9 debug.in: set ilc=*; recv, deliver;
13 set ilc=*; recv, deliver;
18 set ilc=*; recv, deliver;
20 fifo2.out: recv token, collect, send to fifo.in;
23 [Rq] send token to fifo2.out;
24 [Rq] collect, send to debug.in;
25 [Rq] collect, send to debug.in;