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Thread 1 (Thread 26218):
#0  g_logv (log_domain=0x7fe1fd28313b "Gtk", log_level=<value optimized out>, format=0x7fe1fd315840 "GTK+ 2.x symbols detected. Using GTK+ 2.x and GTK+ 3 in the same process is not supported", args1=0x7fff1061fd88) at /build/buildd/glib2.0-2.29.14/./glib/gmessages.c:577
        depth = 0
        domain = 0x0
        data = 0x0
        log_func = 0x7fe1fbcbd370 <g_log_default_handler>
        domain_fatal_mask = <value optimized out>
        masquerade_fatal = <value optimized out>
        test_level = <value optimized out>
        was_fatal = 0
        was_recursion = 0
        i = <value optimized out>
#1  0x00007fe1fbcbe252 in g_log (log_domain=<value optimized out>, log_level=<value optimized out>, format=<value optimized out>) at /build/buildd/glib2.0-2.29.14/./glib/gmessages.c:591
        args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7fff1061fe60, reg_save_area = 0x7fff1061fda0}}
#2  0x00007fe1fd0e99a2 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
No symbol table info available.
#3  0x00007fe1fbcc1f18 in g_option_context_parse (context=0x8e31a0, argc=0x7fff1061ff6c, argv=0x7fff1061ff60, error=0x7fff1061ff78) at /build/buildd/glib2.0-2.29.14/./glib/goption.c:1763
        group = <value optimized out>
        i = <value optimized out>
        j = <value optimized out>
        k = <value optimized out>
        list = <value optimized out>
#4  0x0000000000409bd9 in main ()
No symbol table info available.