4.26/1.94 YES 4.26/1.95 proof of /export/starexec/sandbox2/benchmark/theBenchmark.c 4.26/1.95 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 4.26/1.95 4.26/1.95 4.26/1.95 Termination of the given C Problem could be proven: 4.26/1.95 4.26/1.95 (0) C Problem 4.26/1.95 (1) CToLLVMProof [EQUIVALENT, 172 ms] 4.26/1.95 (2) LLVM problem 4.26/1.95 (3) LLVMToTerminationGraphProof [EQUIVALENT, 283 ms] 4.26/1.95 (4) LLVM Symbolic Execution Graph 4.26/1.95 (5) SymbolicExecutionGraphToLassoProof [EQUIVALENT, 0 ms] 4.26/1.95 (6) TRUE 4.26/1.95 4.26/1.95 4.26/1.95 ---------------------------------------- 4.26/1.95 4.26/1.95 (0) 4.26/1.95 Obligation: 4.26/1.95 c file /export/starexec/sandbox2/benchmark/theBenchmark.c 4.26/1.95 ---------------------------------------- 4.26/1.95 4.26/1.95 (1) CToLLVMProof (EQUIVALENT) 4.26/1.95 Compiled c-file /export/starexec/sandbox2/benchmark/theBenchmark.c to LLVM. 4.26/1.95 ---------------------------------------- 4.26/1.95 4.26/1.95 (2) 4.26/1.95 Obligation: 4.26/1.95 LLVM Problem 4.26/1.95 4.26/1.95 Aliases: 4.26/1.95 4.26/1.95 Data layout: 4.26/1.95 4.26/1.95 "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" 4.26/1.95 4.26/1.95 Machine: 4.26/1.95 4.26/1.95 "x86_64-pc-linux-gnu" 4.26/1.95 4.26/1.95 Type definitions: 4.26/1.95 4.26/1.95 Global variables: 4.26/1.95 4.26/1.95 Function declarations and definitions: 4.26/1.95 4.26/1.95 *BasicFunctionTypename: "__VERIFIER_nondet_int" returnParam: i32 parameters: () variableLength: false visibilityType: DEFAULT callingConvention: ccc 4.26/1.95 *BasicFunctionTypename: "test_fun" linkageType: EXTERNALLY_VISIBLE returnParam: i32 parameters: (x i32, y i32) variableLength: false visibilityType: DEFAULT callingConvention: ccc 4.26/1.95 0: 4.26/1.95 %1 = alloca i32, align 4 4.26/1.95 %2 = alloca i32, align 4 4.26/1.95 %c = alloca i32, align 4 4.26/1.95 store %x, %1 4.26/1.95 store %y, %2 4.26/1.95 store 0, %c 4.26/1.95 br %3 4.26/1.95 3: 4.26/1.95 %4 = load %1 4.26/1.95 %5 = load %2 4.26/1.95 %6 = icmp eq %4 %5 4.26/1.95 %7 = xor %6 1 4.26/1.95 br %7, %8, %21 4.26/1.95 8: 4.26/1.95 %9 = load %1 4.26/1.95 %10 = load %2 4.26/1.95 %11 = icmp sgt %9 %10 4.26/1.95 br %11, %12, %15 4.26/1.95 12: 4.26/1.95 %13 = load %2 4.26/1.95 %14 = add %13 1 4.26/1.95 store %14, %2 4.26/1.95 br %18 4.26/1.95 15: 4.26/1.95 %16 = load %1 4.26/1.95 %17 = add %16 1 4.26/1.95 store %17, %1 4.26/1.95 br %18 4.26/1.95 18: 4.26/1.95 %19 = load %c 4.26/1.95 %20 = add %19 1 4.26/1.95 store %20, %c 4.26/1.95 br %3 4.26/1.95 21: 4.26/1.95 %22 = load %c 4.26/1.95 ret %22 4.26/1.95 4.26/1.95 *BasicFunctionTypename: "main" linkageType: EXTERNALLY_VISIBLE returnParam: i32 parameters: () variableLength: false visibilityType: DEFAULT callingConvention: ccc 4.26/1.95 0: 4.26/1.95 %1 = alloca i32, align 4 4.26/1.95 store 0, %1 4.26/1.95 %2 = call i32 @__VERIFIER_nondet_int() 4.26/1.95 %3 = call i32 @__VERIFIER_nondet_int() 4.26/1.95 %4 = call i32 @test_fun(i32 %2, i32 %3) 4.26/1.95 ret %4 4.26/1.95 4.26/1.95 4.26/1.95 Analyze Termination of all function calls matching the pattern: 4.26/1.95 main() 4.26/1.95 ---------------------------------------- 4.26/1.95 4.26/1.95 (3) LLVMToTerminationGraphProof (EQUIVALENT) 4.26/1.95 Constructed symbolic execution graph for LLVM program and proved memory safety. 4.26/1.95 ---------------------------------------- 4.26/1.95 4.26/1.95 (4) 4.26/1.95 Obligation: 4.26/1.95 SE Graph 4.26/1.95 ---------------------------------------- 4.26/1.95 4.26/1.95 (5) SymbolicExecutionGraphToLassoProof (EQUIVALENT) 4.26/1.95 Converted SEGraph to 0 independent lassos. 4.26/1.95 ---------------------------------------- 4.26/1.95 4.26/1.95 (6) 4.26/1.95 TRUE 4.42/2.00 EOF