Warnings at termination

Probably other short-running network-aware application, but very often happens when running tst_qdeclarativeanchors

#0 qWarning (msg=0xb635fab4 "QObject::killTimer: timers cannot be stopped from another thread")
at /home/wallison/qt/qt-qml/src/corelib/global/qglobal.cpp:2375
#1 0xb62c1bf6 in QEventDispatcherGlib::unregisterTimer (this=0x81ba2c8, timerId=1)
at /home/wallison/qt/qt-qml/src/corelib/kernel/qeventdispatcher_glib.cpp:523
#2 0xb629ac4c in QObject::killTimer (this=0xb2b0165c, id=1)
at /home/wallison/qt/qt-qml/src/corelib/kernel/qobject.cpp:1648
#3 0xb62acdee in QTimer::stop (this=0xb2b0165c) at /home/wallison/qt/qt-qml/src/corelib/kernel/qtimer.cpp:257
#4 0xb62ad3e4 in ~QTimer (this=0xb2b0165c) at /home/wallison/qt/qt-qml/src/corelib/kernel/qtimer.cpp:169
#5 0xb26e1c52 in ~QGenericEngine (this=0xb2b01640)
at /home/wallison/qt/qt-qml/src/plugins/bearer/generic/qgenericengine.cpp:152
#6 0xb719bc11 in qDeleteAll<QList<QBearerEngine*>::const_iterator> (begin=

, end=

)
at ../../include/QtCore/../../src/corelib/tools/qalgorithms.h:322
#7 0xb719bd7d in qDeleteAll<QList<QBearerEngine*> > (c=@0x8114348)
at ../../include/QtCore/../../src/corelib/tools/qalgorithms.h:330
#8 0xb719a90d in ~QNetworkConfigurationManagerPrivate (this=0x8114338)
at /home/wallison/qt/qt-qml/src/network/bearer/qnetworkconfigmanager_p.cpp:71
#9 0xb71987de in ~QGlobalStaticDeleter (this=0xb726e440)
at ../../include/QtCore/../../src/corelib/global/qglobal.h:1801
#10 0xb5e548f1 in exit () from /lib/libc.so.6
#11 0xb5e3d5fd in __libc_start_main () from /lib/libc.so.6
#12 0x0804b6e1 in _start ()