// 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_Batch61normal.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 double var_1_1 = 8.5; unsigned long int var_1_4 = 1; unsigned long int var_1_5 = 50; unsigned long int var_1_6 = 4; float var_1_7 = 15.8; float var_1_8 = 64.25; signed long int var_1_9 = -50; unsigned char var_1_13 = 1; unsigned long int var_1_14 = 3207304078; unsigned long int var_1_15 = 50; unsigned long int var_1_16 = 25; unsigned char var_1_17 = 1; unsigned char var_1_18 = 0; unsigned char var_1_19 = 0; unsigned short int var_1_20 = 1; unsigned long int var_1_21 = 50; signed char var_1_22 = -4; signed char var_1_23 = -10; // Calibration values // Last'ed variables signed long int last_1_var_1_9 = -50; // Additional functions void initially(void) { } void step(void) { // From: Req2Batch61normal signed long int stepLocal_0 = last_1_var_1_9; if (stepLocal_0 < last_1_var_1_9) { var_1_4 = (max (var_1_5 , var_1_6)); } // From: Req7Batch61normal var_1_21 = var_1_6; // From: Req8Batch61normal var_1_22 = var_1_23; // From: Req1Batch61normal if ((var_1_21 / (abs (64u))) == var_1_4) { var_1_1 = (8.8 - 255.2); } // From: Req4Batch61normal unsigned long int stepLocal_4 = 4256310412u - 128u; if (var_1_4 >= stepLocal_4) { var_1_9 = ((abs (var_1_22 + var_1_22)) + var_1_22); } // From: Req3Batch61normal signed long int stepLocal_3 = var_1_9; unsigned long int stepLocal_2 = max (var_1_21 , var_1_5); unsigned long int stepLocal_1 = var_1_21 ^ 4u; if (var_1_9 <= stepLocal_2) { if (stepLocal_3 < var_1_5) { if (var_1_9 >= stepLocal_1) { var_1_7 = var_1_8; } } else { var_1_7 = var_1_8; } } else { var_1_7 = var_1_8; } // From: Req5Batch61normal if (var_1_21 >= (var_1_14 - (min (var_1_15 , var_1_16)))) { if (var_1_16 < var_1_9) { var_1_13 = var_1_17; } else { var_1_13 = var_1_17; } } else { var_1_13 = var_1_18; } // From: Req6Batch61normal signed long int stepLocal_5 = (var_1_22 / 2) / var_1_20; if (stepLocal_5 >= (~ 100)) { if (var_1_13) { var_1_19 = (var_1_17 && var_1_18); } } else { if (var_1_17) { var_1_19 = var_1_18; } else { var_1_19 = var_1_18; } } } void updateVariables() { var_1_5 = __VERIFIER_nondet_ulong(); assume_abort_if_not(var_1_5 >= 0); assume_abort_if_not(var_1_5 <= 4294967294); var_1_6 = __VERIFIER_nondet_ulong(); assume_abort_if_not(var_1_6 >= 0); assume_abort_if_not(var_1_6 <= 4294967294); var_1_8 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )); var_1_14 = __VERIFIER_nondet_ulong(); assume_abort_if_not(var_1_14 >= 2147483647); assume_abort_if_not(var_1_14 <= 4294967295); var_1_15 = __VERIFIER_nondet_ulong(); assume_abort_if_not(var_1_15 >= 0); assume_abort_if_not(var_1_15 <= 2147483647); var_1_16 = __VERIFIER_nondet_ulong(); assume_abort_if_not(var_1_16 >= 0); assume_abort_if_not(var_1_16 <= 2147483647); var_1_17 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_17 >= 1); assume_abort_if_not(var_1_17 <= 1); var_1_18 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_18 >= 1); assume_abort_if_not(var_1_18 <= 1); var_1_20 = __VERIFIER_nondet_ushort(); assume_abort_if_not(var_1_20 >= 0); assume_abort_if_not(var_1_20 <= 65535); assume_abort_if_not(var_1_20 != 0); var_1_23 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_23 >= -127); assume_abort_if_not(var_1_23 <= 126); } void updateLastVariables() { last_1_var_1_9 = var_1_9; } int property() { return (((((((((var_1_21 / (abs (64u))) == var_1_4) ? (var_1_1 == ((double) (8.8 - 255.2))) : 1) && ((last_1_var_1_9 < last_1_var_1_9) ? (var_1_4 == ((unsigned long int) (max (var_1_5 , var_1_6)))) : 1)) && ((var_1_9 <= (max (var_1_21 , var_1_5))) ? ((var_1_9 < var_1_5) ? ((var_1_9 >= (var_1_21 ^ 4u)) ? (var_1_7 == ((float) var_1_8)) : 1) : (var_1_7 == ((float) var_1_8))) : (var_1_7 == ((float) var_1_8)))) && ((var_1_4 >= (4256310412u - 128u)) ? (var_1_9 == ((signed long int) ((abs (var_1_22 + var_1_22)) + var_1_22))) : 1)) && ((var_1_21 >= (var_1_14 - (min (var_1_15 , var_1_16)))) ? ((var_1_16 < var_1_9) ? (var_1_13 == ((unsigned char) var_1_17)) : (var_1_13 == ((unsigned char) var_1_17))) : (var_1_13 == ((unsigned char) var_1_18)))) && ((((var_1_22 / 2) / var_1_20) >= (~ 100)) ? (var_1_13 ? (var_1_19 == ((unsigned char) (var_1_17 && var_1_18))) : 1) : (var_1_17 ? (var_1_19 == ((unsigned char) var_1_18)) : (var_1_19 == ((unsigned char) var_1_18))))) && (var_1_21 == ((unsigned long int) var_1_6))) && (var_1_22 == ((signed char) var_1_23)) ; } int main(void) { isInitial = 1; initially(); while (1) { updateLastVariables(); updateVariables(); step(); __VERIFIER_assert(property()); isInitial = 0; } return 0; }