.
Thread 3 (Thread 0xb39ffb40 (LWP 1556)):
#0  0xb7755424 in __kernel_vsyscall ()
No symbol table info available.
#1  0xb6e12020 in __GI___poll (fds=0xb3000c78, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
        resultvar = <optimized out>
        oldtype = -516
        result = <optimized out>
#2  0xb73c587b in g_poll (fds=0xb3000c78, nfds=1, timeout=-1) at /build/buildd/glib2.0-2.31.16/./glib/gpoll.c:132
No locals.
#3  0xb73b7e4e in g_main_context_poll (n_fds=1, fds=0xb3000c78, timeout=<optimized out>, context=0x80e2740, priority=<optimized out>) at /build/buildd/glib2.0-2.31.16/./glib/gmain.c:3412
        poll_func = 0xb73c5850 <g_poll>
#4  g_main_context_iterate (dispatch=1, block=-1220782000, context=0x80e2740, self=<optimized out>) at /build/buildd/glib2.0-2.31.16/./glib/gmain.c:3113
        timeout = -1
        some_ready = <optimized out>
        fds = 0xb3000c78
        max_priority = 2147483647
        nfds = 1
        allocated_nfds = <optimized out>
#5  g_main_context_iterate (context=0x80e2740, block=-1220782000, dispatch=1, self=<optimized out>) at /build/buildd/glib2.0-2.31.16/./glib/gmain.c:3055
        some_ready = 1
#6  0xb73b830b in g_main_loop_run (loop=0xb3000c68) at /build/buildd/glib2.0-2.31.16/./glib/gmain.c:3312
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#7  0xb774cf34 in dconf_context_thread (data=0x80e2740) at dconfcontext.c:11
        context = 0x80e2740
        loop = <optimized out>
        __PRETTY_FUNCTION__ = "dconf_context_thread"
#8  0xb73db183 in g_thread_proxy (data=0x80dc660) at /build/buildd/glib2.0-2.31.16/./glib/gthread.c:801
        thread = 0x80dc660
#9  0xb6ee1d4c in start_thread (arg=0xb39ffb40) at pthread_create.c:308
        __res = <optimized out>
        pd = 0xb39ffb40
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {-1225838604, 0, 4001536, -1281363032, -2133943021, 1662067993}, 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"
#10 0xb6e2076e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130
No locals.
Backtrace stopped: Not enough registers or memory available to unwind further
.
Thread 2 (Thread 0xb5594b40 (LWP 1543)):
#0  0xb7755424 in __kernel_vsyscall ()
No symbol table info available.
#1  0xb6e12020 in __GI___poll (fds=0xb4c023b0, nfds=3, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
        resultvar = <optimized out>
        oldtype = -516
        result = <optimized out>
#2  0xb73c587b in g_poll (fds=0xb4c023b0, nfds=3, timeout=-1) at /build/buildd/glib2.0-2.31.16/./glib/gpoll.c:132
No locals.
#3  0xb73b7e4e in g_main_context_poll (n_fds=3, fds=0xb4c023b0, timeout=<optimized out>, context=0x80d86e0, priority=<optimized out>) at /build/buildd/glib2.0-2.31.16/./glib/gmain.c:3412
        poll_func = 0xb73c5850 <g_poll>
#4  g_main_context_iterate (dispatch=1, block=-1220782000, context=0x80d86e0, self=<optimized out>) at /build/buildd/glib2.0-2.31.16/./glib/gmain.c:3113
        timeout = -1
        some_ready = <optimized out>
        fds = 0xb4c023b0
        max_priority = 2147483647
        nfds = 3
        allocated_nfds = <optimized out>
#5  g_main_context_iterate (context=0x80d86e0, block=-1220782000, dispatch=1, self=<optimized out>) at /build/buildd/glib2.0-2.31.16/./glib/gmain.c:3055
        some_ready = 3
#6  0xb73b830b in g_main_loop_run (loop=0x80d86b8) at /build/buildd/glib2.0-2.31.16/./glib/gmain.c:3312
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#7  0xb75a602a in gdbus_shared_thread_func (user_data=0x80d86c8) at /build/buildd/glib2.0-2.31.16/./gio/gdbusprivate.c:276
        data = 0x80d86c8
#8  0xb73db183 in g_thread_proxy (data=0x80d23b0) at /build/buildd/glib2.0-2.31.16/./glib/gthread.c:801
        thread = 0x80d23b0
#9  0xb6ee1d4c in start_thread (arg=0xb5594b40) at pthread_create.c:308
        __res = <optimized out>
        pd = 0xb5594b40
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {-1225838604, 0, 4001536, -1252441176, 229547294, 1662067993}, 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"
#10 0xb6e2076e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130
No locals.
Backtrace stopped: Not enough registers or memory available to unwind further
.
Thread 1 (Thread 0xb5796780 (LWP 1538)):
#0  dee_sequence_model_free_row (self=<optimized out>, iter=0x81e9b48) at dee-sequence-model.c:981
        priv = 0x81be630
        row = 0x0
        n_cols = 7
        i = <optimized out>
        tag_iter = <optimized out>
        row_tag_iter = <optimized out>
        dum = <optimized out>
        destroy = <optimized out>
#1  0xb769cf47 in dee_sequence_model_remove (self=0x81be608, iter_=0x81e9b48) at dee-sequence-model.c:482
        _self = 0x81be608
        iter = 0x81e9b48
        __PRETTY_FUNCTION__ = "dee_sequence_model_remove"
#2  0xb7692a15 in dee_model_remove (self=0x81be608, iter=0x81e9b48) at dee-model.c:1158
        iface = <optimized out>
        __PRETTY_FUNCTION__ = "dee_model_remove"
#3  0xb769a036 in dee_proxy_model_remove (self=0x80d3500, iter=0x81e9b48) at dee-proxy-model.c:522
No locals.
#4  0xb7692a15 in dee_model_remove (self=0x80d3500, iter=0x81e9b48) at dee-model.c:1158
        iface = <optimized out>
        __PRETTY_FUNCTION__ = "dee_model_remove"
#5  0xb76e3a4d in unity_results_synchronizer_on_row_removed (iter=0x80de748, provider=0x81138b8, self=0x81ba830) at unity-lens-tools.c:1228
        _tmp9_ = <optimized out>
        _tmp11_ = <optimized out>
        _tmp8_ = <optimized out>
        _tmp10_ = <optimized out>
        _tmp12_ = <optimized out>
        _tmp1_ = 0x81138b8
        _tmp4_ = 0x81138b8
        riter = <optimized out>
        _tmp7_ = <optimized out>
        _tmp2_ = 0x1
        tag = 0x1
        _tmp5_ = 0x80de748
        _tmp0_ = <optimized out>
        _tmp6_ = <optimized out>
        _tmp3_ = 0x1
#6  _unity_results_synchronizer_on_row_removed_dee_model_row_removed (_sender=0x81138b8, iter=0x80de748, self=0x81ba830) at unity-lens-tools.c:963
No locals.
#7  0xb749009a in g_cclosure_marshal_VOID__BOXED (closure=0x81c8490, return_value=0x0, n_param_values=2, param_values=0x80e1828, invocation_hint=0xbfd87f60, marshal_data=0x0) at /build/buildd/glib2.0-2.31.16/./gobject/gmarshal.c:574
        callback = 0xb76e39d0 <_unity_results_synchronizer_on_row_removed_dee_model_row_removed>
        cc = 0x81c8490
        data1 = 0x81138b8
        data2 = 0x81ba830
        __PRETTY_FUNCTION__ = "g_cclosure_marshal_VOID__BOXED"
#8  0xb748df8c in g_closure_invoke (closure=0x81c8490, return_value=0x0, n_param_values=2, param_values=0x80e1828, invocation_hint=0xbfd87f60) at /build/buildd/glib2.0-2.31.16/./gobject/gclosure.c:774
        marshal = 0xb748fff0 <g_cclosure_marshal_VOID__BOXED>
        marshal_data = 0x0
        in_marshal = 0
        __PRETTY_FUNCTION__ = "g_closure_invoke"
#9  0xb749f845 in signal_emit_unlocked_R (node=0x81b4a30, detail=0, instance=0x81138b8, emission_return=0x0, instance_and_params=0x80e1828) at /build/buildd/glib2.0-2.31.16/./gobject/gsignal.c:3302
        tmp = <optimized out>
        handler = 0x81c63a0
        accumulator = 0x0
        emission = {next = 0x0, instance = 0x81138b8, ihint = {signal_id = 24, detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 4}
        class_closure = 0x81758b8
        hlist = 0x81c8890
        handler_list = 0x81c63a0
        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 = 24
        max_sequential_handler_number = 202
        return_value_altered = 0
#10 0xb74a70c2 in g_signal_emit_valist (instance=0x81138b8, signal_id=24, detail=0, var_args=0xbfd88110 "\364\177k\267\270\070\021\bH\347\r\b\025*i\267\270\070\021\bH\347\r\bH\347\r\b\354:i\267\270\070\021\bH\347\r\b\250\257\r\b\364\177k\267\207)i\267\364\177k\267\270\070\021\b\224\363i\267\270\070\021\bH\347\r\b\250\257\r\b(\363i\267\364\177k\267\270\070\021\b\300/\005\b\355*i\267\270\070\021\b\b\n\033\bD\025\036\bH\025\036\b\002") at /build/buildd/glib2.0-2.31.16/./gobject/gsignal.c:3033
        instance_and_params = 0x80e1828
        signal_return_type = 4
        param_values = 0x80e183c
        node = 0x81b4a30
        i = <optimized out>
        n_params = 1
        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
#11 0xb74a7253 in g_signal_emit (instance=0x81138b8, signal_id=24, detail=0) at /build/buildd/glib2.0-2.31.16/./gobject/gsignal.c:3090
        var_args = 0xbfd8810c "H\347\r\b\364\177k\267\270\070\021\bH\347\r\b\025*i\267\270\070\021\bH\347\r\bH\347\r\b\354:i\267\270\070\021\bH\347\r\b\250\257\r\b\364\177k\267\207)i\267\364\177k\267\270\070\021\b\224\363i\267\270\070\021\bH\347\r\b\250\257\r\b(\363i\267\364\177k\267\270\070\021\b\300/\005\b\355*i\267\270\070\021\b\b\n\033\bD\025\036\bH\025\036\b\002"
#12 0xb769cf3e in dee_sequence_model_remove (self=0x81138b8, iter_=0x80de748) at dee-sequence-model.c:481
        _self = 0x81138b8
        iter = 0x80de748
        __PRETTY_FUNCTION__ = "dee_sequence_model_remove"
#13 0xb7692a15 in dee_model_remove (self=0x81138b8, iter=0x80de748) at dee-model.c:1158
        iface = <optimized out>
        __PRETTY_FUNCTION__ = "dee_model_remove"
#14 0xb769f394 in dee_serializable_model_clear (self=0x81138b8) at dee-serializable-model.c:467
        iter = 0x80de748
#15 0xb7692aed in dee_model_clear (self=0x81138b8) at dee-model.c:1178
        iface = <optimized out>
        __PRETTY_FUNCTION__ = "dee_model_clear"
#16 0x08052926 in unity_applications_lens_daemon_update_global_without_search_co (_data_=0x81cecf0) at daemon.c:1749
        __PRETTY_FUNCTION__ = "unity_applications_lens_daemon_update_global_without_search_co"
#17 0xb7729f57 in dispatch_async_callback (source_object=0x80dd810, res=0x81d3c38, user_data=0x81ea128) at zeitgeist-index.c:206
        var = <optimized out>
        ctx = 0x81ea128
#18 0xb7539bd0 in g_simple_async_result_complete (simple=0x81d3c38) at /build/buildd/glib2.0-2.31.16/./gio/gsimpleasyncresult.c:744
        current_source = <optimized out>
        current_context = <optimized out>
        __PRETTY_FUNCTION__ = "g_simple_async_result_complete"
#19 0xb75a198b in reply_cb (connection=0x80d3000, res=0xb3001e90, user_data=0x81d3c38) at /build/buildd/glib2.0-2.31.16/./gio/gdbusproxy.c:2518
        simple = 0x81d3c38
        value = 0xb4c12960
        error = 0x0
        fd_list = 0x0
#20 0xb7539bd0 in g_simple_async_result_complete (simple=0xb3001e90) at /build/buildd/glib2.0-2.31.16/./gio/gsimpleasyncresult.c:744
        current_source = <optimized out>
        current_context = <optimized out>
        __PRETTY_FUNCTION__ = "g_simple_async_result_complete"
#21 0xb7596ad8 in g_dbus_connection_call_done (source=0x80d3000, result=0x81cc790, user_data=0x81f3220) at /build/buildd/glib2.0-2.31.16/./gio/gdbusconnection.c:5300
        simple = 0xb3001e90
        connection = <optimized out>
        state = 0x81f3220
        error = 0x0
        reply = 0xb4c03150
#22 0xb7539bd0 in g_simple_async_result_complete (simple=0x81cc790) at /build/buildd/glib2.0-2.31.16/./gio/gsimpleasyncresult.c:744
        current_source = <optimized out>
        current_context = <optimized out>
        __PRETTY_FUNCTION__ = "g_simple_async_result_complete"
#23 0xb7539cfc in complete_in_idle_cb (data=0x81cc790) at /build/buildd/glib2.0-2.31.16/./gio/gsimpleasyncresult.c:756
        simple = <optimized out>
#24 0xb73b5520 in g_idle_dispatch (source=0xb4c126d0, callback=0xb7539cd0 <complete_in_idle_cb>, user_data=0x81cc790) at /build/buildd/glib2.0-2.31.16/./glib/gmain.c:4629
No locals.
#25 0xb73b7aba in g_main_dispatch (context=0x80d3938) at /build/buildd/glib2.0-2.31.16/./glib/gmain.c:2510
        dispatch = 0xb73b5500 <g_idle_dispatch>
        was_in_call = 0
        user_data = 0x81cc790
        callback = 0xb7539cd0 <complete_in_idle_cb>
        cb_funcs = 0xb74674f8
        cb_data = 0xb4c03db8
        current_source_link = {data = 0xb4c126d0, next = 0x0}
        need_destroy = <optimized out>
        source = 0xb4c126d0
        current = 0x80d7900
        i = <optimized out>
#26 g_main_context_dispatch (context=0x80d3938) at /build/buildd/glib2.0-2.31.16/./glib/gmain.c:3047
No locals.
#27 0xb73b7ec5 in g_main_context_iterate (dispatch=1, block=-1220782000, context=0x80d3938, self=<optimized out>) at /build/buildd/glib2.0-2.31.16/./glib/gmain.c:3118
        timeout = 433
        some_ready = 1
        fds = 0x81cc340
        max_priority = 2147483647
        nfds = <optimized out>
        allocated_nfds = <optimized out>
#28 g_main_context_iterate (context=0x80d3938, block=-1220782000, dispatch=1, self=<optimized out>) at /build/buildd/glib2.0-2.31.16/./glib/gmain.c:3055
        some_ready = 1
#29 0xb73b7fa1 in g_main_context_iteration (context=0x80d3938, may_block=1) at /build/buildd/glib2.0-2.31.16/./glib/gmain.c:3179
        retval = <optimized out>
#30 0xb756cedc in g_application_run (application=0x80df658, argc=0, argv=0x0) at /build/buildd/glib2.0-2.31.16/./gio/gapplication.c:1496
        arguments = 0x81c9f98
        status = 0
        i = <optimized out>
        __PRETTY_FUNCTION__ = "g_application_run"
#31 0x08055057 in unity_applications_lens_main (args=0xbfd88584, args_length1=1) at main.c:210
        result = 0
        _tmp0_ = <optimized out>
        _tmp1_ = <optimized out>
        _tmp2_ = <optimized out>
        _tmp6_ = <optimized out>
        _tmp7_ = <optimized out>
        _tmp8_ = <optimized out>
        _tmp9_ = <optimized out>
        _tmp10_ = 0
        _inner_error_ = 0x0
#32 0x0804dfb0 in main (argc=1, argv=0xbfd88584) at main.c:218
No locals.