1 (1) root main 2 (2) repeat (arg=3) 1->2 3 (3) parallel 2->3 4 (4) r_fallback 3->4 5 (5) r_fallback 3->5 6 (6) incr (key=t2,default=0) 3->6 7 (7) fail_before_tick 4->7 8 (8) running 4->8 9 (9) r_sequence 5->9 10 (10) running 5->10 11 (11) fail_before_tick 9->11 12 (12) incr (key=t1,default=0) 9->12