#expect 20
#ship debug : Debug
#ship fifo  : Fifo

debug.in:
  set ilc=*;
  recv, deliver;

fifo.out:
  head;
  send token to fifo.in;
  set ilc=*;
  [T] recv token;
  [*] set word=20;
  [*] send to debug.in;
  tail;

fifo.in:
  recv token;
  send token to fifo.out:i;