Subject: bug#21428: 24.5; Crash of emacs on OS X, installed via homebrew cask

From: Rainer M Krug <[email-masked]>
Date: Mon, 28 Sep 2015 13:27:09 +0200

Rainer M Krug <[email-masked]> writes:

> Eli Zaretskii <[email-masked]> writes:
>
>>> From: Rainer M Krug <[email-masked]>
>>> Cc: [email-masked],  [email-masked]
>>> Date: Mon, 28 Sep 2015 11:33:49 +0200
>>> 
>>> > First, I'd like to know whether the line of code marked below is ever
>>> > executed:
>>> >
>>> >   static void
>>> >   uncache_face (struct face_cache *c, struct face *face)
>>> >   {
>>> >     int i = face->hash % FACE_CACHE_BUCKETS_SIZE;
>>> >
>>> >     if (face->prev)
>>> >       face->prev->next = face->next;
>>> >     else
>>> >       c->buckets[i] = face->next;
>>> >
>>> >     if (face->next)
>>> >       face->next->prev = face->prev;
>>> >
>>> >     c->faces_by_id[face->id] = NULL;
>>> >     if (face->id == c->used)
>>> >       --c->used;  <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
>>> >   }
>>> >
>>> > This is from xfaces.c, line 4322 with the current Git master.  Please
>>> > put a breakpoint there, and run Emacs under GDB until it crashes as
>>> > before, or until this breakpoint breaks.  If it breaks, please show
>>> > the backtrace.
>>> 
>>> OK - Emacs crashed again (same pattern) and the breakpoint was
>>> triggered:
>>> 
>>> ,----
>>> | xdisp.c:24333: Emacs fatal error: assertion failed: face != NULL
>>
>> You mean, the breakpoint did NOT trigger, right?  Because I cannot see
>> any backtraces from the breakpoint in uncache_face.  Did I miss
>> something?
>
> No - I missed something. I am new to gdb and sometimes (often?) get
> confused.
>
> This is the latest one - and if I understand correctly, again not
> triggered.
> ,----
> | xdisp.c:19795: Emacs fatal error: assertion failed: it->method ==
> | GET_FROM_BUFFER || it->method == GET_FROM_DISPLAY_VECTOR ||
> | it->method == GET_FROM_STRING
> | 
> | Breakpoint 1, terminate_due_to_signal (sig=6, backtrace_limit=2147483647) at emacs.c:370
> | 370	  signal (sig, SIG_DFL);
> | (gdb)
> `----
>
>
>>
>>> I am sure the crash occurs again, so please let me know what further
>>> info you need from the next crash.
>>
>> If indeed the breakpoint in uncache_face never breaks, please proceed
>> to configuring Emacs with --enable-checking='yes,glyphs' and disabling
>> the redisplay optimizations, as I've described here:
>
> OK - I will reconfigure then.
>
>>
>>> > If this breakpoint never breaks before another crash, please
>>> > reconfigure Emacs like this:
>>> >
>>> >   CFLAGS="-ggdb3 -O0" CXXFLAGS="-ggdb3 -O0" LDFLAGS="-ggdb3" ./configure --enable-checking='yes,glyphs'
>
> reconfiguring.
>
>>> >
>>> > then rebuild, and run it after setting these three variables to t:
>>> >
>>> >   inhibit-try-cursor-movement
>>> >   inhibit-try-window-id
>>> >   inhibit-try-window-reusing
>
> OK - I evaluated
>
> (setq inhibit-try-cursor-movement t)
> (setq inhibit-try-window-id t)
> (setq inhibit-try-window-reusing t)
>
> immediately in scratch after starting emacs - is this correct?
>
>>> >
>>> > This disables some redisplay optimizations, so you might see slow
>>> > redisplay; this is normal.  What is important is to see whether the
>>> > crashes disappear when these variables are set to non-nil values.  If
>>> > you run for a long time without crashes, then set these variables to
>>> > nil, one by one, in the order they are shown above, and each time let
>>> > Emacs run enough time for you to be sure the problem doesn't happen,
>>> > before you proceed to the next variable.
>
> OK - running emacs now with all set to t = will keep you posted.

Didn't take long - if I followed the process described correctly, it did
not help - I had another two crashes, although they look in the
backtrace different then before:

,----
| xdisp.c:19795: Emacs fatal error: assertion failed: it->method == GET_FROM_BUFFER || it->method == GET_FROM_DISPLAY_VECTOR || it->method == GET_FROM_STRING
| 
| Breakpoint 1, terminate_due_to_signal (sig=6, backtrace_limit=2147483647) at emacs.c:370
| 370	  signal (sig, SIG_DFL);
| (gdb) bt
| #0  terminate_due_to_signal (sig=6, backtrace_limit=2147483647) at emacs.c:370
| #1  0x0000000100229e5b in die (msg=0x1003ba0d8 "it->method == GET_FROM_BUFFER || it->method == GET_FROM_DISPLAY_VECTOR || it->method == GET_FROM_STRING", file=0x1003b7100 "xdisp.c", line=19795) at alloc.c:6951
| #2  0x000000010008e6b6 in push_prefix_prop (it=0x7fff5fbf34f8, prop=4615950900) at xdisp.c:19793
| #3  0x000000010008e5b3 in handle_line_prefix (it=0x7fff5fbf34f8) at xdisp.c:19903
| #4  0x0000000100056e2f in display_line (it=0x7fff5fbf34f8) at xdisp.c:20179
| #5  0x00000001000566eb in try_window (window=4597218837, pos={charpos = 1666, bytepos = 1666}, flags=0) at xdisp.c:16909
| #6  0x00000001000971ab in redisplay_window (window=4597218837, just_this_one_p=false) at xdisp.c:16146
| #7  0x000000010009620d in redisplay_window_0 (window=4597218837) at xdisp.c:14199
| #8  0x0000000100265011 in internal_condition_case_1 (bfun=0x1000961d0 <redisplay_window_0>, arg=4597218837, handlers=4353710995, hfun=0x1000942b0 <redisplay_window_error>) at eval.c:1333
| #9  0x000000010009419b in redisplay_windows (window=4597218837) at xdisp.c:14179
| #10 0x000000010009414a in redisplay_windows (window=4403040469) at xdisp.c:14173
| #11 0x0000000100052b74 in redisplay_internal () at xdisp.c:13771
| #12 0x00000001000548f9 in redisplay () at xdisp.c:13059
| #13 0x0000000100188aa9 in read_char (commandflag=1, map=4825254035, prev_event=0, used_mouse_menu=0x7fff5fbfa607, end_time=0x0) at keyboard.c:2465
| #14 0x0000000100183a09 in read_key_sequence (keybuf=0x7fff5fbfa940, bufsize=30, prompt=0, dont_downcase_last=false, can_return_switch_frame=true, fix_current_buffer=true, prevent_redisplay=false) at keyboard.c:9030
| #15 0x0000000100182306 in command_loop_1 () at keyboard.c:1348
| #16 0x0000000100264e76 in internal_condition_case (bfun=0x100181d10 <command_loop_1>, handlers=17616, hfun=0x10019d580 <cmd_error>) at eval.c:1309
| #17 0x000000010019d47c in command_loop_2 (ignore=0) at keyboard.c:1088
| #18 0x0000000100263f3e in internal_catch (tag=18288, func=0x10019d450 <command_loop_2>, arg=0) at eval.c:1073
| #19 0x0000000100180fd8 in command_loop () at keyboard.c:1059
| #20 0x0000000100180e92 in recursive_edit_1 () at keyboard.c:673
| #21 0x0000000100181283 in Frecursive_edit () at keyboard.c:744
| #22 0x00000001002676d4 in Ffuncall (nargs=1, args=0x7fff5fbfae58) at eval.c:2647
| #23 0x00000001002d1bb4 in exec_byte_code (bytestr=4592077796, vector=4400472573, maxdepth=166, args_template=514, nargs=2, args=0x7fff5fbfb858) at bytecode.c:880
| #24 0x0000000100268c0f in funcall_lambda (fun=4400473205, nargs=2, arg_vector=0x7fff5fbfb858) at eval.c:2810
| #25 0x0000000100267992 in Ffuncall (nargs=3, args=0x7fff5fbfb850) at eval.c:2699
| #26 0x00000001002671b4 in Fapply (nargs=2, args=0x7fff5fbfb988) at eval.c:2278
| #27 0x000000010025ee55 in apply1 (fn=15312, arg=4601986147) at eval.c:2494
| #28 0x000000010025e6a2 in call_debugger (arg=4601986147) at eval.c:308
| #29 0x0000000100265bf2 in maybe_call_debugger (conditions=4299215307, sig=45840, data=4601986067) at eval.c:1687
| #30 0x000000010026575e in Fsignal (error_symbol=45840, data=4601986067) at eval.c:1506
| #31 0x0000000100265c3d in xsignal (error_symbol=45840, data=4601986067) at eval.c:1542
| #32 0x0000000100261a60 in xsignal1 (error_symbol=45840, arg=58918568) at eval.c:1557
| #33 0x000000010023b818 in Fsymbol_value (symbol=58918568) at data.c:1204
| #34 0x000000010025f466 in eval_sub (form=58918568) at eval.c:2029
| #35 0x00000001002666c3 in Feval (form=58918568, lexical=0) at eval.c:1953
| #36 0x0000000100267729 in Ffuncall (nargs=3, args=0x7fff5fbfbf98) at eval.c:2653
| #37 0x00000001002d1bb4 in exec_byte_code (bytestr=4300749636, vector=4300749669, maxdepth=22, args_template=1030, nargs=1, args=0x7fff5fbfc970) at bytecode.c:880
| #38 0x0000000100268c0f in funcall_lambda (fun=4300749589, nargs=1, arg_vector=0x7fff5fbfc968) at eval.c:2810
| #39 0x0000000100267992 in Ffuncall (nargs=2, args=0x7fff5fbfc960) at eval.c:2699
| #40 0x00000001002d1bb4 in exec_byte_code (bytestr=4300750372, vector=4300750405, maxdepth=18, args_template=1030, nargs=1, args=0x7fff5fbfd340) at bytecode.c:880
| #41 0x0000000100268c0f in funcall_lambda (fun=4300750317, nargs=1, arg_vector=0x7fff5fbfd338) at eval.c:2810
| #42 0x0000000100267992 in Ffuncall (nargs=2, args=0x7fff5fbfd330) at eval.c:2699
| #43 0x00000001002d1bb4 in exec_byte_code (bytestr=4300747588, vector=4300747621, maxdepth=14, args_template=1026, nargs=1, args=0x7fff5fbfde68) at bytecode.c:880
| #44 0x0000000100268c0f in funcall_lambda (fun=4300747533, nargs=1, arg_vector=0x7fff5fbfde60) at eval.c:2810
| #45 0x0000000100267992 in Ffuncall (nargs=2, args=0x7fff5fbfde58) at eval.c:2699
| #46 0x000000010025a3fa in Ffuncall_interactively (nargs=2, args=0x7fff5fbfde58) at callint.c:250
| #47 0x000000010026759d in Ffuncall (nargs=3, args=0x7fff5fbfde50) at eval.c:2630
| #48 0x000000010025d135 in Fcall_interactively (function=85491200, record_flag=0, keys=4353745821) at callint.c:838
| #49 0x0000000100267764 in Ffuncall (nargs=4, args=0x7fff5fbfe698) at eval.c:2657
| #50 0x00000001002d1bb4 in exec_byte_code (bytestr=4300063060, vector=4300063093, maxdepth=54, args_template=4102, nargs=1, args=0x7fff5fbff098) at bytecode.c:880
| #51 0x0000000100268c0f in funcall_lambda (fun=4300063013, nargs=1, arg_vector=0x7fff5fbff090) at eval.c:2810
| #52 0x0000000100267992 in Ffuncall (nargs=2, args=0x7fff5fbff088) at eval.c:2699
| #53 0x00000001002684c4 in call1 (fn=13632, arg1=85491200) at eval.c:2509
| #54 0x00000001001828bf in command_loop_1 () at keyboard.c:1460
| #55 0x0000000100264e76 in internal_condition_case (bfun=0x100181d10 <command_loop_1>, handlers=17616, hfun=0x10019d580 <cmd_error>) at eval.c:1309
| #56 0x000000010019d47c in command_loop_2 (ignore=0) at keyboard.c:1088
| #57 0x0000000100263f3e in internal_catch (tag=42768, func=0x10019d450 <command_loop_2>, arg=0) at eval.c:1073
| #58 0x0000000100181050 in command_loop () at keyboard.c:1067
| #59 0x0000000100180e92 in recursive_edit_1 () at keyboard.c:673
| #60 0x0000000100181283 in Frecursive_edit () at keyboard.c:744
| #61 0x000000010017ee2a in main (argc=1, argv=0x7fff5fbff8f0) at emacs.c:1643
| 
| Lisp Backtrace:
| "redisplay_internal (C function)" (0x0)
| "recursive-edit" (0x5fbfae60)
| "debug" (0x5fbfb858)
| "eval" (0x5fbfbfa0)
| "elisp--eval-last-sexp" (0x5fbfc968)
| "eval-last-sexp" (0x5fbfd338)
| "eval-print-last-sexp" (0x5fbfde60)
| "funcall-interactively" (0x5fbfde58)
| "call-interactively" (0x5fbfe6a0)
| "command-execute" (0x5fbff090)
| (gdb) bt full
| #0  terminate_due_to_signal (sig=6, backtrace_limit=2147483647) at emacs.c:370
| No locals.
| #1  0x0000000100229e5b in die (msg=0x1003ba0d8 "it->method == GET_FROM_BUFFER || it->method == GET_FROM_DISPLAY_VECTOR || it->method == GET_FROM_STRING", file=0x1003b7100 "xdisp.c", line=19795) at alloc.c:6951
| No locals.
| #2  0x000000010008e6b6 in push_prefix_prop (it=0x7fff5fbf34f8, prop=4615950900) at xdisp.c:19793
| 	pos = {
|   charpos = 1666,
|   bytepos = 1666
| }
| #3  0x000000010008e5b3 in handle_line_prefix (it=0x7fff5fbf34f8) at xdisp.c:19903
| 	prefix = 4615950900
| #4  0x0000000100056e2f in display_line (it=0x7fff5fbf34f8) at xdisp.c:20179
| 	row = (struct glyph_row *) 0x101fd1300
| 	overlay_arrow_string = 4597218832
| 	wrap_it = {
|   window = 0,
|   w = 0x0,
|   f = 0x0,
|   method = GET_FROM_BUFFER,
|   stop_charpos = 0,
|   prev_stop = 0,
|   base_level_stop = 0,
|   end_charpos = 0,
|   s = 0x0,
|   string_nchars = 0,
|   redisplay_end_trigger_charpos = 0,
|   multibyte_p = false,
|   header_line_p = false,
|   string_from_display_prop_p = false,
|   string_from_prefix_prop_p = false,
|   from_disp_prop_p = false,
|   ellipsis_p = false,
|   avoid_cursor_p = false,
|   dp = 0x0,
|   dpvec = 0x0,
|   dpend = 0x0,
|   dpvec_char_len = 0,
|   dpvec_face_id = 0,
|   saved_face_id = 0,
|   ctl_chars = 0x7fff5fbf2240,
|   start = {
|     pos = {
|       charpos = 0,
|       bytepos = 0
|     },
|     overlay_string_index = 0,
|     string_pos = {
|       charpos = 0,
|       bytepos = 0
|     },
|     dpvec_index = 0
|   },
|   current = {
|     pos = {
|       charpos = 0,
|       bytepos = 0
|     },
|     overlay_string_index = 0,
|     string_pos = {
|       charpos = 0,
|       bytepos = 0
|     },
|     dpvec_index = 0
|   },
|   n_overlay_strings = 0,
|   overlay_strings_charpos = 0,
|   overlay_strings = 0x7fff5fbf2330,
|   string_overlays = 0x7fff5fbf23b0,
|   string = 0,
|   from_overlay = 0,
|   stack = 0x7fff5fbf2440,
|   sp = 0,
|   selective = 140734799751776,
|   what = 298433781,
|   face_id = 1,
|   selective_display_ellipsis_p = false,
|   ctl_arrow_p = false,
|   face_box_p = false,
|   start_of_box_run_p = true,
|   end_of_box_run_p = true,
|   overlay_strings_at_end_processed_p = true,
|   ignore_overlay_strings_at_pos_p = true,
|   glyph_not_available_p = true,
|   starts_in_middle_of_char_p = true,
|   face_before_selective_p = false,
|   constrain_row_ascent_descent_p = true,
|   line_wrap = WORD_WRAP,
|   base_face_id = 0,
|   c = 0,
|   len = 0,
|   cmp_it = {
|     stop_pos = 21072,
|     id = 21072,
|     ch = 0,
|     rule_idx = 0,
|     lookback = 0,
|     nglyphs = 238,
|     reversed_p = false,
|     charpos = 16320,
|     nchars = 108499347,
|     nbytes = 1,
|     from = 0,
|     to = 0,
|     width = 1606363760
|   },
|   char_to_display = 3132866,
|   glyphless_method = GLYPHLESS_DISPLAY_EMPTY_BOX,
|   image_id = 16320,
|   slice = {
|     x = 4403466643,
|     y = 140734799751840,
|     width = 4299175996,
|     height = 140734799751840
|   },
|   space_width = 4296497637,
|   voffset = 10928,
|   tab_width = 24511,
|   font_height = 4299175996,
|   object = 140734799751872,
|   position = {
|     charpos = 4296501013,
|     bytepos = 0
|   },
|   truncation_pixel_width = 16824,
|   continuation_pixel_width = 127,
|   first_visible_x = 1,
|   last_visible_x = 1606363872,
|   last_visible_y = 32767,
|   extra_line_spacing = 1532088,
|   max_extra_line_spacing = 1,
|   override_ascent = 238,
|   override_descent = 16777216,
|   override_boff = 4208700,
|   glyph_row = 0x7fff5fbf2b90,
|   area = 3355065,
|   nglyphs = 1,
|   pixel_width = 88,
|   ascent = 0,
|   descent = 0,
|   max_ascent = 0,
|   max_descent = 0,
|   phys_ascent = 0,
|   phys_descent = 8339896,
|   max_phys_ascent = 1,
|   max_phys_descent = 1606363952,
|   current_x = 32767,
|   continuation_lines_width = 1532088,
|   eol_pos = {
|     charpos = 12096,
|     bytepos = 520115704
|   },
|   current_y = 1606364368,
|   first_vpos = 32767,
|   vpos = 2563747,
|   hpos = 1,
|   left_user_fringe_bitmap = 48563,
|   right_user_fringe_bitmap = 61,
|   left_user_fringe_face_id = 1,
|   right_user_fringe_face_id = 12096,
|   bidi_p = false,
|   bidi_it = {
|     bytepos = 288,
|     charpos = 0,
|     ch = 34848,
|     nchars = 34848,
|     ch_len = 44556037008,
|     type = 1606364112,
|     type_after_wn = 32767,
|     orig_type = 306638931,
|     resolved_level = 1 '\001',
|     isolate_level = 0 '\0',
|     invalid_levels = 72060712185718549,
|     invalid_isolates = 140734799752480,
|     prev = {
|       charpos = 4298344588,
|       type = 1606364096,
|       orig_type = 16809983
|     },
|     last_strong = {
|       charpos = 4601606227,
|       type = 298433781,
|       orig_type = 726
|     },
|     next_for_neutral = {
|       charpos = 140734799752144,
|       type = 306638931,
|       orig_type = STRONG_L
|     },
|     prev_for_neutral = {
|       charpos = 72057598336250297,
|       type = 4047646,
|       orig_type = STRONG_L
|     },
|     next_for_ws = {
|       charpos = 4294967299,
|       type = STRONG_L,
|       orig_type = UNKNOWN_BT
|     },
|     bracket_pairing_pos = 0,
|     bracket_enclosed_type = 103,
|     next_en_pos = -4723410771830385256,
|     next_en_type = 1606364224,
|     sos = 32767,
|     scan_dir = 2611950,
|     disp_pos = -1787596054447957518,
|     disp_prop = 1530341,
|     stack_idx = 1728053249,
|     level_stack = 0x7fff5fbf2c20,
|     string = {
|       lstring = 140734799754320,
|       s = 0x111b08341 "^$\tB\026\300",
|       schars = 6107443494948,
|       bufpos = 4429232803,
|       from_disp_str = false,
|       unibyte = false
|     },
|     w = 0x102618bd3,
|     paragraph_dir = 1606366352,
|     separator_limit = 4296905230,
|     first_elt = false,
|     new_paragraph = false,
|     frame_window_p = false
|   },
|   paragraph_embedding = 33362688
| }
| 	wrap_data = (void *) 0x0
| 	may_wrap = false
| 	wrap_x = 0
| 	wrap_row_used = -1
| 	wrap_row_ascent = 0
| 	wrap_row_height = 0
| 	wrap_row_phys_ascent = 0
| 	wrap_row_phys_height = 0
| 	wrap_row_extra_line_spacing = 0
| 	wrap_row_min_pos = 0
| 	wrap_row_min_bpos = 0
| 	wrap_row_max_pos = 0
| 	wrap_row_max_bpos = 0
| 	cvpos = 0
| 	min_pos = 4558
| 	max_pos = 0
| 	min_bpos = 0
| 	max_bpos = 0
| 	pending_handle_line_prefix = false
| #5  0x00000001000566eb in try_window (window=4597218837, pos={charpos = 1666, bytepos = 1666}, flags=0) at xdisp.c:16909
| 	w = (struct window *) 0x11203fe10
| 	it = {
|   window = 4597218837,
|   w = 0x11203fe10,
|   f = 0x101826a30,
|   method = GET_FROM_IMAGE,
|   stop_charpos = 1737,
|   prev_stop = 1666,
|   base_level_stop = 0,
|   end_charpos = 4557,
|   s = 0x0,
|   string_nchars = 0,
|   redisplay_end_trigger_charpos = 0,
|   multibyte_p = true,
|   header_line_p = true,
|   string_from_display_prop_p = false,
|   string_from_prefix_prop_p = false,
|   from_disp_prop_p = true,
|   ellipsis_p = false,
|   avoid_cursor_p = false,
|   dp = 0x1121ad640,
|   dpvec = 0x0,
|   dpend = 0x0,
|   dpvec_char_len = 0,
|   dpvec_face_id = 0,
|   saved_face_id = 0,
|   ctl_chars = 0x7fff5fbf3580,
|   start = {
|     pos = {
|       charpos = 1666,
|       bytepos = 1666
|     },
|     overlay_string_index = -1,
|     string_pos = {
|       charpos = -1,
|       bytepos = -1
|     },
|     dpvec_index = -1
|   },
|   current = {
|     pos = {
|       charpos = 1666,
|       bytepos = 1666
|     },
|     overlay_string_index = -1,
|     string_pos = {
|       charpos = -1,
|       bytepos = -1
|     },
|     dpvec_index = -1
|   },
|   n_overlay_strings = 0,
|   overlay_strings_charpos = 1666,
|   overlay_strings = 0x7fff5fbf3670,
|   string_overlays = 0x7fff5fbf36f0,
|   string = 0,
|   from_overlay = 4631782745,
|   stack = 0x7fff5fbf3780,
|   sp = 1,
|   selective = 0,
|   what = IT_IMAGE,
|   face_id = 36,
|   selective_display_ellipsis_p = true,
|   ctl_arrow_p = true,
|   face_box_p = false,
|   start_of_box_run_p = false,
|   end_of_box_run_p = false,
|   overlay_strings_at_end_processed_p = false,
|   ignore_overlay_strings_at_pos_p = false,
|   glyph_not_available_p = false,
|   starts_in_middle_of_char_p = false,
|   face_before_selective_p = false,
|   constrain_row_ascent_descent_p = false,
|   line_wrap = TRUNCATE,
|   base_face_id = 0,
|   c = 0,
|   len = 0,
|   cmp_it = {
|     stop_pos = 0,
|     id = -1,
|     ch = 0,
|     rule_idx = 0,
|     lookback = 0,
|     nglyphs = 0,
|     reversed_p = false,
|     charpos = 0,
|     nchars = 0,
|     nbytes = 0,
|     from = 0,
|     to = 0,
|     width = 0
|   },
|   char_to_display = 0,
|   glyphless_method = GLYPHLESS_DISPLAY_THIN_SPACE,
|   image_id = 0,
|   slice = {
|     x = 0,
|     y = 0,
|     width = 0,
|     height = 0
|   },
|   space_width = 0,
|   voffset = 0,
|   tab_width = 8,
|   font_height = 0,
|   object = 4593401077,
|   position = {
|     charpos = 1666,
|     bytepos = 1666
|   },
|   truncation_pixel_width = 8,
|   continuation_pixel_width = 0,
|   first_visible_x = 0,
|   last_visible_x = 1250,
|   last_visible_y = 1402,
|   extra_line_spacing = 0,
|   max_extra_line_spacing = 0,
|   override_ascent = -1,
|   override_descent = 0,
|   override_boff = 0,
|   glyph_row = 0x101fd1300,
|   area = TEXT_AREA,
|   nglyphs = 1,
|   pixel_width = 0,
|   ascent = 0,
|   descent = 0,
|   max_ascent = 0,
|   max_descent = 0,
|   phys_ascent = 0,
|   phys_descent = 0,
|   max_phys_ascent = 0,
|   max_phys_descent = 0,
|   current_x = 0,
|   continuation_lines_width = 0,
|   eol_pos = {
|     charpos = 0,
|     bytepos = 0
|   },
|   current_y = 21,
|   first_vpos = 1,
|   vpos = 0,
|   hpos = 0,
|   left_user_fringe_bitmap = 0,
|   right_user_fringe_bitmap = 0,
|   left_user_fringe_face_id = 0,
|   right_user_fringe_face_id = 0,
|   bidi_p = true,
|   bidi_it = {
|     bytepos = 1666,
|     charpos = 1666,
|     ch = 0,
|     nchars = -1,
|     ch_len = 0,
|     type = NEUTRAL_B,
|     type_after_wn = NEUTRAL_B,
|     orig_type = NEUTRAL_B,
|     resolved_level = 0 '\0',
|     isolate_level = 0 '\0',
|     invalid_levels = 0,
|     invalid_isolates = 0,
|     prev = {
|       charpos = 0,
|       type = UNKNOWN_BT,
|       orig_type = UNKNOWN_BT
|     },
|     last_strong = {
|       charpos = 0,
|       type = UNKNOWN_BT,
|       orig_type = UNKNOWN_BT
|     },
|     next_for_neutral = {
|       charpos = -1,
|       type = UNKNOWN_BT,
|       orig_type = UNKNOWN_BT
|     },
|     prev_for_neutral = {
|       charpos = -1,
|       type = UNKNOWN_BT,
|       orig_type = UNKNOWN_BT
|     },
|     next_for_ws = {
|       charpos = 0,
|       type = UNKNOWN_BT,
|       orig_type = UNKNOWN_BT
|     },
|     bracket_pairing_pos = -1,
|     bracket_enclosed_type = UNKNOWN_BT,
|     next_en_pos = 0,
|     next_en_type = UNKNOWN_BT,
|     sos = L2R,
|     scan_dir = 0,
|     disp_pos = -1,
|     disp_prop = 0,
|     stack_idx = 0,
|     level_stack = 0x7fff5fbf3f60,
|     string = {
|       lstring = 0,
|       s = 0x0,
|       schars = 0,
|       bufpos = 0,
|       from_disp_str = false,
|       unibyte = false
|     },
|     w = 0x11203fe10,
|     paragraph_dir = NEUTRAL_DIR,
|     separator_limit = -1,
|     first_elt = true,
|     new_paragraph = true,
|     frame_window_p = true
|   },
|   paragraph_embedding = L2R
| }
| 	last_text_row = (struct glyph_row *) 0x0
| 	f = (struct frame *) 0x101826a30
| 	frame_line_height = 18
| #6  0x00000001000971ab in redisplay_window (window=4597218837, just_this_one_p=false) at xdisp.c:16146
| 	new_vpos = -1
| 	w = (struct window *) 0x11203fe10
| 	f = (struct frame *) 0x101826a30
| 	buffer = (struct buffer *) 0x111c9bcf0
| 	old = (struct buffer *) 0x111c9bcf0
| 	lpoint = {
|   charpos = 1666,
|   bytepos = 1666
| }
| 	opoint = {
|   charpos = 1666,
|   bytepos = 1666
| }
| 	startp = {
|   charpos = 1666,
|   bytepos = 1666
| }
| 	update_mode_line = true
| 	tem = 8408016
| 	it = {
|   window = 240526404477,
|   w = 0x111c9bcf0,
|   f = 0x7fff5fbf6190,
|   method = 2335476,
|   stop_charpos = 85475104,
|   prev_stop = 4303203197,
|   base_level_stop = 140734799766160,
|   end_charpos = 4593401072,
|   s = 0x7fff5fbf6190 "\340a\277_\377\177",
|   string_nchars = -4294967296,
|   redisplay_end_trigger_charpos = 3,
|   multibyte_p = false,
|   header_line_p = false,
|   string_from_display_prop_p = false,
|   string_from_prefix_prop_p = false,
|   from_disp_prop_p = true,
|   ellipsis_p = false,
|   avoid_cursor_p = false,
|   dp = 0x100875660,
|   dpvec = 0x0,
|   dpend = 0x7fff5fbf61e0,
|   dpvec_char_len = 2340753,
|   dpvec_face_id = 1,
|   saved_face_id = 126173568,
|   ctl_chars = 0x7fff5fbf61a8,
|   start = {
|     pos = {
|       charpos = 41472,
|       bytepos = 48
|     },
|     overlay_string_index = 4297919004,
|     string_pos = {
|       charpos = 41472,
|       bytepos = -2
|     },
|     dpvec_index = 5
|   },
|   current = {
|     pos = {
|       charpos = 4296497637,
|       bytepos = 0
|     },
|     overlay_string_index = 4303307192,
|     string_pos = {
|       charpos = 4388782248,
|       bytepos = 0
|     },
|     dpvec_index = 0
|   },
|   n_overlay_strings = 65,
|   overlay_strings_charpos = 140734799768144,
|   overlay_strings = 0x7fff5fbf6298,
|   string_overlays = 0x7fff5fbf6318,
|   string = 41472,
|   from_overlay = 0,
|   stack = 0x7fff5fbf63a8,
|   sp = 1606399392,
|   selective = 4300633208,
|   what = 1538267,
|   face_id = 135,
|   selective_display_ellipsis_p = false,
|   ctl_arrow_p = true,
|   face_box_p = false,
|   start_of_box_run_p = false,
|   end_of_box_run_p = false,
|   overlay_strings_at_end_processed_p = false,
|   ignore_overlay_strings_at_pos_p = true,
|   glyph_not_available_p = false,
|   starts_in_middle_of_char_p = false,
|   face_before_selective_p = false,
|   constrain_row_ascent_descent_p = false,
|   line_wrap = TRUNCATE,
|   base_face_id = 0,
|   c = 0,
|   len = 0,
|   cmp_it = {
|     stop_pos = 0,
|     id = 10,
|     ch = 0,
|     rule_idx = 0,
|     lookback = 41472,
|     nglyphs = 66,
|     reversed_p = false,
|     charpos = 140734799768208,
|     nchars = 2527690,
|     nbytes = 1,
|     from = 0,
|     to = 0,
|     width = 10
|   },
|   char_to_display = 5665909,
|   glyphless_method = GLYPHLESS_DISPLAY_EMPTY_BOX,
|   image_id = 4300633172,
|   slice = {
|     x = 140734799768048,
|     y = 0,
|     width = 6,
|     height = 4329443392
|   },
|   space_width = 140734799768528,
|   voffset = 233,
|   tab_width = 38,
|   font_height = 4300677920,
|   object = 4300633133,
|   position = {
|     charpos = 65,
|     bytepos = 4592619604
|   },
|   truncation_pixel_width = 27200,
|   continuation_pixel_width = 24511,
|   first_visible_x = 32767,
|   last_visible_x = 1530341,
|   last_visible_y = 1,
|   extra_line_spacing = 531292160,
|   max_extra_line_spacing = 12,
|   override_ascent = 8888664,
|   override_descent = 1,
|   override_boff = 1606380128,
|   glyph_row = 0x100244a25,
|   area = LEFT_MARGIN_AREA,
|   nglyphs = 0,
|   pixel_width = 8888664,
|   ascent = 1,
|   descent = 1606380160,
|   max_ascent = 32767,
|   max_descent = 2336037,
|   phys_ascent = 1,
|   phys_descent = 1606380520,
|   max_phys_ascent = 32767,
|   max_phys_descent = 8888664,
|   current_x = 1,
|   continuation_lines_width = 1606380448,
|   eol_pos = {
|     charpos = 4297305661,
|     bytepos = 140734799768528
|   },
|   current_y = 2522032,
|   first_vpos = 1,
|   vpos = 22,
|   hpos = 0,
|   left_user_fringe_bitmap = 1,
|   right_user_fringe_bitmap = 0,
|   left_user_fringe_face_id = 0,
|   right_user_fringe_face_id = 36144,
|   bidi_p = false,
|   bidi_it = {
|     bytepos = 41472,
|     charpos = 5,
|     ch = 0,
|     nchars = 140734799768864,
|     ch_len = 4303855960,
|     type = 1606380288,
|     type_after_wn = 32767,
|     orig_type = 2378277,
|     resolved_level = 1 '\001',
|     isolate_level = 0 '\0',
|     invalid_levels = 1305670057984,
|     invalid_isolates = 4303375280,
|     prev = {
|       charpos = 140734799768352,
|       type = 2378277,
|       orig_type = STRONG_L
|     },
|     last_strong = {
|       charpos = 0,
|       type = 8407984,
|       orig_type = STRONG_L
|     },
|     next_for_neutral = {
|       charpos = 140734799768384,
|       type = 2336037,
|       orig_type = STRONG_L
|     },
|     prev_for_neutral = {
|       charpos = 65,
|       type = 8407984,
|       orig_type = STRONG_L
|     },
|     next_for_ws = {
|       charpos = 140734799768672,
|       type = 2338365,
|       orig_type = STRONG_L
|     },
|     bracket_pairing_pos = 0,
|     bracket_enclosed_type = 8236328,
|     next_en_pos = 4300633133,
|     next_en_type = 5665837,
|     sos = 6,
|     scan_dir = 0,
|     disp_pos = 4303855960,
|     disp_prop = 1606380448,
|     stack_idx = 32767,
|     level_stack = 0x7fff5fbf6b88,
|     string = {
|       lstring = 4598715968,
|       s = 0x8019b8643 <Address 0x8019b8643 out of bounds>,
|       schars = 0,
|       bufpos = 140734799770568,
|       from_disp_str = false,
|       unibyte = false
|     },
|     w = 0x7fff5fbf73d0,
|     paragraph_dir = 8408016,
|     separator_limit = 140734799770592,
|     first_elt = true,
|     new_paragraph = false,
|     frame_window_p = true
|   },
|   paragraph_embedding = 1606382816
| }
| 	current_matrix_up_to_date_p = false
| 	used_current_matrix_p = false
| 	buffer_unchanged_p = false
| 	temp_scroll_step = false
| 	count = 58
| 	rc = 1
| 	centering_position = -1
| 	last_line_misfit = false
| 	beg_unchanged = 1640
| 	end_unchanged = 2819
| 	frame_line_height = 18
| #7  0x000000010009620d in redisplay_window_0 (window=4597218837) at xdisp.c:14199
| No locals.
| #8  0x0000000100265011 in internal_condition_case_1 (bfun=0x1000961d0 <redisplay_window_0>, arg=4597218837, handlers=4353710995, hfun=0x1000942b0 <redisplay_window_error>) at eval.c:1333
| 	val = 4593401077
| 	c = (struct handler *) 0x1010e08b0
| #9  0x000000010009419b in redisplay_windows (window=4597218837) at xdisp.c:14179
| 	w = (struct window *) 0x11203fe10
| #10 0x000000010009414a in redisplay_windows (window=4403040469) at xdisp.c:14173
| 	w = (struct window *) 0x1067110d0
| #11 0x0000000100052b74 in redisplay_internal () at xdisp.c:13771
| 	gcscrollbars = false
| 	f = (struct frame *) 0x101826a30
| 	w = (struct window *) 0x11203fe10
| 	sw = (struct window *) 0x11203fe10
| 	fr = (struct frame *) 0x101826a30
| 	pending = false
| 	must_finish = false
| 	match_p = true
| 	tlbufpos = {
|   charpos = 1641,
|   bytepos = 1641
| }
| 	tlendpos = {
|   charpos = 2910,
|   bytepos = 2910
| }
| 	number_of_visible_frames = 1
| 	count = 55
| 	sf = (struct frame *) 0x101826a30
| 	polling_stopped_here = false
| 	tail = 4387465699
| 	frame = 4320291381
| 	consider_all_windows_p = true
| 	update_miniwindow_p = false
| #12 0x00000001000548f9 in redisplay () at xdisp.c:13059
| No locals.
| #13 0x0000000100188aa9 in read_char (commandflag=1, map=4825254035, prev_event=0, used_mouse_menu=0x7fff5fbfa607, end_time=0x0) at keyboard.c:2465
| 	echo_current = true
| 	c = 0
| 	jmpcount = 140734799782496
| 	local_getcjmp = 0x7fff5fbfa1f0
| 	save_jump = 0x7fff5fbfa150
| 	tem = 55
| 	save = 0
| 	previous_echo_area_message = 0
| 	also_record = 0
| 	reread = false
| 	recorded = false
| 	polling_stopped_here = false
| 	orig_kboard = (struct kboard *) 0x10110c460
| #14 0x0000000100183a09 in read_key_sequence (keybuf=0x7fff5fbfa940, bufsize=30, prompt=0, dont_downcase_last=false, can_return_switch_frame=true, fix_current_buffer=true, prevent_redisplay=false) at keyboard.c:9030
| 	interrupted_kboard = (KBOARD *) 0x10110c460
| 	interrupted_frame = (struct frame *) 0x101826a30
| 	key = 140734799783616
| 	used_mouse_menu = false
| 	echo_local_start = 0
| 	last_real_key_start = 0
| 	keys_local_start = 0
| 	new_binding = 4557
| 	count = 55
| 	t = 0
| 	echo_start = 0
| 	keys_start = 0
| 	current_binding = 4825254035
| 	first_event = 0
| 	first_unbound = 31
| 	mock_input = 0
| 	fkey = {
|   parent = 4387364963,
|   map = 4387364963,
|   start = 0,
|   end = 0
| }
| 	keytran = {
|   parent = 4353720899,
|   map = 4353720899,
|   start = 0,
|   end = 0
| }
| 	indec = {
|   parent = 4387365107,
|   map = 4387365107,
|   start = 0,
|   end = 0
| }
| 	shift_translated = false
| 	delayed_switch_frame = 0
| 	original_uppercase = 0
| 	original_uppercase_position = -1
| 	dummyflag = false
| 	starting_buffer = (struct buffer *) 0x111c9bcf0
| 	fake_prefixed_keys = 0
| #15 0x0000000100182306 in command_loop_1 () at keyboard.c:1348
| 	cmd = 118312208
| 	keybuf = 0x7fff5fbfa940
| 	i = 1
| 	prev_modiff = 4097
| 	prev_buffer = (struct buffer *) 0x111c9bcf0
| 	already_adjusted = false
| #16 0x0000000100264e76 in internal_condition_case (bfun=0x100181d10 <command_loop_1>, handlers=17616, hfun=0x10019d580 <cmd_error>) at eval.c:1309
| 	val = 4303324808
| 	c = (struct handler *) 0x10130a6f0
| #17 0x000000010019d47c in command_loop_2 (ignore=0) at keyboard.c:1088
| 	val = 2
| #18 0x0000000100263f3e in internal_catch (tag=18288, func=0x10019d450 <command_loop_2>, arg=0) at eval.c:1073
| 	val = 0
| 	c = (struct handler *) 0x101302470
| #19 0x0000000100180fd8 in command_loop () at keyboard.c:1059
| 	val = 25680
| #20 0x0000000100180e92 in recursive_edit_1 () at keyboard.c:673
| 	count = 52
| 	val = 72057594037927936
| #21 0x0000000100181283 in Frecursive_edit () at keyboard.c:744
| 	count = 50
| 	buffer = 0
| #22 0x00000001002676d4 in Ffuncall (nargs=1, args=0x7fff5fbfae58) at eval.c:2647
| 	internal_argbuf = 0x7fff5fbfad00
| 	fun = 4299163485
| 	original_fun = 50444384
| 	funcar = 4297250017
| 	numargs = 0
| 	lisp_numargs = 4589250833
| 	val = 4589250833
| 	internal_args = (Lisp_Object *) 0x7fff5fbfae60
| 	count = 49
| #23 0x00000001002d1bb4 in exec_byte_code (bytestr=4592077796, vector=4400472573, maxdepth=166, args_template=514, nargs=2, args=0x7fff5fbfb858) at bytecode.c:880
| 	targets = 0x1003f5560
| 	count = 20
| 	op = 0
| 	vectorp = (Lisp_Object *) 0x10649e200
| 	stack = {
|   pc = 0x10446998d "\210.\026\266\022\0164\026M\t.\a\207",
|   byte_string = 4592077796,
|   byte_string_start = 0x104469818 "\b\203\006",
|   next = 0x7fff5fbfc6a0
| }
| 	top = (Lisp_Object *) 0x7fff5fbfae58
| 	result = 0
| 	type = CATCHER
| #24 0x0000000100268c0f in funcall_lambda (fun=4400473205, nargs=2, arg_vector=0x7fff5fbfb858) at eval.c:2810
| 	val = 72057598341235128
| 	syms_left = 514
| 	next = 51541139640
| 	lexenv = 4400473200
| 	count = 20
| 	i = 140734799787744
| 	optional = false
| 	rest = false
| #25 0x0000000100267992 in Ffuncall (nargs=3, args=0x7fff5fbfb850) at eval.c:2699
| 	fun = 4400473205
| 	original_fun = 15312
| 	funcar = 4296499384
| 	numargs = 2
| 	lisp_numargs = 4303307192
| 	val = 0
| 	internal_args = (Lisp_Object *) 0x2
| 	count = 19
| #26 0x00000001002671b4 in Fapply (nargs=2, args=0x7fff5fbfb988) at eval.c:2278
| 	i = 3
| 	numargs = 2
| 	funcall_nargs = 3
| 	funcall_args = (Lisp_Object *) 0x7fff5fbfb850
| 	spread_arg = 0
| 	fun = 4400473205
| 	retval = 0
| 	sa_avail = 16360
| 	sa_count = 19
| 	sa_must_free = false
| #27 0x000000010025ee55 in apply1 (fn=15312, arg=4601986147) at eval.c:2494
| No locals.
| #28 0x000000010025e6a2 in call_debugger (arg=4601986147) at eval.c:308
| 	debug_while_redisplaying = false
| 	count = 15
| 	val = 4601986083
| 	old_depth = 800
| 	old_max = 1300
| #29 0x0000000100265bf2 in maybe_call_debugger (conditions=4299215307, sig=45840, data=4601986067) at eval.c:1687
| 	combined_data = 4601986083
| #30 0x000000010026575e in Fsignal (error_symbol=45840, data=4601986067) at eval.c:1506
| 	debugger_called = false
| 	conditions = 4299215307
| 	string = 0
| 	real_error_symbol = 45840
| 	clause = 41472
| 	h = (struct handler *) 0x101304010
| #31 0x0000000100265c3d in xsignal (error_symbol=45840, data=4601986067) at eval.c:1542
| No locals.
| #32 0x0000000100261a60 in xsignal1 (error_symbol=45840, arg=58918568) at eval.c:1557
| No locals.
| #33 0x000000010023b818 in Fsymbol_value (symbol=58918568) at data.c:1204
| 	val = 44016
| #34 0x000000010025f466 in eval_sub (form=58918568) at eval.c:2029
| 	lex_binding = 0
| 	fun = 2
| 	val = 0
| 	original_fun = 26592
| 	original_args = 140734799793696
| 	funcar = 4297452980
| 	count = 140734799789536
| #35 0x00000001002666c3 in Feval (form=58918568, lexical=0) at eval.c:1953
| 	count = 14
| #36 0x0000000100267729 in Ffuncall (nargs=3, args=0x7fff5fbfbf98) at eval.c:2653
| 	internal_argbuf = 0x7fff5fbfbf20
| 	fun = 4303203533
| 	original_fun = 17904
| 	funcar = 4297307997
| 	numargs = 2
| 	lisp_numargs = 0
| 	val = 4303858688
| 	internal_args = (Lisp_Object *) 0x7fff5fbfbfa0
| 	count = 13
| #37 0x00000001002d1bb4 in exec_byte_code (bytestr=4300749636, vector=4300749669, maxdepth=22, args_template=1030, nargs=1, args=0x7fff5fbfc970) at bytecode.c:880
| 	targets = 0x1003f5560
| 	count = 12
| 	op = 2
| 	vectorp = (Lisp_Object *) 0x100583b68
| 	stack = {
|   pc = 0x10073b93d "\002\")\207",
|   byte_string = 4300749636,
|   byte_string_start = 0x10073b92b "\211\203\b",
|   next = 0x7fff5fbfd070
| }
| 	top = (Lisp_Object *) 0x7fff5fbfbf98
| 	result = 3
| 	type = CONDITION_CASE
| #38 0x0000000100268c0f in funcall_lambda (fun=4300749589, nargs=1, arg_vector=0x7fff5fbfc968) at eval.c:2810
| 	val = 72057598341235128
| 	syms_left = 1030
| 	next = 51541139640
| 	lexenv = 4300749584
| 	count = 12
| 	i = 140734799792096
| 	optional = false
| 	rest = false
| #39 0x0000000100267992 in Ffuncall (nargs=2, args=0x7fff5fbfc960) at eval.c:2699
| 	fun = 4300749589
| 	original_fun = 51202928
| 	funcar = 83937664
| 	numargs = 1
| 	lisp_numargs = 4297452980
| 	val = 140734799792448
| 	internal_args = (Lisp_Object *) 0x500c980
| 	count = 11
| #40 0x00000001002d1bb4 in exec_byte_code (bytestr=4300750372, vector=4300750405, maxdepth=18, args_template=1030, nargs=1, args=0x7fff5fbfd340) at bytecode.c:880
| 	targets = 0x1003f5560
| 	count = 10
| 	op = 1
| 	vectorp = (Lisp_Object *) 0x100583e48
| 	stack = {
|   pc = 0x10073b7e7 "\n)B\211A\t=\204\032",
|   byte_string = 4300750372,
|   byte_string_start = 0x10073b7da "\b\204\b",
|   next = 0x7fff5fbfda30
| }
| 	top = (Lisp_Object *) 0x7fff5fbfc960
| 	result = 15
| 	type = CONDITION_CASE
| #41 0x0000000100268c0f in funcall_lambda (fun=4300750317, nargs=1, arg_vector=0x7fff5fbfd338) at eval.c:2810
| 	val = 72057598341235128
| 	syms_left = 1030
| 	next = 51541139640
| 	lexenv = 4300750312
| 	count = 10
| 	i = 140734799794608
| 	optional = false
| 	rest = false
| #42 0x0000000100267992 in Ffuncall (nargs=2, args=0x7fff5fbfd330) at eval.c:2699
| 	fun = 4300750317
| 	original_fun = 84135600
| 	funcar = 40032
| 	numargs = 1
| 	lisp_numargs = 4297452980
| 	val = 41472
| 	internal_args = (Lisp_Object *) 0x7fff5fbfd2c0
| 	count = 9
| #43 0x00000001002d1bb4 in exec_byte_code (bytestr=4300747588, vector=4300747621, maxdepth=14, args_template=1026, nargs=1, args=0x7fff5fbfde68) at bytecode.c:880
| 	targets = 0x1003f5560
| 	count = 8
| 	op = 1
| 	vectorp = (Lisp_Object *) 0x100583368
| 	stack = {
|   pc = 0x10073bc0d "\210\301 )\207",
|   byte_string = 4300747588,
|   byte_string_start = 0x10073bc01 "p\030\301 \210\302\001\206\v",
|   next = 0x7fff5fbfedc0
| }
| 	top = (Lisp_Object *) 0x7fff5fbfd330
| 	result = 140734799797008
| 	type = CONDITION_CASE
| #44 0x0000000100268c0f in funcall_lambda (fun=4300747533, nargs=1, arg_vector=0x7fff5fbfde60) at eval.c:2810
| 	val = 72057598341235128
| 	syms_left = 1026
| 	next = 51541139640
| 	lexenv = 4300747528
| 	count = 8
| 	i = 140734799797104
| 	optional = false
| 	rest = false
| #45 0x0000000100267992 in Ffuncall (nargs=2, args=0x7fff5fbfde58) at eval.c:2699
| 	fun = 4300747533
| 	original_fun = 85491200
| 	funcar = 999999000
| 	numargs = 1
| 	lisp_numargs = 1
| 	val = 999999000
| 	internal_args = (Lisp_Object *) 0x10019046c
| 	count = 7
| #46 0x000000010025a3fa in Ffuncall_interactively (nargs=2, args=0x7fff5fbfde58) at callint.c:250
| 	speccount = 6
| #47 0x000000010026759d in Ffuncall (nargs=3, args=0x7fff5fbfde50) at eval.c:2630
| 	fun = 4303202045
| 	original_fun = 22176
| 	funcar = 4297454031
| 	numargs = 2
| 	lisp_numargs = 1533717
| 	val = 140734799797712
| 	internal_args = (Lisp_Object *) 0x1001760b8
| 	count = 5
| #48 0x000000010025d135 in Fcall_interactively (function=85491200, record_flag=0, keys=4353745821) at callint.c:838
| 	val = 4298525230
| 	args = (Lisp_Object *) 0x7fff5fbfde50
| 	visargs = (Lisp_Object *) 0x7fff5fbfde68
| 	specs = 4299332444
| 	filter_specs = 4299332444
| 	teml = 4296505563
| 	up_event = 0
| 	enable = 0
| 	sa_avail = 16310
| 	sa_count = 5
| 	sa_must_free = false
| 	speccount = 5
| 	next_event = 1
| 	prefix_arg = 0
| 	string = 0x7fff5fbfdea0 "P"
| 	tem = 0x1003b415e ""
| 	varies = (signed char *) 0x7fff5fbfde80 ""
| 	i = 3
| 	nargs = 3
| 	mark = 4303855416
| 	arg_from_tty = false
| 	key_count = 1
| 	record_then_fail = false
| 	save_this_command = 85491200
| 	save_last_command = 176221744
| 	save_this_original_command = 85491200
| 	save_real_this_command = 85491200
| #49 0x0000000100267764 in Ffuncall (nargs=4, args=0x7fff5fbfe698) at eval.c:2657
| 	internal_argbuf = 0x7fff5fbfe600
| 	fun = 4303201997
| 	original_fun = 83946880
| 	funcar = 4297550636
| 	numargs = 3
| 	lisp_numargs = 0
| 	val = 0
| 	internal_args = (Lisp_Object *) 0x7fff5fbfe6a0
| 	count = 4
| #50 0x00000001002d1bb4 in exec_byte_code (bytestr=4300063060, vector=4300063093, maxdepth=54, args_template=4102, nargs=1, args=0x7fff5fbff098) at bytecode.c:880
| 	targets = 0x1003f5560
| 	count = 4
| 	op = 3
| 	vectorp = (Lisp_Object *) 0x1004dc178
| 	stack = {
|   pc = 0x10078671f "\006\0069\203\242",
|   byte_string = 4300063060,
|   byte_string_start = 0x1007866a4 "\306\020\211?\205\023",
|   next = 0x0
| }
| 	top = (Lisp_Object *) 0x7fff5fbfe698
| 	result = 890
| 	type = CATCHER
| #51 0x0000000100268c0f in funcall_lambda (fun=4300063013, nargs=1, arg_vector=0x7fff5fbff090) at eval.c:2810
| 	val = 72057598341235128
| 	syms_left = 4102
| 	next = 51541139640
| 	lexenv = 4300063008
| 	count = 4
| 	i = 140734799802112
| 	optional = false
| 	rest = false
| #52 0x0000000100267992 in Ffuncall (nargs=2, args=0x7fff5fbff088) at eval.c:2699
| 	fun = 4300063013
| 	original_fun = 13632
| 	funcar = 1443439248
| 	numargs = 1
| 	lisp_numargs = 0
| 	val = 0
| 	internal_args = (Lisp_Object *) 0x10025f1cf
| 	count = 3
| #53 0x00000001002684c4 in call1 (fn=13632, arg1=85491200) at eval.c:2509
| No locals.
| #54 0x00000001001828bf in command_loop_1 () at keyboard.c:1460
| 	scount = 2
| 	cmd = 85491200
| 	keybuf = 0x7fff5fbff2f0
| 	i = 1
| 	prev_modiff = 47
| 	prev_buffer = (struct buffer *) 0x101500a98
| 	already_adjusted = false
| #55 0x0000000100264e76 in internal_condition_case (bfun=0x100181d10 <command_loop_1>, handlers=17616, hfun=0x10019d580 <cmd_error>) at eval.c:1309
| 	val = 4303324808
| 	c = (struct handler *) 0x101304010
| #56 0x000000010019d47c in command_loop_2 (ignore=0) at keyboard.c:1088
| 	val = 4387713155
| #57 0x0000000100263f3e in internal_catch (tag=42768, func=0x10019d450 <command_loop_2>, arg=0) at eval.c:1073
| 	val = 0
| 	c = (struct handler *) 0x101303f20
| #58 0x0000000100181050 in command_loop () at keyboard.c:1067
| No locals.
| #59 0x0000000100180e92 in recursive_edit_1 () at keyboard.c:673
| 	count = 1
| 	val = 0
| #60 0x0000000100181283 in Frecursive_edit () at keyboard.c:744
| 	count = 0
| 	buffer = 0
| #61 0x000000010017ee2a in main (argc=1, argv=0x7fff5fbff8f0) at emacs.c:1643
| 	dummy = 140734799806464
| 	stack_bottom_variable = 0 '\0'
| 	do_initial_setlocale = true
| 	dumping = false
| 	skip_args = 0
| 	rlim = {
|   rlim_cur = 8720000,
|   rlim_max = 67104768
| }
| 	no_loadup = false
| 	junk = 0x0
| 	dname_arg = 0x0
| 	dname_arg2 = 0x7fff5fbff870 "\001"
| 	ch_to_dir = 0x0
| 	original_pwd = 0x0
| 
| Lisp Backtrace:
| "redisplay_internal (C function)" (0x0)
| "recursive-edit" (0x5fbfae60)
| "debug" (0x5fbfb858)
| "eval" (0x5fbfbfa0)
| "elisp--eval-last-sexp" (0x5fbfc968)
| "eval-last-sexp" (0x5fbfd338)
| "eval-print-last-sexp" (0x5fbfde60)
| "funcall-interactively" (0x5fbfde58)
| "call-interactively" (0x5fbfe6a0)
| "command-execute" (0x5fbff090)
| (gdb)
`----

Let me know how to proceed,

Rainer

> Thanks,
> Rainer
>> Thanks.

-- 
Rainer M. Krug, PhD (Conservation Ecology, SUN), MSc (Conservation Biology, UCT), Dipl. Phys. (Germany)

Centre of Excellence for Invasion Biology
Stellenbosch University
South Africa

Tel :       +33 - (0)9 53 10 27 44
Cell:       +33 - (0)6 85 62 59 98
Fax :       +33 - (0)9 58 10 27 44

Fax (D):    +49 - (0)3 21 21 25 22 44

email:      [email-masked]

Skype:      RMkrug

PGP: 0x0F52F982