There are 1 top level modules.
  >>> All instances processed - continuing with simulation.
--> now 0: task10.count changed from <unknown> to 0.
--> now 0: task10.x changed from <unknown> to (av=7fffffff,bv=7fffffff).
--> now 10: task10.aa changed from <unknown> to (av=0,bv=0).
--> now 10: task10.bb changed from <unknown> to 0.
--> now 10: task10.x changed from (av=ffffffff,bv=0) to (av=ffffffff,bv=0).
--> now 10: task10.y changed from <unknown> to 1.
        10 start   x: ffffffff  y: 1  count: 0
--> now 10: task10.t1.a changed from <unknown> to (av=0,bv=0).
--> now 10: task10.t1.b changed from <unknown> to 0.
        10 t1 started
--> now 10: task10.t1.d changed from <unknown> to 0.
--> now 20: task10.t1.c changed from <unknown> to (av=0,bv=0).
--> now 30: task10.count changed from 0 to 1.
        30 t1 finished
--> now 30: task10.x changed from (av=0,bv=0) to (av=0,bv=0).
--> now 30: task10.y changed from 1 to 0.
        30 return  x: 00000000  y: 0  count: 1
--> now 30: task10.aa changed from (av=1,bv=0) to (av=1,bv=0).
--> now 30: task10.bb changed from 0 to 1.
--> now 30: task10.t1.a changed from (av=1,bv=0) to (av=1,bv=0).
--> now 30: task10.t1.b changed from 0 to 1.
        30 t1 started
--> now 30: task10.t1.d changed from 0 to 1.
        35 return  x: 00000000  y: 0  count: 1
--> now 35: task10.aa changed from (av=2,bv=0) to (av=2,bv=0).
--> now 35: task10.bb changed from 1 to 0.
--> now 35: task10.t1.a changed from (av=2,bv=0) to (av=2,bv=0).
--> now 35: task10.t1.b changed from 1 to 0.
        35 t1 started
--> now 35: task10.t1.d changed from 1 to 0.
--> now 45: task10.t1.c changed from (av=2,bv=0) to (av=2,bv=0).
--> now 55: task10.count changed from 1 to 2.
        55 t1 finished
--> now 55: task10.x changed from (av=2,bv=0) to (av=2,bv=0).
        55 return  x: 00000002  y: 0  count: 2