#0  __pthread_mutex_lock (mutex=0xfff854c0e8c78950) at pthread_mutex_lock.c:50
        __PRETTY_FUNCTION__ = "__pthread_mutex_lock"
        type = <value optimized out>
        id = <value optimized out>
#1  0x00007f32fe03a899 in g_source_unref_internal (source=0x7f32ff0567b0, context=0xfff854c0e8c78948, have_lock=0) at /build/buildd/glib2.0-2.28.5/./glib/gmain.c:1671
        old_cb_data = 0x0
        old_cb_funcs = 0x0
        __PRETTY_FUNCTION__ = "g_source_unref_internal"
#2  0x000000000042d014 in ~RefPtr (this=0x259dab0, __in_chrg=<value optimized out>) at /usr/include/glibmm-2.4/glibmm/refptr.h:207
No locals.
#3  PrivateScreen::~PrivateScreen (this=0x259dab0, __in_chrg=<value optimized out>) at /build/buildd/compiz-0.9.4+bzr20110407/src/screen.cpp:4882
No locals.
#4  0x000000000042d2a9 in PrivateScreen::~PrivateScreen (this=0x259dab0, __in_chrg=<value optimized out>) at /build/buildd/compiz-0.9.4+bzr20110407/src/screen.cpp:4884
No locals.
#5  0x000000000042b335 in CompScreen::~CompScreen (this=0x259d9f0, __in_chrg=<value optimized out>) at /build/buildd/compiz-0.9.4+bzr20110407/src/screen.cpp:4785
        p = <value optimized out>
#6  0x000000000042b469 in CompScreen::~CompScreen (this=0x259d9f0, __in_chrg=<value optimized out>) at /build/buildd/compiz-0.9.4+bzr20110407/src/screen.cpp:4788
No locals.
#7  0x00000000004229c9 in CompManager::fini (this=<value optimized out>) at /build/buildd/compiz-0.9.4+bzr20110407/src/main.cpp:259
No locals.
#8  0x00000000004231c8 in main (argc=<value optimized out>, argv=0x7fff1a66d468) at /build/buildd/compiz-0.9.4+bzr20110407/src/main.cpp:287
        manager = {plugins = {<std::_List_base<std::basic_string<char, std::char_traits<char>, std::allocator<char> >, std::allocator<std::basic_string<char, std::char_traits<char>, std::allocator<char> > > >> = {_M_impl = {<std::allocator<std::_List_node<std::basic_string<char, std::char_traits<char>, std::allocator<char> > > >> = {<__gnu_cxx::new_allocator<std::_List_node<std::basic_string<char, std::char_traits<char>, std::allocator<char> > > >> = {<No data fields>}, <No data fields>}, _M_node = {_M_next = 0x259d9b0, _M_prev = 0x259d9b0}}}, <No data fields>}, disableSm = false, clientId = 0x2617760 "10aa877bea4dc58501130238454368591600000208050030", displayName = 0x0}