C pair #487094294

details

property	value
status	complete
benchmark	dll_extends_pointer_true-valid-memsafety.c
ran by	Akihisa Yamada
cpu timeout	1200 seconds
wallclock timeout	300 seconds
memory limit	137438953472 bytes
execution host	n144.star.cs.uiowa.edu
space	SV-COMP_Mixed_Categories

run statistics

property	value
solver	AProVE
configuration	c
runtime (wallclock)	4.82977 seconds
cpu usage	11.1052
user time	10.6724
system time	0.432778
max virtual memory	1.828138E7
max residence set size	1260776.0

stage attributes

key	value
starexec-result	MAYBE

output

MAYBE
proof of /export/starexec/sandbox/benchmark/theBenchmark.c
# AProVE Commit ID: 794c25de1cacf0d048858bcd21c9a779e1221865 marcel 20200619 unpublished dirty


Termination of the given C Problem could not be shown:

(0) C Problem
(1) CToLLVMProof [EQUIVALENT, 172 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

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