Ant test failure on clean build of JRuby?

gistfile1.txt

ant test
Buildfile: /Users/stu/tmp/jruby/build.xml

init:

prepare-bin-jruby:

jar:

init:

create-dirs:

copy-resources:

update-constants:
     [echo] Updating Constants.java
     [echo] ...using git revision = 24031a9, tzdata = 2010k
     [copy] Copying 1 file to /Users/stu/tmp/jruby/src_gen/org/jruby/runtime
     [copy] Copying 1 file to /Users/stu/tmp/jruby/src_gen/org/jruby/runtime

_uc_internal_:
     [copy] Copying 1 file to /Users/stu/tmp/jruby/src_gen/org/jruby/runtime
    [javac] Compiling 1 source file to /Users/stu/tmp/jruby/build/classes/jruby

prepare:

compile-annotation-binder:

compile-jruby:
      [apt] Since compiler setting isn't classic or modern, ignoring fork setting.
      [apt] Since compiler setting isn't classic or modern, ignoring fork setting.

emma:

instrument:

generate-method-classes:

_gmc_internal_:

generate-unsafe:

_gu_internal_:

compile:

unzip-native-libs:

jar-jruby:
      [jar] Updating jar: /Users/stu/tmp/jruby/lib/jruby.jar
      [jar] Warning: selected jar files include a META-INF/INDEX.LIST which will be replaced by a newly generated one.

add-emma-jars:

compile-test:
    [javac] Compiling 2 source files to /Users/stu/tmp/jruby/build/classes/test

copy-test-files:

install-dev-gems:

install-jruby-launcher-gem:

install-gems:

run-junit-interpreted-short:
     [echo] compile=OFF, jit.threshold=20, jit.maxsize=1000000000, jit.max=-1, objectspace=false threadpool=false reflection=false version=ruby1_8
    [junit] Error occurred during initialization of VM
    [junit] Incompatible minimum and maximum heap sizes specified
    [junit] Testsuite: org.jruby.test.Batch-With-Multiple-Tests
    [junit] Tests run: 1, Failures: 0, Errors: 1, Time elapsed: 0 sec
    [junit] 
    [junit] Testcase: org.jruby.test.Batch-With-Multiple-Tests:null:	Caused an ERROR
    [junit] Forked Java VM exited abnormally. Please note the time in the report does not reflect the time until the VM exit.
    [junit] junit.framework.AssertionFailedError: Forked Java VM exited abnormally. Please note the time in the report does not reflect the time until the VM exit.
    [junit] 
    [junit] 

BUILD FAILED
/Users/stu/tmp/jruby/build.xml:899: The following error occurred while executing this line:
/Users/stu/tmp/jruby/build.xml:1020: The following error occurred while executing this line:
/Users/stu/tmp/jruby/build.xml:964: Tests failed (crashed)

Total time: 17 seconds
erasmus:jruby stu$ cd ..
erasmus:tmp stu$ mv jruby jruby2
erasmus:tmp stu$ git clone git://github.com/jruby/jruby.git
Cloning into jruby...
remote: Counting objects: 177154, done.
remote: Compressing objects: 100% (42313/42313), done.
remote: Total 177154 (delta 124344), reused 175509 (delta 122871)
Receiving objects: 100% (177154/177154), 79.38 MiB | 2.59 MiB/s, done.
Resolving deltas: 100% (124344/124344), done.
erasmus:tmp stu$ cd jruby
erasmus:jruby stu$ ant test
Buildfile: /Users/stu/tmp/jruby/build.xml

init:

prepare-bin-jruby:

jar:

init:

create-dirs:
    [mkdir] Created dir: /Users/stu/tmp/jruby/build
    [mkdir] Created dir: /Users/stu/tmp/jruby/build/classes
    [mkdir] Created dir: /Users/stu/tmp/jruby/build/classes/jruby
    [mkdir] Created dir: /Users/stu/tmp/jruby/build/classes/test
    [mkdir] Created dir: /Users/stu/tmp/jruby/build/test-results
    [mkdir] Created dir: /Users/stu/tmp/jruby/build/test-results/html
    [mkdir] Created dir: /Users/stu/tmp/jruby/docs/api

copy-resources:
     [copy] Copying 34 files to /Users/stu/tmp/jruby/build/classes/jruby

update-constants:
     [echo] Updating Constants.java
     [echo] ...using git revision = 684fa5b, tzdata = 2010k
     [copy] Warning: Could not find file /Users/stu/tmp/jruby/src_gen/org/jruby/runtime/Constants.java to copy.
     [copy] Copying 1 file to /Users/stu/tmp/jruby/src_gen/org/jruby/runtime

_uc_internal_:
     [copy] Copying 1 file to /Users/stu/tmp/jruby/src_gen/org/jruby/runtime
    [javac] Compiling 1 source file to /Users/stu/tmp/jruby/build/classes/jruby

prepare:

compile-annotation-binder:
    [javac] Compiling 18 source files to /Users/stu/tmp/jruby/build/classes/jruby

compile-jruby:
      [apt] Since compiler setting isn't classic or modern, ignoring fork setting.
      [apt] Since compiler setting isn't classic or modern, ignoring fork setting.
      [apt] Compiling 1193 source files to /Users/stu/tmp/jruby/build/classes/jruby
      [apt] Since compiler setting isn't classic or modern, ignoring fork setting.
      [apt] warning: Annotation types without processors: [java.lang.SuppressWarnings, java.lang.Override, java.lang.Deprecated, org.jruby.anno.JRubyModule, java.lang.annotation.Retention, java.lang.annotation.Target, org.jruby.compiler.ir.Interp, org.jruby.anno.JRubyConstant, jnr.ffi.annotations.In, jnr.ffi.annotations.Transient, jnr.ffi.annotations.Out]
      [apt] 1 warning
      [apt] /Users/stu/tmp/jruby/src/org/jruby/ext/tempfile/Tempfile.java:41: warning: [deprecation] org.jruby.RubyTempfile in org.jruby has been deprecated
      [apt] import org.jruby.RubyTempfile;
      [apt]                 ^
      [apt] /Users/stu/tmp/jruby/src/org/jruby/ext/tempfile/Tempfile.java:62: warning: [deprecation] org.jruby.RubyTempfile in org.jruby has been deprecated
      [apt] public class Tempfile extends RubyTempfile {
      [apt]                               ^
      [apt] /Users/stu/tmp/jruby/src/org/jruby/RubyString.java:889: warning: [deprecation] replace(byte[]) in org.jruby.util.ByteList has been deprecated
      [apt]         value.replace(bytes);
      [apt]              ^
      [apt] /Users/stu/tmp/jruby/src/org/jruby/util/io/SelectBlob.java:164: warning: [deprecation] writeDataBuffered() in org.jruby.RubyIO has been deprecated
      [apt]             if (ioObj.writeDataBuffered()) {
      [apt]                      ^
      [apt] Note: Some input files use unchecked or unsafe operations.
      [apt] Note: Recompile with -Xlint:unchecked for details.
      [apt] 4 warnings

emma:

instrument:

generate-method-classes:

_gmc_internal_:
     [echo] Generating invokers...
     [echo] Compiling populators...
    [javac] Compiling 193 source files to /Users/stu/tmp/jruby/build/classes/jruby
   [delete] Deleting: /Users/stu/tmp/jruby/src_gen/annotated_classes.txt

generate-unsafe:

_gu_internal_:
     [echo] Generating Unsafe impl...

compile:

unzip-native-libs:
    [unzip] Expanding: /Users/stu/tmp/jruby/build_lib/jffi-Darwin.jar into /Users/stu/tmp/jruby/lib/native
    [unzip] Expanding: /Users/stu/tmp/jruby/build_lib/jffi-i386-FreeBSD.jar into /Users/stu/tmp/jruby/lib/native
    [unzip] Expanding: /Users/stu/tmp/jruby/build_lib/jffi-i386-Linux.jar into /Users/stu/tmp/jruby/lib/native
    [unzip] Expanding: /Users/stu/tmp/jruby/build_lib/jffi-i386-OpenBSD.jar into /Users/stu/tmp/jruby/lib/native
    [unzip] Expanding: /Users/stu/tmp/jruby/build_lib/jffi-i386-SunOS.jar into /Users/stu/tmp/jruby/lib/native
    [unzip] Expanding: /Users/stu/tmp/jruby/build_lib/jffi-i386-Windows.jar into /Users/stu/tmp/jruby/lib/native
    [unzip] Expanding: /Users/stu/tmp/jruby/build_lib/jffi-ppc-AIX.jar into /Users/stu/tmp/jruby/lib/native
    [unzip] Expanding: /Users/stu/tmp/jruby/build_lib/jffi-ppc-Linux.jar into /Users/stu/tmp/jruby/lib/native
    [unzip] Expanding: /Users/stu/tmp/jruby/build_lib/jffi-ppc64-Linux.jar into /Users/stu/tmp/jruby/lib/native
    [unzip] Expanding: /Users/stu/tmp/jruby/build_lib/jffi-s390x-Linux.jar into /Users/stu/tmp/jruby/lib/native
    [unzip] Expanding: /Users/stu/tmp/jruby/build_lib/jffi-sparc-SunOS.jar into /Users/stu/tmp/jruby/lib/native
    [unzip] Expanding: /Users/stu/tmp/jruby/build_lib/jffi-sparcv9-SunOS.jar into /Users/stu/tmp/jruby/lib/native
    [unzip] Expanding: /Users/stu/tmp/jruby/build_lib/jffi-x86_64-FreeBSD.jar into /Users/stu/tmp/jruby/lib/native
    [unzip] Expanding: /Users/stu/tmp/jruby/build_lib/jffi-x86_64-Linux.jar into /Users/stu/tmp/jruby/lib/native
    [unzip] Expanding: /Users/stu/tmp/jruby/build_lib/jffi-x86_64-OpenBSD.jar into /Users/stu/tmp/jruby/lib/native
    [unzip] Expanding: /Users/stu/tmp/jruby/build_lib/jffi-x86_64-SunOS.jar into /Users/stu/tmp/jruby/lib/native
    [unzip] Expanding: /Users/stu/tmp/jruby/build_lib/jffi-x86_64-Windows.jar into /Users/stu/tmp/jruby/lib/native

jar-jruby:
      [jar] Building jar: /Users/stu/tmp/jruby/lib/jruby.jar

add-emma-jars:

compile-test:
    [javac] Compiling 169 source files to /Users/stu/tmp/jruby/build/classes/test
    [javac] Note: Some input files use unchecked or unsafe operations.
    [javac] Note: Recompile with -Xlint:unchecked for details.

copy-test-files:
     [copy] Copying 18 files to /Users/stu/tmp/jruby/build/classes/test

install-dev-gems:
     [java] Gem.ruby /Users/stu/tmp/jruby/bin/jruby
     [java] Gem.bindir lib/ruby/gems/1.8/bin
     [java] ERROR:  While executing gem ... (Gem::InstallError)
     [java]     gem "rake" is not installed
     [java] Java Result: 1
     [java] Successfully installed rake-0.9.2.2
     [java] Successfully installed rspec-core-2.7.0
     [java] Successfully installed diff-lcs-1.1.3
     [java] Successfully installed rspec-expectations-2.7.0
     [java] Successfully installed rspec-mocks-2.7.0
     [java] Successfully installed rspec-2.7.0
     [java] Depending on your version of ruby, you may need to install ruby rdoc/ri data:
     [java] 
     [java] <= 1.8.6 : unsupported
     [java]  = 1.8.7 : gem install rdoc-data; rdoc-data --install
     [java]  = 1.9.1 : gem install rdoc-data; rdoc-data --install
     [java] >= 1.9.2 : nothing to do! Yay!
     [java] Successfully installed json-1.6.3-java
     [java] Successfully installed rdoc-3.12
     [java] 8 gems installed

install-jruby-launcher-gem:
     [java] ERROR:  While executing gem ... (Gem::InstallError)
     [java]     gem "jruby-launcher" is not installed
     [java] Java Result: 1
     [java] Building native extensions.  This could take a while...
     [java] Successfully installed jruby-launcher-1.0.9-java
     [java] 1 gem installed

install-gems:

run-junit-interpreted-short:
     [echo] compile=OFF, jit.threshold=20, jit.maxsize=1000000000, jit.max=-1, objectspace=false threadpool=false reflection=false version=ruby1_8
    [junit] Error occurred during initialization of VM
    [junit] Incompatible minimum and maximum heap sizes specified
    [junit] Testsuite: org.jruby.test.Batch-With-Multiple-Tests
    [junit] Tests run: 1, Failures: 0, Errors: 1, Time elapsed: 0 sec
    [junit] 
    [junit] Testcase: org.jruby.test.Batch-With-Multiple-Tests:null:	Caused an ERROR
    [junit] Forked Java VM exited abnormally. Please note the time in the report does not reflect the time until the VM exit.
    [junit] junit.framework.AssertionFailedError: Forked Java VM exited abnormally. Please note the time in the report does not reflect the time until the VM exit.
    [junit] 
    [junit] 

BUILD FAILED
/Users/stu/tmp/jruby/build.xml:901: The following error occurred while executing this line:
/Users/stu/tmp/jruby/build.xml:1022: The following error occurred while executing this line:
/Users/stu/tmp/jruby/build.xml:966: Tests failed (crashed)