// 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_Batch44Amount50.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 long int var_1_1 = 16; unsigned char var_1_5 = 1; signed short int var_1_8 = -5; double var_1_10 = 256.475; double var_1_11 = 4.8; unsigned long int var_1_14 = 0; signed char var_1_15 = -5; unsigned long int var_1_16 = 500; unsigned long int var_1_17 = 4182428128; unsigned long int var_1_18 = 16; signed char var_1_19 = -5; signed char var_1_20 = 0; signed char var_1_21 = 64; float var_1_22 = 49.375; signed short int var_1_23 = 256; signed short int var_1_24 = 8; float var_1_25 = 255.5; float var_1_26 = 500.14; signed long int var_1_27 = -8; signed short int var_1_30 = -2; double var_1_31 = 0.3; signed char var_1_32 = 16; // Calibration values // Last'ed variables float last_1_var_1_22 = 49.375; signed short int last_1_var_1_30 = -2; signed char last_1_var_1_32 = 16; // Additional functions void initially(void) { } void step(void) { // From: Req2Batch44Amount50 if ((abs (last_1_var_1_22)) < (min ((var_1_10 - var_1_11) , (abs (last_1_var_1_22))))) { if (last_1_var_1_22 >= last_1_var_1_22) { var_1_8 = last_1_var_1_32; } else { var_1_8 = last_1_var_1_30; } } else { var_1_8 = 0; } // From: Req4Batch44Amount50 unsigned long int stepLocal_1 = var_1_18; if (256 > stepLocal_1) { var_1_19 = (max ((abs (var_1_20)) , var_1_21)); } // From: Req8Batch44Amount50 var_1_31 = var_1_26; // From: Req9Batch44Amount50 var_1_32 = var_1_21; // From: Req7Batch44Amount50 var_1_30 = (max (var_1_15 , var_1_32)); // From: Req3Batch44Amount50 if (var_1_30 == (min (var_1_30 , (var_1_8 / var_1_15)))) { var_1_14 = var_1_16; } else { var_1_14 = (var_1_17 - (16u + var_1_18)); } // From: Req5Batch44Amount50 signed long int stepLocal_2 = var_1_23 - var_1_24; if (stepLocal_2 > var_1_14) { var_1_22 = (var_1_25 - var_1_26); } // From: Req1Batch44Amount50 signed short int stepLocal_0 = var_1_8; if (stepLocal_0 == ((var_1_32 + var_1_19) ^ (var_1_30 + var_1_32))) { var_1_1 = var_1_8; } // From: Req6Batch44Amount50 if (! var_1_5) { var_1_27 = ((var_1_32 + var_1_24) + (var_1_30 + (var_1_20 + var_1_32))); } else { if (var_1_11 > var_1_22) { var_1_27 = var_1_19; } else { var_1_27 = var_1_32; } } } void updateVariables() { var_1_5 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_5 >= 0); assume_abort_if_not(var_1_5 <= 1); var_1_10 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )); var_1_11 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )); var_1_15 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_15 >= -128); assume_abort_if_not(var_1_15 <= 127); assume_abort_if_not(var_1_15 != 0); var_1_16 = __VERIFIER_nondet_ulong(); assume_abort_if_not(var_1_16 >= 0); assume_abort_if_not(var_1_16 <= 4294967294); var_1_17 = __VERIFIER_nondet_ulong(); assume_abort_if_not(var_1_17 >= 2147483647); assume_abort_if_not(var_1_17 <= 4294967294); var_1_18 = __VERIFIER_nondet_ulong(); assume_abort_if_not(var_1_18 >= 0); assume_abort_if_not(var_1_18 <= 1073741823); var_1_20 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_20 >= -126); assume_abort_if_not(var_1_20 <= 126); var_1_21 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_21 >= -127); assume_abort_if_not(var_1_21 <= 126); var_1_23 = __VERIFIER_nondet_short(); assume_abort_if_not(var_1_23 >= -1); assume_abort_if_not(var_1_23 <= 32767); var_1_24 = __VERIFIER_nondet_short(); assume_abort_if_not(var_1_24 >= 0); assume_abort_if_not(var_1_24 <= 32767); var_1_25 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_25 >= 0.0F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )); var_1_26 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_26 >= 0.0F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )); } void updateLastVariables() { last_1_var_1_22 = var_1_22; last_1_var_1_30 = var_1_30; last_1_var_1_32 = var_1_32; } int property() { return (((((((((var_1_8 == ((var_1_32 + var_1_19) ^ (var_1_30 + var_1_32))) ? (var_1_1 == ((signed long int) var_1_8)) : 1) && (((abs (last_1_var_1_22)) < (min ((var_1_10 - var_1_11) , (abs (last_1_var_1_22))))) ? ((last_1_var_1_22 >= last_1_var_1_22) ? (var_1_8 == ((signed short int) last_1_var_1_32)) : (var_1_8 == ((signed short int) last_1_var_1_30))) : (var_1_8 == ((signed short int) 0)))) && ((var_1_30 == (min (var_1_30 , (var_1_8 / var_1_15)))) ? (var_1_14 == ((unsigned long int) var_1_16)) : (var_1_14 == ((unsigned long int) (var_1_17 - (16u + var_1_18)))))) && ((256 > var_1_18) ? (var_1_19 == ((signed char) (max ((abs (var_1_20)) , var_1_21)))) : 1)) && (((var_1_23 - var_1_24) > var_1_14) ? (var_1_22 == ((float) (var_1_25 - var_1_26))) : 1)) && ((! var_1_5) ? (var_1_27 == ((signed long int) ((var_1_32 + var_1_24) + (var_1_30 + (var_1_20 + var_1_32))))) : ((var_1_11 > var_1_22) ? (var_1_27 == ((signed long int) var_1_19)) : (var_1_27 == ((signed long int) var_1_32))))) && (var_1_30 == ((signed short int) (max (var_1_15 , var_1_32))))) && (var_1_31 == ((double) var_1_26))) && (var_1_32 == ((signed char) var_1_21)) ; } int main(void) { isInitial = 1; initially(); while (1) { updateLastVariables(); updateVariables(); step(); __VERIFIER_assert(property()); isInitial = 0; } return 0; }