Opening invalid file crashes Model editor

1. Start Creator with enabled ModelEditor plugin.
2. Open the attached file.
   Creator crashes:

   1	RaiseException	KERNELBASE		0x769bc42d	
   2	_CxxThrowException	throw.cpp	154	0x5bf30b86	
   3	qark::QXmlInArchive::readTag	qxmlinarchive.h	904	0x518b88dd	
   4	qark::QXmlInArchive::visit<qmt::Project,qmt::Uid,qmt::Uid>	qxmlinarchive.h	683	0x518f37cc	
   5	qark::QXmlInArchive::GetterSetterAttrNode<qmt::Project,qmt::Uid,qmt::Uid const &>::accept	qxmlinarchive.h	185	0x518f4697	
   6	qark::QXmlInArchive::readChildren	qxmlinarchive.h	594	0x518b8816	
   7	qark::QXmlInArchive::visit<qmt::Project>	qxmlinarchive.h	619	0x518f364a	
   8	qark::QXmlInArchive::ObjectNode<qmt::Project>::accept	qxmlinarchive.h	119	0x518f46b7	
   9	qark::QXmlInArchive::readChildren	qxmlinarchive.h	594	0x518b8816	
   10	qark::QXmlInArchive::visit	qxmlinarchive.h	610	0x518bdf73	
   11	qark::QXmlInArchive::TagNode::accept	qxmlinarchive.h	102	0x518afba7	
   12	qark::QXmlInArchive::append	qxmlinarchive.h	393	0x518b0361	
   13	qark::operator>><qark::QXmlInArchive>	serialize.h	167	0x5189114f	
   14	qark::operator>><qark::QXmlInArchive,qark::End>	serialize.h	88	0x518919b8	
   15	qmt::ProjectSerializer::load	projectserializer.cpp	144	0x518f1fca	
   16	qmt::ProjectController::load	projectcontroller.cpp	101	0x5188cbc6	
   17	qmt::DocumentController::loadProject	documentcontroller.cpp	300	0x5184af41	
   18	ModelEditor::Internal::ModelDocument::load	modeldocument.cpp	153	0x51a189d1	
   19	ModelEditor::Internal::ModelDocument::open	modeldocument.cpp	77	0x51a185d7	
   20	Core::Internal::EditorManagerPrivate::openEditor	editormanager.cpp	664	0x59f628f3	
   ...	<Mehr>				
   

Yes, the file is invalid. There's a ">" missing in line 4. Still, Creator should not crash when trying to open such a file.