16.19/5.14	NO
16.19/5.15	proof of /export/starexec/sandbox/benchmark/theBenchmark.c
16.19/5.15	# AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty
16.19/5.15	
16.19/5.15	
16.19/5.15	Termination of the given C Problem could be disproven:
16.19/5.15	
16.19/5.15	(0) C Problem
16.19/5.15	(1) CToLLVMProof [EQUIVALENT, 164 ms]
16.19/5.15	(2) LLVM problem
16.19/5.15	(3) LLVMToTerminationGraphProof [EQUIVALENT, 760 ms]
16.19/5.15	(4) LLVM Symbolic Execution Graph
16.19/5.15	(5) SymbolicExecutionGraphToLassoProof [EQUIVALENT, 0 ms]
16.19/5.15	(6) LLVM Symbolic Execution Lasso
16.19/5.15	(7) Lasso2IRS [EQUIVALENT, 56 ms]
16.19/5.15	(8) IntTRS
16.19/5.15	(9) IRS2T2 [EQUIVALENT, 0 ms]
16.19/5.15	(10) T2IntSys
16.19/5.15	(11) T2 [COMPLETE, 1373 ms]
16.19/5.15	(12) NO
16.19/5.15	
16.19/5.15	
16.19/5.15	----------------------------------------
16.19/5.15	
16.19/5.15	(0)
16.19/5.15	Obligation:
16.19/5.15	c file /export/starexec/sandbox/benchmark/theBenchmark.c
16.19/5.15	----------------------------------------
16.19/5.15	
16.19/5.15	(1) CToLLVMProof (EQUIVALENT)
16.19/5.15	Compiled c-file /export/starexec/sandbox/benchmark/theBenchmark.c to LLVM.
16.19/5.15	----------------------------------------
16.19/5.15	
16.19/5.15	(2)
16.19/5.15	Obligation:
16.19/5.15	LLVM Problem
16.19/5.15	
16.19/5.15	Aliases:
16.19/5.15	
16.19/5.15	Data layout:
16.19/5.15	
16.19/5.15	"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"
16.19/5.16	
16.19/5.16	Machine:
16.19/5.16	
16.19/5.16	"x86_64-pc-linux-gnu"
16.19/5.16	
16.19/5.16	Type definitions:
16.19/5.16	
16.19/5.16	Global variables:
16.19/5.16	
16.19/5.16	Function declarations and definitions:
16.19/5.16	
16.19/5.16	*BasicFunctionTypename: "__VERIFIER_nondet_int" returnParam: i32 parameters: () variableLength: true visibilityType: DEFAULT callingConvention: ccc
16.19/5.16	*BasicFunctionTypename: "main" linkageType: EXTERNALLY_VISIBLE returnParam: i32 parameters: () variableLength: false visibilityType: DEFAULT callingConvention: ccc
16.19/5.16		0:
16.19/5.16			%1 = alloca i32, align 4
16.19/5.16			%x = alloca i32, align 4
16.19/5.16			%y = alloca i32, align 4
16.19/5.16			store 0, %1
16.19/5.16			%2 = call i32 (...)* @__VERIFIER_nondet_int()
16.19/5.16			store %2, %x
16.19/5.16			%3 = call i32 (...)* @__VERIFIER_nondet_int()
16.19/5.16			store %3, %y
16.19/5.16			br %4
16.19/5.16		4:
16.19/5.16			%5 = load %x
16.19/5.16			%6 = icmp slt %5 10
16.19/5.16			br %6, %7, %12
16.19/5.16		7:
16.19/5.16			%8 = load %y
16.19/5.16			%9 = sub 0 %8
16.19/5.16			store %9, %x
16.19/5.16			%10 = load %y
16.19/5.16			%11 = add %10 1
16.19/5.16			store %11, %y
16.19/5.16			br %4
16.19/5.16		12:
16.19/5.16			ret 0
16.19/5.16	
16.19/5.16	
16.19/5.16	Analyze Termination of all function calls matching the pattern:
16.19/5.16	main()
16.19/5.16	----------------------------------------
16.19/5.16	
16.19/5.16	(3) LLVMToTerminationGraphProof (EQUIVALENT)
16.19/5.16	Constructed symbolic execution graph for LLVM program and proved memory safety.
16.19/5.16	----------------------------------------
16.19/5.16	
16.19/5.16	(4)
16.19/5.16	Obligation:
16.19/5.16	SE Graph
16.19/5.16	----------------------------------------
16.19/5.16	
16.19/5.16	(5) SymbolicExecutionGraphToLassoProof (EQUIVALENT)
16.19/5.16	Converted SEGraph to 1 independent lasso.
16.19/5.16	----------------------------------------
16.19/5.16	
16.19/5.16	(6)
16.19/5.16	Obligation:
16.19/5.16	Lasso
16.19/5.16	----------------------------------------
16.19/5.16	
16.19/5.16	(7) Lasso2IRS (EQUIVALENT)
16.19/5.16	Transformed LLVM symbolic execution graph SCC into a rewrite problem. Log: 
16.19/5.16	Generated rules. Obtained 34 rulesP rules:
16.19/5.16	f_117(v37, v38, v39, v40, v41, v45, 1, v44, v46, v47, v48, v49, 0, 3, 9, 4) -> f_118(v37, v38, v39, v40, v41, v45, 1, v44, v46, v47, v48, v49, 0, 3, 9, 8, 4) :|: v45 < 10 && 0 <= 9 + v44 && 0 <= 8 + v46
16.19/5.16	f_118(v37, v38, v39, v40, v41, v45, 1, v44, v46, v47, v48, v49, 0, 3, 9, 8, 4) -> f_120(v37, v38, v39, v40, v41, v45, 1, v44, v46, v47, v48, v49, 0, 3, 9, 8, 4) :|: 0 = 0
16.19/5.16	f_120(v37, v38, v39, v40, v41, v45, 1, v44, v46, v47, v48, v49, 0, 3, 9, 8, 4) -> f_122(v37, v38, v39, v40, v41, v45, 1, v44, v46, v47, v48, v49, 0, 3, 9, 8, 4) :|: TRUE
16.19/5.16	f_122(v37, v38, v39, v40, v41, v45, 1, v44, v46, v47, v48, v49, 0, 3, 9, 8, 4) -> f_124(v37, v38, v39, v40, v41, v45, 1, v46, v44, v47, v48, v49, 0, 3, 9, 8, 4) :|: 0 = 0
16.19/5.16	f_124(v37, v38, v39, v40, v41, v45, 1, v46, v44, v47, v48, v49, 0, 3, 9, 8, 4) -> f_125(v37, v38, v39, v40, v41, v45, 1, v46, v51, v44, v47, v48, v49, 0, 3, 9, 8, 4) :|: v51 + v46 = 0 && v51 <= 8
16.19/5.16	f_125(v37, v38, v39, v40, v41, v45, 1, v46, v51, v44, v47, v48, v49, 0, 3, 9, 8, 4) -> f_126(v37, v38, v39, v40, v41, v45, 1, v46, v51, v44, v47, v48, v49, 0, 3, 9, 8, 4) :|: TRUE
16.19/5.16	f_126(v37, v38, v39, v40, v41, v45, 1, v46, v51, v44, v47, v48, v49, 0, 3, 9, 8, 4) -> f_127(v37, v38, v39, v40, v41, v45, 1, v46, v51, v47, v48, v49, 0, 3, 9, 8, 4) :|: 0 = 0
16.19/5.16	f_127(v37, v38, v39, v40, v41, v45, 1, v46, v51, v47, v48, v49, 0, 3, 9, 8, 4) -> f_128(v37, v38, v39, v40, v41, v45, 1, v46, v51, v53, v47, v48, v49, 0, 3, 9, 8, 4, 7) :|: v53 = 1 + v46 && 0 <= 7 + v53
16.19/5.16	f_128(v37, v38, v39, v40, v41, v45, 1, v46, v51, v53, v47, v48, v49, 0, 3, 9, 8, 4, 7) -> f_129(v37, v38, v39, v40, v41, v45, 1, v46, v51, v53, v47, v48, v49, 0, 3, 9, 8, 4, 7) :|: TRUE
16.19/5.16	f_129(v37, v38, v39, v40, v41, v45, 1, v46, v51, v53, v47, v48, v49, 0, 3, 9, 8, 4, 7) -> f_130(v37, v38, v39, v40, v41, v45, 1, v46, v51, v53, v47, v48, v49, 0, 3, 9, 8, 4, 7) :|: TRUE
16.19/5.16	f_130(v37, v38, v39, v40, v41, v45, 1, v46, v51, v53, v47, v48, v49, 0, 3, 9, 8, 4, 7) -> f_116(v37, v38, v39, v40, v41, v45, 1, v46, v51, v53, v47, v48, v49, 0, 3, 9, 4) :|: TRUE
16.19/5.16	f_116(v37, v38, v39, v40, v41, v42, 1, v44, v45, v46, v47, v48, v49, 0, 3, 9, 4) -> f_117(v37, v38, v39, v40, v41, v45, 1, v44, v46, v47, v48, v49, 0, 3, 9, 4) :|: 0 = 0
16.19/5.16	f_63 -> f_64(v1, v2, 3, 1, 4) :|: 1 <= v1 && v2 = 3 + v1 && 4 <= v2
16.19/5.16	f_64(v1, v2, 3, 1, 4) -> f_65(v1, v3, v2, v4, 3, 1, 4) :|: 1 <= v3 && v4 = 3 + v3 && 4 <= v4
16.19/5.16	f_65(v1, v3, v2, v4, 3, 1, 4) -> f_66(v1, v3, v5, v2, v4, v6, 3, 1, 4) :|: 1 <= v5 && v6 = 3 + v5 && 4 <= v6
16.19/5.16	f_66(v1, v3, v5, v2, v4, v6, 3, 1, 4) -> f_67(v1, v3, v5, v2, v4, v6, 0, 3, 1, 4) :|: TRUE
16.19/5.16	f_67(v1, v3, v5, v2, v4, v6, 0, 3, 1, 4) -> f_68(v1, v3, v5, v7, v2, v4, v6, 0, 3, 1, 4) :|: TRUE
16.19/5.16	f_68(v1, v3, v5, v7, v2, v4, v6, 0, 3, 1, 4) -> f_69(v1, v3, v5, v7, v2, v4, v6, 0, 3, 1, 4) :|: TRUE
16.19/5.16	f_69(v1, v3, v5, v7, v2, v4, v6, 0, 3, 1, 4) -> f_70(v1, v3, v5, v7, v9, v2, v4, v6, 0, 3, 1, 4) :|: TRUE
16.19/5.16	f_70(v1, v3, v5, v7, v9, v2, v4, v6, 0, 3, 1, 4) -> f_71(v1, v3, v5, v7, v9, v2, v4, v6, 0, 3, 1, 4) :|: TRUE
16.19/5.16	f_71(v1, v3, v5, v7, v9, v2, v4, v6, 0, 3, 1, 4) -> f_72(v1, v3, v5, v7, v9, v2, v4, v6, 0, 3, 1, 4) :|: TRUE
16.19/5.16	f_72(v1, v3, v5, v7, v9, v2, v4, v6, 0, 3, 1, 4) -> f_73(v1, v3, v5, v7, v9, v2, v4, v6, 0, 3, 1, 4) :|: 0 = 0
16.19/5.16	f_73(v1, v3, v5, v7, v9, v2, v4, v6, 0, 3, 1, 4) -> f_74(v1, v3, v5, v7, v9, v2, v4, v6, 0, 3, 1, 4, 9) :|: v7 < 10
16.19/5.16	f_74(v1, v3, v5, v7, v9, v2, v4, v6, 0, 3, 1, 4, 9) -> f_76(v1, v3, v5, v7, v9, 1, v2, v4, v6, 0, 3, 4, 9) :|: 0 = 0
16.19/5.16	f_76(v1, v3, v5, v7, v9, 1, v2, v4, v6, 0, 3, 4, 9) -> f_78(v1, v3, v5, v7, v9, 1, v2, v4, v6, 0, 3, 4, 9) :|: TRUE
16.19/5.16	f_78(v1, v3, v5, v7, v9, 1, v2, v4, v6, 0, 3, 4, 9) -> f_80(v1, v3, v5, v7, v9, 1, v2, v4, v6, 0, 3, 4, 9) :|: 0 = 0
16.19/5.16	f_80(v1, v3, v5, v7, v9, 1, v2, v4, v6, 0, 3, 4, 9) -> f_81(v1, v3, v5, v7, v9, 1, v11, v2, v4, v6, 0, 3, 4, 9) :|: v11 + v9 = 0
16.19/5.16	f_81(v1, v3, v5, v7, v9, 1, v11, v2, v4, v6, 0, 3, 4, 9) -> f_82(v1, v3, v5, v7, v9, 1, v11, v2, v4, v6, 0, 3, 4, 9) :|: TRUE
16.19/5.16	f_82(v1, v3, v5, v7, v9, 1, v11, v2, v4, v6, 0, 3, 4, 9) -> f_83(v1, v3, v5, v7, v9, 1, v11, v2, v4, v6, 0, 3, 4, 9) :|: 0 = 0
16.19/5.16	f_83(v1, v3, v5, v7, v9, 1, v11, v2, v4, v6, 0, 3, 4, 9) -> f_84(v1, v3, v5, v7, v9, 1, v11, v13, v2, v4, v6, 0, 3, 4, 9) :|: v13 = 1 + v9
16.19/5.16	f_84(v1, v3, v5, v7, v9, 1, v11, v13, v2, v4, v6, 0, 3, 4, 9) -> f_85(v1, v3, v5, v7, v9, 1, v11, v13, v2, v4, v6, 0, 3, 4, 9) :|: TRUE
16.19/5.16	f_85(v1, v3, v5, v7, v9, 1, v11, v13, v2, v4, v6, 0, 3, 4, 9) -> f_86(v1, v3, v5, v7, v9, 1, v11, v13, v2, v4, v6, 0, 3, 4, 9) :|: TRUE
16.19/5.16	f_86(v1, v3, v5, v7, v9, 1, v11, v13, v2, v4, v6, 0, 3, 4, 9) -> f_101(v1, v3, v5, v7, v9, v7, 1, v9, v11, v13, v2, v4, v6, 0, 3, 9, 4) :|: TRUE
16.19/5.16	f_101(v19, v20, v21, v22, v23, v24, 1, v26, v27, v28, v29, v30, v31, 0, 3, 9, 4) -> f_116(v19, v20, v21, v22, v23, v24, 1, v26, v27, v28, v29, v30, v31, 0, 3, 9, 4) :|: TRUE
16.19/5.16	Combined rules. Obtained 2 rulesP rules:
16.19/5.16	f_63 -> f_117(v1:0, v3:0, v5:0, v7:0, v9:0, v11:0, 1, v9:0, 1 + v9:0, 3 + v1:0, 3 + v3:0, 3 + v5:0, 0, 3, 9, 4) :|: v3:0 > 0 && v1:0 > 0 && v5:0 > 0 && v11:0 + v9:0 = 0 && v7:0 < 10
16.19/5.16	f_117(v37:0, v38:0, v39:0, v40:0, v41:0, v45:0, 1, v44:0, v46:0, v47:0, v48:0, v49:0, 0, 3, 9, 4) -> f_117(v37:0, v38:0, v39:0, v40:0, v41:0, v51:0, 1, v46:0, 1 + v46:0, v47:0, v48:0, v49:0, 0, 3, 9, 4) :|: v44:0 > -10 && v45:0 < 10 && v46:0 > -9 && v51:0 < 9 && v51:0 + v46:0 = 0
16.19/5.16	Filtered unneeded arguments:
16.19/5.16	   f_117(x1, x2, x3, x4, x5, x6, x7, x8, x9, x10, x11, x12, x13, x14, x15, x16) -> f_117(x6, x8, x9)
16.19/5.16	Removed division, modulo operations, cleaned up constraints. Obtained 2 rules.P rules:
16.19/5.16	f_63 -> f_117(v11:0, v9:0, 1 + v9:0) :|: v11:0 + v9:0 = 0
16.19/5.16	f_117(v45:0, v44:0, v46:0) -> f_117(v51:0, v46:0, 1 + v46:0) :|: v45:0 < 10 && v44:0 > -10 && v46:0 > -9 && v51:0 + v46:0 = 0 && v51:0 < 9
16.19/5.16	
16.19/5.16	----------------------------------------
16.19/5.16	
16.19/5.16	(8)
16.19/5.16	Obligation:
16.19/5.16	Rules:
16.19/5.16	f_63 -> f_117(v11:0, v9:0, 1 + v9:0) :|: v11:0 + v9:0 = 0
16.19/5.16	f_117(v45:0, v44:0, v46:0) -> f_117(v51:0, v46:0, 1 + v46:0) :|: v45:0 < 10 && v44:0 > -10 && v46:0 > -9 && v51:0 + v46:0 = 0 && v51:0 < 9
16.19/5.16	Start term: f_63
16.19/5.16	
16.19/5.16	----------------------------------------
16.19/5.16	
16.19/5.16	(9) IRS2T2 (EQUIVALENT)
16.19/5.16	Transformed input IRS into an integer transition system.Used the following mapping from defined symbols to location IDs:
16.19/5.16	
16.19/5.16	   (f_63_3,1)
16.19/5.16	   (f_117_3,2)
16.19/5.16	
16.19/5.16	----------------------------------------
16.19/5.16	
16.19/5.16	(10)
16.19/5.16	Obligation:
16.19/5.16	START: 1;
16.19/5.16	
16.19/5.16	FROM: 1;
16.19/5.16	oldX0 := x0;
16.19/5.16	oldX1 := x1;
16.19/5.16	oldX2 := x2;
16.19/5.16	oldX3 := nondet();
16.19/5.16	oldX4 := nondet();
16.19/5.16	assume(oldX3 + oldX4 = 0);
16.19/5.16	x0 := oldX3;
16.19/5.16	x1 := oldX4;
16.19/5.16	x2 := 1 + oldX4;
16.19/5.16	TO: 2;
16.19/5.16	
16.19/5.16	FROM: 2;
16.19/5.16	oldX0 := x0;
16.19/5.16	oldX1 := x1;
16.19/5.16	oldX2 := x2;
16.19/5.16	oldX3 := -(oldX2 - 0);
16.19/5.16	assume(oldX0 < 10 && oldX1 > -10 && oldX2 > -9 && oldX3 + oldX2 = 0 && oldX3 < 9);
16.19/5.16	x0 := -(oldX2 - 0);
16.19/5.16	x1 := oldX2;
16.19/5.16	x2 := 1 + oldX2;
16.19/5.16	TO: 2;
16.19/5.16	
16.19/5.16	
16.19/5.16	----------------------------------------
16.19/5.16	
16.19/5.16	(11) T2 (COMPLETE)
16.19/5.16	Found this recurrent set for cutpoint 5: oldX3+oldX4 <= 0 and 0 <= oldX3+oldX4 and x0-oldX3 <= 0 and 0 <= oldX3+x1 and 1 <= oldX3+x2 and oldX4+x0 <= 0 and oldX4-x1 <= 0 and oldX4-x2 <= -1 and x0+x1 <= 0 and 0 <= x0+x1 and x0+x2 <= 1 and 1 <= x0+x2 and x1-x2 <= -1 and x2-x1 <= 1 and x0+-9 <= 0 and -x1+-9 <= 0 and -x2+-8 <= 0
16.19/5.16	
16.19/5.16	----------------------------------------
16.19/5.16	
16.19/5.16	(12)
16.19/5.16	NO
16.40/5.22	EOF