(gdb) bt
#0  0x00007ffff74bdbb9 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56
#1  0x00007ffff74c0fc8 in __GI_abort () at abort.c:89
#2  0x00007ffff6c09175 in __gnu_debug::_Error_formatter::_M_error() const () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#3  0x00007fffd01fbe9f in std::stack<writerfilter::dmapper::TextAppendContext, std::__debug::deque<writerfilter::dmapper::TextAppendContext, std::allocator<writerfilter::dmapper::TextAppendContext> > >::top (this=0x185e3d0)
    at /usr/include/c++/4.8/bits/stl_stack.h:161
#4  0x00007fffd01ea14d in writerfilter::dmapper::DomainMapper_Impl::handleToc (this=0x185e380, pContext=
  boost::shared_ptr {m_bFieldCommandCompleted = false, m_xStartRange = empty uno::Reference, m_sCommand = " TOC \\o \"1-3\" \\h \\z \\u ", m_sResult = "", m_xTextField = empty uno::Reference, m_xFormField = empty uno::Reference, m_xTOC = uno::Reference to (SwXDocumentIndex *) 0x4a383f0, m_xTC = empty uno::Reference, m_sHyperlinkURL = "", m_pFFDataHandler = empty boost::shared_ptr, m_pFormControlHelper = empty boost::shared_ptr}, rPropNameSupplier=..., sTOCServiceName="com.sun.star.text.ContentIndex")
    at /home/asbel/Development/LibreOffice/core_bisect/writerfilter/source/dmapper/DomainMapper_Impl.cxx:3224
#5  0x00007fffd01ee196 in writerfilter::dmapper::DomainMapper_Impl::CloseFieldCommand (this=0x185e380)
    at /home/asbel/Development/LibreOffice/core_bisect/writerfilter/source/dmapper/DomainMapper_Impl.cxx:3863
#6  0x00007fffd0199a9d in writerfilter::dmapper::DomainMapper::lcl_text (this=0x185e080, 
    data_=0x7fffd051c67c <cFieldSep> "\024\025", len=1)
    at /home/asbel/Development/LibreOffice/core_bisect/writerfilter/source/dmapper/DomainMapper.cxx:2707
#7  0x00007fffd030a32b in writerfilter::LoggedStream::text (this=0x185e098, data=0x7fffd051c67c <cFieldSep> "\024\025", len=1)
    at /home/asbel/Development/LibreOffice/core_bisect/writerfilter/source/resourcemodel/LoggedResources.cxx:175
#8  0x00007fffd02bcbb5 in writerfilter::ooxml::OOXMLFastContextHandler::fieldSeparator (this=0x4a3f140)
    at /home/asbel/Development/LibreOffice/core_bisect/writerfilter/source/ooxml/OOXMLFastContextHandler.cxx:779
#9  0x00007fffd03addf9 in writerfilter::ooxml::OOXMLFactory_wml::startAction (this=0x1acf130, pHandler=0x4a3f140)
    at /home/asbel/Development/LibreOffice/core_bisect/workdir/CustomTarget/writerfilter/source/OOXMLFactory_wml.cxx:4963
#10 0x00007fffd02af97b in writerfilter::ooxml::OOXMLFactory::startAction (this=0x19b9120, pHandler=0x4a3f140)
    at /home/asbel/Development/LibreOffice/core_bisect/writerfilter/source/ooxml/OOXMLFactory.cxx:323
#11 0x00007fffd02bb634 in writerfilter::ooxml::OOXMLFastContextHandler::lcl_startFastElement (this=0x4a3f140, Element=2230483)
    at /home/asbel/Development/LibreOffice/core_bisect/writerfilter/source/ooxml/OOXMLFastContextHandler.cxx:294
#12 0x00007fffd02bb4ee in writerfilter::ooxml::OOXMLFastContextHandler::startFastElement (this=0x4a3f140, Element=2230483, 
    Attribs=uno::Reference to (sax_fastparser::FastAttributeList *) 0x1a0d1e8)
    at /home/asbel/Development/LibreOffice/core_bisect/writerfilter/source/ooxml/OOXMLFastContextHandler.cxx:239
#13 0x00007fffd978d1de in (anonymous namespace)::Entity::startElement (this=0x1872aa0, pEvent=0x1872bd8)
    at /home/asbel/Development/LibreOffice/core_bisect/sax/source/fastparser/fastparser.cxx:448
#14 0x00007fffd9790438 in sax_fastparser::FastSaxParserImpl::callbackStartElement (this=0x18728f0, pwName=0x1a1abac "w:fldChar", 
    awAttributes=0x492bf70) at /home/asbel/Development/LibreOffice/core_bisect/sax/source/fastparser/fastparser.cxx:1194
#15 0x00007fffd978bde0 in (anonymous namespace)::call_callbackStartElement (userData=0x18728f0, name=0x1a1abac "w:fldChar", 
    atts=0x492bf70) at /home/asbel/Development/LibreOffice/core_bisect/sax/source/fastparser/fastparser.cxx:292
#16 0x00007fffd97aa3bb in doContent (parser=0x1a0c010, startTagLevel=0, enc=0x7fffd99faa40 <utf8_encoding>, 
    s=0x4938da6 "<w:fldChar w:fldCharType=\"separate\"/></w:r><w:hyperlink w:anchor=\"_Toc401130147\" w:history=\"1\"><w:r w:rsidR=\"00BC6BBC\" w:rsidRPr=\"005B45DA\"><w:rPr><w:rStyle w:val=\"Hyperlink\"/></w:rPr><w:t>1</w:t></w:"..., 
    end=0x4939da0 "\331instrT\a!", nextPtr=0x1a0c040, haveMore=1 '\001')
    at /home/asbel/Development/LibreOffice/core_bisect/workdir/UnpackedTarball/expat/lib/xmlparse.c:2469
#17 0x00007fffd97a92c7 in contentProcessor (parser=0x1a0c010, 
    start=0x4935dd9 "<w:document xmlns:wpc=\"http://schemas.microsoft.com/office/word/2010/wordprocessingCanvas\" xmlns:mc=\"http://schemas.openxmlformats.org/markup-compatibility/2006\" xmlns:o=\"urn:schemas-microsoft-com:off"..., end=0x4939da0 "\331instrT\a!", 
    endPtr=0x1a0c040) at /home/asbel/Development/LibreOffice/core_bisect/workdir/UnpackedTarball/expat/lib/xmlparse.c:2105
#18 0x00007fffd97ae71b in doProlog (parser=0x1a0c010, enc=0x7fffd99faa40 <utf8_encoding>, 
    s=0x4935dd9 "<w:document xmlns:wpc=\"http://schemas.microsoft.com/office/word/2010/wordprocessingCanvas\" xmlns:mc=\"http://schemas.openxmlformats.org/markup-compatibility/2006\" xmlns:o=\"urn:schemas-microsoft-com:off"..., end=0x4939da0 "\331instrT\a!", 
    tok=29, 
    next=0x4935dd9 "<w:document xmlns:wpc=\"http://schemas.microsoft.com/office/word/2010/wordprocessingCanvas\" xmlns:mc=\"http://schemas.openxmlformats.org/markup-compatibility/2006\" xmlns:o=\"urn:schemas-microsoft-com:off"..., nextPtr=0x1a0c040, 
    haveMore=1 '\001') at /home/asbel/Development/LibreOffice/core_bisect/workdir/UnpackedTarball/expat/lib/xmlparse.c:4016
#19 0x00007fffd97adb02 in prologProcessor (parser=0x1a0c010, 
    s=0x4935da0 "<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"yes\"?>\r\n<w:document xmlns:wpc=\"http://schemas.microsoft.com/office/word/2010/wordprocessingCanvas\" xmlns:mc=\"http://schemas.openxmlformats.org/markup-c"..., 
    end=0x4939da0 "\331instrT\a!", nextPtr=0x1a0c040)
    at /home/asbel/Development/LibreOffice/core_bisect/workdir/UnpackedTarball/expat/lib/xmlparse.c:3739
#20 0x00007fffd97ad5d7 in prologInitProcessor (parser=0x1a0c010, 
    s=0x4935da0 "<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"yes\"?>\r\n<w:document xmlns:wpc=\"http://schemas.microsoft.com/office/word/2010/wordprocessingCanvas\" xmlns:mc=\"http://schemas.openxmlformats.org/markup-c"..., 
    end=0x4939da0 "\331instrT\a!", nextPtr=0x1a0c040)
    at /home/asbel/Development/LibreOffice/core_bisect/workdir/UnpackedTarball/expat/lib/xmlparse.c:3556
#21 0x00007fffd97a85f3 in XML_ParseBuffer (parser=0x1a0c010, len=16384, isFinal=0)
    at /home/asbel/Development/LibreOffice/core_bisect/workdir/UnpackedTarball/expat/lib/xmlparse.c:1651
#22 0x00007fffd97a84b9 in XML_Parse (parser=0x1a0c010, 
    s=0x49947b8 "<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"yes\"?>\r\n<w:document xmlns:wpc=\"http://schemas.microsoft.com/office/word/2010/wordprocessingCanvas\" xmlns:mc=\"http://schemas.openxmlformats.org/markup-c"..., len=16384, isFinal=0)
    at /home/asbel/Development/LibreOffice/core_bisect/workdir/UnpackedTarball/expat/lib/xmlparse.c:1617
#23 0x00007fffd978fa29 in sax_fastparser::FastSaxParserImpl::parse (this=0x18728f0)
    at /home/asbel/Development/LibreOffice/core_bisect/sax/source/fastparser/fastparser.cxx:1060
#24 0x00007fffd978ee58 in sax_fastparser::FastSaxParserImpl::parseStream (this=0x18728f0, maStructSource=...)
    at /home/asbel/Development/LibreOffice/core_bisect/sax/source/fastparser/fastparser.cxx:852
#25 0x00007fffd9791275 in sax_fastparser::FastSaxParser::parseStream (this=0x1872430, aInputSource=...)
    at /home/asbel/Development/LibreOffice/core_bisect/sax/source/fastparser/fastparser.cxx:1340
#26 0x00007fffd02a85ef in writerfilter::ooxml::OOXMLDocumentImpl::resolve (this=0x193a5f0, rStream=...)
    at /home/asbel/Development/LibreOffice/core_bisect/writerfilter/source/ooxml/OOXMLDocumentImpl.cxx:517
#27 0x00007fffd029ca95 in WriterFilter::filter (this=0x1857190, aDescriptor=uno::Sequence of length 12 = {...})
    at /home/asbel/Development/LibreOffice/core_bisect/writerfilter/source/filter/ImportFilter.cxx:120
#28 0x00007ffff48c13ec in SfxObjectShell::ImportFrom (this=0x16eca90, rMedium=..., xInsertPosition=empty uno::Reference)
    at /home/asbel/Development/LibreOffice/core_bisect/sfx2/source/doc/objstor.cxx:2269
#29 0x00007ffff48b9975 in SfxObjectShell::DoLoad (this=0x16eca90, pMed=0x1702820)
    at /home/asbel/Development/LibreOffice/core_bisect/sfx2/source/doc/objstor.cxx:768
#30 0x00007ffff48fb576 in SfxBaseModel::load (this=0x16ed210, seqArguments=uno::Sequence of length 13 = {...})
    at /home/asbel/Development/LibreOffice/core_bisect/sfx2/source/doc/sfxbasemodel.cxx:1855
#31 0x00007ffff49d90d2 in (anonymous namespace)::SfxFrameLoader_Impl::load (this=0x1683d40, 
    rArgs=uno::Sequence of length 11 = {...}, _rTargetFrame=uno::Reference to ((anonymous namespace)::Frame *) 0x13eae38)
    at /home/asbel/Development/LibreOffice/core_bisect/sfx2/source/view/frmload.cxx:703
#32 0x00007fffdd7065bd in framework::LoadEnv::impl_loadContent (this=0x151e3e0)
    at /home/asbel/Development/LibreOffice/core_bisect/framework/source/loadenv/loadenv.cxx:1125
#33 0x00007fffdd702db0 in framework::LoadEnv::startLoading (this=0x151e3e0)
    at /home/asbel/Development/LibreOffice/core_bisect/framework/source/loadenv/loadenv.cxx:386
#34 0x00007fffdd68fa9e in framework::LoadDispatcher::impl_dispatch (this=0x151e380, rURL=..., 
    lArguments=uno::Sequence of length 4 = {...}, xListener=empty uno::Reference)
    at /home/asbel/Development/LibreOffice/core_bisect/framework/source/dispatch/loaddispatcher.cxx:115
#35 0x00007fffdd68f780 in framework::LoadDispatcher::dispatchWithReturnValue (this=0x151e380, rURL=..., 
    lArguments=uno::Sequence of length 4 = {...})
    at /home/asbel/Development/LibreOffice/core_bisect/framework/source/dispatch/loaddispatcher.cxx:62
#36 0x00007ffff62cbdc7 in comphelper::SynchronousDispatch::dispatch (
    xStartPoint=uno::Reference to (framework::Desktop *) 0x1344308, sURL="file:///home/asbel/Downloads/WebDesign.docx", 
    sTarget="_default", nFlags=0, lArguments=uno::Sequence of length 4 = {...})
    at /home/asbel/Development/LibreOffice/core_bisect/comphelper/source/misc/synchronousdispatch.cxx:69
#37 0x00007ffff7899605 in desktop::DispatchWatcher::executeDispatchRequests (this=0x14e1d60, aDispatchRequestsList=..., 
    bNoTerminate=false) at /home/asbel/Development/LibreOffice/core_bisect/desktop/source/app/dispatchwatcher.cxx:398
#38 0x00007ffff78a7907 in desktop::OfficeIPCThread::ExecuteCmdLineRequests (aRequest=...)
    at /home/asbel/Development/LibreOffice/core_bisect/desktop/source/app/officeipcthread.cxx:1060
#39 0x00007ffff786e276 in desktop::Desktop::OpenClients ()
    at /home/asbel/Development/LibreOffice/core_bisect/desktop/source/app/app.cxx:2442
#40 0x00007ffff786b78a in desktop::Desktop::OpenClients_Impl (this=0x7fffffffd8a0)
    at /home/asbel/Development/LibreOffice/core_bisect/desktop/source/app/app.cxx:1973
#41 0x00007ffff786b71b in desktop::Desktop::LinkStubOpenClients_Impl (pThis=0x7fffffffd8a0, pCaller=0x0)
    at /home/asbel/Development/LibreOffice/core_bisect/desktop/source/app/app.cxx:1968
#42 0x00007ffff17d3a56 in Link::Call (this=0x14db9d0, pCaller=0x0)
    at /home/asbel/Development/LibreOffice/core_bisect/include/tools/link.hxx:123
#43 0x00007ffff196ad48 in ImplHandleUserEvent (pSVEvent=0x14d8c40)
    at /home/asbel/Development/LibreOffice/core_bisect/vcl/source/window/winproc.cxx:1883
#44 0x00007ffff196c1fe in ImplWindowFrameProc (pWindow=0x1370fb0, nEvent=22, pEvent=0x14d8c40)
    at /home/asbel/Development/LibreOffice/core_bisect/vcl/source/window/winproc.cxx:2454
#45 0x00007ffff1dac1c7 in SalFrame::CallCallback (this=0x1371820, nEvent=22, pEvent=0x14d8c40)
    at /home/asbel/Development/LibreOffice/core_bisect/vcl/inc/salframe.hxx:243
#46 0x00007ffff1dabcff in SalGenericDisplay::DispatchInternalEvent (this=0x10eec40)
    at /home/asbel/Development/LibreOffice/core_bisect/vcl/generic/app/gendisp.cxx:90
#47 0x00007fffe73b5e1d in GtkData::userEventFn (data=0x60ed00)
    at /home/asbel/Development/LibreOffice/core_bisect/vcl/unx/gtk/app/gtkdata.cxx:935
#48 0x00007fffe73b5e76 in call_userEventFn (data=0x60ed00)
    at /home/asbel/Development/LibreOffice/core_bisect/vcl/unx/gtk/app/gtkdata.cxx:945
#49 0x00007fffe6c2bce5 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#50 0x00007fffe6c2c048 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#51 0x00007fffe6c2c0ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#52 0x00007fffe73b4d37 in GtkData::Yield (this=0x60ed00, bWait=true, bHandleAllCurrentEvents=false)
    at /home/asbel/Development/LibreOffice/core_bisect/vcl/unx/gtk/app/gtkdata.cxx:575
#53 0x00007fffe73b8d6e in GtkInstance::Yield (this=0x6271f0, bWait=true, bHandleAllCurrentEvents=false)
    at /home/asbel/Development/LibreOffice/core_bisect/vcl/unx/gtk/app/gtkinst.cxx:424
#54 0x00007ffff1cf6d18 in ImplYield (i_bWait=true, i_bAllEvents=false)
    at /home/asbel/Development/LibreOffice/core_bisect/vcl/source/app/svapp.cxx:359
#55 0x00007ffff1cf38a5 in Application::Yield () at /home/asbel/Development/LibreOffice/core_bisect/vcl/source/app/svapp.cxx:391
#56 0x00007ffff1cf3853 in Application::Execute () at /home/asbel/Development/LibreOffice/core_bisect/vcl/source/app/svapp.cxx:340
#57 0x00007ffff7869c9a in desktop::Desktop::Main (this=0x7fffffffd8a0)
    at /home/asbel/Development/LibreOffice/core_bisect/desktop/source/app/app.cxx:1682
#58 0x00007ffff1cfadc0 in ImplSVMain () at /home/asbel/Development/LibreOffice/core_bisect/vcl/source/app/svmain.cxx:155
#59 0x00007ffff1cfaeb6 in SVMain () at /home/asbel/Development/LibreOffice/core_bisect/vcl/source/app/svmain.cxx:188
#60 0x00007ffff78aa601 in soffice_main () at /home/asbel/Development/LibreOffice/core_bisect/desktop/source/app/sofficemain.cxx:85
#61 0x0000000000400969 in sal_main () at /home/asbel/Development/LibreOffice/core_bisect/desktop/source/app/main.c:48
#62 0x000000000040094a in main (argc=2, argv=0x7fffffffdb48)
    at /home/asbel/Development/LibreOffice/core_bisect/desktop/source/app/main.c:47