// 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 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_Batch59Amount10.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(); } } unsigned char isInitial = 0; unsigned long int var_1_1 = 200; unsigned char var_1_2 = 0; unsigned char var_1_3 = 100; unsigned char var_1_4 = 25; void initially(void) { } void step(void) { if ((var_1_3 != (16 / var_1_4)) && var_1_2) { if (var_1_3 > var_1_4) { var_1_1 = (var_1_4 + var_1_3); } else { if (var_1_2) { var_1_1 = var_1_3; } else { var_1_1 = var_1_4; } } } else { var_1_1 = var_1_3; } } 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_uchar(); assume_abort_if_not(var_1_3 >= 0); assume_abort_if_not(var_1_3 <= 255); var_1_4 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_4 >= 0); assume_abort_if_not(var_1_4 <= 255); assume_abort_if_not(var_1_4 != 0); } void updateLastVariables() { } int property() { return ((var_1_3 != (16 / var_1_4)) && var_1_2) ? ((var_1_3 > var_1_4) ? (var_1_1 == ((unsigned long int) (var_1_4 + var_1_3))) : (var_1_2 ? (var_1_1 == ((unsigned long int) var_1_3)) : (var_1_1 == ((unsigned long int) var_1_4)))) : (var_1_1 == ((unsigned long int) var_1_3)) ; } int main(void) { isInitial = 1; initially(); while (1) { updateLastVariables(); updateVariables(); step(); __VERIFIER_assert(property()); isInitial = 0; } return 0; }