scheme@(guile-user)> *** glibc detected *** guile: free(): invalid pointer: 0x08e1d190 ***
======= Backtrace: =========
/lib/i386-linux-gnu/libc.so.6(+0x6ff22)[0x17ff22]
/lib/i386-linux-gnu/libc.so.6(+0x70bc2)[0x180bc2]
/lib/i386-linux-gnu/libc.so.6(cfree+0x6d)[0x183cad]
/usr/local/lib/libguile-mailutils-v-2.2.so(+0x64a9)[0xfe54a9]
/usr/local/lib/libguile-2.0.so.22(scm_i_finalize_smob+0x2d)[0x9dca9d]
/usr/lib/libgc.so.1(GC_invoke_finalizers+0x67)[0x29ac97]
/usr/lib/libgc.so.1(GC_notify_or_invoke_finalizers+0x55)[0x29add5]
/usr/lib/libgc.so.1(GC_generic_malloc_many+0x44)[0x29ce34]
/usr/lib/libgc.so.1(GC_malloc+0xd0)[0x2a5b50]
/usr/local/lib/libguile-2.0.so.22(+0xc2a6b)[0x9faa6b]
/usr/local/lib/libguile-2.0.so.22(scm_symbol_to_string+0x48)[0xa014d8]
/usr/local/lib/libguile-2.0.so.22(+0xdae5a)[0xa12e5a]
/usr/local/lib/libguile-2.0.so.22(+0xe733a)[0xa1f33a]
/usr/local/lib/libguile-2.0.so.22(scm_call_3+0x4c)[0x984a6c]
/usr/local/lib/libguile-2.0.so.22(scm_internal_hash_fold+0x94)[0x9a0734]
/usr/local/lib/libguile-2.0.so.22(scm_hash_fold+0x62)[0x9a08b2]
/usr/local/lib/libguile-2.0.so.22(+0xdad13)[0xa12d13]
/usr/local/lib/libguile-2.0.so.22(+0xe733a)[0xa1f33a]
/usr/local/lib/libguile-2.0.so.22(scm_primitive_eval+0x47)[0x9850f7]
/usr/local/lib/libguile-2.0.so.22(scm_eval+0x60)[0x985170]
/usr/local/lib/libguile-2.0.so.22(+0xdae78)[0xa12e78]
/usr/local/lib/libguile-2.0.so.22(+0xe733a)[0xa1f33a]
/usr/local/lib/libguile-2.0.so.22(scm_call_1+0x34)[0x984944]
/usr/local/lib/libguile-2.0.so.22(scm_call_with_output_string+0x4e)[0x9fe7ae]
/usr/local/lib/libguile-2.0.so.22(+0xdae5a)[0xa12e5a]
/usr/local/lib/libguile-2.0.so.22(+0xe733a)[0xa1f33a]
/usr/local/lib/libguile-2.0.so.22(scm_call_0+0x34)[0x9833e4]
/usr/local/lib/libguile-2.0.so.22(+0x424ed)[0x97a4ed]
/usr/local/lib/libguile-2.0.so.22(+0xcd948)[0xa05948]
/usr/local/lib/libguile-2.0.so.22(+0xdaf86)[0xa12f86]
/usr/local/lib/libguile-2.0.so.22(+0xe733a)[0xa1f33a]
/usr/local/lib/libguile-2.0.so.22(scm_call_4+0x54)[0x984ad4]
/usr/local/lib/libguile-2.0.so.22(scm_catch_with_pre_unwind_handler+0x6a)[0xa05dda]
/usr/local/lib/libguile-2.0.so.22(scm_c_catch+0x6c)[0xa05fcc]
/usr/local/lib/libguile-2.0.so.22(+0x42a93)[0x97aa93]
/usr/local/lib/libguile-2.0.so.22(scm_with_continuation_barrier+0x4e)[0x97ab0e]
/usr/local/lib/libguile-2.0.so.22(+0xdae5a)[0xa12e5a]
/usr/local/lib/libguile-2.0.so.22(+0xe733a)[0xa1f33a]
/usr/local/lib/libguile-2.0.so.22(scm_call_3+0x4c)[0x984a6c]
/usr/local/lib/libguile-2.0.so.22(scm_catch+0x48)[0xa05d28]
/usr/local/lib/libguile-2.0.so.22(+0xcb9e4)[0xa039e4]
/usr/local/lib/libguile-2.0.so.22(+0x421a0)[0x97a1a0]
/usr/local/lib/libguile-2.0.so.22(+0xcd948)[0xa05948]
/usr/local/lib/libguile-2.0.so.22(+0xdaf86)[0xa12f86]
/usr/local/lib/libguile-2.0.so.22(+0xe733a)[0xa1f33a]
/usr/local/lib/libguile-2.0.so.22(scm_call_4+0x54)[0x984ad4]
/usr/local/lib/libguile-2.0.so.22(scm_catch_with_pre_unwind_handler+0x6a)[0xa05dda]
/usr/local/lib/libguile-2.0.so.22(scm_c_catch+0x6c)[0xa05fcc]
/usr/local/lib/libguile-2.0.so.22(+0x42a93)[0x97aa93]
/usr/local/lib/libguile-2.0.so.22(scm_c_with_continuation_barrier+0x56)[0x97ab76]
/usr/local/lib/libguile-2.0.so.22(+0xcb170)[0xa03170]
/usr/lib/libgc.so.1(GC_call_with_stack_base+0x1e)[0x2a10de]
/usr/local/lib/libguile-2.0.so.22(+0xcad91)[0xa02d91]
/usr/lib/libgc.so.1(GC_inner_start_routine+0xae)[0x2a65de]
/usr/lib/libgc.so.1(GC_call_with_stack_base+0x1e)[0x2a10de]
/usr/lib/libgc.so.1(GC_start_routine+0x25)[0x2a5e85]
/lib/i386-linux-gnu/libpthread.so.0(+0x6d31)[0xdd0d31]
/lib/i386-linux-gnu/libc.so.6(clone+0x5e)[0x1e346e]
======= Memory map: ========
00110000-00288000 r-xp 00000000 08:01 6291564    /lib/i386-linux-gnu/libc-2.13.so
00288000-0028a000 r--p 00178000 08:01 6291564    /lib/i386-linux-gnu/libc-2.13.so
0028a000-0028b000 rw-p 0017a000 08:01 6291564    /lib/i386-linux-gnu/libc-2.13.so
0028b000-0028e000 rw-p 00000000 00:00 0
0028e000-002af000 r-xp 00000000 08:01 11020756   /usr/lib/libgc.so.1.0.3
002af000-002b0000 r--p 00020000 08:01 11020756   /usr/lib/libgc.so.1.0.3
002b0000-002b1000 rw-p 00021000 08:01 11020756   /usr/lib/libgc.so.1.0.3
002b1000-002d1000 rw-p 00000000 00:00 0
002d1000-002d8000 r-xp 00000000 08:01 6291580    /
002d8000-002d9000 r--p 00006
002d9000-002da000 rw-p 00007000 08:01 6291580    
002da000-003e9000 r-xp 00000000 08:01 11015087   
003e9000-003eb000 r--p 0010e000 08:01 11015087   /u
003eb000-003ec000 rw-p 00110000 08:01 11015087   /usr/lib/lib
003ec000-003f4000 r-xp 00000000 08:01 11014716   /usr/lib/libltdl.so.
003f4000-003f5000 r--p 00008000 08:01 11014716   /usr/li
003f5000-003f6000 rw-p 00009000 08:01 11014716   /usr/lib/libltdl.
003f6000-00412000 r-xp 00000000 08:01 6292408    /lib/i386
00412000-00413000 r--p 0001b000 08:01 6292408
00413000-00414000 rw-p 0001c000 08:01 6292408    /lib
00414000-00419000 r-xp 00000000 08:01 11543806   /usr/local/lib/libmu_
00419000-0041a000 r--p 00004000 08:01 11543806   /usr
0041a000-0041b000 rw-p 00005000 08:01 11543806   /usr
0041b000-004c5000 r-xp 00000000 08:01 11010472   /usr/lib/i3
004c5000-004c6000 ---p 000aa000 08:01 11010472   /usr/lib/i386-linux-gnu
004c6000-004ca000 r--p 000aa000 08:01 11010472   /usr/lib/i386-
004ca000-004cb000 rw-p 000ae000 08:01 11010472   /usr
004cb000-004db000 r-xp 00000000 08:01 11011729   /usr
004db000-004dc000 r--p 0000f000 08:01 11011729   /usr/lib/i386-linux
004dc000-004dd000 rw-p 00010000 08:01 11011729   /usr/lib/
004dd000-004f0000 r-xp 00000000 08:01 6292470    /lib
004f0000-004f1000 r--p 00012000 08:01 6292470    /lib
004f1000-004f2000 rw-p 00013000 08:01 6292470    /lib/i386-l
004f2000-004fc000 r-xp 00000000 08:01 11543811   /usr/local/lib/libmu_mbox.so
004fc000-004fd000 r--p 00009000 08:01 11543811   /usr
004fd000-004fe000 rw-p 0000a000 08:01 11543811   /usr
004fe000-00500000 r-xp 00000000 08:01 11543830   /usr/local/
00500000-00501000 r--p 00001000 08:01 11543830   /usr
00501000-00502000 rw-p 00002000 08:01 11543830   /usr
00502000-0050a000 r-xp 00000000 08:01 11543840   /usr
0050a000-0050b000 r--p 00007000 08:01 11543840   /usr
0050b000-0050c000 rw-p 00008000 08:01 11543840   /usr/local/
00520000-00521000 r-xp 00000000 00:00 0          [vdso]
0053b000-0053d000 r-xp 0000
0053d000-0053e000 r--p 00001000 08:01 11152122   /usr/lib/i38
0053e000-0053f000 rw-p 00002000 08:01 11152122   /usr
0053f000-005c1000 r-xp 00000000 08:01 6292410    /lib/i386-linux-gnu/libgcrypt.
005c1000-005c2000 r--p 00081000 08:01 6292410    /lib
005c2000-005c4000 rw-p 00082000 08:01 6292410    /lib
00626000-00694000 r-xp 00000000 08:01 11014475   /usr/lib/li
00694000-00695000 r--p 0006d000 08:01 11014475   /usr/lib/l
00695000-0069c000 rw-p 0006e000 08:01 11014475   /usr
0076f000-00773000 r-xp 00000000 08:01 11543835   /usr
00773000-00774000 r--p 00003000 08:01 11543835   /usr
00774000-00775000 rw-p 00004000 08:01 11543835   /usr
00778000-0077d000 r-xp 00000000 08:01 11017681   /usr
0077d000-0077e000 r--p 00004000 08:01 11017681   /usr/lib/i3
0077e000-0077f000 rw-p 00005000 08:01 11017681   /usr/lib/i386-linux-gnu/libffi.so.
007f5000-007fd000 r-xp 00000000 08:01 6291566    /lib/i386-li
007fd000-007fe000 r--p 00007000 08:01 6291566    /lib
007fe000-007ff000 rw-p 00008000 08:01 6291566    /lib/i386-linux-gnu/libcrypt-2.1
007ff000-00826000 rw-p 00000000 00:00 0
00893000-008a
008a2000-008a3000 r--p 0000e000 08:01 11543826   /usr/local
008a3000-008a4000 rw-p 0000f000 08:01 11543826   /usr
00938000-00a72000 r-xp 00000000 08:01 11542814   /usr/loca
00a72000-00a7b000 r--p 00139000 08:01 11542814   /usr/local
00a7b000-00a8e000 rw-p 00142000 08:01 11542814   /us
00a8e000-00a99000 rw-p 00000000 00:00 0
00ab5000-00b26
00b26000-00b27000 ---p 00071000 08:01 11543802   /u
00b27000-00b28000 r--p 00071
00b28000-00b2a000 rw-p 00072000 08:01 11543802   /usr/local/lib/libmailutils.so.2
00b2a000-00b2c000 rw-p 00000000 00:00 0
00b80000-00b83000 r-xp 00000000 08:01 629
00b83000-00b84000 r--p 00002000 08:01 6291567    /lib/i386-linux-gnu/libdl-2.13.s
00b84000-00b85000 rw-p 00003000 08:01 6
00bda000-00c02000 r-xp 00000000 08:01 6291568    /lib/i386-linux-gnu/lib
00c02000-00c03000 r--p 00028000 08:01 6291568    /lib/i386-linux-gnu/lib
00c03000-00c04000 rw-p 00029000 08:01 6291568    /lib/i386-linux-gnu/lib
00c04000-00c13000 r-xp 00000000 08:01 1
00c13000-00c14000 r--p 0000e000 08:01 11543816   /
00c14000-00c15000 rw-p 0000f
00d46000-00d49000 r-xp 00000000 08:01 6292414    
00d49000-00d4a000 r--p 00002000 08:01 6292414    
00d4a000-00d4b000 rw-p 00003000 08:01 6292414    /l
00d8a000-00da8000 r-xp 00000000 08:01 6291488    /lib/i386-li
00da8000-00da9000 r--p 0001d000 08:01 6291488    /lib/i386-linux-gnu/
00da9000-00daa000 rw-p 0001e000 08:01 6291488    /lib/i3
00dca000-00de1000 r-xp 00000000 08:01 6291578    /lib/i386-linux-g
00de1000-00de2000 r--p 00016000 08:01 6291578    /lib/i386
00de2000-00de3000 rw-p 00017000 08:01 6291578
00de3000-00de5000 rw-p 00000000 00:00 0
00fdf000-00fe
00fef000-00ff0000 r--p 0000f000 08:01 11543856   /usr/local/lib/libmu_
00ff0000-00ff1000 rw-p 00010000 08:01 11543856   /usr
08048000-08049000 r-xp 00000000 08:01 11543592   /usr
08049000-0804a000 r--p 00000000 08:01 11543592   /usr/local/
0804a000-0804b000 rw-p 00001000 08:01 11543592   /usr/local/bin/guile
08
b5900000-b5921000 rw-p 00000000 00:00 0
b5921000-b5a00000 ---p 
b5aed000-b5aee000 r--p 00000000 08:01 12992634   /usr
b5aee000-b5aef000 r--p 00000000 08:01 1705794    /hom
b5aef000-b5af0000 r--p 00000000 08:01 1578281    /usr/local/lib/guil
b5af0000-b5af1000 r--p 00000000 08:01 1578420    /usr/loca
b5af1000-b5af2000 r--p 00000000 08:01 1578427    /usr
b5af2000-b5af5000 r--p 00000000 08:01 1578423    /usr
b5af5000-b5b10000 r--p 00000000 08:01 1578418    /usr/local/
b5b10000-b5b14000 r--p 00000000 08:01 1578180    /home/mark/.cache/guile/ccac
b5b14000-b5b16000 r--p 00000000 08:01 1578179    /hom
b5b16000-b5b17000 r--p 00000000 08:01 1578178    /hom
b5b17000-b5b18000 r--p 00000000 08:01 1578177    /home/mark/
b5b18000-b5b1a000 r--p 00000000 08:01 1578176    /hom
b5b1a000-b5b1c000 r--p 00000000 08:01 1578175    /hom
b5b1c000-b5b1f000 r--p 00000000 08:01 1578174    /hom
b5b1f000-b5b20000 r--p 00000000 08:01 1578465    /usr
b5b20000-b5b23000 r--p 00000000 08:01 1578407    /usr/local/
b5b23000-b5b26000 r--p 00000000 08:01 1578406    /usr/l
b5b26000-b5b27000 r--p 0000
b5b27000-b5b2a000 r--p 00000000 08:01 1578269    /usr/local/l
b5b2a000-b5b34000 r--p 00000000 08:01 1578268    /usr
b5b34000-b5b35000 r--p 00000000 08:01 1578265    /usr/local/lib/guile/2.0/ccach
b5b35000-b5b4f000 r--p 00000000 08:01 1578276    /usr
b5b4f000-b5b51000 r--p 00000000 08:01 1578275    /usr
b5b51000-b5b55000 r--p 00000000 08:01 1578279    /usr/local/
b5b55000-b5b5a000 r--p 00000000 08:01 1578272    /usr/local
b5b5a000-b5b68000 r--p 00000000 08:01 1578349    /usr
b5b68000-b5b8a000 r--p 00000000 08:01 1578271    /usr
b5b8a000-b5b8b000 r--p 00000000 08:01 1578443    /usr
b5b8b000-b5b94000 r--p 00000000 08:01 1578270    /usr
b5b94000-b5b95000 r--p 00000000 08:01 1578273    /usr
b5b95000-b5ba5000 r--p 00000000 08:01 1578278    /usr/local/
b5ba5000-b5baa000 r--p 00000000 08:01 1578306    /usr/local/lib/guile/2.0/ccache/la
b5baa000-b5bab000 r--p 00000000 08:01 1578280    /usr/local/l
b5bab000-b5bac000 r--p 00000000 08:01 1578284    /usr
b5bac000-b5bad000 ---p 00000000 00:00 0
b5bad000-b63ad000 rw-p 00000000 00:00 0
b
b63ae000-b63b0000 r--p 00000000 08:01 1
b63b0000-b63c
b63c4000-b63c5000 r--p 00000000 08:01 1578258    /usr/local
b63c5000-b63c6000 r--p 00000000 08:01 1578257    /usr
b63c6000-b63c7000 r--p 00432000 08:01 11018058   /usr/lib/
b63c7000-b6407000 r--p 002bd000 08:01 11018058   /usr/lib/l
b6407000-b6607000 r--p 00000000 08:01 11018058   /us
b6607000-b6608000 r--p 00000000 08:01 1
b6608000-b660a
b660a000-b660b000 r--p 00000000 08:01 1577493    /u
b660b000-b660c000 ---p 00000
b660c000-b6e0c000 rw-p 00000000 00:00 0
b6e0c000-b6e0d000 ---p 00000000 00:00 0
b
b760d000-b760e000 r--p 00000000 08:01 1
b760e000-b760f000 r--p 00000000 08:01 157
b760f000-b7615000 r--p 00000000 08:01 1577507    /usr/local/lib/guile/2.0/ccache/
b7615000-b7618000 r--p 00000000 08:01 1
b7618000-b761f000 r--p 00000000 08:01 1578354    /usr/local/lib/guile/2.
b761f000-b7620000 r--p 00000000 08:01 1577495    /usr/local/lib/guile/2.
b7620000-b7622000 r--p 00000000 08:01 1577503    /usr/local/lib/guile/2.
b7622000-b7628000 r--p 00000000 08:01 1
b7628000-b7646000 r--p 00000000 08:01 1578292    /
b7646000-b7647000 r--p 00000
b7647000-b764b000 r--p 00000000 08:01 1578291    
b764b000-b764e000 r--p 00000000 08:01 1578307    
b764e000-b7651000 r--p 00000000 08:01 1578408    /u
b7651000-b7654000 r--p 00000000 08:01 1578357    /usr/local/l
b7654000-b765a000 r--p 00000000 08:01 1578342    /usr/local/lib/guile
b765a000-b765b000 r--p 00000000 08:01 1577529    /usr/lo
b765b000-b765e000 r--p 00000000 08:01 1578289    /usr/local/lib/gu
b765e000-b7671000 r--p 00000000 08:01 1577506    /usr/loca
b7671000-b7673000 r--p 00000000 08:01 1578363
b7673000-b7678000 r--p 00000000 08:01 1
b7678000-b767
b767a000-b767b000 r--p 00000000 08:01 1578404    /usr/local/lib/guile/
b767b000-b767e000 r--p 00000000 08:01 1577542    /usr
b767e000-b7680000 r--p 00000000 08:01 1578318    /usr
b7680000-b7681000 r--p 00000000 08:01 1578361    /usr/local/
b7681000-b7682000 r--p 00000000 08:01 1578360    /usr/local/lib/guile
b7
b7686000-b7688000 r--p 00000000 08:01 1