#0  g_logv (log_domain=0x7ffff4040806 "Gdk", log_level=G_LOG_LEVEL_ERROR, 
    format=<optimised out>, args=args@entry=0x7fffffffad38)
    at /build/buildd/glib2.0-2.36.0/./glib/gmessages.c:981
        domain = 0x0
        data = <optimised out>
        depth = <optimised out>
        log_func = 0x7ffff62aeaf0 <g_log_default_handler>
        domain_fatal_mask = <optimised out>
        masquerade_fatal = <optimised out>
        test_level = <optimised out>
        was_fatal = <optimised out>
        was_recursion = <optimised out>
        msg = 0x30bf600 "The program 'software-center' received an X Window System error.\nThis probably reflects a bug in the program.\nThe error was 'BadDrawable (invalid Pixmap or Window parameter)'.\n  (Details: serial 4253 "...
        msg_alloc = 0x30bf600 "The program 'software-center' received an X Window System error.\nThis probably reflects a bug in the program.\nThe error was 'BadDrawable (invalid Pixmap or Window parameter)'.\n  (Details: serial 4253 "...
        i = 2
#1  0x00007ffff62af492 in g_log (
    log_domain=log_domain@entry=0x7ffff4040806 "Gdk", 
    log_level=log_level@entry=G_LOG_LEVEL_ERROR, 
    format=format@entry=0x7ffff404c027 "%s")
    at /build/buildd/glib2.0-2.36.0/./glib/gmessages.c:1010
        args = {{gp_offset = 32, fp_offset = 48, 
            overflow_arg_area = 0x7fffffffae10, 
            reg_save_area = 0x7fffffffad50}}
#2  0x00007ffff401dd2d in _gdk_x11_display_error_event (
    display=display@entry=0xd4b0b0, error=error@entry=0x7fffffffaed0)
    at /build/buildd/gtk+3.0-3.8.2/./gdk/x11/gdkdisplay-x11.c:2556
        buf = "BadDrawable (invalid Pixmap or Window parameter)", '\000' <repeats 15 times>
        msg = <optimised out>
        display_x11 = 0xd4b0b0
        tmp_list = <optimised out>
        ignore = 0
#3  0x00007ffff4028e11 in gdk_x_error (error=0x7fffffffaed0, xdisplay=0xd3e920)
    at /build/buildd/gtk+3.0-3.8.2/./gdk/x11/gdkmain-x11.c:303
        error_display = 0xd4b0b0
        manager = <optimised out>
        displays = 0x0
#4  gdk_x_error (xdisplay=0xd3e920, error=0x7fffffffaed0)
    at /build/buildd/gtk+3.0-3.8.2/./gdk/x11/gdkmain-x11.c:266
No locals.
#5  0x00007ffff3ad3636 in _XError (dpy=dpy@entry=0xd3e920, 
    rep=rep@entry=0x2d49ed0) at ../../src/XlibInt.c:1583
        rtn_val = <optimised out>
        event = {type = 0, xany = {type = 0, serial = 13887776, 
            send_event = 39846145, display = 0x109d, 
            window = 140737471593993}, xkey = {type = 0, serial = 13887776, 
            send_event = 39846145, display = 0x109d, window = 140737471593993, 
            root = 140737284683976, subwindow = 0, time = 49864672, 
            x = 13901120, y = 0, x_root = -20368, y_root = 32767, 
            state = 13887776, keycode = 0, same_screen = -136409963}, 
          xbutton = {type = 0, serial = 13887776, send_event = 39846145, 
            display = 0x109d, window = 140737471593993, 
            root = 140737284683976, subwindow = 0, time = 49864672, 
            x = 13901120, y = 0, x_root = -20368, y_root = 32767, 
            state = 13887776, button = 0, same_screen = -136409963}, 
          xmotion = {type = 0, serial = 13887776, send_event = 39846145, 
            display = 0x109d, window = 140737471593993, 
            root = 140737284683976, subwindow = 0, time = 49864672, 
            x = 13901120, y = 0, x_root = -20368, y_root = 32767, 
            state = 13887776, is_hint = 0 '\000', same_screen = -136409963}, 
          xcrossing = {type = 0, serial = 13887776, send_event = 39846145, 
            display = 0x109d, window = 140737471593993, 
            root = 140737284683976, subwindow = 0, time = 49864672, 
            x = 13901120, y = 0, x_root = -20368, y_root = 32767, 
            mode = 13887776, detail = 0, same_screen = -136409963, 
            focus = 32767, state = 5}, xfocus = {type = 0, serial = 13887776, 
            send_event = 39846145, display = 0x109d, window = 140737471593993, 
            mode = -203671352, detail = 32767}, xexpose = {type = 0, 
            serial = 13887776, send_event = 39846145, display = 0x109d, 
            window = 140737471593993, x = -203671352, y = 32767, width = 0, 
            height = 0, count = 49864672}, xgraphicsexpose = {type = 0, 
            serial = 13887776, send_event = 39846145, display = 0x109d, 
            drawable = 140737471593993, x = -203671352, y = 32767, width = 0, 
            height = 0, count = 49864672, major_code = 0, 
            minor_code = 13901120}, xnoexpose = {type = 0, serial = 13887776, 
            send_event = 39846145, display = 0x109d, 
            drawable = 140737471593993, major_code = -203671352, 
            minor_code = 32767}, xvisibility = {type = 0, serial = 13887776, 
            send_event = 39846145, display = 0x109d, window = 140737471593993, 
            state = -203671352}, xcreatewindow = {type = 0, serial = 13887776, 
            send_event = 39846145, display = 0x109d, parent = 140737471593993, 
            window = 140737284683976, x = 0, y = 0, width = 49864672, 
            height = 0, border_width = 13901120, override_redirect = 0}, 
          xdestroywindow = {type = 0, serial = 13887776, 
            send_event = 39846145, display = 0x109d, event = 140737471593993, 
            window = 140737284683976}, xunmap = {type = 0, serial = 13887776, 
            send_event = 39846145, display = 0x109d, event = 140737471593993, 
            window = 140737284683976, from_configure = 0}, xmap = {type = 0, 
            serial = 13887776, send_event = 39846145, display = 0x109d, 
            event = 140737471593993, window = 140737284683976, 
            override_redirect = 0}, xmaprequest = {type = 0, 
            serial = 13887776, send_event = 39846145, display = 0x109d, 
            parent = 140737471593993, window = 140737284683976}, xreparent = {
            type = 0, serial = 13887776, send_event = 39846145, 
            display = 0x109d, event = 140737471593993, 
            window = 140737284683976, parent = 0, x = 49864672, y = 0, 
            override_redirect = 13901120}, xconfigure = {type = 0, 
            serial = 13887776, send_event = 39846145, display = 0x109d, 
            event = 140737471593993, window = 140737284683976, x = 0, y = 0, 
            width = 49864672, height = 0, border_width = 13901120, 
            above = 140737488334960, override_redirect = 13887776}, 
          xgravity = {type = 0, serial = 13887776, send_event = 39846145, 
            display = 0x109d, event = 140737471593993, 
            window = 140737284683976, x = 0, y = 0}, xresizerequest = {
            type = 0, serial = 13887776, send_event = 39846145, 
            display = 0x109d, window = 140737471593993, width = -203671352, 
            height = 32767}, xconfigurerequest = {type = 0, serial = 13887776, 
            send_event = 39846145, display = 0x109d, parent = 140737471593993, 
            window = 140737284683976, x = 0, y = 0, width = 49864672, 
            height = 0, border_width = 13901120, above = 140737488334960, 
            detail = 13887776, value_mask = 140737351945365}, xcirculate = {
            type = 0, serial = 13887776, send_event = 39846145, 
            display = 0x109d, event = 140737471593993, 
            window = 140737284683976, place = 0}, xcirculaterequest = {
            type = 0, serial = 13887776, send_event = 39846145, 
            display = 0x109d, parent = 140737471593993, 
            window = 140737284683976, place = 0}, xproperty = {type = 0, 
            serial = 13887776, send_event = 39846145, display = 0x109d, 
            window = 140737471593993, atom = 140737284683976, time = 0, 
            state = 49864672}, xselectionclear = {type = 0, serial = 13887776, 
            send_event = 39846145, display = 0x109d, window = 140737471593993, 
            selection = 140737284683976, time = 0}, xselectionrequest = {
            type = 0, serial = 13887776, send_event = 39846145, 
            display = 0x109d, owner = 140737471593993, 
            requestor = 140737284683976, selection = 0, target = 49864672, 
            property = 13901120, time = 140737488334960}, xselection = {
            type = 0, serial = 13887776, send_event = 39846145, 
            display = 0x109d, requestor = 140737471593993, 
            selection = 140737284683976, target = 0, property = 49864672, 
            time = 13901120}, xcolormap = {type = 0, serial = 13887776, 
            send_event = 39846145, display = 0x109d, window = 140737471593993, 
            colormap = 140737284683976, new = 0, state = 0}, xclient = {
            type = 0, serial = 13887776, send_event = 39846145, 
            display = 0x109d, window = 140737471593993, 
            message_type = 140737284683976, format = 0, data = {
              b = "\340\337\370\002\000\000\000\000@\035\324\000\000\000\000\000p\260\377\377", s = {-8224, 760, 0, 0, 7488, 212, 0, 0, -20368, -1}, l = {
                49864672, 13901120, 140737488334960, 13887776, 
                140737351945365}}}, xmapping = {type = 0, serial = 13887776, 
            send_event = 39846145, display = 0x109d, window = 140737471593993, 
            request = -203671352, first_keycode = 32767, count = 0}, xerror = {
            type = 0, display = 0xd3e920, resourceid = 39846145, 
            serial = 4253, error_code = 9 '\t', request_code = 62 '>', 
            minor_code = 0 '\000'}, xkeymap = {type = 0, serial = 13887776, 
            send_event = 39846145, display = 0x109d, window = 140737471593993, 
            key_vector = "\310\070\334\363\377\177\000\000\000\000\000\000\000\000\000\000\340\337\370\002\000\000\000\000@\035\324\000\000\000\000"}, 
          xgeneric = {type = 0, serial = 13887776, send_event = 39846145, 
            display = 0x109d, extension = -16761335, evtype = 32767}, 
          xcookie = {type = 0, serial = 13887776, send_event = 39846145, 
            display = 0x109d, extension = -16761335, evtype = 32767, 
            cookie = 4091295944, data = 0x0}, pad = {0, 13887776, 39846145, 
            4253, 140737471593993, 140737284683976, 0, 49864672, 13901120, 
            140737488334960, 13887776, 140737351945365, 140733193388037, 0, 2, 
            140737281346368, 0, 13887776, 47488720, 140737351972645, 0, -1, 1, 
            47488720}}
        async = <optimised out>
        next = <optimised out>
#6  0x00007ffff3ad0871 in handle_error (dpy=dpy@entry=0xd3e920, 
    err=err@entry=0x2d49ed0, in_XReply=in_XReply@entry=1)
    at ../../src/xcb_io.c:212
        ext = <optimised out>
        ret_code = 0
#7  0x00007ffff3ad08b5 in handle_response (dpy=dpy@entry=0xd3e920, 
    response=0x2d49ed0, in_XReply=in_XReply@entry=1) at ../../src/xcb_io.c:324
        async = <optimised out>
        next = <optimised out>
#8  0x00007ffff3ad14a8 in _XReply (dpy=dpy@entry=0xd3e920, 
    rep=rep@entry=0x7fffffffb070, extra=extra@entry=0, discard=discard@entry=1)
    at ../../src/xcb_io.c:626
        event = <optimised out>
        req = 0x229a3b0
        response = 0x2f8dfe0
        error = 0x0
        c = 0xd41d40
        reply = <optimised out>
        current = 0x229a3b0
        __PRETTY_FUNCTION__ = "_XReply"
#9  0x00007ffff3acce5d in XSync (dpy=0xd3e920, discard=discard@entry=0)
    at ../../src/Sync.c:44
        rep = {type = 32 ' ', revertTo = 158 '\236', sequenceNumber = 724, 
          length = 0, focus = 39041368, pad1 = 0, pad2 = 1, pad3 = 0, 
          pad4 = 39041368, pad5 = 0}
#10 0x00007ffff3acceeb in _XSyncFunction (dpy=<optimised out>)
    at ../../src/Synchro.c:35
No locals.
#11 0x00007ffff3aae63a in XCopyArea (dpy=0xd3e920, src_drawable=39846356, 
    dst_drawable=39846145, gc=0x1ff8b20, src_x=0, src_y=0, width=1, 
    height=200, dst_x=0, dst_y=0) at ../../src/CopyArea.c:61
        req = <optimised out>
#12 0x00007ffff3204f76 in _cairo_xlib_surface_put_shm (surface=0x4a4e530)
    at /build/buildd/cairo-1.12.14/src/cairo-xlib-surface-shm.c:1100
        rects = 0x7fffffffb150
        i = <optimised out>
        stack_rects = {{x = 0, y = 0, width = 0, height = 0}, {x = 0, y = 0, 
            width = 0, height = 0}, {x = 0, y = 0, width = 0, height = 0}, {
            x = 0, y = 0, width = 0, height = 0}, {x = 0, y = 0, width = 0, 
            height = 0}, {x = 0, y = 0, width = 0, height = 0}, {x = 0, y = 0, 
            width = 0, height = 0}, {x = -14880, y = 380, width = 0, 
            height = 0}, {x = 5174, y = -13378, width = 32767, height = 0}, {
            x = -19040, y = -1, width = 32767, height = 0}, {x = -7936, 
            y = -10099, width = 32767, height = 0}, {x = 0, y = 0, width = 0, 
            height = 0}, {x = 0, y = 0, width = 0, height = 0}, {x = 13287, 
            y = -2473, width = 32767, height = 0}, {x = 5174, y = -13378, 
            width = 32767, height = 0}, {x = 32, y = 0, width = 48, 
            height = 0}, {x = -19792, y = -1, width = 32767, height = 0}, {
            x = -20000, y = -1, width = 32767, height = 0}, {x = 0, y = 0, 
            width = 0, height = 0}, {x = 13287, y = -2473, width = 32767, 
            height = 0}, {x = -19780, y = -1, width = 32767, height = 0}, {
            x = 0, y = 0, width = 0, height = 0}, {x = -4800, y = 548, 
            width = 0, height = 0}, {x = -19488, y = 165, width = 0, 
            height = 0}, {x = -19280, y = -1, width = 32767, height = 0}, {
            x = -19872, y = -1, width = 32767, height = 0}, {x = -19732, 
            y = -1, width = 32767, height = 0}, {x = 0, y = 0, width = 0, 
            height = 0}, {x = -4800, y = 548, width = 0, height = 0}, {
            x = -19488, y = 165, width = 0, height = 0}, {x = -5888, 
            y = -10099, width = 32767, height = 0}, {x = -14656, y = -10102, 
            width = 32767, height = 0}, {x = 4608, y = -10104, width = 32767, 
            height = 0}, {x = -31479, y = -13569, width = 32767, height = 0}, {
            x = 10, y = 0, width = 10, height = 0}, {x = 10, y = 0, 
            width = 32767, height = 0}, {x = 0, y = 0, width = 0, height = 0}, 
          {x = -8160, y = -10099, width = 0, height = 0}, {x = 0, y = 0, 
            width = 32767, height = 0}, {x = 0, y = 0, width = 0, height = 0}, 
          {x = -32768, y = 17371, width = 32767, height = 0}, {x = -27376, 
            y = -10100, width = 32767, height = 0}, {x = 0, y = 0, width = 0, 
            height = 0}, {x = -23602, y = -2989, width = 0, height = 16984}, {
            x = -14656, y = -10102, width = 32767, height = 0}, {x = -13458, 
            y = -13557, width = 32767, height = 0}, {x = -14880, y = 380, 
            width = 0, height = 0}, {x = 26639, y = -13429, width = 32767, 
            height = 0}, {x = -6888, y = -10099, width = 32767, height = 0}, {
            x = 8319, y = -13467, width = 32767, height = 0}, {x = -16384, 
            y = 17447, width = 32767, height = 0}, {x = 0, y = 0, width = 0, 
            height = 0}, {x = 0, y = 17256, width = 0, height = 17096}, {
            x = -19040, y = -1, width = 32767, height = 0}, {x = -1584, 
            y = 645, width = 0, height = 0}, {x = -7264, y = -3258, 
            width = 32767, height = 0}, {x = 1, y = 0, width = 0, height = 0}, 
          {x = 24640, y = -10106, width = 32767, height = 0}, {x = 22896, 
            y = -13586, width = 32767, height = 0}, {x = 25211, y = -3298, 
            width = 32767, height = 0}, {x = 0, y = 0, width = 0, height = 0}, 
          {x = 12193, y = -13574, width = 32767, height = 0}, {x = -19504, 
            y = -1, width = 32767, height = 0}, {x = -32768, y = 17371, 
            width = 0, height = 16984}, {x = 0, y = 0, width = 1, height = 0}, 
          {x = 1, y = 0, width = 54, height = 0}, {x = 0, y = 0, width = 0, 
            height = 0}, {x = -1532, y = 645, width = 0, height = 0}, {x = 1, 
            y = 0, width = 1, height = 0}, {x = -19616, y = -1, width = 32767, 
            height = 0}, {x = 232, y = 0, width = 100, height = 0}, {
            x = -19152, y = -1, width = 32767, height = 0}, {x = -19268, 
            y = -1, width = 32767, height = 0}, {x = -15525, y = -3301, 
            width = 32767, height = 0}, {x = 0, y = 0, width = 0, height = 0}, 
          {x = -19016, y = -1, width = 32767, height = 0}, {x = 0, y = 0, 
            width = 0, height = 16368}, {x = -29084, y = -13569, 
            width = 32767, height = 0}, {x = 0, y = -16384, width = 65535, 
            height = 16735}, {x = -19040, y = -1, width = 32767, height = 0}, {
            x = 0, y = 0, width = 0, height = 0}, {x = 0, y = 0, width = 0, 
            height = 0}, {x = 0, y = 0, width = 0, height = 16368}, {
            x = -19184, y = -1, width = 32767, height = 0}, {x = -19152, 
            y = -1, width = 32767, height = 0}, {x = -17283, y = -3301, 
            width = 32767, height = 0}, {x = 0, y = 0, width = 0, 
            height = 16368}, {x = -19220, y = -1, width = 32767, height = 0}, {
            x = 0, y = 0, width = 0, height = 17080}, {x = 0, y = 0, 
            width = 0, height = 0}, {x = 0, y = 0, width = 0, height = 0}, {
            x = -10378, y = -3304, width = 32767, height = 0}, {x = 0, y = 0, 
            width = 0, height = 0}, {x = 0, y = 0, width = 0, height = 0}, {
            x = -19252, y = -1, width = 32767, height = 0}, {x = -19280, 
            y = -1, width = 32767, height = 0}, {x = -19252, y = -1, 
            width = 32767, height = 0}, {x = -19220, y = -1, width = 32767, 
            height = 0}, {x = 0, y = 0, width = 0, height = 0}, {x = -7264, 
            y = -3258, width = 32767, height = 0}, {x = -7320, y = 380, 
            width = 0, height = 0}, {x = 0, y = 0, width = 0, height = 0}, {
            x = -1584, y = 645, width = 0, height = 0}, {x = -16466, 
            y = -3304, width = 32767, height = 0}, {x = -7424, y = -3258, 
            width = 32767, height = 0}, {x = -598, y = -3304, width = 32767, 
            height = 0}, {x = -18976, y = -1, width = 32767, height = 0}, {
            x = -26214, y = -26215, width = 39321, height = 16313}, {
            x = -7488, y = 1262, width = 0, height = 0}, {x = 1, y = 0, 
            width = 0, height = 0}, {x = 0, y = 0, width = 1, height = 0}, {
            x = 200, y = 0, width = 0, height = 0}, {x = 0, y = 0, width = 1, 
            height = 0}, {x = 200, y = 0, width = 0, height = 0}, {x = 0, 
            y = 0, width = 835, height = 0}, {x = 300, y = 0, width = 0, 
            height = 0}, {x = 0, y = 0, width = 1, height = 0}, {x = 200, 
            y = 0, width = 0, height = 0}, {x = 0, y = 0, width = 1, 
            height = 0}, {x = 200, y = 0, width = 2, height = 0}, {x = 0, 
            y = 0, width = 0, height = 0}, {x = 1, y = 0, width = 200, 
            height = 0}, {x = 0, y = 0, width = 0, height = 0}, {x = -10378, 
            y = -3304, width = 32767, height = 0}, {x = 0, y = 0, width = 0, 
            height = 0}, {x = 0, y = 0, width = 0, height = 0}, {x = 24, 
            y = 0, width = 11552, height = 14132}, {x = 0, y = 0, width = 0, 
            height = 0}, {x = -4528, y = 731, width = 0, height = 0}, {
            x = -4528, y = 731, width = 0, height = 0}, {x = 1, y = 0, 
            width = 3, height = 0}, {x = 0, y = 0, width = 0, height = 0}, {
            x = 0, y = 0, width = 0, height = 16368}, {x = 0, y = 0, 
            width = 0, height = 0}, {x = 0, y = 0, width = 0, height = 0}, {
            x = 0, y = 0, width = 0, height = 16368}, {x = 0, y = 0, 
            width = 0, height = 0}, {x = 0, y = 0, width = 0, height = 0}, {
            x = 0, y = 0, width = 0, height = 16368}, {x = -6864, y = 1188, 
            width = 0, height = 0}, {x = 0, y = -128, width = 65535, 
            height = 255}, {x = -1, y = 255, width = 0, height = 0}, {x = 0, 
            y = 0, width = 835, height = 0}, {x = 300, y = 0, width = 0, 
            height = 0}, {x = 0, y = 0, width = 835, height = 0}, {x = 300, 
            y = 0, width = 0, height = 0}, {x = 0, y = 0, width = 835, 
            height = 0}, {x = 300, y = 0, width = 0, height = 0}, {x = 0, 
            y = 0, width = 835, height = 0}, {x = 300, y = 0, width = 2, 
            height = 0}, {x = 0, y = 0, width = 0, height = 0}, {x = 25408, 
            y = 160, width = 0, height = 0}, {x = 25408, y = 160, width = 0, 
            height = 0}, {x = 5174, y = -13378, width = 32767, height = 0}, {
            x = 0, y = 0, width = 0, height = 0}, {x = 0, y = 0, width = 0, 
            height = 0}, {x = 24, y = 0, width = 68, height = 0}, {x = 0, 
            y = 0, width = 0, height = 0}, {x = 3296, y = 484, width = 0, 
            height = 0}, {x = 3296, y = 484, width = 0, height = 0}, {x = 0, 
            y = 0, width = 1, height = 0}, {x = 3, y = 0, width = 0, 
            height = 0}, {x = 0, y = 0, width = 0, height = 16368}, {x = 0, 
            y = 0, width = 0, height = 0}, {x = 0, y = 0, width = 0, 
            height = 0}, {x = 0, y = 0, width = 0, height = 16368}, {x = 0, 
            y = 0, width = 0, height = 0}, {x = 0, y = 0, width = 0, 
            height = 0}, {x = 0, y = 0, width = 0, height = 16368}, {x = 0, 
            y = 0, width = 0, height = 16368}, {x = 0, y = 0, width = 0, 
            height = 16368}, {x = 0, y = 0, width = 0, height = 16368}, {
            x = 0, y = 0, width = 0, height = 16368}, {x = -1, y = -1, 
            width = 65535, height = 65535}, {x = -18720, y = -1, 
            width = 32767, height = 0}, {x = -11618, y = -3888, width = 32767, 
            height = 0}, {x = 25408, y = 160, width = 0, height = 0}, {x = 0, 
            y = 0, width = 0, height = 16368}, {x = 16, y = 0, width = 0, 
            height = 65535}, {x = 14144, y = -2263, width = 32767, 
            height = 0}, {x = 16, y = 0, width = 0, height = 0}, {x = -25056, 
            y = 724, width = 0, height = 0}, {x = 0, y = 0, width = 0, 
            height = 0}, {x = 7488, y = 212, width = 0, height = 0}, {x = 0, 
            y = 0, width = 0, height = 0}, {x = 13766, y = -2082, 
            width = 32767, height = 0}, {x = 0, y = 0, width = 0, height = 0}, 
          {x = 20, y = 0, width = 0, height = 0}, {x = -18224, y = -1, 
            width = 32767, height = 0}, {x = 103, y = 0, width = 0, 
            height = 0}, {x = 6212, y = -9170, width = 0, height = 0}, {
            x = 16032, y = -2082, width = 32767, height = 0}, {x = 0, y = 0, 
            width = 0, height = 0}, {x = 4, y = 0, width = 0, height = 0}, {
            x = -18335, y = 880, width = 0, height = 0}, {x = -14872, 
            y = -3306, width = 32767, height = 0}, {x = -16172, y = -3306, 
            width = 32767, height = 0}, {x = 14144, y = -2263, width = 32767, 
            height = 0}, {x = -14872, y = -3306, width = 32767, height = 0}, {
            x = -25056, y = 724, width = 0, height = 0}...}
        r = {x = 0, y = 0, width = 1, height = 200}
        n_rects = 1
        shm = 0x2c80500
        display = 0x315c800
        damage = 0x253b920
        gc = 0x1ff8b20
        status = CAIRO_INT_STATUS_SUCCESS
#13 0x00007ffff32006a9 in _cairo_xlib_surface_flush (
    abstract_surface=0x4a4e530, flags=1)
    at /build/buildd/cairo-1.12.14/src/cairo-xlib-surface.c:1500
        status = CAIRO_INT_STATUS_INVALID_STATUS
#14 0x00007ffff31d2b8d in _cairo_surface_finish_snapshots (surface=0x4a4e530)
    at /build/buildd/cairo-1.12.14/src/cairo-surface.c:994
No locals.
#15 cairo_surface_destroy (surface=0x4a4e530)
    at /build/buildd/cairo-1.12.14/src/cairo-surface.c:938
No locals.
#16 INT_cairo_surface_destroy (surface=0x4a4e530)
    at /build/buildd/cairo-1.12.14/src/cairo-surface.c:924
No locals.
#17 0x00007ffff31b80d8 in INT_cairo_pattern_destroy (pattern=0x2dbee30)
    at /build/buildd/cairo-1.12.14/src/cairo-pattern.c:1131
        type = CAIRO_PATTERN_TYPE_SURFACE
        __PRETTY_FUNCTION__ = "cairo_pattern_destroy"
#18 0x00007ffff3195a27 in _cairo_gstate_fini (gstate=0x17ce030)
    at /build/buildd/cairo-1.12.14/src/cairo-gstate.c:225
No locals.
#19 0x00007ffff31925fd in _cairo_default_context_fini (cr=cr@entry=0x17ce000)
    at /build/buildd/cairo-1.12.14/src/cairo-default-context.c:75
No locals.
#20 0x00007ffff3192679 in _cairo_default_context_destroy (
    abstract_cr=0x17ce000)
    at /build/buildd/cairo-1.12.14/src/cairo-default-context.c:93
        cr = 0x17ce000
#21 0x00007fffca7dc174 in ~RefPtr (this=<synthetic pointer>, 
    __in_chrg=<optimised out>) at ../Source/WTF/wtf/RefPtr.h:56
No locals.
#22 WebKit::ChromeClient::widgetSizeChanged (this=this@entry=0x4b6ae00, 
    oldWidgetSize=..., newSize=...)
    at ../Source/WebKit/gtk/WebCoreSupport/ChromeClientGtk.cpp:472
        cr = {m_ptr = 0x17ce000}
        backingStore = <optimised out>
#23 0x00007fffca814c93 in resizeWebViewFromAllocation (
    webView=webView@entry=0x17cc5e0, 
    allocation=allocation@entry=0x7fffffffc170, sizeChanged=<optimised out>)
    at ../Source/WebKit/gtk/webkit/webkitwebview.cpp:877
        page = 0x4b7a000
        oldSize = {m_width = 1, m_height = 200}
        frameView = 0x7fffd88ac6c0
        chromeClient = 0x4b6ae00
#24 0x00007fffca814da9 in webkit_web_view_size_allocate (widget=0x17cc5e0, 
    allocation=0x7fffffffc170)
    at ../Source/WebKit/gtk/webkit/webkitwebview.cpp:894
        oldAllocation = {x = 0, y = 0, width = 1, height = 200}
        sizeChanged = <optimised out>
        webView = 0x17cc5e0
#25 0x00007ffff656e7a0 in g_cclosure_marshal_VOID__BOXEDv (closure=0xd1ca70, 
    return_value=<optimised out>, instance=<optimised out>, 
    args=<optimised out>, marshal_data=<optimised out>, 
    n_params=<optimised out>, param_types=0xbf3900)
    at /build/buildd/glib2.0-2.36.0/./gobject/gmarshal.c:1160
        cc = 0xd1ca70
        data1 = <optimised out>
        data2 = <optimised out>
        callback = <optimised out>
        arg0 = 0x7fffffffc170
        args_copy = {{gp_offset = 32, fp_offset = 48, 
            overflow_arg_area = 0x7fffffffc0e0, 
            reg_save_area = 0x7fffffffc020}}
#26 0x00007ffff656b81b in _g_closure_invoke_va (closure=0xd1ca70, 
    return_value=0x0, instance=0x17cc5e0, args=0x7fffffffc008, n_params=1, 
    param_types=0xbf3900)
    at /build/buildd/glib2.0-2.36.0/./gobject/gclosure.c:840
        marshal = 0x7ffff6569c80 <g_type_class_meta_marshalv>
        marshal_data = 0xd8
        in_marshal = 1
        real_closure = 0xd1ca50
        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
#27 0x00007ffff65842df in g_signal_emit_valist (instance=0x17cc5e0, 
    signal_id=<optimised out>, detail=0, 
    var_args=var_args@entry=0x7fffffffc008)
    at /build/buildd/glib2.0-2.36.0/./gobject/gsignal.c:3234
        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}}}
        accumulator = 0x0
        emission = {next = 0x7fffffffc3a0, instance = 0x17cc5e0, ihint = {
            signal_id = 10, detail = 0, run_type = G_SIGNAL_RUN_FIRST}, 
          state = EMISSION_RUN, chain_type = 35974464}
        signal_id = 10
        instance_type = <optimised out>
        emission_return = {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}}}
        rtype = 4
        static_scope = 0
        fastpath_handler = <optimised out>
        closure = 0xd1ca70
        run_type = G_SIGNAL_RUN_FIRST
        hlist = 0x0
        l = <optimised out>
        fastpath = 0
        instance_and_params = <optimised out>
        signal_return_type = <optimised out>
        param_values = <optimised out>
        node = 0xbf3920
        i = <optimised out>
        n_params = <optimised out>
        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
#28 0x00007ffff6584f92 in g_signal_emit (instance=instance@entry=0x17cc5e0, 
    signal_id=<optimised out>, detail=detail@entry=0)
    at /build/buildd/glib2.0-2.36.0/./gobject/gsignal.c:3384
        var_args = {{gp_offset = 24, fp_offset = 48, 
            overflow_arg_area = 0x7fffffffc0e0, 
            reg_save_area = 0x7fffffffc020}}
#29 0x00007ffff4532b8a in gtk_widget_size_allocate (
    widget=widget@entry=0x17cc5e0, allocation=allocation@entry=0x7fffffffc1f0)
    at /build/buildd/gtk+3.0-3.8.2/./gtk/gtkwidget.c:5341
        priv = 0x17cc610
        real_allocation = {x = 0, y = 0, width = 835, height = 250}
        old_allocation = {x = 0, y = 0, width = 1, height = 200}
        adjusted_allocation = {x = 0, y = 0, width = 835, height = 250}
        alloc_needed = 1
        size_changed = 1
        position_changed = 0
        natural_width = 835
        natural_height = 250
        dummy = 0
        min_width = 835
        min_height = 250
        __PRETTY_FUNCTION__ = "gtk_widget_size_allocate"
#30 0x00007ffff44399c0 in gtk_offscreen_window_size_allocate (
    widget=0x1d82da0, allocation=0x7fffffffc7d0)
    at /build/buildd/gtk+3.0-3.8.2/./gtk/gtkoffscreenwindow.c:150
        child_alloc = {x = 0, y = 0, width = 835, height = 250}
        bin = 0x1d82da0
        child = 0x17cc5e0
        border_width = <optimised out>
#31 0x00007ffff656b620 in g_closure_invoke (closure=0xd1ca70, 
    return_value=0x0, n_param_values=2, param_values=0x7fffffffc410, 
    invocation_hint=0x7fffffffc3b0)
    at /build/buildd/glib2.0-2.36.0/./gobject/gclosure.c:777
        marshal = 0x7ffff656a280 <g_type_class_meta_marshal>
        marshal_data = 0xd8
        in_marshal = 0
        real_closure = 0xd1ca50
        __PRETTY_FUNCTION__ = "g_closure_invoke"
#32 0x00007ffff657c544 in signal_emit_unlocked_R (node=node@entry=0xbf3920, 
    detail=detail@entry=0, instance=instance@entry=0x1d82da0, 
    emission_return=emission_return@entry=0x0, 
    instance_and_params=instance_and_params@entry=0x7fffffffc410)
    at /build/buildd/glib2.0-2.36.0/./gobject/gsignal.c:3514
        accumulator = 0x0
        emission = {next = 0x7fffffffc9f0, instance = 0x1d82da0, ihint = {
            signal_id = 10, detail = 0, run_type = G_SIGNAL_RUN_FIRST}, 
          state = EMISSION_RUN, chain_type = 26697376}
        class_closure = 0xd1ca70
        hlist = 0x4b7c000
        handler_list = <optimised out>
        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 = 10
        max_sequential_handler_number = 2907
        return_value_altered = <optimised out>
#33 0x00007ffff6584d11 in g_signal_emit_valist (instance=0x1d82da0, 
    signal_id=<optimised out>, detail=0, 
    var_args=var_args@entry=0x7fffffffc668)
    at /build/buildd/glib2.0-2.36.0/./gobject/gsignal.c:3328
        instance_and_params = 0x7fffffffc410
        signal_return_type = 4
        param_values = 0x7fffffffc428
        node = 0xbf3920
        i = <optimised out>
        n_params = 1
        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
#34 0x00007ffff6584f92 in g_signal_emit (instance=instance@entry=0x1d82da0, 
    signal_id=<optimised out>, detail=detail@entry=0)
    at /build/buildd/glib2.0-2.36.0/./gobject/gsignal.c:3384
        var_args = {{gp_offset = 32, fp_offset = 48, 
            overflow_arg_area = 0x7fffffffc740, 
            reg_save_area = 0x7fffffffc680}}
#35 0x00007ffff4532b8a in gtk_widget_size_allocate (
    widget=widget@entry=0x1d82da0, allocation=allocation@entry=0x7fffffffc850)
    at /build/buildd/gtk+3.0-3.8.2/./gtk/gtkwidget.c:5341
        priv = 0x1d82de0
        real_allocation = {x = 0, y = 0, width = 835, height = 250}
        old_allocation = {x = 0, y = 0, width = 1, height = 200}
        adjusted_allocation = {x = 0, y = 0, width = 835, height = 250}
        alloc_needed = 1
        size_changed = 1
        position_changed = 0
        natural_width = 835
        natural_height = 250
        dummy = 0
        min_width = 835
        min_height = 250
        __PRETTY_FUNCTION__ = "gtk_widget_size_allocate"
#36 0x00007ffff44398d0 in gtk_offscreen_window_resize (widget=0x1d82da0)
    at /build/buildd/gtk+3.0-3.8.2/./gtk/gtkoffscreenwindow.c:206
        allocation = {x = 0, y = 0, width = 835, height = 250}
        requisition = {width = 835, height = 250}
#37 0x00007ffff656b8e7 in _g_closure_invoke_va (closure=0xd20ba0, 
    return_value=0x0, instance=0x1d82da0, args=0x7fffffffcb38, n_params=0, 
    param_types=0x0) at /build/buildd/glib2.0-2.36.0/./gobject/gclosure.c:840
        marshal = 0x7ffff6569c80 <g_type_class_meta_marshalv>
        marshal_data = 0x348
        in_marshal = 0
        real_closure = 0xd20b80
        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
#38 0x00007ffff65842df in g_signal_emit_valist (instance=0x1d82da0, 
    signal_id=<optimised out>, detail=0, 
    var_args=var_args@entry=0x7fffffffcb38)
    at /build/buildd/glib2.0-2.36.0/./gobject/gsignal.c:3234
        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}}}
        accumulator = 0x0
        emission = {next = 0x7fffffffcdb0, instance = 0x1d82da0, ihint = {
            signal_id = 74, detail = 0, run_type = G_SIGNAL_RUN_LAST}, 
          state = EMISSION_RUN, chain_type = 26697376}
        signal_id = 74
        instance_type = <optimised out>
        emission_return = {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}}}
        rtype = 4
        static_scope = 0
        fastpath_handler = <optimised out>
        closure = 0xd20ba0
        run_type = G_SIGNAL_RUN_LAST
        hlist = 0x0
        l = <optimised out>
        fastpath = 0
        instance_and_params = <optimised out>
        signal_return_type = <optimised out>
        param_values = <optimised out>
        node = 0xd20bd0
        i = <optimised out>
        n_params = <optimised out>
        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
#39 0x00007ffff6584f92 in g_signal_emit (instance=<optimised out>, 
    signal_id=<optimised out>, detail=<optimised out>)
    at /build/buildd/glib2.0-2.36.0/./gobject/gsignal.c:3384
        var_args = {{gp_offset = 24, fp_offset = 48, 
            overflow_arg_area = 0x7fffffffcc10, 
            reg_save_area = 0x7fffffffcb50}}
#40 0x00007ffff43698ae in gtk_container_idle_sizer (clock=0x1bfab10, 
    container=0x1d82da0)
    at /build/buildd/gtk+3.0-3.8.2/./gtk/gtkcontainer.c:1671
No locals.
#41 0x00007ffff656b8e7 in _g_closure_invoke_va (closure=0x21a2db0, 
    return_value=0x0, instance=0x1bfab10, args=0x7fffffffcf68, n_params=0, 
    param_types=0x0) at /build/buildd/glib2.0-2.36.0/./gobject/gclosure.c:840
        marshal = 0x7ffff656d4f0 <g_cclosure_marshal_VOID__VOIDv>
        marshal_data = 0x0
        in_marshal = 0
        real_closure = 0x21a2d90
        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
#42 0x00007ffff65842df in g_signal_emit_valist (
    instance=instance@entry=0x1bfab10, signal_id=signal_id@entry=139, 
    detail=detail@entry=0, var_args=var_args@entry=0x7fffffffcf68)
    at /build/buildd/glib2.0-2.36.0/./gobject/gsignal.c:3234
        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}}}
        accumulator = 0x0
        emission = {next = 0x0, instance = 0x1bfab10, ihint = {
            signal_id = 139, detail = 0, run_type = G_SIGNAL_RUN_FIRST}, 
          state = EMISSION_RUN, chain_type = 13947664}
        signal_id = 139
        instance_type = <optimised out>
        emission_return = {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}}}
        rtype = 4
        static_scope = 0
        fastpath_handler = <optimised out>
        closure = 0x21a2db0
        run_type = G_SIGNAL_RUN_FIRST
        hlist = 0x7fffe400f950
        l = <optimised out>
        fastpath = 0
        instance_and_params = <optimised out>
        signal_return_type = <optimised out>
        param_values = <optimised out>
        node = 0xd4cc40
        i = <optimised out>
        n_params = <optimised out>
        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
#43 0x00007ffff65854b9 in g_signal_emit_by_name (
    instance=instance@entry=0x1bfab10, 
    detailed_signal=detailed_signal@entry=0x7ffff4044fea "layout")
    at /build/buildd/glib2.0-2.36.0/./gobject/gsignal.c:3424
        var_args = {{gp_offset = 16, fp_offset = 48, 
            overflow_arg_area = 0x7fffffffd0a0, 
            reg_save_area = 0x7fffffffcfb0}}
        detail = 0
        signal_id = 139
        itype = 13947664
        __PRETTY_FUNCTION__ = "g_signal_emit_by_name"
#44 0x00007ffff4000ff7 in gdk_frame_clock_paint_idle (data=0x1bfab10)
    at /build/buildd/gtk+3.0-3.8.2/./gdk/gdkframeclockidle.c:400
        clock = 0x1bfab10
        clock_idle = 0x1bfab10
        priv = 0x1bfabd0
        skip_to_resume_events = <optimised out>
        timings = 0x7fffe4004aa0
#45 0x00007ffff3ff3450 in gdk_threads_dispatch (data=0x4c1a920, 
    data@entry=<error reading variable: value has been optimised out>)
    at /build/buildd/gtk+3.0-3.8.2/./gdk/gdk.c:788
        dispatch = 0x4c1a920
        ret = 0
#46 0x00007ffff62a8b1b in g_timeout_dispatch (source=source@entry=0x20ab690, 
    callback=<optimised out>, user_data=<optimised out>)
    at /build/buildd/glib2.0-2.36.0/./glib/gmain.c:4413
        timeout_source = <optimised out>
        again = <optimised out>
#47 0x00007ffff62a7f05 in g_main_dispatch (context=0xd39970)
    at /build/buildd/glib2.0-2.36.0/./glib/gmain.c:3054
        dispatch = 0x7ffff62a8b00 <g_timeout_dispatch>
        was_in_call = 0
        user_data = 0x4c1a920
        callback = 0x7ffff3ff3420 <gdk_threads_dispatch>
        cb_funcs = 0x7ffff6559a00 <g_source_callback_funcs>
        cb_data = 0x23ba720
        current_source_link = {data = 0x20ab690, next = 0x0}
        need_destroy = <optimised out>
        source = 0x20ab690
        current = 0xd29660
        i = <optimised out>
#48 g_main_context_dispatch (context=context@entry=0xd39970)
    at /build/buildd/glib2.0-2.36.0/./glib/gmain.c:3630
No locals.
#49 0x00007ffff62a8248 in g_main_context_iterate (context=0xd39970, 
    block=block@entry=1, dispatch=dispatch@entry=1, self=<optimised out>)
    at /build/buildd/glib2.0-2.36.0/./glib/gmain.c:3701
        max_priority = 120
        timeout = 0
        some_ready = 1
        allocated_nfds = <optimised out>
        fds = 0x1b2e9b0
        nfds = <optimised out>
#50 0x00007ffff62a86ba in g_main_loop_run (loop=0x227f5d0)
    at /build/buildd/glib2.0-2.36.0/./glib/gmain.c:3895
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#51 0x00007ffff44030a5 in gtk_main ()
    at /build/buildd/gtk+3.0-3.8.2/./gtk/gtkmain.c:1156
        loop = 0x227f5d0
#52 0x00007ffff58f9c18 in ffi_call_unix64 ()
   from /usr/lib/x86_64-linux-gnu/libffi.so.6
No symbol table info available.
#53 0x00007ffff58f9580 in ffi_call ()
   from /usr/lib/x86_64-linux-gnu/libffi.so.6
No symbol table info available.
#54 0x00007ffff67b3ce4 in g_callable_info_invoke ()
   from /usr/lib/libgirepository-1.0.so.1
No symbol table info available.
#55 0x00007ffff67b504b in g_function_info_invoke ()
   from /usr/lib/libgirepository-1.0.so.1
No symbol table info available.
#56 0x00007ffff69f0f0a in ?? () from /usr/lib/python2.7/dist-packages/gi/_gi.so
No symbol table info available.
#57 0x000000000047d80a in PyEval_EvalFrameEx ()
No symbol table info available.
#58 0x00000000004e1050 in PyEval_EvalCodeEx ()
No symbol table info available.
#59 0x000000000047c034 in PyEval_EvalFrameEx ()
No symbol table info available.
#60 0x00000000004e09aa in PyEval_EvalCodeEx ()
No symbol table info available.
#61 0x0000000000540412 in PyEval_EvalCode ()
No symbol table info available.
#62 0x000000000054088b in ?? ()
No symbol table info available.
#63 0x00000000004658f6 in PyRun_FileExFlags ()
No symbol table info available.
#64 0x0000000000465e26 in PyRun_SimpleFileExFlags ()
No symbol table info available.
#65 0x0000000000466b9b in Py_Main ()
No symbol table info available.
#66 0x00007ffff6ef3ea5 in __libc_start_main (main=0x466c51 <main>, argc=2, 
    ubp_av=0x7fffffffde78, init=<optimised out>, fini=<optimised out>, 
    rtld_fini=<optimised out>, stack_end=0x7fffffffde68) at libc-start.c:260
        result = <optimised out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, 1312293642580542619, 
                5117452, 140737488346736, 0, 0, -1312293641451715429, 
                -1312278384662920037}, mask_was_saved = 0}}, priv = {pad = {
              0x0, 0x0, 0x5408b0 <__libc_csu_init>, 0x7fffffffde78}, data = {
              prev = 0x0, cleanup = 0x0, canceltype = 5507248}}}
        not_first_call = <optimised out>
#67 0x00000000004e1635 in _start ()
No symbol table info available.