// 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_Batch29normal.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 = 2.5; float var_1_3 = 9.3; float var_1_4 = 3.4; unsigned short int var_1_5 = 32; unsigned short int var_1_9 = 1; unsigned char var_1_10 = 8; unsigned char var_1_11 = 5; unsigned char var_1_12 = 1; unsigned char var_1_13 = 1; unsigned char var_1_14 = 8; // Calibration values // Last'ed variables // Additional functions void initially(void) { } void step(void) { // From: Req5Batch29normal var_1_12 = var_1_13; // From: Req6Batch29normal var_1_14 = var_1_11; // From: Req1Batch29normal if (var_1_12) { var_1_1 = var_1_3; } else { if (! (var_1_3 < var_1_4)) { var_1_1 = (abs (var_1_3)); } } // From: Req2Batch29normal if ((var_1_1 + 8.125) > (var_1_1 * var_1_3)) { var_1_5 = (max ((var_1_14 + var_1_14) , var_1_14)); } else { var_1_5 = var_1_14; } // From: Req3Batch29normal signed long int stepLocal_0 = 5 * var_1_14; if ((min (var_1_3 , var_1_1)) == var_1_1) { if (var_1_14 > stepLocal_0) { if (var_1_1 < (var_1_1 * 256.5f)) { var_1_9 = var_1_14; } } } // From: Req4Batch29normal if (var_1_1 < var_1_3) { var_1_10 = var_1_11; } } void updateVariables() { var_1_3 = __VERIFIER_nondet_float(); 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_float(); assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )); var_1_11 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_11 >= 0); assume_abort_if_not(var_1_11 <= 254); var_1_13 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_13 >= 1); assume_abort_if_not(var_1_13 <= 1); } void updateLastVariables() { } int property() { return (((((var_1_12 ? (var_1_1 == ((float) var_1_3)) : ((! (var_1_3 < var_1_4)) ? (var_1_1 == ((float) (abs (var_1_3)))) : 1)) && (((var_1_1 + 8.125) > (var_1_1 * var_1_3)) ? (var_1_5 == ((unsigned short int) (max ((var_1_14 + var_1_14) , var_1_14)))) : (var_1_5 == ((unsigned short int) var_1_14)))) && (((min (var_1_3 , var_1_1)) == var_1_1) ? ((var_1_14 > (5 * var_1_14)) ? ((var_1_1 < (var_1_1 * 256.5f)) ? (var_1_9 == ((unsigned short int) var_1_14)) : 1) : 1) : 1)) && ((var_1_1 < var_1_3) ? (var_1_10 == ((unsigned char) var_1_11)) : 1)) && (var_1_12 == ((unsigned char) var_1_13))) && (var_1_14 == ((unsigned char) var_1_11)) ; } int main(void) { isInitial = 1; initially(); while (1) { updateLastVariables(); updateVariables(); step(); __VERIFIER_assert(property()); isInitial = 0; } return 0; }