details

property	value
status	complete
benchmark	Ex03.c
ran by	Akihisa Yamada
cpu timeout	1200 seconds
wallclock timeout	300 seconds
memory limit	137438953472 bytes
execution host	n135.star.cs.uiowa.edu
space	Stroeder_15

run statistics

property	value
solver	AProVE
configuration	c
runtime (wallclock)	2.98485 seconds
cpu usage	8.59622
user time	8.18775
system time	0.408469
max virtual memory	1.9947568E7
max residence set size	659220.0

stage attributes

key	value
starexec-result	NO

output

8.19/2.92 NO 8.48/2.95 proof of /export/starexec/sandbox2/benchmark/theBenchmark.c 8.48/2.95 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 8.48/2.95 8.48/2.95 8.48/2.95 Termination of the given C Problem could be disproven: 8.48/2.95 8.48/2.95 (0) C Problem 8.48/2.95 (1) CToLLVMProof [EQUIVALENT, 162 ms] 8.48/2.95 (2) LLVM problem 8.48/2.95 (3) LLVMToTerminationGraphProof [EQUIVALENT, 487 ms] 8.48/2.95 (4) LLVM Symbolic Execution Graph 8.48/2.95 (5) LLVMNonterminationProof [COMPLETE, 44 ms] 8.48/2.95 (6) NO 8.48/2.95 8.48/2.95 8.48/2.95 ---------------------------------------- 8.48/2.95 8.48/2.95 (0) 8.48/2.95 Obligation: 8.48/2.95 c file /export/starexec/sandbox2/benchmark/theBenchmark.c 8.48/2.95 ---------------------------------------- 8.48/2.95 8.48/2.95 (1) CToLLVMProof (EQUIVALENT) 8.48/2.95 Compiled c-file /export/starexec/sandbox2/benchmark/theBenchmark.c to LLVM. 8.48/2.95 ---------------------------------------- 8.48/2.95 8.48/2.95 (2) 8.48/2.95 Obligation: 8.48/2.95 LLVM Problem 8.48/2.95 8.48/2.95 Aliases: 8.48/2.95 8.48/2.95 Data layout: 8.48/2.95 8.48/2.95 "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" 8.48/2.95 8.48/2.95 Machine: 8.48/2.95 8.48/2.95 "x86_64-pc-linux-gnu" 8.48/2.95 8.48/2.95 Type definitions: 8.48/2.95 8.48/2.95 Global variables: 8.48/2.95 8.48/2.95 Function declarations and definitions: 8.48/2.95 8.48/2.95 *BasicFunctionTypename: "__VERIFIER_nondet_int" returnParam: i32 parameters: () variableLength: false visibilityType: DEFAULT callingConvention: ccc 8.48/2.95 *BasicFunctionTypename: "main" linkageType: EXTERNALLY_VISIBLE returnParam: i32 parameters: () variableLength: false visibilityType: DEFAULT callingConvention: ccc 8.48/2.95 0: 8.48/2.95 %1 = alloca i32, align 4 8.48/2.95 %i = alloca i32, align 4 8.48/2.95 store 0, %1 8.48/2.95 %2 = call i32 @__VERIFIER_nondet_int() 8.48/2.95 store %2, %i 8.48/2.95 br %3 8.48/2.95 3: 8.48/2.95 %4 = load %i 8.48/2.95 %5 = icmp slt %4 0 8.48/2.95 br %5, %6, %13 8.48/2.95 6: 8.48/2.95 %7 = load %i 8.48/2.95 %8 = icmp ne %7 -5 8.48/2.95 br %8, %9, %12 8.48/2.95 9: 8.48/2.95 %10 = load %i 8.48/2.95 %11 = add %10 1 8.48/2.95 store %11, %i 8.48/2.95 br %12 8.48/2.95 12: 8.48/2.95 br %3 8.48/2.95 13: 8.48/2.95 ret 0 8.48/2.95 8.48/2.95 8.48/2.95 Analyze Termination of all function calls matching the pattern: 8.48/2.95 main() 8.48/2.95 ---------------------------------------- 8.48/2.95 8.48/2.95 (3) LLVMToTerminationGraphProof (EQUIVALENT) 8.48/2.95 Constructed symbolic execution graph for LLVM program and proved memory safety. 8.48/2.95 ---------------------------------------- 8.48/2.95 8.48/2.95 (4) 8.48/2.95 Obligation: 8.48/2.95 SE Graph 8.48/2.95 ---------------------------------------- 8.48/2.95 8.48/2.95 (5) LLVMNonterminationProof (COMPLETE) 8.48/2.95 Proved nontermination with the following witness: 8.48/2.95 8.48/2.95 State #57 with references set to {}. 8.48/2.95 Nondeterministic instruction %1 = alloca i32, align 4 in node #57 yields value 13. 8.48/2.95 Nondeterministic instruction %i = alloca i32, align 4 in node #58 yields value 1. 8.48/2.95 Nondeterministic instruction %2 = call i32 @__VERIFIER_nondet_int() in node #60 yields value (-6). 8.48/2.95 8.48/2.95 ---------------------------------------- 8.48/2.95 8.48/2.95 (6) 8.48/2.95 NO popout

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all output return to C_Integer 2019-03-28 22.15