#0  webkit_editor_paste_clipboard_targets_cb (clipboard=0x55cf042680e0, targets=0x55cf03e9f390, n_targets=6, wk_editor=0x55cf03c0d0f0) at e-webkit-editor.c:5663
        wk_editor = 0x55cf03c0d0f0
        n_targets = 6
        targets = 0x55cf03e9f390
        clipboard = 0x55cf042680e0
#1  0x00007f35b1d09521 in request_targets_received_func (clipboard=0x55cf042680e0, selection_data=selection_data@entry=0x7ffc4b685350, data=data@entry=0x55cf05b01c50) at ././gtk/gtkclipboard.c:1325
        info = 0x55cf05b01c50
        targets = 0x55cf03e9f390
        n_targets = 6
#2  0x00007f35b1d097b9 in selection_received (widget=0x55cf02c1f9f0, selection_data=0x7ffc4b685350, time=<optimized out>) at ././gtk/gtkclipboard.c:960
No locals.
#3  0x00007f35b13a3f75 in g_closure_invoke (closure=0x55cf03893e00, return_value=return_value@entry=0x0, n_param_values=3, param_values=param_values@entry=0x7ffc4b684ff0, invocation_hint=invocation_hint@entry=0x7ffc4b684f70) at ././gobject/gclosure.c:804
        marshal = <optimized out>
        marshal_data = <optimized out>
        in_marshal = 0
        real_closure = 0x55cf03893de0
        __func__ = "g_closure_invoke"
#4  0x00007f35b13b5f82 in signal_emit_unlocked_R (node=node@entry=0x55cf02ab1330, detail=detail@entry=0, instance=instance@entry=0x55cf02c1f9f0, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7ffc4b684ff0) at ././gobject/gsignal.c:3635
        tmp = <optimized out>
        handler = 0x55cf03892d40
        accumulator = 0x0
        emission = {next = 0x7ffc4b685580, instance = 0x55cf02c1f9f0, ihint = {signal_id = 82, detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 4}
        handler_list = 0x55cf03892d40
        return_accu = 0x0
        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        signal_id = 82
        max_sequential_handler_number = 137209
        return_value_altered = 0
#5  0x00007f35b13bebcc in g_signal_emit_valist (instance=instance@entry=0x55cf02c1f9f0, signal_id=signal_id@entry=82, detail=detail@entry=0, var_args=var_args@entry=0x7ffc4b685218) at ././gobject/gsignal.c:3391
        instance_and_params = 0x7ffc4b684ff0
        signal_return_type = <optimized out>
        param_values = 0x7ffc4b685008
        i = <optimized out>
        n_params = <optimized out>
        __func__ = "g_signal_emit_valist"
#6  0x00007f35b13bf45b in g_signal_emit_by_name (instance=0x55cf02c1f9f0, detailed_signal=detailed_signal@entry=0x7f35b1d885a4 "selection-received") at ././gobject/gsignal.c:3487
        var_args = {{gp_offset = 32, fp_offset = 48, overflow_arg_area = 0x7ffc4b685350, reg_save_area = 0x7ffc4b685260}}
        detail = 0
        itype = 94347615995168
        __func__ = "g_signal_emit_by_name"
#7  0x00007f35b1c26683 in gtk_selection_retrieval_report (info=info@entry=0x55cf048f4950, type=<optimized out>, format=<optimized out>, buffer=<optimized out>, length=length@entry=48, time=176061247) at ././gtk/gtkselection.c:3031
        data = {selection = 0x45, target = 0xa6, type = 0x4, format = 32, data = 0x55cf03bfecb0 "\252", length = 48, display = 0x55cf02a8a010}
#8  0x00007f35b1c2a61d in _gtk_selection_notify (widget=<optimized out>, event=0x55cf059dd630) at ././gtk/gtkselection.c:2835
        tmp_list = 0x55cf05b2c9a0
        info = 0x55cf048f4950
        window = 0x55cf03880450
        buffer = 0x55cf03bfecb0 "\252"
        length = 48
        type = 0x4
        format = 32
#9  0x00007f35b1b9eb11 in _gtk_marshal_BOOLEAN__BOXEDv (closure=0x55cf02ab0e80, return_value=0x7ffc4b6855b0, instance=0x55cf02c1f9f0, args=<optimized out>, marshal_data=<optimized out>, n_params=<optimized out>, param_types=0x55cf02ab0eb0) at gtkmarshalers.c:131
        cc = 0x55cf02ab0e80
        data1 = <optimized out>
        data2 = <optimized out>
        callback = <optimized out>
        arg0 = 0x55cf059dd630
        args_copy = {{gp_offset = 32, fp_offset = 48, overflow_arg_area = 0x7ffc4b685760, reg_save_area = 0x7ffc4b6856a0}}
        v_return = <optimized out>
        __func__ = "_gtk_marshal_BOOLEAN__BOXEDv"
#10 0x00007f35b13a41a4 in _g_closure_invoke_va (closure=closure@entry=0x55cf02ab0e80, return_value=return_value@entry=0x7ffc4b6855b0, instance=instance@entry=0x55cf02c1f9f0, args=args@entry=0x7ffc4b685680, n_params=<optimized out>, param_types=0x55cf02ab0eb0) at ././gobject/gclosure.c:867
        marshal = <optimized out>
        marshal_data = <optimized out>
        in_marshal = 0
        real_closure = 0x55cf02ab0e60
        __func__ = "_g_closure_invoke_va"
#11 0x00007f35b13be391 in g_signal_emit_valist (instance=0x55cf02c1f9f0, signal_id=<optimized out>, detail=0, var_args=var_args@entry=0x7ffc4b685680) at ././gobject/gsignal.c:3300
        return_accu = <optimized out>
        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        accumulator = 0x55cf02ab0f40
        emission = {next = 0x0, instance = 0x55cf02c1f9f0, ihint = {signal_id = 81, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 94347615995168}
        signal_id = <optimized out>
        instance_type = <optimized out>
        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        rtype = 20
        static_scope = 0
        fastpath_handler = <optimized out>
        closure = <optimized out>
        run_type = <optimized out>
        l = <optimized out>
        fastpath = <optimized out>
        instance_and_params = <optimized out>
        signal_return_type = <optimized out>
        param_values = <optimized out>
        i = <optimized out>
        n_params = <optimized out>
        __func__ = "g_signal_emit_valist"
#12 0x00007f35b13befaf in g_signal_emit (instance=instance@entry=0x55cf02c1f9f0, signal_id=<optimized out>, detail=detail@entry=0) at ././gobject/gsignal.c:3447
        var_args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7ffc4b685760, reg_save_area = 0x7ffc4b6856a0}}
#13 0x00007f35b1ce14bc in gtk_widget_event_internal (widget=0x55cf02c1f9f0, event=0x55cf059dd630) at ././gtk/gtkwidget.c:7729
        signal_num = <optimized out>
        handled = 0
        event = 0x55cf059dd630
        widget = 0x55cf02c1f9f0
#14 0x00007f35b1b9da74 in gtk_main_do_event (event=0x55cf059dd630) at ././gtk/gtkmain.c:1823
        event_widget = 0x55cf02c1f9f0
        grab_widget = 0x55cf02c1f9f0
        topmost_widget = <optimized out>
        window_group = 0x55cf03812020
        rewritten_event = <optimized out>
        device = 0x0
        tmp_list = <optimized out>
        __func__ = "gtk_main_do_event"
#15 0x00007f35b07e6b05 in _gdk_event_emit (event=event@entry=0x55cf059dd630) at ././gdk/gdkevents.c:73
No locals.
#16 0x00007f35b0813ad2 in gdk_event_source_dispatch (source=<optimized out>, callback=<optimized out>, user_data=<optimized out>) at ././gdk/x11/gdkeventsource.c:367
        display = <optimized out>
        event = 0x55cf059dd630
#17 0x00007f35b10ca7d7 in g_main_dispatch (context=0x55cf02aa2340) at ././glib/gmain.c:3203
        dispatch = 0x7f35b0813ab0 <gdk_event_source_dispatch>
        prev_source = 0x0
        was_in_call = 0
        user_data = 0x0
        callback = 0x0
        cb_funcs = <optimized out>
        cb_data = <optimized out>
        need_destroy = <optimized out>
        source = 0x55cf02a962d0
        current = 0x55cf02addcb0
        i = 0
#18 g_main_context_dispatch (context=context@entry=0x55cf02aa2340) at ././glib/gmain.c:3856
No locals.
#19 0x00007f35b10caa40 in g_main_context_iterate (context=0x55cf02aa2340, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3929
        max_priority = 0
        timeout = 0
        some_ready = 1
        nfds = 4
        allocated_nfds = 4
        fds = <optimized out>
#20 0x00007f35b10cad62 in g_main_loop_run (loop=0x55cf0364f490) at ././glib/gmain.c:4125
        __func__ = "g_main_loop_run"
#21 0x00007f35b1b9ccf5 in gtk_main () at ././gtk/gtkmain.c:1269
        loop = 0x55cf0364f490
#22 0x000055cf00fa7c15 in main (argc=<optimized out>, argv=<optimized out>) at main.c:665
        settings = <optimized out>
        success = <optimized out>
        error = 0x0

Thread Stacktrace

.
Thread 20 (LWP 4724):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
No locals.
#1  0x00007f35abbb652c in __gthread_cond_wait (__mutex=<optimized out>, __cond=__cond@entry=0x0) at /build/gcc-6-tPAoOr/gcc-6-6.2.0/build/x86_64-linux-gnu/libstdc++-v3/include/x86_64-linux-gnu/bits/gthr-default.h:864
No locals.
#2  std::condition_variable::wait (this=this@entry=0x7f3596f7b0a8, __lock=...) at ../../../../../src/libstdc++-v3/src/c++11/condition_variable.cc:53
        __e = <optimized out>
#3  0x00007f35ab2d8c9a in WTF::ParkingLot::parkConditionallyImpl(void const*, WTF::ScopedLambda<bool ()> const&, WTF::ScopedLambda<void ()> const&, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > >) (address=address@entry=0x7f3596f99f71, validation=..., beforeSleep=..., timeout=timeout@entry=...) at ./Source/WTF/wtf/ParkingLot.cpp:601
        locker = {_M_device = 0x7f3596f7b080, _M_owns = true}
        didGetDequeued = <optimized out>
        didDequeue = <optimized out>
        result = <optimized out>
#4  0x00007f35ab301098 in WTF::ParkingLot::parkConditionally<bool WTF::ConditionBase::waitUntil<WTF::Lock>(WTF::Lock&, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > >)::{lambda()#1}, bool WTF::ConditionBase::waitUntil<WTF::Lock>(WTF::Lock&, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > >)::{lambda()#2}>(void const*, bool WTF::ConditionBase::waitUntil<WTF::Lock>(WTF::Lock&, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > >)::{lambda()#1} const&, bool WTF::ConditionBase::waitUntil<WTF::Lock>(WTF::Lock&, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > >)::{lambda()#2} const&, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > >) (timeout=..., beforeSleep=..., validation=..., address=0x7f3596f99f71) at ./Source/WTF/wtf/ParkingLot.h:77
No locals.
#5  WTF::ConditionBase::waitUntil<WTF::Lock> (timeout=..., lock=..., this=0x7f3596f99f71) at ./Source/WTF/wtf/Condition.h:74
        result = <optimized out>
#6  WTF::ConditionBase::wait<WTF::Lock> (lock=..., this=0x7f3596f99f71) at ./Source/WTF/wtf/Condition.h:113
No locals.
#7  WTF::WorkQueue::platformInvalidate (this=this@entry=0x7f3596f99f50) at ./Source/WTF/wtf/generic/WorkQueueGeneric.cpp:74
        locker = {m_lockable = 0x7f3596f99f70}
#8  0x00007f35ab2dbfd7 in WTF::WorkQueue::~WorkQueue (this=0x7f3596f99f50, __in_chrg=<optimized out>) at ./Source/WTF/wtf/WorkQueue.cpp:54
No locals.
#9  0x00007f35ab2dbfe9 in WTF::WorkQueue::~WorkQueue (this=0x7f3596f99f50, __in_chrg=<optimized out>) at ./Source/WTF/wtf/WorkQueue.cpp:55
No locals.
#10 0x00007f35ab300af5 in WTF::ThreadSafeRefCounted<WTF::FunctionDispatcher>::deref (this=<optimized out>) at ./Source/WTF/wtf/ThreadSafeRefCounted.h:79
        this = <optimized out>
#11 WTF::derefIfNotNull<WTF::WorkQueue> (ptr=<optimized out>) at ./Source/WTF/wtf/PassRefPtr.h:40
No locals.
#12 WTF::RefPtr<WTF::WorkQueue>::~RefPtr (this=0x7f3596fc58a8, __in_chrg=<optimized out>) at ./Source/WTF/wtf/RefPtr.h:62
No locals.
#13 WTF::WorkQueue::<lambda()>::~<lambda> (this=0x7f3596fc58a8, __in_chrg=<optimized out>) at ./Source/WTF/wtf/generic/WorkQueueGeneric.cpp:87
No locals.
#14 WTF::Function<void()>::CallableWrapper<WTF::WorkQueue::dispatch(WTF::Function<void()>&&)::<lambda()> >::~CallableWrapper (this=0x7f3596fc58a0, __in_chrg=<optimized out>) at ./Source/WTF/wtf/Function.h:91
No locals.
#15 WTF::Function<void()>::CallableWrapper<WTF::WorkQueue::dispatch(WTF::Function<void()>&&)::<lambda()> >::~CallableWrapper(void) (this=0x7f3596fc58a0, __in_chrg=<optimized out>) at ./Source/WTF/wtf/Function.h:91
No locals.
#16 0x00007f35ab2dadf7 in std::default_delete<WTF::Function<void ()>::CallableWrapperBase>::operator()(WTF::Function<void ()>::CallableWrapperBase*) const (this=<optimized out>, __ptr=0x7f3596fc58a0) at /usr/include/c++/6/bits/unique_ptr.h:76
No locals.
#17 std::unique_ptr<WTF::Function<void ()>::CallableWrapperBase, std::default_delete<WTF::Function<void ()>::CallableWrapperBase> >::~unique_ptr() (this=<synthetic pointer>, __in_chrg=<optimized out>) at /usr/include/c++/6/bits/unique_ptr.h:236
No locals.
#18 WTF::Function<void ()>::~Function() (this=<synthetic pointer>, __in_chrg=<optimized out>) at ./Source/WTF/wtf/Function.h:36
No locals.
#19 WTF::RunLoop::performWork (this=0x7f3596f7b000) at ./Source/WTF/wtf/RunLoop.cpp:109
        function = {m_callableWrapper = {_M_t = {<std::_Tuple_impl<0ul, WTF::Function<void()>::CallableWrapperBase*, std::default_delete<WTF::Function<void()>::CallableWrapperBase> >> = {<std::_Tuple_impl<1ul, std::default_delete<WTF::Function<void()>::CallableWrapperBase> >> = {<std::_Head_base<1ul, std::default_delete<WTF::Function<void()>::CallableWrapperBase>, true>> = {<std::default_delete<WTF::Function<void()>::CallableWrapperBase>> = {<No data fields>}, <No data fields>}, <No data fields>}, <std::_Head_base<0ul, WTF::Function<void()>::CallableWrapperBase*, false>> = {_M_head_impl = 0x7f3596fc58a0}, <No data fields>}, <No data fields>}}}
        functionsHandled = 1
        functionsToHandle = <optimized out>
#20 0x00007f35ab3016c9 in WTF::RunLoop::<lambda(gpointer)>::operator() (__closure=0x0, userData=<optimized out>) at ./Source/WTF/wtf/glib/RunLoopGLib.cpp:66
No locals.
#21 WTF::RunLoop::<lambda(gpointer)>::_FUN(gpointer) () at ./Source/WTF/wtf/glib/RunLoopGLib.cpp:68
No locals.
#22 0x00007f35b10ca68a in g_main_dispatch (context=0x7f34fc012e10) at ././glib/gmain.c:3203
        dispatch = 0x7f35ab3016e0 <WTF::<lambda(GSource*, GSourceFunc, gpointer)>::_FUN(GSource *, GSourceFunc, gpointer)>
        prev_source = 0x0
        was_in_call = 0
        user_data = 0x7f3596f7b000
        callback = 0x7f35ab3016c0 <WTF::RunLoop::<lambda(gpointer)>::_FUN(gpointer)>
        cb_funcs = <optimized out>
        cb_data = 0x7f34fc00f240
        need_destroy = <optimized out>
        source = 0x7f34fc00d350
        current = 0x55cf03c64470
        i = 0
#23 g_main_context_dispatch (context=context@entry=0x7f34fc012e10) at ././glib/gmain.c:3856
No locals.
#24 0x00007f35b10caa40 in g_main_context_iterate (context=0x7f34fc012e10, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3929
        max_priority = 2147483647
        timeout = -1
        some_ready = 1
        nfds = 2
        allocated_nfds = 2
        fds = <optimized out>
#25 0x00007f35b10cad62 in g_main_loop_run (loop=0x7f34fc00d440) at ././glib/gmain.c:4125
        __func__ = "g_main_loop_run"
#26 0x00007f35ab301f80 in WTF::RunLoop::run () at ./Source/WTF/wtf/glib/RunLoopGLib.cpp:94
        runLoop = @0x7f3596f7b000: {<WTF::FunctionDispatcher> = {<WTF::ThreadSafeRefCounted<WTF::FunctionDispatcher>> = {<WTF::ThreadSafeRefCountedBase> = {m_refCount = {<std::__atomic_base<int>> = {static _S_alignment = 4, _M_i = 1}, <No data fields>}}, <No data fields>}, _vptr.FunctionDispatcher = 0x7f35ab4c0f20 <vtable for WTF::RunLoop+16>}, m_functionQueueLock = {m_mutex = {__data = {__lock = 0, __count = 0, __owner = 0, __nusers = 0, __kind = 512, __spins = 0, __elision = 0, __list = {__prev = 0x0, __next = 0x0}}, __size = '\000' <repeats 17 times>, "\002", '\000' <repeats 21 times>, __align = 0}}, m_functionQueue = {m_start = 5, m_end = 5, m_buffer = {<WTF::VectorBufferBase<WTF::Function<void()> >> = {m_buffer = 0x7f3596fba880, m_capacity = 16, m_size = 0}, <No data fields>}}, m_mainContext = {m_ptr = 0x7f34fc012e10}, m_mainLoops = {<WTF::VectorBuffer<WTF::GRefPtr<_GMainLoop>, 0ul>> = {<WTF::VectorBufferBase<WTF::GRefPtr<_GMainLoop> >> = {m_buffer = 0x7f3596fba700, m_capacity = 16, m_size = 1}, <No data fields>}, <No data fields>}, m_source = {m_ptr = 0x7f34fc00d350}}
        nestedMainLoop = <optimized out>
#27 0x00007f35ab300bf2 in WTF::WorkQueue::<lambda()>::operator() (__closure=0x7f35077fbb00) at ./Source/WTF/wtf/generic/WorkQueueGeneric.cpp:58
        this = 0x7f3596f99f50
#28 std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &) (__functor=...) at /usr/include/c++/6/functional:1740
No locals.
#29 0x00007f35ab2db8e5 in std::function<void ()>::operator()() const (this=0x7f35077fbb00) at /usr/include/c++/6/functional:2136
No locals.
#30 WTF::threadEntryPoint (contextData=0x7f3596fec820) at ./Source/WTF/wtf/Threading.cpp:60
        entryPoint = {<std::_Maybe_unary_or_binary_function<void>> = {<No data fields>}, <std::_Function_base> = {static _M_max_size = 16, static _M_max_align = 8, _M_functor = {_M_unused = {_M_object = 0x7f3596f99f50, _M_const_object = 0x7f3596f99f50, _M_function_pointer = 0x7f3596f99f50, _M_member_pointer = (void (std::_Undefined_class::*)(std::_Undefined_class * const)) 0x7f3596f99f50, this adjustment 2268578790275054336}, _M_pod_data = "P\237\371\226\065\177\000\000\000{T\353c\234{\037"}, _M_manager = 0x7f35ab300990 <std::_Function_base::_Base_manager<WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_manager(std::_Any_data &, const std::_Any_data &, std::_Manager_operation)>}, _M_invoker = 0x7f35ab300b50 <std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &)>}
#31 0x00007f35ab2ff71a in WTF::wtfThreadEntryPoint (param=0x7f3596ff92a0) at ./Source/WTF/wtf/ThreadingPthreads.cpp:164
        invocation = {_M_t = {<std::_Tuple_impl<0ul, WTF::ThreadFunctionInvocation*, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<std::_Tuple_impl<1ul, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<std::_Head_base<1ul, std::default_delete<WTF::ThreadFunctionInvocation>, true>> = {<std::default_delete<WTF::ThreadFunctionInvocation>> = {<No data fields>}, <No data fields>}, <No data fields>}, <std::_Head_base<0ul, WTF::ThreadFunctionInvocation*, false>> = {_M_head_impl = 0x7f3596ff92a0}, <No data fields>}, <No data fields>}}
#32 0x00007f35b4e0d6ca in start_thread (arg=0x7f35077fc700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f35077fc700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139865735808768, -2854622564718661136, 0, 140721573614831, 139865735809472, 139865735808768, 2740538339997331952, 2740790187389563376}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#33 0x00007f35b0dc10af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 19 (LWP 3141):
#0  0x00007f35b0db50bd in poll () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007f35b10ca9d6 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7f355001d6a0, timeout=<optimized out>, context=0x7f35500008c0) at ././glib/gmain.c:4228
        poll_func = 0x7f35b10da820 <g_poll>
#2  g_main_context_iterate (context=0x7f35500008c0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = 1
        fds = 0x7f355001d6a0
#3  0x00007f35b10cad62 in g_main_loop_run (loop=0x7f355001c1d0) at ././glib/gmain.c:4125
        __func__ = "g_main_loop_run"
#4  0x00007f35ab301f80 in WTF::RunLoop::run () at ./Source/WTF/wtf/glib/RunLoopGLib.cpp:94
        runLoop = @0x7f3596fd8000: {<WTF::FunctionDispatcher> = {<WTF::ThreadSafeRefCounted<WTF::FunctionDispatcher>> = {<WTF::ThreadSafeRefCountedBase> = {m_refCount = {<std::__atomic_base<int>> = {static _S_alignment = 4, _M_i = 1}, <No data fields>}}, <No data fields>}, _vptr.FunctionDispatcher = 0x7f35ab4c0f20 <vtable for WTF::RunLoop+16>}, m_functionQueueLock = {m_mutex = {__data = {__lock = 0, __count = 0, __owner = 0, __nusers = 0, __kind = 512, __spins = 0, __elision = 0, __list = {__prev = 0x0, __next = 0x0}}, __size = '\000' <repeats 17 times>, "\002", '\000' <repeats 21 times>, __align = 0}}, m_functionQueue = {m_start = 0, m_end = 0, m_buffer = {<WTF::VectorBufferBase<WTF::Function<void()> >> = {m_buffer = 0x0, m_capacity = 0, m_size = 0}, <No data fields>}}, m_mainContext = {m_ptr = 0x7f35500008c0}, m_mainLoops = {<WTF::VectorBuffer<WTF::GRefPtr<_GMainLoop>, 0ul>> = {<WTF::VectorBufferBase<WTF::GRefPtr<_GMainLoop> >> = {m_buffer = 0x7f3596fd7000, m_capacity = 16, m_size = 1}, <No data fields>}, <No data fields>}, m_source = {m_ptr = 0x7f355001c310}}
        nestedMainLoop = <optimized out>
#5  0x00007f35ab300bf2 in WTF::WorkQueue::<lambda()>::operator() (__closure=0x7f35667fbb00) at ./Source/WTF/wtf/generic/WorkQueueGeneric.cpp:58
        this = 0x7f3596ffb230
#6  std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &) (__functor=...) at /usr/include/c++/6/functional:1740
No locals.
#7  0x00007f35ab2db8e5 in std::function<void ()>::operator()() const (this=0x7f35667fbb00) at /usr/include/c++/6/functional:2136
No locals.
#8  WTF::threadEntryPoint (contextData=0x7f3596fec190) at ./Source/WTF/wtf/Threading.cpp:60
        entryPoint = {<std::_Maybe_unary_or_binary_function<void>> = {<No data fields>}, <std::_Function_base> = {static _M_max_size = 16, static _M_max_align = 8, _M_functor = {_M_unused = {_M_object = 0x7f3596ffb230, _M_const_object = 0x7f3596ffb230, _M_function_pointer = 0x7f3596ffb230, _M_member_pointer = (void (std::_Undefined_class::*)(std::_Undefined_class * const)) 0x7f3596ffb230, this adjustment 139868481897362}, _M_pod_data = "0\262\377\226\065\177\000\000\222\303-\253\065\177\000"}, _M_manager = 0x7f35ab300990 <std::_Function_base::_Base_manager<WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_manager(std::_Any_data &, const std::_Any_data &, std::_Manager_operation)>}, _M_invoker = 0x7f35ab300b50 <std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &)>}
#9  0x00007f35ab2ff71a in WTF::wtfThreadEntryPoint (param=0x7f3596ff9070) at ./Source/WTF/wtf/ThreadingPthreads.cpp:164
        invocation = {_M_t = {<std::_Tuple_impl<0ul, WTF::ThreadFunctionInvocation*, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<std::_Tuple_impl<1ul, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<std::_Head_base<1ul, std::default_delete<WTF::ThreadFunctionInvocation>, true>> = {<std::default_delete<WTF::ThreadFunctionInvocation>> = {<No data fields>}, <No data fields>}, <No data fields>}, <std::_Head_base<0ul, WTF::ThreadFunctionInvocation*, false>> = {_M_head_impl = 0x7f3596ff9070}, <No data fields>}, <No data fields>}}
#10 0x00007f35b4e0d6ca in start_thread (arg=0x7f35667fc700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f35667fc700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139867329644288, -2854622564718661136, 0, 140721573607007, 139867329644992, 139867329644288, 2740610907764765168, 2740790187389563376}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#11 0x00007f35b0dc10af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 18 (LWP 3122):
#0  0x00007f35b0db50bd in poll () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007f35b10ca9d6 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7f358007a470, timeout=<optimized out>, context=0x55cf0301d590) at ././glib/gmain.c:4228
        poll_func = 0x7f35b10da820 <g_poll>
#2  g_main_context_iterate (context=0x55cf0301d590, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = 1
        fds = 0x7f358007a470
#3  0x00007f35b10cad62 in g_main_loop_run (loop=0x55cf02ae3fe0) at ././glib/gmain.c:4125
        __func__ = "g_main_loop_run"
#4  0x00007f35b4b89ae7 in source_registry_object_manager_thread (data=0x55cf02ae4f40) at e-source-registry.c:1164
        object_manager = 0x7f358c006af0
        closure = 0x55cf02ae4f40
        idle_source = 0x7f35800798a0
        list = <optimized out>
        link = <optimized out>
        object_added_handler_id = 369
        object_removed_handler_id = 370
        notify_name_owner_handler_id = 371
        __func__ = "source_registry_object_manager_thread"
#5  0x00007f35b10f2325 in g_thread_proxy (data=0x55cf03010050) at ././glib/gthread.c:784
        thread = 0x55cf03010050
#6  0x00007f35b4e0d6ca in start_thread (arg=0x7f3586239700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f3586239700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139867860473600, -2854622564718661136, 0, 140721573615071, 139867860474304, 139867860473600, 2740822598649721328, 2740790187389563376}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#7  0x00007f35b0dc10af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 17 (LWP 3118):
#0  0x00007f35b0db50bd in poll () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007f35b10ca9d6 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7f35900010e0, timeout=<optimized out>, context=0x55cf02aaa4f0) at ././glib/gmain.c:4228
        poll_func = 0x7f35b10da820 <g_poll>
#2  g_main_context_iterate (context=context@entry=0x55cf02aaa4f0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = 1
        fds = 0x7f35900010e0
#3  0x00007f35b10caaec in g_main_context_iteration (context=context@entry=0x55cf02aaa4f0, may_block=may_block@entry=1) at ././glib/gmain.c:3990
        retval = <optimized out>
#4  0x00007f359631546d in dconf_gdbus_worker_thread (user_data=0x55cf02aaa4f0) at dconf-gdbus-thread.c:82
        context = 0x55cf02aaa4f0
#5  0x00007f35b10f2325 in g_thread_proxy (data=0x55cf02a8f400) at ././glib/gthread.c:784
        thread = 0x55cf02a8f400
#6  0x00007f35b4e0d6ca in start_thread (arg=0x7f359630d700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f359630d700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139868129777408, -2854622564718661136, 0, 140721573611119, 139868129778112, 139868129777408, 2740857669205176816, 2740790187389563376}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#7  0x00007f35b0dc10af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 16 (LWP 3120):
#0  0x00007f35b0db50bd in poll () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007f35b10ca9d6 in g_main_context_poll (priority=<optimized out>, n_fds=4, fds=0x7f358c026360, timeout=<optimized out>, context=0x7f359000fc50) at ././glib/gmain.c:4228
        poll_func = 0x7f35b10da820 <g_poll>
#2  g_main_context_iterate (context=0x7f359000fc50, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 4
        allocated_nfds = 4
        fds = 0x7f358c026360
#3  0x00007f35b10cad62 in g_main_loop_run (loop=0x7f359000fbe0) at ././glib/gmain.c:4125
        __func__ = "g_main_loop_run"
#4  0x00007f35b16b24e6 in gdbus_shared_thread_func (user_data=0x7f359000fc20) at ././gio/gdbusprivate.c:247
        data = 0x7f359000fc20
#5  0x00007f35b10f2325 in g_thread_proxy (data=0x7f35900120a0) at ././glib/gthread.c:784
        thread = 0x7f35900120a0
#6  0x00007f35b4e0d6ca in start_thread (arg=0x7f359530b700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f359530b700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139868112992000, -2854622564718661136, 0, 139868129773503, 139868112992704, 139868112992000, 2740859869302174192, 2740790187389563376}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#7  0x00007f35b0dc10af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 15 (LWP 3119):
#0  0x00007f35b0db50bd in poll () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007f35b10ca9d6 in g_main_context_poll (priority=<optimized out>, n_fds=2, fds=0x7f35880008c0, timeout=<optimized out>, context=0x7f359000f3b0) at ././glib/gmain.c:4228
        poll_func = 0x7f35b10da820 <g_poll>
#2  g_main_context_iterate (context=context@entry=0x7f359000f3b0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 2
        allocated_nfds = 2
        fds = 0x7f35880008c0
#3  0x00007f35b10caaec in g_main_context_iteration (context=0x7f359000f3b0, may_block=may_block@entry=1) at ././glib/gmain.c:3990
        retval = <optimized out>
#4  0x00007f35b10cab31 in glib_worker_main (data=<optimized out>) at ././glib/gmain.c:5783
No locals.
#5  0x00007f35b10f2325 in g_thread_proxy (data=0x7f3590012050) at ././glib/gthread.c:784
        thread = 0x7f3590012050
#6  0x00007f35b4e0d6ca in start_thread (arg=0x7f3595b0c700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f3595b0c700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139868121384704, -2854622564718661136, 0, 139868129773151, 139868121385408, 139868121384704, 2740858770327417328, 2740790187389563376}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#7  0x00007f35b0dc10af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 14 (LWP 6187):
#0  0x00007f35b0db50bd in poll () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007f35b10ca9d6 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7f34dc000990, timeout=<optimized out>, context=0x7f34dc000db0) at ././glib/gmain.c:4228
        poll_func = 0x7f35b10da820 <g_poll>
#2  g_main_context_iterate (context=0x7f34dc000db0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = 1
        fds = 0x7f34dc000990
#3  0x00007f35b10cad62 in g_main_loop_run (loop=0x7f34dc000d50) at ././glib/gmain.c:4125
        __func__ = "g_main_loop_run"
#4  0x00007f35ab301f80 in WTF::RunLoop::run () at ./Source/WTF/wtf/glib/RunLoopGLib.cpp:94
        runLoop = @0x7f3596f66000: {<WTF::FunctionDispatcher> = {<WTF::ThreadSafeRefCounted<WTF::FunctionDispatcher>> = {<WTF::ThreadSafeRefCountedBase> = {m_refCount = {<std::__atomic_base<int>> = {static _S_alignment = 4, _M_i = 1}, <No data fields>}}, <No data fields>}, _vptr.FunctionDispatcher = 0x7f35ab4c0f20 <vtable for WTF::RunLoop+16>}, m_functionQueueLock = {m_mutex = {__data = {__lock = 0, __count = 0, __owner = 0, __nusers = 0, __kind = 512, __spins = 0, __elision = 0, __list = {__prev = 0x0, __next = 0x0}}, __size = '\000' <repeats 17 times>, "\002", '\000' <repeats 21 times>, __align = 0}}, m_functionQueue = {m_start = 0, m_end = 0, m_buffer = {<WTF::VectorBufferBase<WTF::Function<void()> >> = {m_buffer = 0x0, m_capacity = 0, m_size = 0}, <No data fields>}}, m_mainContext = {m_ptr = 0x7f34dc000db0}, m_mainLoops = {<WTF::VectorBuffer<WTF::GRefPtr<_GMainLoop>, 0ul>> = {<WTF::VectorBufferBase<WTF::GRefPtr<_GMainLoop> >> = {m_buffer = 0x7f3596f77000, m_capacity = 16, m_size = 1}, <No data fields>}, <No data fields>}, m_source = {m_ptr = 0x7f34dc00d900}}
        nestedMainLoop = <optimized out>
#5  0x00007f35ab300bf2 in WTF::WorkQueue::<lambda()>::operator() (__closure=0x7f3565ffab00) at ./Source/WTF/wtf/generic/WorkQueueGeneric.cpp:58
        this = 0x7f3596f99370
#6  std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &) (__functor=...) at /usr/include/c++/6/functional:1740
No locals.
#7  0x00007f35ab2db8e5 in std::function<void ()>::operator()() const (this=0x7f3565ffab00) at /usr/include/c++/6/functional:2136
No locals.
#8  WTF::threadEntryPoint (contextData=0x7f3596fece60) at ./Source/WTF/wtf/Threading.cpp:60
        entryPoint = {<std::_Maybe_unary_or_binary_function<void>> = {<No data fields>}, <std::_Function_base> = {static _M_max_size = 16, static _M_max_align = 8, _M_functor = {_M_unused = {_M_object = 0x7f3596f99370, _M_const_object = 0x7f3596f99370, _M_function_pointer = 0x7f3596f99370, _M_member_pointer = (void (std::_Undefined_class::*)(std::_Undefined_class * const)) 0x7f3596f99370, this adjustment 139868481897362}, _M_pod_data = "p\223\371\226\065\177\000\000\222\303-\253\065\177\000"}, _M_manager = 0x7f35ab300990 <std::_Function_base::_Base_manager<WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_manager(std::_Any_data &, const std::_Any_data &, std::_Manager_operation)>}, _M_invoker = 0x7f35ab300b50 <std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &)>}
#9  0x00007f35ab2ff71a in WTF::wtfThreadEntryPoint (param=0x7f3596ff9c70) at ./Source/WTF/wtf/ThreadingPthreads.cpp:164
        invocation = {_M_t = {<std::_Tuple_impl<0ul, WTF::ThreadFunctionInvocation*, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<std::_Tuple_impl<1ul, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<std::_Head_base<1ul, std::default_delete<WTF::ThreadFunctionInvocation>, true>> = {<std::default_delete<WTF::ThreadFunctionInvocation>> = {<No data fields>}, <No data fields>}, <No data fields>}, <std::_Head_base<0ul, WTF::ThreadFunctionInvocation*, false>> = {_M_head_impl = 0x7f3596ff9c70}, <No data fields>}, <No data fields>}}
#10 0x00007f35b4e0d6ca in start_thread (arg=0x7f3565ffb700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f3565ffb700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139867321251584, -2854622564718661136, 0, 140721573606063, 139867321252288, 139867321251584, 2740612006739522032, 2740790187389563376}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#11 0x00007f35b0dc10af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 13 (LWP 6186):
#0  0x00007f35b0db50bd in poll () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007f35b10ca9d6 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7f34d0011aa0, timeout=<optimized out>, context=0x7f34d0011b30) at ././glib/gmain.c:4228
        poll_func = 0x7f35b10da820 <g_poll>
#2  g_main_context_iterate (context=0x7f34d0011b30, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = 1
        fds = 0x7f34d0011aa0
#3  0x00007f35b10cad62 in g_main_loop_run (loop=0x7f34d0011640) at ././glib/gmain.c:4125
        __func__ = "g_main_loop_run"
#4  0x00007f35ab301f80 in WTF::RunLoop::run () at ./Source/WTF/wtf/glib/RunLoopGLib.cpp:94
        runLoop = @0x7f3596f68000: {<WTF::FunctionDispatcher> = {<WTF::ThreadSafeRefCounted<WTF::FunctionDispatcher>> = {<WTF::ThreadSafeRefCountedBase> = {m_refCount = {<std::__atomic_base<int>> = {static _S_alignment = 4, _M_i = 1}, <No data fields>}}, <No data fields>}, _vptr.FunctionDispatcher = 0x7f35ab4c0f20 <vtable for WTF::RunLoop+16>}, m_functionQueueLock = {m_mutex = {__data = {__lock = 0, __count = 0, __owner = 0, __nusers = 0, __kind = 512, __spins = 0, __elision = 0, __list = {__prev = 0x0, __next = 0x0}}, __size = '\000' <repeats 17 times>, "\002", '\000' <repeats 21 times>, __align = 0}}, m_functionQueue = {m_start = 0, m_end = 0, m_buffer = {<WTF::VectorBufferBase<WTF::Function<void()> >> = {m_buffer = 0x0, m_capacity = 0, m_size = 0}, <No data fields>}}, m_mainContext = {m_ptr = 0x7f34d0011b30}, m_mainLoops = {<WTF::VectorBuffer<WTF::GRefPtr<_GMainLoop>, 0ul>> = {<WTF::VectorBufferBase<WTF::GRefPtr<_GMainLoop> >> = {m_buffer = 0x7f3596fb8000, m_capacity = 16, m_size = 1}, <No data fields>}, <No data fields>}, m_source = {m_ptr = 0x7f34d00114f0}}
        nestedMainLoop = <optimized out>
#5  0x00007f35ab300bf2 in WTF::WorkQueue::<lambda()>::operator() (__closure=0x7f3505ffab00) at ./Source/WTF/wtf/generic/WorkQueueGeneric.cpp:58
        this = 0x7f3596f99348
#6  std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &) (__functor=...) at /usr/include/c++/6/functional:1740
No locals.
#7  0x00007f35ab2db8e5 in std::function<void ()>::operator()() const (this=0x7f3505ffab00) at /usr/include/c++/6/functional:2136
No locals.
#8  WTF::threadEntryPoint (contextData=0x7f3596fece10) at ./Source/WTF/wtf/Threading.cpp:60
        entryPoint = {<std::_Maybe_unary_or_binary_function<void>> = {<No data fields>}, <std::_Function_base> = {static _M_max_size = 16, static _M_max_align = 8, _M_functor = {_M_unused = {_M_object = 0x7f3596f99348, _M_const_object = 0x7f3596f99348, _M_function_pointer = 0x7f3596f99348, _M_member_pointer = (void (std::_Undefined_class::*)(std::_Undefined_class * const)) 0x7f3596f99348, this adjustment 139868143236424}, _M_pod_data = "H\223\371\226\065\177\000\000H5\376\226\065\177\000"}, _M_manager = 0x7f35ab300990 <std::_Function_base::_Base_manager<WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_manager(std::_Any_data &, const std::_Any_data &, std::_Manager_operation)>}, _M_invoker = 0x7f35ab300b50 <std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &)>}
#9  0x00007f35ab2ff71a in WTF::wtfThreadEntryPoint (param=0x7f3596ff9c50) at ./Source/WTF/wtf/ThreadingPthreads.cpp:164
        invocation = {_M_t = {<std::_Tuple_impl<0ul, WTF::ThreadFunctionInvocation*, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<std::_Tuple_impl<1ul, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<std::_Head_base<1ul, std::default_delete<WTF::ThreadFunctionInvocation>, true>> = {<std::default_delete<WTF::ThreadFunctionInvocation>> = {<No data fields>}, <No data fields>}, <No data fields>}, <std::_Head_base<0ul, WTF::ThreadFunctionInvocation*, false>> = {_M_head_impl = 0x7f3596ff9c50}, <No data fields>}, <No data fields>}}
#10 0x00007f35b4e0d6ca in start_thread (arg=0x7f3505ffb700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f3505ffb700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139865710638848, -2854622564718661136, 0, 140721573605983, 139865710639552, 139865710638848, 2740541637995344368, 2740790187389563376}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#11 0x00007f35b0dc10af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 12 (LWP 3167):
#0  0x00007f35b0db50bd in poll () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007f35b10ca9d6 in g_main_context_poll (priority=<optimized out>, n_fds=2, fds=0x7f34e8001480, timeout=<optimized out>, context=0x7f34e8000900) at ././glib/gmain.c:4228
        poll_func = 0x7f35b10da820 <g_poll>
#2  g_main_context_iterate (context=0x7f34e8000900, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 2
        allocated_nfds = 2
        fds = 0x7f34e8001480
#3  0x00007f35b10cad62 in g_main_loop_run (loop=0x7f34e8001240) at ././glib/gmain.c:4125
        __func__ = "g_main_loop_run"
#4  0x00007f35ab301f80 in WTF::RunLoop::run () at ./Source/WTF/wtf/glib/RunLoopGLib.cpp:94
        runLoop = @0x7f3596fbf000: {<WTF::FunctionDispatcher> = {<WTF::ThreadSafeRefCounted<WTF::FunctionDispatcher>> = {<WTF::ThreadSafeRefCountedBase> = {m_refCount = {<std::__atomic_base<int>> = {static _S_alignment = 4, _M_i = 1}, <No data fields>}}, <No data fields>}, _vptr.FunctionDispatcher = 0x7f35ab4c0f20 <vtable for WTF::RunLoop+16>}, m_functionQueueLock = {m_mutex = {__data = {__lock = 0, __count = 0, __owner = 0, __nusers = 0, __kind = 512, __spins = 0, __elision = 0, __list = {__prev = 0x0, __next = 0x0}}, __size = '\000' <repeats 17 times>, "\002", '\000' <repeats 21 times>, __align = 0}}, m_functionQueue = {m_start = 15, m_end = 15, m_buffer = {<WTF::VectorBufferBase<WTF::Function<void()> >> = {m_buffer = 0x7f3596f8f000, m_capacity = 43, m_size = 0}, <No data fields>}}, m_mainContext = {m_ptr = 0x7f34e8000900}, m_mainLoops = {<WTF::VectorBuffer<WTF::GRefPtr<_GMainLoop>, 0ul>> = {<WTF::VectorBufferBase<WTF::GRefPtr<_GMainLoop> >> = {m_buffer = 0x7f3596ffac00, m_capacity = 16, m_size = 1}, <No data fields>}, <No data fields>}, m_source = {m_ptr = 0x7f34e8001260}}
        nestedMainLoop = <optimized out>
#5  0x00007f35ab300bf2 in WTF::WorkQueue::<lambda()>::operator() (__closure=0x7f354cb2cb00) at ./Source/WTF/wtf/generic/WorkQueueGeneric.cpp:58
        this = 0x7f3596ffb348
#6  std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &) (__functor=...) at /usr/include/c++/6/functional:1740
No locals.
#7  0x00007f35ab2db8e5 in std::function<void ()>::operator()() const (this=0x7f354cb2cb00) at /usr/include/c++/6/functional:2136
No locals.
#8  WTF::threadEntryPoint (contextData=0x7f3596fec4b0) at ./Source/WTF/wtf/Threading.cpp:60
        entryPoint = {<std::_Maybe_unary_or_binary_function<void>> = {<No data fields>}, <std::_Function_base> = {static _M_max_size = 16, static _M_max_align = 8, _M_functor = {_M_unused = {_M_object = 0x7f3596ffb348, _M_const_object = 0x7f3596ffb348, _M_function_pointer = 0x7f3596ffb348, _M_member_pointer = (void (std::_Undefined_class::*)(std::_Undefined_class * const)) 0x7f3596ffb348, this adjustment 139868482071095}, _M_pod_data = "H\263\377\226\065\177\000\000\067j0\253\065\177\000"}, _M_manager = 0x7f35ab300990 <std::_Function_base::_Base_manager<WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_manager(std::_Any_data &, const std::_Any_data &, std::_Manager_operation)>}, _M_invoker = 0x7f35ab300b50 <std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &)>}
#9  0x00007f35ab2ff71a in WTF::wtfThreadEntryPoint (param=0x7f3596ff90f0) at ./Source/WTF/wtf/ThreadingPthreads.cpp:164
        invocation = {_M_t = {<std::_Tuple_impl<0ul, WTF::ThreadFunctionInvocation*, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<std::_Tuple_impl<1ul, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<std::_Head_base<1ul, std::default_delete<WTF::ThreadFunctionInvocation>, true>> = {<std::default_delete<WTF::ThreadFunctionInvocation>> = {<No data fields>}, <No data fields>}, <No data fields>}, <std::_Head_base<0ul, WTF::ThreadFunctionInvocation*, false>> = {_M_head_impl = 0x7f3596ff90f0}, <No data fields>}, <No data fields>}}
#10 0x00007f35b4e0d6ca in start_thread (arg=0x7f354cb2d700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f354cb2d700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139866896783104, -2854622564718661136, 0, 140721573614831, 139866896783808, 139866896783104, 2740667436513702384, 2740790187389563376}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#11 0x00007f35b0dc10af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 11 (LWP 3168):
#0  0x00007f35b0db50bd in poll () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007f35b10ca9d6 in g_main_context_poll (priority=<optimized out>, n_fds=2, fds=0x7f34ec001480, timeout=<optimized out>, context=0x7f34ec000900) at ././glib/gmain.c:4228
        poll_func = 0x7f35b10da820 <g_poll>
#2  g_main_context_iterate (context=0x7f34ec000900, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 2
        allocated_nfds = 2
        fds = 0x7f34ec001480
#3  0x00007f35b10cad62 in g_main_loop_run (loop=0x7f34ec001240) at ././glib/gmain.c:4125
        __func__ = "g_main_loop_run"
#4  0x00007f35ab301f80 in WTF::RunLoop::run () at ./Source/WTF/wtf/glib/RunLoopGLib.cpp:94
        runLoop = @0x7f3596fbb000: {<WTF::FunctionDispatcher> = {<WTF::ThreadSafeRefCounted<WTF::FunctionDispatcher>> = {<WTF::ThreadSafeRefCountedBase> = {m_refCount = {<std::__atomic_base<int>> = {static _S_alignment = 4, _M_i = 1}, <No data fields>}}, <No data fields>}, _vptr.FunctionDispatcher = 0x7f35ab4c0f20 <vtable for WTF::RunLoop+16>}, m_functionQueueLock = {m_mutex = {__data = {__lock = 0, __count = 0, __owner = 0, __nusers = 0, __kind = 512, __spins = 0, __elision = 0, __list = {__prev = 0x0, __next = 0x0}}, __size = '\000' <repeats 17 times>, "\002", '\000' <repeats 21 times>, __align = 0}}, m_functionQueue = {m_start = 0, m_end = 0, m_buffer = {<WTF::VectorBufferBase<WTF::Function<void()> >> = {m_buffer = 0x7f3596fb3000, m_capacity = 27, m_size = 0}, <No data fields>}}, m_mainContext = {m_ptr = 0x7f34ec000900}, m_mainLoops = {<WTF::VectorBuffer<WTF::GRefPtr<_GMainLoop>, 0ul>> = {<WTF::VectorBufferBase<WTF::GRefPtr<_GMainLoop> >> = {m_buffer = 0x7f3596fba000, m_capacity = 16, m_size = 1}, <No data fields>}, <No data fields>}, m_source = {m_ptr = 0x7f34ec001260}}
        nestedMainLoop = <optimized out>
#5  0x00007f35ab300bf2 in WTF::WorkQueue::<lambda()>::operator() (__closure=0x7f3507ffcb00) at ./Source/WTF/wtf/generic/WorkQueueGeneric.cpp:58
        this = 0x7f3596ffb370
#6  std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &) (__functor=...) at /usr/include/c++/6/functional:1740
No locals.
#7  0x00007f35ab2db8e5 in std::function<void ()>::operator()() const (this=0x7f3507ffcb00) at /usr/include/c++/6/functional:2136
No locals.
#8  WTF::threadEntryPoint (contextData=0x7f3596fec500) at ./Source/WTF/wtf/Threading.cpp:60
        entryPoint = {<std::_Maybe_unary_or_binary_function<void>> = {<No data fields>}, <std::_Function_base> = {static _M_max_size = 16, static _M_max_align = 8, _M_functor = {_M_unused = {_M_object = 0x7f3596ffb370, _M_const_object = 0x7f3596ffb370, _M_function_pointer = 0x7f3596ffb370, _M_member_pointer = (void (std::_Undefined_class::*)(std::_Undefined_class * const)) 0x7f3596ffb370, this adjustment 2268578790275054336}, _M_pod_data = "p\263\377\226\065\177\000\000\000{T\353c\234{\037"}, _M_manager = 0x7f35ab300990 <std::_Function_base::_Base_manager<WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_manager(std::_Any_data &, const std::_Any_data &, std::_Manager_operation)>}, _M_invoker = 0x7f35ab300b50 <std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &)>}
#9  0x00007f35ab2ff71a in WTF::wtfThreadEntryPoint (param=0x7f3596ff91a0) at ./Source/WTF/wtf/ThreadingPthreads.cpp:164
        invocation = {_M_t = {<std::_Tuple_impl<0ul, WTF::ThreadFunctionInvocation*, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<std::_Tuple_impl<1ul, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<std::_Head_base<1ul, std::default_delete<WTF::ThreadFunctionInvocation>, true>> = {<std::default_delete<WTF::ThreadFunctionInvocation>> = {<No data fields>}, <No data fields>}, <No data fields>}, <std::_Head_base<0ul, WTF::ThreadFunctionInvocation*, false>> = {_M_head_impl = 0x7f3596ff91a0}, <No data fields>}, <No data fields>}}
#10 0x00007f35b4e0d6ca in start_thread (arg=0x7f3507ffd700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f3507ffd700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139865744201472, -2854622564718661136, 0, 140721573614815, 139865744202176, 139865744201472, 2740537238875091440, 2740790187389563376}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#11 0x00007f35b0dc10af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 10 (LWP 3140):
#0  0x00007f35b0db50bd in poll () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007f35b10ca9d6 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7f3568001370, timeout=<optimized out>, context=0x7f3568000900) at ././glib/gmain.c:4228
        poll_func = 0x7f35b10da820 <g_poll>
#2  g_main_context_iterate (context=0x7f3568000900, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = 1
        fds = 0x7f3568001370
#3  0x00007f35b10cad62 in g_main_loop_run (loop=0x7f3568001240) at ././glib/gmain.c:4125
        __func__ = "g_main_loop_run"
#4  0x00007f35ab301f80 in WTF::RunLoop::run () at ./Source/WTF/wtf/glib/RunLoopGLib.cpp:94
        runLoop = @0x7f3596fda000: {<WTF::FunctionDispatcher> = {<WTF::ThreadSafeRefCounted<WTF::FunctionDispatcher>> = {<WTF::ThreadSafeRefCountedBase> = {m_refCount = {<std::__atomic_base<int>> = {static _S_alignment = 4, _M_i = 1}, <No data fields>}}, <No data fields>}, _vptr.FunctionDispatcher = 0x7f35ab4c0f20 <vtable for WTF::RunLoop+16>}, m_functionQueueLock = {m_mutex = {__data = {__lock = 0, __count = 0, __owner = 0, __nusers = 0, __kind = 512, __spins = 0, __elision = 0, __list = {__prev = 0x0, __next = 0x0}}, __size = '\000' <repeats 17 times>, "\002", '\000' <repeats 21 times>, __align = 0}}, m_functionQueue = {m_start = 0, m_end = 0, m_buffer = {<WTF::VectorBufferBase<WTF::Function<void()> >> = {m_buffer = 0x0, m_capacity = 0, m_size = 0}, <No data fields>}}, m_mainContext = {m_ptr = 0x7f3568000900}, m_mainLoops = {<WTF::VectorBuffer<WTF::GRefPtr<_GMainLoop>, 0ul>> = {<WTF::VectorBufferBase<WTF::GRefPtr<_GMainLoop> >> = {m_buffer = 0x7f3596ffa600, m_capacity = 16, m_size = 1}, <No data fields>}, <No data fields>}, m_source = {m_ptr = 0x7f3568001260}}
        nestedMainLoop = <optimized out>
#5  0x00007f35ab300bf2 in WTF::WorkQueue::<lambda()>::operator() (__closure=0x7f3575220b00) at ./Source/WTF/wtf/generic/WorkQueueGeneric.cpp:58
        this = 0x7f3596ffb208
#6  std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &) (__functor=...) at /usr/include/c++/6/functional:1740
No locals.
#7  0x00007f35ab2db8e5 in std::function<void ()>::operator()() const (this=0x7f3575220b00) at /usr/include/c++/6/functional:2136
No locals.
#8  WTF::threadEntryPoint (contextData=0x7f3596fec140) at ./Source/WTF/wtf/Threading.cpp:60
        entryPoint = {<std::_Maybe_unary_or_binary_function<void>> = {<No data fields>}, <std::_Function_base> = {static _M_max_size = 16, static _M_max_align = 8, _M_functor = {_M_unused = {_M_object = 0x7f3596ffb208, _M_const_object = 0x7f3596ffb208, _M_function_pointer = 0x7f3596ffb208, _M_member_pointer = (void (std::_Undefined_class::*)(std::_Undefined_class * const)) 0x7f3596ffb208, this adjustment 139868143235072}, _M_pod_data = "\b\262\377\226\065\177\000\000\000\060\376\226\065\177\000"}, _M_manager = 0x7f35ab300990 <std::_Function_base::_Base_manager<WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_manager(std::_Any_data &, const std::_Any_data &, std::_Manager_operation)>}, _M_invoker = 0x7f35ab300b50 <std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &)>}
#9  0x00007f35ab2ff71a in WTF::wtfThreadEntryPoint (param=0x7f3596ff9050) at ./Source/WTF/wtf/ThreadingPthreads.cpp:164
        invocation = {_M_t = {<std::_Tuple_impl<0ul, WTF::ThreadFunctionInvocation*, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<std::_Tuple_impl<1ul, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<std::_Head_base<1ul, std::default_delete<WTF::ThreadFunctionInvocation>, true>> = {<std::default_delete<WTF::ThreadFunctionInvocation>> = {<No data fields>}, <No data fields>}, <No data fields>}, <std::_Head_base<0ul, WTF::ThreadFunctionInvocation*, false>> = {_M_head_impl = 0x7f3596ff9050}, <No data fields>}, <No data fields>}}
#10 0x00007f35b4e0d6ca in start_thread (arg=0x7f3575221700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f3575221700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139867575162624, -2854622564718661136, 0, 140721573606927, 139867575163328, 139867575162624, 2740648880107500016, 2740790187389563376}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#11 0x00007f35b0dc10af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 9 (LWP 6222):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
No locals.
#1  0x00007f35b11102aa in g_cond_wait_until (cond=cond@entry=0x7f359000f278, mutex=mutex@entry=0x7f359000f270, end_time=end_time@entry=176061510843) at ././glib/gthread-posix.c:1442
        now = {tv_sec = 176061, tv_nsec = 10844381}
        span = {tv_sec = 0, tv_nsec = 499998619}
        sampled = 745
        res = <optimized out>
#2  0x00007f35b109ee89 in g_async_queue_pop_intern_unlocked (queue=0x7f359000f270, wait=wait@entry=1, end_time=176061510843) at ././glib/gasyncqueue.c:422
        retval = <optimized out>
        __func__ = "g_async_queue_pop_intern_unlocked"
#3  0x00007f35b109f4e8 in g_async_queue_timeout_pop_unlocked (queue=<optimized out>, timeout=timeout@entry=500000) at ././glib/gasyncqueue.c:570
        end_time = <optimized out>
#4  0x00007f35b10f2cf6 in g_thread_pool_wait_for_new_task (pool=<optimized out>) at ././glib/gthreadpool.c:262
        task = <optimized out>
#5  g_thread_pool_thread_proxy (data=<optimized out>) at ././glib/gthreadpool.c:296
        pool = 0x7f359000f210
#6  0x00007f35b10f2325 in g_thread_proxy (data=0x7f34d4001720) at ././glib/gthread.c:784
        thread = 0x7f34d4001720
#7  0x00007f35b4e0d6ca in start_thread (arg=0x7f34dbfff700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f34dbfff700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139865006012160, -2854622564718661136, 0, 140721573614847, 139865006012864, 139865006012160, 2741531196312859120, 2740790187389563376}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#8  0x00007f35b0dc10af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 8 (LWP 6200):
#0  0x00007f35b0db50bd in poll () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007f35b10ca9d6 in g_main_context_poll (priority=<optimized out>, n_fds=2, fds=0x7f3500004e50, timeout=<optimized out>, context=0x7f3500011600) at ././glib/gmain.c:4228
        poll_func = 0x7f35b10da820 <g_poll>
#2  g_main_context_iterate (context=0x7f3500011600, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 2
        allocated_nfds = 2
        fds = 0x7f3500004e50
#3  0x00007f35b10cad62 in g_main_loop_run (loop=0x7f3500001070) at ././glib/gmain.c:4125
        __func__ = "g_main_loop_run"
#4  0x00007f35ab301f80 in WTF::RunLoop::run () at ./Source/WTF/wtf/glib/RunLoopGLib.cpp:94
        runLoop = @0x7f3596f5a000: {<WTF::FunctionDispatcher> = {<WTF::ThreadSafeRefCounted<WTF::FunctionDispatcher>> = {<WTF::ThreadSafeRefCountedBase> = {m_refCount = {<std::__atomic_base<int>> = {static _S_alignment = 4, _M_i = 1}, <No data fields>}}, <No data fields>}, _vptr.FunctionDispatcher = 0x7f35ab4c0f20 <vtable for WTF::RunLoop+16>}, m_functionQueueLock = {m_mutex = {__data = {__lock = 0, __count = 0, __owner = 0, __nusers = 0, __kind = 512, __spins = 0, __elision = 0, __list = {__prev = 0x0, __next = 0x0}}, __size = '\000' <repeats 17 times>, "\002", '\000' <repeats 21 times>, __align = 0}}, m_functionQueue = {m_start = 5, m_end = 5, m_buffer = {<WTF::VectorBufferBase<WTF::Function<void()> >> = {m_buffer = 0x7f3596fba900, m_capacity = 16, m_size = 0}, <No data fields>}}, m_mainContext = {m_ptr = 0x7f3500011600}, m_mainLoops = {<WTF::VectorBuffer<WTF::GRefPtr<_GMainLoop>, 0ul>> = {<WTF::VectorBufferBase<WTF::GRefPtr<_GMainLoop> >> = {m_buffer = 0x7f3596f59000, m_capacity = 16, m_size = 1}, <No data fields>}, <No data fields>}, m_source = {m_ptr = 0x7f350009fe40}}
        nestedMainLoop = <optimized out>
#5  0x00007f35ab300bf2 in WTF::WorkQueue::<lambda()>::operator() (__closure=0x7f354e92db00) at ./Source/WTF/wtf/generic/WorkQueueGeneric.cpp:58
        this = 0x7f3596f99af0
#6  std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &) (__functor=...) at /usr/include/c++/6/functional:1740
No locals.
#7  0x00007f35ab2db8e5 in std::function<void ()>::operator()() const (this=0x7f354e92db00) at /usr/include/c++/6/functional:2136
No locals.
#8  WTF::threadEntryPoint (contextData=0x7f3596feceb0) at ./Source/WTF/wtf/Threading.cpp:60
        entryPoint = {<std::_Maybe_unary_or_binary_function<void>> = {<No data fields>}, <std::_Function_base> = {static _M_max_size = 16, static _M_max_align = 8, _M_functor = {_M_unused = {_M_object = 0x7f3596f99af0, _M_const_object = 0x7f3596f99af0, _M_function_pointer = 0x7f3596f99af0, _M_member_pointer = (void (std::_Undefined_class::*)(std::_Undefined_class * const)) 0x7f3596f99af0, this adjustment 2268578790275054336}, _M_pod_data = "\360\232\371\226\065\177\000\000\000{T\353c\234{\037"}, _M_manager = 0x7f35ab300990 <std::_Function_base::_Base_manager<WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_manager(std::_Any_data &, const std::_Any_data &, std::_Manager_operation)>}, _M_invoker = 0x7f35ab300b50 <std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &)>}
#9  0x00007f35ab2ff71a in WTF::wtfThreadEntryPoint (param=0x7f3596ff9d10) at ./Source/WTF/wtf/ThreadingPthreads.cpp:164
        invocation = {_M_t = {<std::_Tuple_impl<0ul, WTF::ThreadFunctionInvocation*, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<std::_Tuple_impl<1ul, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<std::_Head_base<1ul, std::default_delete<WTF::ThreadFunctionInvocation>, true>> = {<std::default_delete<WTF::ThreadFunctionInvocation>> = {<No data fields>}, <No data fields>}, <No data fields>}, <std::_Head_base<0ul, WTF::ThreadFunctionInvocation*, false>> = {_M_head_impl = 0x7f3596ff9d10}, <No data fields>}, <No data fields>}}
#10 0x00007f35b4e0d6ca in start_thread (arg=0x7f354e92e700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f354e92e700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139866928244480, -2854622564718661136, 0, 140721573614815, 139866928245184, 139866928244480, 2740663313881969136, 2740790187389563376}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#11 0x00007f35b0dc10af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 7 (LWP 3144):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
No locals.
#1  0x00007f35ab2d8b8f in __gthread_cond_timedwait (__abs_timeout=0x7f3567ffe870, __mutex=<optimized out>, __cond=0x7f3596fd2030) at /usr/include/x86_64-linux-gnu/c++/6/bits/gthr-default.h:871
No locals.
#2  std::condition_variable::__wait_until_impl<std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (__atime=<synthetic pointer>, __lock=..., this=<optimized out>) at /usr/include/c++/6/condition_variable:166
        __ts = {tv_sec = 1484150330, tv_nsec = 946392912}
#3  std::condition_variable::wait_until<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (__atime=<synthetic pointer>, __lock=..., this=<optimized out>) at /usr/include/c++/6/condition_variable:119
        __c_entry = {__d = {__r = 176060477062749}}
        __s_entry = <optimized out>
#4  WTF::ParkingLot::parkConditionallyImpl(void const*, WTF::ScopedLambda<bool ()> const&, WTF::ScopedLambda<void ()> const&, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > >) (address=address@entry=0x7f3567ffe8ef, validation=..., beforeSleep=..., timeout=timeout@entry=...) at ./Source/WTF/wtf/ParkingLot.cpp:603
        locker = {_M_device = 0x7f3596fd2008, _M_owns = true}
        didGetDequeued = <optimized out>
        didDequeue = <optimized out>
        result = <optimized out>
#5  0x00007f35ab2cbd02 in WTF::ParkingLot::parkConditionally<bool WTF::ConditionBase::waitUntil<WTF::Lock>(WTF::Lock&, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > >)::{lambda()#1}, bool WTF::ConditionBase::waitUntil<WTF::Lock>(WTF::Lock&, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > >)::{lambda()#2}>(void const*, bool WTF::ConditionBase::waitUntil<WTF::Lock>(WTF::Lock&, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > >)::{lambda()#1} const&, bool WTF::ConditionBase::waitUntil<WTF::Lock>(WTF::Lock&, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > >)::{lambda()#2} const&, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > >) (timeout=..., beforeSleep=..., validation=..., address=0x7f3567ffe8ef) at ./Source/WTF/wtf/ParkingLot.h:77
No locals.
#6  WTF::ConditionBase::waitUntil<WTF::Lock> (timeout=..., lock=..., this=0x7f3567ffe8ef) at ./Source/WTF/wtf/Condition.h:74
No locals.
#7  WTF::ConditionBase::waitForImpl<WTF::Lock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (relativeTimeout=<synthetic pointer>, lock=..., this=0x7f3567ffe8ef) at ./Source/WTF/wtf/Condition.h:235
No locals.
#8  WTF::ConditionBase::waitForSecondsImpl<WTF::Lock> (relativeTimeoutSeconds=<optimized out>, lock=..., this=0x7f3567ffe8ef) at ./Source/WTF/wtf/Condition.h:229
        relativeTimeoutNanoseconds = <optimized out>
#9  WTF::ConditionBase::waitUntilMonotonicClockSeconds<WTF::Lock> (absoluteTimeoutSeconds=176065.47706, lock=..., this=0x7f3567ffe8ef) at ./Source/WTF/wtf/Condition.h:142
No locals.
#10 WTF::sleep (value=<optimized out>) at ./Source/WTF/wtf/CurrentTime.cpp:343
        fakeLock = {<WTF::LockBase> = {static isHeldBit = 1 '\001', static hasParkedBit = 2 '\002', m_byte = {value = {<std::__atomic_base<unsigned char>> = {static _S_alignment = 1, _M_i = 0 '\000'}, <No data fields>}}}, <No data fields>}
        fakeCondition = {<WTF::ConditionBase> = {m_hasWaiters = {value = {_M_base = {static _S_alignment = 1, _M_i = true}}}}, <No data fields>}
        fakeLocker = {m_lockable = 0x7f3567ffe8ee}
#11 0x00007f35b2bd7b0d in WebKit::MemoryPressureMonitor::<lambda()>::operator() (__closure=<optimized out>) at ./Source/WebKit2/UIProcess/linux/MemoryPressureMonitor.cpp:254
        pollInterval = <optimized out>
        this = <optimized out>
#12 std::_Function_handler<void(), WebKit::MemoryPressureMonitor::MemoryPressureMonitor()::<lambda()> >::_M_invoke(const std::_Any_data &) (__functor=...) at /usr/include/c++/6/functional:1740
No locals.
#13 0x00007f35ab2db8e5 in std::function<void ()>::operator()() const (this=0x7f3567ffeb00) at /usr/include/c++/6/functional:2136
No locals.
#14 WTF::threadEntryPoint (contextData=0x7f3596fec280) at ./Source/WTF/wtf/Threading.cpp:60
        entryPoint = {<std::_Maybe_unary_or_binary_function<void>> = {<No data fields>}, <std::_Function_base> = {static _M_max_size = 16, static _M_max_align = 8, _M_functor = {_M_unused = {_M_object = 0x7f35b4b0a590 <WebKit::MemoryPressureMonitor::singleton()::memoryMonitor>, _M_const_object = 0x7f35b4b0a590 <WebKit::MemoryPressureMonitor::singleton()::memoryMonitor>, _M_function_pointer = 0x7f35b4b0a590 <WebKit::MemoryPressureMonitor::singleton()::memoryMonitor>, _M_member_pointer = (void (std::_Undefined_class::*)(std::_Undefined_class * const)) 0x7f35b4b0a590 <WebKit::MemoryPressureMonitor::singleton()::memoryMonitor>, this adjustment 139868641469848}, _M_pod_data = "\220\245\260\264\065\177\000\000\230\245\260\264\065\177\000"}, _M_manager = 0x7f35b2bd7a50 <std::_Function_base::_Base_manager<WebKit::MemoryPressureMonitor::MemoryPressureMonitor()::<lambda()> >::_M_manager(std::_Any_data &, const std::_Any_data &, std::_Manager_operation)>}, _M_invoker = 0x7f35b2bd7ad0 <std::_Function_handler<void(), WebKit::MemoryPressureMonitor::MemoryPressureMonitor()::<lambda()> >::_M_invoke(const std::_Any_data &)>}
#15 0x00007f35ab2ff71a in WTF::wtfThreadEntryPoint (param=0x7f3596ff90a0) at ./Source/WTF/wtf/ThreadingPthreads.cpp:164
        invocation = {_M_t = {<std::_Tuple_impl<0ul, WTF::ThreadFunctionInvocation*, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<std::_Tuple_impl<1ul, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<std::_Head_base<1ul, std::default_delete<WTF::ThreadFunctionInvocation>, true>> = {<std::default_delete<WTF::ThreadFunctionInvocation>> = {<No data fields>}, <No data fields>}, <No data fields>}, <std::_Head_base<0ul, WTF::ThreadFunctionInvocation*, false>> = {_M_head_impl = 0x7f3596ff90a0}, <No data fields>}, <No data fields>}}
#16 0x00007f35b4e0d6ca in start_thread (arg=0x7f3567fff700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f3567fff700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139867354822400, -2854622564718661136, 0, 140721573607967, 139867354823104, 139867354822400, 2740607606545527280, 2740790187389563376}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#17 0x00007f35b0dc10af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 6 (LWP 3139):
#0  0x00007f35b0db50bd in poll () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007f35b10ca9d6 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7f3548001370, timeout=<optimized out>, context=0x7f3548000900) at ././glib/gmain.c:4228
        poll_func = 0x7f35b10da820 <g_poll>
#2  g_main_context_iterate (context=0x7f3548000900, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = 1
        fds = 0x7f3548001370
#3  0x00007f35b10cad62 in g_main_loop_run (loop=0x7f3548001240) at ././glib/gmain.c:4125
        __func__ = "g_main_loop_run"
#4  0x00007f35ab301f80 in WTF::RunLoop::run () at ./Source/WTF/wtf/glib/RunLoopGLib.cpp:94
        runLoop = @0x7f3596fe5000: {<WTF::FunctionDispatcher> = {<WTF::ThreadSafeRefCounted<WTF::FunctionDispatcher>> = {<WTF::ThreadSafeRefCountedBase> = {m_refCount = {<std::__atomic_base<int>> = {static _S_alignment = 4, _M_i = 1}, <No data fields>}}, <No data fields>}, _vptr.FunctionDispatcher = 0x7f35ab4c0f20 <vtable for WTF::RunLoop+16>}, m_functionQueueLock = {m_mutex = {__data = {__lock = 0, __count = 0, __owner = 0, __nusers = 0, __kind = 512, __spins = 0, __elision = 0, __list = {__prev = 0x0, __next = 0x0}}, __size = '\000' <repeats 17 times>, "\002", '\000' <repeats 21 times>, __align = 0}}, m_functionQueue = {m_start = 3, m_end = 3, m_buffer = {<WTF::VectorBufferBase<WTF::Function<void()> >> = {m_buffer = 0x7f3596ffa700, m_capacity = 16, m_size = 0}, <No data fields>}}, m_mainContext = {m_ptr = 0x7f3548000900}, m_mainLoops = {<WTF::VectorBuffer<WTF::GRefPtr<_GMainLoop>, 0ul>> = {<WTF::VectorBufferBase<WTF::GRefPtr<_GMainLoop> >> = {m_buffer = 0x7f3596fe4000, m_capacity = 16, m_size = 1}, <No data fields>}, <No data fields>}, m_source = {m_ptr = 0x7f3548001260}}
        nestedMainLoop = <optimized out>
#5  0x00007f35ab300bf2 in WTF::WorkQueue::<lambda()>::operator() (__closure=0x7f35657f9b00) at ./Source/WTF/wtf/generic/WorkQueueGeneric.cpp:58
        this = 0x7f3596ffb1b8
#6  std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &) (__functor=...) at /usr/include/c++/6/functional:1740
No locals.
#7  0x00007f35ab2db8e5 in std::function<void ()>::operator()() const (this=0x7f35657f9b00) at /usr/include/c++/6/functional:2136
No locals.
#8  WTF::threadEntryPoint (contextData=0x7f3596fec0f0) at ./Source/WTF/wtf/Threading.cpp:60
        entryPoint = {<std::_Maybe_unary_or_binary_function<void>> = {<No data fields>}, <std::_Function_base> = {static _M_max_size = 16, static _M_max_align = 8, _M_functor = {_M_unused = {_M_object = 0x7f3596ffb1b8, _M_const_object = 0x7f3596ffb1b8, _M_function_pointer = 0x7f3596ffb1b8, _M_member_pointer = (void (std::_Undefined_class::*)(std::_Undefined_class * const)) 0x7f3596ffb1b8, this adjustment 139868580516758}, _M_pod_data = "\270\261\377\226\065\177\000\000\226\223\016\261\065\177\000"}, _M_manager = 0x7f35ab300990 <std::_Function_base::_Base_manager<WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_manager(std::_Any_data &, const std::_Any_data &, std::_Manager_operation)>}, _M_invoker = 0x7f35ab300b50 <std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &)>}
#9  0x00007f35ab2ff71a in WTF::wtfThreadEntryPoint (param=0x7f3596ff9010) at ./Source/WTF/wtf/ThreadingPthreads.cpp:164
        invocation = {_M_t = {<std::_Tuple_impl<0ul, WTF::ThreadFunctionInvocation*, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<std::_Tuple_impl<1ul, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<std::_Head_base<1ul, std::default_delete<WTF::ThreadFunctionInvocation>, true>> = {<std::default_delete<WTF::ThreadFunctionInvocation>> = {<No data fields>}, <No data fields>}, <No data fields>}, <std::_Head_base<0ul, WTF::ThreadFunctionInvocation*, false>> = {_M_head_impl = 0x7f3596ff9010}, <No data fields>}, <No data fields>}}
#10 0x00007f35b4e0d6ca in start_thread (arg=0x7f35657fa700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f35657fa700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139867312858880, -2854622564718661136, 0, 140721573606911, 139867312859584, 139867312858880, 2740613107861762544, 2740790187389563376}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#11 0x00007f35b0dc10af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 5 (LWP 6199):
#0  0x00007f35b0db50bd in poll () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007f35b10ca9d6 in g_main_context_poll (priority=<optimized out>, n_fds=2, fds=0x7f34f4001fe0, timeout=<optimized out>, context=0x7f34f4000d00) at ././glib/gmain.c:4228
        poll_func = 0x7f35b10da820 <g_poll>
#2  g_main_context_iterate (context=0x7f34f4000d00, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 2
        allocated_nfds = 2
        fds = 0x7f34f4001fe0
#3  0x00007f35b10cad62 in g_main_loop_run (loop=0x7f34f40008e0) at ././glib/gmain.c:4125
        __func__ = "g_main_loop_run"
#4  0x00007f35ab301f80 in WTF::RunLoop::run () at ./Source/WTF/wtf/glib/RunLoopGLib.cpp:94
        runLoop = @0x7f3596f5d000: {<WTF::FunctionDispatcher> = {<WTF::ThreadSafeRefCounted<WTF::FunctionDispatcher>> = {<WTF::ThreadSafeRefCountedBase> = {m_refCount = {<std::__atomic_base<int>> = {static _S_alignment = 4, _M_i = 1}, <No data fields>}}, <No data fields>}, _vptr.FunctionDispatcher = 0x7f35ab4c0f20 <vtable for WTF::RunLoop+16>}, m_functionQueueLock = {m_mutex = {__data = {__lock = 0, __count = 0, __owner = 0, __nusers = 0, __kind = 512, __spins = 0, __elision = 0, __list = {__prev = 0x0, __next = 0x0}}, __size = '\000' <repeats 17 times>, "\002", '\000' <repeats 21 times>, __align = 0}}, m_functionQueue = {m_start = 3, m_end = 3, m_buffer = {<WTF::VectorBufferBase<WTF::Function<void()> >> = {m_buffer = 0x7f3596fbae80, m_capacity = 16, m_size = 0}, <No data fields>}}, m_mainContext = {m_ptr = 0x7f34f4000d00}, m_mainLoops = {<WTF::VectorBuffer<WTF::GRefPtr<_GMainLoop>, 0ul>> = {<WTF::VectorBufferBase<WTF::GRefPtr<_GMainLoop> >> = {m_buffer = 0x7f3596fba100, m_capacity = 16, m_size = 1}, <No data fields>}, <No data fields>}, m_source = {m_ptr = 0x7f34f4001f20}}
        nestedMainLoop = <optimized out>
#5  0x00007f35ab300bf2 in WTF::WorkQueue::<lambda()>::operator() (__closure=0x7f35749a0b00) at ./Source/WTF/wtf/generic/WorkQueueGeneric.cpp:58
        this = 0x7f3596f99ac8
#6  std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &) (__functor=...) at /usr/include/c++/6/functional:1740
No locals.
#7  0x00007f35ab2db8e5 in std::function<void ()>::operator()() const (this=0x7f35749a0b00) at /usr/include/c++/6/functional:2136
No locals.
#8  WTF::threadEntryPoint (contextData=0x7f3596fece60) at ./Source/WTF/wtf/Threading.cpp:60
        entryPoint = {<std::_Maybe_unary_or_binary_function<void>> = {<No data fields>}, <std::_Function_base> = {static _M_max_size = 16, static _M_max_align = 8, _M_functor = {_M_unused = {_M_object = 0x7f3596f99ac8, _M_const_object = 0x7f3596f99ac8, _M_function_pointer = 0x7f3596f99ac8, _M_member_pointer = (void (std::_Undefined_class::*)(std::_Undefined_class * const)) 0x7f3596f99ac8, this adjustment 16}, _M_pod_data = "\310\232\371\226\065\177\000\000\020\000\000\000\000\000\000"}, _M_manager = 0x7f35ab300990 <std::_Function_base::_Base_manager<WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_manager(std::_Any_data &, const std::_Any_data &, std::_Manager_operation)>}, _M_invoker = 0x7f35ab300b50 <std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &)>}
#9  0x00007f35ab2ff71a in WTF::wtfThreadEntryPoint (param=0x7f3596ff9cd0) at ./Source/WTF/wtf/ThreadingPthreads.cpp:164
        invocation = {_M_t = {<std::_Tuple_impl<0ul, WTF::ThreadFunctionInvocation*, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<std::_Tuple_impl<1ul, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<std::_Head_base<1ul, std::default_delete<WTF::ThreadFunctionInvocation>, true>> = {<std::default_delete<WTF::ThreadFunctionInvocation>> = {<No data fields>}, <No data fields>}, <No data fields>}, <std::_Head_base<0ul, WTF::ThreadFunctionInvocation*, false>> = {_M_head_impl = 0x7f3596ff9cd0}, <No data fields>}, <No data fields>}}
#10 0x00007f35b4e0d6ca in start_thread (arg=0x7f35749a1700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f35749a1700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139867566249728, -2854622564718661136, 0, 140721573614831, 139867566250432, 139867566249728, 2740650185777558000, 2740790187389563376}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#11 0x00007f35b0dc10af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 4 (LWP 3117):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
No locals.
#1  0x00007f35abbb652c in __gthread_cond_wait (__mutex=<optimized out>, __cond=__cond@entry=0x0) at /build/gcc-6-tPAoOr/gcc-6-6.2.0/build/x86_64-linux-gnu/libstdc++-v3/include/x86_64-linux-gnu/bits/gthr-default.h:864
No locals.
#2  std::condition_variable::wait (this=this@entry=0x7f35ab4d8e68 <bmalloc::PerProcess<bmalloc::Heap>::s_memory+3080>, __lock=...) at ../../../../../src/libstdc++-v3/src/c++11/condition_variable.cc:53
        __e = <optimized out>
#3  0x00007f35ab3077b6 in std::_V2::condition_variable_any::wait<std::unique_lock<bmalloc::Mutex> > (__lock=<synthetic pointer>, this=<optimized out>) at /usr/include/c++/6/condition_variable:251
        __mutex = {<std::__shared_ptr<std::mutex, (__gnu_cxx::_Lock_policy)2>> = {_M_ptr = <optimized out>, _M_refcount = {_M_pi = 0x55cf02a480f0}}, <No data fields>}
        __my_lock = {_M_device = 0x0, _M_owns = false}
        __my_lock2 = {_M_device = 0x55cf02a48bc0, _M_owns = true}
#4  std::_V2::condition_variable_any::wait<std::unique_lock<bmalloc::Mutex>, bmalloc::AsyncTask<bmalloc::Heap, void (bmalloc::Heap::*)()>::threadRunLoop()::{lambda()#1}>(std::unique_lock<bmalloc::Mutex>&, bmalloc::AsyncTask<bmalloc::Heap, void (bmalloc::Heap::*)()>::threadRunLoop()::{lambda()#1}) (__p=..., __lock=..., this=<optimized out>) at /usr/include/c++/6/condition_variable:260
No locals.
#5  bmalloc::AsyncTask<bmalloc::Heap, void (bmalloc::Heap::*)()>::threadRunLoop (this=0x7f35ab4d8e60 <bmalloc::PerProcess<bmalloc::Heap>::s_memory+3072>) at ./Source/bmalloc/bmalloc/AsyncTask.h:126
        lock = {_M_device = 0x7f35ab4d8e64 <bmalloc::PerProcess<bmalloc::Heap>::s_memory+3076>, _M_owns = false}
        expectedState = bmalloc::AsyncTask<bmalloc::Heap, void (bmalloc::Heap::*)()>::Running
#6  0x00007f35ab3078e9 in bmalloc::AsyncTask<bmalloc::Heap, void (bmalloc::Heap::*)()>::threadEntryPoint (asyncTask=<optimized out>) at ./Source/bmalloc/bmalloc/AsyncTask.h:106
No locals.
#7  0x00007f35abbbc50f in std::execute_native_thread_routine (__p=0x55cf02a4eed0) at ../../../../../src/libstdc++-v3/src/c++11/thread.cc:83
        __t = {_M_t = {<std::_Tuple_impl<0ul, std::thread::_State*, std::default_delete<std::thread::_State> >> = {<std::_Tuple_impl<1ul, std::default_delete<std::thread::_State> >> = {<std::_Head_base<1ul, std::default_delete<std::thread::_State>, true>> = {<std::default_delete<std::thread::_State>> = {<No data fields>}, <No data fields>}, <No data fields>}, <std::_Head_base<0ul, std::thread::_State*, false>> = {_M_head_impl = 0x55cf02a4eed0}, <No data fields>}, <No data fields>}}
#8  0x00007f35b4e0d6ca in start_thread (arg=0x7f3597812700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f3597812700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139868151817984, -2854622564718661136, 0, 140721573615647, 139868151818688, 139868151817984, 2740854772786606576, 2740790187389563376}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#9  0x00007f35b0dc10af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 3 (LWP 6185):
#0  0x00007f35b0db50bd in poll () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007f35b10ca9d6 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7f34f0016790, timeout=<optimized out>, context=0x7f34f0028920) at ././glib/gmain.c:4228
        poll_func = 0x7f35b10da820 <g_poll>
#2  g_main_context_iterate (context=0x7f34f0028920, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = 1
        fds = 0x7f34f0016790
#3  0x00007f35b10cad62 in g_main_loop_run (loop=0x7f34f0019400) at ././glib/gmain.c:4125
        __func__ = "g_main_loop_run"
#4  0x00007f35ab301f80 in WTF::RunLoop::run () at ./Source/WTF/wtf/glib/RunLoopGLib.cpp:94
        runLoop = @0x7f3596ff7618: {<WTF::FunctionDispatcher> = {<WTF::ThreadSafeRefCounted<WTF::FunctionDispatcher>> = {<WTF::ThreadSafeRefCountedBase> = {m_refCount = {<std::__atomic_base<int>> = {static _S_alignment = 4, _M_i = 1}, <No data fields>}}, <No data fields>}, _vptr.FunctionDispatcher = 0x7f35ab4c0f20 <vtable for WTF::RunLoop+16>}, m_functionQueueLock = {m_mutex = {__data = {__lock = 0, __count = 0, __owner = 0, __nusers = 0, __kind = 512, __spins = 0, __elision = 0, __list = {__prev = 0x0, __next = 0x0}}, __size = '\000' <repeats 17 times>, "\002", '\000' <repeats 21 times>, __align = 0}}, m_functionQueue = {m_start = 3, m_end = 3, m_buffer = {<WTF::VectorBufferBase<WTF::Function<void()> >> = {m_buffer = 0x7f3596fbac80, m_capacity = 16, m_size = 0}, <No data fields>}}, m_mainContext = {m_ptr = 0x7f34f0028920}, m_mainLoops = {<WTF::VectorBuffer<WTF::GRefPtr<_GMainLoop>, 0ul>> = {<WTF::VectorBufferBase<WTF::GRefPtr<_GMainLoop> >> = {m_buffer = 0x7f3596ffa900, m_capacity = 16, m_size = 1}, <No data fields>}, <No data fields>}, m_source = {m_ptr = 0x7f34f00020b0}}
        nestedMainLoop = <optimized out>
#5  0x00007f35ab300bf2 in WTF::WorkQueue::<lambda()>::operator() (__closure=0x7f354dabcb00) at ./Source/WTF/wtf/generic/WorkQueueGeneric.cpp:58
        this = 0x7f3596f992f8
#6  std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &) (__functor=...) at /usr/include/c++/6/functional:1740
No locals.
#7  0x00007f35ab2db8e5 in std::function<void ()>::operator()() const (this=0x7f354dabcb00) at /usr/include/c++/6/functional:2136
No locals.
#8  WTF::threadEntryPoint (contextData=0x7f3596fecaf0) at ./Source/WTF/wtf/Threading.cpp:60
        entryPoint = {<std::_Maybe_unary_or_binary_function<void>> = {<No data fields>}, <std::_Function_base> = {static _M_max_size = 16, static _M_max_align = 8, _M_functor = {_M_unused = {_M_object = 0x7f3596f992f8, _M_const_object = 0x7f3596f992f8, _M_function_pointer = 0x7f3596f992f8, _M_member_pointer = (void (std::_Undefined_class::*)(std::_Undefined_class * const)) 0x7f3596f992f8, this adjustment 139868580516758}, _M_pod_data = "\370\222\371\226\065\177\000\000\226\223\016\261\065\177\000"}, _M_manager = 0x7f35ab300990 <std::_Function_base::_Base_manager<WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_manager(std::_Any_data &, const std::_Any_data &, std::_Manager_operation)>}, _M_invoker = 0x7f35ab300b50 <std::_Function_handler<void(), WTF::WorkQueue::platformInitialize(char const*, WTF::WorkQueue::Type, WTF::WorkQueue::QOS)::<lambda()> >::_M_invoke(const std::_Any_data &)>}
#9  0x00007f35ab2ff71a in WTF::wtfThreadEntryPoint (param=0x7f3596ff9c20) at ./Source/WTF/wtf/ThreadingPthreads.cpp:164
        invocation = {_M_t = {<std::_Tuple_impl<0ul, WTF::ThreadFunctionInvocation*, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<std::_Tuple_impl<1ul, std::default_delete<WTF::ThreadFunctionInvocation> >> = {<std::_Head_base<1ul, std::default_delete<WTF::ThreadFunctionInvocation>, true>> = {<std::default_delete<WTF::ThreadFunctionInvocation>> = {<No data fields>}, <No data fields>}, <No data fields>}, <std::_Head_base<0ul, WTF::ThreadFunctionInvocation*, false>> = {_M_head_impl = 0x7f3596ff9c20}, <No data fields>}, <No data fields>}}
#10 0x00007f35b4e0d6ca in start_thread (arg=0x7f354dabd700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f354dabd700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139866913101568, -2854622564718661136, 0, 140721573605967, 139866913102272, 139866913101568, 2740665435058942448, 2740790187389563376}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#11 0x00007f35b0dc10af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 2 (LWP 3308):
#0  0x00007f35b0db50bd in poll () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007f35b10ca9d6 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7f34f800ea30, timeout=<optimized out>, context=0x7f34f002a5d0) at ././glib/gmain.c:4228
        poll_func = 0x7f35b10da820 <g_poll>
#2  g_main_context_iterate (context=0x7f34f002a5d0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = 1
        fds = 0x7f34f800ea30
#3  0x00007f35b10cad62 in g_main_loop_run (loop=0x7f34f8005aa0) at ././glib/gmain.c:4125
        __func__ = "g_main_loop_run"
#4  0x00007f35b00ed1b3 in book_client_dbus_thread (user_data=0x7f34f002a5d0) at e-book-client.c:324
        main_context = 0x7f34f002a5d0
        main_loop = 0x7f34f8005aa0
#5  0x00007f35b10f2325 in g_thread_proxy (data=0x7f34f8001f70) at ././glib/gthread.c:784
        thread = 0x7f34f8001f70
#6  0x00007f35b4e0d6ca in start_thread (arg=0x7f354f12f700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7f354f12f700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139866936637184, -2854622564718661136, 0, 139867346424559, 139866936637888, 139866936637184, 2740662212759728624, 2740790187389563376}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#7  0x00007f35b0dc10af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 1 (LWP 3115):
#0  webkit_editor_paste_clipboard_targets_cb (clipboard=0x55cf042680e0, targets=0x55cf03e9f390, n_targets=6, wk_editor=0x55cf03c0d0f0) at e-webkit-editor.c:5663
        wk_editor = 0x55cf03c0d0f0
        n_targets = 6
        targets = 0x55cf03e9f390
        clipboard = 0x55cf042680e0
#1  0x00007f35b1d09521 in request_targets_received_func (clipboard=0x55cf042680e0, selection_data=selection_data@entry=0x7ffc4b685350, data=data@entry=0x55cf05b01c50) at ././gtk/gtkclipboard.c:1325
        info = 0x55cf05b01c50
        targets = 0x55cf03e9f390
        n_targets = 6
#2  0x00007f35b1d097b9 in selection_received (widget=0x55cf02c1f9f0, selection_data=0x7ffc4b685350, time=<optimized out>) at ././gtk/gtkclipboard.c:960
No locals.
#3  0x00007f35b13a3f75 in g_closure_invoke (closure=0x55cf03893e00, return_value=return_value@entry=0x0, n_param_values=3, param_values=param_values@entry=0x7ffc4b684ff0, invocation_hint=invocation_hint@entry=0x7ffc4b684f70) at ././gobject/gclosure.c:804
        marshal = <optimized out>
        marshal_data = <optimized out>
        in_marshal = 0
        real_closure = 0x55cf03893de0
        __func__ = "g_closure_invoke"
#4  0x00007f35b13b5f82 in signal_emit_unlocked_R (node=node@entry=0x55cf02ab1330, detail=detail@entry=0, instance=instance@entry=0x55cf02c1f9f0, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7ffc4b684ff0) at ././gobject/gsignal.c:3635
        tmp = <optimized out>
        handler = 0x55cf03892d40
        accumulator = 0x0
        emission = {next = 0x7ffc4b685580, instance = 0x55cf02c1f9f0, ihint = {signal_id = 82, detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 4}
        handler_list = 0x55cf03892d40
        return_accu = 0x0
        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        signal_id = 82
        max_sequential_handler_number = 137209
        return_value_altered = 0
#5  0x00007f35b13bebcc in g_signal_emit_valist (instance=instance@entry=0x55cf02c1f9f0, signal_id=signal_id@entry=82, detail=detail@entry=0, var_args=var_args@entry=0x7ffc4b685218) at ././gobject/gsignal.c:3391
        instance_and_params = 0x7ffc4b684ff0
        signal_return_type = <optimized out>
        param_values = 0x7ffc4b685008
        i = <optimized out>
        n_params = <optimized out>
        __func__ = "g_signal_emit_valist"
#6  0x00007f35b13bf45b in g_signal_emit_by_name (instance=0x55cf02c1f9f0, detailed_signal=detailed_signal@entry=0x7f35b1d885a4 "selection-received") at ././gobject/gsignal.c:3487
        var_args = {{gp_offset = 32, fp_offset = 48, overflow_arg_area = 0x7ffc4b685350, reg_save_area = 0x7ffc4b685260}}
        detail = 0
        itype = 94347615995168
        __func__ = "g_signal_emit_by_name"
#7  0x00007f35b1c26683 in gtk_selection_retrieval_report (info=info@entry=0x55cf048f4950, type=<optimized out>, format=<optimized out>, buffer=<optimized out>, length=length@entry=48, time=176061247) at ././gtk/gtkselection.c:3031
        data = {selection = 0x45, target = 0xa6, type = 0x4, format = 32, data = 0x55cf03bfecb0 "\252", length = 48, display = 0x55cf02a8a010}
#8  0x00007f35b1c2a61d in _gtk_selection_notify (widget=<optimized out>, event=0x55cf059dd630) at ././gtk/gtkselection.c:2835
        tmp_list = 0x55cf05b2c9a0
        info = 0x55cf048f4950
        window = 0x55cf03880450
        buffer = 0x55cf03bfecb0 "\252"
        length = 48
        type = 0x4
        format = 32
#9  0x00007f35b1b9eb11 in _gtk_marshal_BOOLEAN__BOXEDv (closure=0x55cf02ab0e80, return_value=0x7ffc4b6855b0, instance=0x55cf02c1f9f0, args=<optimized out>, marshal_data=<optimized out>, n_params=<optimized out>, param_types=0x55cf02ab0eb0) at gtkmarshalers.c:131
        cc = 0x55cf02ab0e80
        data1 = <optimized out>
        data2 = <optimized out>
        callback = <optimized out>
        arg0 = 0x55cf059dd630
        args_copy = {{gp_offset = 32, fp_offset = 48, overflow_arg_area = 0x7ffc4b685760, reg_save_area = 0x7ffc4b6856a0}}
        v_return = <optimized out>
        __func__ = "_gtk_marshal_BOOLEAN__BOXEDv"
#10 0x00007f35b13a41a4 in _g_closure_invoke_va (closure=closure@entry=0x55cf02ab0e80, return_value=return_value@entry=0x7ffc4b6855b0, instance=instance@entry=0x55cf02c1f9f0, args=args@entry=0x7ffc4b685680, n_params=<optimized out>, param_types=0x55cf02ab0eb0) at ././gobject/gclosure.c:867
        marshal = <optimized out>
        marshal_data = <optimized out>
        in_marshal = 0
        real_closure = 0x55cf02ab0e60
        __func__ = "_g_closure_invoke_va"
#11 0x00007f35b13be391 in g_signal_emit_valist (instance=0x55cf02c1f9f0, signal_id=<optimized out>, detail=0, var_args=var_args@entry=0x7ffc4b685680) at ././gobject/gsignal.c:3300
        return_accu = <optimized out>
        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        accumulator = 0x55cf02ab0f40
        emission = {next = 0x0, instance = 0x55cf02c1f9f0, ihint = {signal_id = 81, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 94347615995168}
        signal_id = <optimized out>
        instance_type = <optimized out>
        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        rtype = 20
        static_scope = 0
        fastpath_handler = <optimized out>
        closure = <optimized out>
        run_type = <optimized out>
        l = <optimized out>
        fastpath = <optimized out>
        instance_and_params = <optimized out>
        signal_return_type = <optimized out>
        param_values = <optimized out>
        i = <optimized out>
        n_params = <optimized out>
        __func__ = "g_signal_emit_valist"
#12 0x00007f35b13befaf in g_signal_emit (instance=instance@entry=0x55cf02c1f9f0, signal_id=<optimized out>, detail=detail@entry=0) at ././gobject/gsignal.c:3447
        var_args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7ffc4b685760, reg_save_area = 0x7ffc4b6856a0}}
#13 0x00007f35b1ce14bc in gtk_widget_event_internal (widget=0x55cf02c1f9f0, event=0x55cf059dd630) at ././gtk/gtkwidget.c:7729
        signal_num = <optimized out>
        handled = 0
        event = 0x55cf059dd630
        widget = 0x55cf02c1f9f0
#14 0x00007f35b1b9da74 in gtk_main_do_event (event=0x55cf059dd630) at ././gtk/gtkmain.c:1823
        event_widget = 0x55cf02c1f9f0
        grab_widget = 0x55cf02c1f9f0
        topmost_widget = <optimized out>
        window_group = 0x55cf03812020
        rewritten_event = <optimized out>
        device = 0x0
        tmp_list = <optimized out>
        __func__ = "gtk_main_do_event"
#15 0x00007f35b07e6b05 in _gdk_event_emit (event=event@entry=0x55cf059dd630) at ././gdk/gdkevents.c:73
No locals.
#16 0x00007f35b0813ad2 in gdk_event_source_dispatch (source=<optimized out>, callback=<optimized out>, user_data=<optimized out>) at ././gdk/x11/gdkeventsource.c:367
        display = <optimized out>
        event = 0x55cf059dd630
#17 0x00007f35b10ca7d7 in g_main_dispatch (context=0x55cf02aa2340) at ././glib/gmain.c:3203
        dispatch = 0x7f35b0813ab0 <gdk_event_source_dispatch>
        prev_source = 0x0
        was_in_call = 0
        user_data = 0x0
        callback = 0x0
        cb_funcs = <optimized out>
        cb_data = <optimized out>
        need_destroy = <optimized out>
        source = 0x55cf02a962d0
        current = 0x55cf02addcb0
        i = 0
#18 g_main_context_dispatch (context=context@entry=0x55cf02aa2340) at ././glib/gmain.c:3856
No locals.
#19 0x00007f35b10caa40 in g_main_context_iterate (context=0x55cf02aa2340, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3929
        max_priority = 0
        timeout = 0
        some_ready = 1
        nfds = 4
        allocated_nfds = 4
        fds = <optimized out>
#20 0x00007f35b10cad62 in g_main_loop_run (loop=0x55cf0364f490) at ././glib/gmain.c:4125
        __func__ = "g_main_loop_run"
#21 0x00007f35b1b9ccf5 in gtk_main () at ././gtk/gtkmain.c:1269
        loop = 0x55cf0364f490
#22 0x000055cf00fa7c15 in main (argc=<optimized out>, argv=<optimized out>) at main.c:665
        settings = <optimized out>
        success = <optimized out>
        error = 0x0

