Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x7f5479ffb700 (LWP 24964)]
g_queue_pop_head (queue=queue@entry=0x7f5479ffaac0)
    at /build/glib2.0-y6934K/glib2.0-2.42.1/./glib/gqueue.c:518
518	/build/glib2.0-y6934K/glib2.0-2.42.1/./glib/gqueue.c: No such file or directory.
(gdb) backtrace
#0  g_queue_pop_head (queue=queue@entry=0x7f5479ffaac0)
    at /build/glib2.0-y6934K/glib2.0-2.42.1/./glib/gqueue.c:518
#1  0x00007f54d773fec7 in agent_unlock_and_emit (agent=<optimized out>) at agent.c:201
#2  0x00007f54d7747c1e in priv_turn_allocate_refresh_retransmissions_tick (pointer=0x7f549c442c00,
    pointer@entry=<error reading variable: value has been optimized out>) at conncheck.c:787
#3  0x00007f54d6ca0613 in g_timeout_dispatch (source=0x7f549c6da830, callback=<optimized out>,
    user_data=<optimized out>) at /build/glib2.0-y6934K/glib2.0-2.42.1/./glib/gmain.c:4520
#4  0x00007f54d6c9fb6d in g_main_dispatch (context=0x7f549c088710)
    at /build/glib2.0-y6934K/glib2.0-2.42.1/./glib/gmain.c:3111
#5  g_main_context_dispatch (context=context@entry=0x7f549c088710)
    at /build/glib2.0-y6934K/glib2.0-2.42.1/./glib/gmain.c:3710
#6  0x00007f54d6c9ff48 in g_main_context_iterate (context=0x7f549c088710, block=block@entry=1,
    dispatch=dispatch@entry=1, self=<optimized out>)
    at /build/glib2.0-y6934K/glib2.0-2.42.1/./glib/gmain.c:3781
#7  0x00007f54d6ca0272 in g_main_loop_run (loop=0x7f549c0886f0)
    at /build/glib2.0-y6934K/glib2.0-2.42.1/./glib/gmain.c:3975
#8  0x000000000042c53c in janus_ice_thread (data=0x7f549c20f1c0) at ice.c:2288
#9  0x00007f54d6cc6845 in g_thread_proxy (data=0x7f549c089ad0)
    at /build/glib2.0-y6934K/glib2.0-2.42.1/./glib/gthread.c:764
#10 0x00007f54d5590064 in start_thread (arg=0x7f5479ffb700) at pthread_create.c:309
#11 0x00007f54d52c562d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111
(gdb) where full
#0  g_queue_pop_head (queue=queue@entry=0x7f5479ffaac0)
    at /build/glib2.0-y6934K/glib2.0-2.42.1/./glib/gqueue.c:518
        node = 0x7f549c3912f0
        data = 0x7f549c3f3bf0
        __FUNCTION__ = "g_queue_pop_head"
#1  0x00007f54d773fec7 in agent_unlock_and_emit (agent=<optimized out>) at agent.c:201
        queue = {head = 0x18e997a05c82d3, tail = 0x7f549c00ac40, length = 0}
        sig = <optimized out>
#2  0x00007f54d7747c1e in priv_turn_allocate_refresh_retransmissions_tick (pointer=0x7f549c442c00,
    pointer@entry=<error reading variable: value has been optimized out>) at conncheck.c:787
        pointer = 0x7f549c442c00
        cand = 0x7f549c442c00
#3  0x00007f54d6ca0613 in g_timeout_dispatch (source=0x7f549c6da830, callback=<optimized out>,
    user_data=<optimized out>) at /build/glib2.0-y6934K/glib2.0-2.42.1/./glib/gmain.c:4520
        timeout_source = 0x7f549c6da830
        again = <optimized out>
#4  0x00007f54d6c9fb6d in g_main_dispatch (context=0x7f549c088710)
    at /build/glib2.0-y6934K/glib2.0-2.42.1/./glib/gmain.c:3111
        dispatch = 0x7f54d6ca0600 <g_timeout_dispatch>
        prev_source = 0x0
        was_in_call = 0
        user_data = 0x7f549c442c00
        callback = 0x7f54d7747ba0 <priv_turn_allocate_refresh_retransmissions_tick>
        cb_funcs = <optimized out>
        cb_data = 0x7f549c415950
        need_destroy = <optimized out>
        source = 0x7f549c6da830
        current = 0x7f549c6e88a0
        i = 2
#5  g_main_context_dispatch (context=context@entry=0x7f549c088710)
    at /build/glib2.0-y6934K/glib2.0-2.42.1/./glib/gmain.c:3710
No locals.
#6  0x00007f54d6c9ff48 in g_main_context_iterate (context=0x7f549c088710, block=block@entry=1,
    dispatch=dispatch@entry=1, self=<optimized out>)
    at /build/glib2.0-y6934K/glib2.0-2.42.1/./glib/gmain.c:3781
        max_priority = 0
        timeout = 0
        some_ready = 1
        nfds = <optimized out>
        allocated_nfds = 9
        fds = 0x7f549c427a70
#7  0x00007f54d6ca0272 in g_main_loop_run (loop=0x7f549c0886f0)
    at /build/glib2.0-y6934K/glib2.0-2.42.1/./glib/gmain.c:3975
        __FUNCTION__ = "g_main_loop_run"
#8  0x000000000042c53c in janus_ice_thread (data=0x7f549c20f1c0) at ice.c:2288
        handle = 0x7f549c20f1c0
        __FUNCTION__ = "janus_ice_thread"
        loop = <optimized out>
#9  0x00007f54d6cc6845 in g_thread_proxy (data=0x7f549c089ad0)
    at /build/glib2.0-y6934K/glib2.0-2.42.1/./glib/gthread.c:764
        thread = 0x7f549c089ad0
#10 0x00007f54d5590064 in start_thread (arg=0x7f5479ffb700) at pthread_create.c:309
        __res = <optimized out>
        pd = 0x7f5479ffb700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140000800782080, 4516418257360649834, 1,
                140002373214304, 140002357700592, 140000800782080, -4610145024882901398,
                -4610524058523795862}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0},
            data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
---Type <return> to continue, or q <return> to quit---
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#11 0x00007f54d52c562d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111
No locals.