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#define TIMEOUT1 4 //400
#define TIMEOUT2 6 //600
#define TIMEOUT3 10 //5400
/* Named Constants */
#define FALSE 0
#define TRUE 1
/* Type declarations */
typedef char INT8;
typedef unsigned char UINT8;
typedef short INT16;
typedef unsigned short UINT16;
typedef int INT32;
typedef unsigned int UINT32;
typedef double REAL;
typedef float SINGLE;
typedef unsigned char BOOL;
/* Function-like macros */
/* Conversion to the BOOL type */
#define TO_BOOL(X) ((X) ? 1 : 0)
/* Type declarations */
typedef struct {
INT32 Counter;
BOOL InitSystem_OPEN;
BOOL VehicleOpen_OPEN;
BOOL AlarmWillBeArmedAfter20sec_CounterStart_OPEN;
BOOL AlarmWillBeArmedAfter20sec_CounterPlus_OPEN;
BOOL AlarmWillBeArmedAfter20sec_CounterEnd_OPEN;
BOOL AlarmWillBeArmedAfter20sec_OPEN;
BOOL AlarmOnlyOptical_CounterPlus_OPEN;
BOOL AlarmOnlyOptical_CounterStart_OPEN;
BOOL AlarmOnlyOptical_CounterEnd_OPEN;
BOOL AlarmOnlyOptical_OPEN;
BOOL AlarmAcousticAndOptical_CounterStart_OPEN;
BOOL AlarmAcousticAndOptical_CounterPlus_OPEN;
BOOL AlarmAcousticAndOptical_CounterEnd_OPEN;
BOOL AlarmAcousticAndOptical_OPEN;
BOOL AlarmArmed_OPEN;
BOOL Alarm_system_OPEN;
} t_Alarm_system_state;
typedef struct {
BOOL OpticalAlarm;
BOOL AlarmSensor;
BOOL VehLocked;
BOOL AcousticAlarm;
BOOL AlarmArmed;
} t_Alarm_system_io;
/* Named Constants */
#define ALARM_SYSTEM_TICK 0
void Alarm_system_init(t_Alarm_system_io *_io_, t_Alarm_system_state *_state_) {
_io_->OpticalAlarm = FALSE;
_io_->AlarmSensor = FALSE;
_io_->VehLocked = FALSE;
_io_->AcousticAlarm = FALSE;
_io_->AlarmArmed = FALSE;
_state_->Counter = 0;
_state_->InitSystem_OPEN = 0;
_state_->VehicleOpen_OPEN = 0;
_state_->AlarmWillBeArmedAfter20sec_CounterStart_OPEN = 0;
_state_->AlarmWillBeArmedAfter20sec_CounterPlus_OPEN = 0;
_state_->AlarmWillBeArmedAfter20sec_CounterEnd_OPEN = 0;
_state_->AlarmWillBeArmedAfter20sec_OPEN = 0;
_state_->AlarmOnlyOptical_CounterPlus_OPEN = 0;
_state_->AlarmOnlyOptical_CounterStart_OPEN = 0;
_state_->AlarmOnlyOptical_CounterEnd_OPEN = 0;
_state_->AlarmOnlyOptical_OPEN = 0;
_state_->AlarmAcousticAndOptical_CounterStart_OPEN = 0;
_state_->AlarmAcousticAndOptical_CounterPlus_OPEN = 0;
_state_->AlarmAcousticAndOptical_CounterEnd_OPEN = 0;
_state_->AlarmAcousticAndOptical_OPEN = 0;
_state_->AlarmArmed_OPEN = 0;
_state_->Alarm_system_OPEN = 0;
}
void Alarm_system_compute(t_Alarm_system_io *_io_, t_Alarm_system_state *_state_) {
UINT16 activeEvent = ALARM_SYSTEM_TICK;
if (!_state_->Alarm_system_OPEN) {
/* Open the chart */
_state_->Alarm_system_OPEN = TRUE;
/* Enter the chart's composition */
/* Enter state InitSystem */
_state_->InitSystem_OPEN = TRUE;
} else {
/* Execute an open chart */
if (_state_->InitSystem_OPEN) {
/* Execute state InitSystem */
if (_io_->VehLocked == 1) {
_state_->InitSystem_OPEN = FALSE;
_state_->AlarmWillBeArmedAfter20sec_OPEN = TRUE;
/* Open the inner composition of state AlarmWillBeArmedAfter20sec */
/* Enter state AlarmWillBeArmedAfter20sec.CounterStart */
_state_->AlarmWillBeArmedAfter20sec_CounterStart_OPEN = TRUE;
/* Perform entry actions of state AlarmWillBeArmedAfter20sec.CounterStart */
_state_->Counter = 1;
} else {
if (_io_->VehLocked == 0) {
_state_->InitSystem_OPEN = FALSE;
_state_->VehicleOpen_OPEN = TRUE; //possible BUG
} else {
/* Perform during and on-event actions of state InitSystem */
_io_->AlarmArmed = TO_BOOL(1);
_io_->AcousticAlarm = TO_BOOL(0);
_io_->OpticalAlarm = TO_BOOL(0);
}
}
} else {
if (_state_->VehicleOpen_OPEN) {
/* Execute state VehicleOpen */
if (_io_->VehLocked == 1) {
_state_->VehicleOpen_OPEN = FALSE;
_state_->AlarmWillBeArmedAfter20sec_OPEN = TRUE;
/* Open the inner composition of state AlarmWillBeArmedAfter20sec */
/* Enter state AlarmWillBeArmedAfter20sec.CounterStart */
_state_->AlarmWillBeArmedAfter20sec_CounterStart_OPEN = TRUE;
/* Perform entry actions of state AlarmWillBeArmedAfter20sec.CounterStart */
_state_->Counter = 1;
} else {
/* Perform during and on-event actions of state VehicleOpen */
_io_->AlarmArmed = TO_BOOL(0);
_io_->AcousticAlarm = TO_BOOL(0);
_io_->OpticalAlarm = TO_BOOL(0);
}
} else {
if (_state_->AlarmWillBeArmedAfter20sec_OPEN) {
/* Execute state AlarmWillBeArmedAfter20sec */
if (_state_->Counter == 0 && _io_->VehLocked == 1) {
/* Close the inner composition of state AlarmWillBeArmedAfter20sec */
if (_state_->AlarmWillBeArmedAfter20sec_CounterStart_OPEN) {
_state_->AlarmWillBeArmedAfter20sec_CounterStart_OPEN = FALSE;
} else {
if (_state_->AlarmWillBeArmedAfter20sec_CounterPlus_OPEN) {
_state_->AlarmWillBeArmedAfter20sec_CounterPlus_OPEN = FALSE;
} else {
if (_state_->AlarmWillBeArmedAfter20sec_CounterEnd_OPEN) {
_state_->AlarmWillBeArmedAfter20sec_CounterEnd_OPEN = FALSE;
}
}
}
_state_->AlarmWillBeArmedAfter20sec_OPEN = FALSE;
_state_->AlarmArmed_OPEN = TRUE;
} else {
if (_io_->VehLocked == 0) {
/* Close the inner composition of state AlarmWillBeArmedAfter20sec */
if (_state_->AlarmWillBeArmedAfter20sec_CounterStart_OPEN) {
_state_->AlarmWillBeArmedAfter20sec_CounterStart_OPEN = FALSE;
} else {
if (_state_->AlarmWillBeArmedAfter20sec_CounterPlus_OPEN) {
_state_->AlarmWillBeArmedAfter20sec_CounterPlus_OPEN = FALSE;
} else {
if (_state_->AlarmWillBeArmedAfter20sec_CounterEnd_OPEN) {
_state_->AlarmWillBeArmedAfter20sec_CounterEnd_OPEN = FALSE;
}
}
}
_state_->AlarmWillBeArmedAfter20sec_OPEN = FALSE;
_state_->VehicleOpen_OPEN = TRUE; //possible BUG
} else {
/* Perform during and on-event actions of state AlarmWillBeArmedAfter20sec */
_io_->AlarmArmed = TO_BOOL(0);
_io_->AcousticAlarm = TO_BOOL(0);
_io_->OpticalAlarm = TO_BOOL(0);
if (_state_->AlarmWillBeArmedAfter20sec_CounterStart_OPEN) {
/* Execute state AlarmWillBeArmedAfter20sec.CounterStart */
_state_->AlarmWillBeArmedAfter20sec_CounterStart_OPEN = FALSE;
_state_->AlarmWillBeArmedAfter20sec_CounterPlus_OPEN = TRUE;
/* Perform entry actions of state AlarmWillBeArmedAfter20sec.CounterPlus */
_state_->Counter = _state_->Counter + 1;
} else {
if (_state_->AlarmWillBeArmedAfter20sec_CounterPlus_OPEN) {
/* Execute state AlarmWillBeArmedAfter20sec.CounterPlus */
if (_state_->Counter < TIMEOUT1 || _io_->VehLocked == 0) {
_state_->AlarmWillBeArmedAfter20sec_CounterPlus_OPEN = FALSE;
_state_->AlarmWillBeArmedAfter20sec_CounterPlus_OPEN = TRUE;
/* Perform entry actions of state AlarmWillBeArmedAfter20sec.CounterPlus */
_state_->Counter = _state_->Counter + 1;
} else {
_state_->AlarmWillBeArmedAfter20sec_CounterPlus_OPEN = FALSE;
_state_->AlarmWillBeArmedAfter20sec_CounterEnd_OPEN = TRUE;
/* Perform entry actions of state AlarmWillBeArmedAfter20sec.CounterEnd */
_state_->Counter = 0;
}
}
}
}
}
} else {
if (_state_->AlarmOnlyOptical_OPEN) {
/* Execute state AlarmOnlyOptical */
if (_state_->Counter == 0) {
/* Close the inner composition of state AlarmOnlyOptical */
if (_state_->AlarmOnlyOptical_CounterPlus_OPEN) {
_state_->AlarmOnlyOptical_CounterPlus_OPEN = FALSE;
} else {
if (_state_->AlarmOnlyOptical_CounterStart_OPEN) {
_state_->AlarmOnlyOptical_CounterStart_OPEN = FALSE;
} else {
if (_state_->AlarmOnlyOptical_CounterEnd_OPEN) {
_state_->AlarmOnlyOptical_CounterEnd_OPEN = FALSE;
}
}
}
_state_->AlarmOnlyOptical_OPEN = FALSE;
_state_->AlarmArmed_OPEN = TRUE;
} else {
if (_io_->VehLocked == 0) {
/* Close the inner composition of state AlarmOnlyOptical */
if (_state_->AlarmOnlyOptical_CounterPlus_OPEN) {
_state_->AlarmOnlyOptical_CounterPlus_OPEN = FALSE;
} else {
if (_state_->AlarmOnlyOptical_CounterStart_OPEN) {
_state_->AlarmOnlyOptical_CounterStart_OPEN = FALSE;
} else {
if (_state_->AlarmOnlyOptical_CounterEnd_OPEN) {
_state_->AlarmOnlyOptical_CounterEnd_OPEN = FALSE;
}
}
}
_state_->AlarmOnlyOptical_OPEN = FALSE;
_state_->VehicleOpen_OPEN = TRUE; //possible BUG
} else {
/* Perform during and on-event actions of state AlarmOnlyOptical */
_io_->AlarmArmed = TO_BOOL(0);
_io_->AcousticAlarm = TO_BOOL(0);
_io_->OpticalAlarm = TO_BOOL(1);
if (_state_->AlarmOnlyOptical_CounterPlus_OPEN) {
/* Execute state AlarmOnlyOptical.CounterPlus */
if (_state_->Counter < TIMEOUT3 && _io_->VehLocked == 1) {
_state_->AlarmOnlyOptical_CounterPlus_OPEN = FALSE;
_state_->AlarmOnlyOptical_CounterPlus_OPEN = TRUE;
/* Perform entry actions of state AlarmOnlyOptical.CounterPlus */
_state_->Counter = _state_->Counter + 1;
} else {
_state_->AlarmOnlyOptical_CounterPlus_OPEN = FALSE;
_state_->AlarmOnlyOptical_CounterEnd_OPEN = TRUE;
/* Perform entry actions of state AlarmOnlyOptical.CounterEnd */
_state_->Counter = 0;
}
} else {
if (_state_->AlarmOnlyOptical_CounterStart_OPEN) {
/* Execute state AlarmOnlyOptical.CounterStart */
_state_->AlarmOnlyOptical_CounterStart_OPEN = FALSE;
_state_->AlarmOnlyOptical_CounterPlus_OPEN = TRUE;
/* Perform entry actions of state AlarmOnlyOptical.CounterPlus */
_state_->Counter = _state_->Counter + 1;
}
}
}
}
} else {
if (_state_->AlarmAcousticAndOptical_OPEN) {
/* Execute state AlarmAcousticAndOptical */
if (_state_->Counter == 0) {
/* Close the inner composition of state AlarmAcousticAndOptical */
if (_state_->AlarmAcousticAndOptical_CounterStart_OPEN) {
_state_->AlarmAcousticAndOptical_CounterStart_OPEN = FALSE;
} else {
if (_state_->AlarmAcousticAndOptical_CounterPlus_OPEN) {
_state_->AlarmAcousticAndOptical_CounterPlus_OPEN = FALSE;
} else {
if (_state_->AlarmAcousticAndOptical_CounterEnd_OPEN) {
_state_->AlarmAcousticAndOptical_CounterEnd_OPEN = FALSE;
}
}
}
_state_->AlarmAcousticAndOptical_OPEN = FALSE;
_state_->AlarmOnlyOptical_OPEN = TRUE;
/* Open the inner composition of state AlarmOnlyOptical */
/* Enter state AlarmOnlyOptical.CounterStart */
_state_->AlarmOnlyOptical_CounterStart_OPEN = TRUE;
/* Perform entry actions of state AlarmOnlyOptical.CounterStart */
_state_->Counter = 1;
} else {
if (_io_->VehLocked == 0) {
/* Close the inner composition of state AlarmAcousticAndOptical */
if (_state_->AlarmAcousticAndOptical_CounterStart_OPEN) {
_state_->AlarmAcousticAndOptical_CounterStart_OPEN = FALSE;
} else {
if (_state_->AlarmAcousticAndOptical_CounterPlus_OPEN) {
_state_->AlarmAcousticAndOptical_CounterPlus_OPEN = FALSE;
} else {
if (_state_->AlarmAcousticAndOptical_CounterEnd_OPEN) {
_state_->AlarmAcousticAndOptical_CounterEnd_OPEN = FALSE;
}
}
}
_state_->AlarmAcousticAndOptical_OPEN = FALSE;
_state_->VehicleOpen_OPEN = TRUE; //BUG does not work
} else {
/* Perform during and on-event actions of state AlarmAcousticAndOptical */
_io_->AlarmArmed = TO_BOOL(0);
_io_->AcousticAlarm = TO_BOOL(1);
_io_->OpticalAlarm = TO_BOOL(1);
if (_state_->AlarmAcousticAndOptical_CounterStart_OPEN) {
/* Execute state AlarmAcousticAndOptical.CounterStart */
_state_->AlarmAcousticAndOptical_CounterStart_OPEN = FALSE;
_state_->AlarmAcousticAndOptical_CounterPlus_OPEN = TRUE;
/* Perform entry actions of state AlarmAcousticAndOptical.CounterPlus */
_state_->Counter = _state_->Counter + 1;
} else {
if (_state_->AlarmAcousticAndOptical_CounterPlus_OPEN) {
/* Execute state AlarmAcousticAndOptical.CounterPlus */
if (_state_->Counter < TIMEOUT2 && _io_->VehLocked == 1) {
_state_->AlarmAcousticAndOptical_CounterPlus_OPEN = FALSE;
_state_->AlarmAcousticAndOptical_CounterPlus_OPEN = TRUE;
/* Perform entry actions of state AlarmAcousticAndOptical.CounterPlus */
_state_->Counter = _state_->Counter + 1;
} else {
_state_->AlarmAcousticAndOptical_CounterPlus_OPEN = FALSE;
_state_->AlarmAcousticAndOptical_CounterEnd_OPEN = TRUE;
/* Perform entry actions of state AlarmAcousticAndOptical.CounterEnd */
_state_->Counter = 0;
}
}
}
}
}
} else {
if (_state_->AlarmArmed_OPEN) {
/* Execute state AlarmArmed */
if (_io_->AlarmSensor == 1) {
_state_->AlarmArmed_OPEN = FALSE;
_state_->AlarmAcousticAndOptical_OPEN = TRUE; //BUG does not work
/* Open the inner composition of state AlarmAcousticAndOptical */
/* Enter state AlarmAcousticAndOptical.CounterStart */
_state_->AlarmAcousticAndOptical_CounterStart_OPEN = TRUE;
/* Perform entry actions of state AlarmAcousticAndOptical.CounterStart */
_state_->Counter = 1;
} else {
if (_io_->VehLocked == 0) {
_state_->AlarmArmed_OPEN = FALSE;
_state_->VehicleOpen_OPEN = TRUE; //BUG does not work
} else {
/* Perform during and on-event actions of state AlarmArmed */
_io_->AlarmArmed = TO_BOOL(1);
_io_->AcousticAlarm = TO_BOOL(0);
_io_->OpticalAlarm = TO_BOOL(0);
}
}
}
}
}
}
}
}
}
}
extern int nondet_int();
t_Alarm_system_io havocIO() {
t_Alarm_system_io _io_;
_io_.VehLocked = nondet_int();
_io_.AlarmSensor = nondet_int();
__CPROVER_assume(0<=_io_.VehLocked && _io_.VehLocked<=1 &&
0<=_io_.AlarmSensor && _io_.AlarmSensor<=1);
return _io_;
}
int main() {
int k=0;
t_Alarm_system_state _state_;
t_Alarm_system_state _state_old;
t_Alarm_system_io _io_;
Alarm_system_init(&_io_,&_state_);
while(1) {
_state_old = _state_;
_io_ = havocIO();
Alarm_system_compute(&_io_,&_state_);
if(_state_old.AlarmArmed_OPEN && _io_.AlarmSensor) {
assert(_state_.AlarmAcousticAndOptical_OPEN);
}
if(!_state_.InitSystem_OPEN && _state_old.Counter!=0 && !_io_.AlarmSensor && !_io_.VehLocked) assert(_state_.VehicleOpen_OPEN);
}
return 0;
}
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