4.95/2.27 MAYBE 5.10/2.28 proof of /export/starexec/sandbox/benchmark/theBenchmark.c 5.10/2.28 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 5.10/2.28 5.10/2.28 5.10/2.28 Termination of the given C Problem could not be shown: 5.10/2.28 5.10/2.28 (0) C Problem 5.10/2.28 (1) CToLLVMProof [EQUIVALENT, 174 ms] 5.10/2.28 (2) LLVM problem 5.10/2.28 5.10/2.28 5.10/2.28 ---------------------------------------- 5.10/2.28 5.10/2.28 (0) 5.10/2.28 Obligation: 5.10/2.28 c file /export/starexec/sandbox/benchmark/theBenchmark.c 5.10/2.28 ---------------------------------------- 5.10/2.28 5.10/2.28 (1) CToLLVMProof (EQUIVALENT) 5.10/2.28 Compiled c-file /export/starexec/sandbox/benchmark/theBenchmark.c to LLVM. 5.10/2.28 ---------------------------------------- 5.10/2.28 5.10/2.28 (2) 5.10/2.28 Obligation: 5.10/2.28 LLVM Problem 5.10/2.28 5.10/2.28 Aliases: 5.10/2.28 5.10/2.28 Data layout: 5.10/2.28 5.10/2.28 "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128" 5.10/2.28 5.10/2.28 Machine: 5.10/2.28 5.10/2.28 "x86_64-pc-linux-gnu" 5.10/2.28 5.10/2.28 Type definitions: 5.10/2.28 5.10/2.28 Global variables: 5.10/2.28 5.10/2.28 Function declarations and definitions: 5.10/2.28 5.10/2.28 *BasicFunctionTypename: "__VERIFIER_nondet_int" returnParam: i32 parameters: () variableLength: false visibilityType: DEFAULT callingConvention: ccc 5.10/2.28 *BasicFunctionTypename: "malloc" returnParam: *i8 parameters: (i64) variableLength: false visibilityType: DEFAULT callingConvention: ccc 5.10/2.28 *BasicFunctionTypename: "__VERIFIER_nondet_String" linkageType: EXTERNALLY_VISIBLE returnParam: *i8 parameters: () variableLength: false visibilityType: DEFAULT callingConvention: ccc 5.10/2.28 0: 5.10/2.28 %length = alloca i32, align 4 5.10/2.28 %nondetString = alloca *i8, align 8 5.10/2.28 %1 = call i32 @__VERIFIER_nondet_int() 5.10/2.28 store %1, %length 5.10/2.28 %2 = load %length 5.10/2.28 %3 = icmp slt %2 1 5.10/2.28 br %3, %4, %5 5.10/2.28 4: 5.10/2.28 store 1, %length 5.10/2.28 br %5 5.10/2.28 5: 5.10/2.28 %6 = load %length 5.10/2.28 %7 = sext i32 %6 to i64 5.10/2.28 %8 = mul %7 1 5.10/2.28 %9 = call *i8 @malloc(i64 %8) 5.10/2.28 store %9, %nondetString 5.10/2.28 %10 = load %length 5.10/2.28 %11 = sub %10 1 5.10/2.28 %12 = sext i32 %11 to i64 5.10/2.28 %13 = load %nondetString 5.10/2.28 %14 = getelementptr %13, %12 5.10/2.28 store 0, %14 5.10/2.28 %15 = load %nondetString 5.10/2.28 ret %15 5.10/2.28 5.10/2.28 *BasicFunctionTypename: "cstrpbrk" linkageType: EXTERNALLY_VISIBLE returnParam: *i8 parameters: (s1 *i8, s2 *i8) variableLength: false visibilityType: DEFAULT callingConvention: ccc 5.10/2.28 0: 5.10/2.28 %1 = alloca *i8, align 8 5.10/2.28 %2 = alloca *i8, align 8 5.10/2.28 %3 = alloca *i8, align 8 5.10/2.28 %sc1 = alloca *i8, align 8 5.10/2.28 %s = alloca *i8, align 8 5.10/2.28 %c = alloca i32, align 4 5.10/2.28 store %s1, %2 5.10/2.28 store %s2, %3 5.10/2.28 %4 = load %2 5.10/2.28 store %4, %sc1 5.10/2.28 br %5 5.10/2.28 5: 5.10/2.28 %6 = load %sc1 5.10/2.28 %7 = load %6 5.10/2.28 %8 = sext i8 %7 to i32 5.10/2.28 %9 = icmp ne %8 0 5.10/2.28 br %9, %10, %45 5.10/2.28 10: 5.10/2.28 %11 = load %3 5.10/2.28 store %11, %s 5.10/2.28 %12 = load %sc1 5.10/2.28 %13 = load %12 5.10/2.28 %14 = sext i8 %13 to i32 5.10/2.28 store %14, %c 5.10/2.28 br %15 5.10/2.28 15: 5.10/2.28 %16 = load %s 5.10/2.28 %17 = load %16 5.10/2.28 %18 = sext i8 %17 to i32 5.10/2.28 %19 = icmp ne %18 0 5.10/2.28 br %19, %20, %28 5.10/2.28 20: 5.10/2.28 %21 = load %s 5.10/2.28 %22 = load %21 5.10/2.28 %23 = sext i8 %22 to i32 5.10/2.28 %24 = load %c 5.10/2.28 %25 = trunc i32 %24 to i8 5.10/2.28 %26 = sext i8 %25 to i32 5.10/2.28 %27 = icmp ne %23 %26 5.10/2.28 br %28 5.10/2.28 28: 5.10/2.28 %29 = phi [0, %15], [%27, %20] 5.10/2.28 br %29, %30, %33 5.10/2.28 30: 5.10/2.28 %31 = load %s 5.10/2.28 %32 = getelementptr %31, 1 5.10/2.28 store %32, %s 5.10/2.28 br %15 5.10/2.28 33: 5.10/2.28 %34 = load %s 5.10/2.28 %35 = load %34 5.10/2.28 %36 = sext i8 %35 to i32 5.10/2.28 %37 = load %c 5.10/2.28 %38 = icmp ne %36 %37 5.10/2.28 br %38, %39, %41 5.10/2.28 39: 5.10/2.28 %40 = load %sc1 5.10/2.28 store %40, %1 5.10/2.28 br %46 5.10/2.28 41: 5.10/2.28 br %42 5.10/2.28 42: 5.10/2.28 %43 = load %sc1 5.10/2.28 %44 = getelementptr %43, 1 5.10/2.28 store %44, %sc1 5.10/2.28 br %5 5.10/2.28 45: 5.10/2.28 store null, %1 5.10/2.28 br %46 5.10/2.28 46: 5.10/2.28 %47 = load %1 5.10/2.28 ret %47 5.10/2.28 5.10/2.28 *BasicFunctionTypename: "main" linkageType: EXTERNALLY_VISIBLE returnParam: i32 parameters: () variableLength: false visibilityType: DEFAULT callingConvention: ccc 5.10/2.28 0: 5.10/2.28 %1 = alloca i32, align 4 5.10/2.28 store 0, %1 5.10/2.28 %2 = call *i8 @__VERIFIER_nondet_String() 5.10/2.28 %3 = call *i8 @__VERIFIER_nondet_String() 5.10/2.28 %4 = call *i8 @cstrpbrk(*i8 %2, *i8 %3) 5.10/2.28 %5 = load %4 5.10/2.28 %6 = sext i8 %5 to i32 5.10/2.28 ret %6 5.10/2.28 5.10/2.28 5.10/2.28 Analyze Termination of all function calls matching the pattern: 5.10/2.28 main() 5.23/5.46 EOF