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Exception in thread "classloader-cache-cleanup-0" java.lang.OutOfMemoryError: Java heap space
at scala.collection.convert.DecorateAsScala.mapAsScalaConcurrentMapConverter(DecorateAsScala.scala:77)
at scala.collection.convert.DecorateAsScala.mapAsScalaConcurrentMapConverter$(DecorateAsScala.scala:76)
at scala.collection.JavaConverters$.mapAsScalaConcurrentMapConverter(JavaConverters.scala:77)
at sbt.internal.classpath.ClassLoaderCache.sbt$internal$classpath$ClassLoaderCache$$closeExpiredLoaders(ClassLoaderCache.scala:75)
at sbt.internal.classpath.ClassLoaderCache$CleanupThread.run(ClassLoaderCache.scala:100)
java.lang.OutOfMemoryError: Java heap space
at scala.collection.immutable.HashSet$HashTrieSet.updated0(HashSet.scala:551)
at scala.collection.immutable.HashSet.$plus(HashSet.scala:84)
at scala.collection.immutable.HashSet.$plus(HashSet.scala:35)
at scala.collection.mutable.SetBuilder.$plus$eq(SetBuilder.scala:28)
at scala.collection.mutable.SetBuilder.$plus$eq(SetBuilder.scala:24)
at scala.collection.generic.Growable.loop$1(Growable.scala:56)
at scala.collection.generic.Growable.$plus$plus$eq(Growable.scala:61)
at scala.collection.generic.Growable.$plus$plus$eq$(Growable.scala:53)
at scala.collection.mutable.SetBuilder.$plus$plus$eq(SetBuilder.scala:24)
at scala.collection.generic.GenericTraversableTemplate.$anonfun$flatten$1(GenericTraversableTemplate.scala:174)
at scala.collection.generic.GenericTraversableTemplate$$Lambda$306/0x0000000840471840.apply(Unknown Source)
at scala.collection.Iterator.foreach(Iterator.scala:941)
at scala.collection.Iterator.foreach$(Iterator.scala:941)
at scala.collection.AbstractIterator.foreach(Iterator.scala:1429)
at scala.collection.MapLike$DefaultKeySet.foreach(MapLike.scala:181)
at scala.collection.generic.GenericTraversableTemplate.flatten(GenericTraversableTemplate.scala:173)
at scala.collection.generic.GenericTraversableTemplate.flatten$(GenericTraversableTemplate.scala:171)
at scala.collection.AbstractTraversable.flatten(Traversable.scala:108)
at sbt.internal.AKeyIndex.tasks(KeyIndex.scala:122)
at sbt.internal.KeyIndex0.tasks(KeyIndex.scala:221)
at sbt.internal.Act$.$anonfun$taskKeyExtra$1(Act.scala:115)
at sbt.internal.Act$$$Lambda$4490/0x00000008413a4840.apply(Unknown Source)
at scala.collection.TraversableLike.$anonfun$map$1(TraversableLike.scala:237)
at scala.collection.TraversableLike$$Lambda$17/0x00000008400da840.apply(Unknown Source)
at scala.collection.immutable.List.foreach(List.scala:392)
at scala.collection.TraversableLike.map(TraversableLike.scala:237)
at scala.collection.TraversableLike.map$(TraversableLike.scala:230)
at scala.collection.immutable.List.map(List.scala:298)
at sbt.internal.Act$.taskKeyExtra(Act.scala:113)
at sbt.internal.Act$.$anonfun$scopedKeyFull$5(Act.scala:86)
at sbt.internal.Act$$$Lambda$4481/0x000000084139f840.apply(Unknown Source)
at scala.Function1.$anonfun$andThen$1(Function1.scala:57)
Error during sbt execution: java.lang.OutOfMemoryError: Java heap space
expectation
Clean happens and sbt returns
notes
Relevant stack trace duing the freeze via jstack:
"main" #1 prio=5 os_prio=0 cpu=42036.01ms elapsed=70.11s tid=0x00007f4d78012800 nid=0x6568 runnable [0x00007f4d7d099000]
java.lang.Thread.State: RUNNABLE
at scala.collection.generic.GenericTraversableTemplate.genericBuilder(GenericTraversableTemplate.scala:72)
at scala.collection.generic.GenericTraversableTemplate.genericBuilder$(GenericTraversableTemplate.scala:72)
at scala.collection.AbstractTraversable.genericBuilder(Traversable.scala:108)
at scala.collection.generic.GenTraversableFactory$GenericCanBuildFrom.apply(GenTraversableFactory.scala:59)
at scala.collection.generic.GenTraversableFactory$GenericCanBuildFrom.apply(GenTraversableFactory.scala:54)
at scala.collection.TraversableLike.collect(TraversableLike.scala:273)
at scala.collection.TraversableLike.collect$(TraversableLike.scala:272)
at scala.collection.AbstractTraversable.collect(Traversable.scala:108)
at sbt.internal.util.complete.FixedSetExamples.examplesWithRemovedPrefix(ExampleSource.scala:46)
at sbt.internal.util.complete.FixedSetExamples.withAddedPrefix(ExampleSource.scala:42)
at sbt.internal.util.complete.ParserWithExamples.derive(Parser.scala:866)
at sbt.internal.util.complete.SeqParser.derive(Parser.scala:690)
at sbt.internal.util.complete.MapParser.derive(Parser.scala:767)
at sbt.internal.util.complete.SeqParser.derive(Parser.scala:690)
at sbt.internal.util.complete.MapParser.derive(Parser.scala:767)
at sbt.internal.util.complete.TokenStart.derive(Parser.scala:806)
at sbt.internal.util.complete.ParserWithExamples.derive(Parser.scala:865)
at sbt.internal.util.complete.MapParser.derive(Parser.scala:767)
at sbt.internal.util.complete.BindParser.derive(Parser.scala:752)
at sbt.internal.util.complete.ParserSeq.$anonfun$derive$3(Parser.scala:734)
at sbt.internal.util.complete.ParserSeq$$Lambda$4460/0x00000008413ab840.apply(Unknown Source)
at scala.collection.TraversableLike.$anonfun$map$1(TraversableLike.scala:237)
at scala.collection.TraversableLike$$Lambda$17/0x00000008400db040.apply(Unknown Source)
at scala.collection.immutable.List.foreach(List.scala:392)
at scala.collection.TraversableLike.map(TraversableLike.scala:237)
at scala.collection.TraversableLike.map$(TraversableLike.scala:230)
at scala.collection.immutable.List.map(List.scala:298)
at sbt.internal.util.complete.ParserSeq.derive(Parser.scala:734)
at sbt.internal.util.complete.BindParser.derive(Parser.scala:752)
at sbt.internal.util.complete.MapParser.derive(Parser.scala:767)
at sbt.internal.util.complete.BindParser.derive(Parser.scala:752)
at sbt.internal.util.complete.MatchedString.derive(Parser.scala:792)
at sbt.internal.util.complete.MapParser.derive(Parser.scala:767)
at sbt.internal.util.complete.SeqParser.derive(Parser.scala:690)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.MapParser.derive(Parser.scala:767)
at sbt.internal.util.complete.And.derive(Parser.scala:822)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.MapParser.derive(Parser.scala:767)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.MapParser.derive(Parser.scala:767)
at sbt.internal.util.complete.Repeat.derive(Parser.scala:941)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.MapParser.derive(Parser.scala:767)
at sbt.internal.util.complete.SeqParser.derive(Parser.scala:690)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.HomParser.derive(Parser.scala:703)
at sbt.internal.util.complete.MapParser.derive(Parser.scala:767)
at sbt.internal.util.complete.BindParser.derive(Parser.scala:752)
at sbt.internal.util.complete.MapParser.derive(Parser.scala:767)
at sbt.internal.util.complete.ParserMain.loop$1(Parser.scala:483)
at sbt.internal.util.complete.ParserMain.result(Parser.scala:485)
at sbt.internal.util.complete.ParserMain.result$(Parser.scala:471)
at sbt.internal.util.complete.Parser$.result(Parser.scala:138)
at sbt.internal.util.complete.ParserMain.parse(Parser.scala:434)
at sbt.internal.util.complete.ParserMain.parse$(Parser.scala:433)
at sbt.internal.util.complete.DefaultParsers$.parse(Parsers.scala:344)
at sbt.Command$.process(Command.scala:186)
at sbt.MainLoop$.process$1(MainLoop.scala:188)
at sbt.MainLoop$.processCommand(MainLoop.scala:223)
at sbt.MainLoop$.$anonfun$next$2(MainLoop.scala:142)
at sbt.MainLoop$$$Lambda$622/0x0000000840662040.apply(Unknown Source)
at sbt.State$StateOpsImpl$.runCmd$1(State.scala:273)
at sbt.State$StateOpsImpl$.process$extension(State.scala:277)
at sbt.MainLoop$.$anonfun$next$1(MainLoop.scala:142)
at sbt.MainLoop$$$Lambda$621/0x0000000840660c40.apply(Unknown Source)
at sbt.internal.util.ErrorHandling$.wideConvert(ErrorHandling.scala:19)
at sbt.MainLoop$.next(MainLoop.scala:142)
at sbt.MainLoop$.run(MainLoop.scala:133)
at sbt.MainLoop$.$anonfun$runWithNewLog$1(MainLoop.scala:111)
at sbt.MainLoop$$$Lambda$614/0x000000084065d040.apply(Unknown Source)
at sbt.io.Using.apply(Using.scala:27)
at sbt.MainLoop$.runWithNewLog(MainLoop.scala:105)
at sbt.MainLoop$.runAndClearLast(MainLoop.scala:60)
at sbt.MainLoop$.runLoggedLoop(MainLoop.scala:45)
at sbt.MainLoop$.runLogged(MainLoop.scala:36)
at sbt.StandardMain$.runManaged(Main.scala:124)
at sbt.xMainImpl$.run(Main.scala:67)
at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(java.base@11.0.3/Native Method)
at jdk.internal.reflect.NativeMethodAccessorImpl.invoke(java.base@11.0.3/NativeMethodAccessorImpl.java:62)
at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(java.base@11.0.3/DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(java.base@11.0.3/Method.java:566)
at sbt.internal.XMainConfiguration.runXMain(XMainConfiguration.scala:46)
at sbt.xMain.run(Main.scala:39)
at xsbt.boot.Launch$$anonfun$run$1.apply(Launch.scala:111)
at xsbt.boot.Launch$.withContextLoader(Launch.scala:130)
at xsbt.boot.Launch$.run(Launch.scala:111)
at xsbt.boot.Launch$$anonfun$apply$1.apply(Launch.scala:37)
at xsbt.boot.Launch$.launch(Launch.scala:119)
at xsbt.boot.Launch$.apply(Launch.scala:20)
at xsbt.boot.Boot$.runImpl(Boot.scala:56)
at xsbt.boot.Boot$.main(Boot.scala:18)
at xsbt.boot.Boot.main(Boot.scala)
The step above sounds like a stupid use-case, but it's a simplification of a problem I ran into with the following script invocation:
sbt version:
steps
problem
expectation
Clean happens and sbt returns
notes
Relevant stack trace duing the freeze via
jstack
:The step above sounds like a stupid use-case, but it's a simplification of a problem I ran into with the following script invocation:
The workaround in that case was obviously to remove the cosmetic heading whitespaces, but it took a while to figure it out.
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