#0  0x00007f8b1c131117 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56
        resultvar = 0
        pid = 1200
        selftid = 1200
#1  0x00007f8b1c132808 in __GI_abort () at abort.c:89
        save_stage = 2
        act = {__sigaction_handler = {sa_handler = 0x7fffcd3b3f62, sa_sigaction = 0x7fffcd3b3f62}, sa_mask = {__val = {140235449531782, 140235478423008, 136, 4294967295, 140235448170787, 4294967296, 140736636590352, 10286352, 140235477469390, 140234842970424, 0, 0, 0, 21474836480, 140235483213824, 140235449546928}}, sa_flags = 501241640, sa_restorer = 0x7f8b1de05a40}
        sigs = {__val = {32, 0 <repeats 15 times>}}
#2  0x00007f8b1c129fc6 in __assert_fail_base (fmt=0x7f8b1c27b8b0 "%s%s%s:%u: %s%sAssertion `%s' failed.\n%n", assertion=assertion@entry=0x7f8b1de05728 "!pending_client_notifications.empty()", file=file@entry=0x7f8b1de055e0 "/build/buildd/mir-0.3.0+14.10.20140618.1/src/server/compositor/buffer_queue.cpp", line=line@entry=136, function=function@entry=0x7f8b1de05a40 "mir::compositor::BufferQueue::BufferQueue(int, const std::shared_ptr<mir::graphics::GraphicBufferAllocator>&, const mir::graphics::BufferProperties&, const mir::compositor::FrameDroppingPolicyFactory&"...) at assert.c:92
        str = 0xc06820 "\240Ž"
        total = 4096
#3  0x00007f8b1c12a072 in __GI___assert_fail (assertion=0x7f8b1de05728 "!pending_client_notifications.empty()", file=0x7f8b1de055e0 "/build/buildd/mir-0.3.0+14.10.20140618.1/src/server/compositor/buffer_queue.cpp", line=136, function=0x7f8b1de05a40 "mir::compositor::BufferQueue::BufferQueue(int, const std::shared_ptr<mir::graphics::GraphicBufferAllocator>&, const mir::graphics::BufferProperties&, const mir::compositor::FrameDroppingPolicyFactory&"...) at assert.c:101
No locals.
#4  0x00007f8b1dd3fb85 in ?? () from /usr/lib/x86_64-linux-gnu/libmirserver.so.21
No symbol table info available.
#5  0x00007f8b1dd3e03c in ?? () from /usr/lib/x86_64-linux-gnu/libmirserver.so.21
No symbol table info available.
#6  0x00007f8b1dd1cad8 in ?? () from /usr/lib/x86_64-linux-gnu/libmirserver.so.21
No symbol table info available.
#7  0x00007f8b1dd2332f in boost::asio::detail::task_io_service::run(boost::system::error_code&) () from /usr/lib/x86_64-linux-gnu/libmirserver.so.21
No symbol table info available.
#8  0x00007f8b1dd1c5c6 in mir::AsioMainLoop::run() () from /usr/lib/x86_64-linux-gnu/libmirserver.so.21
No symbol table info available.
#9  0x00007f8b1dd13236 in mir::DisplayServer::run() () from /usr/lib/x86_64-linux-gnu/libmirserver.so.21
No symbol table info available.
#10 0x00007f8b1dd10788 in mir::run_mir(mir::ServerConfiguration&, std::function<void (mir::DisplayServer&)>) () from /usr/lib/x86_64-linux-gnu/libmirserver.so.21
No symbol table info available.
#11 0x00000000004325ee in SystemCompositor::run(int, char**) ()
No symbol table info available.
#12 0x00000000004272f5 in main ()
No symbol table info available.