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C 2019-03-28 11.48 pair #432171360
details
property
value
status
complete
benchmark
LeikeHeizmann-WST2014-Ex9_true-termination.c
ran by
Akihisa Yamada
cpu timeout
1200 seconds
wallclock timeout
300 seconds
memory limit
137438953472 bytes
execution host
n067.star.cs.uiowa.edu
space
SV-COMP_Termination_Category
run statistics
property
value
solver
AProVE
configuration
c
runtime (wallclock)
2.86866 seconds
cpu usage
7.34476
user time
6.98718
system time
0.357587
max virtual memory
1.9408748E7
max residence set size
452036.0
stage attributes
key
value
starexec-result
YES
output
6.72/2.83 YES 6.72/2.83 proof of /export/starexec/sandbox/benchmark/theBenchmark.c 6.72/2.83 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 6.72/2.83 6.72/2.83 6.72/2.83 Termination of the given C Problem could be proven: 6.72/2.83 6.72/2.83 (0) C Problem 6.72/2.83 (1) CToLLVMProof [EQUIVALENT, 73 ms] 6.72/2.83 (2) LLVM problem 6.72/2.83 (3) LLVMToTerminationGraphProof [EQUIVALENT, 295 ms] 6.72/2.83 (4) LLVM Symbolic Execution Graph 6.72/2.83 (5) SymbolicExecutionGraphToSCCProof [SOUND, 0 ms] 6.72/2.83 (6) LLVM Symbolic Execution SCC 6.72/2.83 (7) SCC2IRS [SOUND, 70 ms] 6.72/2.83 (8) IntTRS 6.72/2.83 (9) IntTRSCompressionProof [EQUIVALENT, 0 ms] 6.72/2.83 (10) IntTRS 6.72/2.83 (11) RankingReductionPairProof [EQUIVALENT, 0 ms] 6.72/2.83 (12) YES 6.72/2.83 6.72/2.83 6.72/2.83 ---------------------------------------- 6.72/2.83 6.72/2.83 (0) 6.72/2.83 Obligation: 6.72/2.83 c file /export/starexec/sandbox/benchmark/theBenchmark.c 6.72/2.83 ---------------------------------------- 6.72/2.83 6.72/2.83 (1) CToLLVMProof (EQUIVALENT) 6.72/2.83 Compiled c-file /export/starexec/sandbox/benchmark/theBenchmark.c to LLVM. 6.72/2.83 ---------------------------------------- 6.72/2.83 6.72/2.83 (2) 6.72/2.83 Obligation: 6.72/2.83 LLVM Problem 6.72/2.83 6.72/2.83 Aliases: 6.72/2.83 6.72/2.83 Data layout: 6.72/2.83 6.72/2.83 "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" 6.72/2.83 6.72/2.83 Machine: 6.72/2.83 6.72/2.83 "x86_64-pc-linux-gnu" 6.72/2.83 6.72/2.83 Type definitions: 6.72/2.83 6.72/2.83 Global variables: 6.72/2.83 6.72/2.83 Function declarations and definitions: 6.72/2.83 6.72/2.83 *BasicFunctionTypename: "__VERIFIER_nondet_int" returnParam: i32 parameters: () variableLength: false visibilityType: DEFAULT callingConvention: ccc 6.72/2.83 *BasicFunctionTypename: "main" linkageType: EXTERNALLY_VISIBLE returnParam: i32 parameters: () variableLength: false visibilityType: DEFAULT callingConvention: ccc 6.72/2.83 0: 6.72/2.83 %1 = alloca i32, align 4 6.72/2.83 %x = alloca i32, align 4 6.72/2.83 store 0, %1 6.72/2.83 %2 = call i32 @__VERIFIER_nondet_int() 6.72/2.83 store %2, %x 6.72/2.83 br %3 6.72/2.83 3: 6.72/2.83 %4 = load %x 6.72/2.83 %5 = icmp sgt %4 0 6.72/2.83 br %5, %6, %9 6.72/2.83 6: 6.72/2.83 %7 = load %x 6.72/2.83 %8 = sdiv %7 2 6.72/2.83 store %8, %x 6.72/2.83 br %3 6.72/2.83 9: 6.72/2.83 ret 0 6.72/2.83 6.72/2.83 6.72/2.83 Analyze Termination of all function calls matching the pattern: 6.72/2.83 main() 6.72/2.83 ---------------------------------------- 6.72/2.83 6.72/2.83 (3) LLVMToTerminationGraphProof (EQUIVALENT) 6.72/2.83 Constructed symbolic execution graph for LLVM program and proved memory safety. 6.72/2.83 ---------------------------------------- 6.72/2.83 6.72/2.83 (4) 6.72/2.83 Obligation: 6.72/2.83 SE Graph 6.72/2.83 ---------------------------------------- 6.72/2.83 6.72/2.83 (5) SymbolicExecutionGraphToSCCProof (SOUND) 6.72/2.83 Splitted symbolic execution graph to 1 SCC. 6.72/2.83 ---------------------------------------- 6.72/2.83 6.72/2.83 (6) 6.72/2.83 Obligation: 6.72/2.83 SCC 6.72/2.83 ---------------------------------------- 6.72/2.83 6.72/2.83 (7) SCC2IRS (SOUND) 6.72/2.83 Transformed LLVM symbolic execution graph SCC into a rewrite problem. Log: 6.72/2.83 Generated rules. Obtained 9 rulesP rules:
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