// 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_Batch5PS_CN_25.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 = 10; unsigned char var_1_4 = 128; unsigned char var_1_5 = 1; unsigned long int var_1_6 = 5; unsigned char var_1_9 = 0; unsigned char var_1_10 = 64; unsigned char var_1_11 = 64; unsigned short int var_1_12 = 25; unsigned short int var_1_14 = 31408; double var_1_15 = 64.375; double var_1_16 = 10.85; double var_1_17 = 128.8; double var_1_18 = 2.6; unsigned char var_1_19 = 0; unsigned char var_1_20 = 0; signed short int var_1_21 = -64; signed long int var_1_22 = -32; unsigned short int var_1_23 = 10; unsigned short int var_1_24 = 0; unsigned short int var_1_25 = 32; signed char var_1_26 = 25; signed char var_1_27 = 4; unsigned long int var_1_28 = 32; double var_1_29 = 8.9; signed short int var_1_30 = 16; unsigned char var_1_32 = 0; signed short int var_1_33 = 8; unsigned char var_1_34 = 1; // Calibration values // Last'ed variables unsigned short int last_1_var_1_12 = 25; double last_1_var_1_15 = 64.375; // Additional functions void initially(void) { } void step(void) { // From: CodeObject1 if (var_1_23 <= ((min (var_1_24 , var_1_25)) >> (var_1_26 - var_1_27))) { var_1_22 = (max (var_1_25 , var_1_24)); } else { var_1_22 = var_1_25; } // From: CodeObject2 if (8.4 <= var_1_29) { var_1_28 = (abs (min (var_1_23 , var_1_24))); } else { var_1_28 = var_1_27; } // From: CodeObject3 if ((max ((25 | var_1_25) , var_1_27)) > var_1_26) { if (var_1_32) { var_1_30 = var_1_27; } } // From: CodeObject4 if (var_1_32) { if (var_1_28 == var_1_23) { var_1_33 = (min (var_1_26 , var_1_27)); } } else { if (var_1_34) { var_1_33 = -64; } } // From: Req2Batch5PS_CN_25 if (last_1_var_1_12 > var_1_4) { if ((- last_1_var_1_15) < last_1_var_1_15) { var_1_6 = 10u; } } // From: Req1Batch5PS_CN_25 if (((- 64) + var_1_6) == var_1_6) { var_1_1 = ((abs (var_1_4)) - var_1_5); } else { var_1_1 = ((min (128 , var_1_4)) - 64); } // From: Req3Batch5PS_CN_25 if (var_1_5 == (var_1_6 / var_1_4)) { var_1_9 = (min (var_1_5 , (abs (var_1_4)))); } else { var_1_9 = ((var_1_10 + var_1_11) - var_1_5); } // From: Req7Batch5PS_CN_25 var_1_21 = var_1_10; // From: Req6Batch5PS_CN_25 unsigned long int stepLocal_3 = var_1_6; unsigned char stepLocal_2 = var_1_4; if (stepLocal_2 < var_1_1) { if (stepLocal_3 > var_1_21) { var_1_19 = var_1_20; } } // From: Req4Batch5PS_CN_25 unsigned long int stepLocal_0 = max (var_1_6 , var_1_4); if ((abs (var_1_21)) <= stepLocal_0) { var_1_12 = ((var_1_14 - var_1_5) + (abs (var_1_6))); } else { var_1_12 = var_1_6; } // From: Req5Batch5PS_CN_25 signed long int stepLocal_1 = ~ (var_1_5 * var_1_1); if (stepLocal_1 <= var_1_12) { var_1_15 = (max ((5.25 - var_1_16) , var_1_17)); } else { var_1_15 = (min ((min (var_1_17 , var_1_16)) , var_1_18)); } } void updateVariables() { var_1_4 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_4 >= 127); assume_abort_if_not(var_1_4 <= 254); var_1_5 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_5 >= 0); assume_abort_if_not(var_1_5 <= 127); var_1_10 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_10 >= 63); assume_abort_if_not(var_1_10 <= 127); var_1_11 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_11 >= 64); assume_abort_if_not(var_1_11 <= 127); var_1_14 = __VERIFIER_nondet_ushort(); assume_abort_if_not(var_1_14 >= 16383); assume_abort_if_not(var_1_14 <= 32767); var_1_16 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )); var_1_17 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )); var_1_18 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )); var_1_20 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_20 >= 0); assume_abort_if_not(var_1_20 <= 0); var_1_23 = __VERIFIER_nondet_ushort(); assume_abort_if_not(var_1_23 >= 0); assume_abort_if_not(var_1_23 <= 65535); var_1_24 = __VERIFIER_nondet_ushort(); assume_abort_if_not(var_1_24 >= 0); assume_abort_if_not(var_1_24 <= 65535); var_1_25 = __VERIFIER_nondet_ushort(); assume_abort_if_not(var_1_25 >= 0); assume_abort_if_not(var_1_25 <= 65535); var_1_26 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_26 >= 16); assume_abort_if_not(var_1_26 <= 32); var_1_27 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_27 >= 0); assume_abort_if_not(var_1_27 <= 16); var_1_29 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_29 >= -922337.2036854776000e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854776000e+12F && var_1_29 >= 1.0e-20F )); var_1_32 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_32 >= 0); assume_abort_if_not(var_1_32 <= 1); var_1_34 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_34 >= 0); assume_abort_if_not(var_1_34 <= 1); } void updateLastVariables() { last_1_var_1_12 = var_1_12; last_1_var_1_15 = var_1_15; } int property() { return (((((((((- 64) + var_1_6) == var_1_6) ? (var_1_1 == ((unsigned char) ((abs (var_1_4)) - var_1_5))) : (var_1_1 == ((unsigned char) ((min (128 , var_1_4)) - 64)))) && ((last_1_var_1_12 > var_1_4) ? (((- last_1_var_1_15) < last_1_var_1_15) ? (var_1_6 == ((unsigned long int) 10u)) : 1) : 1)) && ((var_1_5 == (var_1_6 / var_1_4)) ? (var_1_9 == ((unsigned char) (min (var_1_5 , (abs (var_1_4)))))) : (var_1_9 == ((unsigned char) ((var_1_10 + var_1_11) - var_1_5))))) && (((abs (var_1_21)) <= (max (var_1_6 , var_1_4))) ? (var_1_12 == ((unsigned short int) ((var_1_14 - var_1_5) + (abs (var_1_6))))) : (var_1_12 == ((unsigned short int) var_1_6)))) && (((~ (var_1_5 * var_1_1)) <= var_1_12) ? (var_1_15 == ((double) (max ((5.25 - var_1_16) , var_1_17)))) : (var_1_15 == ((double) (min ((min (var_1_17 , var_1_16)) , var_1_18)))))) && ((var_1_4 < var_1_1) ? ((var_1_6 > var_1_21) ? (var_1_19 == ((unsigned char) var_1_20)) : 1) : 1)) && (var_1_21 == ((signed short int) var_1_10)) ; } int main(void) { isInitial = 1; initially(); while (1) { updateLastVariables(); updateVariables(); step(); __VERIFIER_assert(property()); isInitial = 0; } return 0; }