Autotest `tst_qquickvisualdatamodel' failed :(

  QSocketNotifier: Can only be used with threads started with QThread
  QSocketNotifier: Can only be used with threads started with QThread
  QObject::startTimer: QTimer can only be used with threads started with QThread
  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 4923]
  QtQA::App::TestRunner: [New LWP 4924]
  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  0x00007f793bbe03a5 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 0x7f7933952700 (LWP 4924)):
  QtQA::App::TestRunner: #0  0x00007f793bc82e23 in __GI___poll (fds=<optimized 
out>, nfds=<optimized out>, timeout=<optimized out>) at 
../sysdeps/unix/sysv/linux/poll.c:87
  QtQA::App::TestRunner: #1  0x00007f7939d02f68 in ?? () from 
/lib/x86_64-linux-gnu/libglib-2.0.so.0
  QtQA::App::TestRunner: #2  0x00007f7939d03429 in g_main_context_iteration () 
from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  QtQA::App::TestRunner: #3  0x00007f793c821ac5 in 
TestNamespace::QEventDispatcherGlib::processEvents (this=0xc12820, flags=...) 
at kernel/qeventdispatcher_glib.cpp:426
  QtQA::App::TestRunner: #4  0x00007f793c7a5c98 in 
TestNamespace::QEventLoop::processEvents (this=0x7f7933951d80, flags=...) at 
kernel/qeventloop.cpp:136
  QtQA::App::TestRunner: #5  0x00007f793c7a5f71 in 
TestNamespace::QEventLoop::exec (this=0x7f7933951d80, flags=...) at 
kernel/qeventloop.cpp:212
  QtQA::App::TestRunner: #6  0x00007f793c53a974 in TestNamespace::QThread::exec 
(this=0xc0b270) at thread/qthread.cpp:508
  QtQA::App::TestRunner: #7  0x00007f793e4dbac5 in 
TestNamespace::QQmlThreadPrivate::run (this=0xc0b270) at 
qml/ftw/qqmlthread.cpp:148
  QtQA::App::TestRunner: #8  0x00007f793c541b00 in 
TestNamespace::QThreadPrivate::start (arg=0xc0b270) at 
thread/qthread_unix.cpp:345
  QtQA::App::TestRunner: #9  0x00007f793b10aefc in start_thread 
(arg=0x7f7933952700) at pthread_create.c:304
  QtQA::App::TestRunner: #10 0x00007f793bc8ef4d 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 0x7f793f2b7760 (LWP 4923)):
  QtQA::App::TestRunner: #0  0x00007f793bbe03a5 in __GI_raise (sig=6) at 
../nptl/sysdeps/unix/sysv/linux/raise.c:64
  QtQA::App::TestRunner: #1  0x00007f793bbe3b0b in __GI_abort () at abort.c:92
  QtQA::App::TestRunner: #2  0x00007f793c52eb1b in 
TestNamespace::qt_message_fatal (context=..., message=...) at 
global/qlogging.cpp:974
  QtQA::App::TestRunner: #3  0x00007f793c52c706 in 
TestNamespace::QMessageLogger::fatal (this=0x7fff3acf4ed0, msg=0x7f793d4e04bc 
"Received signal %d") at global/qlogging.cpp:384
  QtQA::App::TestRunner: #4  0x00007f793d4c916f in 
TestNamespace::QTest::FatalSignalHandler::signal (signum=15) at 
qtestcase.cpp:2007
  QtQA::App::TestRunner: #5  <signal handler called>
  QtQA::App::TestRunner: #6  TestNamespace::QBasicAtomicInteger<int>::load 
(this=0x1ec5060) at 
/work/build/qt/qtbase/include/QtCore/../../src/corelib/thread/qbasicatomic.h:141
  QtQA::App::TestRunner: #7  0x00007f793e1e3802 in 
TestNamespace::QtPrivate::RefCount::ref (this=0x1ec5060) at 
/work/build/qt/qtbase/include/QtCore/../../src/corelib/tools/qrefcount.h:57
  QtQA::App::TestRunner: #8  0x00007f793e26f3e2 in 
TestNamespace::QList<TestNamespace::QQmlJS::V4IR::Stmt*>::QList 
(this=0x7fff3acf5450, l=...) at 
/work/build/qt/qtbase/include/QtCore/../../src/corelib/tools/qlist.h:735
  QtQA::App::TestRunner: #9  0x00007f793e25f298 in (anonymous 
namespace)::DefUsesCalculator::uses (this=0x7fff3acf5640, var=...) at 
compiler/qv4ssa.cpp:924
  QtQA::App::TestRunner: #10 0x00007f793e2617b0 in (anonymous 
namespace)::TypeInference::setType (this=0x7fff3acf5680, e=0x1cb3bc8, ty=256) 
at compiler/qv4ssa.cpp:1353
  QtQA::App::TestRunner: #11 0x00007f793e26251b in (anonymous 
namespace)::TypeInference::visitPhi (this=0x7fff3acf5680, s=0x1cb3b98) at 
compiler/qv4ssa.cpp:1533
  QtQA::App::TestRunner: #12 0x00007f793e255832 in 
TestNamespace::QQmlJS::V4IR::Phi::accept (this=0x1cb3b98, v=0x7fff3acf5680) at 
compiler/qv4jsir_p.h:672
  QtQA::App::TestRunner: #13 0x00007f793e2615fe in (anonymous 
namespace)::TypeInference::run (this=0x7fff3acf5680, s=0x1cb3b98) at 
compiler/qv4ssa.cpp:1306
  QtQA::App::TestRunner: #14 0x00007f793e260c52 in (anonymous 
namespace)::TypeInference::run (this=0x7fff3acf5680, function=0x20f4880) at 
compiler/qv4ssa.cpp:1221
  QtQA::App::TestRunner: #15 0x00007f793e269081 in 
TestNamespace::QQmlJS::V4IR::Optimizer::run (this=0x7fff3acf5850) at 
compiler/qv4ssa.cpp:2862
  QtQA::App::TestRunner: #16 0x00007f793e29d0c8 in 
TestNamespace::QQmlJS::MASM::InstructionSelection::run (this=0x1fa6670, 
functionIndex=1) at compiler/qv4isel_masm.cpp:621
  QtQA::App::TestRunner: #17 0x00007f793e24ed15 in 
TestNamespace::QQmlJS::EvalInstructionSelection::compile (this=0x1fa6678, 
generateUnitData=true) at compiler/qv4isel_p.cpp:87
  QtQA::App::TestRunner: #18 0x00007f793e36feb1 in 
TestNamespace::QV4::Script::parse (this=0x7fff3acf5f30) at 
jsruntime/qv4script.cpp:218
  QtQA::App::TestRunner: #19 0x00007f793e4b8b63 in 
TestNamespace::QQmlJavaScriptExpression::evalFunction (ctxt=0x1f032a0, 
scopeObject=0x1eb1ae0, code=..., filename=..., line=18, qmlscope=0x0) at 
qml/qqmljavascriptexpression.cpp:342
  QtQA::App::TestRunner: #20 0x00007f793e3c52f1 in 
TestNamespace::QQmlVMEMetaObject::method (this=0x1e1d560, index=0) at 
qml/qqmlvmemetaobject.cpp:989
  QtQA::App::TestRunner: #21 0x00007f793e3c62f5 in 
TestNamespace::QQmlVMEMetaObject::vmeMethod (this=0x1e1d560, index=28) at 
qml/qqmlvmemetaobject.cpp:1175
  QtQA::App::TestRunner: #22 0x00007f793e39b74d in 
TestNamespace::QV4::QObjectWrapper::getQmlProperty (this=0x7f793f256760, 
ctx=0x1ef28a0, qmlContext=0x1f032a0, n=0x7f793f2cdf50, 
revisionMode=TestNamespace::QV4::QObjectWrapper::CheckRevision, 
hasProperty=0x7fff3acf654f, includeImports=false) at 
jsruntime/qv4qobjectwrapper.cpp:334
  QtQA::App::TestRunner: #23 0x00007f793e39c023 in 
TestNamespace::QV4::QObjectWrapper::getQmlProperty (ctx=0x1ef28a0, 
qmlContext=0x1f032a0, object=0x1eb1ae0, name=0x7f793f2cdf50, 
revisionMode=TestNamespace::QV4::QObjectWrapper::CheckRevision, 
hasProperty=0x7fff3acf654f) at jsruntime/qv4qobjectwrapper.cpp:408
  QtQA::App::TestRunner: #24 0x00007f793e4c860d in 
TestNamespace::QV4::QmlContextWrapper::get (m=0x7f793f1b4590, name=..., 
hasProperty=0x7fff3acf667d) at qml/qqmlcontextwrapper.cpp:251
  QtQA::App::TestRunner: #25 0x00007f793e303f41 in 
TestNamespace::QV4::Object::get (this=0x7f793f1b4590, name=..., 
hasProperty=0x7fff3acf667d) at 
/work/build/qt/qtbase/include/QtQml/5.2.0/QtQml/private/../../../../../../qtdeclarative/src/qml/jsruntime/qv4object_p.h:286
  QtQA::App::TestRunner: #26 0x00007f793e311858 in 
TestNamespace::QV4::ExecutionContext::getPropertyAndBase (this=0x1ef28a0, 
name=..., base=...) at jsruntime/qv4context.cpp:573
  QtQA::App::TestRunner: #27 0x00007f793e3169b4 in 
TestNamespace::QV4::__qmljs_call_activation_property (context=0x1ef28a0, 
name=..., callData=...) at jsruntime/qv4runtime.cpp:753
  QtQA::App::TestRunner: #28 0x00007f793f1a4f69 in ?? ()
  QtQA::App::TestRunner: #29 0x00007fff3acf6800 in ?? ()
  QtQA::App::TestRunner: #30 0x00007fff3acf67e0 in ?? ()
  QtQA::App::TestRunner: #31 0x00007fff3acf6820 in ?? ()
  QtQA::App::TestRunner: #32 0x00007f793e30fffa in 
TestNamespace::QV4::CallContext::initQmlContext (this=0x7f793e30fffa, 
parentContext=0x7fff3acf6820, qml=..., function=0x7fff3acf67e0) at 
jsruntime/qv4context.cpp:264
  QtQA::App::TestRunner: #33 0x00007f793e34666b in 
TestNamespace::QV4::Function::code (this=0x1eb3ba0, ctx=0x1ef28a0, data=0x0) at 
jsruntime/qv4function_p.h:91
  QtQA::App::TestRunner: #34 0x00007f793e36f5cc in 
TestNamespace::QV4::QmlBindingWrapper::call (that=0x7f793f1b4660) at 
jsruntime/qv4script.cpp:102
  QtQA::App::TestRunner: #35 0x00007f793e3041b7 in 
TestNamespace::QV4::FunctionObject::call (this=0x7f793f1b4660, 
callData=0x7f7932952008) at jsruntime/qv4functionobject_p.h:130
  QtQA::App::TestRunner: #36 0x00007f793e4b7b2a in 
TestNamespace::QQmlJavaScriptExpression::evaluate (this=0x12eba10, 
context=0x1f032a0, function=..., callData=0x7f7932952008, isUndefined=0x0) at 
qml/qqmljavascriptexpression.cpp:179
  QtQA::App::TestRunner: #37 0x00007f793e4b77cc in 
TestNamespace::QQmlJavaScriptExpression::evaluate (this=0x12eba10, 
context=0x1f032a0, function=..., isUndefined=0x0) at 
qml/qqmljavascriptexpression.cpp:132
  QtQA::App::TestRunner: #38 0x00007f793e3e4d79 in 
TestNamespace::QQmlExpressionPrivate::v4value (this=0x12eb9a0, isUndefined=0x0) 
at qml/qqmlexpression.cpp:275
  QtQA::App::TestRunner: #39 0x00007f793e3e4ef6 in 
TestNamespace::QQmlExpressionPrivate::value (this=0x12eb9a0, isUndefined=0x0) 
at qml/qqmlexpression.cpp:294
  QtQA::App::TestRunner: #40 0x00007f793e3e502b in 
TestNamespace::QQmlExpression::evaluate (this=0x7fff3acf6d00, 
valueIsUndefined=0x0) at qml/qqmlexpression.cpp:315
  QtQA::App::TestRunner: #41 0x00000000004577c0 in evaluate<bool> 
(scope=0x1eb1ae0, expression=...) at tst_qquickvisualdatamodel.cpp:475
  QtQA::App::TestRunner: #42 0x000000000042f3c0 in 
tst_qquickvisualdatamodel::onChanged (this=0x7fff3acf7c10) at 
tst_qquickvisualdatamodel.cpp:2291
  QtQA::App::TestRunner: #43 0x000000000045738b in 
tst_qquickvisualdatamodel::qt_static_metacall (_o=0x7fff3acf7c10, 
_c=TestNamespace::QMetaObject::InvokeMetaMethod, _id=30, _a=0x7fff3acf6f50) at 
.moc/debug-shared/tst_qquickvisualdatamodel.moc:1000
  QtQA::App::TestRunner: #44 0x00007f793c7b5775 in 
TestNamespace::QMetaMethod::invoke (this=0x7fff3acf71f0, object=0x7fff3acf7c10, 
connectionType=TestNamespace::Qt::DirectConnection, returnValue=..., val0=..., 
val1=..., val2=..., val3=..., val4=..., val5=..., val6=..., val7=..., val8=..., 
val9=...) at kernel/qmetaobject.cpp:2169
  QtQA::App::TestRunner: #45 0x00007f793c7b4c31 in 
TestNamespace::QMetaObject::invokeMethod (obj=0x7fff3acf7c10, member=0x1883f00 
"onChanged", type=TestNamespace::Qt::DirectConnection, ret=..., val0=..., 
val1=..., val2=..., val3=..., val4=..., val5=..., val6=..., val7=..., val8=..., 
val9=...) at kernel/qmetaobject.cpp:1464
  QtQA::App::TestRunner: #46 0x00007f793d4cc1db in 
TestNamespace::QMetaObject::invokeMethod (obj=0x7fff3acf7c10, member=0x1883f00 
"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: #47 0x00007f793d4c7f39 in 
TestNamespace::QTest::qInvokeTestMethodDataEntry (slot=0x1883f00 "onChanged") 
at qtestcase.cpp:1693
  QtQA::App::TestRunner: #48 0x00007f793d4c87b6 in 
TestNamespace::QTest::qInvokeTestMethod (slotName=0x19b5858 "onChanged()", 
data=0x0) at qtestcase.cpp:1818
  QtQA::App::TestRunner: #49 0x00007f793d4c9052 in 
TestNamespace::QTest::qInvokeTestMethods (testObject=0x7fff3acf7c10) at 
qtestcase.cpp:1972
  QtQA::App::TestRunner: #50 0x00007f793d4c9567 in TestNamespace::QTest::qExec 
(testObject=0x7fff3acf7c10, argc=6, argv=0x7fff3acf7d78) at qtestcase.cpp:2200
  QtQA::App::TestRunner: #51 0x0000000000456113 in main (argc=6, 
argv=0x7fff3acf7d78) at tst_qquickvisualdatamodel.cpp:4246
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: 
================================================================================
  QtQA::App::TestRunner: test failed, running again to see if it is flaky...
  QSocketNotifier: Can only be used with threads started with QThread
  QSocketNotifier: Can only be used with threads started with QThread
  QObject::startTimer: QTimer can only be used with threads started with QThread
  ********* Start testing of tst_qquickvisualdatamodel *********
  Config: Using QtTest library 5.2.0, Qt 5.2.0
  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)
  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 5310]
  QtQA::App::TestRunner: [New LWP 5311]
  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  0x00007ff5b3f5c3a5 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 0x7ff5abcce700 (LWP 5311)):
  QtQA::App::TestRunner: #0  0x00007ff5b3ffee23 in __GI___poll (fds=<optimized 
out>, nfds=<optimized out>, timeout=<optimized out>) at 
../sysdeps/unix/sysv/linux/poll.c:87
  QtQA::App::TestRunner: #1  0x00007ff5b207ef68 in ?? () from 
/lib/x86_64-linux-gnu/libglib-2.0.so.0
  QtQA::App::TestRunner: #2  0x00007ff5b207f429 in g_main_context_iteration () 
from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  QtQA::App::TestRunner: #3  0x00007ff5b4b9dac5 in 
TestNamespace::QEventDispatcherGlib::processEvents (this=0x1538820, flags=...) 
at kernel/qeventdispatcher_glib.cpp:426
  QtQA::App::TestRunner: #4  0x00007ff5b4b21c98 in 
TestNamespace::QEventLoop::processEvents (this=0x7ff5abccdd80, flags=...) at 
kernel/qeventloop.cpp:136
  QtQA::App::TestRunner: #5  0x00007ff5b4b21f71 in 
TestNamespace::QEventLoop::exec (this=0x7ff5abccdd80, flags=...) at 
kernel/qeventloop.cpp:212
  QtQA::App::TestRunner: #6  0x00007ff5b48b6974 in TestNamespace::QThread::exec 
(this=0x152b6d0) at thread/qthread.cpp:508
  QtQA::App::TestRunner: #7  0x00007ff5b6857ac5 in 
TestNamespace::QQmlThreadPrivate::run (this=0x152b6d0) at 
qml/ftw/qqmlthread.cpp:148
  QtQA::App::TestRunner: #8  0x00007ff5b48bdb00 in 
TestNamespace::QThreadPrivate::start (arg=0x152b6d0) at 
thread/qthread_unix.cpp:345
  QtQA::App::TestRunner: #9  0x00007ff5b3486efc in start_thread 
(arg=0x7ff5abcce700) at pthread_create.c:304
  QtQA::App::TestRunner: #10 0x00007ff5b400af4d 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 0x7ff5b7633760 (LWP 5310)):
  QtQA::App::TestRunner: #0  0x00007ff5b3f5c3a5 in __GI_raise (sig=6) at 
../nptl/sysdeps/unix/sysv/linux/raise.c:64
  QtQA::App::TestRunner: #1  0x00007ff5b3f5fb0b in __GI_abort () at abort.c:92
  QtQA::App::TestRunner: #2  0x00007ff5b48aab1b in 
TestNamespace::qt_message_fatal (context=..., message=...) at 
global/qlogging.cpp:974
  QtQA::App::TestRunner: #3  0x00007ff5b48a8706 in 
TestNamespace::QMessageLogger::fatal (this=0x7fff61e2e790, msg=0x7ff5b585c4bc 
"Received signal %d") at global/qlogging.cpp:384
  QtQA::App::TestRunner: #4  0x00007ff5b584516f in 
TestNamespace::QTest::FatalSignalHandler::signal (signum=15) at 
qtestcase.cpp:2007
  QtQA::App::TestRunner: #5  <signal handler called>
  QtQA::App::TestRunner: #6  0x00007ff5b655f8cf in 
TestNamespace::QtPrivate::RefCount::isShared (this=0x2ac74b0) at 
/work/build/qt/qtbase/include/QtCore/../../src/corelib/tools/qrefcount.h:98
  QtQA::App::TestRunner: #7  0x00007ff5b65c6795 in 
TestNamespace::QHash<TestNamespace::QQmlJS::V4IR::Temp, int>::detach 
(this=0x7fff61e2ef20) at 
/work/build/qt/qtbase/include/QtCore/../../src/corelib/tools/qhash.h:322
  QtQA::App::TestRunner: #8  0x00007ff5b65c4206 in 
TestNamespace::QHash<TestNamespace::QQmlJS::V4IR::Temp, int>::operator[] 
(this=0x7fff61e2ef20, akey=...) at 
/work/build/qt/qtbase/include/QtCore/../../src/corelib/tools/qhash.h:759
  QtQA::App::TestRunner: #9  0x00007ff5b65dd769 in (anonymous 
namespace)::TypeInference::setType (this=0x7fff61e2ef00, e=0x296b4e0, ty=8) at 
compiler/qv4ssa.cpp:1342
  QtQA::App::TestRunner: #10 0x00007ff5b65dd6aa in (anonymous 
namespace)::TypeInference::run (this=0x7fff61e2ef00, e=0x296b4e0) at 
compiler/qv4ssa.cpp:1318
  QtQA::App::TestRunner: #11 0x00007ff5b65de43d in (anonymous 
namespace)::TypeInference::visitPhi (this=0x7fff61e2ef00, s=0x296b480) at 
compiler/qv4ssa.cpp:1505
  QtQA::App::TestRunner: #12 0x00007ff5b65d1832 in 
TestNamespace::QQmlJS::V4IR::Phi::accept (this=0x296b480, v=0x7fff61e2ef00) at 
compiler/qv4jsir_p.h:672
  QtQA::App::TestRunner: #13 0x00007ff5b65dd5fe in (anonymous 
namespace)::TypeInference::run (this=0x7fff61e2ef00, s=0x296b480) at 
compiler/qv4ssa.cpp:1306
  QtQA::App::TestRunner: #14 0x00007ff5b65dcc52 in (anonymous 
namespace)::TypeInference::run (this=0x7fff61e2ef00, function=0x2817140) at 
compiler/qv4ssa.cpp:1221
  QtQA::App::TestRunner: #15 0x00007ff5b65e5081 in 
TestNamespace::QQmlJS::V4IR::Optimizer::run (this=0x7fff61e2f0d0) at 
compiler/qv4ssa.cpp:2862
  QtQA::App::TestRunner: #16 0x00007ff5b66190c8 in 
TestNamespace::QQmlJS::MASM::InstructionSelection::run (this=0x27d9330, 
functionIndex=1) at compiler/qv4isel_masm.cpp:621
  QtQA::App::TestRunner: #17 0x00007ff5b65cad15 in 
TestNamespace::QQmlJS::EvalInstructionSelection::compile (this=0x27d9338, 
generateUnitData=true) at compiler/qv4isel_p.cpp:87
  QtQA::App::TestRunner: #18 0x00007ff5b66ebeb1 in 
TestNamespace::QV4::Script::parse (this=0x7fff61e2f7b0) at 
jsruntime/qv4script.cpp:218
  QtQA::App::TestRunner: #19 0x00007ff5b6834b63 in 
TestNamespace::QQmlJavaScriptExpression::evalFunction (ctxt=0x28109c0, 
scopeObject=0x27fa610, code=..., filename=..., line=18, qmlscope=0x0) at 
qml/qqmljavascriptexpression.cpp:342
  QtQA::App::TestRunner: #20 0x00007ff5b67412f1 in 
TestNamespace::QQmlVMEMetaObject::method (this=0x22d6e60, index=0) at 
qml/qqmlvmemetaobject.cpp:989
  QtQA::App::TestRunner: #21 0x00007ff5b67422f5 in 
TestNamespace::QQmlVMEMetaObject::vmeMethod (this=0x22d6e60, index=28) at 
qml/qqmlvmemetaobject.cpp:1175
  QtQA::App::TestRunner: #22 0x00007ff5b671774d in 
TestNamespace::QV4::QObjectWrapper::getQmlProperty (this=0x7ff5b75d16e0, 
ctx=0x2824e20, qmlContext=0x28109c0, n=0x7ff5b7649f50, 
revisionMode=TestNamespace::QV4::QObjectWrapper::CheckRevision, 
hasProperty=0x7fff61e2fdcf, includeImports=false) at 
jsruntime/qv4qobjectwrapper.cpp:334
  QtQA::App::TestRunner: #23 0x00007ff5b6718023 in 
TestNamespace::QV4::QObjectWrapper::getQmlProperty (ctx=0x2824e20, 
qmlContext=0x28109c0, object=0x27fa610, name=0x7ff5b7649f50, 
revisionMode=TestNamespace::QV4::QObjectWrapper::CheckRevision, 
hasProperty=0x7fff61e2fdcf) at jsruntime/qv4qobjectwrapper.cpp:408
  QtQA::App::TestRunner: #24 0x00007ff5b684460d in 
TestNamespace::QV4::QmlContextWrapper::get (m=0x7ff5b75a08a0, name=..., 
hasProperty=0x7fff61e2fefd) at qml/qqmlcontextwrapper.cpp:251
  QtQA::App::TestRunner: #25 0x00007ff5b667ff41 in 
TestNamespace::QV4::Object::get (this=0x7ff5b75a08a0, name=..., 
hasProperty=0x7fff61e2fefd) at 
/work/build/qt/qtbase/include/QtQml/5.2.0/QtQml/private/../../../../../../qtdeclarative/src/qml/jsruntime/qv4object_p.h:286
  QtQA::App::TestRunner: #26 0x00007ff5b668d858 in 
TestNamespace::QV4::ExecutionContext::getPropertyAndBase (this=0x2824e20, 
name=..., base=...) at jsruntime/qv4context.cpp:573
  QtQA::App::TestRunner: #27 0x00007ff5b66929b4 in 
TestNamespace::QV4::__qmljs_call_activation_property (context=0x2824e20, 
name=..., callData=...) at jsruntime/qv4runtime.cpp:753
  QtQA::App::TestRunner: #28 0x00007ff5b754b9a9 in ?? ()
  QtQA::App::TestRunner: #29 0x00007fff61e30080 in ?? ()
  QtQA::App::TestRunner: #30 0x00007fff61e30060 in ?? ()
  QtQA::App::TestRunner: #31 0x00007fff61e300a0 in ?? ()
  QtQA::App::TestRunner: #32 0x00007ff5b668bffa in 
TestNamespace::QV4::CallContext::initQmlContext (this=0x7ff5b668bffa, 
parentContext=0x7fff61e300a0, qml=..., function=0x7fff61e30060) at 
jsruntime/qv4context.cpp:264
  QtQA::App::TestRunner: #33 0x00007ff5b66c266b in 
TestNamespace::QV4::Function::code (this=0x280e660, ctx=0x2824e20, data=0x0) at 
jsruntime/qv4function_p.h:91
  QtQA::App::TestRunner: #34 0x00007ff5b66eb5cc in 
TestNamespace::QV4::QmlBindingWrapper::call (that=0x7ff5b75a0970) at 
jsruntime/qv4script.cpp:102
  QtQA::App::TestRunner: #35 0x00007ff5b66801b7 in 
TestNamespace::QV4::FunctionObject::call (this=0x7ff5b75a0970, 
callData=0x7ff5aacce008) at jsruntime/qv4functionobject_p.h:130
  QtQA::App::TestRunner: #36 0x00007ff5b6833b2a in 
TestNamespace::QQmlJavaScriptExpression::evaluate (this=0x2832ad0, 
context=0x28109c0, function=..., callData=0x7ff5aacce008, isUndefined=0x0) at 
qml/qqmljavascriptexpression.cpp:179
  QtQA::App::TestRunner: #37 0x00007ff5b68337cc in 
TestNamespace::QQmlJavaScriptExpression::evaluate (this=0x2832ad0, 
context=0x28109c0, function=..., isUndefined=0x0) at 
qml/qqmljavascriptexpression.cpp:132
  QtQA::App::TestRunner: #38 0x00007ff5b6760d79 in 
TestNamespace::QQmlExpressionPrivate::v4value (this=0x2832a60, isUndefined=0x0) 
at qml/qqmlexpression.cpp:275
  QtQA::App::TestRunner: #39 0x00007ff5b6760ef6 in 
TestNamespace::QQmlExpressionPrivate::value (this=0x2832a60, isUndefined=0x0) 
at qml/qqmlexpression.cpp:294
  QtQA::App::TestRunner: #40 0x00007ff5b676102b in 
TestNamespace::QQmlExpression::evaluate (this=0x7fff61e30580, 
valueIsUndefined=0x0) at qml/qqmlexpression.cpp:315
  QtQA::App::TestRunner: #41 0x00000000004577c0 in evaluate<bool> 
(scope=0x27fa610, expression=...) at tst_qquickvisualdatamodel.cpp:475
  QtQA::App::TestRunner: #42 0x000000000042f3c0 in 
tst_qquickvisualdatamodel::onChanged (this=0x7fff61e31490) at 
tst_qquickvisualdatamodel.cpp:2291
  QtQA::App::TestRunner: #43 0x000000000045738b in 
tst_qquickvisualdatamodel::qt_static_metacall (_o=0x7fff61e31490, 
_c=TestNamespace::QMetaObject::InvokeMetaMethod, _id=30, _a=0x7fff61e307d0) at 
.moc/debug-shared/tst_qquickvisualdatamodel.moc:1000
  QtQA::App::TestRunner: #44 0x00007ff5b4b31775 in 
TestNamespace::QMetaMethod::invoke (this=0x7fff61e30a70, object=0x7fff61e31490, 
connectionType=TestNamespace::Qt::DirectConnection, returnValue=..., val0=..., 
val1=..., val2=..., val3=..., val4=..., val5=..., val6=..., val7=..., val8=..., 
val9=...) at kernel/qmetaobject.cpp:2169
  QtQA::App::TestRunner: #45 0x00007ff5b4b30c31 in 
TestNamespace::QMetaObject::invokeMethod (obj=0x7fff61e31490, member=0x1526cd0 
"onChanged", type=TestNamespace::Qt::DirectConnection, ret=..., val0=..., 
val1=..., val2=..., val3=..., val4=..., val5=..., val6=..., val7=..., val8=..., 
val9=...) at kernel/qmetaobject.cpp:1464
  QtQA::App::TestRunner: #46 0x00007ff5b58481db in 
TestNamespace::QMetaObject::invokeMethod (obj=0x7fff61e31490, member=0x1526cd0 
"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: #47 0x00007ff5b5843f39 in 
TestNamespace::QTest::qInvokeTestMethodDataEntry (slot=0x1526cd0 "onChanged") 
at qtestcase.cpp:1693
  QtQA::App::TestRunner: #48 0x00007ff5b58447b6 in 
TestNamespace::QTest::qInvokeTestMethod (slotName=0x25f0778 "onChanged()", 
data=0x0) at qtestcase.cpp:1818
  QtQA::App::TestRunner: #49 0x00007ff5b5845052 in 
TestNamespace::QTest::qInvokeTestMethods (testObject=0x7fff61e31490) at 
qtestcase.cpp:1972
  QtQA::App::TestRunner: #50 0x00007ff5b5845567 in TestNamespace::QTest::qExec 
(testObject=0x7fff61e31490, argc=5, argv=0x7fff61e315f8) at qtestcase.cpp:2200
  QtQA::App::TestRunner: #51 0x0000000000456113 in main (argc=5, 
argv=0x7fff61e315f8) 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: 944 seconds, signal 6

  Build log: 
http://testresults.qt-project.org/ci/QtBase_stable_Integration/build_02156/revdep-qtdeclarative_linux-g++_developer-build_qtnamespace_qtlibinfix_Ubuntu_11.10_x64/log.txt.gz

  Tested changes (refs/builds/stable_1380573723):
    http://codereview.qt-project.org/66359 [PS3] - Base tst_QGuiApplication on 
tst_QCoreApplication to increase GUI ED coverage
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