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C_Integer pair #487095996
details
property
value
status
complete
benchmark
Loop.c
ran by
Akihisa Yamada
cpu timeout
1200 seconds
wallclock timeout
300 seconds
memory limit
137438953472 bytes
execution host
n144.star.cs.uiowa.edu
space
Stroeder_15
run statistics
property
value
solver
AProVE
configuration
c
runtime (wallclock)
2.82259 seconds
cpu usage
7.45
user time
7.1
system time
0.35
max virtual memory
1.9178816E7
max residence set size
536648.0
stage attributes
key
value
starexec-result
NO
output
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# AProVE Commit ID: 794c25de1cacf0d048858bcd21c9a779e1221865 marcel 20200619 unpublished dirty Termination of the given C Problem could be disproven: (0) C Problem (1) CToLLVMProof [EQUIVALENT, 177 ms] (2) LLVM problem (3) LLVMToTerminationGraphProof [EQUIVALENT, 324 ms] (4) LLVM Symbolic Execution Graph (5) LLVMNonterminationProof [COMPLETE, 88 ms] (6) NO ---------------------------------------- (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: "main" linkageType: EXTERNALLY_VISIBLE returnParam: i32 parameters: () variableLength: false visibilityType: DEFAULT callingConvention: ccc 0: %1 = alloca i32, align 4 %a = alloca i32, align 4 %b = alloca i32, align 4 %i = alloca i32, align 4 store 0, %1 store 5, %a store 3, %b store 0, %i br %2 2: %3 = load %i %4 = icmp slt %3 10 br %4, %5, %8 5: %6 = load %i %7 = add %6 0 store %7, %i br %2 8: ret 0 Analyze Termination of all function calls matching the pattern: main() ---------------------------------------- (3) LLVMToTerminationGraphProof (EQUIVALENT) Constructed symbolic execution graph for LLVM program and proved memory safety. ---------------------------------------- (4) Obligation: SE Graph ---------------------------------------- (5) LLVMNonterminationProof (COMPLETE) Proved nontermination with the following witness: State #53 with references set to {}. Nondeterministic instruction %1 = alloca i32, align 4 in node #53 yields value 16. Nondeterministic instruction %a = alloca i32, align 4 in node #54 yields value 12. Nondeterministic instruction %b = alloca i32, align 4 in node #55 yields value 1. Nondeterministic instruction %i = alloca i32, align 4 in node #56 yields value 5. ---------------------------------------- (6) NO
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