4.58/1.97 NO 4.58/1.98 proof of /export/starexec/sandbox/benchmark/theBenchmark.c 4.58/1.98 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 4.58/1.98 4.58/1.98 4.58/1.98 Termination of the given C Problem could be disproven: 4.58/1.98 4.58/1.98 (0) C Problem 4.58/1.98 (1) CToLLVMProof [EQUIVALENT, 70 ms] 4.58/1.98 (2) LLVM problem 4.58/1.98 (3) LLVMToTerminationGraphProof [EQUIVALENT, 147 ms] 4.58/1.98 (4) LLVM Symbolic Execution Graph 4.58/1.98 (5) LLVMNonterminationProof [COMPLETE, 0 ms] 4.58/1.98 (6) NO 4.58/1.98 4.58/1.98 4.58/1.98 ---------------------------------------- 4.58/1.98 4.58/1.98 (0) 4.58/1.98 Obligation: 4.58/1.98 c file /export/starexec/sandbox/benchmark/theBenchmark.c 4.58/1.98 ---------------------------------------- 4.58/1.98 4.58/1.98 (1) CToLLVMProof (EQUIVALENT) 4.58/1.98 Compiled c-file /export/starexec/sandbox/benchmark/theBenchmark.c to LLVM. 4.58/1.98 ---------------------------------------- 4.58/1.98 4.58/1.98 (2) 4.58/1.98 Obligation: 4.58/1.98 LLVM Problem 4.58/1.98 4.58/1.98 Aliases: 4.58/1.98 4.58/1.98 Data layout: 4.58/1.98 4.58/1.98 "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" 4.58/1.98 4.58/1.98 Machine: 4.58/1.98 4.58/1.98 "x86_64-pc-linux-gnu" 4.58/1.98 4.58/1.98 Type definitions: 4.58/1.98 4.58/1.98 Global variables: 4.58/1.98 4.58/1.98 Function declarations and definitions: 4.58/1.98 4.58/1.98 *BasicFunctionTypename: "main" linkageType: EXTERNALLY_VISIBLE returnParam: i32 parameters: () variableLength: false visibilityType: DEFAULT callingConvention: ccc 4.58/1.98 0: 4.58/1.98 %1 = alloca i32, align 4 4.58/1.98 store 0, %1 4.58/1.98 br %2 4.58/1.98 2: 4.58/1.98 br %2 4.58/1.98 3: 4.58/1.98 %4 = load %1 4.58/1.98 ret %4 4.58/1.98 4.58/1.98 4.58/1.98 Analyze Termination of all function calls matching the pattern: 4.58/1.98 main() 4.58/1.98 ---------------------------------------- 4.58/1.98 4.58/1.98 (3) LLVMToTerminationGraphProof (EQUIVALENT) 4.58/1.98 Constructed symbolic execution graph for LLVM program and proved memory safety. 4.58/1.98 ---------------------------------------- 4.58/1.98 4.58/1.98 (4) 4.58/1.98 Obligation: 4.58/1.98 SE Graph 4.58/1.98 ---------------------------------------- 4.58/1.98 4.58/1.98 (5) LLVMNonterminationProof (COMPLETE) 4.58/1.98 Proved nontermination with the following witness: 4.58/1.98 4.58/1.98 State #20 with references set to {}. 4.58/1.98 Nondeterministic instruction %1 = alloca i32, align 4 in node #20 yields value 9. 4.58/1.98 4.58/1.98 ---------------------------------------- 4.58/1.98 4.58/1.98 (6) 4.58/1.98 NO 4.86/2.00 EOF