#0  0x00007ffff773f234 in pthread_mutex_lock () from /usr/lib/libpthread.so.0
#1  0x00007ffff3135d8c in XrmQGetResource () from /usr/lib/libX11.so.6
#2  0x00007ffff31136a2 in XGetDefault () from /usr/lib/libX11.so.6
#3  0x00007ffff2a4596f in ?? () from /usr/lib/libcairo.so.2
#4  0x00007ffff2a48290 in ?? () from /usr/lib/libcairo.so.2
#5  0x00007ffff2a1a7e7 in cairo_surface_get_font_options () from /usr/lib/libcairo.so.2
#6  0x00007ffff29da26f in ?? () from /usr/lib/libcairo.so.2
#7  0x00007ffff29ddd65 in ?? () from /usr/lib/libcairo.so.2
#8  0x00007ffff29d0552 in cairo_show_glyphs () from /usr/lib/libcairo.so.2
#9  0x00007ffff342fe83 in ?? () from /usr/lib/libpangocairo-1.0.so.0
#10 0x00007ffff3430194 in ?? () from /usr/lib/libpangocairo-1.0.so.0
#11 0x00007ffff1efb4ff in pango_renderer_draw_glyphs () from /usr/lib/libpango-1.0.so.0
#12 0x00007ffff1efbe88 in pango_renderer_draw_layout_line () from /usr/lib/libpango-1.0.so.0
#13 0x00007ffff1efc1e5 in pango_renderer_draw_layout () from /usr/lib/libpango-1.0.so.0
#14 0x00007ffff343033a in ?? () from /usr/lib/libpangocairo-1.0.so.0
#15 0x00007ffff3b6ff56 in ?? () from /usr/lib/libgtk-3.so.0
#16 0x00007ffff3b2b64d in gtk_render_layout () from /usr/lib/libgtk-3.so.0
#17 0x00007ffff3a83ffa in ?? () from /usr/lib/libgtk-3.so.0
#18 0x00007ffff3a94e8e in ?? () from /usr/lib/libgtk-3.so.0
#19 0x00007ffff3bbf6bd in ?? () from /usr/lib/libgtk-3.so.0
#20 0x00007ffff5f8057f in ?? () from /usr/lib/libgobject-2.0.so.0
#21 0x00007ffff5f990a8 in g_signal_emit_valist () from /usr/lib/libgobject-2.0.so.0
#22 0x00007ffff5f99d02 in g_signal_emit () from /usr/lib/libgobject-2.0.so.0
#23 0x00007ffff3bcced6 in ?? () from /usr/lib/libgtk-3.so.0
#24 0x00007ffff3bce8ab in ?? () from /usr/lib/libgtk-3.so.0
#25 0x00007ffff39f94bd in gtk_container_propagate_draw () from /usr/lib/libgtk-3.so.0
#26 0x00007ffff39f9582 in ?? () from /usr/lib/libgtk-3.so.0
#27 0x00007ffff3bdf654 in ?? () from /usr/lib/libgtk-3.so.0
#28 0x00007ffff3a94e8e in ?? () from /usr/lib/libgtk-3.so.0
#29 0x00007ffff3bbf6bd in ?? () from /usr/lib/libgtk-3.so.0
#30 0x00007ffff5f80607 in ?? () from /usr/lib/libgobject-2.0.so.0
#31 0x00007ffff5f990a8 in g_signal_emit_valist () from /usr/lib/libgobject-2.0.so.0
#32 0x00007ffff5f99d02 in g_signal_emit () from /usr/lib/libgobject-2.0.so.0
#33 0x00007ffff3bcced6 in ?? () from /usr/lib/libgtk-3.so.0
#34 0x00007ffff3bce51f in ?? () from /usr/lib/libgtk-3.so.0
#35 0x00007ffff3bce76f in ?? () from /usr/lib/libgtk-3.so.0
#36 0x00007ffff3bceac3 in gtk_widget_send_expose () from /usr/lib/libgtk-3.so.0
#37 0x00007ffff3a94405 in gtk_main_do_event () from /usr/lib/libgtk-3.so.0
#38 0x00007ffff366a44b in ?? () from /usr/lib/libgdk-3.so.0
#39 0x00007ffff3668845 in ?? () from /usr/lib/libgdk-3.so.0
#40 0x00007ffff366896d in ?? () from /usr/lib/libgdk-3.so.0
#41 0x00007ffff5f80607 in ?? () from /usr/lib/libgobject-2.0.so.0
#42 0x00007ffff5f990a8 in g_signal_emit_valist () from /usr/lib/libgobject-2.0.so.0
#43 0x00007ffff5f9a232 in g_signal_emit_by_name () from /usr/lib/libgobject-2.0.so.0
#44 0x00007ffff3662b88 in ?? () from /usr/lib/libgdk-3.so.0
#45 0x00007ffff3655118 in ?? () from /usr/lib/libgdk-3.so.0
#46 0x00007ffff5cb1483 in ?? () from /usr/lib/libglib-2.0.so.0
#47 0x00007ffff5cb0a65 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#48 0x00007ffff5cb0dc8 in ?? () from /usr/lib/libglib-2.0.so.0
#49 0x00007ffff5cb108a in g_main_loop_run () from /usr/lib/libglib-2.0.so.0
#50 0x00007ffff3a936c5 in gtk_main () from /usr/lib/libgtk-3.so.0
#51 0x00007ffff5289d8c in ffi_call_unix64 () from /usr/lib/libffi.so.6
#52 0x00007ffff52896bc in ffi_call () from /usr/lib/libffi.so.6
#53 0x00007ffff665fd02 in ?? () from /usr/lib/python3.4/site-packages/gi/_gi.cpython-34m.so
#54 0x00007ffff79b482c in PyObject_Call (func=func@entry=0x7ffff6b194c8, arg=arg@entry=0x7ffff6c45048, 
    kw=kw@entry=0x0) at Objects/abstract.c:2067
#55 0x00007ffff7a63d82 in do_call (nk=<optimized out>, na=0, pp_stack=0x7fffffffe0a0, 
    func=<optimized out>) at Python/ceval.c:4456
#56 call_function (oparg=<optimized out>, pp_stack=0x7fffffffe0a0) at Python/ceval.c:4254
#57 PyEval_EvalFrameEx (f=f@entry=0x7ffff6be9438, throwflag=throwflag@entry=0) at Python/ceval.c:2829
---Type <return> to continue, or q <return> to quit---
#58 0x00007ffff7a68c8e in PyEval_EvalCodeEx (_co=_co@entry=0x7ffff6bab390, 
    globals=globals@entry=0x7ffff6be6448, locals=locals@entry=0x7ffff6be6448, args=args@entry=0x0, 
    argcount=argcount@entry=0, kws=kws@entry=0x0, kwcount=kwcount@entry=0, defs=defs@entry=0x0, 
    defcount=defcount@entry=0, kwdefs=kwdefs@entry=0x0, closure=closure@entry=0x0)
    at Python/ceval.c:3578
#59 0x00007ffff7a68d5b in PyEval_EvalCode (co=co@entry=0x7ffff6bab390, 
    globals=globals@entry=0x7ffff6be6448, locals=locals@entry=0x7ffff6be6448) at Python/ceval.c:773
#60 0x00007ffff7a84464 in run_mod (mod=mod@entry=0x6f5800, filename=filename@entry=0x7ffff6b165d0, 
    globals=globals@entry=0x7ffff6be6448, locals=locals@entry=0x7ffff6be6448, 
    flags=flags@entry=0x7fffffffe360, arena=arena@entry=0x6e44f0) at Python/pythonrun.c:2175
#61 0x00007ffff7a8653d in PyRun_FileExFlags (fp=fp@entry=0x677670, 
    filename_str=filename_str@entry=0x7ffff6ba9c10 "./clutter-crash-minimal.py", start=start@entry=257, 
    globals=globals@entry=0x7ffff6be6448, locals=locals@entry=0x7ffff6be6448, closeit=closeit@entry=1, 
    flags=flags@entry=0x7fffffffe360) at Python/pythonrun.c:2128
#62 0x00007ffff7a87421 in PyRun_SimpleFileExFlags (fp=fp@entry=0x677670, filename=<optimized out>, 
    closeit=closeit@entry=1, flags=flags@entry=0x7fffffffe360) at Python/pythonrun.c:1601
#63 0x00007ffff7a88263 in PyRun_AnyFileExFlags (fp=fp@entry=0x677670, filename=<optimized out>, 
    closeit=closeit@entry=1, flags=flags@entry=0x7fffffffe360) at Python/pythonrun.c:1288
#64 0x00007ffff7a9c97c in run_file (p_cf=0x7fffffffe360, 
    filename=0x6042f0 L"./clutter-crash-minimal.py", fp=0x677670) at Modules/main.c:319
#65 Py_Main (argc=<optimized out>, argv=<optimized out>) at Modules/main.c:751
#66 0x0000000000400af9 in main ()

