/export/starexec/sandbox/solver/bin/starexec_run_c /export/starexec/sandbox/benchmark/theBenchmark.c /export/starexec/sandbox/output/output_files


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MAYBE
proof of /export/starexec/sandbox/benchmark/theBenchmark.c
# AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty


Termination of the given C Problem could not be shown:

(0) C Problem
(1) CToLLVMProof [EQUIVALENT, 175 ms]
(2) LLVM problem


----------------------------------------

(0)
Obligation:
c file /export/starexec/sandbox/benchmark/theBenchmark.c
----------------------------------------

(1) CToLLVMProof (EQUIVALENT)
Compiled c-file /export/starexec/sandbox/benchmark/theBenchmark.c to LLVM.
----------------------------------------

(2)
Obligation:
LLVM Problem

Aliases:

Data layout:

"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"

Machine:

"x86_64-pc-linux-gnu"

Type definitions:

Global variables:

Function declarations and definitions:

*BasicFunctionTypename: "__VERIFIER_nondet_int" returnParam: i32 parameters: () variableLength: false visibilityType: DEFAULT callingConvention: ccc
*BasicFunctionTypename: "cstrncat" linkageType: EXTERNALLY_VISIBLE returnParam: *i8 parameters: (s1 *i8, s2 *i8, n i32) variableLength: false visibilityType: DEFAULT callingConvention: ccc
	0:
		%1 = alloca *i8, align 8
		%2 = alloca *i8, align 8
		%3 = alloca i32, align 4
		%s = alloca *i8, align 8
		store %s1, %1
		store %s2, %2
		store %n, %3
		%4 = load %1
		store %4, %s
		br %5
	5:
		%6 = load %s
		%7 = load %6
		%8 = sext i8 %7 to i32
		%9 = icmp ne %8 0
		br %9, %10, %13
	10:
		%11 = load %s
		%12 = getelementptr %11, 1
		store %12, %s
		br %5
	13:
		br %14
	14:
		%15 = load %3
		%16 = icmp ne %15 0
		br %16, %17, %24
	17:
		%18 = load %2
		%19 = getelementptr %18, 1
		store %19, %2
		%20 = load %18
		%21 = load %s
		store %20, %21
		%22 = sext i8 %20 to i32
		%23 = icmp ne %22 0
		br %24
	24:
		%25 = phi [0, %14], [%23, %17]
		br %25, %26, %31
	26:
		%27 = load %3
		%28 = add %27 -1
		store %28, %3
		%29 = load %s
		%30 = getelementptr %29, 1
		store %30, %s
		br %14
	31:
		%32 = load %s
		%33 = load %32
		%34 = sext i8 %33 to i32
		%35 = icmp ne %34 0
		br %35, %36, %38
	36:
		%37 = load %s
		store 0, %37
		br %38
	38:
		%39 = load %1
		ret %39

*BasicFunctionTypename: "main" linkageType: EXTERNALLY_VISIBLE returnParam: i32 parameters: () variableLength: false visibilityType: DEFAULT callingConvention: ccc
	0:
		%1 = alloca i32, align 4
		%s1 = alloca *i8, align 8
		%s2 = alloca *i8, align 8
		%n = alloca i32, align 4
		store 0, %1
		%2 = call i32 @__VERIFIER_nondet_int()
		store %2, %n
		%3 = load %s1
		%4 = load %s2
		%5 = load %n
		%6 = call *i8 @cstrncat(*i8 %3, *i8 %4, i32 %5)
		ret 0


Analyze Termination of all function calls matching the pattern:
main()