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C Integ Progr 58257 pair #381736855
details
property
value
status
complete
benchmark
NO_23.c
ran by
Akihisa Yamada
cpu timeout
1200 seconds
wallclock timeout
300 seconds
memory limit
137438953472 bytes
execution host
n034.star.cs.uiowa.edu
space
Stroeder_15
run statistics
property
value
solver
AProVE
configuration
c
runtime (wallclock)
2.4985370636 seconds
cpu usage
6.884234703
max memory
4.88206336E8
stage attributes
key
value
output-size
2422
starexec-result
NO
output
/export/starexec/sandbox/solver/bin/starexec_run_c /export/starexec/sandbox/benchmark/theBenchmark.c /export/starexec/sandbox/output/output_files -------------------------------------------------------------------------------- NO proof of /export/starexec/sandbox/benchmark/theBenchmark.c # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty Termination of the given C Problem could be disproven: (0) C Problem (1) CToLLVMProof [EQUIVALENT, 148 ms] (2) LLVM problem (3) LLVMToTerminationGraphProof [EQUIVALENT, 251 ms] (4) LLVM Symbolic Execution Graph (5) LLVMNonterminationProof [COMPLETE, 78 ms] (6) NO ---------------------------------------- (0) Obligation: c file /export/starexec/sandbox/benchmark/theBenchmark.c ---------------------------------------- (1) CToLLVMProof (EQUIVALENT) Compiled c-file /export/starexec/sandbox/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 %i = alloca i32, align 4 store 0, %1 store 0, %i br %2 2: %3 = load %i %4 = icmp slt %3 100 br %4, %5, %11 5: %6 = load %i %7 = icmp slt %6 50 br %7, %8, %9 8: store 51, %i br %10 9: store 49, %i br %10 10: br %2 11: 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 13. Nondeterministic instruction %i = alloca i32, align 4 in node #54 yields value 1.
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