That was more of a "is this known"...
I'm seeing the archive happen correctly:
config.xml:
http://dotnet-ci.cloudapp.net/job/dotnet_corefx_coverage_windows/config.xml (Let me know if you can't access this)
Link:
http://dotnet-ci.cloudapp.net/job/dotnet_corefx_coverage_windows/lastSuccessfulBuild/Code_Coverage_Report/
Last successful build listing (abbreviated)
******@dotnet-ci:/var/lib/jenkins/jobs/dotnet_corefx_coverage_windows/builds/lastSuccessfulBuild/htmlreports/Code_Coverage_Report$ ls
combined.js System.Reflection.Metadata_MethodSemanticsTableReader.htm
htmlpublisher-wrapper.html System.Reflection.Metadata_MethodSpecificationHandle.htm
index.htm System.Reflection.Metadata_MethodSpecification.htm
MemoryMappedFile.Tests.dll.coverage.xml System.Reflection.Metadata_MethodSpecTableReader.htm
MemoryMappedViewAccessor.Tests.dll.coverage.xml System.Reflection.Metadata_MethodTableReader.htm
MemoryMappedViewStream.Tests.dll.coverage.xml System.Reflection.Metadata_ModuleDefinitionHandle.htm
Microsoft.Win32.Primitives_Interop.htm System.Reflection.Metadata_ModuleDefinition.htm
Microsoft.Win32.Primitives.Tests.dll.coverage.xml System.Reflection.Metadata_ModuleReferenceHandle.htm
Microsoft.Win32.Primitives_Win32Exception.htm System.Reflection.Metadata_ModuleReference.htm
Microsoft.Win32.Registry_Interop.htm System.Reflection.Metadata_ModuleRefTableReader.htm
Microsoft.Win32.Registry_Registry.htm System.Reflection.Metadata_ModuleTableReader.htm
Microsoft.Win32.Registry_RegistryKey.htm System.Reflection.Metadata_NamespaceCache.htm
Microsoft.Win32.Registry_SafeRegistryHandle.htm System.Reflection.Metadata_NamespaceData.htm
Microsoft.Win32.Registry_SR.htm System.Reflection.Metadata_NamespaceDefinitionHandle.htm
Microsoft.Win32.Registry_Strings.htm System.Reflection.Metadata_NamespaceDefinition.htm
Microsoft.Win32.Registry.Tests.dll.coverage.xml System.Reflection.Metadata_NativeHeapMemoryBlock.htm
Microsoft.Win32.Registry_ThrowHelper.htm System.Reflection.Metadata_NestedClassTableReader.htm
report.css System.Reflection.Metadata_ObjectPool_1.htm
...
Show the job configuration.