C 2019-03-28 11.48 pair #432171372

details

property	value
status	complete
benchmark	ChenFlurMukhopadhyay-SAS2012-Ex2.17_false-termination.c
ran by	Akihisa Yamada
cpu timeout	1200 seconds
wallclock timeout	300 seconds
memory limit	137438953472 bytes
execution host	n037.star.cs.uiowa.edu
space	SV-COMP_Termination_Category

run statistics

property	value
solver	AProVE
configuration	c
runtime (wallclock)	5.22375 seconds
cpu usage	16.5108
user time	15.864
system time	0.646853
max virtual memory	2.0074136E7
max residence set size	995944.0

stage attributes

key	value
starexec-result	NO

output

16.19/5.14	NO
16.19/5.15	proof of /export/starexec/sandbox/benchmark/theBenchmark.c
16.19/5.15	# AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty
16.19/5.15	
16.19/5.15	
16.19/5.15	Termination of the given C Problem could be disproven:
16.19/5.15	
16.19/5.15	(0) C Problem
16.19/5.15	(1) CToLLVMProof [EQUIVALENT, 164 ms]
16.19/5.15	(2) LLVM problem
16.19/5.15	(3) LLVMToTerminationGraphProof [EQUIVALENT, 760 ms]
16.19/5.15	(4) LLVM Symbolic Execution Graph
16.19/5.15	(5) SymbolicExecutionGraphToLassoProof [EQUIVALENT, 0 ms]
16.19/5.15	(6) LLVM Symbolic Execution Lasso
16.19/5.15	(7) Lasso2IRS [EQUIVALENT, 56 ms]
16.19/5.15	(8) IntTRS
16.19/5.15	(9) IRS2T2 [EQUIVALENT, 0 ms]
16.19/5.15	(10) T2IntSys
16.19/5.15	(11) T2 [COMPLETE, 1373 ms]
16.19/5.15	(12) NO
16.19/5.15	
16.19/5.15	
16.19/5.15	----------------------------------------
16.19/5.15	
16.19/5.15	(0)
16.19/5.15	Obligation:
16.19/5.15	c file /export/starexec/sandbox/benchmark/theBenchmark.c
16.19/5.15	----------------------------------------
16.19/5.15	
16.19/5.15	(1) CToLLVMProof (EQUIVALENT)
16.19/5.15	Compiled c-file /export/starexec/sandbox/benchmark/theBenchmark.c to LLVM.
16.19/5.15	----------------------------------------
16.19/5.15	
16.19/5.15	(2)
16.19/5.15	Obligation:
16.19/5.15	LLVM Problem
16.19/5.15	
16.19/5.15	Aliases:
16.19/5.15	
16.19/5.15	Data layout:
16.19/5.15	
16.19/5.15	"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"
16.19/5.16	
16.19/5.16	Machine:
16.19/5.16	
16.19/5.16	"x86_64-pc-linux-gnu"
16.19/5.16	
16.19/5.16	Type definitions:
16.19/5.16	
16.19/5.16	Global variables:
16.19/5.16	
16.19/5.16	Function declarations and definitions:
16.19/5.16	
16.19/5.16	*BasicFunctionTypename: "__VERIFIER_nondet_int" returnParam: i32 parameters: () variableLength: true visibilityType: DEFAULT callingConvention: ccc
16.19/5.16	*BasicFunctionTypename: "main" linkageType: EXTERNALLY_VISIBLE returnParam: i32 parameters: () variableLength: false visibilityType: DEFAULT callingConvention: ccc
16.19/5.16		0:
16.19/5.16			%1 = alloca i32, align 4
16.19/5.16			%x = alloca i32, align 4
16.19/5.16			%y = alloca i32, align 4
16.19/5.16			store 0, %1
16.19/5.16			%2 = call i32 (...)* @__VERIFIER_nondet_int()
16.19/5.16			store %2, %x
16.19/5.16			%3 = call i32 (...)* @__VERIFIER_nondet_int()
16.19/5.16			store %3, %y
16.19/5.16			br %4
16.19/5.16		4:
16.19/5.16			%5 = load %x
16.19/5.16			%6 = icmp slt %5 10
16.19/5.16			br %6, %7, %12
16.19/5.16		7:
16.19/5.16			%8 = load %y
16.19/5.16			%9 = sub 0 %8
16.19/5.16			store %9, %x
16.19/5.16			%10 = load %y
16.19/5.16			%11 = add %10 1
16.19/5.16			store %11, %y
16.19/5.16			br %4
16.19/5.16		12:
16.19/5.16			ret 0
16.19/5.16	
16.19/5.16	
16.19/5.16	Analyze Termination of all function calls matching the pattern:
16.19/5.16	main()
16.19/5.16	----------------------------------------
16.19/5.16	
16.19/5.16	(3) LLVMToTerminationGraphProof (EQUIVALENT)
16.19/5.16	Constructed symbolic execution graph for LLVM program and proved memory safety.
16.19/5.16	----------------------------------------
16.19/5.16	
16.19/5.16	(4)
16.19/5.16	Obligation:
16.19/5.16	SE Graph
16.19/5.16	----------------------------------------
16.19/5.16	
16.19/5.16	(5) SymbolicExecutionGraphToLassoProof (EQUIVALENT)
16.19/5.16	Converted SEGraph to 1 independent lasso.
16.19/5.16	----------------------------------------
16.19/5.16	
16.19/5.16	(6)
16.19/5.16	Obligation:

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actions all output return to C 2019-03-28 11.48