/export/starexec/sandbox2/solver/bin/starexec_run_c /export/starexec/sandbox2/benchmark/theBenchmark.c /export/starexec/sandbox2/output/output_files


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MAYBE
proof of /export/starexec/sandbox2/benchmark/theBenchmark.c
# AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty


Termination of the given C Problem could not be shown:

(0) C Problem
(1) CToLLVMProof [EQUIVALENT, 175 ms]
(2) LLVM problem


----------------------------------------

(0)
Obligation:
c file /export/starexec/sandbox2/benchmark/theBenchmark.c
----------------------------------------

(1) CToLLVMProof (EQUIVALENT)
Compiled c-file /export/starexec/sandbox2/benchmark/theBenchmark.c to LLVM.
----------------------------------------

(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: "main" linkageType: EXTERNALLY_VISIBLE returnParam: i32 parameters: () variableLength: false visibilityType: DEFAULT callingConvention: ccc
	0:
		%1 = alloca i32, align 4
		%n = alloca i32, align 4
		%b = alloca i32, align 4
		%x = alloca i32, align 4
		%y = alloca i32, align 4
		store 0, %1
		%2 = call i32 @__VERIFIER_nondet_int()
		store %2, %n
		%3 = call i32 @__VERIFIER_nondet_int()
		store %3, %b
		%4 = call i32 @__VERIFIER_nondet_int()
		store %4, %x
		%5 = call i32 @__VERIFIER_nondet_int()
		store %5, %y
		br %6
	6:
		%7 = load %x
		%8 = icmp sge %7 0
		br %8, %9, %16
	9:
		%10 = load %y
		%11 = icmp sle 0 %10
		br %11, %12, %16
	12:
		%13 = load %y
		%14 = load %n
		%15 = icmp sle %13 %14
		br %16
	16:
		%17 = phi [0, %9], [0, %6], [%15, %12]
		br %17, %18, %38
	18:
		%19 = load %b
		%20 = icmp eq %19 0
		br %20, %21, %28
	21:
		%22 = load %y
		%23 = add %22 1
		store %23, %y
		%24 = call i32 @__VERIFIER_nondet_int()
		%25 = icmp ne %24 0
		br %25, %26, %27
	26:
		store 1, %b
		br %27
	27:
		br %37
	28:
		%29 = load %y
		%30 = add %29 -1
		store %30, %y
		%31 = call i32 @__VERIFIER_nondet_int()
		%32 = icmp ne %31 0
		br %32, %33, %36
	33:
		%34 = load %x
		%35 = add %34 -1
		store %35, %x
		store 0, %b
		br %36
	36:
		br %37
	37:
		br %6
	38:
		ret 0


Analyze Termination of all function calls matching the pattern:
main()