details

property	value
status	complete
benchmark	NonTerminationSimple7_false-termination.c
ran by	Akihisa Yamada
cpu timeout	1200 seconds
wallclock timeout	300 seconds
memory limit	137438953472 bytes
execution host	n075.star.cs.uiowa.edu
space	Ultimate

run statistics

property	value
solver	AProVE
configuration	c
runtime (wallclock)	2.3639 seconds
cpu usage	5.59218
user time	5.3677
system time	0.224488
max virtual memory	1.8316928E7
max residence set size	395924.0

stage attributes

key	value
starexec-result	NO

output

5.17/2.32 NO 5.54/2.33 proof of /export/starexec/sandbox/benchmark/theBenchmark.c 5.54/2.33 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 5.54/2.33 5.54/2.33 5.54/2.33 Termination of the given C Problem could be disproven: 5.54/2.33 5.54/2.33 (0) C Problem 5.54/2.33 (1) CToLLVMProof [EQUIVALENT, 175 ms] 5.54/2.33 (2) LLVM problem 5.54/2.33 (3) LLVMToTerminationGraphProof [EQUIVALENT, 294 ms] 5.54/2.33 (4) LLVM Symbolic Execution Graph 5.54/2.33 (5) LLVMNonterminationProof [COMPLETE, 59 ms] 5.54/2.33 (6) NO 5.54/2.33 5.54/2.33 5.54/2.33 ---------------------------------------- 5.54/2.33 5.54/2.33 (0) 5.54/2.33 Obligation: 5.54/2.33 c file /export/starexec/sandbox/benchmark/theBenchmark.c 5.54/2.33 ---------------------------------------- 5.54/2.33 5.54/2.33 (1) CToLLVMProof (EQUIVALENT) 5.54/2.33 Compiled c-file /export/starexec/sandbox/benchmark/theBenchmark.c to LLVM. 5.54/2.33 ---------------------------------------- 5.54/2.33 5.54/2.33 (2) 5.54/2.33 Obligation: 5.54/2.33 LLVM Problem 5.54/2.33 5.54/2.33 Aliases: 5.54/2.33 5.54/2.33 Data layout: 5.54/2.33 5.54/2.33 "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" 5.54/2.33 5.54/2.33 Machine: 5.54/2.33 5.54/2.33 "x86_64-pc-linux-gnu" 5.54/2.33 5.54/2.33 Type definitions: 5.54/2.33 5.54/2.33 Global variables: 5.54/2.33 5.54/2.33 Function declarations and definitions: 5.54/2.33 5.54/2.33 *BasicFunctionTypename: "__VERIFIER_nondet_int" returnParam: i32 parameters: () variableLength: true visibilityType: DEFAULT callingConvention: ccc 5.54/2.33 *BasicFunctionTypename: "main" linkageType: EXTERNALLY_VISIBLE returnParam: i32 parameters: () variableLength: false visibilityType: DEFAULT callingConvention: ccc 5.54/2.33 0: 5.54/2.33 %1 = alloca i32, align 4 5.54/2.33 %x = alloca i32, align 4 5.54/2.33 %c = alloca i32, align 4 5.54/2.33 store 0, %1 5.54/2.33 %2 = call i32 (...)* @__VERIFIER_nondet_int() 5.54/2.33 store %2, %x 5.54/2.33 %3 = call i32 (...)* @__VERIFIER_nondet_int() 5.54/2.33 store %3, %c 5.54/2.33 %4 = load %c 5.54/2.33 %5 = icmp ne %4 0 5.54/2.33 br %5, %6, %7 5.54/2.33 6: 5.54/2.33 store 1, %1 5.54/2.33 br %16 5.54/2.33 7: 5.54/2.33 br %8 5.54/2.33 8: 5.54/2.33 %9 = load %x 5.54/2.33 %10 = icmp sge %9 0 5.54/2.33 br %10, %11, %15 5.54/2.33 11: 5.54/2.33 %12 = load %c 5.54/2.33 %13 = load %x 5.54/2.33 %14 = add %13 %12 5.54/2.33 store %14, %x 5.54/2.33 br %8 5.54/2.33 15: 5.54/2.33 store 0, %1 5.54/2.33 br %16 5.54/2.33 16: 5.54/2.33 %17 = load %1 5.54/2.33 ret %17 5.54/2.33 5.54/2.33 5.54/2.33 Analyze Termination of all function calls matching the pattern: 5.54/2.33 main() 5.54/2.33 ---------------------------------------- 5.54/2.33 5.54/2.33 (3) LLVMToTerminationGraphProof (EQUIVALENT) 5.54/2.33 Constructed symbolic execution graph for LLVM program and proved memory safety. 5.54/2.33 ---------------------------------------- 5.54/2.33 5.54/2.33 (4) 5.54/2.33 Obligation: 5.54/2.33 SE Graph 5.54/2.33 ---------------------------------------- 5.54/2.33 5.54/2.33 (5) LLVMNonterminationProof (COMPLETE) 5.54/2.33 Proved nontermination with the following witness: 5.54/2.33 popout

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all output return to C 2019-03-28 11.48