scheduler.SchedulerBase.updateTaskExecutionState(SchedulerBase.java:739)
[514|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:515]
at
org.apache.flink.runtime.scheduler.SchedulerNG.updateTaskExecutionState(SchedulerNG.java:78)
[515|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:516]
at
org.apache.flink.runtime.jobmaster.JobMaster.updateTaskExecutionState(JobMaster.java:443)
[516|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:517]
at sun.reflect.GeneratedMethodAccessor20.invoke(Unknown Source)
[517|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:518]
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
[518|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:519]
at java.lang.reflect.Method.invoke(Method.java:498)
[519|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:520]
at
org.apache.flink.runtime.rpc.akka.AkkaRpcActor.lambda$handleRpcInvocation$1(AkkaRpcActor.java:304)
[520|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:521]
at
org.apache.flink.runtime.concurrent.akka.ClassLoadingUtils.runWithContextClassLoader(ClassLoadingUtils.java:83)
[521|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:522]
at
org.apache.flink.runtime.rpc.akka.AkkaRpcActor.handleRpcInvocation(AkkaRpcActor.java:302)
[522|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:523]
at
org.apache.flink.runtime.rpc.akka.AkkaRpcActor.handleRpcMessage(AkkaRpcActor.java:217)
[523|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:524]
at
org.apache.flink.runtime.rpc.akka.FencedAkkaRpcActor.handleRpcMessage(FencedAkkaRpcActor.java:78)
[524|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:525]
at
org.apache.flink.runtime.rpc.akka.AkkaRpcActor.handleMessage(AkkaRpcActor.java:163)
[525|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:526]
at akka.japi.pf.UnitCaseStatement.apply(CaseStatements.scala:24)
[526|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:527]
at akka.japi.pf.UnitCaseStatement.apply(CaseStatements.scala:20)
[527|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:528]
at scala.PartialFunction.applyOrElse(PartialFunction.scala:123)
[528|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:529]
at scala.PartialFunction.applyOrElse$(PartialFunction.scala:122)
[529|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:530]
at akka.japi.pf.UnitCaseStatement.applyOrElse(CaseStatements.scala:20)
[530|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:531]
at scala.PartialFunction$OrElse.applyOrElse(PartialFunction.scala:171)
[531|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:532]
at scala.PartialFunction$OrElse.applyOrElse(PartialFunction.scala:172)
[532|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:533]
at scala.PartialFunction$OrElse.applyOrElse(PartialFunction.scala:172)
[533|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:534]
at akka.actor.Actor.aroundReceive(Actor.scala:537)
[534|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:535]
at akka.actor.Actor.aroundReceive$(Actor.scala:535)
[535|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:536]
at akka.actor.AbstractActor.aroundReceive(AbstractActor.scala:220)
[536|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:537]
at akka.actor.ActorCell.receiveMessage(ActorCell.scala:580)
[537|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:538]
at akka.actor.ActorCell.invoke(ActorCell.scala:548)
[538|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:539]
at akka.dispatch.Mailbox.processMailbox(Mailbox.scala:270)
[539|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:540]
at akka.dispatch.Mailbox.run(Mailbox.scala:231)
[540|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:541]
at akka.dispatch.Mailbox.exec(Mailbox.scala:243)
[541|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:542]
at java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:289)
[542|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:543]
at java.util.concurrent.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1056)
[543|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:544]
at java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1692)
[544|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:545]
at
java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:175)
[545|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:546]Caused
by: java.io.IOException: Could not perform checkpoint 1 for operator aggregate
-> *anonymous_datastream_source$658*[743] -> TableToDataSteam (1/1)#0.
[546|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:547]
at
org.apache.flink.streaming.runtime.tasks.StreamTask.triggerCheckpointOnBarrier(StreamTask.java:1210)
[547|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:548]
at
org.apache.flink.streaming.runtime.io.checkpointing.CheckpointBarrierHandler.notifyCheckpoint(CheckpointBarrierHandler.java:147)
[548|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:549]
at
org.apache.flink.streaming.runtime.io.checkpointing.SingleCheckpointBarrierHandler.triggerCheckpoint(SingleCheckpointBarrierHandler.java:287)
[549|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:550]
at
org.apache.flink.streaming.runtime.io.checkpointing.SingleCheckpointBarrierHandler.access$100(SingleCheckpointBarrierHandler.java:64)
[550|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:551]
at
org.apache.flink.streaming.runtime.io.checkpointing.SingleCheckpointBarrierHandler$ControllerImpl.triggerGlobalCheckpoint(SingleCheckpointBarrierHandler.java:493)
[551|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:552]
at
org.apache.flink.streaming.runtime.io.checkpointing.AbstractAlignedBarrierHandlerState.triggerGlobalCheckpoint(AbstractAlignedBarrierHandlerState.java:74)
[552|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:553]
at
org.apache.flink.streaming.runtime.io.checkpointing.AbstractAlignedBarrierHandlerState.barrierReceived(AbstractAlignedBarrierHandlerState.java:66)
[553|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:554]
at
org.apache.flink.streaming.runtime.io.checkpointing.SingleCheckpointBarrierHandler.lambda$processBarrier$2(SingleCheckpointBarrierHandler.java:234)
[554|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:555]
at
org.apache.flink.streaming.runtime.io.checkpointing.SingleCheckpointBarrierHandler.markCheckpointAlignedAndTransformState(SingleCheckpointBarrierHandler.java:262)
[555|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:556]
at
org.apache.flink.streaming.runtime.io.checkpointing.SingleCheckpointBarrierHandler.processBarrier(SingleCheckpointBarrierHandler.java:231)
[556|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:557]
at
org.apache.flink.streaming.runtime.io.checkpointing.CheckpointedInputGate.handleEvent(CheckpointedInputGate.java:181)
[557|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:558]
at
org.apache.flink.streaming.runtime.io.checkpointing.CheckpointedInputGate.pollNext(CheckpointedInputGate.java:159)
[558|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:559]
at
org.apache.flink.streaming.runtime.io.AbstractStreamTaskNetworkInput.emitNext(AbstractStreamTaskNetworkInput.java:110)
[559|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:560]
at
org.apache.flink.streaming.runtime.io.StreamOneInputProcessor.processInput(StreamOneInputProcessor.java:65)
[560|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:561]
at
org.apache.flink.streaming.runtime.tasks.StreamTask.processInput(StreamTask.java:519)
[561|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:562]
at
org.apache.flink.streaming.runtime.tasks.mailbox.MailboxProcessor.runMailboxLoop(MailboxProcessor.java:203)
[562|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:563]
at
org.apache.flink.streaming.runtime.tasks.StreamTask.runMailboxLoop(StreamTask.java:804)
[563|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:564]
at
org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:753)
[564|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:565]
at
org.apache.flink.runtime.taskmanager.Task.runWithSystemExitMonitoring(Task.java:948)
[565|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:566]
at org.apache.flink.runtime.taskmanager.Task.restoreAndInvoke(Task.java:927)
[566|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:567]
at org.apache.flink.runtime.taskmanager.Task.doRun(Task.java:741)
[567|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:568]
at org.apache.flink.runtime.taskmanager.Task.run(Task.java:563)
[568|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:569]
at java.lang.Thread.run(Thread.java:750)
[569|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:570]Caused
by: org.apache.flink.runtime.checkpoint.CheckpointException: Could not
complete snapshot 1 for operator aggregate ->
*anonymous_datastream_source$658*[743] -> TableToDataSteam (1/1)#0. Failure
reason: Checkpoint was declined.
[570|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:571]
at
org.apache.flink.streaming.api.operators.StreamOperatorStateHandler.snapshotState(StreamOperatorStateHandler.java:269)
[571|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:572]
at
org.apache.flink.streaming.api.operators.StreamOperatorStateHandler.snapshotState(StreamOperatorStateHandler.java:173)
[572|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:573]
at
org.apache.flink.streaming.api.operators.AbstractStreamOperator.snapshotState(AbstractStreamOperator.java:348)
[573|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:574]
at
org.apache.flink.streaming.runtime.tasks.RegularOperatorChain.checkpointStreamOperator(RegularOperatorChain.java:227)
[574|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:575]
at
org.apache.flink.streaming.runtime.tasks.RegularOperatorChain.buildOperatorSnapshotFutures(RegularOperatorChain.java:212)
[575|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:576]
at
org.apache.flink.streaming.runtime.tasks.RegularOperatorChain.snapshotState(RegularOperatorChain.java:192)
[576|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:577]
at
org.apache.flink.streaming.runtime.tasks.SubtaskCheckpointCoordinatorImpl.takeSnapshotSync(SubtaskCheckpointCoordinatorImpl.java:647)
[577|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:578]
at
org.apache.flink.streaming.runtime.tasks.SubtaskCheckpointCoordinatorImpl.checkpointState(SubtaskCheckpointCoordinatorImpl.java:320)
[578|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:579]
at
org.apache.flink.streaming.runtime.tasks.StreamTask.lambda$performCheckpoint$12(StreamTask.java:1253)
[579|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:580]
at
org.apache.flink.streaming.runtime.tasks.StreamTaskActionExecutor$1.runThrowing(StreamTaskActionExecutor.java:50)
[580|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:581]
at
org.apache.flink.streaming.runtime.tasks.StreamTask.performCheckpoint(StreamTask.java:1241)
[581|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:582]
at
org.apache.flink.streaming.runtime.tasks.StreamTask.triggerCheckpointOnBarrier(StreamTask.java:1198)
[582|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:583]
... 22 more
[583|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:584]Caused
by: java.lang.NullPointerException: You cannot add null to a ListState.
[584|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:585]
at org.apache.flink.util.Preconditions.checkNotNull(Preconditions.java:76)
[585|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:586]
at
org.apache.flink.runtime.state.PartitionableListState.add(PartitionableListState.java:94)
[586|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:587]
at
org.apache.flink.ml.common.datastream.DataStreamUtils$AggregateOperator.snapshotState(DataStreamUtils.java:463)
[587|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:588]
at
org.apache.flink.streaming.api.operators.StreamOperatorStateHandler.snapshotState(StreamOperatorStateHandler.java:222)
[588|https://github.com/apache/flink-ml/actions/runs/3459311341/jobs/5774576369#step:4:589]
... 33 more
```
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