/export/starexec/sandbox/solver/bin/starexec_run_c /export/starexec/sandbox/benchmark/theBenchmark.c /export/starexec/sandbox/output/output_files


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YES
proof of /export/starexec/sandbox/benchmark/theBenchmark.c
# AProVE Commit ID: 794c25de1cacf0d048858bcd21c9a779e1221865 marcel 20200619 unpublished dirty


Termination of the given C Problem could be proven:

(0) C Problem
(1) CToLLVMProof [EQUIVALENT, 169 ms]
(2) LLVM problem
(3) LLVMToTerminationGraphProof [EQUIVALENT, 786 ms]
(4) LLVM Symbolic Execution Graph
(5) SymbolicExecutionGraphToLassoProof [EQUIVALENT, 0 ms]
(6) TRUE


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(0)
Obligation:
c file /export/starexec/sandbox/benchmark/theBenchmark.c
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(1) CToLLVMProof (EQUIVALENT)
Compiled c-file /export/starexec/sandbox/benchmark/theBenchmark.c to LLVM.
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(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: "__VERIFIER_nondet_int" returnParam: i32 parameters: () variableLength: false visibilityType: DEFAULT callingConvention: ccc
*BasicFunctionTypename: "test_fun" linkageType: EXTERNALLY_VISIBLE returnParam: i32 parameters: (x i32, y i32, tmp i32) variableLength: false visibilityType: DEFAULT callingConvention: ccc
	0:
		%1 = alloca i32, align 4
		%2 = alloca i32, align 4
		%3 = alloca i32, align 4
		%x_ref = alloca *i32, align 8
		%y_ref = alloca *i32, align 8
		%tmp_ref = alloca *i32, align 8
		store %x, %1
		store %y, %2
		store %tmp, %3
		%4 = alloca i8, numElementsLit: 4
		%5 = bitcast *i8 %4 to *i32
		store %5, %x_ref
		%6 = alloca i8, numElementsLit: 4
		%7 = bitcast *i8 %6 to *i32
		store %7, %y_ref
		%8 = alloca i8, numElementsLit: 4
		%9 = bitcast *i8 %8 to *i32
		store %9, %tmp_ref
		%10 = load %1
		%11 = load %x_ref
		store %10, %11
		%12 = load %2
		%13 = load %y_ref
		store %12, %13
		%14 = load %3
		%15 = load %tmp_ref
		store %14, %15
		br %16
	16:
		%17 = load %x_ref
		%18 = load %17
		%19 = load %y_ref
		%20 = load %19
		%21 = icmp sgt %18 %20
		br %21, %22, %32
	22:
		%23 = load %x_ref
		%24 = load %23
		%25 = load %tmp_ref
		store %24, %25
		%26 = load %y_ref
		%27 = load %26
		%28 = load %x_ref
		store %27, %28
		%29 = load %tmp_ref
		%30 = load %29
		%31 = load %y_ref
		store %30, %31
		br %16
	32:
		%33 = load %tmp_ref
		%34 = load %33
		ret %34

*BasicFunctionTypename: "main" linkageType: EXTERNALLY_VISIBLE returnParam: i32 parameters: () variableLength: false visibilityType: DEFAULT callingConvention: ccc
	0:
		%1 = alloca i32, align 4
		store 0, %1
		%2 = call i32 @__VERIFIER_nondet_int()
		%3 = call i32 @__VERIFIER_nondet_int()
		%4 = call i32 @__VERIFIER_nondet_int()
		%5 = call i32 @test_fun(i32 %2, i32 %3, i32 %4)
		ret %5


Analyze Termination of all function calls matching the pattern:
main()
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(3) LLVMToTerminationGraphProof (EQUIVALENT)
Constructed symbolic execution graph for LLVM program and proved memory safety.
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(4)
Obligation:
SE Graph
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(5) SymbolicExecutionGraphToLassoProof (EQUIVALENT)
Converted SEGraph to 0 independent lassos.
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(6)
TRUE