C_Integer 2019-03-28 22.15 pair #432271918

details

property	value
status	complete
benchmark	WhileTrue.c
ran by	Akihisa Yamada
cpu timeout	1200 seconds
wallclock timeout	300 seconds
memory limit	137438953472 bytes
execution host	n100.star.cs.uiowa.edu
space	Stroeder_15

run statistics

property	value
solver	AProVE
configuration	c
runtime (wallclock)	2.71944 seconds
cpu usage	7.34089
user time	6.95424
system time	0.386653
max virtual memory	1.9574152E7
max residence set size	526768.0

stage attributes

key	value
starexec-result	NO

output

6.79/2.65	NO
6.79/2.67	proof of /export/starexec/sandbox/benchmark/theBenchmark.c
6.79/2.67	# AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty
6.79/2.67	
6.79/2.67	
6.79/2.67	Termination of the given C Problem could be disproven:
6.79/2.67	
6.79/2.67	(0) C Problem
6.79/2.67	(1) CToLLVMProof [EQUIVALENT, 168 ms]
6.79/2.67	(2) LLVM problem
6.79/2.67	(3) LLVMToTerminationGraphProof [EQUIVALENT, 337 ms]
6.79/2.67	(4) LLVM Symbolic Execution Graph
6.79/2.67	(5) LLVMNonterminationProof [COMPLETE, 25 ms]
6.79/2.67	(6) NO
6.79/2.67	
6.79/2.67	
6.79/2.67	----------------------------------------
6.79/2.67	
6.79/2.67	(0)
6.79/2.67	Obligation:
6.79/2.67	c file /export/starexec/sandbox/benchmark/theBenchmark.c
6.79/2.67	----------------------------------------
6.79/2.67	
6.79/2.67	(1) CToLLVMProof (EQUIVALENT)
6.79/2.67	Compiled c-file /export/starexec/sandbox/benchmark/theBenchmark.c to LLVM.
6.79/2.67	----------------------------------------
6.79/2.67	
6.79/2.67	(2)
6.79/2.67	Obligation:
6.79/2.67	LLVM Problem
6.79/2.67	
6.79/2.67	Aliases:
6.79/2.67	
6.79/2.67	Data layout:
6.79/2.67	
6.79/2.67	"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"
6.79/2.67	
6.79/2.67	Machine:
6.79/2.67	
6.79/2.67	"x86_64-pc-linux-gnu"
6.79/2.67	
6.79/2.67	Type definitions:
6.79/2.67	
6.79/2.67	Global variables:
6.79/2.67	
6.79/2.67	Function declarations and definitions:
6.79/2.67	
6.79/2.67	*BasicFunctionTypename: "__VERIFIER_nondet_int" returnParam: i32 parameters: () variableLength: false visibilityType: DEFAULT callingConvention: ccc
6.79/2.67	*BasicFunctionTypename: "main" linkageType: EXTERNALLY_VISIBLE returnParam: i32 parameters: () variableLength: false visibilityType: DEFAULT callingConvention: ccc
6.79/2.67		0:
6.79/2.67			%1 = alloca i32, align 4
6.79/2.67			%i = alloca i32, align 4
6.79/2.67			store 0, %1
6.79/2.67			%2 = call i32 @__VERIFIER_nondet_int()
6.79/2.67			store %2, %i
6.79/2.67			br %3
6.79/2.67		3:
6.79/2.67			%4 = load %i
6.79/2.67			%5 = add %4 1
6.79/2.67			store %5, %i
6.79/2.67			br %3
6.79/2.67		6:
6.79/2.67			%7 = load %1
6.79/2.67			ret %7
6.79/2.67	
6.79/2.67	
6.79/2.67	Analyze Termination of all function calls matching the pattern:
6.79/2.67	main()
6.79/2.67	----------------------------------------
6.79/2.67	
6.79/2.67	(3) LLVMToTerminationGraphProof (EQUIVALENT)
6.79/2.67	Constructed symbolic execution graph for LLVM program and proved memory safety.
6.79/2.67	----------------------------------------
6.79/2.67	
6.79/2.67	(4)
6.79/2.67	Obligation:
6.79/2.67	SE Graph
6.79/2.67	----------------------------------------
6.79/2.67	
6.79/2.67	(5) LLVMNonterminationProof (COMPLETE)
6.79/2.67	Proved nontermination with the following witness:
6.79/2.67	
6.79/2.67	State #39 with references set to {}.
6.79/2.67	Nondeterministic instruction %1 = alloca i32, align 4 in node #39 yields value 1.
6.79/2.67	Nondeterministic instruction %i = alloca i32, align 4 in node #40 yields value 9.
6.79/2.67	Nondeterministic instruction %2 = call i32 @__VERIFIER_nondet_int() in node #42 yields value (-8).
6.79/2.67	
6.79/2.67	----------------------------------------
6.79/2.67	
6.79/2.67	(6)
6.79/2.67	NO
7.30/2.71	EOF

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actions all output return to C_Integer 2019-03-28 22.15