// 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_Batch91Amount25.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 long int var_1_1 = 100000000; signed short int var_1_5 = 1; signed short int var_1_8 = -128; signed short int var_1_9 = 1; float var_1_10 = 25.8; unsigned char var_1_11 = 0; unsigned char var_1_12 = 1; float var_1_13 = 16.45; unsigned long int var_1_14 = 200; unsigned short int var_1_15 = 32; unsigned short int var_1_16 = 256; // Calibration values // Last'ed variables // Additional functions void initially(void) { } void step(void) { // From: Req5Batch91Amount25 var_1_15 = var_1_16; // From: Req4Batch91Amount25 var_1_14 = var_1_15; // From: Req3Batch91Amount25 if (var_1_11) { if (var_1_12) { if ((var_1_15 & var_1_14) == var_1_15) { var_1_10 = var_1_13; } else { var_1_10 = var_1_13; } } else { var_1_10 = var_1_13; } } else { var_1_10 = var_1_13; } // From: Req1Batch91Amount25 if (var_1_10 >= 50.4f) { var_1_1 = (max (var_1_15 , var_1_15)); } // From: Req2Batch91Amount25 if (var_1_15 == (var_1_14 * var_1_15)) { if (var_1_10 >= (var_1_10 + var_1_10)) { var_1_5 = (max (var_1_8 , var_1_9)); } else { var_1_5 = var_1_8; } } else { var_1_5 = var_1_8; } } void updateVariables() { var_1_8 = __VERIFIER_nondet_short(); assume_abort_if_not(var_1_8 >= -32767); assume_abort_if_not(var_1_8 <= 32766); var_1_9 = __VERIFIER_nondet_short(); assume_abort_if_not(var_1_9 >= -32767); assume_abort_if_not(var_1_9 <= 32766); var_1_11 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_11 >= 0); assume_abort_if_not(var_1_11 <= 1); var_1_12 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_12 >= 0); assume_abort_if_not(var_1_12 <= 1); var_1_13 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )); var_1_16 = __VERIFIER_nondet_ushort(); assume_abort_if_not(var_1_16 >= 0); assume_abort_if_not(var_1_16 <= 65534); } void updateLastVariables() { } int property() { return (((((var_1_10 >= 50.4f) ? (var_1_1 == ((unsigned long int) (max (var_1_15 , var_1_15)))) : 1) && ((var_1_15 == (var_1_14 * var_1_15)) ? ((var_1_10 >= (var_1_10 + var_1_10)) ? (var_1_5 == ((signed short int) (max (var_1_8 , var_1_9)))) : (var_1_5 == ((signed short int) var_1_8))) : (var_1_5 == ((signed short int) var_1_8)))) && (var_1_11 ? (var_1_12 ? (((var_1_15 & var_1_14) == var_1_15) ? (var_1_10 == ((float) var_1_13)) : (var_1_10 == ((float) var_1_13))) : (var_1_10 == ((float) var_1_13))) : (var_1_10 == ((float) var_1_13)))) && (var_1_14 == ((unsigned long int) var_1_15))) && (var_1_15 == ((unsigned short int) var_1_16)) ; } int main(void) { isInitial = 1; initially(); while (1) { updateLastVariables(); updateVariables(); step(); __VERIFIER_assert(property()); isInitial = 0; } return 0; }