-------------------------------------------------------------------------------
Test set: org.apache.hadoop.hbase.io.hfile.TestHFile
-------------------------------------------------------------------------------
Tests run: 17, Failures: 0, Errors: 1, Skipped: 0, Time elapsed: 2.641 s <<< FAILURE! - in org.apache.hadoop.hbase.io.hfile.TestHFile
org.apache.hadoop.hbase.io.hfile.TestHFile.testReaderWithLruCombinedBlockCache  Time elapsed: 0.066 s  <<< ERROR!
org.apache.hbase.thirdparty.io.netty.util.IllegalReferenceCountException: refCnt: 0, decrement: 1
	at org.apache.hbase.thirdparty.io.netty.util.internal.ReferenceCountUpdater.toLiveRealRefCnt(ReferenceCountUpdater.java:83)
	at org.apache.hbase.thirdparty.io.netty.util.internal.ReferenceCountUpdater.release(ReferenceCountUpdater.java:148)
	at org.apache.hbase.thirdparty.io.netty.util.AbstractReferenceCounted.release(AbstractReferenceCounted.java:76)
	at org.apache.hadoop.hbase.nio.RefCnt.release(RefCnt.java:84)
	at org.apache.hadoop.hbase.nio.ByteBuff.release(ByteBuff.java:87)
	at org.apache.hadoop.hbase.io.hfile.HFileBlock.release(HFileBlock.java:420)
	at org.apache.hadoop.hbase.io.hfile.bucket.BucketCache$RAMCache.clear(BucketCache.java:1736)
	at org.apache.hadoop.hbase.io.hfile.bucket.BucketCache.disableCache(BucketCache.java:1303)
	at org.apache.hadoop.hbase.io.hfile.bucket.BucketCache.shutdown(BucketCache.java:1318)
	at org.apache.hadoop.hbase.io.hfile.CombinedBlockCache.shutdown(CombinedBlockCache.java:155)
	at org.apache.hadoop.hbase.io.hfile.TestHFile.testReaderCombinedCache(TestHFile.java:894)
	at org.apache.hadoop.hbase.io.hfile.TestHFile.testReaderWithLruCombinedBlockCache(TestHFile.java:856)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:59)
	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:56)
	at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
	at org.junit.rules.TestWatcher$1.evaluate(TestWatcher.java:61)
	at org.junit.runners.ParentRunner$3.evaluate(ParentRunner.java:306)
	at org.junit.runners.BlockJUnit4ClassRunner$1.evaluate(BlockJUnit4ClassRunner.java:100)
	at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:366)
	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:103)
	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:63)
	at org.junit.runners.ParentRunner$4.run(ParentRunner.java:331)
	at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:79)
	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:329)
	at org.junit.runners.ParentRunner.access$100(ParentRunner.java:66)
	at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:293)
	at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
	at org.junit.internal.runners.statements.FailOnTimeout$CallableStatement.call(FailOnTimeout.java:299)
	at org.junit.internal.runners.statements.FailOnTimeout$CallableStatement.call(FailOnTimeout.java:293)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.lang.Thread.run(Thread.java:750)