C Integer pair #487569782

details

property	value
status	complete
benchmark	AlternDivWidening.c
ran by	Akihisa Yamada
cpu timeout	1200 seconds
wallclock timeout	300 seconds
memory limit	137438953472 bytes
execution host	n109.star.cs.uiowa.edu
space	Stroeder_15

run statistics

property	value
solver	AProVE
configuration	c
runtime (wallclock)	10.8028469086 seconds
cpu usage	39.439690148
max memory	3.819687936E9

stage attributes

key	value
output-size	106763
starexec-result	NO

output

/export/starexec/sandbox2/solver/bin/starexec_run_c /export/starexec/sandbox2/benchmark/theBenchmark.c /export/starexec/sandbox2/output/output_files


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


NO
proof of /export/starexec/sandbox2/benchmark/theBenchmark.c
# AProVE Commit ID: 794c25de1cacf0d048858bcd21c9a779e1221865 marcel 20200619 unpublished dirty


Termination of the given C Problem could be disproven:

(0) C Problem
(1) CToLLVMProof [EQUIVALENT, 147 ms]
(2) LLVM problem
(3) LLVMToTerminationGraphProof [EQUIVALENT, 2597 ms]
(4) LLVM Symbolic Execution Graph
(5) SymbolicExecutionGraphToLassoProof [COMPLETE, 1 ms]
(6) AND
    (7) LLVM Symbolic Execution Lasso
        (8) Lasso2IRS [EQUIVALENT, 49 ms]
        (9) IntTRS
        (10) IRS2T2 [EQUIVALENT, 0 ms]
        (11) T2IntSys
        (12) T2 [COMPLETE, 1263 ms]
        (13) NO
    (14) LLVM Symbolic Execution Lasso
        (15) Lasso2IRS [EQUIVALENT, 124 ms]
        (16) IntTRS
        (17) IRS2T2 [EQUIVALENT, 0 ms]
        (18) T2IntSys
        (19) T2 [COMPLETE, 1162 ms]
        (20) NO
    (21) LLVM Symbolic Execution Lasso
        (22) Lasso2IRS [EQUIVALENT, 22 ms]
        (23) IntTRS
        (24) IRS2T2 [EQUIVALENT, 0 ms]
        (25) T2IntSys
    (26) LLVM Symbolic Execution Lasso
        (27) Lasso2IRS [EQUIVALENT, 25 ms]
        (28) IntTRS
        (29) IRS2T2 [EQUIVALENT, 0 ms]
        (30) T2IntSys


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

(0)
Obligation:
c file /export/starexec/sandbox2/benchmark/theBenchmark.c
----------------------------------------

(1) CToLLVMProof (EQUIVALENT)
Compiled c-file /export/starexec/sandbox2/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: "main" linkageType: EXTERNALLY_VISIBLE returnParam: i32 parameters: () variableLength: false visibilityType: DEFAULT callingConvention: ccc
	0:
		%1 = alloca i32, align 4
		%i = alloca i32, align 4
		%w = alloca i32, align 4
		store 0, %1
		%2 = call i32 @__VERIFIER_nondet_int()
		store %2, %i
		store 5, %w
		br %3
	3:
		%4 = load %i
		%5 = icmp ne %4 0
		br %5, %6, %30
	6:
		%7 = load %i
		%8 = load %w
		%9 = sub 0 %8
		%10 = icmp slt %7 %9
		br %10, %11, %16
	11:
		%12 = load %i

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actions all output return to C Integer