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


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


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# AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty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, 173 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:

struct.TNode --> BasicStructureType(elementType: *struct.TNode, elementType: *struct.TNode, elementType: *struct.TData, elementType: BasicTypeName typeName: struct.TDataBasicStructureType(elementType: i8))

struct.TData --> BasicStructureType(elementType: i8)

Global variables:

Function declarations and definitions:

*BasicFunctionTypename: "malloc" returnParam: *i8 noalias parameters: (i64) variableLength: false visibilityType: DEFAULT callingConvention: ccc
*BasicFunctionTypename: "__VERIFIER_nondet_int" returnParam: i32 parameters: () variableLength: true visibilityType: DEFAULT callingConvention: ccc
*BasicFunctionTypename: "free" returnParam: BasicVoidType parameters: (*i8) variableLength: false visibilityType: DEFAULT callingConvention: ccc
*BasicFunctionTypename: "main" linkageType: EXTERNALLY_VISIBLE returnParam: i32 parameters: () variableLength: false visibilityType: DEFAULT callingConvention: ccc
	0:
		%1 = alloca i32, align 4
		%list = alloca *BasicTypeName typeName: struct.TNodeBasicStructureType(elementType: *struct.TNode, elementType: *struct.TNode, elementType: *struct.TData, elementType: BasicTypeName typeName: struct.TDataBasicStructureType(elementType: i8)), align 8
		%y = alloca *BasicTypeName typeName: struct.TNodeBasicStructureType(elementType: *struct.TNode, elementType: *struct.TNode, elementType: *struct.TData, elementType: BasicTypeName typeName: struct.TDataBasicStructureType(elementType: i8)), align 8
		store 0, %1
		store null, %list
		store null, %y
		%2 = call noalias *i8 @malloc(i64 32) nounwind
		%3 = bitcast *i8 %2 to *BasicTypeName typeName: struct.TNodeBasicStructureType(elementType: *struct.TNode, elementType: *struct.TNode, elementType: *struct.TData, elementType: BasicTypeName typeName: struct.TDataBasicStructureType(elementType: i8))
		store %3, %y
		%4 = load %y
		%5 = getelementptr %4, 0, 0
		store null, %5
		%6 = load %y
		%7 = getelementptr %6, 0, 1
		store null, %7
		%8 = load %y
		%9 = getelementptr %8, 0, 3
		%10 = load %y
		%11 = getelementptr %10, 0, 2
		store %9, %11
		%12 = load %y
		store %12, %list
		br %13
	13:
		%14 = call i32 (...)* @__VERIFIER_nondet_int()
		%15 = icmp ne %14 0
		br %15, %16, %39
	16:
		%17 = call noalias *i8 @malloc(i64 32) nounwind
		%18 = bitcast *i8 %17 to *BasicTypeName typeName: struct.TNodeBasicStructureType(elementType: *struct.TNode, elementType: *struct.TNode, elementType: *struct.TData, elementType: BasicTypeName typeName: struct.TDataBasicStructureType(elementType: i8))
		store %18, %y
		%19 = load %list
		%20 = load %y
		%21 = getelementptr %20, 0, 0
		store %19, %21
		%22 = load %y
		%23 = load %list
		%24 = getelementptr %23, 0, 1
		store %22, %24
		%25 = call i32 (...)* @__VERIFIER_nondet_int()
		%26 = icmp ne %25 0
		br %26, %27, %32
	27:
		%28 = call noalias *i8 @malloc(i64 1) nounwind
		%29 = bitcast *i8 %28 to *BasicTypeName typeName: struct.TDataBasicStructureType(elementType: i8)
		%30 = load %y
		%31 = getelementptr %30, 0, 2
		store %29, %31
		br %37
	32:
		%33 = load %y
		%34 = getelementptr %33, 0, 3
		%35 = load %y
		%36 = getelementptr %35, 0, 2
		store %34, %36
		br %37
	37:
		%38 = load %y
		store %38, %list
		br %13
	39:
		br %40
	40:
		%41 = load %list
		%42 = icmp ne null %41
		br %42, %43, %62
	43:
		%44 = load %list
		store %44, %y
		%45 = load %list
		%46 = getelementptr %45, 0, 0
		%47 = load %46
		store %47, %list
		%48 = load %y
		%49 = getelementptr %48, 0, 3
		%50 = load %y
		%51 = getelementptr %50, 0, 2
		%52 = load %51
		%53 = icmp ne %49 %52
		br %53, %54, %59
	54:
		%55 = load %y
		%56 = getelementptr %55, 0, 2
		%57 = load %56
		%58 = bitcast *BasicTypeName typeName: struct.TDataBasicStructureType(elementType: i8) %57 to *i8
		Unnamed Call-Instruction = call BasicVoidType @free(*i8 %58) nounwind
		br %59
	59:
		%60 = load %y
		%61 = bitcast *BasicTypeName typeName: struct.TNodeBasicStructureType(elementType: *struct.TNode, elementType: *struct.TNode, elementType: *struct.TData, elementType: BasicTypeName typeName: struct.TDataBasicStructureType(elementType: i8)) %60 to *i8
		Unnamed Call-Instruction = call BasicVoidType @free(*i8 %61) nounwind
		br %40
	62:
		ret 0


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