// 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_Batch62Amount25.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 char var_1_1 = 32; signed char var_1_2 = -128; unsigned char var_1_3 = 1; signed char var_1_4 = -5; unsigned char var_1_5 = 16; unsigned char var_1_9 = 25; float var_1_10 = 2.5; signed char var_1_11 = 1; signed char var_1_12 = 4; float var_1_13 = 7.75; float var_1_14 = 64.75; float var_1_15 = 256.52; float var_1_16 = 3.25; // Calibration values // Last'ed variables // Additional functions void initially(void) { } void step(void) { // From: Req1Batch62Amount25 var_1_1 = (16 - 2); // From: Req2Batch62Amount25 if (var_1_3) { var_1_2 = (abs (-4)); } else { var_1_2 = (abs (var_1_4)); } // From: Req4Batch62Amount25 if (var_1_4 < ((16 + var_1_11) - var_1_12)) { if (var_1_3) { var_1_10 = ((var_1_13 + 50.6f) + var_1_14); } else { var_1_10 = (var_1_15 - var_1_16); } } else { var_1_10 = var_1_14; } // From: Req3Batch62Amount25 if ((var_1_10 * var_1_10) > var_1_10) { var_1_5 = ((min (25 , 5)) + 10); } else { var_1_5 = var_1_9; } } void updateVariables() { var_1_3 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_3 >= 0); assume_abort_if_not(var_1_3 <= 1); var_1_4 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_4 >= -126); assume_abort_if_not(var_1_4 <= 126); var_1_9 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_9 >= 0); assume_abort_if_not(var_1_9 <= 254); var_1_11 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_11 >= 0); assume_abort_if_not(var_1_11 <= 63); var_1_12 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_12 >= 0); assume_abort_if_not(var_1_12 <= 127); var_1_13 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_13 >= -230584.3009213691390e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 2305843.009213691390e+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 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+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_1 == ((signed char) (16 - 2))) && (var_1_3 ? (var_1_2 == ((signed char) (abs (-4)))) : (var_1_2 == ((signed char) (abs (var_1_4)))))) && (((var_1_10 * var_1_10) > var_1_10) ? (var_1_5 == ((unsigned char) ((min (25 , 5)) + 10))) : (var_1_5 == ((unsigned char) var_1_9)))) && ((var_1_4 < ((16 + var_1_11) - var_1_12)) ? (var_1_3 ? (var_1_10 == ((float) ((var_1_13 + 50.6f) + var_1_14))) : (var_1_10 == ((float) (var_1_15 - var_1_16)))) : (var_1_10 == ((float) var_1_14))) ; } int main(void) { isInitial = 1; initially(); while (1) { updateLastVariables(); updateVariables(); step(); __VERIFIER_assert(property()); isInitial = 0; } return 0; }