// 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_Batch83Amount25.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 short int var_1_1 = 128; unsigned char var_1_2 = 0; unsigned short int var_1_3 = 25; unsigned char var_1_4 = 4; double var_1_8 = 49.8; double var_1_9 = 127.8; double var_1_10 = 7.2; signed char var_1_11 = -1; signed char var_1_12 = 2; signed char var_1_13 = 4; signed char var_1_14 = 16; unsigned short int var_1_15 = 0; // Calibration values // Last'ed variables // Additional functions void initially(void) { } void step(void) { // From: Req3Batch83Amount25 var_1_11 = ((var_1_12 + var_1_13) - (min (25 , var_1_14))); // From: Req4Batch83Amount25 var_1_15 = var_1_14; // From: Req1Batch83Amount25 signed long int stepLocal_0 = var_1_3 / var_1_4; if (var_1_2) { var_1_1 = (abs (abs (var_1_3))); } else { if (stepLocal_0 >= (min ((var_1_15 * var_1_15) , var_1_11))) { var_1_1 = var_1_4; } else { var_1_1 = 5; } } // From: Req2Batch83Amount25 if (var_1_11 >= ((var_1_3 / var_1_4) + (var_1_1 * var_1_11))) { var_1_8 = (var_1_9 + (abs (var_1_10))); } else { var_1_8 = var_1_9; } } 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_ushort(); assume_abort_if_not(var_1_3 >= 0); assume_abort_if_not(var_1_3 <= 65534); 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); var_1_9 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_9 >= -461168.6018427382800e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )); var_1_10 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )); var_1_12 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_12 >= 0); assume_abort_if_not(var_1_12 <= 63); var_1_13 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_13 >= 0); assume_abort_if_not(var_1_13 <= 63); var_1_14 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_14 >= 0); assume_abort_if_not(var_1_14 <= 126); } void updateLastVariables() { } int property() { return (((var_1_2 ? (var_1_1 == ((unsigned short int) (abs (abs (var_1_3))))) : (((var_1_3 / var_1_4) >= (min ((var_1_15 * var_1_15) , var_1_11))) ? (var_1_1 == ((unsigned short int) var_1_4)) : (var_1_1 == ((unsigned short int) 5)))) && ((var_1_11 >= ((var_1_3 / var_1_4) + (var_1_1 * var_1_11))) ? (var_1_8 == ((double) (var_1_9 + (abs (var_1_10))))) : (var_1_8 == ((double) var_1_9)))) && (var_1_11 == ((signed char) ((var_1_12 + var_1_13) - (min (25 , var_1_14)))))) && (var_1_15 == ((unsigned short int) var_1_14)) ; } int main(void) { isInitial = 1; initially(); while (1) { updateLastVariables(); updateVariables(); step(); __VERIFIER_assert(property()); isInitial = 0; } return 0; }