#0  0x00007f609e404d36 in tcache_get (tc_idx=1) at malloc.c:2927
        e = 0x561c1b1ae92000
        __PRETTY_FUNCTION__ = "tcache_get"
        ar_ptr = <optimized out>
        victim = <optimized out>
        hook = <optimized out>
        tbytes = 48
        tc_idx = 1
        __PRETTY_FUNCTION__ = "__libc_malloc"
#1  0x00007f609e404d36 in __GI___libc_malloc (bytes=35) at malloc.c:3034
        ar_ptr = <optimized out>
        victim = <optimized out>
        hook = <optimized out>
        tbytes = 48
        tc_idx = 1
        __PRETTY_FUNCTION__ = "__libc_malloc"
#2  0x00007f609efc9651 in g_malloc () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f609efe3501 in g_strconcat () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f609efeb373 in g_assertion_message_expr () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f609f0a9973 in  () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#6  0x00007f609f0aab15 in g_object_new_with_properties () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#7  0x00007f609f0ab581 in g_object_new () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#8  0x00007f609ee61425 in g_task_new () at /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#9  0x00007f609ee9348b in  () at /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#10 0x00007f609ee95cd5 in g_dbus_connection_call () at /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#11 0x00007f609ee9c622 in  () at /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#12 0x00007f609ee9cc6f in  () at /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#13 0x00007f609ee61203 in  () at /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#14 0x00007f609ee61ad6 in  () at /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#15 0x00007f609ee8e8a2 in  () at /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#16 0x00007f609ee61203 in  () at /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#17 0x00007f609ee61239 in  () at /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#18 0x00007f609efc3ae8 in g_main_context_dispatch () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#19 0x00007f609efc3ed8 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#20 0x00007f609efc3f6c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#21 0x00007f609ee7513d in g_application_run () at /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#22 0x0000561c18cd0278 in main ()