// 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_Batch75Amount25.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 char var_1_1 = 32; unsigned char var_1_7 = 128; unsigned char var_1_8 = 64; unsigned char var_1_9 = 100; unsigned char var_1_10 = 1; float var_1_11 = -0.6; unsigned char var_1_12 = 1; double var_1_13 = 999999999999999.2; float var_1_14 = 50.25; float var_1_15 = 15.5; float var_1_16 = 128.5; unsigned char var_1_17 = 0; // Calibration values // Last'ed variables unsigned char last_1_var_1_17 = 0; // Additional functions void initially(void) { } void step(void) { // From: Req1Batch75Amount25 signed long int stepLocal_0 = (last_1_var_1_17 * last_1_var_1_17) * last_1_var_1_17; if (stepLocal_0 < (max (last_1_var_1_17 , last_1_var_1_17))) { var_1_1 = (var_1_7 - ((min (var_1_8 , var_1_9)) - var_1_10)); } else { var_1_1 = var_1_8; } // From: Req3Batch75Amount25 unsigned char stepLocal_1 = var_1_1; if (stepLocal_1 >= var_1_1) { var_1_17 = ((abs (var_1_7)) - (abs (max (var_1_9 , var_1_10)))); } else { var_1_17 = var_1_8; } // From: Req2Batch75Amount25 if (var_1_12 || ((var_1_13 * 49.25) == 32.8)) { var_1_11 = (max ((var_1_14 + var_1_15) , var_1_16)); } else { var_1_11 = var_1_15; } } void updateVariables() { var_1_7 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_7 >= 127); assume_abort_if_not(var_1_7 <= 254); var_1_8 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_8 >= 63); assume_abort_if_not(var_1_8 <= 127); var_1_9 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_9 >= 63); assume_abort_if_not(var_1_9 <= 127); var_1_10 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_10 >= 0); assume_abort_if_not(var_1_10 <= 63); var_1_12 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_12 >= 0); assume_abort_if_not(var_1_12 <= 1); var_1_13 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )); var_1_14 = __VERIFIER_nondet_float(); 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_15 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && 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 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )); } void updateLastVariables() { last_1_var_1_17 = var_1_17; } int property() { return (((((last_1_var_1_17 * last_1_var_1_17) * last_1_var_1_17) < (max (last_1_var_1_17 , last_1_var_1_17))) ? (var_1_1 == ((unsigned char) (var_1_7 - ((min (var_1_8 , var_1_9)) - var_1_10)))) : (var_1_1 == ((unsigned char) var_1_8))) && ((var_1_12 || ((var_1_13 * 49.25) == 32.8)) ? (var_1_11 == ((float) (max ((var_1_14 + var_1_15) , var_1_16)))) : (var_1_11 == ((float) var_1_15)))) && ((var_1_1 >= var_1_1) ? (var_1_17 == ((unsigned char) ((abs (var_1_7)) - (abs (max (var_1_9 , var_1_10)))))) : (var_1_17 == ((unsigned char) var_1_8))) ; } int main(void) { isInitial = 1; initially(); while (1) { updateLastVariables(); updateVariables(); step(); __VERIFIER_assert(property()); isInitial = 0; } return 0; }