// 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_Batch32stepLocals.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 = 2; unsigned char var_1_2 = 0; signed long int var_1_3 = -25; unsigned char var_1_4 = 100; unsigned char var_1_5 = 2; unsigned char var_1_6 = 64; unsigned char var_1_7 = 32; unsigned char var_1_8 = 32; float var_1_9 = 100.5; unsigned char var_1_10 = 4; float var_1_11 = 0.8; float var_1_12 = 2.5; signed short int var_1_13 = -32; float var_1_14 = 3.2; unsigned char var_1_15 = 1; unsigned char var_1_16 = 0; unsigned char var_1_17 = 0; float var_1_18 = 0.25; float var_1_19 = 100000000.25; signed char var_1_20 = 0; signed char var_1_21 = 10; double var_1_22 = 1000000.5; unsigned long int var_1_23 = 256; unsigned long int var_1_24 = 50; // Calibration values // Last'ed variables // Additional functions void initially(void) { } void step(void) { // From: Req1Batch32stepLocals if (-32 < var_1_3) { var_1_1 = (((var_1_4 - var_1_5) + var_1_6) - (var_1_7 + (abs (var_1_8)))); } // From: Req2Batch32stepLocals if ((var_1_10 + (max (var_1_3 , var_1_6))) == var_1_5) { var_1_9 = ((4.5f + var_1_11) - var_1_12); } else { var_1_9 = var_1_12; } // From: Req3Batch32stepLocals if ((var_1_12 * (min (var_1_9 , var_1_11))) > (- var_1_14)) { if (var_1_6 <= var_1_8) { if (var_1_2) { var_1_13 = var_1_8; } else { var_1_13 = var_1_5; } } } // From: Req4Batch32stepLocals if (var_1_5 >= var_1_6) { if (var_1_13 <= var_1_10) { var_1_15 = var_1_16; } else { if (var_1_2 || var_1_16) { var_1_15 = var_1_17; } } } else { var_1_15 = var_1_17; } // From: Req5Batch32stepLocals unsigned char stepLocal_1 = var_1_15; unsigned char stepLocal_0 = var_1_15; if (var_1_17 || stepLocal_1) { if (stepLocal_0 && var_1_2) { var_1_18 = (var_1_11 + var_1_19); } else { var_1_18 = var_1_19; } } // From: Req6Batch32stepLocals if (var_1_11 == var_1_18) { var_1_20 = ((var_1_5 + var_1_21) + var_1_8); } // From: Req7Batch32stepLocals var_1_22 = var_1_12; // From: Req8Batch32stepLocals var_1_23 = var_1_8; // From: Req9Batch32stepLocals var_1_24 = var_1_6; } void updateVariables() { var_1_2 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_2 >= 0); assume_abort_if_not(var_1_2 <= 1); var_1_3 = __VERIFIER_nondet_long(); assume_abort_if_not(var_1_3 >= -2147483648); assume_abort_if_not(var_1_3 <= 2147483647); var_1_4 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_4 >= 95); assume_abort_if_not(var_1_4 <= 127); var_1_5 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_5 >= 0); assume_abort_if_not(var_1_5 <= 32); var_1_6 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_6 >= 64); assume_abort_if_not(var_1_6 <= 127); var_1_7 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_7 >= 0); assume_abort_if_not(var_1_7 <= 64); var_1_8 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_8 >= 0); assume_abort_if_not(var_1_8 <= 63); var_1_10 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_10 >= 0); assume_abort_if_not(var_1_10 <= 255); var_1_11 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )); var_1_12 = __VERIFIER_nondet_float(); 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_14 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )); var_1_16 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_16 >= 0); assume_abort_if_not(var_1_16 <= 0); var_1_17 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_17 >= 1); assume_abort_if_not(var_1_17 <= 1); 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_21 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_21 >= -31); assume_abort_if_not(var_1_21 <= 31); } void updateLastVariables() { } int property() { return (((((((((-32 < var_1_3) ? (var_1_1 == ((unsigned char) (((var_1_4 - var_1_5) + var_1_6) - (var_1_7 + (abs (var_1_8)))))) : 1) && (((var_1_10 + (max (var_1_3 , var_1_6))) == var_1_5) ? (var_1_9 == ((float) ((4.5f + var_1_11) - var_1_12))) : (var_1_9 == ((float) var_1_12)))) && (((var_1_12 * (min (var_1_9 , var_1_11))) > (- var_1_14)) ? ((var_1_6 <= var_1_8) ? (var_1_2 ? (var_1_13 == ((signed short int) var_1_8)) : (var_1_13 == ((signed short int) var_1_5))) : 1) : 1)) && ((var_1_5 >= var_1_6) ? ((var_1_13 <= var_1_10) ? (var_1_15 == ((unsigned char) var_1_16)) : ((var_1_2 || var_1_16) ? (var_1_15 == ((unsigned char) var_1_17)) : 1)) : (var_1_15 == ((unsigned char) var_1_17)))) && ((var_1_17 || var_1_15) ? ((var_1_15 && var_1_2) ? (var_1_18 == ((float) (var_1_11 + var_1_19))) : (var_1_18 == ((float) var_1_19))) : 1)) && ((var_1_11 == var_1_18) ? (var_1_20 == ((signed char) ((var_1_5 + var_1_21) + var_1_8))) : 1)) && (var_1_22 == ((double) var_1_12))) && (var_1_23 == ((unsigned long int) var_1_8))) && (var_1_24 == ((unsigned long int) var_1_6)) ; } int main(void) { isInitial = 1; initially(); while (1) { updateLastVariables(); updateVariables(); step(); __VERIFIER_assert(property()); isInitial = 0; } return 0; }