// 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_Batch1Wrapper_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 float var_1_1 = 5.5; float* var_1_1_Pointer = &(var_1_1); float var_1_2 = 10.375; float* var_1_2_Pointer = &(var_1_2); float var_1_3 = 127.5; float* var_1_3_Pointer = &(var_1_3); float var_1_4 = 256.2; float* var_1_4_Pointer = &(var_1_4); unsigned char var_1_5 = 1; unsigned char* var_1_5_Pointer = &(var_1_5); signed long int var_1_6 = 5; signed long int* var_1_6_Pointer = &(var_1_6); unsigned char var_1_7 = 1; unsigned char* var_1_7_Pointer = &(var_1_7); signed long int var_1_10 = 32; signed long int* var_1_10_Pointer = &(var_1_10); signed long int var_1_11 = 2; signed long int* var_1_11_Pointer = &(var_1_11); unsigned long int var_1_12 = 16; unsigned long int* var_1_12_Pointer = &(var_1_12); unsigned char var_1_13 = 50; unsigned char* var_1_13_Pointer = &(var_1_13); signed long int var_1_15 = 100000000; signed long int* var_1_15_Pointer = &(var_1_15); signed short int var_1_16 = 2; signed short int* var_1_16_Pointer = &(var_1_16); // Calibration values // Last'ed variables unsigned long int last_1_var_1_12 = 16; // Additional functions void initially(void) { } void step(void) { // From: Req1Batch1Wrapper_P if ((*(var_1_2_Pointer)) <= (- (*(var_1_3_Pointer)))) { (*(var_1_1_Pointer)) = (abs ((*(var_1_4_Pointer)))); } else { if ((*(var_1_5_Pointer))) { (*(var_1_1_Pointer)) = (*(var_1_4_Pointer)); } else { (*(var_1_1_Pointer)) = (*(var_1_4_Pointer)); } } // From: Req5Batch1Wrapper_P (*(var_1_16_Pointer)) = (*(var_1_13_Pointer)); // From: Req2Batch1Wrapper_P unsigned char stepLocal_0 = (*(var_1_7_Pointer)); if ((*(var_1_5_Pointer)) || stepLocal_0) { (*(var_1_6_Pointer)) = (max ((*(var_1_16_Pointer)) , (*(var_1_16_Pointer)))); } else { (*(var_1_6_Pointer)) = (((*(var_1_10_Pointer)) + (*(var_1_11_Pointer))) - 4); } // From: Req3Batch1Wrapper_P signed long int stepLocal_3 = (*(var_1_11_Pointer)); signed long int stepLocal_2 = (*(var_1_16_Pointer)) + (*(var_1_11_Pointer)); signed long int stepLocal_1 = (*(var_1_11_Pointer)) << (*(var_1_16_Pointer)); if (stepLocal_1 != (abs ((*(var_1_10_Pointer))))) { if (((*(var_1_16_Pointer)) % (*(var_1_13_Pointer))) >= stepLocal_3) { if (stepLocal_2 > (last_1_var_1_12 * (*(var_1_16_Pointer)))) { (*(var_1_12_Pointer)) = (*(var_1_13_Pointer)); } else { (*(var_1_12_Pointer)) = (*(var_1_10_Pointer)); } } } // From: Req4Batch1Wrapper_P (*(var_1_15_Pointer)) = (*(var_1_16_Pointer)); } void updateVariables() { var_1_2 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )); var_1_3 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )); var_1_4 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )); var_1_5 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_5 >= 0); assume_abort_if_not(var_1_5 <= 1); var_1_7 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_7 >= 0); assume_abort_if_not(var_1_7 <= 1); var_1_10 = __VERIFIER_nondet_long(); assume_abort_if_not(var_1_10 >= 0); assume_abort_if_not(var_1_10 <= 1073741823); var_1_11 = __VERIFIER_nondet_long(); assume_abort_if_not(var_1_11 >= 0); assume_abort_if_not(var_1_11 <= 1073741823); var_1_13 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_13 >= 0); assume_abort_if_not(var_1_13 <= 255); assume_abort_if_not(var_1_13 != 0); } void updateLastVariables() { last_1_var_1_12 = var_1_12; } int property() { return ((((((*(var_1_2_Pointer)) <= (- (*(var_1_3_Pointer)))) ? ((*(var_1_1_Pointer)) == ((float) (abs ((*(var_1_4_Pointer)))))) : ((*(var_1_5_Pointer)) ? ((*(var_1_1_Pointer)) == ((float) (*(var_1_4_Pointer)))) : ((*(var_1_1_Pointer)) == ((float) (*(var_1_4_Pointer)))))) && (((*(var_1_5_Pointer)) || (*(var_1_7_Pointer))) ? ((*(var_1_6_Pointer)) == ((signed long int) (max ((*(var_1_16_Pointer)) , (*(var_1_16_Pointer)))))) : ((*(var_1_6_Pointer)) == ((signed long int) (((*(var_1_10_Pointer)) + (*(var_1_11_Pointer))) - 4))))) && ((((*(var_1_11_Pointer)) << (*(var_1_16_Pointer))) != (abs ((*(var_1_10_Pointer))))) ? ((((*(var_1_16_Pointer)) % (*(var_1_13_Pointer))) >= (*(var_1_11_Pointer))) ? ((((*(var_1_16_Pointer)) + (*(var_1_11_Pointer))) > (last_1_var_1_12 * (*(var_1_16_Pointer)))) ? ((*(var_1_12_Pointer)) == ((unsigned long int) (*(var_1_13_Pointer)))) : ((*(var_1_12_Pointer)) == ((unsigned long int) (*(var_1_10_Pointer))))) : 1) : 1)) && ((*(var_1_15_Pointer)) == ((signed long int) (*(var_1_16_Pointer))))) && ((*(var_1_16_Pointer)) == ((signed short int) (*(var_1_13_Pointer)))) ; } int main(void) { isInitial = 1; initially(); while (1) { updateLastVariables(); updateVariables(); step(); __VERIFIER_assert(property()); isInitial = 0; } return 0; }