// Some stack traces of a bug which has been hitting me regularly
// for over a year (as of oct 2010.) Manifestation: partest hangs.
// These are some of the regulars among the thread dumps.

"main" prio=5 tid=101801000 nid=0x100501000 in Object.wait() [1004ff000]
   java.lang.Thread.State: WAITING (on object monitor)
 at java.lang.Object.wait(Native Method)
 - waiting on <112bcc7c0> (a scala.actors.ActorProxy)
 at java.lang.Object.wait(Object.java:485)
 at scala.actors.Actor$class.liftedTree1$1(Actor.scala:644)
 at scala.actors.Actor$class.scala$actors$Actor$$suspendActor(Actor.scala:643)
 - locked <112bcc7c0> (a scala.actors.ActorProxy)
 at scala.actors.Actor$blocker$.block(Actor.scala:634)
 at scala.actors.scheduler.ForkJoinScheduler$$anon$2.block(ForkJoinScheduler.scala:145)
 at scala.concurrent.forkjoin.ForkJoinPool.awaitBlocker(ForkJoinPool.java:1791)
 at scala.concurrent.forkjoin.ForkJoinPool.managedBlock(ForkJoinPool.java:1781)
 at scala.actors.scheduler.ForkJoinScheduler.managedBlock(ForkJoinScheduler.scala:144)
 at scala.actors.scheduler.DelegatingScheduler$class.managedBlock(DelegatingScheduler.scala:73)
 at scala.actors.Scheduler$.managedBlock(Scheduler.scala:21)
 at scala.actors.Actor$class.receiveWithin(Actor.scala:576)
 - locked <112bcc7c0> (a scala.actors.ActorProxy)
 at scala.actors.ActorProxy.receiveWithin(ActorProxy.scala:20)
 at scala.actors.Actor$.receiveWithin(Actor.scala:204)
 at scala.tools.partest.nest.DirectRunner$$anonfun$runTestsForFiles$1.apply(DirectRunner.scala:65)
 at scala.tools.partest.nest.DirectRunner$$anonfun$runTestsForFiles$1.apply(DirectRunner.scala:64)


"ForkJoinPool-4-worker-11" daemon prio=5 tid=19b680000 nid=0x19d50d000 runnable [19d50b000]
   java.lang.Thread.State: RUNNABLE
 at java.util.zip.ZipFile.getNextEntry(Native Method)
 at java.util.zip.ZipFile.access$400(ZipFile.java:29)
 at java.util.zip.ZipFile$2.nextElement(ZipFile.java:313)
 - locked <12581d1e0> (a java.util.zip.ZipFile)
 at java.util.zip.ZipFile$2.nextElement(ZipFile.java:299)
 at scala.collection.JavaConversions$JEnumerationWrapper.next(JavaConversions.scala:573)
 at scala.collection.Iterator$class.foreach(Iterator.scala:631)
 at scala.collection.JavaConversions$JEnumerationWrapper.foreach(JavaConversions.scala:571)
 at scala.collection.IterableLike$class.foreach(IterableLike.scala:79)
 at scala.tools.nsc.io.ZipArchive$$anon$1.foreach(ZipArchive.scala:246)
 at scala.tools.nsc.io.ZipContainer$ZipRootCreator.apply(ZipArchive.scala:143)
 at scala.tools.nsc.io.ZipArchive.root(ZipArchive.scala:204)
 - locked <12581d240> (a scala.tools.nsc.io.ZipArchive)
 at scala.tools.nsc.io.ZipContainer$class.iterator(ZipArchive.scala:170)
 at scala.tools.nsc.io.ZipArchive.iterator(ZipArchive.scala:197)
 at scala.collection.IterableLike$class.foreach(IterableLike.scala:79)
 at scala.tools.nsc.io.AbstractFile.foreach(AbstractFile.scala:84)
 at scala.collection.TraversableLike$class.collect(TraversableLike.scala:271)
 at scala.tools.nsc.io.AbstractFile.collect(AbstractFile.scala:84)
 at scala.tools.nsc.util.DirectoryClassPath.classes(ClassPath.scala:315)
 - locked <12581d2c8> (a scala.tools.nsc.util.DirectoryClassPath)
 at scala.tools.nsc.util.MergedClassPath$$anonfun$classes$3.apply(ClassPath.scala:342)
 at scala.tools.nsc.util.MergedClassPath$$anonfun$classes$3.apply(ClassPath.scala:342)
 at scala.collection.LinearSeqOptimized$class.foreach(LinearSeqOptimized.scala:61)
 at scala.collection.immutable.List.foreach(List.scala:45)
 at scala.tools.nsc.util.MergedClassPath.classes(ClassPath.scala:342)
 - locked <12581d390> (a scala.tools.nsc.util.JavaClassPath)
 at scala.tools.nsc.symtab.SymbolLoaders$PackageLoader.doComplete(SymbolLoaders.scala:150)
 at scala.tools.nsc.symtab.SymbolLoaders$SymbolLoader.complete(SymbolLoaders.scala:58)
 at scala.tools.nsc.symtab.SymbolLoaders$SymbolLoader.complete(SymbolLoaders.scala:32)
 at scala.tools.nsc.symtab.Symbols$Symbol.info(Symbols.scala:730)
 at scala.tools.nsc.symtab.Definitions$definitions$.init(Definitions.scala:827)
 at scala.tools.nsc.Global$Run.<init>(Global.scala:626)


at java.util.zip.ZipFile.getNextEntry(Native Method)
at java.util.zip.ZipFile.access$400(ZipFile.java:29)
at java.util.zip.ZipFile$2.nextElement(ZipFile.java:313)
- locked <113014f40> (a java.util.zip.ZipFile)
at java.util.zip.ZipFile$2.nextElement(ZipFile.java:299)
at scala.collection.JavaConversions$JEnumerationWrapper.next(JavaConversions.scala:556)
at scala.collection.Iterator$class.foreach(Iterator.scala:631)
at scala.collection.JavaConversions$JEnumerationWrapper.foreach(JavaConversions.scala:554)
at scala.collection.IterableLike$class.foreach(IterableLike.scala:79)
at scala.tools.nsc.io.ZipArchive$$anon$1.foreach(ZipArchive.scala:246)
at scala.tools.nsc.io.ZipContainer$ZipRootCreator.apply(ZipArchive.scala:143)
  at scala.tools.nsc.io.ZipArchive.root(ZipArchive.scala:204)
- locked <113018658> (a scala.tools.nsc.io.ZipArchive)
at scala.tools.nsc.io.ZipContainer$class.iterator(ZipArchive.scala:170)
at scala.tools.nsc.io.ZipArchive.iterator(ZipArchive.scala:197)
at scala.collection.IterableLike$class.foreach(IterableLike.scala:79)
at scala.tools.nsc.io.AbstractFile.foreach(AbstractFile.scala:84)
at scala.collection.TraversableLike$class.collect(TraversableLike.scala:271)
at scala.tools.nsc.io.AbstractFile.collect(AbstractFile.scala:84)
at scala.tools.nsc.util.DirectoryClassPath.classes(ClassPath.scala:315)
- locked <1130186e0> (a scala.tools.nsc.util.DirectoryClassPath)
at scala.tools.nsc.util.MergedClassPath$$anonfun$classes$3.apply(ClassPath.scala:342)
at scala.tools.nsc.util.MergedClassPath$$anonfun$classes$3.apply(ClassPath.scala:342)
at scala.collection.LinearSeqOptimized$class.foreach(LinearSeqOptimized.scala:61)
at scala.collection.immutable.List.foreach(List.scala:45)
at scala.tools.nsc.util.MergedClassPath.classes(ClassPath.scala:342)
- locked <1130187a8> (a scala.tools.nsc.util.JavaClassPath)
at scala.tools.nsc.symtab.SymbolLoaders$PackageLoader.doComplete(SymbolLoaders.scala:150)
 +