// 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_Batch9750_1loop.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 long int var_1_1 = 2; signed long int var_1_5 = 5; unsigned char var_1_8 = 0; float var_1_9 = 128.6; float var_1_10 = 32.5; unsigned char var_1_11 = 16; unsigned char var_1_12 = 64; unsigned char var_1_13 = 4; unsigned char var_1_14 = 4; unsigned long int var_1_15 = 0; signed short int var_1_16 = 0; signed char var_1_17 = 1; signed char var_1_18 = -1; signed char var_1_19 = 0; signed long int var_1_20 = -64; unsigned char var_1_22 = 0; unsigned char var_1_23 = 0; // Calibration values // Last'ed variables signed long int last_1_var_1_5 = 5; // Additional functions void initially(void) { } void step(void) { // From: Req3Batch9750_1loop if (var_1_9 > var_1_10) { var_1_8 = (min ((var_1_11 + (var_1_12 - var_1_13)) , (5 + var_1_14))); } // From: Req7Batch9750_1loop var_1_20 = var_1_8; // From: Req8Batch9750_1loop var_1_22 = var_1_23; // From: Req4Batch9750_1loop if (var_1_22) { var_1_15 = var_1_8; } // From: Req5Batch9750_1loop var_1_16 = ((min (var_1_15 , (max (var_1_13 , var_1_12)))) - var_1_11); // From: Req6Batch9750_1loop if (var_1_22) { if (var_1_14 < (var_1_13 & (var_1_15 / 2))) { var_1_17 = (var_1_13 + (var_1_18 + (var_1_19 + 5))); } else { var_1_17 = var_1_18; } } else { var_1_17 = -32; } // From: Req1Batch9750_1loop unsigned long int stepLocal_1 = var_1_20 + var_1_15; signed long int stepLocal_0 = var_1_20; if (stepLocal_1 < -200) { if (var_1_22) { if (stepLocal_0 > (- var_1_15)) { var_1_1 = var_1_20; } else { var_1_1 = var_1_20; } } else { var_1_1 = var_1_20; } } else { var_1_1 = var_1_20; } // From: Req2Batch9750_1loop signed long int stepLocal_4 = 256; unsigned char stepLocal_3 = var_1_22; unsigned long int stepLocal_2 = var_1_15; if (stepLocal_4 > (var_1_15 - (last_1_var_1_5 + var_1_8))) { var_1_5 = last_1_var_1_5; } else { if (stepLocal_3 || var_1_22) { if (((32 * -25) | last_1_var_1_5) >= stepLocal_2) { var_1_5 = var_1_8; } } else { var_1_5 = -10000; } } } void updateVariables() { var_1_9 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )); var_1_10 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )); var_1_11 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_11 >= 0); assume_abort_if_not(var_1_11 <= 127); var_1_12 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_12 >= 63); assume_abort_if_not(var_1_12 <= 127); var_1_13 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_13 >= 0); assume_abort_if_not(var_1_13 <= 63); var_1_14 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_14 >= 0); assume_abort_if_not(var_1_14 <= 127); var_1_18 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_18 >= -31); assume_abort_if_not(var_1_18 <= 32); var_1_19 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_19 >= -15); assume_abort_if_not(var_1_19 <= 16); var_1_23 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_23 >= 0); assume_abort_if_not(var_1_23 <= 0); } void updateLastVariables() { last_1_var_1_5 = var_1_5; } int property() { return (((((((((var_1_20 + var_1_15) < -200) ? (var_1_22 ? ((var_1_20 > (- var_1_15)) ? (var_1_1 == ((unsigned long int) var_1_20)) : (var_1_1 == ((unsigned long int) var_1_20))) : (var_1_1 == ((unsigned long int) var_1_20))) : (var_1_1 == ((unsigned long int) var_1_20))) && ((256 > (var_1_15 - (last_1_var_1_5 + var_1_8))) ? (var_1_5 == ((signed long int) last_1_var_1_5)) : ((var_1_22 || var_1_22) ? ((((32 * -25) | last_1_var_1_5) >= var_1_15) ? (var_1_5 == ((signed long int) var_1_8)) : 1) : (var_1_5 == ((signed long int) -10000))))) && ((var_1_9 > var_1_10) ? (var_1_8 == ((unsigned char) (min ((var_1_11 + (var_1_12 - var_1_13)) , (5 + var_1_14))))) : 1)) && (var_1_22 ? (var_1_15 == ((unsigned long int) var_1_8)) : 1)) && (var_1_16 == ((signed short int) ((min (var_1_15 , (max (var_1_13 , var_1_12)))) - var_1_11)))) && (var_1_22 ? ((var_1_14 < (var_1_13 & (var_1_15 / 2))) ? (var_1_17 == ((signed char) (var_1_13 + (var_1_18 + (var_1_19 + 5))))) : (var_1_17 == ((signed char) var_1_18))) : (var_1_17 == ((signed char) -32)))) && (var_1_20 == ((signed long int) var_1_8))) && (var_1_22 == ((unsigned char) var_1_23)) ; } int main(void) { isInitial = 1; initially(); int k_loop; for (k_loop = 0; k_loop < 1; k_loop++) { updateLastVariables(); updateVariables(); step(); __VERIFIER_assert(property()); isInitial = 0; } return 0; }