// 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_Batch86PS_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 short int var_1_1 = 128; unsigned char var_1_6 = 0; unsigned char var_1_9 = 1; signed long int var_1_10 = 500; signed char var_1_11 = 4; signed char var_1_12 = 1; signed long int var_1_14 = 256; unsigned char var_1_15 = 128; unsigned char var_1_16 = 64; unsigned char var_1_17 = 1; unsigned char var_1_19 = 0; unsigned long int var_1_20 = 5; unsigned char var_1_21 = 0; unsigned short int var_1_22 = 100; signed char var_1_23 = 0; signed char var_1_24 = 4; double var_1_25 = 128.25; double var_1_26 = 50.25; signed long int var_1_27 = -32; float var_1_28 = 64.375; unsigned long int var_1_29 = 16; unsigned long int var_1_30 = 5; unsigned long int var_1_31 = 10; unsigned long int var_1_32 = 64; unsigned long int var_1_33 = 8; unsigned long int var_1_34 = 2281156945; unsigned long int var_1_35 = 10; unsigned short int var_1_36 = 2; unsigned short int var_1_37 = 25; unsigned char var_1_38 = 32; unsigned char var_1_39 = 5; // Calibration values // Last'ed variables unsigned short int last_1_var_1_1 = 128; unsigned char last_1_var_1_6 = 0; signed long int last_1_var_1_10 = 500; signed long int last_1_var_1_14 = 256; unsigned char last_1_var_1_16 = 64; unsigned short int last_1_var_1_22 = 100; // Additional functions void initially(void) { } void step(void) { // From: CodeObject1 var_1_23 = var_1_24; // From: CodeObject2 var_1_25 = var_1_26; // From: CodeObject3 var_1_27 = var_1_23; // From: CodeObject4 if ((var_1_24 | var_1_27) > var_1_23) { if ((var_1_25 < var_1_26) || (var_1_23 < var_1_24)) { var_1_28 = var_1_26; } } else { var_1_28 = var_1_26; } // From: CodeObject5 if ((max (var_1_27 , (var_1_23 ^ 64))) <= var_1_24) { var_1_29 = (max ((abs (var_1_30)) , (min (var_1_31 , (max (var_1_32 , var_1_33)))))); } else { var_1_29 = (var_1_34 - var_1_35); } // From: CodeObject6 var_1_36 = var_1_37; // From: CodeObject7 var_1_38 = var_1_39; // From: Req1Batch86PS_CN_25 signed long int stepLocal_0 = last_1_var_1_16 / -2; if (last_1_var_1_10 <= stepLocal_0) { var_1_1 = (57907 - (last_1_var_1_16 + last_1_var_1_16)); } else { var_1_1 = 1; } // From: Req6Batch86PS_CN_25 unsigned long int stepLocal_5 = (last_1_var_1_16 % var_1_15) + (last_1_var_1_22 / var_1_20); if (stepLocal_5 != last_1_var_1_10) { var_1_19 = var_1_9; } else { if (! (! last_1_var_1_6)) { var_1_19 = ((last_1_var_1_1 >= var_1_15) || (var_1_9 && var_1_21)); } } // From: Req2Batch86PS_CN_25 if (var_1_19) { var_1_6 = (last_1_var_1_6 || var_1_9); } // From: Req4Batch86PS_CN_25 signed char stepLocal_2 = var_1_11; if (! var_1_19) { if (((var_1_15 - var_1_12) * (- last_1_var_1_14)) <= stepLocal_2) { var_1_14 = var_1_11; } } // From: Req7Batch86PS_CN_25 var_1_22 = var_1_15; // From: Req5Batch86PS_CN_25 unsigned short int stepLocal_4 = var_1_22; unsigned short int stepLocal_3 = var_1_22; if (stepLocal_3 >= var_1_12) { var_1_16 = (var_1_12 + var_1_17); } else { if (stepLocal_4 > var_1_22) { var_1_16 = (min (var_1_17 , var_1_12)); } else { var_1_16 = var_1_12; } } // From: Req3Batch86PS_CN_25 signed long int stepLocal_1 = var_1_11 - var_1_12; if (stepLocal_1 < (abs (min (32 , var_1_1)))) { var_1_10 = var_1_11; } else { if (var_1_19) { var_1_10 = var_1_16; } else { var_1_10 = var_1_16; } } } void updateVariables() { var_1_9 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_9 >= 1); assume_abort_if_not(var_1_9 <= 1); var_1_11 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_11 >= -1); assume_abort_if_not(var_1_11 <= 127); var_1_12 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_12 >= 0); assume_abort_if_not(var_1_12 <= 127); var_1_15 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_15 >= 127); assume_abort_if_not(var_1_15 <= 255); var_1_17 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_17 >= 0); assume_abort_if_not(var_1_17 <= 127); var_1_20 = __VERIFIER_nondet_ulong(); assume_abort_if_not(var_1_20 >= 0); assume_abort_if_not(var_1_20 <= 4294967295); assume_abort_if_not(var_1_20 != 0); var_1_21 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_21 >= 1); assume_abort_if_not(var_1_21 <= 1); var_1_24 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_24 >= -127); assume_abort_if_not(var_1_24 <= 126); var_1_26 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_26 >= -922337.2036854765600e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )); var_1_30 = __VERIFIER_nondet_ulong(); assume_abort_if_not(var_1_30 >= 0); assume_abort_if_not(var_1_30 <= 4294967294); var_1_31 = __VERIFIER_nondet_ulong(); assume_abort_if_not(var_1_31 >= 0); assume_abort_if_not(var_1_31 <= 4294967294); var_1_32 = __VERIFIER_nondet_ulong(); assume_abort_if_not(var_1_32 >= 0); assume_abort_if_not(var_1_32 <= 4294967294); var_1_33 = __VERIFIER_nondet_ulong(); assume_abort_if_not(var_1_33 >= 0); assume_abort_if_not(var_1_33 <= 4294967294); var_1_34 = __VERIFIER_nondet_ulong(); assume_abort_if_not(var_1_34 >= 2147483647); assume_abort_if_not(var_1_34 <= 4294967294); var_1_35 = __VERIFIER_nondet_ulong(); assume_abort_if_not(var_1_35 >= 0); assume_abort_if_not(var_1_35 <= 2147483647); var_1_37 = __VERIFIER_nondet_ushort(); assume_abort_if_not(var_1_37 >= 0); assume_abort_if_not(var_1_37 <= 65534); var_1_39 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_39 >= 0); assume_abort_if_not(var_1_39 <= 254); } void updateLastVariables() { last_1_var_1_1 = var_1_1; last_1_var_1_6 = var_1_6; last_1_var_1_10 = var_1_10; last_1_var_1_14 = var_1_14; last_1_var_1_16 = var_1_16; last_1_var_1_22 = var_1_22; } int property() { return (((((((last_1_var_1_10 <= (last_1_var_1_16 / -2)) ? (var_1_1 == ((unsigned short int) (57907 - (last_1_var_1_16 + last_1_var_1_16)))) : (var_1_1 == ((unsigned short int) 1))) && (var_1_19 ? (var_1_6 == ((unsigned char) (last_1_var_1_6 || var_1_9))) : 1)) && (((var_1_11 - var_1_12) < (abs (min (32 , var_1_1)))) ? (var_1_10 == ((signed long int) var_1_11)) : (var_1_19 ? (var_1_10 == ((signed long int) var_1_16)) : (var_1_10 == ((signed long int) var_1_16))))) && ((! var_1_19) ? ((((var_1_15 - var_1_12) * (- last_1_var_1_14)) <= var_1_11) ? (var_1_14 == ((signed long int) var_1_11)) : 1) : 1)) && ((var_1_22 >= var_1_12) ? (var_1_16 == ((unsigned char) (var_1_12 + var_1_17))) : ((var_1_22 > var_1_22) ? (var_1_16 == ((unsigned char) (min (var_1_17 , var_1_12)))) : (var_1_16 == ((unsigned char) var_1_12))))) && ((((last_1_var_1_16 % var_1_15) + (last_1_var_1_22 / var_1_20)) != last_1_var_1_10) ? (var_1_19 == ((unsigned char) var_1_9)) : ((! (! last_1_var_1_6)) ? (var_1_19 == ((unsigned char) ((last_1_var_1_1 >= var_1_15) || (var_1_9 && var_1_21)))) : 1))) && (var_1_22 == ((unsigned short int) var_1_15)) ; } int main(void) { isInitial = 1; initially(); while (1) { updateLastVariables(); updateVariables(); step(); __VERIFIER_assert(property()); isInitial = 0; } return 0; }