// 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_Batch0stepLocals.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 long int var_1_1 = 0; unsigned char var_1_2 = 0; unsigned char var_1_3 = 32; signed long int var_1_4 = -32; signed long int var_1_5 = 2; signed short int var_1_6 = -10; unsigned long int var_1_7 = 1; unsigned char var_1_8 = 0; unsigned long int var_1_9 = 3470417420; unsigned char var_1_10 = 0; double var_1_11 = 32.875; double var_1_12 = 25.6; double var_1_13 = 1.75; float var_1_14 = 5.4; float var_1_15 = 127.5; float var_1_16 = 3.5; signed long int var_1_17 = 64; unsigned char var_1_18 = 64; // Calibration values // Last'ed variables // Additional functions void initially(void) { } void step(void) { // From: Req1Batch0stepLocals if (var_1_2 > (- var_1_3)) { var_1_1 = (max (var_1_3 , (var_1_2 + var_1_4))); } else { var_1_1 = (min ((1 - var_1_2) , 16)); } // From: Req2Batch0stepLocals unsigned char stepLocal_0 = var_1_2; if (var_1_3 < stepLocal_0) { var_1_5 = ((var_1_2 - var_1_3) + var_1_4); } // From: Req3Batch0stepLocals unsigned char stepLocal_1 = var_1_2; if (stepLocal_1 < (- var_1_5)) { var_1_6 = (32 - var_1_3); } // From: Req4Batch0stepLocals signed short int stepLocal_3 = var_1_6; signed long int stepLocal_2 = var_1_1; if (stepLocal_2 > var_1_3) { if (var_1_4 <= stepLocal_3) { var_1_7 = (abs (var_1_3)); } } // From: Req5Batch0stepLocals unsigned long int stepLocal_4 = var_1_9 - var_1_2; if ((- 8u) >= stepLocal_4) { var_1_8 = (! var_1_10); } else { var_1_8 = (((var_1_11 / var_1_12) >= var_1_13) || var_1_10); } // From: Req6Batch0stepLocals unsigned long int stepLocal_5 = var_1_9; if ((var_1_12 * var_1_11) > var_1_13) { if (stepLocal_5 < var_1_5) { var_1_14 = var_1_15; } else { var_1_14 = var_1_15; } } else { var_1_14 = var_1_16; } // From: Req7Batch0stepLocals if (((var_1_11 + var_1_14) / 9.2) < (min (var_1_13 , var_1_16))) { var_1_17 = (max (var_1_2 , var_1_18)); } else { var_1_17 = var_1_4; } } void updateVariables() { var_1_2 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_2 >= 0); assume_abort_if_not(var_1_2 <= 255); var_1_3 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_3 >= 0); assume_abort_if_not(var_1_3 <= 255); var_1_4 = __VERIFIER_nondet_long(); assume_abort_if_not(var_1_4 >= -1073741823); assume_abort_if_not(var_1_4 <= 1073741823); var_1_9 = __VERIFIER_nondet_ulong(); assume_abort_if_not(var_1_9 >= 2147483647); assume_abort_if_not(var_1_9 <= 4294967295); var_1_10 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_10 >= 1); assume_abort_if_not(var_1_10 <= 1); var_1_11 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_11 >= -922337.2036854776000e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )); var_1_12 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_12 >= -922337.2036854776000e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )); assume_abort_if_not(var_1_12 != 0.0F); var_1_13 = __VERIFIER_nondet_double(); assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )); var_1_15 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )); var_1_16 = __VERIFIER_nondet_float(); 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 )); var_1_18 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_18 >= 0); assume_abort_if_not(var_1_18 <= 255); } void updateLastVariables() { } int property() { return (((((((var_1_2 > (- var_1_3)) ? (var_1_1 == ((signed long int) (max (var_1_3 , (var_1_2 + var_1_4))))) : (var_1_1 == ((signed long int) (min ((1 - var_1_2) , 16))))) && ((var_1_3 < var_1_2) ? (var_1_5 == ((signed long int) ((var_1_2 - var_1_3) + var_1_4))) : 1)) && ((var_1_2 < (- var_1_5)) ? (var_1_6 == ((signed short int) (32 - var_1_3))) : 1)) && ((var_1_1 > var_1_3) ? ((var_1_4 <= var_1_6) ? (var_1_7 == ((unsigned long int) (abs (var_1_3)))) : 1) : 1)) && (((- 8u) >= (var_1_9 - var_1_2)) ? (var_1_8 == ((unsigned char) (! var_1_10))) : (var_1_8 == ((unsigned char) (((var_1_11 / var_1_12) >= var_1_13) || var_1_10))))) && (((var_1_12 * var_1_11) > var_1_13) ? ((var_1_9 < var_1_5) ? (var_1_14 == ((float) var_1_15)) : (var_1_14 == ((float) var_1_15))) : (var_1_14 == ((float) var_1_16)))) && ((((var_1_11 + var_1_14) / 9.2) < (min (var_1_13 , var_1_16))) ? (var_1_17 == ((signed long int) (max (var_1_2 , var_1_18)))) : (var_1_17 == ((signed long int) var_1_4))) ; } int main(void) { isInitial = 1; initially(); while (1) { updateLastVariables(); updateVariables(); step(); __VERIFIER_assert(property()); isInitial = 0; } return 0; }