.
Thread 3 (Thread 8010):
#0  0x00007f1c67051e33 in __poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=<value optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
        resultvar = 18446744073709551100
        oldtype = 0
        result = <value optimized out>
#1  0x00007f1c6839e104 in g_main_context_poll (context=0x2768d70, block=<value optimized out>, dispatch=1, self=<value optimized out>) at /build/buildd/glib2.0-2.28.4/./glib/gmain.c:3404
        poll_func = 0x7f1c683ae130 <g_poll>
#2  g_main_context_iterate (context=0x2768d70, block=<value optimized out>, dispatch=1, self=<value optimized out>) at /build/buildd/glib2.0-2.28.4/./glib/gmain.c:3086
        max_priority = 2147483647
        timeout = -1
        some_ready = <value optimized out>
        nfds = 1
        allocated_nfds = <value optimized out>
        fds = 0x7f1c4c009c20
#3  0x00007f1c6839e9f2 in g_main_loop_run (loop=0x7f1c4c0015c0) at /build/buildd/glib2.0-2.28.4/./glib/gmain.c:3299
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#4  0x00007f1c52a1769b in dconf_context_thread (data=0x2768d70) at dconfcontext.c:11
        context = 0x2768d70
        loop = <value optimized out>
        __PRETTY_FUNCTION__ = "dconf_context_thread"
#5  0x00007f1c683c53e4 in g_thread_create_proxy (data=0x2bd8de0) at /build/buildd/glib2.0-2.28.4/./glib/gthread.c:1897
        thread = 0x2bd8de0
        __PRETTY_FUNCTION__ = "g_thread_create_proxy"
#6  0x00007f1c67cc9d8c in start_thread (arg=0x7f1c52a12700) at pthread_create.c:304
        pd = 0x7f1c52a12700
        now = <value optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139759622104832, -4067406413737992098, 140735372092880, 139759622105536, 0, 3, 4158245398250545246, 4158340828112379998}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        robust = <value optimized out>
        sp = <value optimized out>
        freesize = <value optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#7  0x00007f1c6705ef7d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
No locals.
#8  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 2 (Thread 8007):
#0  0x00007f1c67051e33 in __poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=<value optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
        resultvar = 18446744073709551100
        oldtype = 0
        result = <value optimized out>
#1  0x00007f1c6839e104 in g_main_context_poll (context=0x200c390, block=<value optimized out>, dispatch=1, self=<value optimized out>) at /build/buildd/glib2.0-2.28.4/./glib/gmain.c:3404
        poll_func = 0x7f1c683ae130 <g_poll>
#2  g_main_context_iterate (context=0x200c390, block=<value optimized out>, dispatch=1, self=<value optimized out>) at /build/buildd/glib2.0-2.28.4/./glib/gmain.c:3086
        max_priority = 2147483647
        timeout = -1
        some_ready = <value optimized out>
        nfds = 3
        allocated_nfds = <value optimized out>
        fds = 0x200c7d0
#3  0x00007f1c6839e9f2 in g_main_loop_run (loop=0x200c370) at /build/buildd/glib2.0-2.28.4/./glib/gmain.c:3299
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#4  0x00007f1c693c7d44 in gdbus_shared_thread_func (data=<value optimized out>) at /build/buildd/glib2.0-2.28.4/./gio/gdbusprivate.c:276
No locals.
#5  0x00007f1c683c53e4 in g_thread_create_proxy (data=0x200c470) at /build/buildd/glib2.0-2.28.4/./glib/gthread.c:1897
        thread = 0x200c470
        __PRETTY_FUNCTION__ = "g_thread_create_proxy"
#6  0x00007f1c67cc9d8c in start_thread (arg=0x7f1c648c9700) at pthread_create.c:304
        pd = 0x7f1c648c9700
        now = <value optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139759922747136, -4067406413737992098, 140735372094880, 139759922747840, 0, 3, 4158338079886696542, 4158340828112379998}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        robust = <value optimized out>
        sp = <value optimized out>
        freesize = <value optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#7  0x00007f1c6705ef7d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
No locals.
#8  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 1 (Thread 8006):
#0  dee_sequence_model_get_value (self=0x7f1c4c16f320, iter=0x7f1c4c42eb30, column=2) at dee-sequence-model.c:497
        _g_boolean_var_ = <value optimized out>
        _self = 0x7f1c4c16f320
        row = 0x100000004
        col = <value optimized out>
        __PRETTY_FUNCTION__ = "dee_sequence_model_get_value"
#1  0x00007f1c58b86aed in dee_serializable_model_get_uint32 (self=0x7f1c4c16f320, iter=0x7f1c4c42eb30, column=2) at dee-serializable-model.c:602
        value = <value optimized out>
        u = <value optimized out>
        __PRETTY_FUNCTION__ = "dee_serializable_model_get_uint32"
#2  0x00007f1c5b61edf2 in PlaceEntryRemote::GetResult (this=0x7f1c4c113390, id=0x7f1c4c42eb30, slot=...) at /build/buildd/unity-3.6.8/src/PlaceEntryRemote.cpp:611
        iter = 0x7f1c4c42eb30
        group_iter = <value optimized out>
        __PRETTY_FUNCTION__ = "virtual void PlaceEntryRemote::GetResult(const void*, PlaceEntry::ResultForeachCallback)"
        group = {<PlaceEntryGroup> = {_vptr.PlaceEntryGroup = 0x7f1c4c3caf10}, _model = 0x7f1c67872e0d, _iter = 0x58}
        n_group = <value optimized out>
        result = {<PlaceEntryResult> = {_vptr.PlaceEntryResult = 0x2ce4ab0}, _model = 0x37dc7c0, _iter = 0x20}
#3  0x00007f1c5b61b35b in PlacesGroupController::CheckTiles (this=0x37eb040) at /build/buildd/unity-3.6.8/src/PlacesGroupController.cpp:219
        max_rows_to_add = 150
        max_rows_per_click = 450
        n_tiles = 6
        style = <value optimized out>
        n_to_show = 10
#4  0x00007f1c5b63366a in emit (this=<value optimized out>, n_cols=<value optimized out>) at /usr/include/sigc++-2.0/sigc++/signal.h:776
No locals.
#5  emit (this=<value optimized out>, n_cols=<value optimized out>) at /usr/include/sigc++-2.0/sigc++/signal.h:2671
No locals.
#6  PlacesStyle::SetDefaultNColumns (this=<value optimized out>, n_cols=<value optimized out>) at /build/buildd/unity-3.6.8/src/PlacesStyle.cpp:106
No locals.
#7  0x00007f1c5b682c67 in PlacesController::GetWindowSize (this=0x2cf7410, out_width=0x7fff81dc622c, out_height=0x7fff81dc6228) at /build/buildd/unity-3.6.8/src/PlacesController.cpp:261
        style = 0x2ce53d0
        screen = <value optimized out>
        primary_monitor = <value optimized out>
        rect = {x = 0, y = 0, width = 1920, height = 1200}
        settings = <value optimized out>
        width = 1854
        height = 1176
        tile_width = 177
#8  0x00007f1c5b682d2c in PlacesController::OnDashFullscreenRequest (this=0x2cf7410) at /build/buildd/unity-3.6.8/src/PlacesController.cpp:287
        width = 0
        height = 0
#9  0x00007f1c5b63da4a in emit (this=<value optimized out>, ievent=<value optimized out>, TraverseInfo=0, ProcessEventInfo=<value optimized out>) at /usr/include/sigc++-2.0/sigc++/signal.h:776
No locals.
#10 emit (this=<value optimized out>, ievent=<value optimized out>, TraverseInfo=0, ProcessEventInfo=<value optimized out>) at /usr/include/sigc++-2.0/sigc++/signal.h:2671
No locals.
#11 PlacesView::ProcessEvent (this=<value optimized out>, ievent=<value optimized out>, TraverseInfo=0, ProcessEventInfo=<value optimized out>) at /build/buildd/unity-3.6.8/src/PlacesView.cpp:165
        style = <value optimized out>
        corner = <value optimized out>
        geo = {x = 66, y = 24, width = 1239, height = 708}
        fullscreen = {x = 1264, y = 688, width = 41, height = 44}
        ret = 0
#12 0x00007f1c5b286de6 in nux::Layout::ProcessEvent (this=0x2cf79e0, ievent=..., TraverseInfo=<value optimized out>, ProcessEventInfo=0) at ./Layout.cpp:750
        ic = <value optimized out>
        ret = 0
#13 0x00007f1c5b24b520 in nux::BaseWindow::ProcessEvent (this=0x2ce8200, ievent=..., TraverseInfo=0, ProcessEventInfo=<value optimized out>) at ./BaseWindow.cpp:121
        ret = 0
        ProcEvInfo = <value optimized out>
        window_event = {VirtualKeycodeState = {0 <repeats 256 times>}, width = 0, height = 0, ascii_code = 0, virtual_code = 0, e_x = 1276, e_y = 704, e_x_root = 66, e_y_root = 24, e_dx = 0, e_dy = 0, e_clicks = 0, e_is_click = 0, e_x11_timestamp = 0, e_x11_window = 39845889, e_x11_keycode = 58, e_keysym = 0, e_wheeldelta = 0, e_text = '\000' <repeats 15 times>, e_key_modifiers = 0, e_mouse_state = 16842752, e_key_repeat_count = 0, e_length = 0, e_event = 1}
        base = {x = 66, y = 24, width = 1239, height = 708}
        viewGeometry = {x = 66, y = 24, width = 1239, height = 708}
#14 0x00007f1c5b3055aa in nux::WindowCompositor::ProcessEvent (this=0x293ad10, event=...) at ./WindowCompositor.cpp:332
        ret = <value optimized out>
        pointer_grab_area = 0x2ce8200
        keyboard_grab_area = 0x2ce8200
        ret = <value optimized out>
        base_window_reshuffling = <value optimized out>
#15 0x00007f1c5b30d8e3 in nux::WindowThread::ExecutionLoop (this=0x279adb0, timer_id=<value optimized out>) at ./WindowThread.cpp:993
        w = 1920
        h = 1200
        event = {VirtualKeycodeState = {0 <repeats 256 times>}, width = 0, height = 0, ascii_code = 0, virtual_code = 0, e_x = 1276, e_y = 704, e_x_root = 0, e_y_root = 0, e_dx = 0, e_dy = 0, e_clicks = 0, e_is_click = 0, e_x11_timestamp = 0, e_x11_window = 39845889, e_x11_keycode = 58, e_keysym = 0, e_wheeldelta = 0, e_text = '\000' <repeats 15 times>, e_key_modifiers = 0, e_mouse_state = 16842752, e_key_repeat_count = 0, e_length = 0, e_event = 1}
        ms = <value optimized out>
        Application = 0x279adb0
#16 0x00007f1c5b30e083 in nux::nux_event_dispatch (source=<value optimized out>, callback=<value optimized out>, user_data=0x279adb0) at ./WindowThread.cpp:121
        window_thread = 0x279adb0
        return_code = <value optimized out>
#17 0x00007f1c6839dbcd in g_main_dispatch (context=0x200c6a0) at /build/buildd/glib2.0-2.28.4/./glib/gmain.c:2440
        dispatch = 0x7f1c5b30e070 <nux::nux_event_dispatch(GSource*, GSourceFunc, gpointer)>
        was_in_call = 0
        user_data = 0x279adb0
        callback = 0
        cb_funcs = 0x7f1c68648630
        cb_data = 0x7f1c4c063320
        current_source_link = {data = 0x7f1c4c0632b0, next = 0x0}
        need_destroy = <value optimized out>
        source = 0x7f1c4c0632b0
        current = 0x200d390
        i = <value optimized out>
#18 g_main_context_dispatch (context=0x200c6a0) at /build/buildd/glib2.0-2.28.4/./glib/gmain.c:3013
No locals.
#19 0x00007f1c6839e3a8 in g_main_context_iterate (context=0x200c6a0, block=<value optimized out>, dispatch=1, self=<value optimized out>) at /build/buildd/glib2.0-2.28.4/./glib/gmain.c:3091
        max_priority = 2147483647
        timeout = 11
        some_ready = 1
        nfds = 15
        allocated_nfds = <value optimized out>
        fds = <value optimized out>
#20 0x00007f1c6839e9f2 in g_main_loop_run (loop=0x207ff40) at /build/buildd/glib2.0-2.28.4/./glib/gmain.c:3299
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#21 0x000000000042a22a in CompScreen::eventLoop() ()
No symbol table info available.
#22 0x0000000000423180 in main ()
No symbol table info available.