// 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_Batch65dependencies.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 short int var_1_1 = 4; unsigned short int var_1_8 = 64; unsigned short int var_1_11 = 256; unsigned short int var_1_12 = 0; unsigned short int var_1_13 = 64; unsigned char var_1_14 = 1; unsigned char var_1_15 = 0; signed char var_1_16 = 50; signed char var_1_19 = -100; double var_1_20 = 100000000.8; double var_1_21 = 15.125; double var_1_22 = 99.22; signed long int var_1_23 = -16; unsigned char var_1_24 = 1; signed char var_1_25 = 10; signed char var_1_26 = 16; unsigned char var_1_27 = 0; double var_1_28 = 5.5; // Calibration values // Last'ed variables signed short int last_1_var_1_1 = 4; unsigned char last_1_var_1_14 = 1; signed char last_1_var_1_16 = 50; signed long int last_1_var_1_23 = -16; unsigned char last_1_var_1_24 = 1; double last_1_var_1_28 = 5.5; // Additional functions void initially(void) { } void step(void) { // From: Req6Batch65dependencies if (((max (last_1_var_1_1 , last_1_var_1_16)) | last_1_var_1_16) >= last_1_var_1_23) { var_1_23 = (5 - var_1_12); } else { var_1_23 = (max (var_1_11 , last_1_var_1_1)); } // From: Req4Batch65dependencies if (last_1_var_1_23 < last_1_var_1_23) { if ((! (last_1_var_1_14 || last_1_var_1_14)) && last_1_var_1_24) { if ((max (2.75f , (min (last_1_var_1_28 , 999999.95f)))) != last_1_var_1_28) { var_1_16 = 10; } else { var_1_16 = var_1_19; } } else { var_1_16 = var_1_19; } } else { var_1_16 = 100; } // From: Req5Batch65dependencies var_1_20 = (var_1_21 - (var_1_22 + 1.5)); // From: Req8Batch65dependencies var_1_28 = var_1_21; // From: Req1Batch65dependencies if ((var_1_23 <= var_1_23) || (var_1_23 > 4)) { var_1_1 = (max ((var_1_16 + (var_1_16 + var_1_16)) , -100)); } else { var_1_1 = var_1_16; } // From: Req7Batch65dependencies var_1_24 = ((var_1_1 <= (var_1_25 - var_1_26)) && var_1_27); // From: Req3Batch65dependencies if (var_1_16 > (var_1_23 + (var_1_16 ^ var_1_16))) { var_1_14 = (var_1_24 || var_1_15); } // From: Req2Batch65dependencies if (var_1_14) { if (var_1_24) { var_1_8 = (max ((var_1_11 + var_1_12) , var_1_13)); } } } void updateVariables() { var_1_11 = __VERIFIER_nondet_ushort(); assume_abort_if_not(var_1_11 >= 0); assume_abort_if_not(var_1_11 <= 32767); var_1_12 = __VERIFIER_nondet_ushort(); assume_abort_if_not(var_1_12 >= 0); assume_abort_if_not(var_1_12 <= 32767); var_1_13 = __VERIFIER_nondet_ushort(); assume_abort_if_not(var_1_13 >= 0); assume_abort_if_not(var_1_13 <= 65534); var_1_15 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_15 >= 1); assume_abort_if_not(var_1_15 <= 1); var_1_19 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_19 >= -127); assume_abort_if_not(var_1_19 <= 126); var_1_21 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )); var_1_22 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )); var_1_25 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_25 >= -1); assume_abort_if_not(var_1_25 <= 127); var_1_26 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_26 >= 0); assume_abort_if_not(var_1_26 <= 127); var_1_27 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_27 >= 0); assume_abort_if_not(var_1_27 <= 0); } void updateLastVariables() { last_1_var_1_1 = var_1_1; last_1_var_1_14 = var_1_14; last_1_var_1_16 = var_1_16; last_1_var_1_23 = var_1_23; last_1_var_1_24 = var_1_24; last_1_var_1_28 = var_1_28; } int property() { return (((((((((var_1_23 <= var_1_23) || (var_1_23 > 4)) ? (var_1_1 == ((signed short int) (max ((var_1_16 + (var_1_16 + var_1_16)) , -100)))) : (var_1_1 == ((signed short int) var_1_16))) && (var_1_14 ? (var_1_24 ? (var_1_8 == ((unsigned short int) (max ((var_1_11 + var_1_12) , var_1_13)))) : 1) : 1)) && ((var_1_16 > (var_1_23 + (var_1_16 ^ var_1_16))) ? (var_1_14 == ((unsigned char) (var_1_24 || var_1_15))) : 1)) && ((last_1_var_1_23 < last_1_var_1_23) ? (((! (last_1_var_1_14 || last_1_var_1_14)) && last_1_var_1_24) ? (((max (2.75f , (min (last_1_var_1_28 , 999999.95f)))) != last_1_var_1_28) ? (var_1_16 == ((signed char) 10)) : (var_1_16 == ((signed char) var_1_19))) : (var_1_16 == ((signed char) var_1_19))) : (var_1_16 == ((signed char) 100)))) && (var_1_20 == ((double) (var_1_21 - (var_1_22 + 1.5))))) && ((((max (last_1_var_1_1 , last_1_var_1_16)) | last_1_var_1_16) >= last_1_var_1_23) ? (var_1_23 == ((signed long int) (5 - var_1_12))) : (var_1_23 == ((signed long int) (max (var_1_11 , last_1_var_1_1)))))) && (var_1_24 == ((unsigned char) ((var_1_1 <= (var_1_25 - var_1_26)) && var_1_27)))) && (var_1_28 == ((double) var_1_21)) ; } int main(void) { isInitial = 1; initially(); while (1) { updateLastVariables(); updateVariables(); step(); __VERIFIER_assert(property()); isInitial = 0; } return 0; }