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


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


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# AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty


Termination of the given C Problem could be proven:

(0) C Problem
(1) CToLLVMProof [EQUIVALENT, 176 ms]
(2) LLVM problem
(3) LLVMToTerminationGraphProof [EQUIVALENT, 2497 ms]
(4) LLVM Symbolic Execution Graph
(5) SymbolicExecutionGraphToSCCProof [SOUND, 0 ms]
(6) LLVM Symbolic Execution SCC
(7) SCC2IRS [SOUND, 27 ms]
(8) IntTRS
(9) PolynomialOrderProcessor [EQUIVALENT, 11 ms]
(10) YES


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(0)
Obligation:
c file /export/starexec/sandbox2/benchmark/theBenchmark.c
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(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: "test_fun" linkageType: EXTERNALLY_VISIBLE returnParam: i32 parameters: (x i32, y i32, z i32) variableLength: false visibilityType: DEFAULT callingConvention: ccc
	0:
		%1 = alloca i32, align 4
		%2 = alloca i32, align 4
		%3 = alloca i32, align 4
		%c = alloca i32, align 4
		store %x, %1
		store %y, %2
		store %z, %3
		store 0, %c
		br %4
	4:
		%5 = load %1
		%6 = load %2
		%7 = load %3
		%8 = add %6 %7
		%9 = icmp sgt %5 %8
		br %9, %10, %17
	10:
		%11 = load %2
		%12 = add %11 1
		store %12, %2
		%13 = load %3
		%14 = add %13 1
		store %14, %3
		%15 = load %c
		%16 = add %15 1
		store %16, %c
		br %4
	17:
		%18 = load %c
		ret %18

*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.
----------------------------------------

(4)
Obligation:
SE Graph
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(5) SymbolicExecutionGraphToSCCProof (SOUND)
Splitted symbolic execution graph to 1 SCC.
----------------------------------------

(6)
Obligation:
SCC
----------------------------------------

(7) SCC2IRS (SOUND)
Transformed LLVM symbolic execution graph SCC into a rewrite problem. Log: 
Generated rules. Obtained 18 rulesP rules:
f_259(v143, v144, v145, v146, v147, v148, v149, v150, v151, v152, 1, v154, v155, v156, v157, v158, v159, v160, v161, v162, v163, 0, 3, 4) -> f_260(v143, v144, v145, v146, v147, v148, v149, v154, v151, v152, 1, v150, v155, v156, v157, v158, v159, v160, v161, v162, v163, 0, 3, 4) :|: 0 = 0
f_260(v143, v144, v145, v146, v147, v148, v149, v154, v151, v152, 1, v150, v155, v156, v157, v158, v159, v160, v161, v162, v163, 0, 3, 4) -> f_261(v143, v144, v145, v146, v147, v148, v149, v154, v155, v152, 1, v150, v151, v156, v157, v158, v159, v160, v161, v162, v163, 0, 3, 4) :|: 0 = 0
f_261(v143, v144, v145, v146, v147, v148, v149, v154, v155, v152, 1, v150, v151, v156, v157, v158, v159, v160, v161, v162, v163, 0, 3, 4) -> f_262(v143, v144, v145, v146, v147, v148, v149, v154, v155, v165, 1, v150, v151, v156, v157, v158, v159, v160, v161, v162, v163, 0, 3, 4) :|: v165 = v154 + v155
f_262(v143, v144, v145, v146, v147, v148, v149, v154, v155, v165, 1, v150, v151, v156, v157, v158, v159, v160, v161, v162, v163, 0, 3, 4) -> f_263(v143, v144, v145, v146, v147, v148, v149, v154, v155, v165, 1, v150, v151, v156, v157, v158, v159, v160, v161, v162, v163, 0, 3, 4) :|: v165 < v143
f_263(v143, v144, v145, v146, v147, v148, v149, v154, v155, v165, 1, v150, v151, v156, v157, v158, v159, v160, v161, v162, v163, 0, 3, 4) -> f_265(v143, v144, v145, v146, v147, v148, v149, v154, v155, v165, 1, v150, v151, v156, v157, v158, v159, v160, v161, v162, v163, 0, 3, 4) :|: 0 = 0
f_265(v143, v144, v145, v146, v147, v148, v149, v154, v155, v165, 1, v150, v151, v156, v157, v158, v159, v160, v161, v162, v163, 0, 3, 4) -> f_267(v143, v144, v145, v146, v147, v148, v149, v154, v155, v165, 1, v150, v151, v156, v157, v158, v159, v160, v161, v162, v163, 0, 3, 4) :|: TRUE
f_267(v143, v144, v145, v146, v147, v148, v149, v154, v155, v165, 1, v150, v151, v156, v157, v158, v159, v160, v161, v162, v163, 0, 3, 4) -> f_269(v143, v144, v145, v146, v147, v148, v149, v154, v155, v165, 1, v151, v156, v157, v158, v159, v160, v161, v162, v163, 0, 3, 4) :|: 0 = 0
f_269(v143, v144, v145, v146, v147, v148, v149, v154, v155, v165, 1, v151, v156, v157, v158, v159, v160, v161, v162, v163, 0, 3, 4) -> f_271(v143, v144, v145, v146, v147, v148, v149, v154, v155, v165, 1, v166, v151, v156, v157, v158, v159, v160, v161, v162, v163, 0, 3, 4) :|: v166 = 1 + v154
f_271(v143, v144, v145, v146, v147, v148, v149, v154, v155, v165, 1, v166, v151, v156, v157, v158, v159, v160, v161, v162, v163, 0, 3, 4) -> f_273(v143, v144, v145, v146, v147, v148, v149, v154, v155, v165, 1, v166, v151, v156, v157, v158, v159, v160, v161, v162, v163, 0, 3, 4) :|: TRUE
f_273(v143, v144, v145, v146, v147, v148, v149, v154, v155, v165, 1, v166, v151, v156, v157, v158, v159, v160, v161, v162, v163, 0, 3, 4) -> f_274(v143, v144, v145, v146, v147, v148, v149, v154, v155, v165, 1, v166, v156, v157, v158, v159, v160, v161, v162, v163, 0, 3, 4) :|: 0 = 0
f_274(v143, v144, v145, v146, v147, v148, v149, v154, v155, v165, 1, v166, v156, v157, v158, v159, v160, v161, v162, v163, 0, 3, 4) -> f_275(v143, v144, v145, v146, v147, v148, v149, v154, v155, v165, 1, v166, v168, v156, v157, v158, v159, v160, v161, v162, v163, 0, 3, 4) :|: v168 = 1 + v155
f_275(v143, v144, v145, v146, v147, v148, v149, v154, v155, v165, 1, v166, v168, v156, v157, v158, v159, v160, v161, v162, v163, 0, 3, 4) -> f_276(v143, v144, v145, v146, v147, v148, v149, v154, v155, v165, 1, v166, v168, v156, v157, v158, v159, v160, v161, v162, v163, 0, 3, 4) :|: TRUE
f_276(v143, v144, v145, v146, v147, v148, v149, v154, v155, v165, 1, v166, v168, v156, v157, v158, v159, v160, v161, v162, v163, 0, 3, 4) -> f_277(v143, v144, v145, v146, v147, v148, v149, v154, v155, v165, 1, v166, v168, v157, v158, v159, v160, v161, v162, v163, 0, 3, 4) :|: 0 = 0
f_277(v143, v144, v145, v146, v147, v148, v149, v154, v155, v165, 1, v166, v168, v157, v158, v159, v160, v161, v162, v163, 0, 3, 4) -> f_278(v143, v144, v145, v146, v147, v148, v149, v154, v155, v165, 1, v166, v168, v157, v170, v158, v159, v160, v161, v162, v163, 0, 3, 4, 2) :|: v170 = 1 + v157 && 2 <= v170
f_278(v143, v144, v145, v146, v147, v148, v149, v154, v155, v165, 1, v166, v168, v157, v170, v158, v159, v160, v161, v162, v163, 0, 3, 4, 2) -> f_279(v143, v144, v145, v146, v147, v148, v149, v154, v155, v165, 1, v166, v168, v157, v170, v158, v159, v160, v161, v162, v163, 0, 3, 4, 2) :|: TRUE
f_279(v143, v144, v145, v146, v147, v148, v149, v154, v155, v165, 1, v166, v168, v157, v170, v158, v159, v160, v161, v162, v163, 0, 3, 4, 2) -> f_280(v143, v144, v145, v146, v147, v148, v149, v154, v155, v165, 1, v166, v168, v157, v170, v158, v159, v160, v161, v162, v163, 0, 3, 4, 2) :|: TRUE
f_280(v143, v144, v145, v146, v147, v148, v149, v154, v155, v165, 1, v166, v168, v157, v170, v158, v159, v160, v161, v162, v163, 0, 3, 4, 2) -> f_258(v143, v144, v145, v146, v147, v148, v149, v154, v155, v165, 1, v166, v168, v157, v170, v158, v159, v160, v161, v162, v163, 0, 3, 4) :|: TRUE
f_258(v143, v144, v145, v146, v147, v148, v149, v150, v151, v152, 1, v154, v155, v156, v157, v158, v159, v160, v161, v162, v163, 0, 3, 4) -> f_259(v143, v144, v145, v146, v147, v148, v149, v150, v151, v152, 1, v154, v155, v156, v157, v158, v159, v160, v161, v162, v163, 0, 3, 4) :|: 0 = 0
Combined rules. Obtained 1 rulesP rules:
f_259(v143:0, v144:0, v145:0, v146:0, v147:0, v148:0, v149:0, v150:0, v151:0, v152:0, 1, v154:0, v155:0, v156:0, v157:0, v158:0, v159:0, v160:0, v161:0, v162:0, v163:0, 0, 3, 4) -> f_259(v143:0, v144:0, v145:0, v146:0, v147:0, v148:0, v149:0, v154:0, v155:0, v154:0 + v155:0, 1, 1 + v154:0, 1 + v155:0, v157:0, 1 + v157:0, v158:0, v159:0, v160:0, v161:0, v162:0, v163:0, 0, 3, 4) :|: v157:0 > 0 && v154:0 + v155:0 < v143:0
Filtered unneeded arguments:
   f_259(x1, x2, x3, x4, x5, x6, x7, x8, x9, x10, x11, x12, x13, x14, x15, x16, x17, x18, x19, x20, x21, x22, x23, x24) -> f_259(x1, x12, x13, x15)
Removed division, modulo operations, cleaned up constraints. Obtained 1 rules.P rules:
f_259(v143:0, v154:0, v155:0, v157:0) -> f_259(v143:0, 1 + v154:0, 1 + v155:0, 1 + v157:0) :|: v157:0 > 0 && v154:0 + v155:0 < v143:0

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(8)
Obligation:
Rules:
f_259(v143:0, v154:0, v155:0, v157:0) -> f_259(v143:0, 1 + v154:0, 1 + v155:0, 1 + v157:0) :|: v157:0 > 0 && v154:0 + v155:0 < v143:0

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(9) PolynomialOrderProcessor (EQUIVALENT)
Found the following polynomial interpretation:
[f_259(x, x1, x2, x3)] = -2 + x - x1 - x2 + x3

The following rules are decreasing:
f_259(v143:0, v154:0, v155:0, v157:0) -> f_259(v143:0, 1 + v154:0, 1 + v155:0, 1 + v157:0) :|: v157:0 > 0 && v154:0 + v155:0 < v143:0
The following rules are bounded:
f_259(v143:0, v154:0, v155:0, v157:0) -> f_259(v143:0, 1 + v154:0, 1 + v155:0, 1 + v157:0) :|: v157:0 > 0 && v154:0 + v155:0 < v143:0

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(10)
YES