On CHICKEN 4.10.0, using gdb:



0x00007f09f8808150 in C_in_heapp () from /usr/local/lib/libchicken.so.7
(gdb) bt
#0  0x00007f09f8808150 in C_in_heapp () from /usr/local/lib/libchicken.so.7
#1  0x00007f09f8809c35 in really_remark () from /usr/local/lib/libchicken.so.7
#2  0x00007f09f880a3e2 in C_rereclaim2 () from /usr/local/lib/libchicken.so.7
#3  0x00007f09f880a678 in allocate_vector_2 () from /usr/local/lib/libchicken.so.7
#4  0x00007f09f880bd29 in CHICKEN_run () from /usr/local/lib/libchicken.so.7
#5  0x00007f09f880bdf6 in CHICKEN_main () from /usr/local/lib/libchicken.so.7
#6  0x00007f09f81c1ec5 in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6
#7  0x0000000000401283 in _start ()
(gdb) step
Single stepping until exit from function C_in_heapp,
which has no line number information.
0x00007f09f8809c35 in really_remark () from /usr/local/lib/libchicken.so.7
(gdb) step
Single stepping until exit from function really_remark,
which has no line number information.
0x00007f09f880a3e2 in C_rereclaim2 () from /usr/local/lib/libchicken.so.7
(gdb) step
Single stepping until exit from function C_rereclaim2,
which has no line number information.