// 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_Batch39normal.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 signed short int var_1_1 = -5; signed short int var_1_2 = 0; signed short int var_1_3 = 1000; signed short int var_1_4 = 10; signed short int var_1_5 = 32; signed long int var_1_6 = 5; float var_1_7 = 1.1; float var_1_8 = 7.8; float var_1_9 = 1.75; signed long int var_1_10 = 32; unsigned char var_1_11 = 64; signed long int var_1_12 = 1230482582; // Calibration values // Last'ed variables // Additional functions void initially(void) { } void step(void) { // From: Req1Batch39normal var_1_1 = (((max (16 , 4)) + var_1_2) - (var_1_3 + (min (var_1_4 , var_1_5)))); // From: Req2Batch39normal if (var_1_2 >= var_1_1) { if ((abs (var_1_7 + var_1_8)) < var_1_9) { var_1_6 = var_1_3; } else { var_1_6 = var_1_1; } } else { var_1_6 = var_1_4; } // From: Req3Batch39normal signed long int stepLocal_1 = var_1_6 + (var_1_4 << var_1_2); signed long int stepLocal_0 = var_1_2 - (var_1_12 - var_1_5); if (stepLocal_1 != var_1_5) { if ((var_1_3 / var_1_11) < stepLocal_0) { var_1_10 = (min (-256 , (min (var_1_4 , (max (var_1_5 , var_1_2)))))); } else { var_1_10 = var_1_4; } } else { var_1_10 = var_1_2; } } void updateVariables() { var_1_2 = __VERIFIER_nondet_short(); assume_abort_if_not(var_1_2 >= 0); assume_abort_if_not(var_1_2 <= 16383); var_1_3 = __VERIFIER_nondet_short(); assume_abort_if_not(var_1_3 >= 0); assume_abort_if_not(var_1_3 <= 16383); var_1_4 = __VERIFIER_nondet_short(); assume_abort_if_not(var_1_4 >= 0); assume_abort_if_not(var_1_4 <= 16383); var_1_5 = __VERIFIER_nondet_short(); assume_abort_if_not(var_1_5 >= 0); assume_abort_if_not(var_1_5 <= 16383); var_1_7 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_7 >= -922337.2036854776000e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )); var_1_8 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )); var_1_9 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )); var_1_11 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_11 >= 0); assume_abort_if_not(var_1_11 <= 255); assume_abort_if_not(var_1_11 != 0); var_1_12 = __VERIFIER_nondet_long(); assume_abort_if_not(var_1_12 >= 1073741823); assume_abort_if_not(var_1_12 <= 2147483647); } void updateLastVariables() { } int property() { return ((var_1_1 == ((signed short int) (((max (16 , 4)) + var_1_2) - (var_1_3 + (min (var_1_4 , var_1_5)))))) && ((var_1_2 >= var_1_1) ? (((abs (var_1_7 + var_1_8)) < var_1_9) ? (var_1_6 == ((signed long int) var_1_3)) : (var_1_6 == ((signed long int) var_1_1))) : (var_1_6 == ((signed long int) var_1_4)))) && (((var_1_6 + (var_1_4 << var_1_2)) != var_1_5) ? (((var_1_3 / var_1_11) < (var_1_2 - (var_1_12 - var_1_5))) ? (var_1_10 == ((signed long int) (min (-256 , (min (var_1_4 , (max (var_1_5 , var_1_2)))))))) : (var_1_10 == ((signed long int) var_1_4))) : (var_1_10 == ((signed long int) var_1_2))) ; } int main(void) { isInitial = 1; initially(); while (1) { updateLastVariables(); updateVariables(); step(); __VERIFIER_assert(property()); isInitial = 0; } return 0; }