QFileInfo::absolutePath: Constructed with empty filename
[New Thread 0x7fff41da4700 (LWP 24297)]
[23831:23831:0323/165247.782188:FATAL:browser_main_loop.cc(272)] Gtk: Invalid input string

Thread 1 "demobrowser" received signal SIGTRAP, Trace/breakpoint trap.
base::debug::(anonymous namespace)::DebugBreak () at ../../../../../../../qt/5.9/qtwebengine/src/3rdparty/chromium/base/debug/debugger_posix.cc:232
232	}
(gdb) bt
#0  0x00007fffe615aa46 in base::debug::(anonymous namespace)::DebugBreak() () at ../../../../../../../qt/5.9/qtwebengine/src/3rdparty/chromium/base/debug/debugger_posix.cc:232
#1  0x00007fffe615aa5e in base::debug::BreakDebugger() () at ../../../../../../../qt/5.9/qtwebengine/src/3rdparty/chromium/base/debug/debugger_posix.cc:251
#2  0x00007fffe6195f20 in logging::LogMessage::~LogMessage() (this=0x7fffffffa8a0, __in_chrg=<optimized out>) at ../../../../../../../qt/5.9/qtwebengine/src/3rdparty/chromium/base/logging.cc:748
#3  0x00007fffe474a97e in content::(anonymous namespace)::GLibLogHandler(gchar const*, GLogLevelFlags, gchar const*, gpointer) (log_domain=0x7fffd5a77047 "Gtk", log_level=G_LOG_LEVEL_WARNING, message=0x2a66a00 "Invalid input string", userdata=0x0)
    at ../../../../../../../qt/5.9/qtwebengine/src/3rdparty/chromium/content/browser/browser_main_loop.cc:272
#4  0x00007fffe0e239a4 in g_logv (log_domain=0x7fffd5a77047 "Gtk", log_level=G_LOG_LEVEL_WARNING, format=<optimized out>, args=args@entry=0x7fffffffab30) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmessages.c:1059
#5  0x00007fffe0e23bcf in g_log (log_domain=log_domain@entry=0x7fffd5a77047 "Gtk", log_level=log_level@entry=G_LOG_LEVEL_WARNING, format=format@entry=0x7fffd5ab7b44 "Invalid input string") at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmessages.c:1119
#6  0x00007fffd58d42ad in separate_uline_pattern (str=str@entry=0x2bfddf0 " L\367\324\377\177", accel_key=accel_key@entry=0x7fffffffacb8, new_str=new_str@entry=0x7fffffffacc8, pattern=pattern@entry=0x7fffffffacd0)
    at /build/gtk+3.0-PCLr8A/gtk+3.0-3.18.9/./gtk/gtklabel.c:4406
#7  0x00007fffd58d7c28 in gtk_label_recalculate (str=0x2bfddf0 " L\367\324\377\177", label=0x2ca4610 [GtkLabel]) at /build/gtk+3.0-PCLr8A/gtk+3.0-3.18.9/./gtk/gtklabel.c:4468
#8  0x00007fffd58d7c28 in gtk_label_recalculate (label=label@entry=0x2ca4610 [GtkLabel]) at /build/gtk+3.0-PCLr8A/gtk+3.0-3.18.9/./gtk/gtklabel.c:2184
#9  0x00007fffd58d88ca in gtk_label_set_text_with_mnemonic (label=0x2ca4610 [GtkLabel], str=0x2976ab0 " L\367\324\377\177") at /build/gtk+3.0-PCLr8A/gtk+3.0-3.18.9/./gtk/gtklabel.c:4502
#10 0x00007fffd58d8963 in gtk_label_new_with_mnemonic (str=0x2976ab0 " L\367\324\377\177") at /build/gtk+3.0-PCLr8A/gtk+3.0-3.18.9/./gtk/gtklabel.c:1760
#11 0x00007fffd57fab9f in gtk_button_construct_child (button=button@entry=0x29f98d0 [GtkButton]) at /build/gtk+3.0-PCLr8A/gtk+3.0-3.18.9/./gtk/gtkbutton.c:1335
#12 0x00007fffd57fc031 in gtk_button_set_use_underline (button=button@entry=0x29f98d0 [GtkButton], use_underline=use_underline@entry=1) at /build/gtk+3.0-PCLr8A/gtk+3.0-3.18.9/./gtk/gtkbutton.c:2290
#13 0x00007fffd5861cc1 in gtk_dialog_add_button (dialog=dialog@entry=0x22188e0 [GtkFileChooserDialog], button_text=button_text@entry=0x2abf728 " L\367\324\377\177", response_id=-6) at /build/gtk+3.0-PCLr8A/gtk+3.0-3.18.9/./gtk/gtkdialog.c:1065
#14 0x00007fffd58832ca in gtk_file_chooser_dialog_new (varargs=0x7fffffffae90, first_button_text=<optimized out>, action=GTK_FILE_CHOOSER_ACTION_OPEN, parent=0x0, title=0x7fffd604f631 "") at /build/gtk+3.0-PCLr8A/gtk+3.0-3.18.9/./gtk/gtkfilechooserdialog.c:711
#15 0x00007fffd58832ca in gtk_file_chooser_dialog_new (title=title@entry=0x7fffd604f631 "", parent=parent@entry=0x0, action=action@entry=GTK_FILE_CHOOSER_ACTION_OPEN, first_button_text=<optimized out>) at /build/gtk+3.0-PCLr8A/gtk+3.0-3.18.9/./gtk/gtkfilechooserdialog.c:744
#16 0x00007fffd601e72d in QGtk3FileDialogHelper::QGtk3FileDialogHelper() (this=0x2c88790) at /programming/qt/5.9/qtbase/src/plugins/platformthemes/gtk3/qgtk3dialoghelpers.cpp:246
#17 0x00007fffd602364d in QGtk3Theme::createPlatformDialogHelper(QPlatformTheme::DialogType) const (this=<optimized out>, type=<optimized out>) at /programming/qt/5.9/qtbase/src/plugins/platformthemes/gtk3/qgtk3theme.cpp:157
#18 0x00007ffff7a6e614 in QDialogPrivate::platformHelper() const (this=this@entry=0x2a86da0) at /programming/qt/5.9/qtbase/src/widgets/dialogs/qdialog.cpp:105
#19 0x00007ffff7a828d3 in QFileDialogPrivate::init(QUrl const&, QString const&, QString const&) (this=0x2a86da0) at /programming/qt/5.9/qtbase/src/widgets/dialogs/qfiledialog_p.h:118
#20 0x00007ffff7a828d3 in QFileDialogPrivate::init(QUrl const&, QString const&, QString const&) (this=this@entry=0x2a86da0, directory=..., nameFilter=..., caption=...) at /programming/qt/5.9/qtbase/src/widgets/dialogs/qfiledialog.cpp:2824
#21 0x00007ffff7a82c78 in QFileDialog::QFileDialog(QWidget*, QString const&, QString const&, QString const&) (this=0x7fffffffb0d0, parent=0x7fffffffc020, caption=..., directory=..., filter=...) at /programming/qt/5.9/qtbase/src/widgets/dialogs/qfiledialog.cpp:361
#22 0x00000000004523dc in SavePageDialog::on_chooseFilePathButton_clicked() (this=0x7fffffffc020) at savepagedialog.cpp:91
#23 0x000000000046f646 in SavePageDialog::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) (_o=_o@entry=0x7fffffffc020, _c=_c@entry=QMetaObject::InvokeMetaMethod, _id=_id@entry=0, _a=_a@entry=0x7fffffffb290) at .moc/moc_savepagedialog.cpp:77
#24 0x000000000046f6f3 in SavePageDialog::qt_metacall(QMetaObject::Call, int, void**) (this=0x7fffffffc020, _c=QMetaObject::InvokeMetaMethod, _id=0, _a=0x7fffffffb290) at .moc/moc_savepagedialog.cpp:110
#25 0x00007ffff6d1de3d in QMetaObject::metacall(QObject*, QMetaObject::Call, int, void**) (object=object@entry=0x7fffffffc020, cl=cl@entry=QMetaObject::InvokeMetaMethod, idx=idx@entry=41, argv=<optimized out>)
    at /programming/qt/5.9/qtbase/src/corelib/kernel/qmetaobject.cpp:301
#26 0x00007ffff6d43413 in QMetaObject::activate(QObject*, int, int, void**) (sender=sender@entry=0x2bba610, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=2, argv=argv@entry=0x7fffffffb290)
    at /programming/qt/5.9/qtbase/src/corelib/kernel/qobject.cpp:3780
#27 0x00007ffff6d4368b in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) (sender=sender@entry=0x2bba610, m=m@entry=0x7ffff7dab1a0 <QAbstractButton::staticMetaObject>, local_signal_index=local_signal_index@entry=2, argv=argv@entry=0x7fffffffb290)
    at /programming/qt/5.9/qtbase/src/corelib/kernel/qobject.cpp:3627
#28 0x00007ffff794bb7a in QAbstractButton::clicked(bool) (this=this@entry=0x2bba610, _t1=false) at .moc/moc_qabstractbutton.cpp:309
#29 0x00007ffff794bdd7 in QAbstractButtonPrivate::emitClicked() (this=this@entry=0x2bdbb70) at /programming/qt/5.9/qtbase/src/widgets/widgets/qabstractbutton.cpp:411
#30 0x00007ffff794d6b7 in QAbstractButtonPrivate::click() (this=this@entry=0x2bdbb70) at /programming/qt/5.9/qtbase/src/widgets/widgets/qabstractbutton.cpp:404
#31 0x00007ffff794d8ec in QAbstractButton::mouseReleaseEvent(QMouseEvent*) (this=0x2bba610, e=0x7fffffffb7a0) at /programming/qt/5.9/qtbase/src/widgets/widgets/qabstractbutton.cpp:1009
#32 0x00007ffff7a2fa6a in QToolButton::mouseReleaseEvent(QMouseEvent*) (this=<optimized out>, e=<optimized out>) at /programming/qt/5.9/qtbase/src/widgets/widgets/qtoolbutton.cpp:616
#33 0x00007ffff789e6d6 in QWidget::event(QEvent*) (this=0x2bba610, event=0x7fffffffb7a0) at /programming/qt/5.9/qtbase/src/widgets/kernel/qwidget.cpp:8778
#34 0x00007ffff794ec17 in QAbstractButton::event(QEvent*) (this=this@entry=0x2bba610, e=e@entry=0x7fffffffb7a0) at /programming/qt/5.9/qtbase/src/widgets/widgets/qabstractbutton.cpp:966
#35 0x00007ffff7a2fbb5 in QToolButton::event(QEvent*) (this=0x2bba610, event=0x7fffffffb7a0) at /programming/qt/5.9/qtbase/src/widgets/widgets/qtoolbutton.cpp:982
#36 0x00007ffff784a97a in QApplicationPrivate::notify_helper(QObject*, QEvent*) (this=this@entry=0x4c7c10, receiver=receiver@entry=0x2bba610, e=0x7fffffffb7a0) at /programming/qt/5.9/qtbase/src/widgets/kernel/qapplication.cpp:3723
#37 0x00007ffff785203b in QApplication::notify(QObject*, QEvent*) (this=<optimized out>, receiver=0x2bba610, e=0x7fffffffb7a0) at /programming/qt/5.9/qtbase/src/widgets/kernel/qapplication.cpp:3199
#38 0x00007ffff6d132d8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) (receiver=receiver@entry=0x2bba610, event=event@entry=0x7fffffffb7a0) at /programming/qt/5.9/qtbase/src/corelib/kernel/qcoreapplication.cpp:1013
#39 0x00007ffff7851111 in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) (event=0x7fffffffb7a0, receiver=0x2bba610)
    at ../../include/QtCore/../../../../../../../qt/5.9/qtbase/src/corelib/kernel/qcoreapplication.h:234
#40 0x00007ffff7851111 in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) (receiver=receiver@entry=0x2bba610, event=event@entry=0x7fffffffb7a0, alienWidget=alienWidget@entry=0x2bba610, nativeWidget=0x7fffffffc020, buttonDown=buttonDown@entry=0x7ffff7dd5ce0 <qt_button_down>, lastMouseReceiver=..., spontaneous=true) at /programming/qt/5.9/qtbase/src/widgets/kernel/qapplication.cpp:2693
#41 0x00007ffff78bc5b4 in QWidgetWindow::handleMouseEvent(QMouseEvent*) (this=this@entry=0x288f0f0, event=event@entry=0x7fffffffbb90) at /programming/qt/5.9/qtbase/src/widgets/kernel/qwidgetwindow.cpp:617
#42 0x00007ffff78be6be in QWidgetWindow::event(QEvent*) (this=0x288f0f0, event=0x7fffffffbb90) at /programming/qt/5.9/qtbase/src/widgets/kernel/qwidgetwindow.cpp:239
#43 0x00007ffff784a97a in QApplicationPrivate::notify_helper(QObject*, QEvent*) (this=this@entry=0x4c7c10, receiver=receiver@entry=0x288f0f0, e=e@entry=0x7fffffffbb90) at /programming/qt/5.9/qtbase/src/widgets/kernel/qapplication.cpp:3723
#44 0x00007ffff7851a0a in QApplication::notify(QObject*, QEvent*) (this=0x7fffffffdc30, receiver=0x288f0f0, e=0x7fffffffbb90) at /programming/qt/5.9/qtbase/src/widgets/kernel/qapplication.cpp:3085
#45 0x00007ffff6d132d8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) (receiver=receiver@entry=0x288f0f0, event=event@entry=0x7fffffffbb90) at /programming/qt/5.9/qtbase/src/corelib/kernel/qcoreapplication.cpp:1013
#46 0x00007ffff72bdc04 in QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*) (event=0x7fffffffbb90, receiver=0x288f0f0) at ../../include/QtCore/../../../../../../../qt/5.9/qtbase/src/corelib/kernel/qcoreapplication.h:234
#47 0x00007ffff72bdc04 in QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*) (e=0x2c87400) at /programming/qt/5.9/qtbase/src/gui/kernel/qguiapplication.cpp:1932
#48 0x00007ffff72bf4f2 in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) (e=e@entry=0x2c87400) at /programming/qt/5.9/qtbase/src/gui/kernel/qguiapplication.cpp:1716
#49 0x00007ffff7295c9e in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) (flags=...) at /programming/qt/5.9/qtbase/src/gui/kernel/qwindowsysteminterface.cpp:933
#50 0x00007fffd8845694 in userEventSourceDispatch(GSource*, GSourceFunc, gpointer) (source=<optimized out>) at /programming/qt/5.9/qtbase/src/platformsupport/eventdispatchers/qeventdispatcher_glib.cpp:76
#51 0x00007fffe0e1d197 in g_main_context_dispatch (context=0x7fffd00016f0) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3154
#52 0x00007fffe0e1d197 in g_main_context_dispatch (context=context@entry=0x7fffd00016f0) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3769
#53 0x00007fffe0e1d3f0 in g_main_context_iterate (context=context@entry=0x7fffd00016f0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3840
#54 0x00007fffe0e1d49c in g_main_context_iteration (context=0x7fffd00016f0, may_block=may_block@entry=1) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3901
#55 0x00007ffff6d6d72f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x577ce0, flags=...) at /programming/qt/5.9/qtbase/src/corelib/kernel/qeventdispatcher_glib.cpp:423
#56 0x00007fffd88457f6 in QPAEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=<optimized out>, flags=...) at /programming/qt/5.9/qtbase/src/platformsupport/eventdispatchers/qeventdispatcher_glib.cpp:121
#57 0x00007ffff6d112fb in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fffffffbf80, flags=..., flags@entry=...) at /programming/qt/5.9/qtbase/src/corelib/kernel/qeventloop.cpp:134
#58 0x00007ffff6d1175c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fffffffbf80, flags=flags@entry=...) at /programming/qt/5.9/qtbase/src/corelib/kernel/qeventloop.cpp:212
#59 0x00007ffff7a700f8 in QDialog::exec() (this=this@entry=0x7fffffffc020) at /programming/qt/5.9/qtbase/src/widgets/dialogs/qdialog.cpp:527
#60 0x0000000000462758 in TabWidget::downloadRequested(QWebEngineDownloadItem*) (this=0x9628e0, download=0x29664c0) at tabwidget.cpp:928
#61 0x0000000000470921 in TabWidget::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) (_o=_o@entry=0x9628e0, _c=_c@entry=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fffffffc200) at .moc/moc_tabwidget.cpp:636
#62 0x00007ffff6d43353 in QMetaObject::activate(QObject*, int, int, void**) (sender=sender@entry=0xab5db0, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7fffffffc200)
    at /programming/qt/5.9/qtbase/src/corelib/kernel/qobject.cpp:3765
#63 0x00007ffff6d4368b in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) (sender=sender@entry=0xab5db0, m=m@entry=0x7ffff7ff3460 <QWebEngineProfile::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7fffffffc200)
    at /programming/qt/5.9/qtbase/src/corelib/kernel/qobject.cpp:3627
#64 0x00007ffff7fe563c in QWebEngineProfile::downloadRequested(QWebEngineDownloadItem*) (this=this@entry=0xab5db0, _t1=_t1@entry=0x29664c0) at .moc/moc_qwebengineprofile.cpp:142
#65 0x00007ffff7fd9cdb in QWebEngineProfilePrivate::downloadRequested(QtWebEngineCore::BrowserContextAdapterClient::DownloadItemInfo&) (this=0x9fdd70, info=...) at /programming/qt/5.9/qtwebengine/src/webenginewidgets/api/qwebengineprofile.cpp:199
#66 0x00007fffe3f608b2 in QtWebEngineCore::DownloadManagerDelegateQt::ChooseSavePath(content::WebContents*, base::FilePath const&, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, bool, base::Callback<void (base::FilePath const&, content::SavePageType, base::Callback<void (content::DownloadItem*), (base::internal::CopyMode)1, (base::internal::RepeatMode)1> const&), (base::internal::CopyMode)1, (base::internal::RepeatMode)1> const&) (this=0x294b750, web_contents=<optimized out>, suggested_path=..., default_extension=..., can_save_as_complete=<optimized out>, callback=...) at /programming/qt/5.9/qtwebengine/src/core/download_manager_delegate_qt.cpp:253
#67 0x00007fffe4a27461 in content::SavePackage::ContinueGetSaveInfo(bool, base::FilePath const&) (this=0x2899f70, can_save_as_complete=true, suggested_path=...) at ../../../../../../../qt/5.9/qtwebengine/src/3rdparty/chromium/content/browser/download/save_package.cc:1441
#68 0x00007fffe4a4d5e5 in base::internal::FunctorTraits<void (content::SavePackage::*)(bool, base::FilePath const&), void>::Invoke<scoped_refptr<content::SavePackage> const&, bool const&, base::FilePath const&>(void (content::SavePackage::*)(bool, base::FilePath const&), scoped_refptr<content::SavePackage> const&, bool const&, base::FilePath const&) (method=
    (void (content::SavePackage::*)(content::SavePackage * const, bool, const base::FilePath &)) 0x7fffe4a271dc <content::SavePackage::ContinueGetSaveInfo(bool, base::FilePath const&)>, receiver_ptr=...)
    at ../../../../../../../qt/5.9/qtwebengine/src/3rdparty/chromium/base/bind_internal.h:214
#69 0x00007fffe4a4a025 in base::internal::InvokeHelper<false, void>::MakeItSo<void (content::SavePackage::* const&)(bool, base::FilePath const&), scoped_refptr<content::SavePackage> const&, bool const&, base::FilePath const&>(void (content::SavePackage::* const&)(bool, base::FilePath const&), scoped_refptr<content::SavePackage> const&, bool const&, base::FilePath const&) (functor=
    @0x2966490: (void (content::SavePackage::*)(content::SavePackage * const, bool, const base::FilePath &)) 0x7fffe4a271dc <content::SavePackage::ContinueGetSaveInfo(bool, base::FilePath const&)>)
    at ../../../../../../../qt/5.9/qtwebengine/src/3rdparty/chromium/base/bind_internal.h:286
#70 0x00007fffe4a450ba in base::internal::Invoker<base::internal::BindState<void (content::SavePackage::*)(bool, base::FilePath const&), scoped_refptr<content::SavePackage>, bool>, void (base::FilePath const&)>::RunImpl<void (content::SavePackage::* const&)(bool, base::FilePath const&), std::tuple<scoped_refptr<content::SavePackage>, bool> const&, 0ul, 1ul>(void (content::SavePackage::* const&)(bool, base::FilePath const&), std::tuple<scoped_refptr<content::SavePackage>, bool> const&, base::IndexSequence<0ul, 1ul>, base::FilePath const&) (functor=@0x2966490: (void (content::SavePackage::*)(content::SavePackage * const, bool, const base::FilePath &)) 0x7fffe4a271dc <content::SavePackage::ContinueGetSaveInfo(bool, base::FilePath const&)>, bound=std::tuple containing = {...}, unbound_args#0=...)
    at ../../../../../../../qt/5.9/qtwebengine/src/3rdparty/chromium/base/bind_internal.h:364
---Type <return> to continue, or q <return> to quit---
#71 0x00007fffe4a3d042 in base::internal::Invoker<base::internal::BindState<void (content::SavePackage::*)(bool, base::FilePath const&), scoped_refptr<content::SavePackage>, bool>, void (base::FilePath const&)>::Run(base::internal::BindStateBase*, base::FilePath const&) (base=0x2966470, unbound_args#0=...) at ../../../../../../../qt/5.9/qtwebengine/src/3rdparty/chromium/base/bind_internal.h:342
#72 0x00007fffe49a5a33 in base::internal::RunMixin<base::Callback<void (base::FilePath const&), (base::internal::CopyMode)1, (base::internal::RepeatMode)1> >::Run(base::FilePath const&) const (this=0x2a4ba60, args#0=...)
    at ../../../../../../../qt/5.9/qtwebengine/src/3rdparty/chromium/base/callback.h:64
#73 0x00007fffe49ac4ca in base::internal::ReplyAdapter<base::FilePath, base::FilePath const&>(base::Callback<void (base::FilePath const&), (base::internal::CopyMode)1, (base::internal::RepeatMode)1> const&, base::FilePath*) (callback=..., result=0x29b2ee0)
    at ../../../../../../../qt/5.9/qtwebengine/src/3rdparty/chromium/base/task_runner_util.h:34
#74 0x00007fffe49bad62 in base::internal::FunctorTraits<void (*)(base::Callback<void (base::FilePath const&), (base::internal::CopyMode)1, (base::internal::RepeatMode)1> const&, base::FilePath*), void>::Invoke<base::Callback<void (base::FilePath const&), (base::internal::CopyMode)1, (base::internal::RepeatMode)1> const&, base::FilePath*>(void (*)(base::Callback<void (base::FilePath const&), (base::internal::CopyMode)1, (base::internal::RepeatMode)1> const&, base::FilePath*), base::Callback<void (base::FilePath const&), (base::internal::CopyMode)1, (base::internal::RepeatMode)1> const&, base::FilePath*&&) (function=
    0x7fffe49ac489 <base::internal::ReplyAdapter<base::FilePath, base::FilePath const&>(base::Callback<void (base::FilePath const&), (base::internal::CopyMode)1, (base::internal::RepeatMode)1> const&, base::FilePath*)>)
    at ../../../../../../../qt/5.9/qtwebengine/src/3rdparty/chromium/base/bind_internal.h:164
#75 0x00007fffe49ba76d in base::internal::InvokeHelper<false, void>::MakeItSo<void (* const&)(base::Callback<void (base::FilePath const&), (base::internal::CopyMode)1, (base::internal::RepeatMode)1> const&, base::FilePath*), base::Callback<void (base::FilePath const&), (base::internal::CopyMode)1, (base::internal::RepeatMode)1> const&, base::FilePath*>(void (* const&)(base::Callback<void (base::FilePath const&), (base::internal::CopyMode)1, (base::internal::RepeatMode)1> const&, base::FilePath*), base::Callback<void (base::FilePath const&), (base::internal::CopyMode)1, (base::internal::RepeatMode)1> const&, base::FilePath*&&) (functor=
    @0x2a4ba50: 0x7fffe49ac489 <base::internal::ReplyAdapter<base::FilePath, base::FilePath const&>(base::Callback<void (base::FilePath const&), (base::internal::CopyMode)1, (base::internal::RepeatMode)1> const&, base::FilePath*)>)
    at ../../../../../../../qt/5.9/qtwebengine/src/3rdparty/chromium/base/bind_internal.h:286
#76 0x00007fffe49b8e6a in base::internal::Invoker<base::internal::BindState<void (*)(base::Callback<void (base::FilePath const&), (base::internal::CopyMode)1, (base::internal::RepeatMode)1> const&, base::FilePath*), base::Callback<void (base::FilePath const&), (base::internal::CopyMode)1, (base::internal::RepeatMode)1>, base::internal::OwnedWrapper<base::FilePath> >, void ()>::RunImpl<void (* const&)(base::Callback<void (base::FilePath const&), (base::internal::CopyMode)1, (base::internal::RepeatMode)1> const&, base::FilePath*), std::tuple<base::Callback<void (base::FilePath const&), (base::internal::CopyMode)1, (base::internal::RepeatMode)1>, base::internal::OwnedWrapper<base::FilePath> > const&, 0ul, 1ul>(void (* const&)(base::Callback<void (base::FilePath const&), (base::internal::CopyMode)1, (base::internal::RepeatMode)1> const&, base::FilePath*), std::tuple<base::Callback<void (base::FilePath const&), (base::internal::CopyMode)1, (base::internal::RepeatMode)1>, base::internal::OwnedWrapper<base::FilePath> > const&, base::IndexSequence<0ul, 1ul>) (functor=
    @0x2a4ba50: 0x7fffe49ac489 <base::internal::ReplyAdapter<base::FilePath, base::FilePath const&>(base::Callback<void (base::FilePath const&), (base::internal::CopyMode)1, (base::internal::RepeatMode)1> const&, base::FilePath*)>, bound=std::tuple containing = {...})
    at ../../../../../../../qt/5.9/qtwebengine/src/3rdparty/chromium/base/bind_internal.h:364
#77 0x00007fffe49b5ebc in base::internal::Invoker<base::internal::BindState<void (*)(base::Callback<void (base::FilePath const&), (base::internal::CopyMode)1, (base::internal::RepeatMode)1> const&, base::FilePath*), base::Callback<void (base::FilePath const&), (base::internal::CopyMode)1, (base::internal::RepeatMode)1>, base::internal::OwnedWrapper<base::FilePath> >, void ()>::Run(base::internal::BindStateBase*) (base=0x2a4ba30) at ../../../../../../../qt/5.9/qtwebengine/src/3rdparty/chromium/base/bind_internal.h:342
#78 0x00007fffe3ff4a10 in base::internal::RunMixin<base::Callback<void (), (base::internal::CopyMode)1, (base::internal::RepeatMode)1> >::Run() const (this=0x2893008) at ../../../../../../../qt/5.9/qtwebengine/src/3rdparty/chromium/base/callback.h:64
#79 0x00007fffe62986fb in base::(anonymous namespace)::PostTaskAndReplyRelay::RunReplyAndSelfDestruct() (this=0x2892f60) at ../../../../../../../qt/5.9/qtwebengine/src/3rdparty/chromium/base/threading/post_task_and_reply_impl.cc:61
#80 0x00007fffe62990aa in base::internal::FunctorTraits<void (base::(anonymous namespace)::PostTaskAndReplyRelay::*)(), void>::Invoke<base::(anonymous namespace)::PostTaskAndReplyRelay*>(void (base::(anonymous namespace)::PostTaskAndReplyRelay::*)(base::(anonymous namespace)::PostTaskAndReplyRelay * const), <unknown type in /programming/install/5.9/opengl/d/lib/libQt5WebEngineCore.so.5, CU 0x180e7503, DIE 0x180f07ce>) (method=(void (base::(anonymous namespace)::PostTaskAndReplyRelay::*)(base::(anonymous namespace)::PostTaskAndReplyRelay * const)) 0x7fffe6298606 <base::(anonymous namespace)::PostTaskAndReplyRelay::RunReplyAndSelfDestruct()>, receiver_ptr=<unknown type in /programming/install/5.9/opengl/d/lib/libQt5WebEngineCore.so.5, CU 0x180e7503, DIE 0x180f07ce>)
    at ../../../../../../../qt/5.9/qtwebengine/src/3rdparty/chromium/base/bind_internal.h:214
#81 0x00007fffe6298fd4 in base::internal::InvokeHelper<false, void>::MakeItSo<void (base::(anonymous namespace)::PostTaskAndReplyRelay::* const&)(), base::(anonymous namespace)::PostTaskAndReplyRelay*>(void (base::(anonymous namespace)::PostTaskAndReplyRelay::*&)(base::(anonymous namespace)::PostTaskAndReplyRelay* const)) (functor=@0x7fff8c003a20: (void (base::(anonymous namespace)::PostTaskAndReplyRelay::*)(base::(anonymous namespace)::PostTaskAndReplyRelay * const)) 0x7fffe6298606 <base::(anonymous namespace)::PostTaskAndReplyRelay::RunReplyAndSelfDestruct()>) at ../../../../../../../qt/5.9/qtwebengine/src/3rdparty/chromium/base/bind_internal.h:286
#82 0x00007fffe6298cce in base::internal::Invoker<base::internal::BindState<void (base::(anonymous namespace)::PostTaskAndReplyRelay::*)(), base::internal::UnretainedWrapper<base::(anonymous namespace)::PostTaskAndReplyRelay> >, void()>::RunImpl<void (base::(anonymous namespace)::PostTaskAndReplyRelay::* const&)(), std::tuple<base::internal::UnretainedWrapper<base::(anonymous namespace)::PostTaskAndReplyRelay> > const&, 0ul>(void (base::(anonymous namespace)::PostTaskAndReplyRelay::*&)(base::(anonymous namespace)::PostTaskAndReplyRelay * const), const std::tuple<base::internal::UnretainedWrapper<base::(anonymous namespace)::PostTaskAndReplyRelay> > &, base::IndexSequence<0ul>) (functor=@0x7fff8c003a20: (void (base::(anonymous namespace)::PostTaskAndReplyRelay::*)(base::(anonymous namespace)::PostTaskAndReplyRelay * const)) 0x7fffe6298606 <base::(anonymous namespace)::PostTaskAndReplyRelay::RunReplyAndSelfDestruct()>, bound=std::tuple containing = {...}) at ../../../../../../../qt/5.9/qtwebengine/src/3rdparty/chromium/base/bind_internal.h:364
#83 0x00007fffe6298bfe in base::internal::Invoker<base::internal::BindState<void (base::(anonymous namespace)::PostTaskAndReplyRelay::*)(), base::internal::UnretainedWrapper<base::(anonymous namespace)::PostTaskAndReplyRelay> >, void()>::Run(base::internal::BindStateBase *) (base=0x7fff8c003a00) at ../../../../../../../qt/5.9/qtwebengine/src/3rdparty/chromium/base/bind_internal.h:342
#84 0x00007fffe62bc00d in base::internal::RunMixin<base::Callback<void (), (base::internal::CopyMode)0, (base::internal::RepeatMode)0> >::Run() && (this=0x7fffffffd558) at ../../../../../../../qt/5.9/qtwebengine/src/3rdparty/chromium/base/callback.h:47
#85 0x00007fffe635f154 in base::debug::TaskAnnotator::RunTask(char const*, base::PendingTask*) (this=0x9a4c80, queue_function=0x7fffee8527e0 "MessageLoop::PostTask", pending_task=0x7fffffffd540)
    at ../../../../../../../qt/5.9/qtwebengine/src/3rdparty/chromium/base/debug/task_annotator.cc:52
#86 0x00007fffe61b8eee in base::MessageLoop::RunTask(base::PendingTask*) (this=0x9a4a60, pending_task=0x7fffffffd540) at ../../../../../../../qt/5.9/qtwebengine/src/3rdparty/chromium/base/message_loop/message_loop.cc:413
#87 0x00007fffe61b904c in base::MessageLoop::DeferOrRunPendingTask(base::PendingTask) (this=0x9a4a60, pending_task=...) at ../../../../../../../qt/5.9/qtwebengine/src/3rdparty/chromium/base/message_loop/message_loop.cc:422
#88 0x00007fffe61b951f in base::MessageLoop::DoWork() (this=0x9a4a60) at ../../../../../../../qt/5.9/qtwebengine/src/3rdparty/chromium/base/message_loop/message_loop.cc:515
#89 0x00007fffe3f4d70a in QtWebEngineCore::(anonymous namespace)::MessagePumpForUIQt::customEvent(QEvent*) (this=0x9a7d30) at /programming/qt/5.9/qtwebengine/src/core/content_browser_client_qt.cpp:211
#90 0x00007fffe3f4d70a in QtWebEngineCore::(anonymous namespace)::MessagePumpForUIQt::customEvent(QEvent*) (this=0x9a7d30, ev=<optimized out>) at /programming/qt/5.9/qtwebengine/src/core/content_browser_client_qt.cpp:193
#91 0x00007ffff6d43cc2 in QObject::event(QEvent*) (this=0x9a7d30, e=<optimized out>) at /programming/qt/5.9/qtbase/src/corelib/kernel/qobject.cpp:1268
#92 0x00007ffff784a97a in QApplicationPrivate::notify_helper(QObject*, QEvent*) (this=this@entry=0x4c7c10, receiver=receiver@entry=0x9a7d30, e=e@entry=0x7fff8c002e20) at /programming/qt/5.9/qtbase/src/widgets/kernel/qapplication.cpp:3723
#93 0x00007ffff7851a0a in QApplication::notify(QObject*, QEvent*) (this=0x7fffffffdc30, receiver=0x9a7d30, e=0x7fff8c002e20) at /programming/qt/5.9/qtbase/src/widgets/kernel/qapplication.cpp:3085
#94 0x00007ffff6d132d8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) (receiver=receiver@entry=0x9a7d30, event=event@entry=0x7fff8c002e20) at /programming/qt/5.9/qtbase/src/corelib/kernel/qcoreapplication.cpp:1013
#95 0x00007ffff6d184fb in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) (event=0x7fff8c002e20, receiver=0x9a7d30) at /programming/qt/5.9/qtbase/src/corelib/kernel/qcoreapplication.h:231
#96 0x00007ffff6d184fb in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x4c7d80) at /programming/qt/5.9/qtbase/src/corelib/kernel/qcoreapplication.cpp:1673
#97 0x00007ffff6d188e4 in QCoreApplication::sendPostedEvents(QObject*, int) (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at /programming/qt/5.9/qtbase/src/corelib/kernel/qcoreapplication.cpp:1527
#98 0x00007ffff6d6d6b8 in postEventSourceDispatch(GSource*, GSourceFunc, gpointer) (s=0x626380) at /programming/qt/5.9/qtbase/src/corelib/kernel/qeventdispatcher_glib.cpp:276
#99 0x00007fffe0e1d197 in g_main_context_dispatch (context=0x7fffd00016f0) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3154
#100 0x00007fffe0e1d197 in g_main_context_dispatch (context=context@entry=0x7fffd00016f0) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3769
#101 0x00007fffe0e1d3f0 in g_main_context_iterate (context=context@entry=0x7fffd00016f0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3840
#102 0x00007fffe0e1d49c in g_main_context_iteration (context=0x7fffd00016f0, may_block=may_block@entry=1) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3901
#103 0x00007ffff6d6d72f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x577ce0, flags=...) at /programming/qt/5.9/qtbase/src/corelib/kernel/qeventdispatcher_glib.cpp:423
#104 0x00007fffd88457f6 in QPAEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=<optimized out>, flags=...) at /programming/qt/5.9/qtbase/src/platformsupport/eventdispatchers/qeventdispatcher_glib.cpp:121
#105 0x00007ffff6d112fb in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fffffffdbb0, flags=..., flags@entry=...) at /programming/qt/5.9/qtbase/src/corelib/kernel/qeventloop.cpp:134
#106 0x00007ffff6d1175c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fffffffdbb0, flags=flags@entry=...) at /programming/qt/5.9/qtbase/src/corelib/kernel/qeventloop.cpp:212
#107 0x00007ffff6d1acb6 in QCoreApplication::exec() () at /programming/qt/5.9/qtbase/src/corelib/kernel/qcoreapplication.cpp:1286
#108 0x00007ffff72b5012 in QGuiApplication::exec() () at /programming/qt/5.9/qtbase/src/gui/kernel/qguiapplication.cpp:1662
#109 0x00007ffff784a855 in QApplication::exec() () at /programming/qt/5.9/qtbase/src/widgets/kernel/qapplication.cpp:2901
#110 0x000000000046b2c0 in main(int, char**) (argc=1, argv=0x7fffffffdd88) at main.cpp:64