// 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_Batch2250_while.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 short int var_1_1 = 128; unsigned short int var_1_4 = 256; unsigned short int var_1_6 = 10000; unsigned short int var_1_7 = 10000; unsigned short int var_1_8 = 128; unsigned short int var_1_9 = 8; unsigned char var_1_10 = 100; unsigned char var_1_11 = 64; unsigned char var_1_12 = 16; unsigned short int var_1_13 = 256; unsigned short int var_1_17 = 4; double var_1_18 = 64.2; unsigned short int var_1_19 = 53045; double var_1_20 = 1.75; double var_1_21 = 50.35; double var_1_22 = 5.5; double var_1_23 = 7.125; unsigned long int var_1_24 = 50; unsigned long int var_1_25 = 1907531378; unsigned long int var_1_26 = 8; unsigned char var_1_27 = 0; // Calibration values // Last'ed variables unsigned long int last_1_var_1_24 = 50; unsigned char last_1_var_1_27 = 0; // Additional functions void initially(void) { } void step(void) { // From: Req5Batch2250_while if (last_1_var_1_27) { var_1_20 = ((max ((max (var_1_21 , var_1_22)) , 16.6)) - var_1_23); } else { var_1_20 = var_1_22; } // From: Req8Batch2250_while if ((- 3.75) < (min (var_1_20 , var_1_22))) { var_1_27 = 0; } // From: Req2Batch2250_while if (var_1_9 < (var_1_8 << var_1_4)) { var_1_10 = (var_1_11 + var_1_12); } else { var_1_10 = var_1_11; } // From: Req3Batch2250_while unsigned char stepLocal_0 = var_1_27; if ((var_1_10 <= var_1_10) || stepLocal_0) { var_1_13 = (max ((max (var_1_10 , var_1_10)) , var_1_10)); } else { var_1_13 = var_1_10; } // From: Req6Batch2250_while unsigned short int stepLocal_1 = var_1_7; if (stepLocal_1 == last_1_var_1_24) { var_1_24 = (2332545940u - (1490203111u - var_1_11)); } else { var_1_24 = (var_1_10 + (var_1_25 - var_1_11)); } // From: Req7Batch2250_while signed long int stepLocal_2 = var_1_19 - var_1_7; if (var_1_10 > stepLocal_2) { var_1_26 = var_1_10; } // From: Req1Batch2250_while if (var_1_20 < var_1_20) { var_1_1 = (min (var_1_10 , var_1_10)); } else { var_1_1 = (((var_1_6 + var_1_7) - var_1_10) + var_1_10); } // From: Req4Batch2250_while if ((var_1_20 / var_1_18) > var_1_20) { var_1_17 = ((var_1_19 - (max (var_1_26 , var_1_12))) - var_1_7); } } void updateVariables() { var_1_4 = __VERIFIER_nondet_ushort(); assume_abort_if_not(var_1_4 >= 0); assume_abort_if_not(var_1_4 <= 65534); var_1_6 = __VERIFIER_nondet_ushort(); assume_abort_if_not(var_1_6 >= 8191); assume_abort_if_not(var_1_6 <= 16384); var_1_7 = __VERIFIER_nondet_ushort(); assume_abort_if_not(var_1_7 >= 8192); assume_abort_if_not(var_1_7 <= 16383); var_1_8 = __VERIFIER_nondet_ushort(); assume_abort_if_not(var_1_8 >= 0); assume_abort_if_not(var_1_8 <= 16383); var_1_9 = __VERIFIER_nondet_ushort(); assume_abort_if_not(var_1_9 >= 0); assume_abort_if_not(var_1_9 <= 32767); var_1_11 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_11 >= 0); assume_abort_if_not(var_1_11 <= 127); var_1_12 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_12 >= 0); assume_abort_if_not(var_1_12 <= 127); var_1_18 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_18 >= -922337.2036854776000e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854776000e+12F && var_1_18 >= 1.0e-20F )); assume_abort_if_not(var_1_18 != 0.0F); var_1_19 = __VERIFIER_nondet_ushort(); assume_abort_if_not(var_1_19 >= 49150); assume_abort_if_not(var_1_19 <= 65534); var_1_21 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )); var_1_22 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )); var_1_23 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )); var_1_25 = __VERIFIER_nondet_ulong(); assume_abort_if_not(var_1_25 >= 1073741823); assume_abort_if_not(var_1_25 <= 2147483647); } void updateLastVariables() { last_1_var_1_24 = var_1_24; last_1_var_1_27 = var_1_27; } int property() { return ((((((((var_1_20 < var_1_20) ? (var_1_1 == ((unsigned short int) (min (var_1_10 , var_1_10)))) : (var_1_1 == ((unsigned short int) (((var_1_6 + var_1_7) - var_1_10) + var_1_10)))) && ((var_1_9 < (var_1_8 << var_1_4)) ? (var_1_10 == ((unsigned char) (var_1_11 + var_1_12))) : (var_1_10 == ((unsigned char) var_1_11)))) && (((var_1_10 <= var_1_10) || var_1_27) ? (var_1_13 == ((unsigned short int) (max ((max (var_1_10 , var_1_10)) , var_1_10)))) : (var_1_13 == ((unsigned short int) var_1_10)))) && (((var_1_20 / var_1_18) > var_1_20) ? (var_1_17 == ((unsigned short int) ((var_1_19 - (max (var_1_26 , var_1_12))) - var_1_7))) : 1)) && (last_1_var_1_27 ? (var_1_20 == ((double) ((max ((max (var_1_21 , var_1_22)) , 16.6)) - var_1_23))) : (var_1_20 == ((double) var_1_22)))) && ((var_1_7 == last_1_var_1_24) ? (var_1_24 == ((unsigned long int) (2332545940u - (1490203111u - var_1_11)))) : (var_1_24 == ((unsigned long int) (var_1_10 + (var_1_25 - var_1_11)))))) && ((var_1_10 > (var_1_19 - var_1_7)) ? (var_1_26 == ((unsigned long int) var_1_10)) : 1)) && (((- 3.75) < (min (var_1_20 , var_1_22))) ? (var_1_27 == ((unsigned char) 0)) : 1) ; } int main(void) { isInitial = 1; initially(); while (1) { updateLastVariables(); updateVariables(); step(); __VERIFIER_assert(property()); isInitial = 0; } return 0; }