// 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_Batch71PS_CN_250.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 = 32; unsigned char var_1_2 = 0; unsigned char var_1_3 = 1; signed char var_1_4 = -1; signed char var_1_5 = 4; unsigned short int var_1_9 = 35831; float var_1_10 = 1.875; float var_1_11 = 5.8; float var_1_12 = 2.375; float var_1_13 = 999999999999.75; signed short int var_1_14 = 32; signed short int var_1_15 = 25; signed short int var_1_16 = 23809; signed short int var_1_17 = 2; float var_1_18 = 499.25; signed long int var_1_19 = -4; unsigned short int var_1_20 = 10; unsigned short int var_1_21 = 16; signed char var_1_22 = -10; signed char var_1_23 = 25; signed char var_1_24 = 4; float var_1_25 = 3.5; float var_1_26 = 0.94; float var_1_27 = 32.5; float var_1_28 = 4.4; float var_1_29 = 1.75; signed long int var_1_30 = 32; signed long int var_1_31 = -100; signed long int var_1_32 = -128; signed long int var_1_33 = 8; signed char var_1_34 = 5; signed char var_1_35 = -4; signed char var_1_36 = 4; signed long int var_1_37 = 2; unsigned short int var_1_38 = 8; unsigned char var_1_39 = 0; unsigned char var_1_40 = 1; unsigned short int var_1_41 = 36156; unsigned char var_1_42 = 1; unsigned char var_1_43 = 0; unsigned char var_1_44 = 0; signed char var_1_45 = 2; unsigned char var_1_46 = 128; signed long int var_1_47 = 32; signed long int var_1_48 = 32; unsigned char var_1_49 = 1; unsigned char var_1_50 = 1; signed char var_1_51 = -50; unsigned long int var_1_52 = 1; unsigned short int var_1_53 = 2; unsigned short int var_1_54 = 56947; float var_1_55 = 1.75; float var_1_56 = 2.85; float var_1_57 = 10.1; float var_1_58 = 9.8; float var_1_59 = 255.5; float var_1_60 = 64.75; unsigned long int var_1_61 = 10; signed long int var_1_62 = -10; float var_1_63 = 128.8; float var_1_64 = 0.0; float var_1_65 = 50.5; float var_1_66 = 2.5; unsigned long int var_1_67 = 10000000; unsigned char var_1_68 = 0; float var_1_69 = 100000000000.2; signed char var_1_70 = 4; signed char var_1_71 = 1; float var_1_72 = 1.5; unsigned long int var_1_73 = 0; unsigned char var_1_74 = 1; signed long int var_1_75 = 1434612823; unsigned long int var_1_76 = 2; unsigned long int var_1_77 = 3492240326; signed short int var_1_78 = 4; signed char var_1_79 = 64; unsigned char var_1_80 = 1; unsigned char var_1_81 = 1; float var_1_82 = 15.6; float var_1_83 = 64.625; signed long int var_1_84 = -128; unsigned char var_1_85 = 0; unsigned char var_1_86 = 25; signed char var_1_87 = 16; // Calibration values // Last'ed variables float last_1_var_1_12 = 2.375; signed short int last_1_var_1_14 = 32; unsigned short int last_1_var_1_20 = 10; unsigned short int last_1_var_1_21 = 16; // Additional functions void initially(void) { } void step(void) { // From: CodeObject1 if (((min (var_1_25 , var_1_26)) - var_1_27) <= (var_1_28 + var_1_29)) { if ((max (var_1_30 , (var_1_31 / var_1_32))) < var_1_33) { var_1_24 = ((var_1_34 + var_1_35) + (abs (var_1_36 - 50))); } } else { var_1_24 = ((abs (var_1_36)) - (abs (var_1_34))); } // From: CodeObject2 if ((var_1_31 % (min (var_1_32 , var_1_38))) <= var_1_33) { if (((max (var_1_34 , var_1_38)) <= var_1_30) || (var_1_39 || var_1_40)) { if ((abs (var_1_27)) <= var_1_28) { if (var_1_27 <= var_1_25) { var_1_37 = (min ((abs (var_1_34)) , (max (var_1_35 , (min (var_1_38 , -64)))))); } else { var_1_37 = (min ((min (var_1_24 , (abs (var_1_36)))) , var_1_35)); } } } else { if (var_1_29 >= var_1_25) { var_1_37 = (abs (var_1_34)); } else { if ((var_1_41 - var_1_36) < (min (var_1_32 , var_1_34))) { var_1_37 = (abs (var_1_35)); } else { var_1_37 = (abs (var_1_38)); } } } } // From: CodeObject3 if (var_1_26 > var_1_27) { if ((var_1_32 + var_1_41) == var_1_33) { var_1_42 = (var_1_39 || (! (var_1_43 || var_1_44))); } } // From: CodeObject4 if ((var_1_46 - var_1_36) > ((var_1_47 / var_1_32) | var_1_30)) { if ((max (var_1_37 , var_1_31)) < var_1_30) { var_1_45 = var_1_36; } } // From: CodeObject5 if (((min (var_1_37 , var_1_34)) >> var_1_45) < var_1_32) { var_1_48 = (min (-4 , (max ((var_1_38 - var_1_41) , (abs (var_1_45)))))); } // From: CodeObject6 if ((max (var_1_32 , 128)) <= var_1_33) { if (var_1_44) { var_1_49 = var_1_43; } else { var_1_49 = (var_1_42 || var_1_50); } } // From: CodeObject7 if ((abs (var_1_29)) <= (- (min (var_1_25 , var_1_28)))) { var_1_51 = (abs (var_1_36 + var_1_34)); } else { var_1_51 = var_1_36; } // From: CodeObject8 if (var_1_25 <= var_1_28) { var_1_53 = (max ((var_1_54 - var_1_36) , var_1_46)); } // From: CodeObject9 if ((128 - var_1_36) > var_1_35) { if (var_1_35 > var_1_38) { var_1_55 = (max ((min (var_1_56 , (max (var_1_57 , var_1_58)))) , (min ((min (var_1_59 , var_1_60)) , 256.875f)))); } } else { var_1_55 = (max (99.5f , var_1_59)); } // From: CodeObject10 if (var_1_55 < var_1_57) { if ((abs (var_1_46)) < var_1_32) { var_1_61 = var_1_46; } } else { var_1_61 = ((min (var_1_38 , 100u)) + (abs (abs (var_1_53)))); } // From: CodeObject11 if ((var_1_47 * var_1_37) < ((max (var_1_36 , var_1_38)) - (max (var_1_46 , 25)))) { if (var_1_40) { var_1_62 = var_1_34; } } // From: CodeObject12 if ((abs (abs (var_1_28))) >= var_1_58) { var_1_63 = (((abs (var_1_64)) - var_1_65) - var_1_66); } else { if ((2 >> var_1_46) < (abs (min (var_1_45 , var_1_38)))) { var_1_63 = (max (var_1_57 , var_1_64)); } else { var_1_63 = (min (var_1_57 , var_1_59)); } } // From: CodeObject13 if (var_1_28 >= var_1_59) { var_1_67 = var_1_53; } // From: CodeObject14 if ((~ var_1_38) < (var_1_53 & (10 + var_1_37))) { var_1_68 = var_1_44; } // From: CodeObject15 if (var_1_45 >= (var_1_51 >> (max (var_1_70 , var_1_71)))) { if (var_1_68) { if (var_1_33 < var_1_47) { var_1_69 = (min ((abs (var_1_66 - var_1_72)) , var_1_64)); } else { var_1_69 = (var_1_72 - var_1_65); } } } else { var_1_69 = var_1_65; } // From: CodeObject16 if (var_1_74) { if (((var_1_75 - var_1_41) - var_1_54) <= (max (2 , var_1_45))) { var_1_73 = var_1_70; } else { var_1_73 = 4u; } } else { var_1_73 = var_1_75; } // From: CodeObject17 if ((abs (abs (var_1_70))) <= var_1_32) { var_1_76 = (var_1_77 - var_1_46); } else { if (var_1_38 >= var_1_47) { var_1_76 = (var_1_70 + var_1_46); } } // From: CodeObject18 if (var_1_57 <= ((abs (var_1_60)) + var_1_55)) { var_1_78 = (((abs (var_1_35)) + (abs (var_1_70))) - var_1_71); } // From: CodeObject19 if ((abs (var_1_54 - var_1_53)) <= var_1_24) { var_1_79 = (abs (var_1_36 + var_1_70)); } else { var_1_79 = (abs (var_1_34)); } // From: CodeObject20 if (var_1_34 >= (var_1_71 | (var_1_79 >> var_1_36))) { var_1_80 = (var_1_50 && var_1_81); } // From: CodeObject21 if ((~ var_1_52) <= var_1_73) { var_1_82 = ((max (var_1_83 , (min (var_1_66 , var_1_72)))) - (abs (var_1_60))); } // From: CodeObject22 if ((abs (var_1_25)) < var_1_66) { var_1_84 = var_1_35; } // From: CodeObject23 if ((abs (var_1_58)) >= ((abs (var_1_25)) * (var_1_65 - var_1_27))) { if (var_1_43) { if (var_1_75 < var_1_41) { var_1_85 = (var_1_50 && (! (var_1_39 && var_1_44))); } else { if (var_1_80) { var_1_85 = (var_1_74 && var_1_44); } else { var_1_85 = var_1_50; } } } } // From: CodeObject24 if ((var_1_71 & var_1_38) >= var_1_75) { if (var_1_71 <= var_1_87) { var_1_86 = var_1_70; } } // From: Req1Batch71PS_CN_250 signed long int stepLocal_0 = var_1_4 - var_1_5; if (var_1_2) { if (stepLocal_0 > ((last_1_var_1_14 + last_1_var_1_20) * last_1_var_1_21)) { var_1_1 = (var_1_9 - var_1_5); } } else { if (var_1_3) { var_1_1 = 32; } else { var_1_1 = var_1_5; } } // From: Req4Batch71PS_CN_250 unsigned short int stepLocal_2 = var_1_1; if (! (var_1_5 < var_1_1)) { if (last_1_var_1_14 >= stepLocal_2) { var_1_14 = ((min (128 , (min (2 , var_1_4)))) + var_1_5); } else { var_1_14 = ((var_1_5 - var_1_15) + var_1_4); } } else { var_1_14 = (min ((max (var_1_4 , var_1_5)) , (var_1_15 - (var_1_16 - var_1_17)))); } // From: Req2Batch71PS_CN_250 var_1_10 = var_1_11; // From: Req3Batch71PS_CN_250 signed char stepLocal_1 = var_1_4; if (last_1_var_1_12 >= ((var_1_11 / var_1_13) / 31.9f)) { if (var_1_14 > stepLocal_1) { var_1_12 = var_1_11; } else { var_1_12 = var_1_11; } } // From: Req5Batch71PS_CN_250 var_1_18 = (max ((max (255.5f , var_1_11)) , 5.5f)); // From: Req7Batch71PS_CN_250 var_1_20 = var_1_15; // From: Req8Batch71PS_CN_250 var_1_21 = var_1_5; // From: Req9Batch71PS_CN_250 var_1_22 = var_1_23; // From: Req6Batch71PS_CN_250 if (var_1_3) { var_1_19 = (max (var_1_17 , ((min (var_1_5 , var_1_9)) + (max (var_1_16 , var_1_21))))); } else { var_1_19 = var_1_5; } } void updateVariables() { var_1_2 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_2 >= 0); assume_abort_if_not(var_1_2 <= 1); var_1_3 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_3 >= 0); assume_abort_if_not(var_1_3 <= 1); var_1_4 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_4 >= -1); assume_abort_if_not(var_1_4 <= 127); var_1_5 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_5 >= 0); assume_abort_if_not(var_1_5 <= 127); var_1_9 = __VERIFIER_nondet_ushort(); assume_abort_if_not(var_1_9 >= 32767); assume_abort_if_not(var_1_9 <= 65534); var_1_11 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )); var_1_13 = __VERIFIER_nondet_float(); 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 )); assume_abort_if_not(var_1_13 != 0.0F); var_1_15 = __VERIFIER_nondet_short(); assume_abort_if_not(var_1_15 >= 0); assume_abort_if_not(var_1_15 <= 16383); var_1_16 = __VERIFIER_nondet_short(); assume_abort_if_not(var_1_16 >= 16383); assume_abort_if_not(var_1_16 <= 32766); var_1_17 = __VERIFIER_nondet_short(); assume_abort_if_not(var_1_17 >= 0); assume_abort_if_not(var_1_17 <= 16383); var_1_23 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_23 >= -127); assume_abort_if_not(var_1_23 <= 126); var_1_25 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_25 >= 0.0F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854776000e+12F && var_1_25 >= 1.0e-20F )); var_1_26 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_26 >= 0.0F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854776000e+12F && var_1_26 >= 1.0e-20F )); var_1_27 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854776000e+12F && var_1_27 >= 1.0e-20F )); var_1_28 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_28 >= -922337.2036854776000e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 9223372.036854776000e+12F && var_1_28 >= 1.0e-20F )); var_1_29 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_29 >= -922337.2036854776000e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854776000e+12F && var_1_29 >= 1.0e-20F )); var_1_30 = __VERIFIER_nondet_long(); assume_abort_if_not(var_1_30 >= -2147483648); assume_abort_if_not(var_1_30 <= 2147483647); var_1_31 = __VERIFIER_nondet_long(); assume_abort_if_not(var_1_31 >= -2147483648); assume_abort_if_not(var_1_31 <= 2147483647); var_1_32 = __VERIFIER_nondet_long(); assume_abort_if_not(var_1_32 >= -2147483648); assume_abort_if_not(var_1_32 <= 2147483647); assume_abort_if_not(var_1_32 != 0); var_1_33 = __VERIFIER_nondet_long(); assume_abort_if_not(var_1_33 >= -2147483648); assume_abort_if_not(var_1_33 <= 2147483647); var_1_34 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_34 >= -31); assume_abort_if_not(var_1_34 <= 32); var_1_35 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_35 >= -31); assume_abort_if_not(var_1_35 <= 31); var_1_36 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_36 >= 0); assume_abort_if_not(var_1_36 <= 63); var_1_38 = __VERIFIER_nondet_ushort(); assume_abort_if_not(var_1_38 >= 0); assume_abort_if_not(var_1_38 <= 65535); assume_abort_if_not(var_1_38 != 0); var_1_39 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_39 >= 0); assume_abort_if_not(var_1_39 <= 1); var_1_40 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_40 >= 0); assume_abort_if_not(var_1_40 <= 1); var_1_41 = __VERIFIER_nondet_ushort(); assume_abort_if_not(var_1_41 >= 32767); assume_abort_if_not(var_1_41 <= 65535); var_1_43 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_43 >= 0); assume_abort_if_not(var_1_43 <= 0); var_1_44 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_44 >= 0); assume_abort_if_not(var_1_44 <= 0); var_1_46 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_46 >= 127); assume_abort_if_not(var_1_46 <= 255); var_1_47 = __VERIFIER_nondet_long(); assume_abort_if_not(var_1_47 >= -2147483648); assume_abort_if_not(var_1_47 <= 2147483647); var_1_50 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_50 >= 1); assume_abort_if_not(var_1_50 <= 1); var_1_52 = __VERIFIER_nondet_ulong(); assume_abort_if_not(var_1_52 >= 0); assume_abort_if_not(var_1_52 <= 4294967295); assume_abort_if_not(var_1_52 != 0); var_1_54 = __VERIFIER_nondet_ushort(); assume_abort_if_not(var_1_54 >= 32767); assume_abort_if_not(var_1_54 <= 65534); var_1_56 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_56 >= -922337.2036854765600e+13F && var_1_56 <= -1.0e-20F) || (var_1_56 <= 9223372.036854765600e+12F && var_1_56 >= 1.0e-20F )); var_1_57 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_57 >= -922337.2036854765600e+13F && var_1_57 <= -1.0e-20F) || (var_1_57 <= 9223372.036854765600e+12F && var_1_57 >= 1.0e-20F )); var_1_58 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_58 >= -922337.2036854765600e+13F && var_1_58 <= -1.0e-20F) || (var_1_58 <= 9223372.036854765600e+12F && var_1_58 >= 1.0e-20F )); var_1_59 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_59 >= -922337.2036854765600e+13F && var_1_59 <= -1.0e-20F) || (var_1_59 <= 9223372.036854765600e+12F && var_1_59 >= 1.0e-20F )); var_1_60 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_60 >= -922337.2036854765600e+13F && var_1_60 <= -1.0e-20F) || (var_1_60 <= 9223372.036854765600e+12F && var_1_60 >= 1.0e-20F )); var_1_64 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_64 >= -922337.2036854765600e+13F && var_1_64 <= -1.0e-20F) || (var_1_64 <= -461168.6018427382800e+13F && var_1_64 >= 1.0e-20F )); var_1_65 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_65 >= 0.0F && var_1_65 <= -1.0e-20F) || (var_1_65 <= 4611686.018427382800e+12F && var_1_65 >= 1.0e-20F )); var_1_66 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_66 >= 0.0F && var_1_66 <= -1.0e-20F) || (var_1_66 <= 9223372.036854765600e+12F && var_1_66 >= 1.0e-20F )); var_1_70 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_70 >= 0); assume_abort_if_not(var_1_70 <= 8); var_1_71 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_71 >= 0); assume_abort_if_not(var_1_71 <= 8); var_1_72 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_72 >= 0.0F && var_1_72 <= -1.0e-20F) || (var_1_72 <= 9223372.036854765600e+12F && var_1_72 >= 1.0e-20F )); var_1_74 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_74 >= 0); assume_abort_if_not(var_1_74 <= 1); var_1_75 = __VERIFIER_nondet_long(); assume_abort_if_not(var_1_75 >= 1073741823); assume_abort_if_not(var_1_75 <= 2147483647); var_1_77 = __VERIFIER_nondet_ulong(); assume_abort_if_not(var_1_77 >= 2147483647); assume_abort_if_not(var_1_77 <= 4294967294); var_1_81 = __VERIFIER_nondet_uchar(); assume_abort_if_not(var_1_81 >= 1); assume_abort_if_not(var_1_81 <= 1); var_1_83 = __VERIFIER_nondet_float(); assume_abort_if_not((var_1_83 >= 0.0F && var_1_83 <= -1.0e-20F) || (var_1_83 <= 9223372.036854765600e+12F && var_1_83 >= 1.0e-20F )); var_1_87 = __VERIFIER_nondet_char(); assume_abort_if_not(var_1_87 >= -128); assume_abort_if_not(var_1_87 <= 127); } void updateLastVariables() { last_1_var_1_12 = var_1_12; last_1_var_1_14 = var_1_14; last_1_var_1_20 = var_1_20; last_1_var_1_21 = var_1_21; } int property() { return ((((((((var_1_2 ? (((var_1_4 - var_1_5) > ((last_1_var_1_14 + last_1_var_1_20) * last_1_var_1_21)) ? (var_1_1 == ((unsigned short int) (var_1_9 - var_1_5))) : 1) : (var_1_3 ? (var_1_1 == ((unsigned short int) 32)) : (var_1_1 == ((unsigned short int) var_1_5)))) && (var_1_10 == ((float) var_1_11))) && ((last_1_var_1_12 >= ((var_1_11 / var_1_13) / 31.9f)) ? ((var_1_14 > var_1_4) ? (var_1_12 == ((float) var_1_11)) : (var_1_12 == ((float) var_1_11))) : 1)) && ((! (var_1_5 < var_1_1)) ? ((last_1_var_1_14 >= var_1_1) ? (var_1_14 == ((signed short int) ((min (128 , (min (2 , var_1_4)))) + var_1_5))) : (var_1_14 == ((signed short int) ((var_1_5 - var_1_15) + var_1_4)))) : (var_1_14 == ((signed short int) (min ((max (var_1_4 , var_1_5)) , (var_1_15 - (var_1_16 - var_1_17)))))))) && (var_1_18 == ((float) (max ((max (255.5f , var_1_11)) , 5.5f))))) && (var_1_3 ? (var_1_19 == ((signed long int) (max (var_1_17 , ((min (var_1_5 , var_1_9)) + (max (var_1_16 , var_1_21))))))) : (var_1_19 == ((signed long int) var_1_5)))) && (var_1_20 == ((unsigned short int) var_1_15))) && (var_1_21 == ((unsigned short int) var_1_5))) && (var_1_22 == ((signed char) var_1_23)) ; } int main(void) { isInitial = 1; initially(); while (1) { updateLastVariables(); updateVariables(); step(); __VERIFIER_assert(property()); isInitial = 0; } return 0; }