The boost test result file that produced this error is attached to this bug report. It contains a lengthy error report. Unfortunately the problem of xunit to deal with this report has an follow up problem: All other boost test result files are also not uploaded in my jenkins test results.

'E:\Jenkins\workspace' for the testing framework 'BoostTest-1.x (default)'.
[xUnit] [ERROR] - Conversion error Error to convert the input XML document
ERROR: Publisher org.jenkinsci.plugins.xunit.XUnitPublisher aborted due to exception
hudson.util.IOException2: There are some problems during the conversion into JUnit reports:
at com.thalesgroup.hudson.plugins.xunit.service.XUnitTransformer.invoke(XUnitTransformer.java:164)
at com.thalesgroup.hudson.plugins.xunit.service.XUnitTransformer.invoke(XUnitTransformer.java:37)
at hudson.FilePath.act(FilePath.java:852)
at hudson.FilePath.act(FilePath.java:825)
at org.jenkinsci.plugins.xunit.XUnitPublisher.performTests(XUnitPublisher.java:171)
at org.jenkinsci.plugins.xunit.XUnitPublisher.performXUnit(XUnitPublisher.java:116)
at org.jenkinsci.plugins.xunit.XUnitPublisher.perform(XUnitPublisher.java:93)
at hudson.tasks.BuildStepMonitor$1.perform(BuildStepMonitor.java:19)
at hudson.model.AbstractBuild$AbstractBuildExecution.perform(AbstractBuild.java:804)
at hudson.model.AbstractBuild$AbstractBuildExecution.performAllBuildSteps(AbstractBuild.java:779)
at hudson.model.Build$BuildExecution.post2(Build.java:183)
at hudson.model.AbstractBuild$AbstractBuildExecution.post(AbstractBuild.java:726)
at hudson.model.Run.execute(Run.java:1543)
at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:46)
at hudson.model.ResourceController.execute(ResourceController.java:88)
at hudson.model.Executor.run(Executor.java:236)
Caused by: com.thalesgroup.hudson.plugins.xunit.exception.XUnitException: Conversion error Error to convert the input XML document
at com.thalesgroup.hudson.plugins.xunit.service.XUnitConversionService.convert(XUnitConversionService.java:89)
at com.thalesgroup.hudson.plugins.xunit.service.XUnitTransformer.invoke(XUnitTransformer.java:135)
... 15 more
Caused by: com.thalesgroup.dtkit.util.converter.ConversionException: Error to convert the input XML document
at com.thalesgroup.dtkit.util.converter.ConversionService.convert(ConversionService.java:356)
at com.thalesgroup.dtkit.util.converter.ConversionService.convert(ConversionService.java:172)
at com.thalesgroup.dtkit.metrics.model.InputMetricXSL.convert(InputMetricXSL.java:194)
at com.thalesgroup.dtkit.metrics.model.InputMetricXSL.convert(InputMetricXSL.java:202)
at com.thalesgroup.hudson.plugins.xunit.service.XUnitConversionService.convertInputMetricXSL(XUnitConversionService.java:124)
at com.thalesgroup.hudson.plugins.xunit.service.XUnitConversionService.convert(XUnitConversionService.java:82)
... 16 more
Caused by: net.sf.saxon.s9api.SaxonApiException: Too many nested template or function calls. The stylesheet may be looping.
at net.sf.saxon.s9api.XsltTransformer.transform(XsltTransformer.java:233)
at com.thalesgroup.dtkit.util.converter.ConversionService.convert(ConversionService.java:350)
... 21 more
Caused by: net.sf.saxon.trans.XPathException: Too many nested template or function calls. The stylesheet may be looping.

...

ERROR: Failed to archive test reports
hudson.util.IOException2: Failed to read E:\Jenkins\workspace\generatedJUnitFiles\BoostTest\TEST--2024160727.xml
at hudson.tasks.junit.TestResult.parse(TestResult.java:244)
at hudson.tasks.junit.TestResult.parse(TestResult.java:163)
at hudson.tasks.junit.TestResult.parse(TestResult.java:140)
at hudson.tasks.junit.TestResult.<init>(TestResult.java:116)
at hudson.tasks.junit.JUnitParser$ParseResultCallable.invoke(JUnitParser.java:117)
at hudson.tasks.junit.JUnitParser$ParseResultCallable.invoke(JUnitParser.java:90)
at hudson.FilePath.act(FilePath.java:852)
at hudson.FilePath.act(FilePath.java:825)
at hudson.tasks.junit.JUnitParser.parse(JUnitParser.java:87)
at hudson.tasks.junit.JUnitResultArchiver.parse(JUnitResultArchiver.java:122)
at hudson.tasks.junit.JUnitResultArchiver.perform(JUnitResultArchiver.java:134)
at hudson.tasks.BuildStepMonitor$1.perform(BuildStepMonitor.java:19)
at hudson.model.AbstractBuild$AbstractBuildExecution.perform(AbstractBuild.java:804)
at hudson.model.AbstractBuild$AbstractBuildExecution.performAllBuildSteps(AbstractBuild.java:779)
at hudson.model.Build$BuildExecution.post2(Build.java:183)
at hudson.model.AbstractBuild$AbstractBuildExecution.post(AbstractBuild.java:726)
at hudson.model.Run.execute(Run.java:1543)
at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:46)
at hudson.model.ResourceController.execute(ResourceController.java:88)
at hudson.model.Executor.run(Executor.java:236)
Caused by: org.dom4j.DocumentException: Error on line 85 of document file:///E:/Jenkins/workspace/generatedJUnitFiles/BoostTest/TEST--2024160727.xml : XML document structures must start and end within the same entity. Nested exception: XML document structures must start and end within the same entity.
at org.dom4j.io.SAXReader.read(SAXReader.java:482)
at org.dom4j.io.SAXReader.read(SAXReader.java:264)
at hudson.tasks.junit.SuiteResult.parse(SuiteResult.java:129)
at hudson.tasks.junit.TestResult.parse(TestResult.java:227)
... 19 more
Caused by: org.xml.sax.SAXParseException: XML document structures must start and end within the same entity.
at com.sun.org.apache.xerces.internal.util.ErrorHandlerWrapper.createSAXParseException(Unknown Source)
at com.sun.org.apache.xerces.internal.util.ErrorHandlerWrapper.fatalError(Unknown Source)
at com.sun.org.apache.xerces.internal.impl.XMLErrorReporter.reportError(Unknown Source)
at com.sun.org.apache.xerces.internal.impl.XMLScanner.reportFatalError(Unknown Source)
at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.endEntity(Unknown Source)
at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.endEntity(Unknown Source)
at com.sun.org.apache.xerces.internal.impl.XMLEntityManager.endEntity(Unknown Source)
at com.sun.org.apache.xerces.internal.impl.XMLEntityScanner.load(Unknown Source)
at com.sun.org.apache.xerces.internal.impl.XMLEntityScanner.skipChar(Unknown Source)
at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl$FragmentContentDriver.next(Unknown Source)
at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.next(Unknown Source)
at com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.next(Unknown Source)
at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(Unknown Source)
at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(Unknown Source)
at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(Unknown Source)
at com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(Unknown Source)
at com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(Unknown Source)
at com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl$JAXPSAXParser.parse(Unknown Source)
at org.dom4j.io.SAXReader.read(SAXReader.java:465)
... 22 more
Finished: FAILURE