Stamatis Zampetakis created CALCITE-4627:
--------------------------------------------

             Summary: GPG signing failed when preparing Calcite release
                 Key: CALCITE-4627
                 URL: https://issues.apache.org/jira/browse/CALCITE-4627
             Project: Calcite
          Issue Type: Bug
    Affects Versions: 1.26.0
            Reporter: Stamatis Zampetakis


While trying to prepare the release candidate the following error comes up from 
time to time.
{noformat}
gpg: signing failed: Cannot allocate memory{noformat}
The result is that the task fails quite often. The full result output is shown 
below.
{noformat}
./gradlew clean prepareVote -Prc=0 

> Configure project :
Building Apache Calcite 1.27.0

> Task :initializeNexusStagingRepository
Initialized stagingRepositoryId orgapachecalcite-1622470091753 for repository 
nexus

> Task :release:distTar
Source distribution is created: 
/home/stamatis/Projects/Apache/calcite/release/build/distributions/apache-calcite-1.27.0-src.tar.gz

> Task :druid:signDruidPublication FAILED
gpg: signing failed: Cannot allocate memory
gpg: signing failed: Cannot allocate memory

> Task :mongodb:signMongodbPublication FAILED
gpg: signing failed: Cannot allocate memory
gpg: signing failed: Cannot allocate memory

> Task :core:signCorePublication FAILED
gpg: signing failed: Cannot allocate memory
gpg: signing failed: Cannot allocate memory

> Task :babel:signBabelPublication FAILED
gpg: signing failed: Cannot allocate memory
gpg: signing failed: Cannot allocate memory

Build calcite FAILURE reason:                                
    org.gradle.execution.MultipleBuildFailures: Build completed with 4 failures.
        at 
org.gradle.initialization.DefaultGradleLauncher.runWork(DefaultGradleLauncher.java:262)
        at 
org.gradle.initialization.DefaultGradleLauncher.doClassicBuildStages(DefaultGradleLauncher.java:172)
        at 
org.gradle.initialization.DefaultGradleLauncher.doBuildStages(DefaultGradleLauncher.java:148)
        at 
org.gradle.initialization.DefaultGradleLauncher.executeTasks(DefaultGradleLauncher.java:124)
        Execution failed for task ':druid:signDruidPublication':
            org.gradle.process.internal.ExecException: Process 'command 'gpg'' 
finished with non-zero exit value 2
                at 
org.gradle.process.internal.DefaultExecHandle$ExecResultImpl.assertNormalExitValue(DefaultExecHandle.java:414)
                at 
org.gradle.process.internal.DefaultExecAction.execute(DefaultExecAction.java:38)
                at 
org.gradle.process.internal.DefaultExecActionFactory.exec(DefaultExecActionFactory.java:175)
                at 
org.gradle.api.internal.project.DefaultProject.exec(DefaultProject.java:1166)
                at 
org.gradle.security.internal.gnupg.GnupgSignatory.sign(GnupgSignatory.java:69)
                at 
org.gradle.plugins.signing.type.AbstractSignatureType.sign(AbstractSignatureType.java:49)
                at 
org.gradle.plugins.signing.type.pgp.ArmoredSignatureType.sign(ArmoredSignatureType.java:40)
                at 
org.gradle.plugins.signing.type.AbstractSignatureType.sign(AbstractSignatureType.java:40)
                at 
org.gradle.plugins.signing.Signature.generate(Signature.java:440)
                at org.gradle.plugins.signing.Sign.generate(Sign.java:206)
                at 
org.gradle.internal.reflect.JavaMethod.invoke(JavaMethod.java:104)
                at 
org.gradle.api.internal.project.taskfactory.StandardTaskAction.doExecute(StandardTaskAction.java:58)
                at 
org.gradle.api.internal.project.taskfactory.StandardTaskAction.execute(StandardTaskAction.java:51)
                at 
org.gradle.api.internal.project.taskfactory.StandardTaskAction.execute(StandardTaskAction.java:29)
                at 
org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter$2.run(ExecuteActionsTaskExecuter.java:494)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner$1.execute(DefaultBuildOperationRunner.java:29)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner$1.execute(DefaultBuildOperationRunner.java:26)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner$3.execute(DefaultBuildOperationRunner.java:75)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner$3.execute(DefaultBuildOperationRunner.java:68)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:153)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:68)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner.run(DefaultBuildOperationRunner.java:56)
                at 
org.gradle.internal.operations.DefaultBuildOperationExecutor.lambda$run$1(DefaultBuildOperationExecutor.java:71)
                at 
org.gradle.internal.operations.UnmanagedBuildOperationWrapper.runWithUnmanagedSupport(UnmanagedBuildOperationWrapper.java:45)
                at 
org.gradle.internal.operations.DefaultBuildOperationExecutor.run(DefaultBuildOperationExecutor.java:71)
                at 
org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.executeAction(ExecuteActionsTaskExecuter.java:479)
                at 
org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.executeActions(ExecuteActionsTaskExecuter.java:462)
                at 
org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.access$400(ExecuteActionsTaskExecuter.java:105)
                at 
org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter$TaskExecution.executeWithPreviousOutputFiles(ExecuteActionsTaskExecuter.java:273)
                at 
org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter$TaskExecution.execute(ExecuteActionsTaskExecuter.java:251)
                at 
org.gradle.internal.execution.steps.ExecuteStep.lambda$executeOperation$1(ExecuteStep.java:66)
                at 
org.gradle.internal.execution.steps.ExecuteStep.executeOperation(ExecuteStep.java:66)
                at 
org.gradle.internal.execution.steps.ExecuteStep.access$000(ExecuteStep.java:34)
                at 
org.gradle.internal.execution.steps.ExecuteStep$1.call(ExecuteStep.java:47)
                at 
org.gradle.internal.execution.steps.ExecuteStep$1.call(ExecuteStep.java:44)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner$CallableBuildOperationWorker.execute(DefaultBuildOperationRunner.java:200)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner$CallableBuildOperationWorker.execute(DefaultBuildOperationRunner.java:195)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner$3.execute(DefaultBuildOperationRunner.java:75)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner$3.execute(DefaultBuildOperationRunner.java:68)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:153)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:68)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner.call(DefaultBuildOperationRunner.java:62)
                at 
org.gradle.internal.operations.DefaultBuildOperationExecutor.lambda$call$2(DefaultBuildOperationExecutor.java:76)
                at 
org.gradle.internal.operations.UnmanagedBuildOperationWrapper.callWithUnmanagedSupport(UnmanagedBuildOperationWrapper.java:54)
                at 
org.gradle.internal.operations.DefaultBuildOperationExecutor.call(DefaultBuildOperationExecutor.java:76)
                at 
org.gradle.internal.execution.steps.ExecuteStep.execute(ExecuteStep.java:44)
                at 
org.gradle.internal.execution.steps.ExecuteStep.execute(ExecuteStep.java:34)
                at 
org.gradle.internal.execution.steps.RemovePreviousOutputsStep.execute(RemovePreviousOutputsStep.java:72)
                at 
org.gradle.internal.execution.steps.RemovePreviousOutputsStep.execute(RemovePreviousOutputsStep.java:42)
                at 
org.gradle.internal.execution.steps.ResolveInputChangesStep.execute(ResolveInputChangesStep.java:53)
                at 
org.gradle.internal.execution.steps.ResolveInputChangesStep.execute(ResolveInputChangesStep.java:39)
                at 
org.gradle.internal.execution.steps.CancelExecutionStep.execute(CancelExecutionStep.java:44)
                at 
org.gradle.internal.execution.steps.TimeoutStep.executeWithoutTimeout(TimeoutStep.java:77)
                at 
org.gradle.internal.execution.steps.TimeoutStep.execute(TimeoutStep.java:58)
                at 
org.gradle.internal.execution.steps.CreateOutputsStep.execute(CreateOutputsStep.java:54)
                at 
org.gradle.internal.execution.steps.CreateOutputsStep.execute(CreateOutputsStep.java:32)
                at 
org.gradle.internal.execution.steps.CaptureStateAfterExecutionStep.execute(CaptureStateAfterExecutionStep.java:57)
                at 
org.gradle.internal.execution.steps.CaptureStateAfterExecutionStep.execute(CaptureStateAfterExecutionStep.java:38)
                at 
org.gradle.internal.execution.steps.BroadcastChangingOutputsStep.execute(BroadcastChangingOutputsStep.java:63)
                at 
org.gradle.internal.execution.steps.BroadcastChangingOutputsStep.execute(BroadcastChangingOutputsStep.java:30)
                at 
org.gradle.internal.execution.steps.BuildCacheStep.executeWithoutCache(BuildCacheStep.java:176)
                at 
org.gradle.internal.execution.steps.BuildCacheStep.execute(BuildCacheStep.java:76)
                at 
org.gradle.internal.execution.steps.BuildCacheStep.execute(BuildCacheStep.java:47)
                at 
org.gradle.internal.execution.steps.StoreExecutionStateStep.execute(StoreExecutionStateStep.java:43)
                at 
org.gradle.internal.execution.steps.StoreExecutionStateStep.execute(StoreExecutionStateStep.java:32)
                at 
org.gradle.internal.execution.steps.RecordOutputsStep.execute(RecordOutputsStep.java:39)
                at 
org.gradle.internal.execution.steps.RecordOutputsStep.execute(RecordOutputsStep.java:25)
                at 
org.gradle.internal.execution.steps.SkipUpToDateStep.executeBecause(SkipUpToDateStep.java:102)
                at 
org.gradle.internal.execution.steps.SkipUpToDateStep.lambda$execute$0(SkipUpToDateStep.java:95)
                at 
org.gradle.internal.execution.steps.SkipUpToDateStep.execute(SkipUpToDateStep.java:55)
                at 
org.gradle.internal.execution.steps.SkipUpToDateStep.execute(SkipUpToDateStep.java:39)
                at 
org.gradle.internal.execution.steps.ResolveChangesStep.execute(ResolveChangesStep.java:83)
                at 
org.gradle.internal.execution.steps.ResolveChangesStep.execute(ResolveChangesStep.java:44)
                at 
org.gradle.internal.execution.steps.legacy.MarkSnapshottingInputsFinishedStep.execute(MarkSnapshottingInputsFinishedStep.java:37)
                at 
org.gradle.internal.execution.steps.legacy.MarkSnapshottingInputsFinishedStep.execute(MarkSnapshottingInputsFinishedStep.java:27)
                at 
org.gradle.internal.execution.steps.ResolveCachingStateStep.execute(ResolveCachingStateStep.java:96)
                at 
org.gradle.internal.execution.steps.ResolveCachingStateStep.execute(ResolveCachingStateStep.java:52)
                at 
org.gradle.internal.execution.steps.CaptureStateBeforeExecutionStep.execute(CaptureStateBeforeExecutionStep.java:83)
                at 
org.gradle.internal.execution.steps.CaptureStateBeforeExecutionStep.execute(CaptureStateBeforeExecutionStep.java:54)
                at 
org.gradle.internal.execution.steps.ValidateStep.execute(ValidateStep.java:74)
                at 
org.gradle.internal.execution.steps.SkipEmptyWorkStep.lambda$execute$2(SkipEmptyWorkStep.java:88)
                at 
org.gradle.internal.execution.steps.SkipEmptyWorkStep.execute(SkipEmptyWorkStep.java:88)
                at 
org.gradle.internal.execution.steps.SkipEmptyWorkStep.execute(SkipEmptyWorkStep.java:34)
                at 
org.gradle.internal.execution.steps.legacy.MarkSnapshottingInputsStartedStep.execute(MarkSnapshottingInputsStartedStep.java:38)
                at 
org.gradle.internal.execution.steps.LoadExecutionStateStep.execute(LoadExecutionStateStep.java:46)
                at 
org.gradle.internal.execution.steps.LoadExecutionStateStep.execute(LoadExecutionStateStep.java:34)
                at 
org.gradle.internal.execution.steps.AssignWorkspaceStep.lambda$execute$0(AssignWorkspaceStep.java:43)
                at 
org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter$TaskExecution$3.withWorkspace(ExecuteActionsTaskExecuter.java:286)
                at 
org.gradle.internal.execution.steps.AssignWorkspaceStep.execute(AssignWorkspaceStep.java:43)
                at 
org.gradle.internal.execution.steps.AssignWorkspaceStep.execute(AssignWorkspaceStep.java:33)
                at 
org.gradle.internal.execution.steps.IdentityCacheStep.execute(IdentityCacheStep.java:40)
                at 
org.gradle.internal.execution.steps.IdentityCacheStep.execute(IdentityCacheStep.java:30)
                at 
org.gradle.internal.execution.steps.IdentifyStep.execute(IdentifyStep.java:54)
                at 
org.gradle.internal.execution.steps.IdentifyStep.execute(IdentifyStep.java:40)
        Execution failed for task ':mongodb:signMongodbPublication':
            org.gradle.process.internal.ExecException: Process 'command 'gpg'' 
finished with non-zero exit value 2
                at 
org.gradle.process.internal.DefaultExecHandle$ExecResultImpl.assertNormalExitValue(DefaultExecHandle.java:414)
                at 
org.gradle.process.internal.DefaultExecAction.execute(DefaultExecAction.java:38)
                at 
org.gradle.process.internal.DefaultExecActionFactory.exec(DefaultExecActionFactory.java:175)
                at 
org.gradle.api.internal.project.DefaultProject.exec(DefaultProject.java:1166)
                at 
org.gradle.security.internal.gnupg.GnupgSignatory.sign(GnupgSignatory.java:69)
                at 
org.gradle.plugins.signing.type.AbstractSignatureType.sign(AbstractSignatureType.java:49)
                at 
org.gradle.plugins.signing.type.pgp.ArmoredSignatureType.sign(ArmoredSignatureType.java:40)
                at 
org.gradle.plugins.signing.type.AbstractSignatureType.sign(AbstractSignatureType.java:40)
                at 
org.gradle.plugins.signing.Signature.generate(Signature.java:440)
                at org.gradle.plugins.signing.Sign.generate(Sign.java:206)
                at 
org.gradle.internal.reflect.JavaMethod.invoke(JavaMethod.java:104)
                at 
org.gradle.api.internal.project.taskfactory.StandardTaskAction.doExecute(StandardTaskAction.java:58)
                at 
org.gradle.api.internal.project.taskfactory.StandardTaskAction.execute(StandardTaskAction.java:51)
                at 
org.gradle.api.internal.project.taskfactory.StandardTaskAction.execute(StandardTaskAction.java:29)
                at 
org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter$2.run(ExecuteActionsTaskExecuter.java:494)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner$1.execute(DefaultBuildOperationRunner.java:29)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner$1.execute(DefaultBuildOperationRunner.java:26)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner$3.execute(DefaultBuildOperationRunner.java:75)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner$3.execute(DefaultBuildOperationRunner.java:68)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:153)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:68)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner.run(DefaultBuildOperationRunner.java:56)
                at 
org.gradle.internal.operations.DefaultBuildOperationExecutor.lambda$run$1(DefaultBuildOperationExecutor.java:71)
                at 
org.gradle.internal.operations.UnmanagedBuildOperationWrapper.runWithUnmanagedSupport(UnmanagedBuildOperationWrapper.java:45)
                at 
org.gradle.internal.operations.DefaultBuildOperationExecutor.run(DefaultBuildOperationExecutor.java:71)
                at 
org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.executeAction(ExecuteActionsTaskExecuter.java:479)
                at 
org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.executeActions(ExecuteActionsTaskExecuter.java:462)
                at 
org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.access$400(ExecuteActionsTaskExecuter.java:105)
                at 
org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter$TaskExecution.executeWithPreviousOutputFiles(ExecuteActionsTaskExecuter.java:273)
                at 
org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter$TaskExecution.execute(ExecuteActionsTaskExecuter.java:251)
                at 
org.gradle.internal.execution.steps.ExecuteStep.lambda$executeOperation$1(ExecuteStep.java:66)
                at java.util.Optional.orElseGet(Optional.java:267)
                at 
org.gradle.internal.execution.steps.ExecuteStep.executeOperation(ExecuteStep.java:66)
                at 
org.gradle.internal.execution.steps.ExecuteStep.access$000(ExecuteStep.java:34)
                at 
org.gradle.internal.execution.steps.ExecuteStep$1.call(ExecuteStep.java:47)
                at 
org.gradle.internal.execution.steps.ExecuteStep$1.call(ExecuteStep.java:44)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner$CallableBuildOperationWorker.execute(DefaultBuildOperationRunner.java:200)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner$CallableBuildOperationWorker.execute(DefaultBuildOperationRunner.java:195)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner$3.execute(DefaultBuildOperationRunner.java:75)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner$3.execute(DefaultBuildOperationRunner.java:68)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:153)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:68)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner.call(DefaultBuildOperationRunner.java:62)
                at 
org.gradle.internal.operations.DefaultBuildOperationExecutor.lambda$call$2(DefaultBuildOperationExecutor.java:76)
                at 
org.gradle.internal.operations.UnmanagedBuildOperationWrapper.callWithUnmanagedSupport(UnmanagedBuildOperationWrapper.java:54)
                at 
org.gradle.internal.operations.DefaultBuildOperationExecutor.call(DefaultBuildOperationExecutor.java:76)
                at 
org.gradle.internal.execution.steps.ExecuteStep.execute(ExecuteStep.java:44)
                at 
org.gradle.internal.execution.steps.ExecuteStep.execute(ExecuteStep.java:34)
                at 
org.gradle.internal.execution.steps.RemovePreviousOutputsStep.execute(RemovePreviousOutputsStep.java:72)
                at 
org.gradle.internal.execution.steps.RemovePreviousOutputsStep.execute(RemovePreviousOutputsStep.java:42)
                at 
org.gradle.internal.execution.steps.ResolveInputChangesStep.execute(ResolveInputChangesStep.java:53)
                at 
org.gradle.internal.execution.steps.ResolveInputChangesStep.execute(ResolveInputChangesStep.java:39)
                at 
org.gradle.internal.execution.steps.CancelExecutionStep.execute(CancelExecutionStep.java:44)
                at 
org.gradle.internal.execution.steps.TimeoutStep.executeWithoutTimeout(TimeoutStep.java:77)
                at 
org.gradle.internal.execution.steps.TimeoutStep.execute(TimeoutStep.java:58)
                at 
org.gradle.internal.execution.steps.CreateOutputsStep.execute(CreateOutputsStep.java:54)
                at 
org.gradle.internal.execution.steps.CreateOutputsStep.execute(CreateOutputsStep.java:32)
                at 
org.gradle.internal.execution.steps.CaptureStateAfterExecutionStep.execute(CaptureStateAfterExecutionStep.java:57)
                at 
org.gradle.internal.execution.steps.CaptureStateAfterExecutionStep.execute(CaptureStateAfterExecutionStep.java:38)
                at 
org.gradle.internal.execution.steps.BroadcastChangingOutputsStep.execute(BroadcastChangingOutputsStep.java:63)
                at 
org.gradle.internal.execution.steps.BroadcastChangingOutputsStep.execute(BroadcastChangingOutputsStep.java:30)
                at 
org.gradle.internal.execution.steps.BuildCacheStep.executeWithoutCache(BuildCacheStep.java:176)
                at 
org.gradle.internal.execution.steps.BuildCacheStep.execute(BuildCacheStep.java:76)
                at 
org.gradle.internal.execution.steps.BuildCacheStep.execute(BuildCacheStep.java:47)
                at 
org.gradle.internal.execution.steps.StoreExecutionStateStep.execute(StoreExecutionStateStep.java:43)
                at 
org.gradle.internal.execution.steps.StoreExecutionStateStep.execute(StoreExecutionStateStep.java:32)
                at 
org.gradle.internal.execution.steps.RecordOutputsStep.execute(RecordOutputsStep.java:39)
                at 
org.gradle.internal.execution.steps.RecordOutputsStep.execute(RecordOutputsStep.java:25)
                at 
org.gradle.internal.execution.steps.SkipUpToDateStep.executeBecause(SkipUpToDateStep.java:102)
                at 
org.gradle.internal.execution.steps.SkipUpToDateStep.lambda$execute$0(SkipUpToDateStep.java:95)
                at java.util.Optional.map(Optional.java:215)
                at 
org.gradle.internal.execution.steps.SkipUpToDateStep.execute(SkipUpToDateStep.java:55)
                at 
org.gradle.internal.execution.steps.SkipUpToDateStep.execute(SkipUpToDateStep.java:39)
                at 
org.gradle.internal.execution.steps.ResolveChangesStep.execute(ResolveChangesStep.java:83)
                at 
org.gradle.internal.execution.steps.ResolveChangesStep.execute(ResolveChangesStep.java:44)
                at 
org.gradle.internal.execution.steps.legacy.MarkSnapshottingInputsFinishedStep.execute(MarkSnapshottingInputsFinishedStep.java:37)
                at 
org.gradle.internal.execution.steps.legacy.MarkSnapshottingInputsFinishedStep.execute(MarkSnapshottingInputsFinishedStep.java:27)
                at 
org.gradle.internal.execution.steps.ResolveCachingStateStep.execute(ResolveCachingStateStep.java:96)
                at 
org.gradle.internal.execution.steps.ResolveCachingStateStep.execute(ResolveCachingStateStep.java:52)
                at 
org.gradle.internal.execution.steps.CaptureStateBeforeExecutionStep.execute(CaptureStateBeforeExecutionStep.java:83)
                at 
org.gradle.internal.execution.steps.CaptureStateBeforeExecutionStep.execute(CaptureStateBeforeExecutionStep.java:54)
                at 
org.gradle.internal.execution.steps.ValidateStep.execute(ValidateStep.java:74)
                at 
org.gradle.internal.execution.steps.SkipEmptyWorkStep.lambda$execute$2(SkipEmptyWorkStep.java:88)
                at java.util.Optional.orElseGet(Optional.java:267)
                at 
org.gradle.internal.execution.steps.SkipEmptyWorkStep.execute(SkipEmptyWorkStep.java:88)
                at 
org.gradle.internal.execution.steps.SkipEmptyWorkStep.execute(SkipEmptyWorkStep.java:34)
                at 
org.gradle.internal.execution.steps.legacy.MarkSnapshottingInputsStartedStep.execute(MarkSnapshottingInputsStartedStep.java:38)
                at 
org.gradle.internal.execution.steps.LoadExecutionStateStep.execute(LoadExecutionStateStep.java:46)
                at 
org.gradle.internal.execution.steps.LoadExecutionStateStep.execute(LoadExecutionStateStep.java:34)
                at 
org.gradle.internal.execution.steps.AssignWorkspaceStep.lambda$execute$0(AssignWorkspaceStep.java:43)
                at 
org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter$TaskExecution$3.withWorkspace(ExecuteActionsTaskExecuter.java:286)
                at 
org.gradle.internal.execution.steps.AssignWorkspaceStep.execute(AssignWorkspaceStep.java:43)
                at 
org.gradle.internal.execution.steps.AssignWorkspaceStep.execute(AssignWorkspaceStep.java:33)
                at 
org.gradle.internal.execution.steps.IdentityCacheStep.execute(IdentityCacheStep.java:40)
                at 
org.gradle.internal.execution.steps.IdentityCacheStep.execute(IdentityCacheStep.java:30)
                at 
org.gradle.internal.execution.steps.IdentifyStep.execute(IdentifyStep.java:54)
                at 
org.gradle.internal.execution.steps.IdentifyStep.execute(IdentifyStep.java:40)
        Execution failed for task ':core:signCorePublication':
            org.gradle.process.internal.ExecException: Process 'command 'gpg'' 
finished with non-zero exit value 2
                at 
org.gradle.process.internal.DefaultExecHandle$ExecResultImpl.assertNormalExitValue(DefaultExecHandle.java:414)
                at 
org.gradle.process.internal.DefaultExecAction.execute(DefaultExecAction.java:38)
                at 
org.gradle.process.internal.DefaultExecActionFactory.exec(DefaultExecActionFactory.java:175)
                at 
org.gradle.api.internal.project.DefaultProject.exec(DefaultProject.java:1166)
                at 
org.gradle.security.internal.gnupg.GnupgSignatory.sign(GnupgSignatory.java:69)
                at 
org.gradle.plugins.signing.type.AbstractSignatureType.sign(AbstractSignatureType.java:49)
                at 
org.gradle.plugins.signing.type.pgp.ArmoredSignatureType.sign(ArmoredSignatureType.java:40)
                at 
org.gradle.plugins.signing.type.AbstractSignatureType.sign(AbstractSignatureType.java:40)
                at 
org.gradle.plugins.signing.Signature.generate(Signature.java:440)
                at org.gradle.plugins.signing.Sign.generate(Sign.java:206)
                at 
org.gradle.internal.reflect.JavaMethod.invoke(JavaMethod.java:104)
                at 
org.gradle.api.internal.project.taskfactory.StandardTaskAction.doExecute(StandardTaskAction.java:58)
                at 
org.gradle.api.internal.project.taskfactory.StandardTaskAction.execute(StandardTaskAction.java:51)
                at 
org.gradle.api.internal.project.taskfactory.StandardTaskAction.execute(StandardTaskAction.java:29)
                at 
org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter$2.run(ExecuteActionsTaskExecuter.java:494)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner$1.execute(DefaultBuildOperationRunner.java:29)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner$1.execute(DefaultBuildOperationRunner.java:26)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner$3.execute(DefaultBuildOperationRunner.java:75)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner$3.execute(DefaultBuildOperationRunner.java:68)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:153)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:68)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner.run(DefaultBuildOperationRunner.java:56)
                at 
org.gradle.internal.operations.DefaultBuildOperationExecutor.lambda$run$1(DefaultBuildOperationExecutor.java:71)
                at 
org.gradle.internal.operations.UnmanagedBuildOperationWrapper.runWithUnmanagedSupport(UnmanagedBuildOperationWrapper.java:45)
                at 
org.gradle.internal.operations.DefaultBuildOperationExecutor.run(DefaultBuildOperationExecutor.java:71)
                at 
org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.executeAction(ExecuteActionsTaskExecuter.java:479)
                at 
org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.executeActions(ExecuteActionsTaskExecuter.java:462)
                at 
org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.access$400(ExecuteActionsTaskExecuter.java:105)
                at 
org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter$TaskExecution.executeWithPreviousOutputFiles(ExecuteActionsTaskExecuter.java:273)
                at 
org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter$TaskExecution.execute(ExecuteActionsTaskExecuter.java:251)
                at 
org.gradle.internal.execution.steps.ExecuteStep.lambda$executeOperation$1(ExecuteStep.java:66)
                at java.util.Optional.orElseGet(Optional.java:267)
                at 
org.gradle.internal.execution.steps.ExecuteStep.executeOperation(ExecuteStep.java:66)
                at 
org.gradle.internal.execution.steps.ExecuteStep.access$000(ExecuteStep.java:34)
                at 
org.gradle.internal.execution.steps.ExecuteStep$1.call(ExecuteStep.java:47)
                at 
org.gradle.internal.execution.steps.ExecuteStep$1.call(ExecuteStep.java:44)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner$CallableBuildOperationWorker.execute(DefaultBuildOperationRunner.java:200)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner$CallableBuildOperationWorker.execute(DefaultBuildOperationRunner.java:195)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner$3.execute(DefaultBuildOperationRunner.java:75)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner$3.execute(DefaultBuildOperationRunner.java:68)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:153)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:68)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner.call(DefaultBuildOperationRunner.java:62)
                at 
org.gradle.internal.operations.DefaultBuildOperationExecutor.lambda$call$2(DefaultBuildOperationExecutor.java:76)
                at 
org.gradle.internal.operations.UnmanagedBuildOperationWrapper.callWithUnmanagedSupport(UnmanagedBuildOperationWrapper.java:54)
                at 
org.gradle.internal.operations.DefaultBuildOperationExecutor.call(DefaultBuildOperationExecutor.java:76)
                at 
org.gradle.internal.execution.steps.ExecuteStep.execute(ExecuteStep.java:44)
                at 
org.gradle.internal.execution.steps.ExecuteStep.execute(ExecuteStep.java:34)
                at 
org.gradle.internal.execution.steps.RemovePreviousOutputsStep.execute(RemovePreviousOutputsStep.java:72)
                at 
org.gradle.internal.execution.steps.RemovePreviousOutputsStep.execute(RemovePreviousOutputsStep.java:42)
                at 
org.gradle.internal.execution.steps.ResolveInputChangesStep.execute(ResolveInputChangesStep.java:53)
                at 
org.gradle.internal.execution.steps.ResolveInputChangesStep.execute(ResolveInputChangesStep.java:39)
                at 
org.gradle.internal.execution.steps.CancelExecutionStep.execute(CancelExecutionStep.java:44)
                at 
org.gradle.internal.execution.steps.TimeoutStep.executeWithoutTimeout(TimeoutStep.java:77)
                at 
org.gradle.internal.execution.steps.TimeoutStep.execute(TimeoutStep.java:58)
                at 
org.gradle.internal.execution.steps.CreateOutputsStep.execute(CreateOutputsStep.java:54)
                at 
org.gradle.internal.execution.steps.CreateOutputsStep.execute(CreateOutputsStep.java:32)
                at 
org.gradle.internal.execution.steps.CaptureStateAfterExecutionStep.execute(CaptureStateAfterExecutionStep.java:57)
                at 
org.gradle.internal.execution.steps.CaptureStateAfterExecutionStep.execute(CaptureStateAfterExecutionStep.java:38)
                at 
org.gradle.internal.execution.steps.BroadcastChangingOutputsStep.execute(BroadcastChangingOutputsStep.java:63)
                at 
org.gradle.internal.execution.steps.BroadcastChangingOutputsStep.execute(BroadcastChangingOutputsStep.java:30)
                at 
org.gradle.internal.execution.steps.BuildCacheStep.executeWithoutCache(BuildCacheStep.java:176)
                at 
org.gradle.internal.execution.steps.BuildCacheStep.execute(BuildCacheStep.java:76)
                at 
org.gradle.internal.execution.steps.BuildCacheStep.execute(BuildCacheStep.java:47)
                at 
org.gradle.internal.execution.steps.StoreExecutionStateStep.execute(StoreExecutionStateStep.java:43)
                at 
org.gradle.internal.execution.steps.StoreExecutionStateStep.execute(StoreExecutionStateStep.java:32)
                at 
org.gradle.internal.execution.steps.RecordOutputsStep.execute(RecordOutputsStep.java:39)
                at 
org.gradle.internal.execution.steps.RecordOutputsStep.execute(RecordOutputsStep.java:25)
                at 
org.gradle.internal.execution.steps.SkipUpToDateStep.executeBecause(SkipUpToDateStep.java:102)
                at 
org.gradle.internal.execution.steps.SkipUpToDateStep.lambda$execute$0(SkipUpToDateStep.java:95)
                at java.util.Optional.map(Optional.java:215)
                at 
org.gradle.internal.execution.steps.SkipUpToDateStep.execute(SkipUpToDateStep.java:55)
                at 
org.gradle.internal.execution.steps.SkipUpToDateStep.execute(SkipUpToDateStep.java:39)
                at 
org.gradle.internal.execution.steps.ResolveChangesStep.execute(ResolveChangesStep.java:83)
                at 
org.gradle.internal.execution.steps.ResolveChangesStep.execute(ResolveChangesStep.java:44)
                at 
org.gradle.internal.execution.steps.legacy.MarkSnapshottingInputsFinishedStep.execute(MarkSnapshottingInputsFinishedStep.java:37)
                at 
org.gradle.internal.execution.steps.legacy.MarkSnapshottingInputsFinishedStep.execute(MarkSnapshottingInputsFinishedStep.java:27)
                at 
org.gradle.internal.execution.steps.ResolveCachingStateStep.execute(ResolveCachingStateStep.java:96)
                at 
org.gradle.internal.execution.steps.ResolveCachingStateStep.execute(ResolveCachingStateStep.java:52)
                at 
org.gradle.internal.execution.steps.CaptureStateBeforeExecutionStep.execute(CaptureStateBeforeExecutionStep.java:83)
                at 
org.gradle.internal.execution.steps.CaptureStateBeforeExecutionStep.execute(CaptureStateBeforeExecutionStep.java:54)
                at 
org.gradle.internal.execution.steps.ValidateStep.execute(ValidateStep.java:74)
                at 
org.gradle.internal.execution.steps.SkipEmptyWorkStep.lambda$execute$2(SkipEmptyWorkStep.java:88)
                at java.util.Optional.orElseGet(Optional.java:267)
                at 
org.gradle.internal.execution.steps.SkipEmptyWorkStep.execute(SkipEmptyWorkStep.java:88)
                at 
org.gradle.internal.execution.steps.SkipEmptyWorkStep.execute(SkipEmptyWorkStep.java:34)
                at 
org.gradle.internal.execution.steps.legacy.MarkSnapshottingInputsStartedStep.execute(MarkSnapshottingInputsStartedStep.java:38)
                at 
org.gradle.internal.execution.steps.LoadExecutionStateStep.execute(LoadExecutionStateStep.java:46)
                at 
org.gradle.internal.execution.steps.LoadExecutionStateStep.execute(LoadExecutionStateStep.java:34)
                at 
org.gradle.internal.execution.steps.AssignWorkspaceStep.lambda$execute$0(AssignWorkspaceStep.java:43)
                at 
org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter$TaskExecution$3.withWorkspace(ExecuteActionsTaskExecuter.java:286)
                at 
org.gradle.internal.execution.steps.AssignWorkspaceStep.execute(AssignWorkspaceStep.java:43)
                at 
org.gradle.internal.execution.steps.AssignWorkspaceStep.execute(AssignWorkspaceStep.java:33)
                at 
org.gradle.internal.execution.steps.IdentityCacheStep.execute(IdentityCacheStep.java:40)
                at 
org.gradle.internal.execution.steps.IdentityCacheStep.execute(IdentityCacheStep.java:30)
                at 
org.gradle.internal.execution.steps.IdentifyStep.execute(IdentifyStep.java:54)
                at 
org.gradle.internal.execution.steps.IdentifyStep.execute(IdentifyStep.java:40)
        Execution failed for task ':babel:signBabelPublication':
            org.gradle.process.internal.ExecException: Process 'command 'gpg'' 
finished with non-zero exit value 2
                at 
org.gradle.process.internal.DefaultExecHandle$ExecResultImpl.assertNormalExitValue(DefaultExecHandle.java:414)
                at 
org.gradle.process.internal.DefaultExecAction.execute(DefaultExecAction.java:38)
                at 
org.gradle.process.internal.DefaultExecActionFactory.exec(DefaultExecActionFactory.java:175)
                at 
org.gradle.api.internal.project.DefaultProject.exec(DefaultProject.java:1166)
                at 
org.gradle.security.internal.gnupg.GnupgSignatory.sign(GnupgSignatory.java:69)
                at 
org.gradle.plugins.signing.type.AbstractSignatureType.sign(AbstractSignatureType.java:49)
                at 
org.gradle.plugins.signing.type.pgp.ArmoredSignatureType.sign(ArmoredSignatureType.java:40)
                at 
org.gradle.plugins.signing.type.AbstractSignatureType.sign(AbstractSignatureType.java:40)
                at 
org.gradle.plugins.signing.Signature.generate(Signature.java:440)
                at org.gradle.plugins.signing.Sign.generate(Sign.java:206)
                at 
org.gradle.internal.reflect.JavaMethod.invoke(JavaMethod.java:104)
                at 
org.gradle.api.internal.project.taskfactory.StandardTaskAction.doExecute(StandardTaskAction.java:58)
                at 
org.gradle.api.internal.project.taskfactory.StandardTaskAction.execute(StandardTaskAction.java:51)
                at 
org.gradle.api.internal.project.taskfactory.StandardTaskAction.execute(StandardTaskAction.java:29)
                at 
org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter$2.run(ExecuteActionsTaskExecuter.java:494)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner$1.execute(DefaultBuildOperationRunner.java:29)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner$1.execute(DefaultBuildOperationRunner.java:26)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner$3.execute(DefaultBuildOperationRunner.java:75)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner$3.execute(DefaultBuildOperationRunner.java:68)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:153)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:68)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner.run(DefaultBuildOperationRunner.java:56)
                at 
org.gradle.internal.operations.DefaultBuildOperationExecutor.lambda$run$1(DefaultBuildOperationExecutor.java:71)
                at 
org.gradle.internal.operations.UnmanagedBuildOperationWrapper.runWithUnmanagedSupport(UnmanagedBuildOperationWrapper.java:45)
                at 
org.gradle.internal.operations.DefaultBuildOperationExecutor.run(DefaultBuildOperationExecutor.java:71)
                at 
org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.executeAction(ExecuteActionsTaskExecuter.java:479)
                at 
org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.executeActions(ExecuteActionsTaskExecuter.java:462)
                at 
org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.access$400(ExecuteActionsTaskExecuter.java:105)
                at 
org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter$TaskExecution.executeWithPreviousOutputFiles(ExecuteActionsTaskExecuter.java:273)
                at 
org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter$TaskExecution.execute(ExecuteActionsTaskExecuter.java:251)
                at 
org.gradle.internal.execution.steps.ExecuteStep.lambda$executeOperation$1(ExecuteStep.java:66)
                at java.util.Optional.orElseGet(Optional.java:267)
                at 
org.gradle.internal.execution.steps.ExecuteStep.executeOperation(ExecuteStep.java:66)
                at 
org.gradle.internal.execution.steps.ExecuteStep.access$000(ExecuteStep.java:34)
                at 
org.gradle.internal.execution.steps.ExecuteStep$1.call(ExecuteStep.java:47)
                at 
org.gradle.internal.execution.steps.ExecuteStep$1.call(ExecuteStep.java:44)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner$CallableBuildOperationWorker.execute(DefaultBuildOperationRunner.java:200)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner$CallableBuildOperationWorker.execute(DefaultBuildOperationRunner.java:195)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner$3.execute(DefaultBuildOperationRunner.java:75)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner$3.execute(DefaultBuildOperationRunner.java:68)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:153)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:68)
                at 
org.gradle.internal.operations.DefaultBuildOperationRunner.call(DefaultBuildOperationRunner.java:62)
                at 
org.gradle.internal.operations.DefaultBuildOperationExecutor.lambda$call$2(DefaultBuildOperationExecutor.java:76)
                at 
org.gradle.internal.operations.UnmanagedBuildOperationWrapper.callWithUnmanagedSupport(UnmanagedBuildOperationWrapper.java:54)
                at 
org.gradle.internal.operations.DefaultBuildOperationExecutor.call(DefaultBuildOperationExecutor.java:76)
                at 
org.gradle.internal.execution.steps.ExecuteStep.execute(ExecuteStep.java:44)
                at 
org.gradle.internal.execution.steps.ExecuteStep.execute(ExecuteStep.java:34)
                at 
org.gradle.internal.execution.steps.RemovePreviousOutputsStep.execute(RemovePreviousOutputsStep.java:72)
                at 
org.gradle.internal.execution.steps.RemovePreviousOutputsStep.execute(RemovePreviousOutputsStep.java:42)
                at 
org.gradle.internal.execution.steps.ResolveInputChangesStep.execute(ResolveInputChangesStep.java:53)
                at 
org.gradle.internal.execution.steps.ResolveInputChangesStep.execute(ResolveInputChangesStep.java:39)
                at 
org.gradle.internal.execution.steps.CancelExecutionStep.execute(CancelExecutionStep.java:44)
                at 
org.gradle.internal.execution.steps.TimeoutStep.executeWithoutTimeout(TimeoutStep.java:77)
                at 
org.gradle.internal.execution.steps.TimeoutStep.execute(TimeoutStep.java:58)
                at 
org.gradle.internal.execution.steps.CreateOutputsStep.execute(CreateOutputsStep.java:54)
                at 
org.gradle.internal.execution.steps.CreateOutputsStep.execute(CreateOutputsStep.java:32)
                at 
org.gradle.internal.execution.steps.CaptureStateAfterExecutionStep.execute(CaptureStateAfterExecutionStep.java:57)
                at 
org.gradle.internal.execution.steps.CaptureStateAfterExecutionStep.execute(CaptureStateAfterExecutionStep.java:38)
                at 
org.gradle.internal.execution.steps.BroadcastChangingOutputsStep.execute(BroadcastChangingOutputsStep.java:63)
                at 
org.gradle.internal.execution.steps.BroadcastChangingOutputsStep.execute(BroadcastChangingOutputsStep.java:30)
                at 
org.gradle.internal.execution.steps.BuildCacheStep.executeWithoutCache(BuildCacheStep.java:176)
                at 
org.gradle.internal.execution.steps.BuildCacheStep.execute(BuildCacheStep.java:76)
                at 
org.gradle.internal.execution.steps.BuildCacheStep.execute(BuildCacheStep.java:47)
                at 
org.gradle.internal.execution.steps.StoreExecutionStateStep.execute(StoreExecutionStateStep.java:43)
                at 
org.gradle.internal.execution.steps.StoreExecutionStateStep.execute(StoreExecutionStateStep.java:32)
                at 
org.gradle.internal.execution.steps.RecordOutputsStep.execute(RecordOutputsStep.java:39)
                at 
org.gradle.internal.execution.steps.RecordOutputsStep.execute(RecordOutputsStep.java:25)
                at 
org.gradle.internal.execution.steps.SkipUpToDateStep.executeBecause(SkipUpToDateStep.java:102)
                at 
org.gradle.internal.execution.steps.SkipUpToDateStep.lambda$execute$0(SkipUpToDateStep.java:95)
                at java.util.Optional.map(Optional.java:215)
                at 
org.gradle.internal.execution.steps.SkipUpToDateStep.execute(SkipUpToDateStep.java:55)
                at 
org.gradle.internal.execution.steps.SkipUpToDateStep.execute(SkipUpToDateStep.java:39)
                at 
org.gradle.internal.execution.steps.ResolveChangesStep.execute(ResolveChangesStep.java:83)
                at 
org.gradle.internal.execution.steps.ResolveChangesStep.execute(ResolveChangesStep.java:44)
                at 
org.gradle.internal.execution.steps.legacy.MarkSnapshottingInputsFinishedStep.execute(MarkSnapshottingInputsFinishedStep.java:37)
                at 
org.gradle.internal.execution.steps.legacy.MarkSnapshottingInputsFinishedStep.execute(MarkSnapshottingInputsFinishedStep.java:27)
                at 
org.gradle.internal.execution.steps.ResolveCachingStateStep.execute(ResolveCachingStateStep.java:96)
                at 
org.gradle.internal.execution.steps.ResolveCachingStateStep.execute(ResolveCachingStateStep.java:52)
                at 
org.gradle.internal.execution.steps.CaptureStateBeforeExecutionStep.execute(CaptureStateBeforeExecutionStep.java:83)
                at 
org.gradle.internal.execution.steps.CaptureStateBeforeExecutionStep.execute(CaptureStateBeforeExecutionStep.java:54)
                at 
org.gradle.internal.execution.steps.ValidateStep.execute(ValidateStep.java:74)
                at 
org.gradle.internal.execution.steps.SkipEmptyWorkStep.lambda$execute$2(SkipEmptyWorkStep.java:88)
                at java.util.Optional.orElseGet(Optional.java:267)
                at 
org.gradle.internal.execution.steps.SkipEmptyWorkStep.execute(SkipEmptyWorkStep.java:88)
                at 
org.gradle.internal.execution.steps.SkipEmptyWorkStep.execute(SkipEmptyWorkStep.java:34)
                at 
org.gradle.internal.execution.steps.legacy.MarkSnapshottingInputsStartedStep.execute(MarkSnapshottingInputsStartedStep.java:38)
                at 
org.gradle.internal.execution.steps.LoadExecutionStateStep.execute(LoadExecutionStateStep.java:46)
                at 
org.gradle.internal.execution.steps.LoadExecutionStateStep.execute(LoadExecutionStateStep.java:34)
                at 
org.gradle.internal.execution.steps.AssignWorkspaceStep.lambda$execute$0(AssignWorkspaceStep.java:43)
                at 
org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter$TaskExecution$3.withWorkspace(ExecuteActionsTaskExecuter.java:286)
                at 
org.gradle.internal.execution.steps.AssignWorkspaceStep.execute(AssignWorkspaceStep.java:43)
                at 
org.gradle.internal.execution.steps.AssignWorkspaceStep.execute(AssignWorkspaceStep.java:33)
                at 
org.gradle.internal.execution.steps.IdentityCacheStep.execute(IdentityCacheStep.java:40)
                at 
org.gradle.internal.execution.steps.IdentityCacheStep.execute(IdentityCacheStep.java:30)
                at 
org.gradle.internal.execution.steps.IdentifyStep.execute(IdentifyStep.java:54)
                at 
org.gradle.internal.execution.steps.IdentifyStep.execute(IdentifyStep.java:40)


FAILURE: Build completed with 4 failures.

1: Task failed with an exception.
-----------
* What went wrong:
Execution failed for task ':druid:signDruidPublication'.
> Process 'command 'gpg'' finished with non-zero exit value 2

* Try:
Run with --stacktrace option to get the stack trace. Run with --info or --debug 
option to get more log output. Run with --scan to get full insights.
==============================================================================

2: Task failed with an exception.
-----------
* What went wrong:
Execution failed for task ':mongodb:signMongodbPublication'.
> Process 'command 'gpg'' finished with non-zero exit value 2

* Try:
Run with --stacktrace option to get the stack trace. Run with --info or --debug 
option to get more log output. Run with --scan to get full insights.
==============================================================================

3: Task failed with an exception.
-----------
* What went wrong:
Execution failed for task ':core:signCorePublication'.
> Process 'command 'gpg'' finished with non-zero exit value 2

* Try:
Run with --stacktrace option to get the stack trace. Run with --info or --debug 
option to get more log output. Run with --scan to get full insights.
==============================================================================

4: Task failed with an exception.
-----------
* What went wrong:
Execution failed for task ':babel:signBabelPublication'.
> Process 'command 'gpg'' finished with non-zero exit value 2

* Try:
Run with --stacktrace option to get the stack trace. Run with --info or --debug 
option to get more log output. Run with --scan to get full insights.
==============================================================================

* Get more help at https://help.gradle.org

Deprecated Gradle features were used in this build, making it incompatible with 
Gradle 7.0.
Use '--warning-mode all' to show the individual deprecation warnings.
See 
https://docs.gradle.org/6.8.3/userguide/command_line_interface.html#sec:command_line_warnings

BUILD FAILED in 17s
{noformat}
According to some other issues online (see list below) it seems that it occurs 
when there are multiple signing requests with gpg, which is the case here.
 * [https://github.com/mozilla-services/autograph/issues/333]
 * [https://github.com/sbt/sbt-pgp/issues/168]



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