// 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_Batch88has_floats.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 signed char var_1_1 = -8; unsigned char var_1_5 = 0; unsigned char var_1_6 = 1; signed char var_1_7 = -1; signed char var_1_8 = -50; signed char var_1_9 = 100; unsigned long int var_1_10 = 25; unsigned long int var_1_11 = 2568920345; unsigned long int var_1_12 = 1191097264; unsigned long int var_1_13 = 1801344522; signed long int var_1_14 = 64; signed short int var_1_15 = -16; float var_1_16 = 1000000.5; float var_1_17 = 4.5; unsigned char var_1_18 = 0; unsigned char var_1_19 = 128; // Calibration values // Last'ed variables unsigned long int last_1_var_1_10 = 25; signed short int last_1_var_1_15 = -16; unsigned char last_1_var_1_18 = 0; // Additional functions void initially(void) { } void step(void) { // From: Req1Batch88has_floats if (((last_1_var_1_15 | last_1_var_1_10) > last_1_var_1_18) && var_1_5) { if (var_1_5 && var_1_6) { var_1_1 = var_1_7; } else { var_1_1 = var_1_7; } } else { var_1_1 = var_1_7; } // From: Req2Batch88has_floats if (var_1_5) { var_1_8 = (max (var_1_7 , var_1_9)); } // From: Req4Batch88has_floats if (var_1_12 <= var_1_8) { var_1_14 = (abs (var_1_8)); } // From: Req5Batch88has_floats var_1_15 = 2; // From: Req6Batch88has_floats var_1_16 = var_1_17; // From: Req7Batch88has_floats var_1_18 = var_1_19; // From: Req3Batch88has_floats unsigned char stepLocal_0 = var_1_8 < var_1_1; if (stepLocal_0 && ((max (var_1_9 , var_1_8)) == var_1_7)) { var_1_10 = (var_1_11 - ((max (var_1_12 , var_1_13)) - 1u)); } else { var_1_10 = (var_1_11 - var_1_13); } } void updateVariables() { var_1_5 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_5 >= 0); assume_abort_if_not(var_1_5 <= 1); var_1_6 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_6 >= 0); assume_abort_if_not(var_1_6 <= 1); var_1_7 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_7 >= -127); assume_abort_if_not(var_1_7 <= 126); var_1_9 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_9 >= -127); assume_abort_if_not(var_1_9 <= 126); var_1_11 = __VERIFIER_nondet_ulong(); assume_abort_if_not(var_1_11 >= 2147483647); assume_abort_if_not(var_1_11 <= 4294967294); var_1_12 = __VERIFIER_nondet_ulong(); assume_abort_if_not(var_1_12 >= 1073741823); assume_abort_if_not(var_1_12 <= 2147483647); var_1_13 = __VERIFIER_nondet_ulong(); assume_abort_if_not(var_1_13 >= 1073741823); assume_abort_if_not(var_1_13 <= 2147483647); var_1_17 = __VERIFIER_nondet_float(); 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_19 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_19 >= 0); assume_abort_if_not(var_1_19 <= 254); } void updateLastVariables() { last_1_var_1_10 = var_1_10; last_1_var_1_15 = var_1_15; last_1_var_1_18 = var_1_18; } int property() { return (((((((((last_1_var_1_15 | last_1_var_1_10) > last_1_var_1_18) && var_1_5) ? ((var_1_5 && var_1_6) ? (var_1_1 == ((signed char) var_1_7)) : (var_1_1 == ((signed char) var_1_7))) : (var_1_1 == ((signed char) var_1_7))) && (var_1_5 ? (var_1_8 == ((signed char) (max (var_1_7 , var_1_9)))) : 1)) && (((var_1_8 < var_1_1) && ((max (var_1_9 , var_1_8)) == var_1_7)) ? (var_1_10 == ((unsigned long int) (var_1_11 - ((max (var_1_12 , var_1_13)) - 1u)))) : (var_1_10 == ((unsigned long int) (var_1_11 - var_1_13))))) && ((var_1_12 <= var_1_8) ? (var_1_14 == ((signed long int) (abs (var_1_8)))) : 1)) && (var_1_15 == ((signed short int) 2))) && (var_1_16 == ((float) var_1_17))) && (var_1_18 == ((unsigned char) var_1_19)) ; } int main(void) { isInitial = 1; initially(); while (1) { updateLastVariables(); updateVariables(); step(); __VERIFIER_assert(property()); isInitial = 0; } return 0; }