// 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_Batch5stepLocals.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 = 10; unsigned short int var_1_2 = 10; signed long int var_1_3 = 4; unsigned char var_1_4 = 128; unsigned char var_1_5 = 1; unsigned long int var_1_6 = 5; float var_1_7 = 2.98; float var_1_8 = 8.5; unsigned char var_1_9 = 0; unsigned char var_1_10 = 64; unsigned char var_1_11 = 64; unsigned short int var_1_12 = 25; signed long int var_1_13 = 256; unsigned short int var_1_14 = 31408; double var_1_15 = 64.375; double var_1_16 = 10.85; double var_1_17 = 128.8; double var_1_18 = 2.6; unsigned char var_1_19 = 0; unsigned char var_1_20 = 0; signed short int var_1_21 = -64; // Calibration values // Last'ed variables // Additional functions void initially(void) { } void step(void) { // From: Req1Batch5stepLocals if (((- 64) + var_1_2) == var_1_3) { var_1_1 = ((abs (var_1_4)) - var_1_5); } else { var_1_1 = ((min (128 , var_1_4)) - 64); } // From: Req2Batch5stepLocals if (var_1_1 > var_1_4) { if ((- var_1_7) < var_1_8) { var_1_6 = 10u; } } // From: Req3Batch5stepLocals if (var_1_5 == (var_1_2 / var_1_4)) { var_1_9 = (min (var_1_5 , (abs (var_1_4)))); } else { var_1_9 = ((var_1_10 + var_1_11) - var_1_5); } // From: Req4Batch5stepLocals signed long int stepLocal_0 = abs (var_1_3); if (stepLocal_0 <= (max (var_1_13 , var_1_4))) { var_1_12 = ((var_1_14 - var_1_5) + (abs (var_1_9))); } else { var_1_12 = var_1_9; } // From: Req5Batch5stepLocals signed long int stepLocal_1 = ~ (var_1_5 * var_1_12); if (stepLocal_1 <= var_1_9) { var_1_15 = (max ((5.25 - var_1_16) , var_1_17)); } else { var_1_15 = (min ((min (var_1_17 , var_1_16)) , var_1_18)); } // From: Req6Batch5stepLocals signed long int stepLocal_3 = var_1_3; unsigned char stepLocal_2 = var_1_9; if (var_1_4 < stepLocal_3) { if (stepLocal_2 > var_1_2) { var_1_19 = var_1_20; } } // From: Req7Batch5stepLocals var_1_21 = var_1_10; } void updateVariables() { var_1_2 = __VERIFIER_nondet_ushort(); assume_abort_if_not(var_1_2 >= 0); assume_abort_if_not(var_1_2 <= 65535); 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 >= 127); assume_abort_if_not(var_1_4 <= 254); var_1_5 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_5 >= 0); assume_abort_if_not(var_1_5 <= 127); var_1_7 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_7 >= -922337.2036854776000e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )); var_1_8 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )); var_1_10 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_10 >= 63); assume_abort_if_not(var_1_10 <= 127); var_1_11 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_11 >= 64); assume_abort_if_not(var_1_11 <= 127); var_1_13 = __VERIFIER_nondet_long(); assume_abort_if_not(var_1_13 >= -2147483648); assume_abort_if_not(var_1_13 <= 2147483647); var_1_14 = __VERIFIER_nondet_ushort(); assume_abort_if_not(var_1_14 >= 16383); assume_abort_if_not(var_1_14 <= 32767); var_1_16 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )); var_1_17 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )); var_1_18 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )); var_1_20 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_20 >= 0); assume_abort_if_not(var_1_20 <= 0); } void updateLastVariables() { } int property() { return (((((((((- 64) + var_1_2) == var_1_3) ? (var_1_1 == ((unsigned char) ((abs (var_1_4)) - var_1_5))) : (var_1_1 == ((unsigned char) ((min (128 , var_1_4)) - 64)))) && ((var_1_1 > var_1_4) ? (((- var_1_7) < var_1_8) ? (var_1_6 == ((unsigned long int) 10u)) : 1) : 1)) && ((var_1_5 == (var_1_2 / var_1_4)) ? (var_1_9 == ((unsigned char) (min (var_1_5 , (abs (var_1_4)))))) : (var_1_9 == ((unsigned char) ((var_1_10 + var_1_11) - var_1_5))))) && (((abs (var_1_3)) <= (max (var_1_13 , var_1_4))) ? (var_1_12 == ((unsigned short int) ((var_1_14 - var_1_5) + (abs (var_1_9))))) : (var_1_12 == ((unsigned short int) var_1_9)))) && (((~ (var_1_5 * var_1_12)) <= var_1_9) ? (var_1_15 == ((double) (max ((5.25 - var_1_16) , var_1_17)))) : (var_1_15 == ((double) (min ((min (var_1_17 , var_1_16)) , var_1_18)))))) && ((var_1_4 < var_1_3) ? ((var_1_9 > var_1_2) ? (var_1_19 == ((unsigned char) var_1_20)) : 1) : 1)) && (var_1_21 == ((signed short int) var_1_10)) ; } int main(void) { isInitial = 1; initially(); while (1) { updateLastVariables(); updateVariables(); step(); __VERIFIER_assert(property()); isInitial = 0; } return 0; }