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C_Integer 2019-03-28 22.15 pair #432272137
details
property
value
status
complete
benchmark
NO_03.c
ran by
Akihisa Yamada
cpu timeout
1200 seconds
wallclock timeout
300 seconds
memory limit
137438953472 bytes
execution host
n051.star.cs.uiowa.edu
space
Stroeder_15
run statistics
property
value
solver
AProVE
configuration
c
runtime (wallclock)
2.55604 seconds
cpu usage
7.04978
user time
6.71561
system time
0.334164
max virtual memory
1.9443352E7
max residence set size
530384.0
stage attributes
key
value
starexec-result
NO
output
6.67/2.51 NO 6.67/2.52 proof of /export/starexec/sandbox/benchmark/theBenchmark.c 6.67/2.52 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 6.67/2.52 6.67/2.52 6.67/2.52 Termination of the given C Problem could be disproven: 6.67/2.52 6.67/2.52 (0) C Problem 6.67/2.52 (1) CToLLVMProof [EQUIVALENT, 161 ms] 6.67/2.52 (2) LLVM problem 6.67/2.52 (3) LLVMToTerminationGraphProof [EQUIVALENT, 312 ms] 6.67/2.52 (4) LLVM Symbolic Execution Graph 6.67/2.52 (5) LLVMNonterminationProof [COMPLETE, 120 ms] 6.67/2.52 (6) NO 6.67/2.52 6.67/2.52 6.67/2.52 ---------------------------------------- 6.67/2.52 6.67/2.52 (0) 6.67/2.52 Obligation: 6.67/2.52 c file /export/starexec/sandbox/benchmark/theBenchmark.c 6.67/2.52 ---------------------------------------- 6.67/2.52 6.67/2.52 (1) CToLLVMProof (EQUIVALENT) 6.67/2.52 Compiled c-file /export/starexec/sandbox/benchmark/theBenchmark.c to LLVM. 6.67/2.52 ---------------------------------------- 6.67/2.52 6.67/2.52 (2) 6.67/2.52 Obligation: 6.67/2.52 LLVM Problem 6.67/2.52 6.67/2.52 Aliases: 6.67/2.52 6.67/2.52 Data layout: 6.67/2.52 6.67/2.52 "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" 6.67/2.52 6.67/2.52 Machine: 6.67/2.52 6.67/2.52 "x86_64-pc-linux-gnu" 6.67/2.52 6.67/2.52 Type definitions: 6.67/2.52 6.67/2.52 Global variables: 6.67/2.52 6.67/2.52 Function declarations and definitions: 6.67/2.52 6.67/2.52 *BasicFunctionTypename: "main" linkageType: EXTERNALLY_VISIBLE returnParam: i32 parameters: () variableLength: false visibilityType: DEFAULT callingConvention: ccc 6.67/2.52 0: 6.67/2.52 %1 = alloca i32, align 4 6.67/2.52 %i = alloca i32, align 4 6.67/2.52 %j = alloca i32, align 4 6.67/2.52 store 0, %1 6.67/2.52 store 0, %i 6.67/2.52 br %2 6.67/2.52 2: 6.67/2.52 %3 = load %i 6.67/2.52 %4 = icmp slt %3 100 6.67/2.52 br %4, %5, %15 6.67/2.52 5: 6.67/2.52 store 0, %j 6.67/2.52 br %6 6.67/2.52 6: 6.67/2.52 %7 = load %j 6.67/2.52 %8 = icmp slt %7 1 6.67/2.52 br %8, %9, %12 6.67/2.52 9: 6.67/2.52 %10 = load %j 6.67/2.52 %11 = add %10 1 6.67/2.52 store %11, %j 6.67/2.52 br %6 6.67/2.52 12: 6.67/2.52 %13 = load %i 6.67/2.52 %14 = add %13 0 6.67/2.52 store %14, %i 6.67/2.52 br %2 6.67/2.52 15: 6.67/2.52 ret 0 6.67/2.52 6.67/2.52 6.67/2.52 Analyze Termination of all function calls matching the pattern: 6.67/2.52 main() 6.67/2.52 ---------------------------------------- 6.67/2.52 6.67/2.52 (3) LLVMToTerminationGraphProof (EQUIVALENT) 6.67/2.52 Constructed symbolic execution graph for LLVM program and proved memory safety. 6.67/2.52 ---------------------------------------- 6.67/2.52 6.67/2.52 (4) 6.67/2.52 Obligation: 6.67/2.52 SE Graph 6.67/2.52 ---------------------------------------- 6.67/2.52 6.67/2.52 (5) LLVMNonterminationProof (COMPLETE) 6.67/2.52 Proved nontermination with the following witness: 6.67/2.52 6.67/2.52 State #71 with references set to {}. 6.67/2.52 Nondeterministic instruction %1 = alloca i32, align 4 in node #71 yields value 11. 6.67/2.52 Nondeterministic instruction %i = alloca i32, align 4 in node #72 yields value 5. 6.67/2.52 Nondeterministic instruction %j = alloca i32, align 4 in node #73 yields value 1.
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