We are getting intermittent occurrences of a Jacoco exception below. If we re-run the exact same Jenkins job, we won't get the error and the code coverage results are reported OK.

Archiving artifacts
Recording test results
[JaCoCo plugin] Collecting JaCoCo coverage data...
[JaCoCo plugin] src/sn.comm/lwp/comm.test/bvt/*.exec;jars_original;tmp_jacoco; locations are configured
[JaCoCo plugin] Number of found exec files: 1
[JaCoCo plugin] Saving matched execfiles: <http://jenkinspoc.swg.usma.ibm.com/jenkins/job/Communities_UT/ws/src/sn.comm/lwp/comm.test/bvt/jacoco.exec>
[JaCoCo plugin] Saving matched class directories: <http://jenkinspoc.swg.usma.ibm.com/jenkins/job/Communities_UT/ws/jars_original>
[JaCoCo plugin] Saving matched source directories: <http://jenkinspoc.swg.usma.ibm.com/jenkins/job/Communities_UT/ws/tmp_jacoco>
[JaCoCo plugin] Loading inclusions files..
[JaCoCo plugin] inclusions: []
[JaCoCo plugin] exclusions: []
ERROR: Publisher hudson.plugins.jacoco.JacocoPublisher aborted due to exception
java.util.zip.ZipException: invalid entry size (expected 14808 but got 19284 bytes)
at java.util.zip.ZipInputStream.readEnd(ZipInputStream.java:387)
at java.util.zip.ZipInputStream.read(ZipInputStream.java:156)
at java.util.zip.ZipInputStream.closeEntry(ZipInputStream.java:100)
at java.util.zip.ZipInputStream.getNextEntry(ZipInputStream.java:78)
at org.jacoco.core.analysis.Analyzer.analyzeArchive(Analyzer.java:131)
at org.jacoco.core.analysis.Analyzer.analyzeAll(Analyzer.java:158)
at org.jacoco.core.analysis.Analyzer.analyzeAll(Analyzer.java:183)
at hudson.plugins.jacoco.ExecutionFileLoader.analyzeStructure(ExecutionFileLoader.java:131)
at hudson.plugins.jacoco.ExecutionFileLoader.loadBundleCoverage(ExecutionFileLoader.java:138)
at hudson.plugins.jacoco.JacocoReportDir.parse(JacocoReportDir.java:102)
at hudson.plugins.jacoco.JacocoBuildAction.loadRatios(JacocoBuildAction.java:278)
at hudson.plugins.jacoco.JacocoBuildAction.load(JacocoBuildAction.java:260)
at hudson.plugins.jacoco.JacocoPublisher.perform(JacocoPublisher.java:380)
at hudson.tasks.BuildStepMonitor$3.perform(BuildStepMonitor.java:45)
at hudson.model.AbstractBuild$AbstractBuildExecution.perform(AbstractBuild.java:804)
at hudson.model.AbstractBuild$AbstractBuildExecution.performAllBuildSteps(AbstractBuild.java:776)
at hudson.model.Build$BuildExecution.post2(Build.java:183)
at hudson.model.AbstractBuild$AbstractBuildExecution.post(AbstractBuild.java:725)
at hudson.model.Run.execute(Run.java:1701)
at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:43)
at hudson.model.ResourceController.execute(ResourceController.java:88)
at hudson.model.Executor.run(Executor.java:231)