One of our build agents is getting an UnsupportedOperationException with a
description of "implement me" from BTreePersistentIndexedCache as a result of
the upToDate check.
The full output was:
Build aborted because of an unexpected internal error. Please file an issue at:
www.gradle.org.
Try:
Run with -d option to get additional debug info.
Exception is:
org.gradle.api.UncheckedIOException: Could not remove entry
'C:\BuildAgent\work\b2ee0926717fe631\build\webctrl_webserver\comm\dependency-cache'
from cache 'C:\Documents and
Settings\buildcomp\.gradle\caches\0.9-20100603093506-0400\outputFileStates\cache.bin'.
at
org.gradle.cache.btree.BTreePersistentIndexedCache.remove(BTreePersistentIndexedCache.java:164)
at
org.gradle.api.internal.changedetection.OutputFilesSnapshotter.snapshot(OutputFilesSnapshotter.java:69)
at
org.gradle.api.internal.changedetection.DefaultTaskArtifactStateRepository$HistoricExecution.calcCurrentState(DefaultTaskArtifactStateRepository.java:129)
at
org.gradle.api.internal.changedetection.DefaultTaskArtifactStateRepository$HistoricExecution.isUpToDate(DefaultTaskArtifactStateRepository.java:133)
at
org.gradle.api.internal.changedetection.DefaultTaskArtifactStateRepository$TaskArtifactStateImpl.isUpToDate(DefaultTaskArtifactStateRepository.java:272)
at
org.gradle.api.internal.changedetection.ShortCircuitTaskArtifactStateRepository$1.isUpToDate(ShortCircuitTaskArtifactStateRepository.java:34)
at
org.gradle.api.internal.project.taskfactory.ExecutionShortCircuitTaskExecuter.execute(ExecutionShortCircuitTaskExecuter.java:40)
at
org.gradle.api.internal.tasks.SkipTaskExecuter.doExecute(SkipTaskExecuter.java:57)
at
org.gradle.api.internal.tasks.SkipTaskExecuter.execute(SkipTaskExecuter.java:35)
at
org.gradle.api.internal.tasks.ExecuteAtMostOnceTaskExecuter.execute(ExecuteAtMostOnceTaskExecuter.java:32)
at org.gradle.api.internal.AbstractTask.execute(AbstractTask.java:226)
at
org.gradle.execution.DefaultTaskGraphExecuter.executeTask(DefaultTaskGraphExecuter.java:167)
at
org.gradle.execution.DefaultTaskGraphExecuter.doExecute(DefaultTaskGraphExecuter.java:160)
at
org.gradle.execution.DefaultTaskGraphExecuter.execute(DefaultTaskGraphExecuter.java:78)
at
org.gradle.execution.TaskNameResolvingBuildExecuter.execute(TaskNameResolvingBuildExecuter.java:161)
at
org.gradle.execution.DelegatingBuildExecuter.execute(DelegatingBuildExecuter.java:54)
at
org.gradle.initialization.DefaultGradleLauncher.doBuildStages(DefaultGradleLauncher.java:153)
at
org.gradle.initialization.DefaultGradleLauncher.doBuild(DefaultGradleLauncher.java:107)
at
org.gradle.initialization.DefaultGradleLauncher.run(DefaultGradleLauncher.java:75)
at org.gradle.launcher.Main.execute(Main.java:93)
at org.gradle.launcher.Main.main(Main.java:42)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.gradle.launcher.GradleMain.main(GradleMain.java:51)
Caused by: java.lang.UnsupportedOperationException: implement me
at
org.gradle.cache.btree.BTreePersistentIndexedCache$IndexBlock.maybeMerge(BTreePersistentIndexedCache.java:527)
at
org.gradle.cache.btree.BTreePersistentIndexedCache$IndexBlock.remove(BTreePersistentIndexedCache.java:476)
at
org.gradle.cache.btree.BTreePersistentIndexedCache.remove(BTreePersistentIndexedCache.java:159)
... 25 common frames omitted
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