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Another crasher - recursive methods this time #8

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VladUreche opened this issue Nov 14, 2012 · 2 comments
Closed

Another crasher - recursive methods this time #8

VladUreche opened this issue Nov 14, 2012 · 2 comments

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@VladUreche
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$ cat ../miniboxing-plugin/test/bugs/8.scala
class BUG8[@miniboxing.plugin.minispec T](tail: BUG8[T]) {
  def contains(e: T): Boolean = tail.contains(e)
}
$ build/quick/bin/scalac -d mboxing -cp ../miniboxing-plugin/components/runtime/target/scala-2.10/miniboxing-runime_2.10-0.1-SNAPSHOT.jar:../miniboxing-plugin/components/plugin/target/scala-2.10/miniboxing-plugin_2.10-0.1-SNAPSHOT.jar -Xplugin:../miniboxing-plugin/components/plugin/target/scala-2.10/miniboxing-plugin_2.10-0.1-SNAPSHOT.jar ../miniboxing-plugin/test/bugs/8.scala

Specializing class BUG8...
-------------- WIDENDED CLAZZ ----------------
BUG8
private[this] val tail: BUG8[T]
def <init>(tail: BUG8[T],val T_TypeTag: Byte): BUG8[T]
def contains(e: T): Boolean
private[this] val T_TypeTag: Byte
def contains_J(e: Long): Boolean
-------------- INTERFACE ----------------
BUG8_interface
def contains(e: Tsp): Boolean
def contains_J(e: Long): Boolean
-------------- ORIGINAL CLASS ----------------
BUG8
private[this] val tail: BUG8[T]
def <init>(tail: BUG8[T],val T_TypeTag: Byte): BUG8[T]
def contains(e: T): Boolean
private[this] val T_TypeTag: Byte
def contains_J(e: Long): Boolean
------------ SPEC CLASS ------------
BUG8_J
def contains_J(e: Long): Boolean
private[this] val tail: BUG8_interface[Long]
def contains(e: Tsp): Boolean
def <init>(tail: BUG8_interface[Long],val T_TypeTag: Byte): BUG8_J[Tsp]
private[this] val T_TypeTag: Byte
------------ SPEC CLASS ------------
BUG8_L
def contains_J(e: Long): Boolean
private[this] val tail: BUG8_interface[Tsp]
def contains(e: Tsp): Boolean
def <init>(tail: BUG8_interface[Tsp],val T_TypeTag: Byte): BUG8_L[Tsp]
private[this] val T_TypeTag: Byte
-------------- TEMPLATE MEMBERS ----------------
BUG8.tail
BUG8.<init>
BUG8.contains
collected BUG8.tail
collected BUG8.<init>
collected BUG8.contains
uncurrying: BUG8.super.<init>
uncurrying: BUG8.this.tail.contains
uncurrying: BUG8.this.contains
uncurrying: MiniboxConversions.this.minibox2box[Nothing]
uncurrying: BUG8_L.this.contains
uncurrying: MiniboxConversions.this.minibox2box[Nothing]
uncurrying: BUG8.this.tail.<contains: error>

     while compiling: ../miniboxing-plugin/test/bugs/8.scala
        during phase: uncurry
     library version: version 2.10.1-20121112-131306-1a6c859710
    compiler version: version 2.10.1-20121112-131306-1a6c859710
  reconstructed args: -d mboxing -Xplugin:../miniboxing-plugin/components/plugin/target/scala-2.10/miniboxing-plugin_2.10-0.1-SNAPSHOT.jar -classpath ../miniboxing-plugin/components/runtime/target/scala-2.10/miniboxing-runime_2.10-0.1-SNAPSHOT.jar:../miniboxing-plugin/components/plugin/target/scala-2.10/miniboxing-plugin_2.10-0.1-SNAPSHOT.jar

  last tree to typer: term <empty>
              symbol: package <empty> (flags: final <module> <package> <java> <static> <triedcooking>)
   symbol definition: final package <empty>
                 tpe: <notype>
       symbol owners: package <empty> -> package <root>
      context owners: value e -> method contains -> class BUG8_L -> package <empty>

== Enclosing template or block ==

DefDef( // def contains(e: Tsp): Boolean in class BUG8_L
  <method> <triedcooking> <synchronized>
  "contains"
  []
  // 1 parameter list
  ValDef( // e: Tsp
    <param> <triedcooking>
    "e"
    <tpt> // tree.tpe=Tsp
    <empty>
  )
  <tpt> // tree.tpe=Boolean
  Apply( // val <error>: <error> in class <error>, tree.tpe=<error>
    BUG8.this."tail"."contains" // val <error>: <error> in class <error>
    "e" // e: T, tree.tpe=T
  )
)

== Expanded type of tree ==

<notype>

unhandled exception while transforming 8.scala
error: 
     while compiling: ../miniboxing-plugin/test/bugs/8.scala
        during phase: uncurry
     library version: version 2.10.1-20121112-131306-1a6c859710
    compiler version: version 2.10.1-20121112-131306-1a6c859710
  reconstructed args: -d mboxing -Xplugin:../miniboxing-plugin/components/plugin/target/scala-2.10/miniboxing-plugin_2.10-0.1-SNAPSHOT.jar -classpath ../miniboxing-plugin/components/runtime/target/scala-2.10/miniboxing-runime_2.10-0.1-SNAPSHOT.jar:../miniboxing-plugin/components/plugin/target/scala-2.10/miniboxing-plugin_2.10-0.1-SNAPSHOT.jar

  last tree to typer: term <empty>
              symbol: package <empty> (flags: final <module> <package> <java> <static> <triedcooking>)
   symbol definition: final package <empty>
                 tpe: <notype>
       symbol owners: package <empty> -> package <root>
      context owners: value e -> method contains -> class BUG8_L -> package <empty>

== Enclosing template or block ==

DefDef( // def contains(e: Tsp): Boolean in class BUG8_L
  <method> <triedcooking> <synchronized>
  "contains"
  []
  // 1 parameter list
  ValDef( // e: Tsp
    <param> <triedcooking>
    "e"
    <tpt> // tree.tpe=Tsp
    <empty>
  )
  <tpt> // tree.tpe=Boolean
  Apply( // val <error>: <error> in class <error>, tree.tpe=<error>
    BUG8.this."tail"."contains" // val <error>: <error> in class <error>
    "e" // e: T, tree.tpe=T
  )
)

== Expanded type of tree ==

<notype>

uncaught exception during compilation: java.lang.NullPointerException
error: java.lang.NullPointerException
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer$$anonfun$18.apply(UnCurry.scala:624)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer$$anonfun$18.apply(UnCurry.scala:622)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer.withNeedLift$1(UnCurry.scala:534)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer.mainTransform(UnCurry.scala:622)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer.transform(UnCurry.scala:122)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer.transform(UnCurry.scala:82)
    at scala.reflect.internal.Trees$$anonfun$itransform$2.apply(Trees.scala:1193)
    at scala.reflect.internal.Trees$$anonfun$itransform$2.apply(Trees.scala:1191)
    at scala.reflect.api.Trees$Transformer.atOwner(Trees.scala:2872)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.atOwner(TypingTransformers.scala:34)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.atOwner(TypingTransformers.scala:28)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.atOwner(TypingTransformers.scala:19)
    at scala.reflect.internal.Trees$class.itransform(Trees.scala:1190)
    at scala.reflect.internal.SymbolTable.itransform(SymbolTable.scala:12)
    at scala.reflect.internal.SymbolTable.itransform(SymbolTable.scala:12)
    at scala.reflect.api.Trees$Transformer.transform(Trees.scala:2833)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.transform(TypingTransformers.scala:48)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer.scala$tools$nsc$transform$UnCurry$UnCurryTransformer$$super$transform(UnCurry.scala:598)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer$$anonfun$12.apply(UnCurry.scala:598)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer$$anonfun$12.apply(UnCurry.scala:581)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer.withNeedLift$1(UnCurry.scala:534)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer.mainTransform(UnCurry.scala:580)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer.transform(UnCurry.scala:122)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer.transform(UnCurry.scala:82)
    at scala.reflect.api.Trees$Transformer$$anonfun$transformStats$1.apply(Trees.scala:2863)
    at scala.reflect.api.Trees$Transformer$$anonfun$transformStats$1.apply(Trees.scala:2861)
    at scala.collection.immutable.List.loop$1(List.scala:164)
    at scala.collection.immutable.List.mapConserve(List.scala:180)
    at scala.reflect.api.Trees$Transformer.transformStats(Trees.scala:2861)
    at scala.reflect.internal.Trees$class.itransform(Trees.scala:1234)
    at scala.reflect.internal.SymbolTable.itransform(SymbolTable.scala:12)
    at scala.reflect.internal.SymbolTable.itransform(SymbolTable.scala:12)
    at scala.reflect.api.Trees$Transformer.transform(Trees.scala:2833)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.scala$tools$nsc$transform$TypingTransformers$TypingTransformer$$super$transform(TypingTransformers.scala:44)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer$$anonfun$transform$1.apply(TypingTransformers.scala:44)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer$$anonfun$transform$1.apply(TypingTransformers.scala:44)
    at scala.reflect.api.Trees$Transformer.atOwner(Trees.scala:2872)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.atOwner(TypingTransformers.scala:34)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.atOwner(TypingTransformers.scala:28)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.transform(TypingTransformers.scala:44)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer.scala$tools$nsc$transform$UnCurry$UnCurryTransformer$$super$transform(UnCurry.scala:598)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer$$anonfun$23.apply(UnCurry.scala:656)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer$$anonfun$23.apply(UnCurry.scala:656)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer.scala$tools$nsc$transform$UnCurry$UnCurryTransformer$$withInConstructorFlag$1(UnCurry.scala:561)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer.mainTransform(UnCurry.scala:656)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer.transform(UnCurry.scala:122)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer.transform(UnCurry.scala:82)
    at scala.reflect.api.Trees$Transformer.transformTemplate(Trees.scala:2840)
    at scala.reflect.internal.Trees$$anonfun$itransform$4.apply(Trees.scala:1238)
    at scala.reflect.internal.Trees$$anonfun$itransform$4.apply(Trees.scala:1237)
    at scala.reflect.api.Trees$Transformer.atOwner(Trees.scala:2872)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.atOwner(TypingTransformers.scala:34)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.atOwner(TypingTransformers.scala:28)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.atOwner(TypingTransformers.scala:19)
    at scala.reflect.internal.Trees$class.itransform(Trees.scala:1236)
    at scala.reflect.internal.SymbolTable.itransform(SymbolTable.scala:12)
    at scala.reflect.internal.SymbolTable.itransform(SymbolTable.scala:12)
    at scala.reflect.api.Trees$Transformer.transform(Trees.scala:2833)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.transform(TypingTransformers.scala:48)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer.mainTransform(UnCurry.scala:659)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer.transform(UnCurry.scala:122)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer.transform(UnCurry.scala:82)
    at scala.reflect.api.Trees$Transformer$$anonfun$transformStats$1.apply(Trees.scala:2863)
    at scala.reflect.api.Trees$Transformer$$anonfun$transformStats$1.apply(Trees.scala:2861)
    at scala.collection.immutable.List.loop$1(List.scala:164)
    at scala.collection.immutable.List.mapConserve(List.scala:180)
    at scala.reflect.api.Trees$Transformer.transformStats(Trees.scala:2861)
    at scala.reflect.internal.Trees$$anonfun$itransform$7.apply(Trees.scala:1256)
    at scala.reflect.internal.Trees$$anonfun$itransform$7.apply(Trees.scala:1256)
    at scala.reflect.api.Trees$Transformer.atOwner(Trees.scala:2872)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.atOwner(TypingTransformers.scala:34)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.atOwner(TypingTransformers.scala:28)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.atOwner(TypingTransformers.scala:19)
    at scala.reflect.internal.Trees$class.itransform(Trees.scala:1255)
    at scala.reflect.internal.SymbolTable.itransform(SymbolTable.scala:12)
    at scala.reflect.internal.SymbolTable.itransform(SymbolTable.scala:12)
    at scala.reflect.api.Trees$Transformer.transform(Trees.scala:2833)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.scala$tools$nsc$transform$TypingTransformers$TypingTransformer$$super$transform(TypingTransformers.scala:44)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer$$anonfun$transform$2.apply(TypingTransformers.scala:46)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer$$anonfun$transform$2.apply(TypingTransformers.scala:46)
    at scala.reflect.api.Trees$Transformer.atOwner(Trees.scala:2872)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.atOwner(TypingTransformers.scala:34)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.atOwner(TypingTransformers.scala:28)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.transform(TypingTransformers.scala:46)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer.mainTransform(UnCurry.scala:659)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer.transform(UnCurry.scala:122)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer.transform(UnCurry.scala:82)
    at scala.tools.nsc.ast.Trees$Transformer.transformUnit(Trees.scala:227)
    at scala.tools.nsc.transform.Transform$Phase.apply(Transform.scala:30)
    at scala.tools.nsc.Global$GlobalPhase.applyPhase(Global.scala:461)
    at scala.tools.nsc.Global$GlobalPhase$$anonfun$run$1.apply(Global.scala:428)
    at scala.tools.nsc.Global$GlobalPhase$$anonfun$run$1.apply(Global.scala:428)
    at scala.collection.Iterator$class.foreach(Iterator.scala:727)
    at scala.collection.AbstractIterator.foreach(Iterator.scala:1156)
    at scala.tools.nsc.Global$GlobalPhase.run(Global.scala:428)
    at scala.tools.nsc.Global$Run.compileUnitsInternal(Global.scala:1574)
    at scala.tools.nsc.Global$Run.compileUnits(Global.scala:1548)
    at scala.tools.nsc.Global$Run.compileSources(Global.scala:1544)
    at scala.tools.nsc.Global$Run.compile(Global.scala:1654)
    at scala.tools.nsc.Driver.doCompile(Driver.scala:33)
    at scala.tools.nsc.Main$.doCompile(Main.scala:79)
    at scala.tools.nsc.Driver.process(Driver.scala:54)
    at scala.tools.nsc.Driver.main(Driver.scala:67)
    at scala.tools.nsc.Main.main(Main.scala)

Exception in thread "main" java.lang.NullPointerException
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer$$anonfun$18.apply(UnCurry.scala:624)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer$$anonfun$18.apply(UnCurry.scala:622)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer.withNeedLift$1(UnCurry.scala:534)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer.mainTransform(UnCurry.scala:622)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer.transform(UnCurry.scala:122)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer.transform(UnCurry.scala:82)
    at scala.reflect.internal.Trees$$anonfun$itransform$2.apply(Trees.scala:1193)
    at scala.reflect.internal.Trees$$anonfun$itransform$2.apply(Trees.scala:1191)
    at scala.reflect.api.Trees$Transformer.atOwner(Trees.scala:2872)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.atOwner(TypingTransformers.scala:34)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.atOwner(TypingTransformers.scala:28)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.atOwner(TypingTransformers.scala:19)
    at scala.reflect.internal.Trees$class.itransform(Trees.scala:1190)
    at scala.reflect.internal.SymbolTable.itransform(SymbolTable.scala:12)
    at scala.reflect.internal.SymbolTable.itransform(SymbolTable.scala:12)
    at scala.reflect.api.Trees$Transformer.transform(Trees.scala:2833)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.transform(TypingTransformers.scala:48)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer.scala$tools$nsc$transform$UnCurry$UnCurryTransformer$$super$transform(UnCurry.scala:598)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer$$anonfun$12.apply(UnCurry.scala:598)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer$$anonfun$12.apply(UnCurry.scala:581)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer.withNeedLift$1(UnCurry.scala:534)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer.mainTransform(UnCurry.scala:580)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer.transform(UnCurry.scala:122)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer.transform(UnCurry.scala:82)
    at scala.reflect.api.Trees$Transformer$$anonfun$transformStats$1.apply(Trees.scala:2863)
    at scala.reflect.api.Trees$Transformer$$anonfun$transformStats$1.apply(Trees.scala:2861)
    at scala.collection.immutable.List.loop$1(List.scala:164)
    at scala.collection.immutable.List.mapConserve(List.scala:180)
    at scala.reflect.api.Trees$Transformer.transformStats(Trees.scala:2861)
    at scala.reflect.internal.Trees$class.itransform(Trees.scala:1234)
    at scala.reflect.internal.SymbolTable.itransform(SymbolTable.scala:12)
    at scala.reflect.internal.SymbolTable.itransform(SymbolTable.scala:12)
    at scala.reflect.api.Trees$Transformer.transform(Trees.scala:2833)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.scala$tools$nsc$transform$TypingTransformers$TypingTransformer$$super$transform(TypingTransformers.scala:44)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer$$anonfun$transform$1.apply(TypingTransformers.scala:44)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer$$anonfun$transform$1.apply(TypingTransformers.scala:44)
    at scala.reflect.api.Trees$Transformer.atOwner(Trees.scala:2872)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.atOwner(TypingTransformers.scala:34)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.atOwner(TypingTransformers.scala:28)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.transform(TypingTransformers.scala:44)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer.scala$tools$nsc$transform$UnCurry$UnCurryTransformer$$super$transform(UnCurry.scala:598)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer$$anonfun$23.apply(UnCurry.scala:656)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer$$anonfun$23.apply(UnCurry.scala:656)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer.scala$tools$nsc$transform$UnCurry$UnCurryTransformer$$withInConstructorFlag$1(UnCurry.scala:561)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer.mainTransform(UnCurry.scala:656)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer.transform(UnCurry.scala:122)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer.transform(UnCurry.scala:82)
    at scala.reflect.api.Trees$Transformer.transformTemplate(Trees.scala:2840)
    at scala.reflect.internal.Trees$$anonfun$itransform$4.apply(Trees.scala:1238)
    at scala.reflect.internal.Trees$$anonfun$itransform$4.apply(Trees.scala:1237)
    at scala.reflect.api.Trees$Transformer.atOwner(Trees.scala:2872)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.atOwner(TypingTransformers.scala:34)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.atOwner(TypingTransformers.scala:28)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.atOwner(TypingTransformers.scala:19)
    at scala.reflect.internal.Trees$class.itransform(Trees.scala:1236)
    at scala.reflect.internal.SymbolTable.itransform(SymbolTable.scala:12)
    at scala.reflect.internal.SymbolTable.itransform(SymbolTable.scala:12)
    at scala.reflect.api.Trees$Transformer.transform(Trees.scala:2833)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.transform(TypingTransformers.scala:48)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer.mainTransform(UnCurry.scala:659)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer.transform(UnCurry.scala:122)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer.transform(UnCurry.scala:82)
    at scala.reflect.api.Trees$Transformer$$anonfun$transformStats$1.apply(Trees.scala:2863)
    at scala.reflect.api.Trees$Transformer$$anonfun$transformStats$1.apply(Trees.scala:2861)
    at scala.collection.immutable.List.loop$1(List.scala:164)
    at scala.collection.immutable.List.mapConserve(List.scala:180)
    at scala.reflect.api.Trees$Transformer.transformStats(Trees.scala:2861)
    at scala.reflect.internal.Trees$$anonfun$itransform$7.apply(Trees.scala:1256)
    at scala.reflect.internal.Trees$$anonfun$itransform$7.apply(Trees.scala:1256)
    at scala.reflect.api.Trees$Transformer.atOwner(Trees.scala:2872)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.atOwner(TypingTransformers.scala:34)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.atOwner(TypingTransformers.scala:28)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.atOwner(TypingTransformers.scala:19)
    at scala.reflect.internal.Trees$class.itransform(Trees.scala:1255)
    at scala.reflect.internal.SymbolTable.itransform(SymbolTable.scala:12)
    at scala.reflect.internal.SymbolTable.itransform(SymbolTable.scala:12)
    at scala.reflect.api.Trees$Transformer.transform(Trees.scala:2833)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.scala$tools$nsc$transform$TypingTransformers$TypingTransformer$$super$transform(TypingTransformers.scala:44)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer$$anonfun$transform$2.apply(TypingTransformers.scala:46)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer$$anonfun$transform$2.apply(TypingTransformers.scala:46)
    at scala.reflect.api.Trees$Transformer.atOwner(Trees.scala:2872)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.atOwner(TypingTransformers.scala:34)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.atOwner(TypingTransformers.scala:28)
    at scala.tools.nsc.transform.TypingTransformers$TypingTransformer.transform(TypingTransformers.scala:46)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer.mainTransform(UnCurry.scala:659)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer.transform(UnCurry.scala:122)
    at scala.tools.nsc.transform.UnCurry$UnCurryTransformer.transform(UnCurry.scala:82)
    at scala.tools.nsc.ast.Trees$Transformer.transformUnit(Trees.scala:227)
    at scala.tools.nsc.transform.Transform$Phase.apply(Transform.scala:30)
    at scala.tools.nsc.Global$GlobalPhase.applyPhase(Global.scala:461)
    at scala.tools.nsc.Global$GlobalPhase$$anonfun$run$1.apply(Global.scala:428)
    at scala.tools.nsc.Global$GlobalPhase$$anonfun$run$1.apply(Global.scala:428)
    at scala.collection.Iterator$class.foreach(Iterator.scala:727)
    at scala.collection.AbstractIterator.foreach(Iterator.scala:1156)
    at scala.tools.nsc.Global$GlobalPhase.run(Global.scala:428)
    at scala.tools.nsc.Global$Run.compileUnitsInternal(Global.scala:1574)
    at scala.tools.nsc.Global$Run.compileUnits(Global.scala:1548)
    at scala.tools.nsc.Global$Run.compileSources(Global.scala:1544)
    at scala.tools.nsc.Global$Run.compile(Global.scala:1654)
    at scala.tools.nsc.Driver.doCompile(Driver.scala:33)
    at scala.tools.nsc.Main$.doCompile(Main.scala:79)
    at scala.tools.nsc.Driver.process(Driver.scala:54)
    at scala.tools.nsc.Driver.main(Driver.scala:67)
    at scala.tools.nsc.Main.main(Main.scala)
@VladUreche
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Seems this is an interaction between the in-place method replacement and tree copying.

VladUreche added a commit that referenced this issue Dec 12, 2012
@VladUreche
Testcase for #8
ad49285
@VladUreche
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Has been in the test suite for a month now, no crash whatsoever.

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