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C 2019-03-28 11.48 pair #432170922
details
property
value
status
complete
benchmark
NonTermination2_false-termination.c
ran by
Akihisa Yamada
cpu timeout
1200 seconds
wallclock timeout
300 seconds
memory limit
137438953472 bytes
execution host
n081.star.cs.uiowa.edu
space
Ultimate
run statistics
property
value
solver
AProVE
configuration
c
runtime (wallclock)
4.22739 seconds
cpu usage
12.8898
user time
12.3185
system time
0.571253
max virtual memory
2.1822048E7
max residence set size
737360.0
stage attributes
key
value
starexec-result
NO
output
12.70/4.16 NO 12.70/4.17 proof of /export/starexec/sandbox/benchmark/theBenchmark.c 12.70/4.17 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 12.70/4.17 12.70/4.17 12.70/4.17 Termination of the given C Problem could be disproven: 12.70/4.17 12.70/4.17 (0) C Problem 12.70/4.17 (1) CToLLVMProof [EQUIVALENT, 172 ms] 12.70/4.17 (2) LLVM problem 12.70/4.17 (3) LLVMToTerminationGraphProof [EQUIVALENT, 495 ms] 12.70/4.17 (4) LLVM Symbolic Execution Graph 12.70/4.17 (5) SymbolicExecutionGraphToLassoProof [EQUIVALENT, 0 ms] 12.70/4.17 (6) LLVM Symbolic Execution Lasso 12.70/4.17 (7) Lasso2IRS [EQUIVALENT, 56 ms] 12.70/4.17 (8) IntTRS 12.70/4.17 (9) IRS2T2 [EQUIVALENT, 0 ms] 12.70/4.17 (10) T2IntSys 12.70/4.17 (11) T2 [COMPLETE, 933 ms] 12.70/4.17 (12) NO 12.70/4.17 12.70/4.17 12.70/4.17 ---------------------------------------- 12.70/4.17 12.70/4.17 (0) 12.70/4.17 Obligation: 12.70/4.17 c file /export/starexec/sandbox/benchmark/theBenchmark.c 12.70/4.17 ---------------------------------------- 12.70/4.17 12.70/4.17 (1) CToLLVMProof (EQUIVALENT) 12.70/4.17 Compiled c-file /export/starexec/sandbox/benchmark/theBenchmark.c to LLVM. 12.70/4.17 ---------------------------------------- 12.70/4.17 12.70/4.17 (2) 12.70/4.17 Obligation: 12.70/4.17 LLVM Problem 12.70/4.17 12.70/4.17 Aliases: 12.70/4.17 12.70/4.17 Data layout: 12.70/4.17 12.70/4.17 "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" 12.70/4.17 12.70/4.17 Machine: 12.70/4.17 12.70/4.17 "x86_64-pc-linux-gnu" 12.70/4.17 12.70/4.17 Type definitions: 12.70/4.17 12.70/4.17 Global variables: 12.70/4.17 12.70/4.17 Function declarations and definitions: 12.70/4.17 12.70/4.17 *BasicFunctionTypename: "__VERIFIER_nondet_int" returnParam: i32 parameters: () variableLength: true visibilityType: DEFAULT callingConvention: ccc 12.70/4.17 *BasicFunctionTypename: "main" linkageType: EXTERNALLY_VISIBLE returnParam: i32 parameters: () variableLength: false visibilityType: DEFAULT callingConvention: ccc 12.70/4.17 0: 12.70/4.17 %1 = alloca i32, align 4 12.70/4.17 %x = alloca i32, align 4 12.70/4.17 %old_x = alloca i32, align 4 12.70/4.17 store 0, %1 12.70/4.17 %2 = call i32 (...)* @__VERIFIER_nondet_int() 12.70/4.17 store %2, %x 12.70/4.17 br %3 12.70/4.17 3: 12.70/4.17 %4 = load %x 12.70/4.17 %5 = icmp sgt %4 1 12.70/4.17 br %5, %6, %15 12.70/4.17 6: 12.70/4.17 %7 = load %x 12.70/4.17 store %7, %old_x 12.70/4.17 %8 = call i32 (...)* @__VERIFIER_nondet_int() 12.70/4.17 store %8, %x 12.70/4.17 %9 = load %x 12.70/4.17 %10 = load %old_x 12.70/4.17 %11 = mul 2 %10 12.70/4.17 %12 = icmp slt %9 %11 12.70/4.17 br %12, %13, %14 12.70/4.17 13: 12.70/4.17 br %15 12.70/4.17 14: 12.70/4.17 br %3 12.70/4.17 15: 12.70/4.17 ret 0 12.70/4.17 12.70/4.17 12.70/4.17 Analyze Termination of all function calls matching the pattern: 12.70/4.17 main() 12.70/4.17 ---------------------------------------- 12.70/4.17 12.70/4.17 (3) LLVMToTerminationGraphProof (EQUIVALENT) 12.70/4.17 Constructed symbolic execution graph for LLVM program and proved memory safety. 12.70/4.17 ---------------------------------------- 12.70/4.17 12.70/4.17 (4) 12.70/4.17 Obligation: 12.70/4.17 SE Graph 12.70/4.17 ---------------------------------------- 12.70/4.17 12.70/4.17 (5) SymbolicExecutionGraphToLassoProof (EQUIVALENT) 12.70/4.17 Converted SEGraph to 1 independent lasso.
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