// 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_Batch16has_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 unsigned char var_1_1 = 1; signed short int var_1_3 = 4; signed short int var_1_4 = 256; unsigned char var_1_5 = 0; unsigned char var_1_6 = 1; float var_1_7 = 1000000.8; float var_1_8 = 3.8; signed char var_1_9 = 25; float var_1_10 = 2.75; signed char var_1_11 = 0; signed char var_1_12 = 32; signed char var_1_13 = 2; signed char var_1_14 = 2; signed short int var_1_15 = -32; // Calibration values // Last'ed variables signed char last_1_var_1_9 = 25; // Additional functions void initially(void) { } void step(void) { // From: Req1Batch16has_floats if ((last_1_var_1_9 % (max (var_1_3 , var_1_4))) <= -1000000) { var_1_1 = (var_1_5 || var_1_6); } // From: Req2Batch16has_floats var_1_7 = var_1_8; // From: Req4Batch16has_floats signed char stepLocal_2 = var_1_11; unsigned char stepLocal_1 = 99999.375 <= var_1_10; if (var_1_13 <= stepLocal_2) { if ((var_1_8 < var_1_7) && stepLocal_1) { var_1_15 = (var_1_13 + var_1_14); } } else { var_1_15 = -25; } // From: Req3Batch16has_floats unsigned char stepLocal_0 = var_1_6; if (var_1_8 < (var_1_7 / var_1_10)) { if (var_1_1 || stepLocal_0) { var_1_9 = (((max (var_1_11 , 5)) + (var_1_12 - var_1_13)) - var_1_14); } else { if (var_1_10 > var_1_8) { var_1_9 = var_1_11; } else { var_1_9 = var_1_12; } } } } void updateVariables() { var_1_3 = __VERIFIER_nondet_short(); assume_abort_if_not(var_1_3 >= -32768); assume_abort_if_not(var_1_3 <= 32767); assume_abort_if_not(var_1_3 != 0); var_1_4 = __VERIFIER_nondet_short(); assume_abort_if_not(var_1_4 >= -32768); assume_abort_if_not(var_1_4 <= 32767); assume_abort_if_not(var_1_4 != 0); 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 >= 1); assume_abort_if_not(var_1_6 <= 1); var_1_8 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 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 )); assume_abort_if_not(var_1_10 != 0.0F); var_1_11 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_11 >= 0); assume_abort_if_not(var_1_11 <= 63); var_1_12 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_12 >= 31); assume_abort_if_not(var_1_12 <= 63); var_1_13 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_13 >= 0); assume_abort_if_not(var_1_13 <= 31); var_1_14 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_14 >= 0); assume_abort_if_not(var_1_14 <= 126); } void updateLastVariables() { last_1_var_1_9 = var_1_9; } int property() { return (((((last_1_var_1_9 % (max (var_1_3 , var_1_4))) <= -1000000) ? (var_1_1 == ((unsigned char) (var_1_5 || var_1_6))) : 1) && (var_1_7 == ((float) var_1_8))) && ((var_1_8 < (var_1_7 / var_1_10)) ? ((var_1_1 || var_1_6) ? (var_1_9 == ((signed char) (((max (var_1_11 , 5)) + (var_1_12 - var_1_13)) - var_1_14))) : ((var_1_10 > var_1_8) ? (var_1_9 == ((signed char) var_1_11)) : (var_1_9 == ((signed char) var_1_12)))) : 1)) && ((var_1_13 <= var_1_11) ? (((var_1_8 < var_1_7) && (99999.375 <= var_1_10)) ? (var_1_15 == ((signed short int) (var_1_13 + var_1_14))) : 1) : (var_1_15 == ((signed short int) -25))) ; } int main(void) { isInitial = 1; initially(); while (1) { updateLastVariables(); updateVariables(); step(); __VERIFIER_assert(property()); isInitial = 0; } return 0; }