// 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_Batch3has_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 = 0; unsigned char var_1_4 = 0; unsigned char var_1_5 = 0; signed long int var_1_6 = -64; signed long int var_1_7 = -5; signed long int var_1_8 = 500; signed long int var_1_9 = -5; signed long int var_1_10 = -100; unsigned char var_1_11 = 1; double var_1_12 = 127.5; double var_1_13 = 15.75; double var_1_14 = -0.5; double var_1_15 = 5.25; double var_1_16 = 8.5; // Calibration values // Last'ed variables unsigned char last_1_var_1_11 = 1; // Additional functions void initially(void) { } void step(void) { // From: Req1Batch3has_floats unsigned char stepLocal_0 = last_1_var_1_11; if (! last_1_var_1_11) { if (last_1_var_1_11 && stepLocal_0) { var_1_1 = (var_1_4 || var_1_5); } } // From: Req3Batch3has_floats signed long int stepLocal_2 = var_1_7; signed long int stepLocal_1 = var_1_10; if (var_1_8 <= stepLocal_2) { if (stepLocal_1 >= var_1_9) { var_1_11 = (! var_1_5); } else { var_1_11 = (var_1_1 || (! var_1_5)); } } // From: Req2Batch3has_floats if (! var_1_11) { var_1_6 = (var_1_7 + var_1_8); } else { var_1_6 = (((abs (var_1_9)) + var_1_10) + var_1_7); } // From: Req4Batch3has_floats if (var_1_4) { var_1_12 = (min (((max (var_1_13 , var_1_14)) + var_1_15) , (abs (min (3.5 , var_1_16))))); } else { var_1_12 = var_1_15; } } void updateVariables() { var_1_4 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_4 >= 0); 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 <= 0); var_1_7 = __VERIFIER_nondet_long(); assume_abort_if_not(var_1_7 >= -1073741823); assume_abort_if_not(var_1_7 <= 1073741823); var_1_8 = __VERIFIER_nondet_long(); assume_abort_if_not(var_1_8 >= -1073741823); assume_abort_if_not(var_1_8 <= 1073741823); var_1_9 = __VERIFIER_nondet_long(); assume_abort_if_not(var_1_9 >= -536870912); assume_abort_if_not(var_1_9 <= 536870912); var_1_10 = __VERIFIER_nondet_long(); assume_abort_if_not(var_1_10 >= -536870911); assume_abort_if_not(var_1_10 <= 536870911); var_1_13 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_13 >= -461168.6018427382800e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )); var_1_14 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_14 >= -461168.6018427382800e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )); var_1_15 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )); var_1_16 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )); } void updateLastVariables() { last_1_var_1_11 = var_1_11; } int property() { return ((((! last_1_var_1_11) ? ((last_1_var_1_11 && last_1_var_1_11) ? (var_1_1 == ((unsigned char) (var_1_4 || var_1_5))) : 1) : 1) && ((! var_1_11) ? (var_1_6 == ((signed long int) (var_1_7 + var_1_8))) : (var_1_6 == ((signed long int) (((abs (var_1_9)) + var_1_10) + var_1_7))))) && ((var_1_8 <= var_1_7) ? ((var_1_10 >= var_1_9) ? (var_1_11 == ((unsigned char) (! var_1_5))) : (var_1_11 == ((unsigned char) (var_1_1 || (! var_1_5))))) : 1)) && (var_1_4 ? (var_1_12 == ((double) (min (((max (var_1_13 , var_1_14)) + var_1_15) , (abs (min (3.5 , var_1_16))))))) : (var_1_12 == ((double) var_1_15))) ; } int main(void) { isInitial = 1; initially(); while (1) { updateLastVariables(); updateVariables(); step(); __VERIFIER_assert(property()); isInitial = 0; } return 0; }