Starting program: /home/wasa/downloads/easier 

Program received signal SIGABRT, Aborted.
0x00007ffff6f6d04f in raise () from /usr/lib/libc.so.6
#0  0x00007ffff6f6d04f in raise () from /usr/lib/libc.so.6
No symbol table info available.
#1  0x00007ffff6f6e47a in abort () from /usr/lib/libc.so.6
No symbol table info available.
#2  0x00007ffff6f65ea7 in __assert_fail_base () from /usr/lib/libc.so.6
No symbol table info available.
#3  0x00007ffff6f65f52 in __assert_fail () from /usr/lib/libc.so.6
No symbol table info available.
#4  0x00007ffff7ab7732 in C_save_and_reclaim ()
   from /home/wasa/.chickens/4.11/lib/libchicken.so.8
No symbol table info available.
#5  0x00007ffff79f2b15 in f_9205 ()
   from /home/wasa/.chickens/4.11/lib/libchicken.so.8
No symbol table info available.
#6  0x00007ffff7a0f47f in f_19999 ()
   from /home/wasa/.chickens/4.11/lib/libchicken.so.8
No symbol table info available.
#7  0x00007ffff7ab529f in C_callback ()
   from /home/wasa/.chickens/4.11/lib/libchicken.so.8
No symbol table info available.
#8  0x00007ffff7ab5319 in C_callback_wrapper ()
   from /home/wasa/.chickens/4.11/lib/libchicken.so.8
No symbol table info available.
#9  0x0000000000401342 in my_callback (t0=0x0) at easier.c:97
        x = 6
        s = 3
        a = 0x7fffffffded0
#10 0x00000000004011d1 in call_thing (callback=0x401295 <my_callback>)
    at easier.c:15
No locals.
#11 0x0000000000401256 in stub20 (C_c=4, C_av=0x7fffffffdfd0) at easier.c:49
        C_k = 140737353581880
        C_buf = 140737488347136
        C_a0 = 140737353581864
        C_r = 30
        C_a = 0x7fffffffe018
        t0 = 0x401295 <my_callback>
        C_level = 1
#12 0x0000000000401d61 in f_288 (c=2, av=0x7fffffffe0c0) at easier.c:247
        av2 = 0x7fffffffdfd0
        tmp = 140737488347168
        t0 = 140737353580696
        t1 = 509505
        t2 = 140737488347136
        t3 = 140737488347168
        t4 = 140737353581864
        t5 = 140737353581864
        t6 = 140737488347168
        a = 0x7fffffffe038
#13 0x00007ffff7ab1946 in gc_2 ()
   from /home/wasa/.chickens/4.11/lib/libchicken.so.8
No symbol table info available.
#14 0x00007ffff7ab89b8 in CHICKEN_run ()
   from /home/wasa/.chickens/4.11/lib/libchicken.so.8
No symbol table info available.
#15 0x00007ffff7aba11e in CHICKEN_main ()
   from /home/wasa/.chickens/4.11/lib/libchicken.so.8
No symbol table info available.
#16 0x0000000000402ab6 in main (argc=1, argv=0x7fffffffe238) at easier.c:421
No locals.
quit