#0  IA__g_type_check_instance (type_instance=0x87bd420)
    at /build/buildd/glib2.0-2.22.2/gobject/gtype.c:3802
        node = <value optimized out>
#1  0x007b1165 in IA__g_signal_connect_data (instance=0x87bd420, 
    detailed_signal=0x8085940 "contact-presence-changed", 
    c_handler=0x806ed00, data=0x87c4628, destroy_data=0, connect_flags=0)
    at /build/buildd/glib2.0-2.22.2/gobject/gsignal.c:2238
        signal_id = <value optimized out>
        handler_seq_no = <value optimized out>
        detail = <value optimized out>
        itype = 142230040
        __PRETTY_FUNCTION__ = "IA__g_signal_connect_data"
#2  0x0806ebba in ?? ()
No symbol table info available.
#3  0x007bd97f in IA__g_type_create_instance (type=142229848)
    at /build/buildd/glib2.0-2.22.2/gobject/gtype.c:1674
        node = 0x87a4158
        instance = 0x87c4628
        class = 0x8795db8
        i = 142362168
        total_size = <value optimized out>
#4  0x007a2748 in g_object_constructor (type=142229848, 
    n_construct_properties=0, construct_params=0x0)
    at /build/buildd/glib2.0-2.22.2/gobject/gobject.c:1383
        object = 0x0
#5  0x0806e94b in ?? ()
No symbol table info available.
#6  0x007a3708 in IA__g_object_newv (object_type=142229848, n_parameters=0, 
    parameters=0x0) at /build/buildd/glib2.0-2.22.2/gobject/gobject.c:1171
        oparams = 0xd5322a
        nqueue = 0x87a4158
        object = <value optimized out>
        class = 0x8795db8
        unref_class = 0x8795db8
        slist = 0x0
        n_total_cparams = <value optimized out>
        n_cparams = 3212994840
        n_oparams = 8
        n_cvalues = <value optimized out>
        clist = 0x0
        newly_constructed = -1081972456
        i = <value optimized out>
        __PRETTY_FUNCTION__ = "IA__g_object_newv"
#7  0x007a458a in IA__g_object_new_valist (object_type=142229848, 
    first_property_name=0x0, var_args=0xbf826a58 "\300\022|\b\364\357|")
    at /build/buildd/glib2.0-2.22.2/gobject/gobject.c:1323
        params = 0xbf826a18
        name = <value optimized out>
        object = <value optimized out>
        n_params = <value optimized out>
        n_alloced_params = 14556439
        __PRETTY_FUNCTION__ = "IA__g_object_new_valist"
#8  0x007a470e in IA__g_object_new (object_type=142229848, 
    first_property_name=0x0)
    at /build/buildd/glib2.0-2.22.2/gobject/gobject.c:1086
        __PRETTY_FUNCTION__ = "IA__g_object_new"
#9  0x0806e78b in ?? ()
No symbol table info available.
#10 0x0807e596 in ?? ()
No symbol table info available.
#11 0x007bd97f in IA__g_type_create_instance (type=142220096)
    at /build/buildd/glib2.0-2.22.2/gobject/gtype.c:1674
        node = 0x87a1b40
        instance = 0x87c12c0
        class = 0x8793f60
        i = 142348992
        total_size = <value optimized out>
#12 0x007a2748 in g_object_constructor (type=142220096, 
    n_construct_properties=0, construct_params=0x0)
    at /build/buildd/glib2.0-2.22.2/gobject/gobject.c:1383
        object = 0x0
#13 0x0807e44b in ?? ()
No symbol table info available.
#14 0x007a3708 in IA__g_object_newv (object_type=142220096, n_parameters=0, 
    parameters=0x0) at /build/buildd/glib2.0-2.22.2/gobject/gobject.c:1171
        oparams = 0x794674
        nqueue = 0xbf826cac
        object = <value optimized out>
        class = 0x8793f60
        unref_class = 0x8793f60
        slist = 0x0
        n_total_cparams = <value optimized out>
        n_cparams = 562
        n_oparams = 1
        n_cvalues = <value optimized out>
        clist = 0x0
        newly_constructed = 117
        i = <value optimized out>
        __PRETTY_FUNCTION__ = "IA__g_object_newv"
#15 0x007a458a in IA__g_object_new_valist (object_type=142220096, 
    first_property_name=0x0, var_args=0xbf826df8 "\240\263\322\001`?y\b")
    at /build/buildd/glib2.0-2.22.2/gobject/gobject.c:1323
        params = 0xf7aff4
        name = <value optimized out>
        object = <value optimized out>
        n_params = <value optimized out>
        n_alloced_params = 14556439
        __PRETTY_FUNCTION__ = "IA__g_object_new_valist"
#16 0x007a470e in IA__g_object_new (object_type=142220096, 
    first_property_name=0x0)
    at /build/buildd/glib2.0-2.22.2/gobject/gobject.c:1086
        __PRETTY_FUNCTION__ = "IA__g_object_new"
#17 0x0807e34b in ?? ()
No symbol table info available.
#18 0x0807608b in ?? ()
No symbol table info available.
#19 0x0805be89 in ?? ()
No symbol table info available.
#20 0x01c00b56 in __libc_start_main () from /lib/tls/i686/cmov/libc.so.6
No symbol table info available.
#21 0x0805a841 in ?? ()
No symbol table info available.