// 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_Batch4Filler_PE_CI.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; unsigned char var_1_4 = 0; unsigned char var_1_5 = 0; unsigned short int var_1_6 = 4; unsigned short int var_1_9 = 4; unsigned short int var_1_10 = 10; double var_1_11 = 15.6; double var_1_12 = 256.4; double var_1_13 = 49.15; unsigned long int var_1_14 = 500; unsigned long int var_1_15 = 2173307753; unsigned long int var_1_16 = 3362224480; signed short int var_1_17 = 16; signed short int var_1_19 = 16; signed short int var_1_20 = 4; signed short int var_1_21 = 0; signed short int var_1_22 = -25; signed char var_1_23 = 1; signed char var_1_24 = 2; signed short int var_1_25 = -500; signed char var_1_26 = -2; signed char var_1_29 = 10; double var_1_30 = 0.5; unsigned char var_1_34 = 2; unsigned char var_1_35 = 4; signed long int var_1_36 = -256; unsigned short int var_1_37 = 64; unsigned short int var_1_38 = 57633; unsigned short int var_1_39 = 28505; signed short int var_1_40 = 64; signed char var_1_41 = -100; unsigned short int var_1_42 = 5; signed char var_1_43 = 100; // Calibration values // Last'ed variables unsigned short int last_1_var_1_6 = 4; unsigned short int last_1_var_1_9 = 4; unsigned long int last_1_var_1_14 = 500; signed short int last_1_var_1_17 = 16; // Additional functions void initially(void) { } void step(void) { // From: Req2Batch4Filler_PE_CI signed long int stepLocal_0 = last_1_var_1_9; if (var_1_5) { if ((last_1_var_1_14 * (last_1_var_1_6 + last_1_var_1_17)) > stepLocal_0) { var_1_6 = 256; } } // From: Req5Batch4Filler_PE_CI signed long int stepLocal_3 = last_1_var_1_9; if (last_1_var_1_14 >= stepLocal_3) { var_1_14 = ((max (var_1_15 , (var_1_16 - var_1_10))) - last_1_var_1_17); } // From: Req1Batch4Filler_PE_CI if (var_1_6 <= var_1_14) { if ((- var_1_14) > var_1_6) { var_1_1 = 0; } } else { var_1_1 = (var_1_4 || var_1_5); } // From: Req3Batch4Filler_PE_CI unsigned char stepLocal_2 = var_1_4; unsigned long int stepLocal_1 = var_1_14; if (stepLocal_2 || var_1_1) { var_1_9 = (min (32 , var_1_10)); } else { if (stepLocal_1 >= var_1_6) { var_1_9 = var_1_10; } else { var_1_9 = var_1_10; } } // From: Req6Batch4Filler_PE_CI unsigned char stepLocal_5 = var_1_1; unsigned char stepLocal_4 = var_1_1; if (stepLocal_4 && (var_1_5 && (var_1_12 < var_1_13))) { if (stepLocal_5 || (last_1_var_1_17 >= (max (var_1_14 , var_1_6)))) { var_1_17 = (min (((max (var_1_19 , 256)) + (var_1_20 - var_1_21)) , (var_1_22 + 64))); } else { var_1_17 = var_1_19; } } // From: Req4Batch4Filler_PE_CI if (var_1_14 <= var_1_14) { if (! var_1_1) { var_1_11 = (var_1_12 - var_1_13); } } else { var_1_11 = var_1_12; } // From: CodeObject1 var_1_23 = var_1_24; // From: CodeObject2 var_1_25 = var_1_17; // From: CodeObject3 if ((- var_1_12) >= var_1_12) { var_1_26 = (max (var_1_24 , var_1_29)); } // From: CodeObject4 if (var_1_5) { if ((var_1_17 * var_1_14) < var_1_24) { var_1_30 = var_1_13; } } // From: CodeObject5 if (var_1_14 < var_1_24) { var_1_34 = var_1_35; } // From: CodeObject6 if (var_1_14 != (abs (var_1_35))) { var_1_36 = (min ((var_1_14 - var_1_20) , (min ((var_1_24 + var_1_6) , var_1_6)))); } // From: CodeObject7 if ((var_1_21 * (var_1_38 - var_1_16)) <= var_1_21) { var_1_37 = ((var_1_39 - var_1_35) + var_1_16); } else { if (var_1_16 <= (var_1_38 * 64)) { var_1_37 = (max (var_1_16 , (abs (var_1_35)))); } } // From: CodeObject8 if (var_1_24 >= (var_1_17 ^ (var_1_9 % var_1_41))) { if (var_1_41 > var_1_9) { if (var_1_19 >= var_1_39) { if (64 < var_1_14) { var_1_40 = var_1_29; } } } } else { var_1_40 = var_1_19; } // From: CodeObject9 var_1_42 = var_1_39; // From: CodeObject10 var_1_43 = var_1_24; } void updateVariables() { var_1_4 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_4 >= 0); assume_abort_if_not(var_1_4 <= 0); var_1_5 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_5 >= 0); assume_abort_if_not(var_1_5 <= 0); var_1_10 = __VERIFIER_nondet_ushort(); assume_abort_if_not(var_1_10 >= 0); assume_abort_if_not(var_1_10 <= 65534); var_1_12 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )); var_1_13 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )); var_1_15 = __VERIFIER_nondet_ulong(); assume_abort_if_not(var_1_15 >= 2147483647); assume_abort_if_not(var_1_15 <= 4294967294); var_1_16 = __VERIFIER_nondet_ulong(); assume_abort_if_not(var_1_16 >= 3221225470); assume_abort_if_not(var_1_16 <= 4294967294); var_1_19 = __VERIFIER_nondet_short(); assume_abort_if_not(var_1_19 >= -16383); assume_abort_if_not(var_1_19 <= 16383); var_1_20 = __VERIFIER_nondet_short(); assume_abort_if_not(var_1_20 >= 0); assume_abort_if_not(var_1_20 <= 16383); var_1_21 = __VERIFIER_nondet_short(); assume_abort_if_not(var_1_21 >= 0); assume_abort_if_not(var_1_21 <= 16383); var_1_22 = __VERIFIER_nondet_short(); assume_abort_if_not(var_1_22 >= -16383); assume_abort_if_not(var_1_22 <= 16383); var_1_24 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_24 >= -127); assume_abort_if_not(var_1_24 <= 126); var_1_29 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_29 >= -127); assume_abort_if_not(var_1_29 <= 126); var_1_35 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_35 >= 0); assume_abort_if_not(var_1_35 <= 254); var_1_38 = __VERIFIER_nondet_ushort(); assume_abort_if_not(var_1_38 >= 32767); assume_abort_if_not(var_1_38 <= 65535); var_1_39 = __VERIFIER_nondet_ushort(); assume_abort_if_not(var_1_39 >= 16383); assume_abort_if_not(var_1_39 <= 32767); var_1_41 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_41 >= -128); assume_abort_if_not(var_1_41 <= 127); assume_abort_if_not(var_1_41 != 0); } void updateLastVariables() { last_1_var_1_6 = var_1_6; last_1_var_1_9 = var_1_9; last_1_var_1_14 = var_1_14; last_1_var_1_17 = var_1_17; } int property() { return ((((((var_1_6 <= var_1_14) ? (((- var_1_14) > var_1_6) ? (var_1_1 == ((unsigned char) 0)) : 1) : (var_1_1 == ((unsigned char) (var_1_4 || var_1_5)))) && (var_1_5 ? (((last_1_var_1_14 * (last_1_var_1_6 + last_1_var_1_17)) > last_1_var_1_9) ? (var_1_6 == ((unsigned short int) 256)) : 1) : 1)) && ((var_1_4 || var_1_1) ? (var_1_9 == ((unsigned short int) (min (32 , var_1_10)))) : ((var_1_14 >= var_1_6) ? (var_1_9 == ((unsigned short int) var_1_10)) : (var_1_9 == ((unsigned short int) var_1_10))))) && ((var_1_14 <= var_1_14) ? ((! var_1_1) ? (var_1_11 == ((double) (var_1_12 - var_1_13))) : 1) : (var_1_11 == ((double) var_1_12)))) && ((last_1_var_1_14 >= last_1_var_1_9) ? (var_1_14 == ((unsigned long int) ((max (var_1_15 , (var_1_16 - var_1_10))) - last_1_var_1_17))) : 1)) && ((var_1_1 && (var_1_5 && (var_1_12 < var_1_13))) ? ((var_1_1 || (last_1_var_1_17 >= (max (var_1_14 , var_1_6)))) ? (var_1_17 == ((signed short int) (min (((max (var_1_19 , 256)) + (var_1_20 - var_1_21)) , (var_1_22 + 64))))) : (var_1_17 == ((signed short int) var_1_19))) : 1) ; } int main(void) { isInitial = 1; initially(); while (1) { updateLastVariables(); updateVariables(); step(); __VERIFIER_assert(property()); isInitial = 0; } return 0; }