// 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_Batch84Wrapper_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 unsigned char var_1_1 = 128; unsigned char* var_1_1_Pointer = &(var_1_1); unsigned char var_1_4 = 25; unsigned char* var_1_4_Pointer = &(var_1_4); unsigned char var_1_5 = 64; unsigned char* var_1_5_Pointer = &(var_1_5); unsigned char var_1_6 = 8; unsigned char* var_1_6_Pointer = &(var_1_6); unsigned char var_1_7 = 0; unsigned char* var_1_7_Pointer = &(var_1_7); unsigned short int var_1_8 = 64; unsigned short int* var_1_8_Pointer = &(var_1_8); unsigned char var_1_9 = 1; unsigned char* var_1_9_Pointer = &(var_1_9); unsigned short int var_1_10 = 27843; unsigned short int* var_1_10_Pointer = &(var_1_10); signed short int var_1_11 = -4; signed short int* var_1_11_Pointer = &(var_1_11); unsigned char var_1_13 = 128; unsigned char* var_1_13_Pointer = &(var_1_13); unsigned char var_1_14 = 5; unsigned char* var_1_14_Pointer = &(var_1_14); signed short int var_1_15 = 28020; signed short int* var_1_15_Pointer = &(var_1_15); signed short int var_1_16 = 128; signed short int* var_1_16_Pointer = &(var_1_16); float var_1_17 = 10000000000000.926; float* var_1_17_Pointer = &(var_1_17); float var_1_18 = 1000000.6; float* var_1_18_Pointer = &(var_1_18); // Calibration values // Last'ed variables unsigned short int last_1_var_1_8 = 64; signed short int last_1_var_1_11 = -4; // Additional functions void initially(void) { } void step(void) { // From: Req1Batch84Wrapper_P signed long int stepLocal_0 = last_1_var_1_11; if (stepLocal_0 != last_1_var_1_8) { (*(var_1_1_Pointer)) = ((*(var_1_4_Pointer)) + (max ((min ((*(var_1_5_Pointer)) , (*(var_1_6_Pointer)))) , (*(var_1_7_Pointer))))); } else { (*(var_1_1_Pointer)) = (*(var_1_4_Pointer)); } // From: Req2Batch84Wrapper_P if ((*(var_1_9_Pointer))) { (*(var_1_8_Pointer)) = (((*(var_1_10_Pointer)) + 23103) - (32 + (*(var_1_6_Pointer)))); } // From: Req4Batch84Wrapper_P if (! ((*(var_1_5_Pointer)) > (*(var_1_10_Pointer)))) { (*(var_1_16_Pointer)) = (32 - 8); } else { (*(var_1_16_Pointer)) = ((*(var_1_13_Pointer)) - (*(var_1_4_Pointer))); } // From: Req5Batch84Wrapper_P (*(var_1_17_Pointer)) = (*(var_1_18_Pointer)); // From: Req3Batch84Wrapper_P if ((*(var_1_1_Pointer)) < (*(var_1_16_Pointer))) { if (((- 8) / ((*(var_1_13_Pointer)) - (*(var_1_14_Pointer)))) >= (*(var_1_6_Pointer))) { (*(var_1_11_Pointer)) = ((*(var_1_16_Pointer)) - ((*(var_1_15_Pointer)) - (*(var_1_14_Pointer)))); } } } void updateVariables() { var_1_4 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_4 >= 0); assume_abort_if_not(var_1_4 <= 127); var_1_5 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_5 >= 0); assume_abort_if_not(var_1_5 <= 127); var_1_6 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_6 >= 0); assume_abort_if_not(var_1_6 <= 127); var_1_7 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_7 >= 0); assume_abort_if_not(var_1_7 <= 127); var_1_9 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_9 >= 0); assume_abort_if_not(var_1_9 <= 1); var_1_10 = __VERIFIER_nondet_ushort(); assume_abort_if_not(var_1_10 >= 16383); assume_abort_if_not(var_1_10 <= 32767); var_1_13 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_13 >= 127); assume_abort_if_not(var_1_13 <= 255); var_1_14 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_14 >= 1); assume_abort_if_not(var_1_14 <= 126); assume_abort_if_not(var_1_14 != 127); var_1_15 = __VERIFIER_nondet_short(); assume_abort_if_not(var_1_15 >= 16383); assume_abort_if_not(var_1_15 <= 32766); var_1_18 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )); } void updateLastVariables() { last_1_var_1_8 = var_1_8; last_1_var_1_11 = var_1_11; } int property() { return (((((last_1_var_1_11 != last_1_var_1_8) ? ((*(var_1_1_Pointer)) == ((unsigned char) ((*(var_1_4_Pointer)) + (max ((min ((*(var_1_5_Pointer)) , (*(var_1_6_Pointer)))) , (*(var_1_7_Pointer))))))) : ((*(var_1_1_Pointer)) == ((unsigned char) (*(var_1_4_Pointer))))) && ((*(var_1_9_Pointer)) ? ((*(var_1_8_Pointer)) == ((unsigned short int) (((*(var_1_10_Pointer)) + 23103) - (32 + (*(var_1_6_Pointer)))))) : 1)) && (((*(var_1_1_Pointer)) < (*(var_1_16_Pointer))) ? ((((- 8) / ((*(var_1_13_Pointer)) - (*(var_1_14_Pointer)))) >= (*(var_1_6_Pointer))) ? ((*(var_1_11_Pointer)) == ((signed short int) ((*(var_1_16_Pointer)) - ((*(var_1_15_Pointer)) - (*(var_1_14_Pointer)))))) : 1) : 1)) && ((! ((*(var_1_5_Pointer)) > (*(var_1_10_Pointer)))) ? ((*(var_1_16_Pointer)) == ((signed short int) (32 - 8))) : ((*(var_1_16_Pointer)) == ((signed short int) ((*(var_1_13_Pointer)) - (*(var_1_4_Pointer))))))) && ((*(var_1_17_Pointer)) == ((float) (*(var_1_18_Pointer)))) ; } int main(void) { isInitial = 1; initially(); while (1) { updateLastVariables(); updateVariables(); step(); __VERIFIER_assert(property()); isInitial = 0; } return 0; }