Autotest `tst_qquickvisualdatamodel' failed :(

  Testing tst_qquickvisualdatamodel
  QtQA::App::TestRunner: Timed out after 450 seconds
  QtQA::App::TestRunner: Process exited due to signal 6; dumped core
  QtQA::App::TestRunner: ============================== backtrace follows: 
==============================
  QtQA::App::TestRunner: gdb commands: thread apply all bt 100
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: warning: core file may not match specified executable 
file.
  QtQA::App::TestRunner: [New LWP 696]
  QtQA::App::TestRunner: [New LWP 697]
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: warning: Can't read pathname for load map: 
Input/output error.
  QtQA::App::TestRunner: [Thread debugging using libthread_db enabled]
  QtQA::App::TestRunner: Core was generated by `./tst_qquickvisualdatamodel 
-silent -o /work/build/_artifacts/test-logs/tst_qqu'.
  QtQA::App::TestRunner: Program terminated with signal 6, Aborted.
  QtQA::App::TestRunner: #0  0x00007f2053b7e3a5 in __GI_raise (sig=6) at 
../nptl/sysdeps/unix/sysv/linux/raise.c:64
  QtQA::App::TestRunner: 64     ../nptl/sysdeps/unix/sysv/linux/raise.c: No 
such file or directory.
  QtQA::App::TestRunner:        in ../nptl/sysdeps/unix/sysv/linux/raise.c
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: Thread 2 (Thread 0x7f204b8e7700 (LWP 697)):
  QtQA::App::TestRunner: #0  0x00007f2053c20e23 in __GI___poll (fds=<optimized 
out>, nfds=<optimized out>, timeout=<optimized out>) at 
../sysdeps/unix/sysv/linux/poll.c:87
  QtQA::App::TestRunner: #1  0x00007f2051c97f68 in ?? () from 
/lib/x86_64-linux-gnu/libglib-2.0.so.0
  QtQA::App::TestRunner: #2  0x00007f2051c98429 in g_main_context_iteration () 
from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  QtQA::App::TestRunner: #3  0x00007f20547bfd2d in 
TestNamespace::QEventDispatcherGlib::processEvents (this=0xbc5120, flags=...) 
at kernel/qeventdispatcher_glib.cpp:426
  QtQA::App::TestRunner: #4  0x00007f2054743f00 in 
TestNamespace::QEventLoop::processEvents (this=0x7f204b8e6d80, flags=...) at 
kernel/qeventloop.cpp:136
  QtQA::App::TestRunner: #5  0x00007f20547441d9 in 
TestNamespace::QEventLoop::exec (this=0x7f204b8e6d80, flags=...) at 
kernel/qeventloop.cpp:212
  QtQA::App::TestRunner: #6  0x00007f20544d8df0 in TestNamespace::QThread::exec 
(this=0xbdfa90) at thread/qthread.cpp:510
  QtQA::App::TestRunner: #7  0x00007f2056479ac5 in 
TestNamespace::QQmlThreadPrivate::run (this=0xbdfa90) at 
qml/ftw/qqmlthread.cpp:148
  QtQA::App::TestRunner: #8  0x00007f20544dff7c in 
TestNamespace::QThreadPrivate::start (arg=0xbdfa90) at 
thread/qthread_unix.cpp:345
  QtQA::App::TestRunner: #9  0x00007f205309fefc in start_thread 
(arg=0x7f204b8e7700) at pthread_create.c:304
  QtQA::App::TestRunner: #10 0x00007f2053c2cf4d in clone () at 
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
  QtQA::App::TestRunner: #11 0x0000000000000000 in ?? ()
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: Thread 1 (Thread 0x7f2057255760 (LWP 696)):
  QtQA::App::TestRunner: #0  0x00007f2053b7e3a5 in __GI_raise (sig=6) at 
../nptl/sysdeps/unix/sysv/linux/raise.c:64
  QtQA::App::TestRunner: #1  0x00007f2053b81b0b in __GI_abort () at abort.c:92
  QtQA::App::TestRunner: #2  0x00007f20544ccf97 in 
TestNamespace::qt_message_fatal (context=..., message=...) at 
global/qlogging.cpp:973
  QtQA::App::TestRunner: #3  0x00007f20544cab82 in 
TestNamespace::QMessageLogger::fatal (this=0x7ffffe2dfd90, msg=0x7f205547e4bc 
"Received signal %d") at global/qlogging.cpp:384
  QtQA::App::TestRunner: #4  0x00007f205546716f in 
TestNamespace::QTest::FatalSignalHandler::signal (signum=15) at 
qtestcase.cpp:2007
  QtQA::App::TestRunner: #5  <signal handler called>
  QtQA::App::TestRunner: #6  0x00007f20545763c5 in 
TestNamespace::primeForNumBits (numBits=32767) at tools/qhash.cpp:292
  QtQA::App::TestRunner: #7  0x00007f2054576a9a in 
TestNamespace::QHashData::rehash (this=0x2109ba0, hint=4) at tools/qhash.cpp:504
  QtQA::App::TestRunner: #8  0x00007f205621b8fc in 
TestNamespace::QHash<TestNamespace::QQmlJS::V4IR::Stmt*, 
TestNamespace::QHashDummyValue>::reserve (this=0x7ffffe2e03a0, asize=1) at 
/work/build/qt/qtbase/include/QtCore/../../src/corelib/tools/qhash.h:886
  QtQA::App::TestRunner: #9  0x00007f2056219aa8 in 
TestNamespace::QSet<TestNamespace::QQmlJS::V4IR::Stmt*>::reserve 
(this=0x7ffffe2e03a0, asize=1) at 
/work/build/qt/qtbase/include/QtCore/../../src/corelib/tools/qset.h:247
  QtQA::App::TestRunner: #10 0x00007f2056214a4b in 
TestNamespace::QList<TestNamespace::QQmlJS::V4IR::Stmt*>::toSet 
(this=0x7ffffe2e0390) at 
/work/build/qt/qtbase/include/QtCore/../../src/corelib/tools/qset.h:326
  QtQA::App::TestRunner: #11 0x00007f205620e189 in 
TestNamespace::QSet<TestNamespace::QQmlJS::V4IR::Stmt*>::fromList (list=...) at 
/work/build/qt/qtbase/include/QtCore/../../src/corelib/tools/qset.h:335
  QtQA::App::TestRunner: #12 0x00007f20561ff7c3 in (anonymous 
namespace)::TypeInference::setType (this=0x7ffffe2e05c0, e=0x201b430, ty=256) 
at compiler/qv4ssa.cpp:1353
  QtQA::App::TestRunner: #13 0x00007f205620051b in (anonymous 
namespace)::TypeInference::visitPhi (this=0x7ffffe2e05c0, s=0x201b400) at 
compiler/qv4ssa.cpp:1533
  QtQA::App::TestRunner: #14 0x00007f20561f3832 in 
TestNamespace::QQmlJS::V4IR::Phi::accept (this=0x201b400, v=0x7ffffe2e05c0) at 
compiler/qv4jsir_p.h:672
  QtQA::App::TestRunner: #15 0x00007f20561ff5fe in (anonymous 
namespace)::TypeInference::run (this=0x7ffffe2e05c0, s=0x201b400) at 
compiler/qv4ssa.cpp:1306
  QtQA::App::TestRunner: #16 0x00007f20561fec52 in (anonymous 
namespace)::TypeInference::run (this=0x7ffffe2e05c0, function=0x1e901f0) at 
compiler/qv4ssa.cpp:1221
  QtQA::App::TestRunner: #17 0x00007f2056207081 in 
TestNamespace::QQmlJS::V4IR::Optimizer::run (this=0x7ffffe2e0790) at 
compiler/qv4ssa.cpp:2862
  QtQA::App::TestRunner: #18 0x00007f205623b0c8 in 
TestNamespace::QQmlJS::MASM::InstructionSelection::run (this=0x1ecade0, 
functionIndex=1) at compiler/qv4isel_masm.cpp:621
  QtQA::App::TestRunner: #19 0x00007f20561ecd15 in 
TestNamespace::QQmlJS::EvalInstructionSelection::compile (this=0x1ecade8, 
generateUnitData=true) at compiler/qv4isel_p.cpp:87
  QtQA::App::TestRunner: #20 0x00007f205630deb1 in 
TestNamespace::QV4::Script::parse (this=0x7ffffe2e0e70) at 
jsruntime/qv4script.cpp:218
  QtQA::App::TestRunner: #21 0x00007f2056456b63 in 
TestNamespace::QQmlJavaScriptExpression::evalFunction (ctxt=0x1f48070, 
scopeObject=0x2054d90, code=..., filename=..., line=18, qmlscope=0x0) at 
qml/qqmljavascriptexpression.cpp:342
  QtQA::App::TestRunner: #22 0x00007f20563632f1 in 
TestNamespace::QQmlVMEMetaObject::method (this=0x1a27750, index=0) at 
qml/qqmlvmemetaobject.cpp:989
  QtQA::App::TestRunner: #23 0x00007f20563642f5 in 
TestNamespace::QQmlVMEMetaObject::vmeMethod (this=0x1a27750, index=28) at 
qml/qqmlvmemetaobject.cpp:1175
  QtQA::App::TestRunner: #24 0x00007f205633974d in 
TestNamespace::QV4::QObjectWrapper::getQmlProperty (this=0x7f20572346e0, 
ctx=0x1eaa7a0, qmlContext=0x1f48070, n=0x7f205726bf50, 
revisionMode=TestNamespace::QV4::QObjectWrapper::CheckRevision, 
hasProperty=0x7ffffe2e148f, includeImports=false) at 
jsruntime/qv4qobjectwrapper.cpp:334
  QtQA::App::TestRunner: #25 0x00007f205633a023 in 
TestNamespace::QV4::QObjectWrapper::getQmlProperty (ctx=0x1eaa7a0, 
qmlContext=0x1f48070, object=0x2054d90, name=0x7f205726bf50, 
revisionMode=TestNamespace::QV4::QObjectWrapper::CheckRevision, 
hasProperty=0x7ffffe2e148f) at jsruntime/qv4qobjectwrapper.cpp:408
  QtQA::App::TestRunner: #26 0x00007f205646660d in 
TestNamespace::QV4::QmlContextWrapper::get (m=0x7f20571c18a0, name=..., 
hasProperty=0x7ffffe2e15bd) at qml/qqmlcontextwrapper.cpp:251
  QtQA::App::TestRunner: #27 0x00007f20562a1f41 in 
TestNamespace::QV4::Object::get (this=0x7f20571c18a0, name=..., 
hasProperty=0x7ffffe2e15bd) at 
/work/build/qt/qtbase/include/QtQml/5.3.0/QtQml/private/../../../../../../qtdeclarative/src/qml/jsruntime/qv4object_p.h:286
  QtQA::App::TestRunner: #28 0x00007f20562af858 in 
TestNamespace::QV4::ExecutionContext::getPropertyAndBase (this=0x1eaa7a0, 
name=..., base=...) at jsruntime/qv4context.cpp:573
  QtQA::App::TestRunner: #29 0x00007f20562b49b4 in 
TestNamespace::QV4::__qmljs_call_activation_property (context=0x1eaa7a0, 
name=..., callData=...) at jsruntime/qv4runtime.cpp:753
  QtQA::App::TestRunner: #30 0x00007f205716c9a9 in ?? ()
  QtQA::App::TestRunner: #31 0x00007ffffe2e1740 in ?? ()
  QtQA::App::TestRunner: #32 0x00007ffffe2e1720 in ?? ()
  QtQA::App::TestRunner: #33 0x00007ffffe2e1760 in ?? ()
  QtQA::App::TestRunner: #34 0x00007f20562adffa in 
TestNamespace::QV4::CallContext::initQmlContext (this=0x7f20562adffa, 
parentContext=0x7ffffe2e1760, qml=..., function=0x7ffffe2e1720) at 
jsruntime/qv4context.cpp:264
  QtQA::App::TestRunner: #35 0x00007f20562e466b in 
TestNamespace::QV4::Function::code (this=0x1f99d00, ctx=0x1eaa7a0, data=0x0) at 
jsruntime/qv4function_p.h:91
  QtQA::App::TestRunner: #36 0x00007f205630d5cc in 
TestNamespace::QV4::QmlBindingWrapper::call (that=0x7f20571c1970) at 
jsruntime/qv4script.cpp:102
  QtQA::App::TestRunner: #37 0x00007f20562a21b7 in 
TestNamespace::QV4::FunctionObject::call (this=0x7f20571c1970, 
callData=0x7f204a8e7008) at jsruntime/qv4functionobject_p.h:130
  QtQA::App::TestRunner: #38 0x00007f2056455b2a in 
TestNamespace::QQmlJavaScriptExpression::evaluate (this=0x1ee2a50, 
context=0x1f48070, function=..., callData=0x7f204a8e7008, isUndefined=0x0) at 
qml/qqmljavascriptexpression.cpp:179
  QtQA::App::TestRunner: #39 0x00007f20564557cc in 
TestNamespace::QQmlJavaScriptExpression::evaluate (this=0x1ee2a50, 
context=0x1f48070, function=..., isUndefined=0x0) at 
qml/qqmljavascriptexpression.cpp:132
  QtQA::App::TestRunner: #40 0x00007f2056382d79 in 
TestNamespace::QQmlExpressionPrivate::v4value (this=0x1ee29e0, isUndefined=0x0) 
at qml/qqmlexpression.cpp:275
  QtQA::App::TestRunner: #41 0x00007f2056382ef6 in 
TestNamespace::QQmlExpressionPrivate::value (this=0x1ee29e0, isUndefined=0x0) 
at qml/qqmlexpression.cpp:294
  QtQA::App::TestRunner: #42 0x00007f205638302b in 
TestNamespace::QQmlExpression::evaluate (this=0x7ffffe2e1c40, 
valueIsUndefined=0x0) at qml/qqmlexpression.cpp:315
  QtQA::App::TestRunner: #43 0x00000000004577c0 in evaluate<bool> 
(scope=0x2054d90, expression=...) at tst_qquickvisualdatamodel.cpp:475
  QtQA::App::TestRunner: #44 0x000000000042f3c0 in 
tst_qquickvisualdatamodel::onChanged (this=0x7ffffe2e2b50) at 
tst_qquickvisualdatamodel.cpp:2291
  QtQA::App::TestRunner: #45 0x000000000045738b in 
tst_qquickvisualdatamodel::qt_static_metacall (_o=0x7ffffe2e2b50, 
_c=TestNamespace::QMetaObject::InvokeMetaMethod, _id=30, _a=0x7ffffe2e1e90) at 
.moc/debug-shared/tst_qquickvisualdatamodel.moc:1000
  QtQA::App::TestRunner: #46 0x00007f20547539dd in 
TestNamespace::QMetaMethod::invoke (this=0x7ffffe2e2130, object=0x7ffffe2e2b50, 
connectionType=TestNamespace::Qt::DirectConnection, returnValue=..., val0=..., 
val1=..., val2=..., val3=..., val4=..., val5=..., val6=..., val7=..., val8=..., 
val9=...) at kernel/qmetaobject.cpp:2169
  QtQA::App::TestRunner: #47 0x00007f2054752e99 in 
TestNamespace::QMetaObject::invokeMethod (obj=0x7ffffe2e2b50, member=0x19f65b0 
"onChanged", type=TestNamespace::Qt::DirectConnection, ret=..., val0=..., 
val1=..., val2=..., val3=..., val4=..., val5=..., val6=..., val7=..., val8=..., 
val9=...) at kernel/qmetaobject.cpp:1464
  QtQA::App::TestRunner: #48 0x00007f205546a1db in 
TestNamespace::QMetaObject::invokeMethod (obj=0x7ffffe2e2b50, member=0x19f65b0 
"onChanged", type=TestNamespace::Qt::DirectConnection, val0=..., val1=..., 
val2=..., val3=..., val4=..., val5=..., val6=..., val7=..., val8=..., val9=...) 
at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs.h:395
  QtQA::App::TestRunner: #49 0x00007f2055465f39 in 
TestNamespace::QTest::qInvokeTestMethodDataEntry (slot=0x19f65b0 "onChanged") 
at qtestcase.cpp:1693
  QtQA::App::TestRunner: #50 0x00007f20554667b6 in 
TestNamespace::QTest::qInvokeTestMethod (slotName=0x1a28b68 "onChanged()", 
data=0x0) at qtestcase.cpp:1818
  QtQA::App::TestRunner: #51 0x00007f2055467052 in 
TestNamespace::QTest::qInvokeTestMethods (testObject=0x7ffffe2e2b50) at 
qtestcase.cpp:1972
  QtQA::App::TestRunner: #52 0x00007f2055467567 in TestNamespace::QTest::qExec 
(testObject=0x7ffffe2e2b50, argc=6, argv=0x7ffffe2e2cb8) at qtestcase.cpp:2200
  QtQA::App::TestRunner: #53 0x0000000000456113 in main (argc=6, 
argv=0x7ffffe2e2cb8) at tst_qquickvisualdatamodel.cpp:4246
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: 
================================================================================
  QtQA::App::TestRunner: test failed, running again to see if it is flaky...
  ********* Start testing of tst_qquickvisualdatamodel *********
  Config: Using QtTest library 5.3.0, Qt 5.3.0
  PASS   : tst_qquickvisualdatamodel::initTestCase()
  PASS   : tst_qquickvisualdatamodel::rootIndex()
  QWARN  : tst_qquickvisualdatamodel::updateLayout(item delegate) 
QCoreApplication::postEvent: Unexpected null receiver
  PASS   : tst_qquickvisualdatamodel::updateLayout(item delegate)
  QWARN  : tst_qquickvisualdatamodel::updateLayout(package delegate) 
QCoreApplication::postEvent: Unexpected null receiver
  PASS   : tst_qquickvisualdatamodel::updateLayout(package delegate)
  QWARN  : tst_qquickvisualdatamodel::childChanged(item delegate) 
QCoreApplication::postEvent: Unexpected null receiver
  PASS   : tst_qquickvisualdatamodel::childChanged(item delegate)
  QWARN  : tst_qquickvisualdatamodel::childChanged(package delegate) 
QCoreApplication::postEvent: Unexpected null receiver
  PASS   : tst_qquickvisualdatamodel::childChanged(package delegate)
  QWARN  : tst_qquickvisualdatamodel::noDelegate(item delegate) 
QCoreApplication::postEvent: Unexpected null receiver
  PASS   : tst_qquickvisualdatamodel::noDelegate(item delegate)
  QWARN  : tst_qquickvisualdatamodel::noDelegate(package delegate) 
QCoreApplication::postEvent: Unexpected null receiver
  PASS   : tst_qquickvisualdatamodel::noDelegate(package delegate)
  PASS   : tst_qquickvisualdatamodel::itemsDestroyed(listView)
  PASS   : tst_qquickvisualdatamodel::itemsDestroyed(package)
  PASS   : tst_qquickvisualdatamodel::itemsDestroyed(pathView)
  PASS   : tst_qquickvisualdatamodel::itemsDestroyed(repeater)
  QWARN  : tst_qquickvisualdatamodel::objectListModel() 
QCoreApplication::postEvent: Unexpected null receiver
  PASS   : tst_qquickvisualdatamodel::objectListModel()
  QWARN  : tst_qquickvisualdatamodel::singleRole() QCoreApplication::postEvent: 
Unexpected null receiver
  QWARN  : tst_qquickvisualdatamodel::singleRole() QCoreApplication::postEvent: 
Unexpected null receiver
  QWARN  : tst_qquickvisualdatamodel::singleRole() QCoreApplication::postEvent: 
Unexpected null receiver
  PASS   : tst_qquickvisualdatamodel::singleRole()
  QWARN  : tst_qquickvisualdatamodel::modelProperties() 
QCoreApplication::postEvent: Unexpected null receiver
  QWARN  : tst_qquickvisualdatamodel::modelProperties() 
QCoreApplication::postEvent: Unexpected null receiver
  QWARN  : tst_qquickvisualdatamodel::modelProperties() 
QCoreApplication::postEvent: Unexpected null receiver
  QWARN  : tst_qquickvisualdatamodel::modelProperties() 
QCoreApplication::postEvent: Unexpected null receiver
  PASS   : tst_qquickvisualdatamodel::modelProperties()
  QWARN  : tst_qquickvisualdatamodel::packagesDestroyed() 
QCoreApplication::postEvent: Unexpected null receiver
  PASS   : tst_qquickvisualdatamodel::packagesDestroyed()
  PASS   : tst_qquickvisualdatamodel::qaimRowsMoved(move 1 forward)
  PASS   : tst_qquickvisualdatamodel::qaimRowsMoved(move 1 backwards)
  PASS   : tst_qquickvisualdatamodel::qaimRowsMoved(move multiple forwards)
  PASS   : tst_qquickvisualdatamodel::qaimRowsMoved(move multiple forwards, 
with same to)
  PASS   : tst_qquickvisualdatamodel::qaimRowsMoved(move multiple backwards)
  PASS   : tst_qquickvisualdatamodel::subtreeRowsMoved()
  PASS   : tst_qquickvisualdatamodel::watchedRoles()
  PASS   : tst_qquickvisualdatamodel::hasModelChildren()
  PASS   : tst_qquickvisualdatamodel::setValue()
  QWARN  : tst_qquickvisualdatamodel::remove(item delegate) 
QCoreApplication::postEvent: Unexpected null receiver
  PASS   : tst_qquickvisualdatamodel::remove(item delegate)
  QWARN  : tst_qquickvisualdatamodel::remove(package) 
QCoreApplication::postEvent: Unexpected null receiver
  PASS   : tst_qquickvisualdatamodel::remove(package)
  QWARN  : tst_qquickvisualdatamodel::move(item delegate) 
QCoreApplication::postEvent: Unexpected null receiver
  PASS   : tst_qquickvisualdatamodel::move(item delegate)
  QWARN  : tst_qquickvisualdatamodel::move(package) 
QCoreApplication::postEvent: Unexpected null receiver
  PASS   : tst_qquickvisualdatamodel::move(package)
  QWARN  : tst_qquickvisualdatamodel::groups(item delegate) 
QCoreApplication::postEvent: Unexpected null receiver
  PASS   : tst_qquickvisualdatamodel::groups(item delegate)
  QWARN  : tst_qquickvisualdatamodel::groups(package) 
QCoreApplication::postEvent: Unexpected null receiver
  PASS   : tst_qquickvisualdatamodel::groups(package)
  PASS   : tst_qquickvisualdatamodel::invalidGroups()
  QWARN  : tst_qquickvisualdatamodel::get() QCoreApplication::postEvent: 
Unexpected null receiver
  PASS   : tst_qquickvisualdatamodel::get()
  PASS   : tst_qquickvisualdatamodel::onChanged(item appended)
  PASS   : tst_qquickvisualdatamodel::onChanged(item prepended)
  PASS   : tst_qquickvisualdatamodel::onChanged(item inserted)
  PASS   : tst_qquickvisualdatamodel::onChanged(item removed tail)
  PASS   : tst_qquickvisualdatamodel::onChanged(item removed head)
  PASS   : tst_qquickvisualdatamodel::onChanged(item removed middle)
  PASS   : tst_qquickvisualdatamodel::onChanged(item moved from tail)
  QtQA::App::TestRunner: Timed out after 450 seconds
  QtQA::App::TestRunner: Process exited due to signal 6; dumped core
  QtQA::App::TestRunner: ============================== backtrace follows: 
==============================
  QtQA::App::TestRunner: gdb commands: thread apply all bt 100
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: warning: core file may not match specified executable 
file.
  QtQA::App::TestRunner: [New LWP 750]
  QtQA::App::TestRunner: [New LWP 751]
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: warning: Can't read pathname for load map: 
Input/output error.
  QtQA::App::TestRunner: [Thread debugging using libthread_db enabled]
  QtQA::App::TestRunner: Core was generated by `./tst_qquickvisualdatamodel -o 
/work/build/_artifacts/test-logs/tst_qquickvisua'.
  QtQA::App::TestRunner: Program terminated with signal 6, Aborted.
  QtQA::App::TestRunner: #0  0x00007f3dff1cb3a5 in __GI_raise (sig=6) at 
../nptl/sysdeps/unix/sysv/linux/raise.c:64
  QtQA::App::TestRunner: 64     ../nptl/sysdeps/unix/sysv/linux/raise.c: No 
such file or directory.
  QtQA::App::TestRunner:        in ../nptl/sysdeps/unix/sysv/linux/raise.c
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: Thread 2 (Thread 0x7f3df6f34700 (LWP 751)):
  QtQA::App::TestRunner: #0  0x00007f3dff26de23 in __GI___poll (fds=<optimized 
out>, nfds=<optimized out>, timeout=<optimized out>) at 
../sysdeps/unix/sysv/linux/poll.c:87
  QtQA::App::TestRunner: #1  0x00007f3dfd2e4f68 in ?? () from 
/lib/x86_64-linux-gnu/libglib-2.0.so.0
  QtQA::App::TestRunner: #2  0x00007f3dfd2e5429 in g_main_context_iteration () 
from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  QtQA::App::TestRunner: #3  0x00007f3dffe0cd2d in 
TestNamespace::QEventDispatcherGlib::processEvents (this=0x18ca120, flags=...) 
at kernel/qeventdispatcher_glib.cpp:426
  QtQA::App::TestRunner: #4  0x00007f3dffd90f00 in 
TestNamespace::QEventLoop::processEvents (this=0x7f3df6f33d80, flags=...) at 
kernel/qeventloop.cpp:136
  QtQA::App::TestRunner: #5  0x00007f3dffd911d9 in 
TestNamespace::QEventLoop::exec (this=0x7f3df6f33d80, flags=...) at 
kernel/qeventloop.cpp:212
  QtQA::App::TestRunner: #6  0x00007f3dffb25df0 in TestNamespace::QThread::exec 
(this=0x18e4a90) at thread/qthread.cpp:510
  QtQA::App::TestRunner: #7  0x00007f3e01ac6ac5 in 
TestNamespace::QQmlThreadPrivate::run (this=0x18e4a90) at 
qml/ftw/qqmlthread.cpp:148
  QtQA::App::TestRunner: #8  0x00007f3dffb2cf7c in 
TestNamespace::QThreadPrivate::start (arg=0x18e4a90) at 
thread/qthread_unix.cpp:345
  QtQA::App::TestRunner: #9  0x00007f3dfe6ecefc in start_thread 
(arg=0x7f3df6f34700) at pthread_create.c:304
  QtQA::App::TestRunner: #10 0x00007f3dff279f4d in clone () at 
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
  QtQA::App::TestRunner: #11 0x0000000000000000 in ?? ()
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: Thread 1 (Thread 0x7f3e028a2760 (LWP 750)):
  QtQA::App::TestRunner: #0  0x00007f3dff1cb3a5 in __GI_raise (sig=6) at 
../nptl/sysdeps/unix/sysv/linux/raise.c:64
  QtQA::App::TestRunner: #1  0x00007f3dff1ceb0b in __GI_abort () at abort.c:92
  QtQA::App::TestRunner: #2  0x00007f3dffb19f97 in 
TestNamespace::qt_message_fatal (context=..., message=...) at 
global/qlogging.cpp:973
  QtQA::App::TestRunner: #3  0x00007f3dffb17b82 in 
TestNamespace::QMessageLogger::fatal (this=0x7fff148ce510, msg=0x7f3e00acb4bc 
"Received signal %d") at global/qlogging.cpp:384
  QtQA::App::TestRunner: #4  0x00007f3e00ab416f in 
TestNamespace::QTest::FatalSignalHandler::signal (signum=15) at 
qtestcase.cpp:2007
  QtQA::App::TestRunner: #5  <signal handler called>
  QtQA::App::TestRunner: #6  0x00007f3dff213b15 in __GI___libc_malloc 
(bytes=136) at malloc.c:3681
  QtQA::App::TestRunner: #7  0x00007f3dff8084cd in operator new(unsigned long) 
() from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
  QtQA::App::TestRunner: #8  0x00007f3dff8085e9 in operator new[](unsigned 
long) () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
  QtQA::App::TestRunner: #9  0x00007f3dffbc3b09 in 
TestNamespace::QHashData::rehash (this=0x2b98e20, hint=4) at tools/qhash.cpp:516
  QtQA::App::TestRunner: #10 0x00007f3e017e1fa6 in 
TestNamespace::QHashData::willGrow (this=0x2b98e20) at 
/work/build/qt/qtbase/include/QtCore/../../src/corelib/tools/qhash.h:163
  QtQA::App::TestRunner: #11 0x00007f3e01861741 in 
TestNamespace::QHash<TestNamespace::QQmlJS::V4IR::Stmt*, 
TestNamespace::QHashDummyValue>::insert (this=0x7fff148cee38, akey=@0x2dd5b50, 
avalue=...) at 
/work/build/qt/qtbase/include/QtCore/../../src/corelib/tools/qhash.h:780
  QtQA::App::TestRunner: #12 0x00007f3e0185afd9 in 
TestNamespace::QSet<TestNamespace::QQmlJS::V4IR::Stmt*>::insert 
(this=0x7fff148cee38, value=@0x2dd5b50) at 
/work/build/qt/qtbase/include/QtCore/../../src/corelib/tools/qset.h:194
  QtQA::App::TestRunner: #13 0x00007f3e01861b23 in 
TestNamespace::QSet<TestNamespace::QQmlJS::V4IR::Stmt*>::unite 
(this=0x7fff148cee38, other=...) at 
/work/build/qt/qtbase/include/QtCore/../../src/corelib/tools/qset.h:256
  QtQA::App::TestRunner: #14 0x00007f3e0185b1b3 in 
TestNamespace::QSet<TestNamespace::QQmlJS::V4IR::Stmt*>::operator+= 
(this=0x7fff148cee38, other=...) at 
/work/build/qt/qtbase/include/QtCore/../../src/corelib/tools/qset.h:220
  QtQA::App::TestRunner: #15 0x00007f3e0184c7da in (anonymous 
namespace)::TypeInference::setType (this=0x7fff148cee10, e=0x2d20520, ty=256) 
at compiler/qv4ssa.cpp:1353
  QtQA::App::TestRunner: #16 0x00007f3e0184d51b in (anonymous 
namespace)::TypeInference::visitPhi (this=0x7fff148cee10, s=0x2d204f0) at 
compiler/qv4ssa.cpp:1533
  QtQA::App::TestRunner: #17 0x00007f3e01840832 in 
TestNamespace::QQmlJS::V4IR::Phi::accept (this=0x2d204f0, v=0x7fff148cee10) at 
compiler/qv4jsir_p.h:672
  QtQA::App::TestRunner: #18 0x00007f3e0184c5fe in (anonymous 
namespace)::TypeInference::run (this=0x7fff148cee10, s=0x2d204f0) at 
compiler/qv4ssa.cpp:1306
  QtQA::App::TestRunner: #19 0x00007f3e0184bc52 in (anonymous 
namespace)::TypeInference::run (this=0x7fff148cee10, function=0x2c800e0) at 
compiler/qv4ssa.cpp:1221
  QtQA::App::TestRunner: #20 0x00007f3e01854081 in 
TestNamespace::QQmlJS::V4IR::Optimizer::run (this=0x7fff148cefe0) at 
compiler/qv4ssa.cpp:2862
  QtQA::App::TestRunner: #21 0x00007f3e018880c8 in 
TestNamespace::QQmlJS::MASM::InstructionSelection::run (this=0x2bedac0, 
functionIndex=1) at compiler/qv4isel_masm.cpp:621
  QtQA::App::TestRunner: #22 0x00007f3e01839d15 in 
TestNamespace::QQmlJS::EvalInstructionSelection::compile (this=0x2bedac8, 
generateUnitData=true) at compiler/qv4isel_p.cpp:87
  QtQA::App::TestRunner: #23 0x00007f3e0195aeb1 in 
TestNamespace::QV4::Script::parse (this=0x7fff148cf6c0) at 
jsruntime/qv4script.cpp:218
  QtQA::App::TestRunner: #24 0x00007f3e01aa3b63 in 
TestNamespace::QQmlJavaScriptExpression::evalFunction (ctxt=0x2c676b0, 
scopeObject=0x2e60950, code=..., filename=..., line=18, qmlscope=0x0) at 
qml/qqmljavascriptexpression.cpp:342
  QtQA::App::TestRunner: #25 0x00007f3e019b02f1 in 
TestNamespace::QQmlVMEMetaObject::method (this=0x2685bb0, index=0) at 
qml/qqmlvmemetaobject.cpp:989
  QtQA::App::TestRunner: #26 0x00007f3e019b12f5 in 
TestNamespace::QQmlVMEMetaObject::vmeMethod (this=0x2685bb0, index=28) at 
qml/qqmlvmemetaobject.cpp:1175
  QtQA::App::TestRunner: #27 0x00007f3e0198674d in 
TestNamespace::QV4::QObjectWrapper::getQmlProperty (this=0x7f3e028824a0, 
ctx=0x2dc4a10, qmlContext=0x2c676b0, n=0x7f3e028b8f50, 
revisionMode=TestNamespace::QV4::QObjectWrapper::CheckRevision, 
hasProperty=0x7fff148cfcdf, includeImports=false) at 
jsruntime/qv4qobjectwrapper.cpp:334
  QtQA::App::TestRunner: #28 0x00007f3e01987023 in 
TestNamespace::QV4::QObjectWrapper::getQmlProperty (ctx=0x2dc4a10, 
qmlContext=0x2c676b0, object=0x2e60950, name=0x7f3e028b8f50, 
revisionMode=TestNamespace::QV4::QObjectWrapper::CheckRevision, 
hasProperty=0x7fff148cfcdf) at jsruntime/qv4qobjectwrapper.cpp:408
  QtQA::App::TestRunner: #29 0x00007f3e01ab360d in 
TestNamespace::QV4::QmlContextWrapper::get (m=0x7f3e0279d210, name=..., 
hasProperty=0x7fff148cfe0d) at qml/qqmlcontextwrapper.cpp:251
  QtQA::App::TestRunner: #30 0x00007f3e018eef41 in 
TestNamespace::QV4::Object::get (this=0x7f3e0279d210, name=..., 
hasProperty=0x7fff148cfe0d) at 
/work/build/qt/qtbase/include/QtQml/5.3.0/QtQml/private/../../../../../../qtdeclarative/src/qml/jsruntime/qv4object_p.h:286
  QtQA::App::TestRunner: #31 0x00007f3e018fc858 in 
TestNamespace::QV4::ExecutionContext::getPropertyAndBase (this=0x2dc4a10, 
name=..., base=...) at jsruntime/qv4context.cpp:573
  QtQA::App::TestRunner: #32 0x00007f3e019019b4 in 
TestNamespace::QV4::__qmljs_call_activation_property (context=0x2dc4a10, 
name=..., callData=...) at jsruntime/qv4runtime.cpp:753
  QtQA::App::TestRunner: #33 0x00007f3e02790e7f in ?? ()
  QtQA::App::TestRunner: #34 0x00007fff148cff90 in ?? ()
  QtQA::App::TestRunner: #35 0x00007fff148cff70 in ?? ()
  QtQA::App::TestRunner: #36 0x0003000000000000 in ?? ()
  QtQA::App::TestRunner: #37 0x00007f3e018faffa in 
TestNamespace::QV4::CallContext::initQmlContext (this=0x7f3e018faffa, 
parentContext=0x3000000000000, qml=..., function=0x7fff148cff70) at 
jsruntime/qv4context.cpp:264
  QtQA::App::TestRunner: #38 0x00007f3e0193166b in 
TestNamespace::QV4::Function::code (this=0x2dc4aa0, ctx=0x2dc4a10, data=0x0) at 
jsruntime/qv4function_p.h:91
  QtQA::App::TestRunner: #39 0x00007f3e0195a5cc in 
TestNamespace::QV4::QmlBindingWrapper::call (that=0x7f3e0279d2e0) at 
jsruntime/qv4script.cpp:102
  QtQA::App::TestRunner: #40 0x00007f3e018ef1b7 in 
TestNamespace::QV4::FunctionObject::call (this=0x7f3e0279d2e0, 
callData=0x7f3df5f34008) at jsruntime/qv4functionobject_p.h:130
  QtQA::App::TestRunner: #41 0x00007f3e01aa2b2a in 
TestNamespace::QQmlJavaScriptExpression::evaluate (this=0x2be7a30, 
context=0x2c676b0, function=..., callData=0x7f3df5f34008, isUndefined=0x0) at 
qml/qqmljavascriptexpression.cpp:179
  QtQA::App::TestRunner: #42 0x00007f3e01aa27cc in 
TestNamespace::QQmlJavaScriptExpression::evaluate (this=0x2be7a30, 
context=0x2c676b0, function=..., isUndefined=0x0) at 
qml/qqmljavascriptexpression.cpp:132
  QtQA::App::TestRunner: #43 0x00007f3e019cfd79 in 
TestNamespace::QQmlExpressionPrivate::v4value (this=0x2be79c0, isUndefined=0x0) 
at qml/qqmlexpression.cpp:275
  QtQA::App::TestRunner: #44 0x00007f3e019cfef6 in 
TestNamespace::QQmlExpressionPrivate::value (this=0x2be79c0, isUndefined=0x0) 
at qml/qqmlexpression.cpp:294
  QtQA::App::TestRunner: #45 0x00007f3e019d002b in 
TestNamespace::QQmlExpression::evaluate (this=0x7fff148d0490, 
valueIsUndefined=0x0) at qml/qqmlexpression.cpp:315
  QtQA::App::TestRunner: #46 0x00000000004577c0 in evaluate<bool> 
(scope=0x2e60950, expression=...) at tst_qquickvisualdatamodel.cpp:475
  QtQA::App::TestRunner: #47 0x000000000042f3c0 in 
tst_qquickvisualdatamodel::onChanged (this=0x7fff148d13a0) at 
tst_qquickvisualdatamodel.cpp:2291
  QtQA::App::TestRunner: #48 0x000000000045738b in 
tst_qquickvisualdatamodel::qt_static_metacall (_o=0x7fff148d13a0, 
_c=TestNamespace::QMetaObject::InvokeMetaMethod, _id=30, _a=0x7fff148d06e0) at 
.moc/debug-shared/tst_qquickvisualdatamodel.moc:1000
  QtQA::App::TestRunner: #49 0x00007f3dffda09dd in 
TestNamespace::QMetaMethod::invoke (this=0x7fff148d0980, object=0x7fff148d13a0, 
connectionType=TestNamespace::Qt::DirectConnection, returnValue=..., val0=..., 
val1=..., val2=..., val3=..., val4=..., val5=..., val6=..., val7=..., val8=..., 
val9=...) at kernel/qmetaobject.cpp:2169
  QtQA::App::TestRunner: #50 0x00007f3dffd9fe99 in 
TestNamespace::QMetaObject::invokeMethod (obj=0x7fff148d13a0, member=0x26fdb40 
"onChanged", type=TestNamespace::Qt::DirectConnection, ret=..., val0=..., 
val1=..., val2=..., val3=..., val4=..., val5=..., val6=..., val7=..., val8=..., 
val9=...) at kernel/qmetaobject.cpp:1464
  QtQA::App::TestRunner: #51 0x00007f3e00ab71db in 
TestNamespace::QMetaObject::invokeMethod (obj=0x7fff148d13a0, member=0x26fdb40 
"onChanged", type=TestNamespace::Qt::DirectConnection, val0=..., val1=..., 
val2=..., val3=..., val4=..., val5=..., val6=..., val7=..., val8=..., val9=...) 
at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs.h:395
  QtQA::App::TestRunner: #52 0x00007f3e00ab2f39 in 
TestNamespace::QTest::qInvokeTestMethodDataEntry (slot=0x26fdb40 "onChanged") 
at qtestcase.cpp:1693
  QtQA::App::TestRunner: #53 0x00007f3e00ab37b6 in 
TestNamespace::QTest::qInvokeTestMethod (slotName=0x2a43f18 "onChanged()", 
data=0x0) at qtestcase.cpp:1818
  QtQA::App::TestRunner: #54 0x00007f3e00ab4052 in 
TestNamespace::QTest::qInvokeTestMethods (testObject=0x7fff148d13a0) at 
qtestcase.cpp:1972
  QtQA::App::TestRunner: #55 0x00007f3e00ab4567 in TestNamespace::QTest::qExec 
(testObject=0x7fff148d13a0, argc=5, argv=0x7fff148d1508) at qtestcase.cpp:2200
  QtQA::App::TestRunner: #56 0x0000000000456113 in main (argc=5, 
argv=0x7fff148d1508) at tst_qquickvisualdatamodel.cpp:4246
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: 
================================================================================
  QtQA::App::TestRunner: test failure could be reproduced twice consecutively
  QtQA::App::TestRunner: end tst_qquickvisualdatamodel: 942 seconds, signal 6

  Build log: 
http://testresults.qt-project.org/ci/QtBase_dev_Integration/build_02051/revdep-qtdeclarative_linux-g++_developer-build_qtnamespace_qtlibinfix_Ubuntu_11.10_x64/log.txt.gz

  Tested changes (refs/builds/dev_1381158585):
    http://codereview.qt-project.org/66034 [PS3] - Allow OS synthesized mouse 
events by default on Windows
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