.
Thread 3 (Thread 0xb7671b70 (LWP 1253)):
#0  0x006fb416 in __kernel_vsyscall ()
No symbol table info available.
#1  0x0526f40e in __GI___poll (fds=0x82f91e0, nfds=3, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
        resultvar = <optimized out>
        oldtype = -516
        result = <optimized out>
#2  0x00fb841b in g_poll (fds=0x82f91e0, nfds=3, timeout=-1) at /build/buildd/glib2.0-2.29.92/./glib/gpoll.c:132
No locals.
#3  0x00fa9926 in g_main_context_poll (n_fds=3, fds=0x82f91e0, timeout=<optimized out>, context=0x82f7d38, priority=<optimized out>) at /build/buildd/glib2.0-2.29.92/./glib/gmain.c:3402
        poll_func = 0xfb83f0 <g_poll>
#4  g_main_context_iterate (context=0x82f7d38, block=16483312, dispatch=1, self=<optimized out>) at /build/buildd/glib2.0-2.29.92/./glib/gmain.c:3084
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 3
        allocated_nfds = <optimized out>
        fds = 0x82f91e0
#5  0x00faa02b in g_main_loop_run (loop=0x82f7d10) at /build/buildd/glib2.0-2.29.92/./glib/gmain.c:3297
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#6  0x007c480a in gdbus_shared_thread_func (user_data=0x82f7d20) at /build/buildd/glib2.0-2.29.92/./gio/gdbusprivate.c:276
        data = 0x82f7d20
#7  0x00fd0914 in g_thread_create_proxy (data=0x82f7dc8) at /build/buildd/glib2.0-2.29.92/./glib/gthread.c:1962
        thread = 0x82f7dc8
        __PRETTY_FUNCTION__ = "g_thread_create_proxy"
#8  0x00344d31 in start_thread (arg=0xb7671b70) at pthread_create.c:304
        __res = <optimized out>
        pd = 0xb7671b70
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {3497972, 0, 4001536, -1217981688, 528891201, -1187480017}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        robust = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#9  0x0527e0ce in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130
No locals.
Backtrace stopped: Not enough registers or memory available to unwind further
.
Thread 2 (Thread 0xb6639b70 (LWP 1255)):
#0  0x006fb416 in __kernel_vsyscall ()
No symbol table info available.
#1  0x0526f40e in __GI___poll (fds=0x83046c0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
        resultvar = <optimized out>
        oldtype = -516
        result = <optimized out>
#2  0x00fb841b in g_poll (fds=0x83046c0, nfds=1, timeout=-1) at /build/buildd/glib2.0-2.29.92/./glib/gpoll.c:132
No locals.
#3  0x00fa9926 in g_main_context_poll (n_fds=1, fds=0x83046c0, timeout=<optimized out>, context=0x83001d8, priority=<optimized out>) at /build/buildd/glib2.0-2.29.92/./glib/gmain.c:3402
        poll_func = 0xfb83f0 <g_poll>
#4  g_main_context_iterate (context=0x83001d8, block=16483312, dispatch=1, self=<optimized out>) at /build/buildd/glib2.0-2.29.92/./glib/gmain.c:3084
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = <optimized out>
        fds = 0x83046c0
#5  0x00faa02b in g_main_loop_run (loop=0x83024f0) at /build/buildd/glib2.0-2.29.92/./glib/gmain.c:3297
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#6  0x01074194 in dconf_context_thread (data=0x83001d8) at dconfcontext.c:11
        context = 0x83001d8
        loop = <optimized out>
        __PRETTY_FUNCTION__ = "dconf_context_thread"
#7  0x00fd0914 in g_thread_create_proxy (data=0x8300268) at /build/buildd/glib2.0-2.29.92/./glib/gthread.c:1962
        thread = 0x8300268
        __PRETTY_FUNCTION__ = "g_thread_create_proxy"
#8  0x00344d31 in start_thread (arg=0xb6639b70) at pthread_create.c:304
        __res = <optimized out>
        pd = 0xb6639b70
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {3497972, 0, 4001536, -1234988280, 377896259, -1187480017}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        robust = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#9  0x0527e0ce in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130
No locals.
Backtrace stopped: Not enough registers or memory available to unwind further
.
Thread 1 (Thread 0xb7873850 (LWP 1199)):
#0  0x010722ac in dconf_engine_refresh_user (engine=0x825e160) at ../engine/dconf-engine.c:146
        __PRETTY_FUNCTION__ = "dconf_engine_refresh_user"
#1  0x01072723 in dconf_engine_refresh (engine=0x825e160) at ../engine/dconf-engine.c:197
No locals.
#2  dconf_engine_read_internal (engine=0x825e160, key=0x82965d0 "/org/gnome/nautilus/preferences/enable-delete", user=1, system=1) at ../engine/dconf-engine.c:382
        value = 0x0
        lowest = <optimized out>
        limit = <optimized out>
        i = <optimized out>
#3  0x01075410 in dconf_settings_backend_read (key=0x82965d0 "/org/gnome/nautilus/preferences/enable-delete", backend=0x825cce0, expected_type=<optimized out>, default_value=<optimized out>) at dconfsettingsbackend.c:452
No locals.
#4  dconf_settings_backend_read (backend=0x825cce0, key=0x82965d0 "/org/gnome/nautilus/preferences/enable-delete", expected_type=0x1040980, default_value=0) at dconfsettingsbackend.c:438
        dcsb = 0x825cce0
#5  0x0079b62e in g_settings_backend_read (backend=0x825cce0, key=0x82965d0 "/org/gnome/nautilus/preferences/enable-delete", expected_type=0x1040980, default_value=0) at /build/buildd/glib2.0-2.29.92/./gio/gsettingsbackend.c:732
        value = <optimized out>
#6  0x0079e4d4 in g_settings_read_from_backend (info=0xbf8e96c0) at /build/buildd/glib2.0-2.29.92/./gio/gsettings.c:1110
        value = <optimized out>
        fixup = <optimized out>
        path = 0x82965d0 "/org/gnome/nautilus/preferences/enable-delete"
#7  0x0079fc01 in g_settings_get_value (settings=0x82f84c8, key=0x8163332 "enable-delete") at /build/buildd/glib2.0-2.29.92/./gio/gsettings.c:1293
        info = {settings = 0x82f84c8, key = 0x84ee8b1 "enable-delete", schema = 0x0, is_flags = 0, is_enum = 0, strinfo = 0x0, strinfo_length = 0, unparsed = 0x0, lc_char = 0 '\000', type = 0x1040980, minimum = 0x0, maximum = 0x0, default_value = 0x86b4868}
        value = <optimized out>
        __PRETTY_FUNCTION__ = "g_settings_get_value"
#8  0x007a0aae in g_settings_get_boolean (settings=0x82f84c8, key=0x8163332 "enable-delete") at /build/buildd/glib2.0-2.29.92/./gio/gsettings.c:1986
        value = <optimized out>
        result = <optimized out>
#9  0x080be183 in real_update_menus (view=0x84e6288) at nautilus-view.c:8443
        selection = 0x0
        l = <optimized out>
        selection_count = 0
        tip = 0x8165664 "Move each selected item to the Trash"
        label = 0x815f1f1 "Mo_ve to Trash"
        label_with_underscore = <optimized out>
        selection_contains_special_link = 135681636
        selection_contains_desktop_or_home_dir = 0
        can_create_files = 1
        can_delete_files = 0
        can_copy_files = 0
        can_link_files = 0
        can_duplicate_files = 0
        show_separate_delete_command = <optimized out>
        show_open_alternate = <optimized out>
        show_open_in_new_tab = <optimized out>
        can_open = 0
        show_app = <optimized out>
        show_save_search = <optimized out>
        save_search_sensitive = <optimized out>
        show_save_search_as = <optimized out>
        show_desktop_target = <optimized out>
        action = <optimized out>
        app = <optimized out>
        app_icon = <optimized out>
        menuitem = <optimized out>
        next_pane_is_writable = -1215758336
        show_properties = <optimized out>
#10 0x0807801d in nautilus_icon_view_update_menus (view=0x84e6288) at nautilus-icon-view.c:1518
        icon_view = 0x84e6288
        selection_count = <optimized out>
        action = <optimized out>
        icon_container = <optimized out>
        editable = <optimized out>
#11 0x08071107 in real_update_menus (view=0x84e6288) at nautilus-desktop-icon-view.c:770
        desktop_view = <optimized out>
        label = <optimized out>
        action = <optimized out>
        __PRETTY_FUNCTION__ = "real_update_menus"
#12 0x080b5f26 in nautilus_view_update_menus (view=0x84e6288) at nautilus-view.c:813
No locals.
#13 nautilus_view_update_menus (view=0x84e6288) at nautilus-view.c:804
No locals.
#14 0x080b5f85 in update_menus_timeout_callback (data=0x84e6288) at nautilus-view.c:3504
        view = 0x84e6288
#15 0x00faa9bf in g_timeout_dispatch (source=0x8710810, callback=0x80b5f40 <update_menus_timeout_callback>, user_data=0x84e6288) at /build/buildd/glib2.0-2.29.92/./glib/gmain.c:3907
        timeout_source = 0x8710810
        again = <optimized out>
#16 0x00fa92ef in g_main_dispatch (context=0x8288630) at /build/buildd/glib2.0-2.29.92/./glib/gmain.c:2441
        dispatch = 0xfaa990 <g_timeout_dispatch>
        was_in_call = 0
        user_data = 0x84e6288
        callback = 0x80b5f40 <update_menus_timeout_callback>
        cb_funcs = 0x105e35c
        cb_data = 0x86e24a8
        current_source_link = {data = 0x8710810, next = 0x0}
        need_destroy = <optimized out>
        source = 0x8710810
        current = 0x82f8a98
        i = <optimized out>
#17 g_main_context_dispatch (context=0x8288630) at /build/buildd/glib2.0-2.29.92/./glib/gmain.c:3011
No locals.
#18 0x00fa9a20 in g_main_context_iterate (context=0x8288630, block=16483312, dispatch=1, self=<optimized out>) at /build/buildd/glib2.0-2.29.92/./glib/gmain.c:3089
        max_priority = 2147483647
        timeout = 99
        some_ready = 1
        nfds = <optimized out>
        allocated_nfds = <optimized out>
        fds = 0x853a588
#19 0x00faa02b in g_main_loop_run (loop=0x825c1f8) at /build/buildd/glib2.0-2.29.92/./glib/gmain.c:3297
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#20 0x00c115f5 in gtk_main () at /build/buildd/gtk+3.0-3.1.92/./gtk/gtkmain.c:1367
        loop = 0x825c1f8
#21 0x00b0f654 in gtk_application_run_mainloop (application=0x825cc00) at /build/buildd/gtk+3.0-3.1.92/./gtk/gtkapplication.c:115
No locals.
#22 0x00796adc in g_application_run (application=0x825cc00, argc=2, argv=0xbf8e9b04) at /build/buildd/glib2.0-2.29.92/./gio/gapplication.c:1323
        arguments = 0x825c1f8
        status = 0
        i = <optimized out>
        __PRETTY_FUNCTION__ = "g_application_run"
#23 0x08067774 in main (argc=2, argv=0xbf8e9b04) at nautilus-main.c:102
        retval = <optimized out>
        application = 0x825cc00