#0  0x00007f71facd3ab1 in strncpy () from /lib/libc.so.6
#1  0x0000000000404cdc in ?? ()
#2  0x0000000000401f8d in ?? ()
#3  0x00007f71fb6d2e91 in scm_boot_guile () from /usr/lib/libguile.so.12
#4  0x0000000000401cd1 in ?? ()
#5  0x00007f71fac6f466 in __libc_start_main () from /lib/libc.so.6
#6  0x0000000000401bf9 in ?? ()
#7  0x00007fff03e659f8 in ?? ()
#8  0x000000000000001c in ?? ()
#9  0x0000000000000003 in ?? ()
#10 0x00007fff03e66f19 in ?? ()
#11 0x00007fff03e66f23 in ?? ()
#12 0x00007fff03e66f26 in ?? ()
#13 0x0000000000000000 in ?? ()