Eclipse reports 38 errors & 92 warnings on master

[Mike]

"sbt package" compiles with only a few of these appearing as deprecation 
warnings.  Ideas on whence the discrepancy and how to get rid of the 
rest?

Description	Resource	Path	Location	Type
object yarn is not a member of package org.apache.hadoop	YarnSparkHadoopUtil.scala	/spark-yarn/src/main/scala/spark/deploy/yarn	line 24	Scala Problem
value mergeAll is not a member of org.apache.hadoop.security.Credentials	YarnSparkHadoopUtil.scala	/spark-yarn/src/main/scala/spark/deploy/yarn	line 44	Scala Problem
object yarn is not a member of package org.apache.hadoop	YarnSparkHadoopUtil.scala	/spark-yarn/src/main/scala/spark/deploy/yarn	line 26	Scala Problem
object yarn is not a member of package org.apache.hadoop	WorkerRunnable.scala	/spark-yarn/src/main/scala/spark/deploy/yarn	line 29	Scala Problem
value getCredentials is not a member of org.apache.hadoop.security.UserGroupInformation	WorkerRunnable.scala	/spark-yarn/src/main/scala/spark/deploy/yarn	line 100	Scala Problem
IO error while decoding /home/michael/git/spark/streaming/src/main/scala/spark/streaming/StreamingContext.scala with US-ASCII Please try specifying another one using the -encoding option	spark-streaming		Unknown	Scala Problem
type mismatch; found : java.lang.Object with java.security.PrivilegedExceptionAction[<error>] required: java.security.PrivilegedExceptionAction[Nothing] Note: T >: Nothing (and java.lang.Object with java.security.PrivilegedExceptionAction[<error>] <: java.security.PrivilegedExceptionAction[T]), but Java-defined trait PrivilegedExceptionAction is invariant in type T. You may wish to investigate a wildcard type such as `_ >: Nothing`. (SLS 3.2.10)	WorkerRunnable.scala	/spark-yarn/src/main/scala/spark/deploy/yarn	line 208	Scala Problem
IO error while decoding /home/michael/git/spark/streaming/src/main/scala/spark/streaming/receivers/ActorReceiver.scala with US-ASCII Please try specifying another one using the -encoding option	spark-streaming		Unknown	Scala Problem
IO error while decoding /home/michael/git/spark/streaming/src/main/scala/spark/streaming/api/java/JavaStreamingContext.scala with US-ASCII Please try specifying another one using the -encoding option	spark-streaming		Unknown	Scala Problem
value getId is not a member of type parameter A	YarnAllocationHandler.scala	/spark-yarn/src/main/scala/spark/deploy/yarn	line 144	Scala Problem
value getHostName is not a member of type parameter A	YarnAllocationHandler.scala	/spark-yarn/src/main/scala/spark/deploy/yarn	line 390	Scala Problem
class ConcurrentHashMap cannot be instantiated because it does not conform to its self-type java.util.concurrent.ConcurrentHashMap[K,V]	YarnAllocationHandler.scala	/spark-yarn/src/main/scala/spark/deploy/yarn	line 68	Scala Problem
value start is not a member of AnyRef{def run(): Unit}	ApplicationMaster.scala	/spark-yarn/src/main/scala/spark/deploy/yarn	line 243	Scala Problem
value getId is not a member of type parameter A	YarnAllocationHandler.scala	/spark-yarn/src/main/scala/spark/deploy/yarn	line 197	Scala Problem
value getNodeId is not a member of type parameter A	YarnAllocationHandler.scala	/spark-yarn/src/main/scala/spark/deploy/yarn	line 196	Scala Problem
overloaded method constructor Thread with alternatives: (java.lang.String)java.lang.Thread <and> (java.lang.Runnable)java.lang.Thread cannot be applied to (spark.deploy.yarn.WorkerRunnable)	YarnAllocationHandler.scala	/spark-yarn/src/main/scala/spark/deploy/yarn	line 228	Scala Problem
value getResource is not a member of type parameter A	YarnAllocationHandler.scala	/spark-yarn/src/main/scala/spark/deploy/yarn	line 199	Scala Problem
value getNumContainers is not a member of type parameter A	YarnAllocationHandler.scala	/spark-yarn/src/main/scala/spark/deploy/yarn	line 296	Scala Problem
value getHostName is not a member of type parameter A	YarnAllocationHandler.scala	/spark-yarn/src/main/scala/spark/deploy/yarn	line 295	Scala Problem
Int does not take parameters	ApplicationMaster.scala	/spark-yarn/src/main/scala/spark/deploy/yarn	line 155	Scala Problem
object yarn is not a member of package org.apache.hadoop	ApplicationMaster.scala	/spark-yarn/src/main/scala/spark/deploy/yarn	line 25	Scala Problem
object yarn is not a member of package org.apache.hadoop	YarnAllocationHandler.scala	/spark-yarn/src/main/scala/spark/deploy/yarn	line 25	Scala Problem
value setDaemon is not a member of AnyRef{def run(): Unit}	ApplicationMaster.scala	/spark-yarn/src/main/scala/spark/deploy/yarn	line 242	Scala Problem
value start is not a member of AnyRef{def run(): Unit}	ApplicationMaster.scala	/spark-yarn/src/main/scala/spark/deploy/yarn	line 170	Scala Problem
class HashMap cannot be instantiated because it does not conform to its self-type scala.collection.mutable.HashMap[A,B]	YarnAllocationHandler.scala	/spark-yarn/src/main/scala/spark/deploy/yarn	line 60	Scala Problem
object yarn is not a member of package org.apache.hadoop	YarnAllocationHandler.scala	/spark-yarn/src/main/scala/spark/deploy/yarn	line 26	Scala Problem
value getNewApplication is not a member of AnyRef with AnyRef with ScalaObject	Client.scala	/spark-yarn/src/main/scala/spark/deploy/yarn	line 54	Scala Problem
value submitApplication is not a member of AnyRef with AnyRef with ScalaObject	Client.scala	/spark-yarn/src/main/scala/spark/deploy/yarn	line 279	Scala Problem
value getYarnClusterMetrics is not a member of AnyRef with AnyRef with ScalaObject	Client.scala	/spark-yarn/src/main/scala/spark/deploy/yarn	line 75	Scala Problem
IO error while decoding /home/michael/git/spark/streaming/src/main/scala/spark/streaming/receivers/ZeroMQReceiver.scala with US-ASCII Please try specifying another one using the -encoding option	spark-streaming		Unknown	Scala Problem
value getQueueInfo is not a member of AnyRef with AnyRef with ScalaObject	Client.scala	/spark-yarn/src/main/scala/spark/deploy/yarn	line 78	Scala Problem
Master is not a member of org.apache.hadoop.mapred	Client.scala	/spark-yarn/src/main/scala/spark/deploy/yarn	line 24	Scala Problem
object yarn is not a member of package org.apache.hadoop	Client.scala	/spark-yarn/src/main/scala/spark/deploy/yarn	line 28	Scala Problem
value getCredentials is not a member of org.apache.hadoop.security.UserGroupInformation	Client.scala	/spark-yarn/src/main/scala/spark/deploy/yarn	line 47	Scala Problem
value addCredentials is not a member of org.apache.hadoop.security.UserGroupInformation	Client.scala	/spark-yarn/src/main/scala/spark/deploy/yarn	line 152	Scala Problem
object yarn is not a member of package org.apache.hadoop	YarnAllocationHandler.scala	/spark-yarn/src/main/scala/spark/deploy/yarn	line 29	Scala Problem
value getApplicationReport is not a member of AnyRef with AnyRef with ScalaObject	Client.scala	/spark-yarn/src/main/scala/spark/deploy/yarn	line 285	Scala Problem
object yarn is not a member of package org.apache.hadoop	YarnAllocationHandler.scala	/spark-yarn/src/main/scala/spark/deploy/yarn	line 23	Scala Problem

Description	Resource	Path	Location	Type
The serializable class does not declare a static final serialVersionUID field of type long	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 559	Java Problem
The serializable class does not declare a static final serialVersionUID field of type long	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 579	Java Problem
The serializable class does not declare a static final serialVersionUID field of type long	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 589	Java Problem
The serializable class does not declare a static final serialVersionUID field of type long	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 609	Java Problem
Type safety: Unchecked invocation newAPIHadoopFile(String, Class<SequenceFileInputFormat>, Class<IntWritable>, Class<Text>, Configuration) of the generic method newAPIHadoopFile(String, Class<F>, Class<K>, Class<V>, Configuration) of type JavaSparkContext	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 616	Java Problem
Type safety: The expression of type JavaPairRDD needs unchecked conversion to conform to JavaPairRDD<IntWritable,Text>	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 616	Java Problem
The serializable class does not declare a static final serialVersionUID field of type long	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 619	Java Problem
The serializable class does not declare a static final serialVersionUID field of type long	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 667	Java Problem
Type safety: Unchecked invocation hadoopFile(String, Class<SequenceFileInputFormat>, Class<IntWritable>, Class<Text>) of the generic method hadoopFile(String, Class<F>, Class<K>, Class<V>) of type JavaSparkContext	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 674	Java Problem
The serializable class JavaKMeansSuite does not declare a static final serialVersionUID field of type long	JavaKMeansSuite.java	/spark-mllib/src/test/java/spark/mllib/clustering	line 32	Java Problem
Type safety: The expression of type JavaPairRDD needs unchecked conversion to conform to JavaPairRDD<IntWritable,Text>	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 674	Java Problem
ArrayList is a raw type. References to generic type ArrayList<E> should be parameterized	JavaKMeansSuite.java	/spark-mllib/src/test/java/spark/mllib/clustering	line 80	Java Problem
The serializable class does not declare a static final serialVersionUID field of type long	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 676	Java Problem
Type safety: The expression of type ArrayList needs unchecked conversion to conform to List<double[]>	JavaKMeansSuite.java	/spark-mllib/src/test/java/spark/mllib/clustering	line 80	Java Problem
The serializable class does not declare a static final serialVersionUID field of type long	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 696	Java Problem
Type safety: Unchecked invocation hadoopFile(String, Class<SequenceFileInputFormat>, Class<IntWritable>, Class<Text>) of the generic method hadoopFile(String, Class<F>, Class<K>, Class<V>) of type JavaSparkContext	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 704	Java Problem
Type safety: The expression of type JavaPairRDD needs unchecked conversion to conform to JavaPairRDD<IntWritable,Text>	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 704	Java Problem
The serializable class does not declare a static final serialVersionUID field of type long	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 707	Java Problem
The serializable class does not declare a static final serialVersionUID field of type long	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 719	Java Problem
The serializable class does not declare a static final serialVersionUID field of type long	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 760	Java Problem
The serializable class does not declare a static final serialVersionUID field of type long	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 734	Java Problem
The serializable class does not declare a static final serialVersionUID field of type long	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 776	Java Problem
The serializable class does not declare a static final serialVersionUID field of type long	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 768	Java Problem
Type safety: The expression of type ArrayList needs unchecked conversion to conform to List<double[]>	JavaKMeansSuite.java	/spark-mllib/src/test/java/spark/mllib/clustering	line 97	Java Problem
The serializable class does not declare a static final serialVersionUID field of type long	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 806	Java Problem
The serializable class does not declare a static final serialVersionUID field of type long	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 791	Java Problem
ArrayList is a raw type. References to generic type ArrayList<E> should be parameterized	JavaKMeansSuite.java	/spark-mllib/src/test/java/spark/mllib/clustering	line 97	Java Problem
The serializable class does not declare a static final serialVersionUID field of type long	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 852	Java Problem
The serializable class does not declare a static final serialVersionUID field of type long	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 845	Java Problem
The serializable class DoubleFlatMapFunction does not declare a static final serialVersionUID field of type long	DoubleFlatMapFunction.java	/spark-core/src/main/scala/spark/api/java/function	line 30	Java Problem
Type safety: Unchecked cast from ClassManifest<Object> to ClassManifest<K>	PairFlatMapFunction.java	/spark-core/src/main/scala/spark/api/java/function	line 40	Java Problem
Type safety: Unchecked cast from ClassManifest<Object> to ClassManifest<V>	PairFlatMapFunction.java	/spark-core/src/main/scala/spark/api/java/function	line 44	Java Problem
method stop in class Thread is deprecated: see corresponding Javadoc for more information.	SparkILoop.scala	/spark-repl/src/main/scala/spark/repl	line 141	Scala Problem
The import java.util.Arrays is never used	JavaSparkContextVarargsWorkaround.java	/spark-core/src/main/scala/spark/api/java	line 20	Java Problem
Type safety: Potential heap pollution via varargs parameter rdds	JavaSparkContextVarargsWorkaround.java	/spark-core/src/main/scala/spark/api/java	line 27	Java Problem
Type safety: Potential heap pollution via varargs parameter rdds	JavaSparkContextVarargsWorkaround.java	/spark-core/src/main/scala/spark/api/java	line 49	Java Problem
The serializable class JavaSVMSuite does not declare a static final serialVersionUID field of type long	JavaSVMSuite.java	/spark-mllib/src/test/java/spark/mllib/classification	line 34	Java Problem
The import io.netty.channel.Channel is never used	FileServer.java	/spark-core/src/main/java/spark/network/netty	line 23	Java Problem
The serializable class Function2 does not declare a static final serialVersionUID field of type long	Function2.java	/spark-core/src/main/scala/spark/api/java/function	line 29	Java Problem
The import scala.runtime.AbstractFunction2 is never used	Function2.java	/spark-core/src/main/scala/spark/api/java/function	line 22	Java Problem
method cleanupJob in class OutputCommitter is deprecated: see corresponding Javadoc for more information.	SparkHadoopWriter.scala	/spark-core/src/main/scala/spark	line 129	Scala Problem
Type safety: Unchecked cast from ClassManifest<Object> to ClassManifest<R>	Function2.java	/spark-core/src/main/scala/spark/api/java/function	line 35	Java Problem
Type safety: Unchecked cast from ClassManifest<Object> to ClassManifest<R>	Function.java	/spark-core/src/main/scala/spark/api/java/function	line 36	Java Problem
The serializable class Function does not declare a static final serialVersionUID field of type long	Function.java	/spark-core/src/main/scala/spark/api/java/function	line 32	Java Problem
The serializable class JavaLassoSuite does not declare a static final serialVersionUID field of type long	JavaLassoSuite.java	/spark-mllib/src/test/java/spark/mllib/regression	line 31	Java Problem
The import scala.runtime.AbstractFunction1 is never used	Function.java	/spark-core/src/main/scala/spark/api/java/function	line 22	Java Problem
method mapPartitionsWithSplit in class RDD is deprecated: use mapPartitionsWithIndex	RDDSuite.scala	/spark-core/src/test/scala/spark	line 50	Scala Problem
The import scala.runtime.AbstractFunction1 is never used	DoubleFunction.java	/spark-core/src/main/scala/spark/api/java/function	line 21	Java Problem
The serializable class DoubleFunction does not declare a static final serialVersionUID field of type long	DoubleFunction.java	/spark-core/src/main/scala/spark/api/java/function	line 30	Java Problem
The import scala.Tuple2 is never used	JavaALSSuite.java	/spark-mllib/src/test/java/spark/mllib/recommendation	line 23	Java Problem
The serializable class PairFlatMapFunction does not declare a static final serialVersionUID field of type long	PairFlatMapFunction.java	/spark-core/src/main/scala/spark/api/java/function	line 33	Java Problem
The serializable class JavaALSSuite does not declare a static final serialVersionUID field of type long	JavaALSSuite.java	/spark-mllib/src/test/java/spark/mllib/recommendation	line 35	Java Problem
The import scala.runtime.AbstractFunction1 is never used	PairFlatMapFunction.java	/spark-core/src/main/scala/spark/api/java/function	line 23	Java Problem
The serializable class does not declare a static final serialVersionUID field of type long	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 143	Java Problem
The serializable class does not declare a static final serialVersionUID field of type long	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 166	Java Problem
Type safety: A generic array of JavaRDD<String> is created for a varargs parameter	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 88	Java Problem
The import io.netty.channel.ChannelFutureListener is never used	FileClient.java	/spark-core/src/main/java/spark/network/netty	line 23	Java Problem
Type safety: A generic array of JavaPairRDD<Integer,Integer> is created for a varargs parameter	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 109	Java Problem
The import io.netty.channel.ChannelFuture is never used	FileClient.java	/spark-core/src/main/java/spark/network/netty	line 22	Java Problem
The serializable class JavaAPISuite does not declare a static final serialVersionUID field of type long	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 55	Java Problem
The serializable class ReverseIntComparator does not declare a static final serialVersionUID field of type long	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 71	Java Problem
method cleanupJob in class OutputCommitter is deprecated: see corresponding Javadoc for more information.	PairRDDFunctions.scala	/spark-core/src/main/scala/spark	line 592	Scala Problem
type <error> in type pattern <error> is unchecked since it is eliminated by erasure	ApplicationMaster.scala	/spark-yarn/src/main/scala/spark/deploy/yarn	line 137	Scala Problem
The value of the local variable sample is not used	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 325	Java Problem
The serializable class does not declare a static final serialVersionUID field of type long	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 341	Java Problem
The serializable class does not declare a static final serialVersionUID field of type long	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 295	Java Problem
The value of the local variable firstTwo is not used	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 324	Java Problem
The serializable class does not declare a static final serialVersionUID field of type long	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 258	Java Problem
The serializable class does not declare a static final serialVersionUID field of type long	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 280	Java Problem
The serializable class does not declare a static final serialVersionUID field of type long	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 220	Java Problem
The serializable class does not declare a static final serialVersionUID field of type long	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 233	Java Problem
Type safety: Unchecked cast from ClassManifest<Object> to ClassManifest<K>	PairFunction.java	/spark-core/src/main/scala/spark/api/java/function	line 39	Java Problem
The serializable class does not declare a static final serialVersionUID field of type long	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 382	Java Problem
Type safety: Unchecked cast from ClassManifest<Object> to ClassManifest<V>	PairFunction.java	/spark-core/src/main/scala/spark/api/java/function	line 43	Java Problem
The value of the local variable strings is not used	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 382	Java Problem
The serializable class does not declare a static final serialVersionUID field of type long	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 376	Java Problem
The value of the local variable pairs is not used	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 376	Java Problem
The serializable class JavaLogisticRegressionSuite does not declare a static final serialVersionUID field of type long	JavaLogisticRegressionSuite.java	/spark-mllib/src/test/java/spark/mllib/classification	line 33	Java Problem
The serializable class does not declare a static final serialVersionUID field of type long	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 370	Java Problem
The value of the local variable doubles is not used	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 370	Java Problem
The value of the local variable take is not used	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 364	Java Problem
The import scala.runtime.AbstractFunction1 is never used	PairFunction.java	/spark-core/src/main/scala/spark/api/java/function	line 23	Java Problem
The value of the local variable first is not used	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 363	Java Problem
The serializable class PairFunction does not declare a static final serialVersionUID field of type long	PairFunction.java	/spark-core/src/main/scala/spark/api/java/function	line 32	Java Problem
The serializable class does not declare a static final serialVersionUID field of type long	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 550	Java Problem
The serializable class does not declare a static final serialVersionUID field of type long	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 462	Java Problem
The serializable class does not declare a static final serialVersionUID field of type long	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 450	Java Problem
The serializable class does not declare a static final serialVersionUID field of type long	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 441	Java Problem
The value of the local variable x is not used	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 425	Java Problem
The serializable class does not declare a static final serialVersionUID field of type long	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 417	Java Problem
The serializable class does not declare a static final serialVersionUID field of type long	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 404	Java Problem
The serializable class does not declare a static final serialVersionUID field of type long	JavaAPISuite.java	/spark-core/src/test/scala/spark	line 394	Java Problem