// 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_Batch96has_floats.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 = 8; unsigned char var_1_2 = 0; unsigned short int var_1_3 = 8; unsigned short int var_1_4 = 1000; unsigned char var_1_5 = 1; unsigned char var_1_6 = 0; unsigned char var_1_9 = 0; unsigned char var_1_10 = 0; double var_1_11 = 4.575; double var_1_13 = 2.75; double var_1_14 = 128.5; signed long int var_1_15 = -1000000000; float var_1_16 = 99999.25; signed char var_1_17 = 1; signed char var_1_18 = 50; // Calibration values // Last'ed variables unsigned char last_1_var_1_5 = 1; // Additional functions void initially(void) { } void step(void) { // From: Req1Batch96has_floats if (! last_1_var_1_5) { var_1_1 = (min (var_1_3 , var_1_4)); } else { var_1_1 = var_1_4; } // From: Req2Batch96has_floats unsigned char stepLocal_0 = var_1_6; if (var_1_2) { if (stepLocal_0 && ((var_1_3 >= 16) || last_1_var_1_5)) { if (var_1_6) { var_1_5 = ((var_1_1 < var_1_1) && var_1_9); } else { var_1_5 = var_1_10; } } } // From: Req4Batch96has_floats var_1_15 = var_1_1; // From: Req5Batch96has_floats var_1_16 = var_1_13; // From: Req6Batch96has_floats var_1_17 = var_1_18; // From: Req3Batch96has_floats if ((abs (var_1_15)) > var_1_15) { if ((var_1_15 / -5) >= ((var_1_4 + var_1_15) - (min (var_1_1 , var_1_3)))) { var_1_11 = (var_1_13 + var_1_14); } else { var_1_11 = var_1_14; } } } 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_ushort(); assume_abort_if_not(var_1_4 >= 0); assume_abort_if_not(var_1_4 <= 65534); var_1_6 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_6 >= 0); assume_abort_if_not(var_1_6 <= 1); var_1_9 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_9 >= 0); assume_abort_if_not(var_1_9 <= 0); var_1_10 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_10 >= 1); assume_abort_if_not(var_1_10 <= 1); var_1_13 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_13 >= -461168.6018427382800e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )); var_1_14 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_14 >= -461168.6018427382800e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )); var_1_18 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_18 >= -127); assume_abort_if_not(var_1_18 <= 126); } void updateLastVariables() { last_1_var_1_5 = var_1_5; } int property() { return ((((((! last_1_var_1_5) ? (var_1_1 == ((unsigned short int) (min (var_1_3 , var_1_4)))) : (var_1_1 == ((unsigned short int) var_1_4))) && (var_1_2 ? ((var_1_6 && ((var_1_3 >= 16) || last_1_var_1_5)) ? (var_1_6 ? (var_1_5 == ((unsigned char) ((var_1_1 < var_1_1) && var_1_9))) : (var_1_5 == ((unsigned char) var_1_10))) : 1) : 1)) && (((abs (var_1_15)) > var_1_15) ? (((var_1_15 / -5) >= ((var_1_4 + var_1_15) - (min (var_1_1 , var_1_3)))) ? (var_1_11 == ((double) (var_1_13 + var_1_14))) : (var_1_11 == ((double) var_1_14))) : 1)) && (var_1_15 == ((signed long int) var_1_1))) && (var_1_16 == ((float) var_1_13))) && (var_1_17 == ((signed char) var_1_18)) ; } int main(void) { isInitial = 1; initially(); while (1) { updateLastVariables(); updateVariables(); step(); __VERIFIER_assert(property()); isInitial = 0; } return 0; }