#1  0x00007ffff786b859 in __GI_abort () at abort.c:79
#2  0x0000000001789999 in IDP_AddToGroup (group=0x7fffdc1e2128, prop=0x7fffdc1e28a8)
    at /home/dfelinto/src/blender/blender/source/blender/blenkernel/intern/idprop.c:684
#3  0x00000000020ee7d1 in RNA_property_pointer_add (ptr=0x7ffff5cf10d8, prop=0x7fffdc1f5908)
    at /home/dfelinto/src/blender/blender/source/blender/makesrna/intern/rna_access.c:3869
#4  0x00000000020ee26d in RNA_property_pointer_get (ptr=0x7ffff5cf10d8, prop=0x7fffdc1f5908)
    at /home/dfelinto/src/blender/blender/source/blender/makesrna/intern/rna_access.c:3763
#5  0x00000000020f5c70 in RNA_pointer_get (ptr=0x7ffff5cf10d8, name=0x71f983c "cycles")
    at /home/dfelinto/src/blender/blender/source/blender/makesrna/intern/rna_access.c:6603
#6  0x0000000003bc9bc8 in ccl::BlenderSync::sync_view_layer(BL::SpaceView3D&, BL::ViewLayer&)
    (this=0x7ffff5cf0a00, b_view_layer=...)
    at /home/dfelinto/src/blender/blender/intern/cycles/blender/blender_sync.cpp:405
#7  0x0000000003bc89ff in ccl::BlenderSync::sync_data(BL::RenderSettings&, BL::Depsgraph&, BL::SpaceView3D&, BL::Object&, int, int, void**)
    (this=0x7ffff5cf0a00, b_render=..., b_depsgraph=..., b_v3d=..., b_override=..., width=2116, height=1202, python_thread_state=0x7fffb74fc660)
    at /home/dfelinto/src/blender/blender/intern/cycles/blender/blender_sync.cpp:202
#8  0x0000000003bbd41e in ccl::BlenderSession::synchronize(BL::Depsgraph&)
    (this=0x7fffb74fbc00, b_depsgraph_=...)
    at /home/dfelinto/src/blender/blender/intern/cycles/blender/blender_session.cpp:868
#9  0x0000000003bb185e in ccl::sync_func(PyObject*, PyObject*) (args=0x7fffc45d5050)
    at /home/dfelinto/src/blender/blender/intern/cycles/blender/blender_python.cpp:413
#10 0x0000000005a7d539 in _PyMethodDef_RawFastCallKeywords
    (method=0x9409ca0 <ccl::methods+224>, self=<optimized out>, args=0x7fffc440c3c8, nargs=2, kwnames=<optimized out>) at Objects/call.c:698
#11 0x0000000005a7d5f5 in _PyCFunction_FastCallKeywords
    (func=0x7fffc46eeb90, args=<optimized out>, nargs=<optimized out>, kwnames=<optimized out>)
    at Objects/call.c:734
#12 0x000000000173eef8 in call_function (kwnames=0x0, oparg=2, pp_stack=<synthetic pointer>)
    at Python/ceval.c:4568
#13 _PyEval_EvalFrameDefault (f=<optimized out>, throwflag=<optimized out>) at Python/ceval.c:3093
#14 0x00000000017369e0 in function_code_fastcall
    (co=<optimized out>, args=<optimized out>, nargs=3, globals=<optimized out>) at Objects/call.c:283
#15 0x0000000005a7d14f in _PyFunction_FastCallKeywords
    (func=<optimized out>, stack=<optimized out>, nargs=<optimized out>, kwnames=<optimized out>)
    at Objects/call.c:415
#16 0x000000000174036c in call_function (kwnames=0x0, oparg=3, pp_stack=<synthetic pointer>)
    at Python/ceval.c:4616
#17 _PyEval_EvalFrameDefault (f=<optimized out>, throwflag=<optimized out>) at Python/ceval.c:3093
#18 0x00000000017369e0 in function_code_fastcall (co=co@entry=0x7fffc4784f60, args=<optimized out>, 
    args@entry=0x7fffc452da18, nargs=nargs@entry=3, globals=globals@entry=0x7fffc4786640)
    at Objects/call.c:283
#19 0x0000000005a7cfb6 in _PyFunction_FastCallDict
    (func=0x7fffc4713560, args=0x7fffc452da18, nargs=3, kwargs=0x0) at Objects/call.c:322
#20 0x00000000023319c8 in bpy_class_call
    (C=0x7ffff72b4988, ptr=0x7fffffffd7e0, func=0x9248aa0 <rna_RenderEngine_view_update_func>, parms=0x7fffffffd800) at /home/dfelinto/src/blender/blender/source/blender/python/intern/bpy_rna.c:8505
#21 0x000000000224ceaa in engine_view_update
    (engine=0x7fffedf94608, context=0x7fffc7255688, depsgraph=0x7fffee2d1c08)
    at /home/dfelinto/src/blender/blender/source/blender/makesrna/intern/rna_render.c:228
#22 0x0000000003ba59ca in ED_render_scene_update (update_ctx=0x7fffffffd980, updated=1)
    at /home/dfelinto/src/blender/blender/source/blender/editors/render/render_update.c:138
#23 0x0000000002b19c8a in DEG::deg_editors_scene_update(DEGEditorUpdateContext const*, bool)
    (update_ctx=0x7fffffffd980, updated=true)
    at /home/dfelinto/src/blender/blender/source/blender/depsgraph/intern/depsgraph_update.cc:45
#24 0x0000000002b19a28 in DEG_ids_check_recalc(Main*, Depsgraph*, Scene*, ViewLayer*, bool)
#25 0x00000000018ab91a in scene_graph_update_tagged
    (depsgraph=0x7fffee2d1c08, bmain=0x7fffc6ace108, only_if_tagged=false)
    at /home/dfelinto/src/blender/blender/source/blender/blenkernel/intern/scene.c:1349
#26 0x00000000018ab983 in BKE_scene_graph_update_tagged (depsgraph=0x7fffee2d1c08, bmain=0x7fffc6ace108)
    at /home/dfelinto/src/blender/blender/source/blender/blenkernel/intern/scene.c:1366
#27 0x0000000001bf40d7 in wm_event_do_depsgraph (C=0x7ffff72b4988, is_after_open_file=false)
    at /home/dfelinto/src/blender/blender/source/blender/windowmanager/intern/wm_event_system.c:359
#28 0x0000000001bf41e1 in wm_event_do_refresh_wm_and_depsgraph (C=0x7ffff72b4988)
    at /home/dfelinto/src/blender/blender/source/blender/windowmanager/intern/wm_event_system.c:385
#29 0x0000000001bf4a25 in wm_event_do_notifiers (C=0x7ffff72b4988)
    at /home/dfelinto/src/blender/blender/source/blender/windowmanager/intern/wm_event_system.c:549
#30 0x0000000001befd06 in WM_main (C=0x7ffff72b4988)
    at /home/dfelinto/src/blender/blender/source/blender/windowmanager/intern/wm.c:453
#31 0x0000000001741552 in main (argc=1, argv=0x7fffffffdd38)
    at /home/dfelinto/src/blender/blender/source/creator/creator.c:524