4,112 bytes in 2 blocks are possibly lost in loss record 14,487 of 14,594
==15677==    at 0x4C3089F: operator new[](unsigned long) (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
==15677==    by 0x5ECE22C: ??? (in /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5.9.5)
==15677==    by 0x5E8A1AA: ??? (in /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5.9.5)
==15677==    by 0x5E84385: QQmlPropertyCache::copyAndReserve(int, int, int) (in /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5.9.5)
==15677==    by 0x5E6D7A6: ??? (in /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5.9.5)
==15677==    by 0x5E6F159: ??? (in /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5.9.5)
==15677==    by 0x5E6F21D: ??? (in /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5.9.5)
==15677==    by 0x5E6106D: ??? (in /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5.9.5)
==15677==    by 0x5E6660C: ??? (in /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5.9.5)
==15677==    by 0x5E5D97B: QQmlDataBlob::tryDone() (in /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5.9.5)
==15677==    by 0x5E5DBDD: QQmlTypeLoader::setData(QQmlDataBlob*, QQmlDataBlob::SourceCodeData const&) (in /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5.9.5)
==15677==    by 0x5E5E424: QQmlTypeLoader::setData(QQmlDataBlob*, QString const&) (in /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5.9.5)
==15677== 
==15677== 8,280 (32 direct, 8,248 indirect) bytes in 1 blocks are definitely lost in loss record 14,534 of 14,594
==15677==    at 0x4C3017F: operator new(unsigned long) (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
==15677==    by 0x5D75E66: QV4::ExecutionEngine::ExecutionEngine(QV4::EvalISelFactory*) (in /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5.9.5)
==15677==    by 0x5ECF781: QV8Engine::QV8Engine(QJSEngine*) (in /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5.9.5)
==15677==    by 0x5D14F33: QJSEngine::QJSEngine(QJSEnginePrivate&, QObject*) (in /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5.9.5)
==15677==    by 0x5E2987F: QQmlEngine::QQmlEngine(QObject*) (in /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5.9.5)
==15677==    by 0x10D441: Viewer::Viewer(QWindow*) (in /home/b18948/qmlwindow-showhide/qmlwindow-showhide/qmlwindow-showhide)
==15677==    by 0x10B2BC: MainClass::timeout() (in /home/b18948/qmlwindow-showhide/qmlwindow-showhide/qmlwindow-showhide)
==15677==    by 0x64A466E: QMetaObject::activate(QObject*, int, int, void**) (in /usr/lib/x86_64-linux-gnu/libQt5Core.so.5.9.5)
==15677==    by 0x64B0FC6: QTimer::timeout(QTimer::QPrivateSignal) (in /usr/lib/x86_64-linux-gnu/libQt5Core.so.5.9.5)
==15677==    by 0x64B1327: QTimer::timerEvent(QTimerEvent*) (in /usr/lib/x86_64-linux-gnu/libQt5Core.so.5.9.5)
==15677==    by 0x64A507A: QObject::event(QEvent*) (in /usr/lib/x86_64-linux-gnu/libQt5Core.so.5.9.5)
==15677==    by 0x6475769: QCoreApplication::notify(QObject*, QEvent*) (in /usr/lib/x86_64-linux-gnu/libQt5Core.so.5.9.5)
==15677== 
==15677== 8,280 (32 direct, 8,248 indirect) bytes in 1 blocks are definitely lost in loss record 14,535 of 14,594
==15677==    at 0x4C3017F: operator new(unsigned long) (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
==15677==    by 0x5D75E66: QV4::ExecutionEngine::ExecutionEngine(QV4::EvalISelFactory*) (in /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5.9.5)
==15677==    by 0x5ECF781: QV8Engine::QV8Engine(QJSEngine*) (in /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5.9.5)
==15677==    by 0x5D14F33: QJSEngine::QJSEngine(QJSEnginePrivate&, QObject*) (in /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5.9.5)
==15677==    by 0x5E2987F: QQmlEngine::QQmlEngine(QObject*) (in /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5.9.5)
==15677==    by 0x10D441: Viewer::Viewer(QWindow*) (in /home/b18948/qmlwindow-showhide/qmlwindow-showhide/qmlwindow-showhide)
==15677==    by 0x10B2D7: MainClass::timeout() (in /home/b18948/qmlwindow-showhide/qmlwindow-showhide/qmlwindow-showhide)
==15677==    by 0x64A466E: QMetaObject::activate(QObject*, int, int, void**) (in /usr/lib/x86_64-linux-gnu/libQt5Core.so.5.9.5)
==15677==    by 0x64B0FC6: QTimer::timeout(QTimer::QPrivateSignal) (in /usr/lib/x86_64-linux-gnu/libQt5Core.so.5.9.5)
==15677==    by 0x64B1327: QTimer::timerEvent(QTimerEvent*) (in /usr/lib/x86_64-linux-gnu/libQt5Core.so.5.9.5)
==15677==    by 0x64A507A: QObject::event(QEvent*) (in /usr/lib/x86_64-linux-gnu/libQt5Core.so.5.9.5)
==15677==    by 0x6475769: QCoreApplication::notify(QObject*, QEvent*) (in /usr/lib/x86_64-linux-gnu/libQt5Core.so.5.9.5)
==15677== 
==15677== LEAK SUMMARY:
==15677==    definitely lost: 80 bytes in 4 blocks
==15677==    indirectly lost: 16,496 bytes in 2 blocks
==15677==      possibly lost: 42,878 bytes in 509 blocks
==15677==    still reachable: 3,661,440 bytes in 31,356 blocks
==15677==                       of which reachable via heuristic:
==15677==                         length64           : 4,832 bytes in 80 blocks
==15677==                         newarray           : 31,640 bytes in 66 blocks
==15677==         suppressed: 0 bytes in 0 blocks
==15677== Reachable blocks (those to which a pointer was found) are not shown.
==15677== To see them, rerun with: --leak-check=full --show-leak-kinds=all