// This file is part of the SV-Benchmarks collection of verification tasks: // https://gitlab.com/sosy-lab/benchmarking/sv-benchmarks // // SPDX-FileCopyrightText: 2022 Jana (Philipp) Berger // // SPDX-License-Identifier: GPL-3.0-or-later // Prototype declarations of the functions used to communicate with the model checkers extern unsigned long __VERIFIER_nondet_ulong(); extern long __VERIFIER_nondet_long(); extern unsigned char __VERIFIER_nondet_uchar(); extern char __VERIFIER_nondet_char(); extern unsigned short __VERIFIER_nondet_ushort(); extern short __VERIFIER_nondet_short(); extern float __VERIFIER_nondet_float(); extern double __VERIFIER_nondet_double(); extern void abort(void); extern void __assert_fail(const char *, const char *, unsigned int, const char *) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__noreturn__)); void reach_error() { __assert_fail("0", "Req1_Prop1_Batch81Wrapper_P.c", 13, "reach_error"); } void __VERIFIER_assert(int cond) { if(!(cond)) { ERROR: {reach_error();abort();} } return; } void assume_abort_if_not(int cond) { if(!cond) { abort(); } } #define max(a,b) (((a) > (b)) ? (a) : (b)) #define min(a,b) (((a) < (b)) ? (a) : (b)) #define abs(a) (((a) < 0 ) ? -(a) : (a)) // Function prototypes // Internal control logic variables unsigned char isInitial = 0; // Signal variables double var_1_1 = 9999.5; double* var_1_1_Pointer = &(var_1_1); unsigned char var_1_2 = 1; unsigned char* var_1_2_Pointer = &(var_1_2); double var_1_3 = 4.5; double* var_1_3_Pointer = &(var_1_3); double var_1_4 = 2.5; double* var_1_4_Pointer = &(var_1_4); double var_1_5 = 0.0; double* var_1_5_Pointer = &(var_1_5); double var_1_6 = 999999999999.3; double* var_1_6_Pointer = &(var_1_6); signed char var_1_7 = -128; signed char* var_1_7_Pointer = &(var_1_7); signed char var_1_11 = 16; signed char* var_1_11_Pointer = &(var_1_11); signed char var_1_12 = 16; signed char* var_1_12_Pointer = &(var_1_12); unsigned short int var_1_13 = 5; unsigned short int* var_1_13_Pointer = &(var_1_13); unsigned char var_1_14 = 1; unsigned char* var_1_14_Pointer = &(var_1_14); unsigned short int var_1_15 = 16; unsigned short int* var_1_15_Pointer = &(var_1_15); unsigned short int var_1_16 = 32647; unsigned short int* var_1_16_Pointer = &(var_1_16); unsigned short int var_1_17 = 128; unsigned short int* var_1_17_Pointer = &(var_1_17); signed long int var_1_18 = -8; signed long int* var_1_18_Pointer = &(var_1_18); // Calibration values // Last'ed variables unsigned short int last_1_var_1_13 = 5; signed long int last_1_var_1_18 = -8; // Additional functions void initially(void) { } void step(void) { // From: Req2Batch81Wrapper_P signed long int stepLocal_0 = min (-25 , last_1_var_1_18); if (stepLocal_0 != (last_1_var_1_18 ^ last_1_var_1_13)) { if ((*(var_1_2_Pointer))) { (*(var_1_7_Pointer)) = ((*(var_1_11_Pointer)) + (*(var_1_12_Pointer))); } } else { (*(var_1_7_Pointer)) = (min ((*(var_1_12_Pointer)) , (*(var_1_11_Pointer)))); } // From: Req3Batch81Wrapper_P unsigned char stepLocal_1 = (*(var_1_11_Pointer)) >= (*(var_1_7_Pointer)); if (stepLocal_1 && (*(var_1_14_Pointer))) { (*(var_1_13_Pointer)) = (min ((*(var_1_15_Pointer)) , 100)); } else { (*(var_1_13_Pointer)) = (((*(var_1_16_Pointer)) - 5) + (*(var_1_17_Pointer))); } // From: Req4Batch81Wrapper_P signed char stepLocal_2 = (*(var_1_7_Pointer)); if (stepLocal_2 > (*(var_1_16_Pointer))) { if ((*(var_1_3_Pointer)) < ((*(var_1_5_Pointer)) - (*(var_1_6_Pointer)))) { (*(var_1_18_Pointer)) = (abs ((*(var_1_15_Pointer)))); } else { (*(var_1_18_Pointer)) = (*(var_1_13_Pointer)); } } else { (*(var_1_18_Pointer)) = (*(var_1_15_Pointer)); } // From: Req1Batch81Wrapper_P if ((*(var_1_2_Pointer))) { (*(var_1_1_Pointer)) = (max ((*(var_1_3_Pointer)) , ((*(var_1_4_Pointer)) - ((*(var_1_5_Pointer)) - (*(var_1_6_Pointer)))))); } } void updateVariables() { var_1_2 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_2 >= 0); assume_abort_if_not(var_1_2 <= 1); var_1_3 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_3 >= -922337.2036854765600e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )); var_1_4 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )); var_1_5 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_5 >= 4611686.018427382800e+12F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )); var_1_6 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )); var_1_11 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_11 >= -63); assume_abort_if_not(var_1_11 <= 63); var_1_12 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_12 >= -63); assume_abort_if_not(var_1_12 <= 63); var_1_14 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_14 >= 0); assume_abort_if_not(var_1_14 <= 1); var_1_15 = __VERIFIER_nondet_ushort(); assume_abort_if_not(var_1_15 >= 0); assume_abort_if_not(var_1_15 <= 65534); var_1_16 = __VERIFIER_nondet_ushort(); assume_abort_if_not(var_1_16 >= 16383); assume_abort_if_not(var_1_16 <= 32767); var_1_17 = __VERIFIER_nondet_ushort(); assume_abort_if_not(var_1_17 >= 0); assume_abort_if_not(var_1_17 <= 32767); } void updateLastVariables() { last_1_var_1_13 = var_1_13; last_1_var_1_18 = var_1_18; } int property() { return ((((*(var_1_2_Pointer)) ? ((*(var_1_1_Pointer)) == ((double) (max ((*(var_1_3_Pointer)) , ((*(var_1_4_Pointer)) - ((*(var_1_5_Pointer)) - (*(var_1_6_Pointer)))))))) : 1) && (((min (-25 , last_1_var_1_18)) != (last_1_var_1_18 ^ last_1_var_1_13)) ? ((*(var_1_2_Pointer)) ? ((*(var_1_7_Pointer)) == ((signed char) ((*(var_1_11_Pointer)) + (*(var_1_12_Pointer))))) : 1) : ((*(var_1_7_Pointer)) == ((signed char) (min ((*(var_1_12_Pointer)) , (*(var_1_11_Pointer)))))))) && ((((*(var_1_11_Pointer)) >= (*(var_1_7_Pointer))) && (*(var_1_14_Pointer))) ? ((*(var_1_13_Pointer)) == ((unsigned short int) (min ((*(var_1_15_Pointer)) , 100)))) : ((*(var_1_13_Pointer)) == ((unsigned short int) (((*(var_1_16_Pointer)) - 5) + (*(var_1_17_Pointer))))))) && (((*(var_1_7_Pointer)) > (*(var_1_16_Pointer))) ? (((*(var_1_3_Pointer)) < ((*(var_1_5_Pointer)) - (*(var_1_6_Pointer)))) ? ((*(var_1_18_Pointer)) == ((signed long int) (abs ((*(var_1_15_Pointer)))))) : ((*(var_1_18_Pointer)) == ((signed long int) (*(var_1_13_Pointer))))) : ((*(var_1_18_Pointer)) == ((signed long int) (*(var_1_15_Pointer))))) ; } int main(void) { isInitial = 1; initially(); while (1) { updateLastVariables(); updateVariables(); step(); __VERIFIER_assert(property()); isInitial = 0; } return 0; }