Program received signal SIGSEGV, Segmentation fault.
nautilus_path_bar_size_allocate (widget=0x1880f40, allocation=<value optimized out>) at nautilus-pathbar.c:669

other threads in process were boring, here's the faulting thread:

#0  nautilus_path_bar_size_allocate (widget=0x2c43500, allocation=<value optimized out>) at nautilus-pathbar.c:669
#1  0x00007f8a65f309b9 in g_closure_invoke (closure=0x253bd70, return_value=0x0, n_param_values=2, param_values=0x2c3b6f0, invocation_hint=0x7fff32639790) at /build/buildd/glib2.0-2.26.0/gobject/gclosure.c:766
#2  0x00007f8a65f45da1 in signal_emit_unlocked_R (node=0x25587a0, detail=<value optimized out>, instance=<value optimized out>, emission_return=<value optimized out>, instance_and_params=<value optimized out>)
    at /build/buildd/glib2.0-2.26.0/gobject/gsignal.c:3182
#3  0x00007f8a65f47996 in g_signal_emit_valist (instance=0x2a17b20, signal_id=<value optimized out>, detail=0, var_args=0x7fff32639980) at /build/buildd/glib2.0-2.26.0/gobject/gsignal.c:2983
#4  0x00007f8a65f47f53 in g_signal_emit (instance=0x2, signal_id=0, detail=3) at /build/buildd/glib2.0-2.26.0/gobject/gsignal.c:3040
#5  0x00007f8a672c0217 in gtk_widget_size_allocate () from /usr/lib/libgtk-x11-2.0.so.0
#6  0x00007f8a670ed3c5 in ?? () from /usr/lib/libgtk-x11-2.0.so.0
#7  0x00007f8a65f309b9 in g_closure_invoke (closure=0x253bd70, return_value=0x0, n_param_values=2, param_values=0x2c3b560, invocation_hint=0x7fff32639ca0) at /build/buildd/glib2.0-2.26.0/gobject/gclosure.c:766
#8  0x00007f8a65f45da1 in signal_emit_unlocked_R (node=0x25587a0, detail=<value optimized out>, instance=<value optimized out>, emission_return=<value optimized out>, instance_and_params=<value optimized out>)
    at /build/buildd/glib2.0-2.26.0/gobject/gsignal.c:3182
#9  0x00007f8a65f47996 in g_signal_emit_valist (instance=0x2917130, signal_id=<value optimized out>, detail=0, var_args=0x7fff32639e90) at /build/buildd/glib2.0-2.26.0/gobject/gsignal.c:2983
#10 0x00007f8a65f47f53 in g_signal_emit (instance=0x2, signal_id=0, detail=3) at /build/buildd/glib2.0-2.26.0/gobject/gsignal.c:3040
#11 0x00007f8a672c0217 in gtk_widget_size_allocate () from /usr/lib/libgtk-x11-2.0.so.0
#12 0x00007f8a670ed3c5 in ?? () from /usr/lib/libgtk-x11-2.0.so.0
#13 0x00007f8a65f309b9 in g_closure_invoke (closure=0x253bd70, return_value=0x0, n_param_values=2, param_values=0x2c844c0, invocation_hint=0x7fff3263a1b0) at /build/buildd/glib2.0-2.26.0/gobject/gclosure.c:766
#14 0x00007f8a65f45da1 in signal_emit_unlocked_R (node=0x25587a0, detail=<value optimized out>, instance=<value optimized out>, emission_return=<value optimized out>, instance_and_params=<value optimized out>)
    at /build/buildd/glib2.0-2.26.0/gobject/gsignal.c:3182
#15 0x00007f8a65f47996 in g_signal_emit_valist (instance=0x29170a0, signal_id=<value optimized out>, detail=0, var_args=0x7fff3263a3a0) at /build/buildd/glib2.0-2.26.0/gobject/gsignal.c:2983
#16 0x00007f8a65f47f53 in g_signal_emit (instance=0x2, signal_id=0, detail=3) at /build/buildd/glib2.0-2.26.0/gobject/gsignal.c:3040
#17 0x00007f8a672c0217 in gtk_widget_size_allocate () from /usr/lib/libgtk-x11-2.0.so.0
#18 0x00007f8a671cca74 in ?? () from /usr/lib/libgtk-x11-2.0.so.0
#19 0x00007f8a65f309b9 in g_closure_invoke (closure=0x253bd70, return_value=0x0, n_param_values=2, param_values=0x2c3b870, invocation_hint=0x7fff3263a680) at /build/buildd/glib2.0-2.26.0/gobject/gclosure.c:766
#20 0x00007f8a65f45da1 in signal_emit_unlocked_R (node=0x25587a0, detail=<value optimized out>, instance=<value optimized out>, emission_return=<value optimized out>, instance_and_params=<value optimized out>)
    at /build/buildd/glib2.0-2.26.0/gobject/gsignal.c:3182
#21 0x00007f8a65f47996 in g_signal_emit_valist (instance=0x29e2c90, signal_id=<value optimized out>, detail=0, var_args=0x7fff3263a870) at /build/buildd/glib2.0-2.26.0/gobject/gsignal.c:2983
#22 0x00007f8a65f47f53 in g_signal_emit (instance=0x2, signal_id=0, detail=3) at /build/buildd/glib2.0-2.26.0/gobject/gsignal.c:3040
#23 0x00007f8a672c0217 in gtk_widget_size_allocate () from /usr/lib/libgtk-x11-2.0.so.0
#24 0x00007f8a670ed3c5 in ?? () from /usr/lib/libgtk-x11-2.0.so.0
#25 0x00007f8a65f309b9 in g_closure_invoke (closure=0x253bd70, return_value=0x0, n_param_values=2, param_values=0x26088d0, invocation_hint=0x7fff3263ab90) at /build/buildd/glib2.0-2.26.0/gobject/gclosure.c:766
#26 0x00007f8a65f45da1 in signal_emit_unlocked_R (node=0x25587a0, detail=<value optimized out>, instance=<value optimized out>, emission_return=<value optimized out>, instance_and_params=<value optimized out>)
    at /build/buildd/glib2.0-2.26.0/gobject/gsignal.c:3182
#27 0x00007f8a65f47996 in g_signal_emit_valist (instance=0x2917010, signal_id=<value optimized out>, detail=0, var_args=0x7fff3263ad80) at /build/buildd/glib2.0-2.26.0/gobject/gsignal.c:2983
#28 0x00007f8a65f47f53 in g_signal_emit (instance=0x2, signal_id=0, detail=3) at /build/buildd/glib2.0-2.26.0/gobject/gsignal.c:3040
#29 0x00007f8a672c0217 in gtk_widget_size_allocate () from /usr/lib/libgtk-x11-2.0.so.0
#30 0x00007f8a671cca30 in ?? () from /usr/lib/libgtk-x11-2.0.so.0
#31 0x00000000004dabcc in nautilus_horizontal_splitter_size_allocate (widget=0x29e2b90, allocation=0x7fff3263b390) at nautilus-horizontal-splitter.c:242
#32 0x00007f8a65f309b9 in g_closure_invoke (closure=0x253bd70, return_value=0x0, n_param_values=2, param_values=0x2aa3670, invocation_hint=0x7fff3263b0b0) at /build/buildd/glib2.0-2.26.0/gobject/gclosure.c:766
#33 0x00007f8a65f45da1 in signal_emit_unlocked_R (node=0x25587a0, detail=<value optimized out>, instance=<value optimized out>, emission_return=<value optimized out>, instance_and_params=<value optimized out>)
    at /build/buildd/glib2.0-2.26.0/gobject/gsignal.c:3182
#34 0x00007f8a65f47996 in g_signal_emit_valist (instance=0x29e2b90, signal_id=<value optimized out>, detail=0, var_args=0x7fff3263b2a0) at /build/buildd/glib2.0-2.26.0/gobject/gsignal.c:2983
#35 0x00007f8a65f47f53 in g_signal_emit (instance=0x2, signal_id=0, detail=3) at /build/buildd/glib2.0-2.26.0/gobject/gsignal.c:3040
#36 0x00007f8a672c0217 in gtk_widget_size_allocate () from /usr/lib/libgtk-x11-2.0.so.0
#37 0x00007f8a67229092 in ?? () from /usr/lib/libgtk-x11-2.0.so.0
#38 0x00007f8a65f309b9 in g_closure_invoke (closure=0x253bd70, return_value=0x0, n_param_values=2, param_values=0x2c8a6f0, invocation_hint=0x7fff3263b570) at /build/buildd/glib2.0-2.26.0/gobject/gclosure.c:766
#39 0x00007f8a65f45da1 in signal_emit_unlocked_R (node=0x25587a0, detail=<value optimized out>, instance=<value optimized out>, emission_return=<value optimized out>, instance_and_params=<value optimized out>)
    at /build/buildd/glib2.0-2.26.0/gobject/gsignal.c:3182
#40 0x00007f8a65f47996 in g_signal_emit_valist (instance=0x27814a0, signal_id=<value optimized out>, detail=0, var_args=0x7fff3263b760) at /build/buildd/glib2.0-2.26.0/gobject/gsignal.c:2983
#41 0x00007f8a65f47f53 in g_signal_emit (instance=0x2, signal_id=0, detail=3) at /build/buildd/glib2.0-2.26.0/gobject/gsignal.c:3040
#42 0x00007f8a672c0217 in gtk_widget_size_allocate () from /usr/lib/libgtk-x11-2.0.so.0
#43 0x00007f8a672d1eaa in ?? () from /usr/lib/libgtk-x11-2.0.so.0
#44 0x00007f8a65f30a6e in g_closure_invoke (closure=0x253bd70, return_value=0x0, n_param_values=2, param_values=0x2951b00, invocation_hint=0x7fff3263b9f0) at /build/buildd/glib2.0-2.26.0/gobject/gclosure.c:766
#45 0x00007f8a65f45da1 in signal_emit_unlocked_R (node=0x25587a0, detail=<value optimized out>, instance=<value optimized out>, emission_return=<value optimized out>, instance_and_params=<value optimized out>)
    at /build/buildd/glib2.0-2.26.0/gobject/gsignal.c:3182
#46 0x00007f8a65f47996 in g_signal_emit_valist (instance=0x2a78170, signal_id=<value optimized out>, detail=0, var_args=0x7fff3263bbe0) at /build/buildd/glib2.0-2.26.0/gobject/gsignal.c:2983
#47 0x00007f8a65f47f53 in g_signal_emit (instance=0x2, signal_id=0, detail=3) at /build/buildd/glib2.0-2.26.0/gobject/gsignal.c:3040
#48 0x00007f8a672c0217 in gtk_widget_size_allocate () from /usr/lib/libgtk-x11-2.0.so.0
#49 0x00007f8a672d23f4 in ?? () from /usr/lib/libgtk-x11-2.0.so.0
#50 0x00007f8a65f30a6e in g_closure_invoke (closure=0x255c270, return_value=0x0, n_param_values=1, param_values=0x2b9ca40, invocation_hint=0x7fff3263bf50) at /build/buildd/glib2.0-2.26.0/gobject/gclosure.c:766
#51 0x00007f8a65f46120 in signal_emit_unlocked_R (node=0x255c2c0, detail=<value optimized out>, instance=<value optimized out>, emission_return=<value optimized out>, instance_and_params=<value optimized out>)
    at /build/buildd/glib2.0-2.26.0/gobject/gsignal.c:3290
#52 0x00007f8a65f47996 in g_signal_emit_valist (instance=0x2a78170, signal_id=<value optimized out>, detail=0, var_args=0x7fff3263c140) at /build/buildd/glib2.0-2.26.0/gobject/gsignal.c:2983
#53 0x00007f8a65f47f53 in g_signal_emit (instance=0x2, signal_id=0, detail=3) at /build/buildd/glib2.0-2.26.0/gobject/gsignal.c:3040
#54 0x00007f8a6711cf70 in ?? () from /usr/lib/libgtk-x11-2.0.so.0
#55 0x00007f8a66dd6626 in ?? () from /usr/lib/libgdk-x11-2.0.so.0
#56 0x00007f8a6563c342 in g_main_dispatch (context=0x2533e10) at /build/buildd/glib2.0-2.26.0/glib/gmain.c:2149
#57 g_main_context_dispatch (context=0x2533e10) at /build/buildd/glib2.0-2.26.0/glib/gmain.c:2702
#58 0x00007f8a656402a8 in g_main_context_iterate (context=0x2533e10, block=<value optimized out>, dispatch=<value optimized out>, self=<value optimized out>) at /build/buildd/glib2.0-2.26.0/glib/gmain.c:2780
#59 0x00007f8a656407b5 in g_main_loop_run (loop=0x275e250) at /build/buildd/glib2.0-2.26.0/glib/gmain.c:2988
#60 0x00007f8a6719c3e7 in gtk_main () from /usr/lib/libgtk-x11-2.0.so.0
#61 0x0000000000441d22 in main (argc=1, argv=0x7fff3263c7d8) at nautilus-main.c:544