// 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_Batch5525_while.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 = 10; unsigned char var_1_2 = 0; unsigned char var_1_5 = 0; unsigned short int var_1_6 = 16; signed char var_1_7 = 25; unsigned short int var_1_8 = 5; unsigned short int var_1_9 = 1; signed char var_1_12 = 1; float var_1_13 = 127.75; float var_1_14 = 0.0; float var_1_15 = 255.7; float var_1_16 = 7.6; unsigned long int var_1_17 = 64; signed long int var_1_18 = 0; // Calibration values // Last'ed variables // Additional functions void initially(void) { } void step(void) { // From: Req3Batch5525_while var_1_13 = ((var_1_14 - var_1_15) - var_1_16); // From: Req4Batch5525_while var_1_17 = var_1_6; // From: Req5Batch5525_while var_1_18 = var_1_9; // From: Req2Batch5525_while unsigned short int stepLocal_3 = var_1_9; unsigned long int stepLocal_2 = var_1_17; if (stepLocal_2 <= ((var_1_17 / var_1_8) / var_1_9)) { if (stepLocal_3 == (var_1_18 * (~ var_1_18))) { var_1_7 = var_1_12; } else { var_1_7 = var_1_12; } } else { var_1_7 = var_1_12; } // From: Req1Batch5525_while signed char stepLocal_1 = var_1_7; unsigned char stepLocal_0 = var_1_7 >= var_1_7; if (var_1_2) { if (stepLocal_0 && var_1_5) { if (stepLocal_1 >= var_1_7) { var_1_1 = 5; } else { var_1_1 = var_1_6; } } } else { var_1_1 = var_1_6; } } 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_5 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_5 >= 0); assume_abort_if_not(var_1_5 <= 1); var_1_6 = __VERIFIER_nondet_ushort(); assume_abort_if_not(var_1_6 >= 0); assume_abort_if_not(var_1_6 <= 65534); var_1_8 = __VERIFIER_nondet_ushort(); assume_abort_if_not(var_1_8 >= 0); assume_abort_if_not(var_1_8 <= 65535); assume_abort_if_not(var_1_8 != 0); var_1_9 = __VERIFIER_nondet_ushort(); assume_abort_if_not(var_1_9 >= 0); assume_abort_if_not(var_1_9 <= 65535); assume_abort_if_not(var_1_9 != 0); var_1_12 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_12 >= -127); assume_abort_if_not(var_1_12 <= 126); var_1_14 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_14 >= 4611686.018427382800e+12F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )); var_1_15 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )); var_1_16 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )); } void updateLastVariables() { } int property() { return ((((var_1_2 ? (((var_1_7 >= var_1_7) && var_1_5) ? ((var_1_7 >= var_1_7) ? (var_1_1 == ((unsigned short int) 5)) : (var_1_1 == ((unsigned short int) var_1_6))) : 1) : (var_1_1 == ((unsigned short int) var_1_6))) && ((var_1_17 <= ((var_1_17 / var_1_8) / var_1_9)) ? ((var_1_9 == (var_1_18 * (~ var_1_18))) ? (var_1_7 == ((signed char) var_1_12)) : (var_1_7 == ((signed char) var_1_12))) : (var_1_7 == ((signed char) var_1_12)))) && (var_1_13 == ((float) ((var_1_14 - var_1_15) - var_1_16)))) && (var_1_17 == ((unsigned long int) var_1_6))) && (var_1_18 == ((signed long int) var_1_9)) ; } int main(void) { isInitial = 1; initially(); while (1) { updateLastVariables(); updateVariables(); step(); __VERIFIER_assert(property()); isInitial = 0; } return 0; }