interface I {
  in void e();

  behaviour {    
    [true] {
       on e: {}
    }
  }
}

// This component has an deadlock problem after one step
component component_deadlock_fail1 {
  provides I i;
  behaviour { 
    enum States { S0, S1};
    States s = States.S0;
    [s.S0] on i.e(): { 
      s=States.S1;
    }
    [s.S1] on i.e(): illegal;
  }      
}