// 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_Batch3550_while.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 = 1; unsigned char var_1_3 = 1; unsigned char var_1_4 = 0; unsigned char var_1_5 = 0; unsigned short int var_1_6 = 25; double var_1_9 = 999.625; unsigned short int var_1_11 = 5; signed short int var_1_12 = 2; signed long int var_1_13 = -256; double var_1_14 = 127.75; double var_1_15 = 9.75; float var_1_16 = 32.8; float var_1_17 = 32.5; float var_1_18 = 1.75; float var_1_19 = 1000000000000000.4; float var_1_20 = 0.875; unsigned char var_1_21 = 0; unsigned char var_1_22 = 0; signed short int var_1_23 = 64; signed short int var_1_24 = 25; signed short int var_1_25 = 0; // Calibration values // Last'ed variables signed short int last_1_var_1_12 = 2; signed long int last_1_var_1_13 = -256; double last_1_var_1_14 = 127.75; unsigned char last_1_var_1_21 = 0; // Additional functions void initially(void) { } void step(void) { // From: Req1Batch3550_while if (last_1_var_1_21) { var_1_1 = ((! var_1_3) || var_1_4); } else { var_1_1 = (var_1_3 && var_1_5); } // From: Req8Batch3550_while if (var_1_18 > var_1_9) { var_1_23 = (max ((var_1_24 - var_1_25) , last_1_var_1_13)); } else { var_1_23 = (last_1_var_1_13 + 1); } // From: Req2Batch3550_while signed long int stepLocal_0 = last_1_var_1_12; if (last_1_var_1_12 >= stepLocal_0) { if ((var_1_9 - 1.00000000000025E12) >= last_1_var_1_14) { var_1_6 = 200; } else { var_1_6 = var_1_11; } } else { var_1_6 = var_1_11; } // From: Req3Batch3550_while unsigned short int stepLocal_1 = var_1_6; if (var_1_11 > stepLocal_1) { var_1_12 = 32; } // From: Req5Batch3550_while if ((var_1_12 + var_1_23) < ((var_1_11 >> var_1_6) * var_1_12)) { var_1_14 = var_1_15; } else { var_1_14 = var_1_15; } // From: Req6Batch3550_while var_1_16 = (abs ((var_1_17 + var_1_18) + (min (var_1_19 , var_1_20)))); // From: Req7Batch3550_while unsigned short int stepLocal_3 = var_1_11; if (stepLocal_3 == var_1_6) { var_1_21 = ((var_1_5 || var_1_3) && (var_1_1 || var_1_22)); } // From: Req4Batch3550_while unsigned short int stepLocal_2 = var_1_6; if (stepLocal_2 == var_1_12) { if (! var_1_3) { var_1_13 = ((last_1_var_1_13 + var_1_6) + (var_1_11 - var_1_23)); } } } void updateVariables() { var_1_3 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_3 >= 1); assume_abort_if_not(var_1_3 <= 1); 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 >= 1); assume_abort_if_not(var_1_5 <= 1); var_1_9 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )); var_1_11 = __VERIFIER_nondet_ushort(); assume_abort_if_not(var_1_11 >= 0); assume_abort_if_not(var_1_11 <= 65534); var_1_15 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )); var_1_17 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_17 >= -230584.3009213691390e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 2305843.009213691390e+12F && var_1_17 >= 1.0e-20F )); var_1_18 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )); var_1_19 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )); var_1_20 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )); var_1_22 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_22 >= 1); assume_abort_if_not(var_1_22 <= 1); var_1_24 = __VERIFIER_nondet_short(); assume_abort_if_not(var_1_24 >= -1); assume_abort_if_not(var_1_24 <= 32766); var_1_25 = __VERIFIER_nondet_short(); assume_abort_if_not(var_1_25 >= 0); assume_abort_if_not(var_1_25 <= 32766); } void updateLastVariables() { last_1_var_1_12 = var_1_12; last_1_var_1_13 = var_1_13; last_1_var_1_14 = var_1_14; last_1_var_1_21 = var_1_21; } int property() { return (((((((last_1_var_1_21 ? (var_1_1 == ((unsigned char) ((! var_1_3) || var_1_4))) : (var_1_1 == ((unsigned char) (var_1_3 && var_1_5)))) && ((last_1_var_1_12 >= last_1_var_1_12) ? (((var_1_9 - 1.00000000000025E12) >= last_1_var_1_14) ? (var_1_6 == ((unsigned short int) 200)) : (var_1_6 == ((unsigned short int) var_1_11))) : (var_1_6 == ((unsigned short int) var_1_11)))) && ((var_1_11 > var_1_6) ? (var_1_12 == ((signed short int) 32)) : 1)) && ((var_1_6 == var_1_12) ? ((! var_1_3) ? (var_1_13 == ((signed long int) ((last_1_var_1_13 + var_1_6) + (var_1_11 - var_1_23)))) : 1) : 1)) && (((var_1_12 + var_1_23) < ((var_1_11 >> var_1_6) * var_1_12)) ? (var_1_14 == ((double) var_1_15)) : (var_1_14 == ((double) var_1_15)))) && (var_1_16 == ((float) (abs ((var_1_17 + var_1_18) + (min (var_1_19 , var_1_20))))))) && ((var_1_11 == var_1_6) ? (var_1_21 == ((unsigned char) ((var_1_5 || var_1_3) && (var_1_1 || var_1_22)))) : 1)) && ((var_1_18 > var_1_9) ? (var_1_23 == ((signed short int) (max ((var_1_24 - var_1_25) , last_1_var_1_13)))) : (var_1_23 == ((signed short int) (last_1_var_1_13 + 1)))) ; } int main(void) { isInitial = 1; initially(); while (1) { updateLastVariables(); updateVariables(); step(); __VERIFIER_assert(property()); isInitial = 0; } return 0; }