.
Thread 3 (Thread 0x7f55c73e5700 (LWP 1935)):
#0  0x00007f55d1073893 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
        resultvar = <optimized out>
        oldtype = 0
        result = <optimized out>
#1  0x00007f55d2213e86 in g_main_context_poll (n_fds=1, fds=0xee73b0, timeout=-1, context=0xee7280, priority=<optimized out>) at /build/buildd/glib2.0-2.31.14/./glib/gmain.c:3412
        poll_func = 0x7f55d2220de0 <g_poll>
#2  g_main_context_iterate (dispatch=1, block=<optimized out>, context=0xee7280, self=<optimized out>) at /build/buildd/glib2.0-2.31.14/./glib/gmain.c:3113
        timeout = -1
        some_ready = <optimized out>
        fds = 0xee73b0
        max_priority = 2147483647
        nfds = 1
        allocated_nfds = <optimized out>
#3  g_main_context_iterate (context=0xee7280, block=<optimized out>, dispatch=1, self=<optimized out>) at /build/buildd/glib2.0-2.31.14/./glib/gmain.c:3055
        some_ready = 15627184
#4  0x00007f55d22142ea in g_main_loop_run (loop=0xeea5a0) at /build/buildd/glib2.0-2.31.14/./glib/gmain.c:3312
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#5  0x00007f55cc4c778b in dconf_context_thread (data=<optimized out>) at dconfcontext.c:11
        context = 0xee7280
        loop = <optimized out>
        __PRETTY_FUNCTION__ = "dconf_context_thread"
#6  0x00007f55d2235485 in g_thread_proxy (data=0xedd190) at /build/buildd/glib2.0-2.31.14/./glib/gthread.c:801
        thread = 0xedd190
#7  0x00007f55d1344e2b in start_thread (arg=0x7f55c73e5700) at pthread_create.c:304
        __res = <optimized out>
        pd = 0x7f55c73e5700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, 5824229397799151162, 140733310496880, 140006391699904, 0, 3, -5874840453360867782, -5874818514659400134}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#8  0x00007f55d107f0dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
No locals.
#9  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 2 (Thread 0x7f55cd6cc700 (LWP 1932)):
#0  0x00007f55d1073893 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
        resultvar = <optimized out>
        oldtype = 0
        result = <optimized out>
#1  0x00007f55d2213e86 in g_main_context_poll (n_fds=3, fds=0xed2280, timeout=-1, context=0xed22f0, priority=<optimized out>) at /build/buildd/glib2.0-2.31.14/./glib/gmain.c:3412
        poll_func = 0x7f55d2220de0 <g_poll>
#2  g_main_context_iterate (dispatch=1, block=<optimized out>, context=0xed22f0, self=<optimized out>) at /build/buildd/glib2.0-2.31.14/./glib/gmain.c:3113
        timeout = -1
        some_ready = <optimized out>
        fds = 0xed2280
        max_priority = 2147483647
        nfds = 3
        allocated_nfds = <optimized out>
#3  g_main_context_iterate (context=0xed22f0, block=<optimized out>, dispatch=1, self=<optimized out>) at /build/buildd/glib2.0-2.31.14/./glib/gmain.c:3055
        some_ready = 15540864
#4  0x00007f55d22142ea in g_main_loop_run (loop=0xed22a0) at /build/buildd/glib2.0-2.31.14/./glib/gmain.c:3312
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#5  0x00007f55d29f4b56 in gdbus_shared_thread_func (user_data=<optimized out>) at /build/buildd/glib2.0-2.31.14/./gio/gdbusprivate.c:276
        data = 0xed22c0
#6  0x00007f55d2235485 in g_thread_proxy (data=0xecde80) at /build/buildd/glib2.0-2.31.14/./glib/gthread.c:801
        thread = 0xecde80
#7  0x00007f55d1344e2b in start_thread (arg=0x7f55cd6cc700) at pthread_create.c:304
        __res = <optimized out>
        pd = 0x7f55cd6cc700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, 5824229397799151162, 140733310497792, 140006495406528, 0, 3, -5874863121661385158, -5874818514659400134}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#8  0x00007f55d107f0dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
No locals.
#9  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 1 (Thread 0x7f55d3782840 (LWP 1906)):
#0  g_variant_unref (value=0x6e6f697461) at /build/buildd/glib2.0-2.31.14/./glib/gvariant-core.c:622
        _g_boolean_var_ = <optimized out>
        __PRETTY_FUNCTION__ = "g_variant_unref"
#1  0x00007f55d2ee4c86 in dee_sequence_model_free_row (self=<optimized out>, iter=0x7f55c8015200) at dee-sequence-model.c:981
        priv = 0x10431e0
        row = 0x1053f50
        n_cols = 7
        i = <optimized out>
        tag_iter = <optimized out>
        row_tag_iter = <optimized out>
        dum = <optimized out>
        destroy = <optimized out>
#2  0x00007f55d2ee61d2 in dee_sequence_model_remove (self=0x1043190, iter_=0x7f55c8015200) at dee-sequence-model.c:482
        __PRETTY_FUNCTION__ = "dee_sequence_model_remove"
#3  0x00007f55d26e4364 in g_closure_invoke (closure=0x1042490, return_value=0x0, n_param_values=2, param_values=0x10aee00, invocation_hint=<optimized out>) at /build/buildd/glib2.0-2.31.14/./gobject/gclosure.c:774
        marshal = 0x7f55d26e6390 <g_cclosure_marshal_VOID__BOXED>
        marshal_data = <optimized out>
        in_marshal = <optimized out>
        __PRETTY_FUNCTION__ = "g_closure_invoke"
#4  0x00007f55d26f4615 in signal_emit_unlocked_R (node=<optimized out>, detail=0, instance=<optimized out>, emission_return=0x0, instance_and_params=0x10aee00) at /build/buildd/glib2.0-2.31.14/./gobject/gsignal.c:3302
        tmp = <optimized out>
        handler = 0x106d040
        accumulator = 0x0
        emission = {next = 0x0, instance = 0xee0ea0, ihint = {signal_id = 24, detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 4}
        class_closure = 0x102e330
        hlist = 0x1042598
        handler_list = 0x106d040
        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 = 227
        return_value_altered = 0
#5  0x00007f55d26fbfeb in g_signal_emit_valist (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>, var_args=0x7fff06faf258) at /build/buildd/glib2.0-2.31.14/./gobject/gsignal.c:3033
        instance_and_params = 0x10aee00
        signal_return_type = 4
        param_values = 0x10aee18
        node = 0x103a6a0
        i = <optimized out>
        n_params = 1
        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
#6  0x00007f55d26fc1b2 in g_signal_emit (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>) at /build/buildd/glib2.0-2.31.14/./gobject/gsignal.c:3090
        var_args = {{gp_offset = 32, fp_offset = 48, overflow_arg_area = 0x7fff06faf330, reg_save_area = 0x7fff06faf270}}
#7  0x00007f55d2ee61c7 in dee_sequence_model_remove (self=0xee0ea0, iter_=0x7f55c8020380) at dee-sequence-model.c:481
        __PRETTY_FUNCTION__ = "dee_sequence_model_remove"
#8  0x00007f55d2ee832b in dee_serializable_model_clear (self=0xee0ea0) at dee-serializable-model.c:467
        iter = 0x7f55c8020380
#9  0x000000000040c688 in unity_applications_lens_daemon_update_global_without_search_co (_data_=0x7f55c80081b0) at daemon.c:1749
        __PRETTY_FUNCTION__ = "unity_applications_lens_daemon_update_global_without_search_co"
#10 0x00007f55d336f9c3 in dispatch_async_callback (source_object=<optimized out>, res=0xee4640, user_data=0x1056ff0) at zeitgeist-index.c:205
        var = <optimized out>
        ctx = 0x1056ff0
#11 0x00007f55d29935bd in g_simple_async_result_complete (simple=0xee4640) at /build/buildd/glib2.0-2.31.14/./gio/gsimpleasyncresult.c:744
        current_source = <optimized out>
        current_context = <optimized out>
        __PRETTY_FUNCTION__ = "g_simple_async_result_complete"
#12 0x00007f55d29f08e6 in reply_cb (connection=<optimized out>, res=0x1076400, user_data=<optimized out>) at /build/buildd/glib2.0-2.31.14/./gio/gdbusproxy.c:2518
        simple = 0xee4640
        value = 0x10a7cc0
        error = 0x0
        fd_list = 0x0
#13 0x00007f55d29935bd in g_simple_async_result_complete (simple=0x1076400) at /build/buildd/glib2.0-2.31.14/./gio/gsimpleasyncresult.c:744
        current_source = <optimized out>
        current_context = <optimized out>
        __PRETTY_FUNCTION__ = "g_simple_async_result_complete"
#14 0x00007f55d29e699a in g_dbus_connection_call_done (source=<optimized out>, result=<optimized out>, user_data=0x10acb80) at /build/buildd/glib2.0-2.31.14/./gio/gdbusconnection.c:5300
        simple = 0x1076400
        connection = <optimized out>
        state = 0x10acb80
        error = 0x0
        reply = 0x10c60f0
#15 0x00007f55d29935bd in g_simple_async_result_complete (simple=0x108fb60) at /build/buildd/glib2.0-2.31.14/./gio/gsimpleasyncresult.c:744
        current_source = <optimized out>
        current_context = <optimized out>
        __PRETTY_FUNCTION__ = "g_simple_async_result_complete"
#16 0x00007f55d29936ec in complete_in_idle_cb (data=0x108fb60) at /build/buildd/glib2.0-2.31.14/./gio/gsimpleasyncresult.c:756
        simple = <optimized out>
#17 0x00007f55d2213b2a in g_main_dispatch (context=0xec9c20) at /build/buildd/glib2.0-2.31.14/./glib/gmain.c:2510
        dispatch = 0x7f55d2211780 <g_idle_dispatch>
        was_in_call = 0
        user_data = 0x108fb60
        callback = 0x7f55d29936d0 <complete_in_idle_cb>
        cb_funcs = 0x7f55d24bd9a0
        cb_data = 0x7f55c801a5c0
        current_source_link = {data = 0x7f55c8019f90, next = 0x0}
        need_destroy = <optimized out>
        source = 0x7f55c8019f90
        current = 0xed1600
        i = <optimized out>
#18 g_main_context_dispatch (context=0xec9c20) at /build/buildd/glib2.0-2.31.14/./glib/gmain.c:3047
No locals.
#19 0x00007f55d2213ef0 in g_main_context_iterate (dispatch=1, block=<optimized out>, context=0xec9c20, self=<optimized out>) at /build/buildd/glib2.0-2.31.14/./glib/gmain.c:3118
        timeout = 1940
        some_ready = 1
        fds = <optimized out>
        max_priority = 2147483647
        nfds = 3
        allocated_nfds = <optimized out>
#20 g_main_context_iterate (context=0xec9c20, block=<optimized out>, dispatch=1, self=<optimized out>) at /build/buildd/glib2.0-2.31.14/./glib/gmain.c:3055
        some_ready = 1
#21 0x00007f55d2213fb4 in g_main_context_iteration (context=0xec9c20, may_block=1) at /build/buildd/glib2.0-2.31.14/./glib/gmain.c:3179
        retval = <optimized out>
#22 0x00007f55d29c13b4 in g_application_run (application=0x1043270, argc=<optimized out>, argv=0x0) at /build/buildd/glib2.0-2.31.14/./gio/gapplication.c:1496
        arguments = 0x1073ee0
        status = 0
        i = <optimized out>
        __PRETTY_FUNCTION__ = "g_application_run"
#23 0x000000000040ea10 in unity_applications_lens_main (args=<optimized out>, args_length1=<optimized out>) 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
#24 0x00007f55d0fbc30d in __libc_start_main (main=0x4080f0 <main>, argc=1, ubp_av=0x7fff06faf708, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff06faf6f8) at libc-start.c:226
        result = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, 5824229397799151162, 4227344, 140733310498560, 0, 0, -5823756633291577798, -5874822358155090374}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x4162f0, 0x7fff06faf708}, data = {prev = 0x0, cleanup = 0x0, canceltype = 4285168}}}
        not_first_call = <optimized out>
#25 0x0000000000408139 in _start ()
No symbol table info available.