// 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_Batch12Amount25.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 = 0; signed long int var_1_2 = -8; signed long int var_1_3 = 128; unsigned char var_1_5 = 0; float var_1_6 = 128.625; float var_1_7 = 2.625; float var_1_8 = 25.5; float var_1_9 = 4.75; float var_1_10 = 16.4; float var_1_11 = 0.2; float var_1_12 = 499.1; unsigned char var_1_13 = 0; signed long int var_1_14 = -8; unsigned char var_1_15 = 1; // Calibration values // Last'ed variables unsigned char last_1_var_1_13 = 0; // Additional functions void initially(void) { } void step(void) { // From: Req1Batch12Amount25 signed long int stepLocal_1 = var_1_3; signed long int stepLocal_0 = var_1_2; if (! (-50 < var_1_2)) { if (stepLocal_0 != var_1_3) { if (stepLocal_1 <= var_1_2) { var_1_1 = (last_1_var_1_13 && var_1_5); } } else { var_1_1 = var_1_5; } } // From: Req4Batch12Amount25 if (var_1_2 > (var_1_3 / var_1_14)) { if (var_1_1) { var_1_13 = (! var_1_15); } else { var_1_13 = 0; } } else { var_1_13 = var_1_5; } // From: Req2Batch12Amount25 if (var_1_13) { var_1_6 = (max (((min (var_1_7 , var_1_8)) - var_1_9) , var_1_10)); } // From: Req3Batch12Amount25 var_1_11 = ((min (2.5f , (max (31.75f , var_1_12)))) + 0.125f); } void updateVariables() { var_1_2 = __VERIFIER_nondet_long(); assume_abort_if_not(var_1_2 >= -2147483648); assume_abort_if_not(var_1_2 <= 2147483647); var_1_3 = __VERIFIER_nondet_long(); assume_abort_if_not(var_1_3 >= -2147483648); assume_abort_if_not(var_1_3 <= 2147483647); var_1_5 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_5 >= 0); assume_abort_if_not(var_1_5 <= 0); var_1_7 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )); var_1_8 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )); var_1_9 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )); var_1_10 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )); var_1_12 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )); var_1_14 = __VERIFIER_nondet_long(); assume_abort_if_not(var_1_14 >= -2147483648); assume_abort_if_not(var_1_14 <= 2147483647); assume_abort_if_not(var_1_14 != 0); var_1_15 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_15 >= 1); assume_abort_if_not(var_1_15 <= 1); } void updateLastVariables() { last_1_var_1_13 = var_1_13; } int property() { return ((((! (-50 < var_1_2)) ? ((var_1_2 != var_1_3) ? ((var_1_3 <= var_1_2) ? (var_1_1 == ((unsigned char) (last_1_var_1_13 && var_1_5))) : 1) : (var_1_1 == ((unsigned char) var_1_5))) : 1) && (var_1_13 ? (var_1_6 == ((float) (max (((min (var_1_7 , var_1_8)) - var_1_9) , var_1_10)))) : 1)) && (var_1_11 == ((float) ((min (2.5f , (max (31.75f , var_1_12)))) + 0.125f)))) && ((var_1_2 > (var_1_3 / var_1_14)) ? (var_1_1 ? (var_1_13 == ((unsigned char) (! var_1_15))) : (var_1_13 == ((unsigned char) 0))) : (var_1_13 == ((unsigned char) var_1_5))) ; } int main(void) { isInitial = 1; initially(); while (1) { updateLastVariables(); updateVariables(); step(); __VERIFIER_assert(property()); isInitial = 0; } return 0; }