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C_Integer 2019-03-28 22.15 pair #432271843
details
property
value
status
complete
benchmark
NO_12.c
ran by
Akihisa Yamada
cpu timeout
1200 seconds
wallclock timeout
300 seconds
memory limit
137438953472 bytes
execution host
n069.star.cs.uiowa.edu
space
Stroeder_15
run statistics
property
value
solver
AProVE
configuration
c
runtime (wallclock)
3.25091 seconds
cpu usage
9.62559
user time
9.1408
system time
0.484787
max virtual memory
3.7653832E7
max residence set size
775788.0
stage attributes
key
value
starexec-result
NO
output
9.17/3.16 NO 9.17/3.17 proof of /export/starexec/sandbox/benchmark/theBenchmark.c 9.17/3.17 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 9.17/3.17 9.17/3.17 9.17/3.17 Termination of the given C Problem could be disproven: 9.17/3.17 9.17/3.17 (0) C Problem 9.17/3.17 (1) CToLLVMProof [EQUIVALENT, 177 ms] 9.17/3.17 (2) LLVM problem 9.17/3.17 (3) LLVMToTerminationGraphProof [EQUIVALENT, 762 ms] 9.17/3.17 (4) LLVM Symbolic Execution Graph 9.17/3.17 (5) LLVMNonterminationProof [COMPLETE, 182 ms] 9.17/3.17 (6) NO 9.17/3.17 9.17/3.17 9.17/3.17 ---------------------------------------- 9.17/3.17 9.17/3.17 (0) 9.17/3.17 Obligation: 9.17/3.17 c file /export/starexec/sandbox/benchmark/theBenchmark.c 9.17/3.17 ---------------------------------------- 9.17/3.17 9.17/3.17 (1) CToLLVMProof (EQUIVALENT) 9.17/3.17 Compiled c-file /export/starexec/sandbox/benchmark/theBenchmark.c to LLVM. 9.17/3.17 ---------------------------------------- 9.17/3.17 9.17/3.17 (2) 9.17/3.17 Obligation: 9.17/3.17 LLVM Problem 9.17/3.17 9.17/3.17 Aliases: 9.17/3.17 9.17/3.17 Data layout: 9.17/3.17 9.17/3.17 "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" 9.17/3.17 9.17/3.17 Machine: 9.17/3.17 9.17/3.17 "x86_64-pc-linux-gnu" 9.17/3.17 9.17/3.17 Type definitions: 9.17/3.17 9.17/3.17 Global variables: 9.17/3.17 9.17/3.17 Function declarations and definitions: 9.17/3.17 9.17/3.17 *BasicFunctionTypename: "main" linkageType: EXTERNALLY_VISIBLE returnParam: i32 parameters: () variableLength: false visibilityType: DEFAULT callingConvention: ccc 9.17/3.17 0: 9.17/3.17 %1 = alloca i32, align 4 9.17/3.17 %i = alloca i32, align 4 9.17/3.17 %j = alloca i32, align 4 9.17/3.17 store 0, %1 9.17/3.17 store 0, %j 9.17/3.17 store 0, %i 9.17/3.17 br %2 9.17/3.17 2: 9.17/3.17 %3 = load %i 9.17/3.17 %4 = load %j 9.17/3.17 %5 = icmp sle %3 %4 9.17/3.17 br %5, %6, %17 9.17/3.17 6: 9.17/3.17 %7 = load %j 9.17/3.17 %8 = load %i 9.17/3.17 %9 = sub %7 %8 9.17/3.17 %10 = icmp slt %9 1 9.17/3.17 br %10, %11, %14 9.17/3.17 11: 9.17/3.17 %12 = load %j 9.17/3.17 %13 = add %12 2 9.17/3.17 store %13, %j 9.17/3.17 br %14 9.17/3.17 14: 9.17/3.17 %15 = load %i 9.17/3.17 %16 = add %15 1 9.17/3.17 store %16, %i 9.17/3.17 br %2 9.17/3.17 17: 9.17/3.17 ret 0 9.17/3.17 9.17/3.17 9.17/3.17 Analyze Termination of all function calls matching the pattern: 9.17/3.17 main() 9.17/3.17 ---------------------------------------- 9.17/3.17 9.17/3.17 (3) LLVMToTerminationGraphProof (EQUIVALENT) 9.17/3.17 Constructed symbolic execution graph for LLVM program and proved memory safety. 9.17/3.17 ---------------------------------------- 9.17/3.17 9.17/3.17 (4) 9.17/3.17 Obligation: 9.17/3.17 SE Graph 9.17/3.17 ---------------------------------------- 9.17/3.17 9.17/3.17 (5) LLVMNonterminationProof (COMPLETE) 9.17/3.17 Proved nontermination with the following witness: 9.17/3.17 9.17/3.17 State #77 with references set to {}. 9.17/3.17 Nondeterministic instruction %1 = alloca i32, align 4 in node #77 yields value 16. 9.17/3.17 Nondeterministic instruction %i = alloca i32, align 4 in node #78 yields value 5.
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