gistfile1.txt

git clone git://github.com/shinobi/TaskScheduler.git

comment out lines from WorkdayCalendar.pm:

        say "step 1";
        say "step 2";

perl6 t/WorkdayCalendar.t gets you:

Program received signal EXC_BAD_ACCESS, Could not access memory.
Reason: KERN_INVALID_ADDRESS at address: 0x000000000000001b
0x00000001016d3c34 in Rakudo_cont_decontainerize ()
(gdb) bt
#0  0x00000001016d3c34 in Rakudo_cont_decontainerize ()
#1  0x00000001016d37d6 in Rakudo_md_dispatch ()
#2  0x0000000101601f06 in Parrot_MDThunk_invoke ()
#3  0x0000000100076fa2 in runops_fast_core ()
#4  0x0000000100076c4a in runops_int ()
#5  0x000000010005b987 in runops ()
#6  0x0000000100056ca0 in Parrot_pcc_invoke_from_sig_object ()
#7  0x0000000100047fd3 in Parrot_ext_call ()
#8  0x0000000100146a0c in Parrot_Task_invoke ()
#9  0x0000000100056c0f in Parrot_pcc_invoke_from_sig_object ()
#10 0x0000000100047fd3 in Parrot_ext_call ()
#11 0x000000010007b834 in Parrot_cx_outer_runloop ()
#12 0x000000010007b90b in Parrot_cx_begin_execution ()
#13 0x0000000100083616 in Parrot_pf_execute_bytecode_program ()
#14 0x00000001000425bc in Parrot_api_run_bytecode ()
#15 0x0000000100001809 in main ()