test failures due to apparent pants issue

~/src/apache-aurora-0.5.0-rc1-incubating % ./build-support/jenkins/build.sh
+ date
Tue Jul 15 10:29:42 PDT 2014
+ ./gradlew -Pq clean build
Picked up JAVA_TOOL_OPTIONS: -Dfile.encoding=utf8
:clean
:about
:bootstrapThrift UP-TO-DATE
:checkPython
:generateSources
:compileGeneratedJava
Note: Some input files use unchecked or unsafe operations.
Note: Recompile with -Xlint:unchecked for details.
:processGeneratedResources UP-TO-DATE
:generatedClasses
:compileJava
Note: Writing file:/Users/ksweeney/src/apache-aurora-0.5.0-rc1-incubating/dist/classes/main/com/twitter/common/args/apt/cmdline.arg.info.txt.2
:processResources
:classes
:jar
:assemble
:jsHint UP-TO-DATE
:checkstyleMain
:compileTestJava
:processTestResources
:testClasses
:checkstyleTest
:findbugsGenerated
:findbugsMain
:findbugsTest
:licenseGenerated UP-TO-DATE
:licenseMain UP-TO-DATE
:licenseTest UP-TO-DATE
:license UP-TO-DATE
:pmdMain
:test
Picked up JAVA_TOOL_OPTIONS: -Dfile.encoding=utf8
Picked up JAVA_TOOL_OPTIONS: -Dfile.encoding=utf8
Picked up JAVA_TOOL_OPTIONS: -Dfile.encoding=utf8
Picked up JAVA_TOOL_OPTIONS: -Dfile.encoding=utf8
:jacocoTestReport
Coverage report generated: file:////Users/ksweeney/src/apache-aurora-0.5.0-rc1-incubating/dist/reports/jacoco/test/html/index.html
:check
:build

BUILD SUCCESSFUL

Total time: 3 mins 24.649 secs
+ ./pants src/test/python:all -vxs
Build operating on top level addresses: set([BuildFileAddress(src/test/python/BUILD, all)])
========================================================== test session starts ===========================================================
platform darwin -- Python 2.6.8 -- py-1.4.21 -- pytest-2.5.2 -- /System/Library/Frameworks/Python.framework/Versions/2.6/bin/python2.6
plugins: cov, timeout
collected 2 items

src/test/python/apache/thermos/common/test_pathspec.py:20: test_legacy_task_roots PASSED
src/test/python/apache/thermos/common/test_pathspec.py:27: test_legacy_log_dirs PASSED

======================================================== 2 passed in 0.02 seconds ========================================================
Failed to run test!
Traceback (most recent call last):
  File "/Users/ksweeney/src/apache-aurora-0.5.0-rc1-incubating/build-support/pants-0.0.17.pex/.deps/pantsbuild.pants-0.0.17-py2.7.egg/pants/backend/python/test_builder.py", line 180, in _run_python_tests
    builder = chroot.dump()
  File "/Users/ksweeney/src/apache-aurora-0.5.0-rc1-incubating/build-support/pants-0.0.17.pex/.deps/pantsbuild.pants-0.0.17-py2.7.egg/pants/backend/python/python_chroot.py", line 187, in dump
    conn_timeout=self._conn_timeout)
  File "/Users/ksweeney/src/apache-aurora-0.5.0-rc1-incubating/build-support/pants-0.0.17.pex/.deps/pantsbuild.pants-0.0.17-py2.7.egg/pants/backend/python/resolver.py", line 100, in resolve_multi
    platform=platform)
  File "/Users/ksweeney/src/apache-aurora-0.5.0-rc1-incubating/build-support/pants-0.0.17.pex/.deps/twitter.common.python-0.5.8-py2.7.egg/twitter/common/python/resolver.py", line 107, in resolve
    new_requirements.update(requires(highest_package, requirement))
  File "/Users/ksweeney/src/apache-aurora-0.5.0-rc1-incubating/build-support/pants-0.0.17.pex/.deps/twitter.common.python-0.5.8-py2.7.egg/twitter/common/python/resolver.py", line 79, in requires
    dist = obtainer.obtain(package)
  File "/Users/ksweeney/src/apache-aurora-0.5.0-rc1-incubating/build-support/pants-0.0.17.pex/.deps/twitter.common.python-0.5.8-py2.7.egg/twitter/common/python/obtainer.py", line 158, in obtain
    dist = super(CachingObtainer, self).obtain(req_or_package)
  File "/Users/ksweeney/src/apache-aurora-0.5.0-rc1-incubating/build-support/pants-0.0.17.pex/.deps/twitter.common.python-0.5.8-py2.7.egg/twitter/common/python/obtainer.py", line 108, in obtain
    return self._translate_from([req_or_package])
  File "/Users/ksweeney/src/apache-aurora-0.5.0-rc1-incubating/build-support/pants-0.0.17.pex/.deps/twitter.common.python-0.5.8-py2.7.egg/twitter/common/python/obtainer.py", line 96, in _translate_from
    dist = self._translator.translate(package)
  File "/Users/ksweeney/src/apache-aurora-0.5.0-rc1-incubating/build-support/pants-0.0.17.pex/.deps/twitter.common.python-0.5.8-py2.7.egg/twitter/common/python/translator.py", line 44, in translate
    dist = tx.translate(package)
  File "/Users/ksweeney/src/apache-aurora-0.5.0-rc1-incubating/build-support/pants-0.0.17.pex/.deps/twitter.common.python-0.5.8-py2.7.egg/twitter/common/python/translator.py", line 116, in translate
    return DistributionHelper.distribution_from_path(target_path)
  File "/Users/ksweeney/src/apache-aurora-0.5.0-rc1-incubating/build-support/pants-0.0.17.pex/.deps/twitter.common.python-0.5.8-py2.7.egg/twitter/common/python/util.py", line 50, in distribution_from_path
    distributions = list(find_distributions(path))
  File "/Users/ksweeney/src/apache-aurora-0.5.0-rc1-incubating/build-support/pants-0.0.17.pex/.deps/twitter.common.python-0.5.8-py2.7.egg/twitter/common/python/finders.py", line 61, in __call__
    for dist in finder(importer, path_item, only=only):
  File "/Users/ksweeney/src/apache-aurora-0.5.0-rc1-incubating/build-support/pants-0.0.17.pex/.deps/twitter.common.python-0.5.8-py2.7.egg/twitter/common/python/finders.py", line 203, in find_wheels_in_zip
    dist = wheel_from_metadata(path_item, metadata)
  File "/Users/ksweeney/src/apache-aurora-0.5.0-rc1-incubating/build-support/pants-0.0.17.pex/.deps/twitter.common.python-0.5.8-py2.7.egg/twitter/common/python/finders.py", line 165, in wheel_from_metadata
    pkg_info = Parser().parsestr(metadata.get_metadata(pkg_resources.DistInfoDistribution.PKG_INFO))
  File "/Users/ksweeney/src/apache-aurora-0.5.0-rc1-incubating/build-support/pants-0.0.17.pex/.bootstrap/pkg_resources.py", line 1405, in get_metadata
    return self._get(self._fn(self.egg_info, name))
  File "/Users/ksweeney/src/apache-aurora-0.5.0-rc1-incubating/build-support/pants-0.0.17.pex/.bootstrap/pkg_resources.py", line 1469, in _get
    return self.loader.get_data(path)
ZipImportError: bad local file header in /Users/ksweeney/src/apache-aurora-0.5.0-rc1-incubating/.pants.d/python/eggs/coverage-3.7.1-cp26-none-macosx_10_9_intel.whl
src.test.python.apache.aurora.client.hooks.non_hooked_api                       ..... EXCEPTION
src.test.python.apache.thermos.common.test_pathspec                             .....   SUCCESS