#0  0x00007f8cd8d0dfc7 in scm_internal_hash_fold (fn=0x7f8cd8d48680 <collect_keys>, closure=0x0, init=0x304, table=0x92f0e0) at hashtab.c:1435
  [Error: hashtab.c was not found in source tree]
#1  0x00007f8cd8d486e9 in scm_c_port_for_each (proc=0x7f8cd8d48a88 <flush_output_port>, data=0x0) at ports.c:974
  [Error: ports.c was not found in source tree]
#2  0x00007f8cd8d48adc in scm_flush_all_ports () at ports.c:1110
  [Error: ports.c was not found in source tree]
#3  0x00007f8cd8d135e5 in really_cleanup_for_exit (unused=0x0) at init.c:362
  [Error: init.c was not found in source tree]
#4  0x00007f8cd8cdf2ac in c_body (d=0x7fff48d06f10) at continuations.c:517
  [Error: continuations.c was not found in source tree]
#5  0x00007f8cd8d8f606 in apply_catch_closure (clo=0xf3cea0, args=0x304) at throw.c:140
  [Error: throw.c was not found in source tree]
#6  0x00007f8cd8d61470 in apply_1 (smob=0xf3cea0, a=0x304) at smob.c:142
  [Error: smob.c was not found in source tree]
#7  0x00007f8cd8d99cc3 in vm_regular_engine (vm=0x987de0, program=0x981720, argv=0x7fff48d06dd0, nargs=2) at vm-i-system.c:858
  [Error: vm-i-system.c was not found in source tree]
#8  0x00007f8cd8dba6d8 in scm_c_vm_run (vm=0x987de0, program=0x922c00, argv=0x7fff48d06db0, nargs=4) at vm.c:761
  [Error: vm.c was not found in source tree]
#9  0x00007f8cd8ce9d7b in scm_call_4 (proc=0x922c00, arg1=0x404, arg2=0xf3cea0, arg3=0xf3ce80, arg4=0xf3ce60) at eval.c:507
  [Error: eval.c was not found in source tree]
#10 0x00007f8cd8d8f45c in scm_catch_with_pre_unwind_handler (key=0x404, thunk=0xf3cea0, handler=0xf3ce80, pre_unwind_handler=0xf3ce60) at throw.c:73
  [Error: throw.c was not found in source tree]
#11 0x00007f8cd8d8f6de in scm_c_catch (tag=0x404, body=0x7f8cd8cdf284 <c_body>, body_data=0x7fff48d06f10, handler=0x7f8cd8cdf2be <c_handler>, handler_data=0x7fff48d06f10, pre_unwind_handler=0x7f8cd8cdf318 <pre_unwind_handler>, pre_unwind_handler_data=0x987d60) at throw.c:207
  [Error: throw.c was not found in source tree]
#12 0x00007f8cd8cdf0fb in scm_i_with_continuation_barrier (body=0x7f8cd8cdf284 <c_body>, body_data=0x7fff48d06f10, handler=0x7f8cd8cdf2be <c_handler>, handler_data=0x7fff48d06f10, pre_unwind_handler=0x7f8cd8cdf318 <pre_unwind_handler>, pre_unwind_handler_data=0x987d60) at continuations.c:455
  [Error: continuations.c was not found in source tree]
#13 0x00007f8cd8cdf3c4 in scm_c_with_continuation_barrier (func=0x7f8cd8d135d4 <really_cleanup_for_exit>, data=0x0) at continuations.c:551
  [Error: continuations.c was not found in source tree]
#14 0x00007f8cd8d8c325 in with_guile_trampoline (data=0x7fff48d07070) at threads.c:888
  [Error: threads.c was not found in source tree]
#15 0x00007f8cd42b1d25 in GC_call_with_gc_active (fn=0x7f8cd8d8c2f7 <with_guile_trampoline>, client_data=0x7fff48d07070) at pthread_support.c:1270
  [Error: pthread_support.c was not found in source tree]
#16 0x00007f8cd8d8b332 in with_gc_active (func=0x7f8cd8d8c2f7 <with_guile_trampoline>, data=0x7fff48d07070) at threads.c:236
  [Error: threads.c was not found in source tree]
#17 0x00007f8cd8d8c440 in with_guile_and_parent (base=0x7fff48d07020, base@entry=<error reading variable: value has been optimized out>, data=0x7fff48d07070, data@entry=<error reading variable: value has been optimized out>) at threads.c:934
  [Error: threads.c was not found in source tree]
#18 0x00007f8cd42abc42 in GC_call_with_stack_base (fn=<optimized out>, arg=<optimized out>) at misc.c:1840
  [Error: misc.c was not found in source tree]
#19 0x00007f8cd8d8c4a3 in scm_i_with_guile_and_parent (func=0x7f8cd8d135d4 <really_cleanup_for_exit>, data=0x0, parent=0xb2ca50) at threads.c:949
  [Error: threads.c was not found in source tree]
#20 0x00007f8cd8d8c4e3 in scm_with_guile (func=0x7f8cd8d135d4 <really_cleanup_for_exit>, data=0x0) at threads.c:955
  [Error: threads.c was not found in source tree]
#21 0x00007f8cd8d13647 in cleanup_for_exit () at init.c:380
  [Error: init.c was not found in source tree]
#22 0x00007f8cd7f392e0 in __run_exit_handlers (status=0, listp=0x7f8cd82c05d8 <__exit_funcs>, run_list_atexit=run_list_atexit@entry=true, run_dtors=run_dtors@entry=true) at exit.c:83
  [Error: exit.c was not found in source tree]
#23 0x00007f8cd7f3933a in __GI_exit (status=<optimized out>) at exit.c:105
  [Error: exit.c was not found in source tree]
#24 0x00007f8cd8d13553 in scm_boot_guile (argc=2, argv=0x7fff48d07278, main_func=0x419c80 <main_prog>, closure=0x0) at init.c:332
  [Error: init.c was not found in source tree]
#25 0x0000000000413c51 in main (argc=2, argv=0x7fff48d07278) at gschem.c:355
  350:   /* disable the deprecated warnings in guile 1.6.3 */
  351:   /* Eventually the warnings will need to be fixed */
  352:   if(getenv("GUILE_WARN_DEPRECATED") == NULL)
  353:     putenv("GUILE_WARN_DEPRECATED=no");
  354: 
  355:   scm_boot_guile (argc, argv, main_prog, 0);
  356:   
  357:   return 0;
  358: }