// 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_Batch93has_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 float var_1_1 = 255.3; double var_1_3 = -0.9; double var_1_5 = 128.5; double var_1_6 = 9.186; double var_1_7 = 31.75; double var_1_8 = 9.6; float var_1_9 = 499.2; float var_1_10 = 1.5; unsigned char var_1_11 = 0; unsigned char var_1_12 = 1; unsigned char var_1_13 = 0; unsigned char var_1_14 = 1; // Calibration values // Last'ed variables float last_1_var_1_10 = 1.5; // Additional functions void initially(void) { } void step(void) { // From: Req1Batch93has_floats if (((- last_1_var_1_10) / var_1_3) != (last_1_var_1_10 / var_1_5)) { if (last_1_var_1_10 != ((max (var_1_6 , var_1_7)) - var_1_8)) { var_1_1 = var_1_9; } else { var_1_1 = var_1_9; } } else { var_1_1 = 64.51f; } // From: Req2Batch93has_floats if (var_1_1 > (max ((var_1_9 * 128.4) , (var_1_5 * var_1_1)))) { var_1_10 = 2147000000.0f; } else { var_1_10 = var_1_9; } // From: Req3Batch93has_floats if (! (var_1_3 <= var_1_10)) { var_1_11 = (var_1_12 && var_1_13); } else { if ((var_1_7 / var_1_3) < (min ((max (var_1_8 , var_1_6)) , var_1_5))) { var_1_11 = var_1_14; } } } void updateVariables() { var_1_3 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )); assume_abort_if_not(var_1_3 != 0.0F); var_1_5 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )); assume_abort_if_not(var_1_5 != 0.0F); var_1_6 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )); var_1_7 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )); var_1_8 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_8 >= 0.0F && 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 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )); 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_uchar(); assume_abort_if_not(var_1_13 >= 0); assume_abort_if_not(var_1_13 <= 0); var_1_14 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_14 >= 1); assume_abort_if_not(var_1_14 <= 1); } void updateLastVariables() { last_1_var_1_10 = var_1_10; } int property() { return (((((- last_1_var_1_10) / var_1_3) != (last_1_var_1_10 / var_1_5)) ? ((last_1_var_1_10 != ((max (var_1_6 , var_1_7)) - var_1_8)) ? (var_1_1 == ((float) var_1_9)) : (var_1_1 == ((float) var_1_9))) : (var_1_1 == ((float) 64.51f))) && ((var_1_1 > (max ((var_1_9 * 128.4) , (var_1_5 * var_1_1)))) ? (var_1_10 == ((float) 1.00000000000004E13f)) : (var_1_10 == ((float) var_1_9)))) && ((! (var_1_3 <= var_1_10)) ? (var_1_11 == ((unsigned char) (var_1_12 && var_1_13))) : (((var_1_7 / var_1_3) < (min ((max (var_1_8 , var_1_6)) , var_1_5))) ? (var_1_11 == ((unsigned char) var_1_14)) : 1)) ; } int main(void) { isInitial = 1; initially(); while (1) { updateLastVariables(); updateVariables(); step(); __VERIFIER_assert(property()); isInitial = 0; } return 0; }