access violation music.c:862 in gchord_width(struct SYMBOL *s, float wlnote, float wlw)

[c1208828]

https://drive.google.com/open?id=1LBcdyedXMoub4bhGGHFMxYqU7NeoAuwf

Version: 8.13.20 after commit fd956e1

(gdb) set args POC6
(gdb) r

abcm2ps-8.13.20 (2018-02-21)
File POC6
POC6:3:2: error: Bad character
3 |2ÿÿdÿ&e,d_d&ddªB-ÿ2ÿ
^
POC6:3:3: error: Bad character
3 |2ÿÿdÿ&e,d_d&ddªB-ÿ2ÿ
^
.
.
.
POC6:27:14: error: !slide! must be on a note or a rest
POC6:27:38: error: Bad character 't'
POC6:27:38: error: Bad character 'N'
POC6:27:38: error: Bad character 'N'
POC6:31:0: error: tune info ':' not treated
POC6:26:25: warning: Line underfull (561pt of 682pt)
POC6:4:0: error: Note too much dotted
POC6:3:20: error: Bad tie
POC6:22:0: error: Bad tie

Program received signal SIGSEGV, Segmentation fault.
gchord_width (s=s@entry=0x845f88, wlnote=wlnote@entry=8, wlw=wlw@entry=8) at music.c:862
862 if (s2->sflags & S_SEQST)

(gdb) bt
#0 0x00000000004f4fb0 in gchord_width (s=s@entry=0x845f88, wlnote=wlnote@entry=8, wlw=wlw@entry=8)
at music.c:862
#1 0x000000000050eedb in set_allsymwidth (s=0x845f88) at music.c:1194
#2 0x000000000050eedb in set_allsymwidth (last_s=last_s@entry=0x830db0) at music.c:1436
#3 0x000000000052defa in output_music () at music.c:3371
#4 0x000000000052defa in output_music () at music.c:4766
#5 0x000000000052defa in output_music () at music.c:5134
#6 0x000000000054d511 in generate () at parse.c:1039
#7 0x00000000005709cd in do_tune (eob=0) at parse.c:1060
#8 0x00000000005709cd in do_tune () at parse.c:3620
#9 0x0000000000414731 in abc_eof () at abcparse.c:200
#10 0x00000000004e45e9 in frontend (s=,
s@entry=0x827a40 "X:^2\rK:\r|2\377\377d\377&e,d_d&dd\252B-\377\062\377\n[e,c>|2\377\377&e9k>|2\377\n[\020'eD[\377\205\377fe-d6e{@)\177\377\r:\001&d\353\377\177ddzd{\370\062Kdd\231d2\rtdd&E,\351\177"&ed\252d-\r\177&KL\031K:\352\325J:Ӫd-\r\177&K_\031K:\352\325J:\323\323\375L\213-c>|2!\v[\377[\020'eD[\377\205\377fe-d6e{@)\177\377\r:\001&d\353\377\177ddzd{UUUUUt&K:1J:\323\326\360L\203-", <incomplete sequence \375>..., ftype=ftype@entry=0, fname=fname@entry=0x825ea0 "POC6", linenum=31, linenum@entry=0) at front.c:901
#11 0x000000000040b98d in treat_file (fn=, ext=) at abcm2ps.c:239
#12 0x00000000004084f9 in main (argc=0, argv=) at abcm2ps.c:1040

(gdb) list
857 for (s2 = s->ts_prev; ; s2 = s2->ts_prev) {
858 if (s2 == s->prev) {
859 AT_LEAST(wlw, lspc);
860 break;
861 }
862 if (s2->sflags & S_SEQST)
863 lspc -= s2->shrink;
864 }
865 }
866 if (alspc != 0)