<p>java.lang.OutOfMemoryError: Java heap space</p>


<pre><code>sbt.ForkMain$ForkError: java.lang.OutOfMemoryError: Java heap space
	at com.esotericsoftware.kryo.io.Input.readBytes(Input.java:325)
	at com.esotericsoftware.kryo.serializers.DefaultArraySerializers$ByteArraySerializer.read(DefaultArraySerializers.java:55)
	at com.esotericsoftware.kryo.serializers.DefaultArraySerializers$ByteArraySerializer.read(DefaultArraySerializers.java:38)
	at com.esotericsoftware.kryo.Kryo.readClassAndObject(Kryo.java:813)
	at org.apache.spark.serializer.KryoDeserializationStream.readObject(KryoSerializer.scala:278)
	at org.apache.spark.serializer.DeserializationStream.readValue(Serializer.scala:158)
	at org.apache.spark.serializer.DeserializationStream$$anon$2.getNext(Serializer.scala:188)
	at org.apache.spark.serializer.DeserializationStream$$anon$2.getNext(Serializer.scala:185)
	at org.apache.spark.util.NextIterator.hasNext(NextIterator.scala:73)
	at org.apache.spark.shuffle.sort.UnsafeShuffleWriterSuite.readRecordsFromFile(UnsafeShuffleWriterSuite.java:191)
	at org.apache.spark.shuffle.sort.UnsafeShuffleWriterSuite.writeEnoughDataToTriggerSpill(UnsafeShuffleWriterSuite.java:419)
	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:50)
	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)
	at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
	at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
	at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)
	at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)
	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)
	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)
	at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)
	at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)
	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)
	at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)
	at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)
	at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
	at org.junit.runners.Suite.runChild(Suite.java:128)
	at org.junit.runners.Suite.runChild(Suite.java:27)
</code></pre>