GNU gdb (GDB) 7.4.1-debian
Copyright (C) 2012 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
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Reading symbols from /usr/local/bin/inkscape...run
done.
(gdb) run
Starting program: /usr/local/bin/inkscape 
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[New Thread 0x7fffdc0a2700 (LWP 9940)]
[New Thread 0x7fffdb8a1700 (LWP 9941)]
[New Thread 0x7fffdb0a0700 (LWP 9942)]
[New Thread 0x7fffda89f700 (LWP 9943)]
[Thread 0x7fffdc0a2700 (LWP 9940) exited]

Program received signal SIGSEGV, Segmentation fault.
std::_List_base<sigc::slot_base, std::allocator<sigc::slot_base> >::_M_clear (this=0x457e428)
    at /usr/include/c++/4.7/bits/list.tcc:74
74		  __cur = static_cast<_Node*>(__cur->_M_next);
(gdb) bt
#0  std::_List_base<sigc::slot_base, std::allocator<sigc::slot_base> >::_M_clear (this=0x457e428)
    at /usr/include/c++/4.7/bits/list.tcc:74
#1  0x00007ffff5315da9 in sigc::signal_base::~signal_base() () from /usr/lib/x86_64-linux-gnu/libsigc-2.0.so.0
#2  0x0000000000561706 in ~signal2 (this=0x466d4b0, __in_chrg=<optimized out>)
    at /usr/include/sigc++-2.0/sigc++/signal.h:2852
#3  ~signal (this=0x466d4b0, __in_chrg=<optimized out>) at /usr/include/sigc++-2.0/sigc++/signal.h:3691
#4  Inkscape::URIReference::~URIReference (this=0x466d470, __in_chrg=<optimized out>) at uri-references.cpp:41
#5  0x00000000004f6260 in ~SPMaskReference (this=0x466d470, __in_chrg=<optimized out>) at sp-mask.h:53
#6  SPMaskReference::~SPMaskReference (this=0x466d470, __in_chrg=<optimized out>) at sp-mask.h:53
#7  0x00000000004f0fc2 in sp_item_release (object=0x461e9d0) at sp-item.cpp:447
#8  0x0000000000518c7d in SPObject::releaseReferences (this=this@entry=0x461e9d0) at sp-object.cpp:848
#9  0x00000000005193c6 in SPObject::detach (this=0x45d1d90, object=0x461e9d0) at sp-object.cpp:591
#10 0x0000000000519488 in sp_object_release (object=0x45d1d90) at sp-object.cpp:672
#11 0x00000000004f0ffb in sp_item_release (object=0x45d1d90) at sp-item.cpp:450
#12 0x0000000000518c7d in SPObject::releaseReferences (this=this@entry=0x45d1d90) at sp-object.cpp:848
#13 0x00000000005193c6 in SPObject::detach (this=0x45b2040, object=0x45d1d90) at sp-object.cpp:591
#14 0x0000000000519488 in sp_object_release (object=0x45b2040) at sp-object.cpp:672
#15 0x00000000004f0ffb in sp_item_release (object=0x45b2040) at sp-item.cpp:450
#16 0x0000000000518c7d in SPObject::releaseReferences (this=this@entry=0x45b2040) at sp-object.cpp:848
#17 0x00000000005193c6 in SPObject::detach (this=0x45b32d0, object=0x45b2040) at sp-object.cpp:591
#18 0x0000000000519488 in sp_object_release (object=0x45b32d0) at sp-object.cpp:672
#19 0x00000000004f0ffb in sp_item_release (object=0x45b32d0) at sp-item.cpp:450
#20 0x0000000000518c7d in SPObject::releaseReferences (this=this@entry=0x45b32d0) at sp-object.cpp:848
#21 0x00000000005193c6 in SPObject::detach (this=0x292c300, object=0x45b32d0) at sp-object.cpp:591
#22 0x00000000004f7cb1 in sp_group_remove_child (object=0x292c300, child=0x306b940) at sp-item-group.cpp:165
#23 0x00000000009f618b in Inkscape::XML::CompositeNodeObserver::notifyChildRemoved (this=0x2fd9320, node=..., 
    child=..., prev=0x2fe90d0) at xml/composite-node-observer.cpp:49
#24 0x00000000006feab7 in Inkscape::XML::SimpleNode::removeChild (this=<optimized out>, generic_child=<optimized out>)
    at xml/simple-node.cpp:479
#25 0x00000000005c7a14 in sp_repr_unparent (repr=0x306b940) at ./xml/repr.h:103
#26 Inkscape::Extension::Implementation::Script::copy_doc (this=this@entry=0x1775c80, oldroot=0x2fd93a0, 
    newroot=0x308ad00) at extension/implementation/script.cpp:799
#27 0x00000000005c9613 in Inkscape::Extension::Implementation::Script::effect (this=0x1775c80, module=<optimized out>, 
    doc=0x2fccc00, docCache=<optimized out>) at extension/implementation/script.cpp:734
#28 0x000000000099b2ed in Inkscape::Extension::ExecutionEnv::run (this=0x7fffffffd4b0)
    at extension/execution-env.cpp:215
#29 0x00000000005c52fc in Inkscape::Extension::Effect::effect (this=0x176e810, doc=0x2fccc00)
    at extension/effect.cpp:277
#30 0x00000000005c5445 in Inkscape::Extension::Effect::prefs (this=0x176e810, doc=<optimized out>)
    at extension/effect.cpp:242
#31 0x000000000061e02a in emit (impl=0x33e61f0) at /usr/include/sigc++-2.0/sigc++/signal.h:776
#32 emit (this=<optimized out>) at /usr/include/sigc++-2.0/sigc++/signal.h:2673
#33 sp_action_perform (action=<optimized out>) at helper/action.cpp:137
#34 0x00007fffefe396e0 in g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#35 0x00007fffefe4a750 in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#36 0x00007fffefe526bc in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#37 0x00007fffefe52852 in g_signal_emit () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#38 0x00007ffff5c02b6c in gtk_widget_activate () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#39 0x00007ffff5afedbd in gtk_menu_shell_activate_item () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#40 0x00007ffff5aff15c in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#41 0x00007ffff5aec099 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#42 0x00007fffefe396e0 in g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#43 0x00007fffefe4a4d0 in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#44 0x00007fffefe522db in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#45 0x00007fffefe52852 in g_signal_emit () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#46 0x00007ffff5c0393e in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#47 0x00007ffff5aea434 in gtk_propagate_event () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#48 0x00007ffff5aea78b in gtk_main_do_event () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
---Type <return> to continue, or q <return> to quit---
#49 0x00007ffff50bd7ac in ?? () from /usr/lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0
#50 0x00007fffef881355 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#51 0x00007fffef881688 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#52 0x00007fffef881a82 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#53 0x00007ffff5ae9797 in gtk_main () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#54 0x0000000000470f5b in sp_main_gui (argc=1, argv=0x7fffffffe548) at main.cpp:996
#55 0x00007fffeeb10ead in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6
#56 0x000000000046e191 in _start ()