12.48/12.51	NO
12.48/12.51	
12.48/12.52	Solver Timeout: 4
12.48/12.52	Global Timeout: 300
12.48/12.52	No parsing errors!
12.48/12.52	Init Location: 0
12.48/12.52	Transitions:
12.48/12.52	<l0, l19, true>
12.48/12.52	<l1, l2, true>
12.48/12.52	<l2, l3, (undef18 = __disjvr_0^0) /\ (__disjvr_0^0 = undef18), par{__disjvr_0^0 -> undef18}>
12.48/12.52	<l3, l4, ((0 + x^0) <= 0) /\ (0 <= (0 + x^0)), par{x^0 -> (0 + y^0)}>
12.48/12.52	<l4, l5, (undef58 = __disjvr_1^0) /\ (__disjvr_1^0 = undef58), par{__disjvr_1^0 -> undef58}>
12.48/12.52	<l5, l6, (undef76 = __disjvr_2^0) /\ (__disjvr_2^0 = undef76), par{__disjvr_2^0 -> undef76}>
12.48/12.52	<l6, l7, (undef94 = __disjvr_3^0) /\ (__disjvr_3^0 = undef94), par{__disjvr_3^0 -> undef94}>
12.48/12.52	<l7, l8, (undef112 = __disjvr_4^0) /\ (__disjvr_4^0 = undef112), par{__disjvr_4^0 -> undef112}>
12.48/12.52	<l8, l9, (undef130 = __disjvr_5^0) /\ (__disjvr_5^0 = undef130), par{__disjvr_5^0 -> undef130}>
12.48/12.52	<l9, l10, (undef148 = __disjvr_6^0) /\ (__disjvr_6^0 = undef148), par{__disjvr_6^0 -> undef148}>
12.48/12.52	<l10, l11, (undef166 = __disjvr_7^0) /\ (__disjvr_7^0 = undef166), par{__disjvr_7^0 -> undef166}>
12.48/12.52	<l11, l12, (undef184 = __disjvr_8^0) /\ (__disjvr_8^0 = undef184), par{__disjvr_8^0 -> undef184}>
12.48/12.52	<l12, l13, (undef202 = __disjvr_9^0) /\ (__disjvr_9^0 = undef202), par{__disjvr_9^0 -> undef202}>
12.48/12.52	<l13, l14, (undef206 = __disjvr_10^0) /\ (__disjvr_10^0 = undef206), par{__disjvr_10^0 -> undef206}>
12.48/12.52	<l14, l15, (undef224 = __disjvr_11^0) /\ (__disjvr_11^0 = undef224), par{__disjvr_11^0 -> undef224}>
12.48/12.52	<l15, l16, (undef242 = __disjvr_12^0) /\ (__disjvr_12^0 = undef242), par{__disjvr_12^0 -> undef242}>
12.48/12.52	<l16, l17, (undef260 = __disjvr_13^0) /\ (__disjvr_13^0 = undef260), par{__disjvr_13^0 -> undef260}>
12.48/12.52	<l17, l18, (undef278 = __disjvr_14^0) /\ (__disjvr_14^0 = undef278), par{__disjvr_14^0 -> undef278}>
12.48/12.52	<l18, l2, true>
12.48/12.52	<l19, l1, true>
12.48/12.52	
12.48/12.52	Fresh variables:
12.48/12.52	undef18, undef58, undef76, undef94, undef112, undef130, undef148, undef166, undef184, undef202, undef206, undef224, undef242, undef260, undef278, 
12.48/12.52	
12.48/12.52	Undef variables:
12.48/12.52	undef18, undef58, undef76, undef94, undef112, undef130, undef148, undef166, undef184, undef202, undef206, undef224, undef242, undef260, undef278, 
12.48/12.52	
12.48/12.52	Abstraction variables:
12.48/12.52	
12.48/12.52	Exit nodes:
12.48/12.52	
12.48/12.52	Accepting locations:
12.48/12.52	
12.48/12.52	Asserts:
12.48/12.52	
12.48/12.52	Preprocessed LLVMGraph
12.48/12.52	Init Location: 0
12.48/12.52	Transitions:
12.48/12.52	<l0, l2, true>
12.48/12.52	<l2, l2, (undef18 = __disjvr_0^0) /\ (__disjvr_0^0 = undef18) /\ ((0 + x^0) <= 0) /\ (0 <= (0 + x^0)) /\ (undef58 = __disjvr_1^0) /\ (__disjvr_1^0 = undef58) /\ (undef76 = __disjvr_2^0) /\ (__disjvr_2^0 = undef76) /\ (undef94 = __disjvr_3^0) /\ (__disjvr_3^0 = undef94) /\ (undef112 = __disjvr_4^0) /\ (__disjvr_4^0 = undef112) /\ (undef130 = __disjvr_5^0) /\ (__disjvr_5^0 = undef130) /\ (undef148 = __disjvr_6^0) /\ (__disjvr_6^0 = undef148) /\ (undef166 = __disjvr_7^0) /\ (__disjvr_7^0 = undef166) /\ (undef184 = __disjvr_8^0) /\ (__disjvr_8^0 = undef184) /\ (undef202 = __disjvr_9^0) /\ (__disjvr_9^0 = undef202) /\ (undef206 = __disjvr_10^0) /\ (__disjvr_10^0 = undef206) /\ (undef224 = __disjvr_11^0) /\ (__disjvr_11^0 = undef224) /\ (undef242 = __disjvr_12^0) /\ (__disjvr_12^0 = undef242) /\ (undef260 = __disjvr_13^0) /\ (__disjvr_13^0 = undef260) /\ (undef278 = __disjvr_14^0) /\ (__disjvr_14^0 = undef278), par{__disjvr_0^0 -> undef18, __disjvr_10^0 -> undef206, __disjvr_11^0 -> undef224, __disjvr_12^0 -> undef242, __disjvr_13^0 -> undef260, __disjvr_14^0 -> undef278, __disjvr_1^0 -> undef58, __disjvr_2^0 -> undef76, __disjvr_3^0 -> undef94, __disjvr_4^0 -> undef112, __disjvr_5^0 -> undef130, __disjvr_6^0 -> undef148, __disjvr_7^0 -> undef166, __disjvr_8^0 -> undef184, __disjvr_9^0 -> undef202, x^0 -> (0 + y^0)}>
12.48/12.52	
12.48/12.52	Fresh variables:
12.48/12.52	undef18, undef58, undef76, undef94, undef112, undef130, undef148, undef166, undef184, undef202, undef206, undef224, undef242, undef260, undef278, 
12.48/12.52	
12.48/12.52	Undef variables:
12.48/12.52	undef18, undef58, undef76, undef94, undef112, undef130, undef148, undef166, undef184, undef202, undef206, undef224, undef242, undef260, undef278, 
12.48/12.52	
12.48/12.52	Abstraction variables:
12.48/12.52	
12.48/12.52	Exit nodes:
12.48/12.52	
12.48/12.52	Accepting locations:
12.48/12.52	
12.48/12.52	Asserts:
12.48/12.52	
12.48/12.52	*************************************************************
12.48/12.52	*******************************************************************************************
12.48/12.52	***********************       WORKING TRANSITION SYSTEM (DAG)       ***********************
12.48/12.52	*******************************************************************************************
12.48/12.52	
12.48/12.52	Init Location: 0
12.48/12.52	Graph 0:
12.48/12.52	Transitions:
12.48/12.52	Variables:
12.48/12.52	
12.48/12.52	Graph 1:
12.48/12.52	Transitions:
12.48/12.52	<l2, l2, __disjvr_0^0 = undef18 /\ __disjvr_10^0 = undef206 /\ __disjvr_11^0 = undef224 /\ __disjvr_12^0 = undef242 /\ __disjvr_13^0 = undef260 /\ __disjvr_14^0 = undef278 /\ __disjvr_1^0 = undef58 /\ __disjvr_2^0 = undef76 /\ __disjvr_3^0 = undef94 /\ __disjvr_4^0 = undef112 /\ __disjvr_5^0 = undef130 /\ __disjvr_6^0 = undef148 /\ __disjvr_7^0 = undef166 /\ __disjvr_8^0 = undef184 /\ __disjvr_9^0 = undef202 /\ x^0 = 0, {__disjvr_0^0 -> undef18, __disjvr_10^0 -> undef206, __disjvr_11^0 -> undef224, __disjvr_12^0 -> undef242, __disjvr_13^0 -> undef260, __disjvr_14^0 -> undef278, __disjvr_1^0 -> undef58, __disjvr_2^0 -> undef76, __disjvr_3^0 -> undef94, __disjvr_4^0 -> undef112, __disjvr_5^0 -> undef130, __disjvr_6^0 -> undef148, __disjvr_7^0 -> undef166, __disjvr_8^0 -> undef184, __disjvr_9^0 -> undef202, x^0 -> y^0, rest remain the same}>
12.48/12.52	Variables:
12.48/12.52	__disjvr_0^0, __disjvr_10^0, __disjvr_11^0, __disjvr_12^0, __disjvr_13^0, __disjvr_14^0, __disjvr_1^0, __disjvr_2^0, __disjvr_3^0, __disjvr_4^0, __disjvr_5^0, __disjvr_6^0, __disjvr_7^0, __disjvr_8^0, __disjvr_9^0, x^0, y^0
12.48/12.52	
12.48/12.52	Precedence: 
12.48/12.52	Graph 0
12.48/12.52	
12.48/12.52	Graph 1
12.48/12.52	<l0, l2, true, {all remain the same}>
12.48/12.52	
12.48/12.52	Map Locations to Subgraph:
12.48/12.52	( 0 , 0 )
12.48/12.52	( 2 , 1 )
12.48/12.52	
12.48/12.52	*******************************************************************************************
12.48/12.52	********************************    CHECKING ASSERTIONS    ********************************
12.48/12.52	*******************************************************************************************
12.48/12.52	
12.48/12.52	Proving termination of subgraph 0
12.48/12.52	Proving termination of subgraph 1
12.48/12.52	Checking unfeasibility...
12.48/12.52	Time used: 0.011832
12.48/12.52	
12.48/12.52	Checking conditional termination of SCC {l2}...
12.48/12.52	
12.48/12.52	LOG: CALL solveLinear
12.48/12.52	
12.48/12.52	LOG: RETURN solveLinear - Elapsed time: 0.002695s
12.48/12.52	
12.48/12.52	LOG: CALL solveLinear
12.48/12.52	
12.48/12.52	LOG: RETURN solveLinear - Elapsed time: 0.016123s
12.48/12.52	Trying to remove transition: <l2, l2, __disjvr_0^0 = undef18 /\ __disjvr_10^0 = undef206 /\ __disjvr_11^0 = undef224 /\ __disjvr_12^0 = undef242 /\ __disjvr_13^0 = undef260 /\ __disjvr_14^0 = undef278 /\ __disjvr_1^0 = undef58 /\ __disjvr_2^0 = undef76 /\ __disjvr_3^0 = undef94 /\ __disjvr_4^0 = undef112 /\ __disjvr_5^0 = undef130 /\ __disjvr_6^0 = undef148 /\ __disjvr_7^0 = undef166 /\ __disjvr_8^0 = undef184 /\ __disjvr_9^0 = undef202 /\ x^0 = 0, {__disjvr_0^0 -> undef18, __disjvr_10^0 -> undef206, __disjvr_11^0 -> undef224, __disjvr_12^0 -> undef242, __disjvr_13^0 -> undef260, __disjvr_14^0 -> undef278, __disjvr_1^0 -> undef58, __disjvr_2^0 -> undef76, __disjvr_3^0 -> undef94, __disjvr_4^0 -> undef112, __disjvr_5^0 -> undef130, __disjvr_6^0 -> undef148, __disjvr_7^0 -> undef166, __disjvr_8^0 -> undef184, __disjvr_9^0 -> undef202, x^0 -> y^0, rest remain the same}>
12.48/12.52	Solving with 1 template(s).
12.48/12.52	
12.48/12.52	LOG: CALL solveNonLinearGetFirstSolution
12.48/12.52	
12.48/12.52	LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 0.038041s
12.48/12.52	Time used: 0.03637
12.48/12.52	Solving with 1 template(s).
12.48/12.52	
12.48/12.52	LOG: CALL solveNonLinearGetFirstSolution
12.48/12.52	
12.48/12.52	LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 0.055465s
12.48/12.52	Time used: 0.050428
12.48/12.52	Improving Solution with cost 1 ...
12.48/12.52	
12.48/12.52	LOG: CALL solveNonLinearGetNextSolution
12.48/12.52	
12.48/12.52	LOG: RETURN solveNonLinearGetNextSolution - Elapsed time: 0.045644s
12.48/12.52	Time used: 0.045636
12.48/12.52	
12.48/12.52	LOG: SAT solveNonLinear - Elapsed time: 0.101109s
12.48/12.52	Cost: 1; Total time: 0.096064
12.48/12.52	Failed at location 2: 1 + x^0 <= 0
12.48/12.52	Before Improving: 
12.48/12.52	Quasi-invariant at l2: 1 + x^0 <= 0
12.48/12.52	Optimizing invariants...
12.48/12.52	
12.48/12.52	LOG: CALL solveLinear
12.48/12.52	
12.48/12.52	LOG: RETURN solveLinear - Elapsed time: 0.015350s
12.48/12.52	Remaining time after improvement: 0.992459
12.48/12.52	Termination implied by a set of quasi-invariant(s):
12.48/12.52	Quasi-invariant at l2: 1 + x^0 <= 0
12.48/12.52	[ Invariant Graph ]
12.48/12.52	Strengthening and disabling transitions...
12.48/12.52	
12.48/12.52	LOG: CALL solverLinear in Graph for feasibility
12.48/12.52	
12.48/12.52	LOG: RETURN solveLinear in Graph for feasibility
12.48/12.52	It's unfeasible. Removing transition: 
12.48/12.52	<l2, l2, __disjvr_0^0 = undef18 /\ __disjvr_10^0 = undef206 /\ __disjvr_11^0 = undef224 /\ __disjvr_12^0 = undef242 /\ __disjvr_13^0 = undef260 /\ __disjvr_14^0 = undef278 /\ __disjvr_1^0 = undef58 /\ __disjvr_2^0 = undef76 /\ __disjvr_3^0 = undef94 /\ __disjvr_4^0 = undef112 /\ __disjvr_5^0 = undef130 /\ __disjvr_6^0 = undef148 /\ __disjvr_7^0 = undef166 /\ __disjvr_8^0 = undef184 /\ __disjvr_9^0 = undef202 /\ x^0 = 0, {__disjvr_0^0 -> undef18, __disjvr_10^0 -> undef206, __disjvr_11^0 -> undef224, __disjvr_12^0 -> undef242, __disjvr_13^0 -> undef260, __disjvr_14^0 -> undef278, __disjvr_1^0 -> undef58, __disjvr_2^0 -> undef76, __disjvr_3^0 -> undef94, __disjvr_4^0 -> undef112, __disjvr_5^0 -> undef130, __disjvr_6^0 -> undef148, __disjvr_7^0 -> undef166, __disjvr_8^0 -> undef184, __disjvr_9^0 -> undef202, x^0 -> y^0, rest remain the same}>
12.48/12.52	[ Termination Graph ]
12.48/12.52	Strengthening and disabling transitions...
12.48/12.52	
12.48/12.52	LOG: CALL solverLinear in Graph for feasibility
12.48/12.52	
12.48/12.52	LOG: RETURN solveLinear in Graph for feasibility
12.48/12.52	It's unfeasible. Removing transition: 
12.48/12.52	<l2, l2, __disjvr_0^0 = undef18 /\ __disjvr_10^0 = undef206 /\ __disjvr_11^0 = undef224 /\ __disjvr_12^0 = undef242 /\ __disjvr_13^0 = undef260 /\ __disjvr_14^0 = undef278 /\ __disjvr_1^0 = undef58 /\ __disjvr_2^0 = undef76 /\ __disjvr_3^0 = undef94 /\ __disjvr_4^0 = undef112 /\ __disjvr_5^0 = undef130 /\ __disjvr_6^0 = undef148 /\ __disjvr_7^0 = undef166 /\ __disjvr_8^0 = undef184 /\ __disjvr_9^0 = undef202 /\ x^0 = 0, {__disjvr_0^0 -> undef18, __disjvr_10^0 -> undef206, __disjvr_11^0 -> undef224, __disjvr_12^0 -> undef242, __disjvr_13^0 -> undef260, __disjvr_14^0 -> undef278, __disjvr_1^0 -> undef58, __disjvr_2^0 -> undef76, __disjvr_3^0 -> undef94, __disjvr_4^0 -> undef112, __disjvr_5^0 -> undef130, __disjvr_6^0 -> undef148, __disjvr_7^0 -> undef166, __disjvr_8^0 -> undef184, __disjvr_9^0 -> undef202, x^0 -> y^0, rest remain the same}>
12.48/12.52	New Graphs: 
12.48/12.52	Calling Safety with literal 1 + x^0 <= 0 and entry <l0, l2, true, {all remain the same}>
12.48/12.52	
12.48/12.52	LOG: CALL check - Post:1 + x^0 <= 0 - Process 1
12.48/12.52	* Exit transition: <l0, l2, true, {all remain the same}>
12.48/12.52	* Postcondition  : 1 + x^0 <= 0
12.48/12.52	
12.48/12.52	LOG: CALL solveLinear
12.48/12.52	
12.48/12.52	LOG: RETURN solveLinear - Elapsed time: 0.001033s
12.48/12.52	> Postcondition is not implied!
12.48/12.52	
12.48/12.52	LOG: RETURN check - Elapsed time: 0.001097s
12.48/12.52	INVARIANTS: 
12.48/12.52	2: 
12.48/12.52	Quasi-INVARIANTS to narrow Graph: 
12.48/12.52	2: 1 + x^0 <= 0 , 
12.48/12.52	Narrowing transition: 
12.48/12.52	<l2, l2, __disjvr_0^0 = undef18 /\ __disjvr_10^0 = undef206 /\ __disjvr_11^0 = undef224 /\ __disjvr_12^0 = undef242 /\ __disjvr_13^0 = undef260 /\ __disjvr_14^0 = undef278 /\ __disjvr_1^0 = undef58 /\ __disjvr_2^0 = undef76 /\ __disjvr_3^0 = undef94 /\ __disjvr_4^0 = undef112 /\ __disjvr_5^0 = undef130 /\ __disjvr_6^0 = undef148 /\ __disjvr_7^0 = undef166 /\ __disjvr_8^0 = undef184 /\ __disjvr_9^0 = undef202 /\ x^0 = 0, {__disjvr_0^0 -> undef18, __disjvr_10^0 -> undef206, __disjvr_11^0 -> undef224, __disjvr_12^0 -> undef242, __disjvr_13^0 -> undef260, __disjvr_14^0 -> undef278, __disjvr_1^0 -> undef58, __disjvr_2^0 -> undef76, __disjvr_3^0 -> undef94, __disjvr_4^0 -> undef112, __disjvr_5^0 -> undef130, __disjvr_6^0 -> undef148, __disjvr_7^0 -> undef166, __disjvr_8^0 -> undef184, __disjvr_9^0 -> undef202, x^0 -> y^0, rest remain the same}>
12.48/12.52	
12.48/12.52	LOG: Narrow transition size 1
12.48/12.52	invGraph after Narrowing: 
12.48/12.52	Transitions:
12.48/12.52	<l2, l2, __disjvr_0^0 = undef18 /\ __disjvr_10^0 = undef206 /\ __disjvr_11^0 = undef224 /\ __disjvr_12^0 = undef242 /\ __disjvr_13^0 = undef260 /\ __disjvr_14^0 = undef278 /\ __disjvr_1^0 = undef58 /\ __disjvr_2^0 = undef76 /\ __disjvr_3^0 = undef94 /\ __disjvr_4^0 = undef112 /\ __disjvr_5^0 = undef130 /\ __disjvr_6^0 = undef148 /\ __disjvr_7^0 = undef166 /\ __disjvr_8^0 = undef184 /\ __disjvr_9^0 = undef202 /\ x^0 = 0, {__disjvr_0^0 -> undef18, __disjvr_10^0 -> undef206, __disjvr_11^0 -> undef224, __disjvr_12^0 -> undef242, __disjvr_13^0 -> undef260, __disjvr_14^0 -> undef278, __disjvr_1^0 -> undef58, __disjvr_2^0 -> undef76, __disjvr_3^0 -> undef94, __disjvr_4^0 -> undef112, __disjvr_5^0 -> undef130, __disjvr_6^0 -> undef148, __disjvr_7^0 -> undef166, __disjvr_8^0 -> undef184, __disjvr_9^0 -> undef202, x^0 -> y^0, rest remain the same}>
12.48/12.52	Variables:
12.48/12.52	__disjvr_0^0, __disjvr_10^0, __disjvr_11^0, __disjvr_12^0, __disjvr_13^0, __disjvr_14^0, __disjvr_1^0, __disjvr_2^0, __disjvr_3^0, __disjvr_4^0, __disjvr_5^0, __disjvr_6^0, __disjvr_7^0, __disjvr_8^0, __disjvr_9^0, x^0, y^0
12.48/12.52	Checking conditional termination of SCC {l2}...
12.48/12.52	
12.48/12.52	LOG: CALL solveLinear
12.48/12.52	
12.48/12.52	LOG: RETURN solveLinear - Elapsed time: 0.002214s
12.48/12.52	
12.48/12.52	LOG: CALL solveLinear
12.48/12.52	
12.48/12.52	LOG: RETURN solveLinear - Elapsed time: 0.012521s
12.48/12.52	Trying to remove transition: <l2, l2, __disjvr_0^0 = undef18 /\ __disjvr_10^0 = undef206 /\ __disjvr_11^0 = undef224 /\ __disjvr_12^0 = undef242 /\ __disjvr_13^0 = undef260 /\ __disjvr_14^0 = undef278 /\ __disjvr_1^0 = undef58 /\ __disjvr_2^0 = undef76 /\ __disjvr_3^0 = undef94 /\ __disjvr_4^0 = undef112 /\ __disjvr_5^0 = undef130 /\ __disjvr_6^0 = undef148 /\ __disjvr_7^0 = undef166 /\ __disjvr_8^0 = undef184 /\ __disjvr_9^0 = undef202 /\ x^0 = 0, {__disjvr_0^0 -> undef18, __disjvr_10^0 -> undef206, __disjvr_11^0 -> undef224, __disjvr_12^0 -> undef242, __disjvr_13^0 -> undef260, __disjvr_14^0 -> undef278, __disjvr_1^0 -> undef58, __disjvr_2^0 -> undef76, __disjvr_3^0 -> undef94, __disjvr_4^0 -> undef112, __disjvr_5^0 -> undef130, __disjvr_6^0 -> undef148, __disjvr_7^0 -> undef166, __disjvr_8^0 -> undef184, __disjvr_9^0 -> undef202, x^0 -> y^0, rest remain the same}>
12.48/12.52	Solving with 1 template(s).
12.48/12.52	
12.48/12.52	LOG: CALL solveNonLinearGetFirstSolution
12.48/12.52	
12.48/12.52	LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 0.027115s
12.48/12.52	Time used: 0.025403
12.48/12.52	Solving with 1 template(s).
12.48/12.52	
12.48/12.52	LOG: CALL solveNonLinearGetFirstSolution
12.48/12.52	
12.48/12.52	LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 0.068220s
12.48/12.52	Time used: 0.062849
12.48/12.52	Improving Solution with cost 1 ...
12.48/12.52	
12.48/12.52	LOG: CALL solveNonLinearGetNextSolution
12.48/12.52	
12.48/12.52	LOG: RETURN solveNonLinearGetNextSolution - Elapsed time: 0.037011s
12.48/12.52	Time used: 0.037004
12.48/12.52	
12.48/12.52	LOG: SAT solveNonLinear - Elapsed time: 0.105232s
12.48/12.52	Cost: 1; Total time: 0.099853
12.48/12.52	Failed at location 2: 1 + y^0 <= 0
12.48/12.52	Before Improving: 
12.48/12.52	Quasi-invariant at l2: 1 + y^0 <= 0
12.48/12.52	Optimizing invariants...
12.48/12.52	
12.48/12.52	LOG: CALL solveLinear
12.48/12.52	
12.48/12.52	LOG: RETURN solveLinear - Elapsed time: 0.015304s
12.48/12.52	Remaining time after improvement: 0.992437
12.48/12.52	Termination implied by a set of quasi-invariant(s):
12.48/12.52	Quasi-invariant at l2: 1 + y^0 <= 0
12.48/12.52	[ Invariant Graph ]
12.48/12.52	Strengthening and disabling transitions...
12.48/12.52	
12.48/12.52	LOG: CALL solverLinear in Graph for feasibility
12.48/12.52	
12.48/12.52	LOG: RETURN solveLinear in Graph for feasibility
12.48/12.52	Strengthening transition (result): 
12.48/12.52	<l2, l2, 1 + y^0 <= 0 /\ __disjvr_0^0 = undef18 /\ __disjvr_10^0 = undef206 /\ __disjvr_11^0 = undef224 /\ __disjvr_12^0 = undef242 /\ __disjvr_13^0 = undef260 /\ __disjvr_14^0 = undef278 /\ __disjvr_1^0 = undef58 /\ __disjvr_2^0 = undef76 /\ __disjvr_3^0 = undef94 /\ __disjvr_4^0 = undef112 /\ __disjvr_5^0 = undef130 /\ __disjvr_6^0 = undef148 /\ __disjvr_7^0 = undef166 /\ __disjvr_8^0 = undef184 /\ __disjvr_9^0 = undef202 /\ x^0 = 0, {__disjvr_0^0 -> undef18, __disjvr_10^0 -> undef206, __disjvr_11^0 -> undef224, __disjvr_12^0 -> undef242, __disjvr_13^0 -> undef260, __disjvr_14^0 -> undef278, __disjvr_1^0 -> undef58, __disjvr_2^0 -> undef76, __disjvr_3^0 -> undef94, __disjvr_4^0 -> undef112, __disjvr_5^0 -> undef130, __disjvr_6^0 -> undef148, __disjvr_7^0 -> undef166, __disjvr_8^0 -> undef184, __disjvr_9^0 -> undef202, x^0 -> y^0, rest remain the same}>
12.48/12.52	[ Termination Graph ]
12.48/12.52	Strengthening and disabling transitions...
12.48/12.52	
12.48/12.52	LOG: CALL solverLinear in Graph for feasibility
12.48/12.52	
12.48/12.52	LOG: RETURN solveLinear in Graph for feasibility
12.48/12.52	Strengthening transition (result): 
12.48/12.52	<l2, l2, 1 + y^0 <= 0 /\ __disjvr_0^0 = undef18 /\ __disjvr_10^0 = undef206 /\ __disjvr_11^0 = undef224 /\ __disjvr_12^0 = undef242 /\ __disjvr_13^0 = undef260 /\ __disjvr_14^0 = undef278 /\ __disjvr_1^0 = undef58 /\ __disjvr_2^0 = undef76 /\ __disjvr_3^0 = undef94 /\ __disjvr_4^0 = undef112 /\ __disjvr_5^0 = undef130 /\ __disjvr_6^0 = undef148 /\ __disjvr_7^0 = undef166 /\ __disjvr_8^0 = undef184 /\ __disjvr_9^0 = undef202 /\ x^0 = 0, {__disjvr_0^0 -> undef18, __disjvr_10^0 -> undef206, __disjvr_11^0 -> undef224, __disjvr_12^0 -> undef242, __disjvr_13^0 -> undef260, __disjvr_14^0 -> undef278, __disjvr_1^0 -> undef58, __disjvr_2^0 -> undef76, __disjvr_3^0 -> undef94, __disjvr_4^0 -> undef112, __disjvr_5^0 -> undef130, __disjvr_6^0 -> undef148, __disjvr_7^0 -> undef166, __disjvr_8^0 -> undef184, __disjvr_9^0 -> undef202, x^0 -> y^0, rest remain the same}>
12.48/12.52	Ranking function: x^0
12.48/12.52	New Graphs: 
12.48/12.52	Calling Safety with literal 1 + y^0 <= 0 and entry <l0, l2, 0 <= x^0, {all remain the same}>
12.48/12.52	
12.48/12.52	LOG: CALL check - Post:1 + y^0 <= 0 - Process 2
12.48/12.52	* Exit transition: <l0, l2, 0 <= x^0, {all remain the same}>
12.48/12.52	* Postcondition  : 1 + y^0 <= 0
12.48/12.52	
12.48/12.52	LOG: CALL solveLinear
12.48/12.52	
12.48/12.52	LOG: RETURN solveLinear - Elapsed time: 0.000792s
12.48/12.52	> Postcondition is not implied!
12.48/12.52	
12.48/12.52	LOG: RETURN check - Elapsed time: 0.000860s
12.48/12.52	INVARIANTS: 
12.48/12.52	2: 
12.48/12.52	Quasi-INVARIANTS to narrow Graph: 
12.48/12.52	2: 1 + y^0 <= 0 , 
12.48/12.52	Narrowing transition: 
12.48/12.52	<l2, l2, __disjvr_0^0 = undef18 /\ __disjvr_10^0 = undef206 /\ __disjvr_11^0 = undef224 /\ __disjvr_12^0 = undef242 /\ __disjvr_13^0 = undef260 /\ __disjvr_14^0 = undef278 /\ __disjvr_1^0 = undef58 /\ __disjvr_2^0 = undef76 /\ __disjvr_3^0 = undef94 /\ __disjvr_4^0 = undef112 /\ __disjvr_5^0 = undef130 /\ __disjvr_6^0 = undef148 /\ __disjvr_7^0 = undef166 /\ __disjvr_8^0 = undef184 /\ __disjvr_9^0 = undef202 /\ x^0 = 0, {__disjvr_0^0 -> undef18, __disjvr_10^0 -> undef206, __disjvr_11^0 -> undef224, __disjvr_12^0 -> undef242, __disjvr_13^0 -> undef260, __disjvr_14^0 -> undef278, __disjvr_1^0 -> undef58, __disjvr_2^0 -> undef76, __disjvr_3^0 -> undef94, __disjvr_4^0 -> undef112, __disjvr_5^0 -> undef130, __disjvr_6^0 -> undef148, __disjvr_7^0 -> undef166, __disjvr_8^0 -> undef184, __disjvr_9^0 -> undef202, x^0 -> y^0, rest remain the same}>
12.48/12.52	
12.48/12.52	LOG: Narrow transition size 1
12.48/12.52	invGraph after Narrowing: 
12.48/12.52	Transitions:
12.48/12.52	<l2, l2, 0 <= y^0 /\ __disjvr_0^0 = undef18 /\ __disjvr_10^0 = undef206 /\ __disjvr_11^0 = undef224 /\ __disjvr_12^0 = undef242 /\ __disjvr_13^0 = undef260 /\ __disjvr_14^0 = undef278 /\ __disjvr_1^0 = undef58 /\ __disjvr_2^0 = undef76 /\ __disjvr_3^0 = undef94 /\ __disjvr_4^0 = undef112 /\ __disjvr_5^0 = undef130 /\ __disjvr_6^0 = undef148 /\ __disjvr_7^0 = undef166 /\ __disjvr_8^0 = undef184 /\ __disjvr_9^0 = undef202 /\ x^0 = 0, {__disjvr_0^0 -> undef18, __disjvr_10^0 -> undef206, __disjvr_11^0 -> undef224, __disjvr_12^0 -> undef242, __disjvr_13^0 -> undef260, __disjvr_14^0 -> undef278, __disjvr_1^0 -> undef58, __disjvr_2^0 -> undef76, __disjvr_3^0 -> undef94, __disjvr_4^0 -> undef112, __disjvr_5^0 -> undef130, __disjvr_6^0 -> undef148, __disjvr_7^0 -> undef166, __disjvr_8^0 -> undef184, __disjvr_9^0 -> undef202, x^0 -> y^0, rest remain the same}>
12.48/12.52	Variables:
12.48/12.52	__disjvr_0^0, __disjvr_10^0, __disjvr_11^0, __disjvr_12^0, __disjvr_13^0, __disjvr_14^0, __disjvr_1^0, __disjvr_2^0, __disjvr_3^0, __disjvr_4^0, __disjvr_5^0, __disjvr_6^0, __disjvr_7^0, __disjvr_8^0, __disjvr_9^0, x^0, y^0
12.48/12.52	Checking conditional termination of SCC {l2}...
12.48/12.52	
12.48/12.52	LOG: CALL solveLinear
12.48/12.52	
12.48/12.52	LOG: RETURN solveLinear - Elapsed time: 0.002288s
12.48/12.52	
12.48/12.52	LOG: CALL solveLinear
12.48/12.52	
12.48/12.52	LOG: RETURN solveLinear - Elapsed time: 0.013800s
12.48/12.52	Trying to remove transition: <l2, l2, 0 <= y^0 /\ __disjvr_0^0 = undef18 /\ __disjvr_10^0 = undef206 /\ __disjvr_11^0 = undef224 /\ __disjvr_12^0 = undef242 /\ __disjvr_13^0 = undef260 /\ __disjvr_14^0 = undef278 /\ __disjvr_1^0 = undef58 /\ __disjvr_2^0 = undef76 /\ __disjvr_3^0 = undef94 /\ __disjvr_4^0 = undef112 /\ __disjvr_5^0 = undef130 /\ __disjvr_6^0 = undef148 /\ __disjvr_7^0 = undef166 /\ __disjvr_8^0 = undef184 /\ __disjvr_9^0 = undef202 /\ x^0 = 0, {__disjvr_0^0 -> undef18, __disjvr_10^0 -> undef206, __disjvr_11^0 -> undef224, __disjvr_12^0 -> undef242, __disjvr_13^0 -> undef260, __disjvr_14^0 -> undef278, __disjvr_1^0 -> undef58, __disjvr_2^0 -> undef76, __disjvr_3^0 -> undef94, __disjvr_4^0 -> undef112, __disjvr_5^0 -> undef130, __disjvr_6^0 -> undef148, __disjvr_7^0 -> undef166, __disjvr_8^0 -> undef184, __disjvr_9^0 -> undef202, x^0 -> y^0, rest remain the same}>
12.48/12.52	Solving with 1 template(s).
12.48/12.52	
12.48/12.52	LOG: CALL solveNonLinearGetFirstSolution
12.48/12.52	
12.48/12.52	LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 0.025254s
12.48/12.52	Time used: 0.02347
12.48/12.52	Solving with 1 template(s).
12.48/12.52	
12.48/12.52	LOG: CALL solveNonLinearGetFirstSolution
12.48/12.52	
12.48/12.52	LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 0.053001s
12.48/12.52	Time used: 0.0479
12.48/12.52	Improving Solution with cost 1 ...
12.48/12.52	
12.48/12.52	LOG: CALL solveNonLinearGetNextSolution
12.48/12.52	
12.48/12.52	LOG: RETURN solveNonLinearGetNextSolution - Elapsed time: 0.032059s
12.48/12.52	Time used: 0.032052
12.48/12.52	
12.48/12.52	LOG: SAT solveNonLinear - Elapsed time: 0.085060s
12.48/12.52	Cost: 1; Total time: 0.079952
12.48/12.52	Failed at location 2: 1 <= x^0
12.48/12.52	Before Improving: 
12.48/12.52	Quasi-invariant at l2: 1 <= x^0
12.48/12.52	Optimizing invariants...
12.48/12.52	
12.48/12.52	LOG: CALL solveLinear
12.48/12.52	
12.48/12.52	LOG: RETURN solveLinear - Elapsed time: 0.015722s
12.48/12.52	Remaining time after improvement: 0.991959
12.48/12.52	Termination implied by a set of quasi-invariant(s):
12.48/12.52	Quasi-invariant at l2: 1 <= x^0
12.48/12.52	[ Invariant Graph ]
12.48/12.52	Strengthening and disabling transitions...
12.48/12.52	
12.48/12.52	LOG: CALL solverLinear in Graph for feasibility
12.48/12.52	
12.48/12.52	LOG: RETURN solveLinear in Graph for feasibility
12.48/12.52	It's unfeasible. Removing transition: 
12.48/12.52	<l2, l2, 0 <= y^0 /\ __disjvr_0^0 = undef18 /\ __disjvr_10^0 = undef206 /\ __disjvr_11^0 = undef224 /\ __disjvr_12^0 = undef242 /\ __disjvr_13^0 = undef260 /\ __disjvr_14^0 = undef278 /\ __disjvr_1^0 = undef58 /\ __disjvr_2^0 = undef76 /\ __disjvr_3^0 = undef94 /\ __disjvr_4^0 = undef112 /\ __disjvr_5^0 = undef130 /\ __disjvr_6^0 = undef148 /\ __disjvr_7^0 = undef166 /\ __disjvr_8^0 = undef184 /\ __disjvr_9^0 = undef202 /\ x^0 = 0, {__disjvr_0^0 -> undef18, __disjvr_10^0 -> undef206, __disjvr_11^0 -> undef224, __disjvr_12^0 -> undef242, __disjvr_13^0 -> undef260, __disjvr_14^0 -> undef278, __disjvr_1^0 -> undef58, __disjvr_2^0 -> undef76, __disjvr_3^0 -> undef94, __disjvr_4^0 -> undef112, __disjvr_5^0 -> undef130, __disjvr_6^0 -> undef148, __disjvr_7^0 -> undef166, __disjvr_8^0 -> undef184, __disjvr_9^0 -> undef202, x^0 -> y^0, rest remain the same}>
12.48/12.52	[ Termination Graph ]
12.48/12.52	Strengthening and disabling transitions...
12.48/12.52	> It's unfeasible. Removing transition: 
12.48/12.52	<l2, l2, 0 <= y^0 /\ __disjvr_0^0 = undef18 /\ __disjvr_10^0 = undef206 /\ __disjvr_11^0 = undef224 /\ __disjvr_12^0 = undef242 /\ __disjvr_13^0 = undef260 /\ __disjvr_14^0 = undef278 /\ __disjvr_1^0 = undef58 /\ __disjvr_2^0 = undef76 /\ __disjvr_3^0 = undef94 /\ __disjvr_4^0 = undef112 /\ __disjvr_5^0 = undef130 /\ __disjvr_6^0 = undef148 /\ __disjvr_7^0 = undef166 /\ __disjvr_8^0 = undef184 /\ __disjvr_9^0 = undef202 /\ x^0 = 0, {__disjvr_0^0 -> undef18, __disjvr_10^0 -> undef206, __disjvr_11^0 -> undef224, __disjvr_12^0 -> undef242, __disjvr_13^0 -> undef260, __disjvr_14^0 -> undef278, __disjvr_1^0 -> undef58, __disjvr_2^0 -> undef76, __disjvr_3^0 -> undef94, __disjvr_4^0 -> undef112, __disjvr_5^0 -> undef130, __disjvr_6^0 -> undef148, __disjvr_7^0 -> undef166, __disjvr_8^0 -> undef184, __disjvr_9^0 -> undef202, x^0 -> y^0, rest remain the same}>
12.48/12.52	New Graphs: 
12.48/12.52	Calling Safety with literal 1 <= x^0 and entry <l0, l2, 0 <= x^0 /\ 0 <= y^0, {all remain the same}>
12.48/12.52	
12.48/12.52	LOG: CALL check - Post:1 <= x^0 - Process 3
12.48/12.52	* Exit transition: <l0, l2, 0 <= x^0 /\ 0 <= y^0, {all remain the same}>
12.48/12.52	* Postcondition  : 1 <= x^0
12.48/12.52	
12.48/12.52	LOG: CALL solveLinear
12.48/12.52	
12.48/12.52	LOG: RETURN solveLinear - Elapsed time: 0.001334s
12.48/12.52	> Postcondition is not implied!
12.48/12.52	
12.48/12.52	LOG: RETURN check - Elapsed time: 0.001413s
12.48/12.52	INVARIANTS: 
12.48/12.52	2: 
12.48/12.52	Quasi-INVARIANTS to narrow Graph: 
12.48/12.52	2: 1 <= x^0 , 
12.48/12.52	Narrowing transition: 
12.48/12.52	<l2, l2, 0 <= y^0 /\ __disjvr_0^0 = undef18 /\ __disjvr_10^0 = undef206 /\ __disjvr_11^0 = undef224 /\ __disjvr_12^0 = undef242 /\ __disjvr_13^0 = undef260 /\ __disjvr_14^0 = undef278 /\ __disjvr_1^0 = undef58 /\ __disjvr_2^0 = undef76 /\ __disjvr_3^0 = undef94 /\ __disjvr_4^0 = undef112 /\ __disjvr_5^0 = undef130 /\ __disjvr_6^0 = undef148 /\ __disjvr_7^0 = undef166 /\ __disjvr_8^0 = undef184 /\ __disjvr_9^0 = undef202 /\ x^0 = 0, {__disjvr_0^0 -> undef18, __disjvr_10^0 -> undef206, __disjvr_11^0 -> undef224, __disjvr_12^0 -> undef242, __disjvr_13^0 -> undef260, __disjvr_14^0 -> undef278, __disjvr_1^0 -> undef58, __disjvr_2^0 -> undef76, __disjvr_3^0 -> undef94, __disjvr_4^0 -> undef112, __disjvr_5^0 -> undef130, __disjvr_6^0 -> undef148, __disjvr_7^0 -> undef166, __disjvr_8^0 -> undef184, __disjvr_9^0 -> undef202, x^0 -> y^0, rest remain the same}>
12.48/12.52	
12.48/12.52	LOG: Narrow transition size 1
12.48/12.52	invGraph after Narrowing: 
12.48/12.52	Transitions:
12.48/12.52	<l2, l2, 0 <= y^0 /\ __disjvr_0^0 = undef18 /\ __disjvr_10^0 = undef206 /\ __disjvr_11^0 = undef224 /\ __disjvr_12^0 = undef242 /\ __disjvr_13^0 = undef260 /\ __disjvr_14^0 = undef278 /\ __disjvr_1^0 = undef58 /\ __disjvr_2^0 = undef76 /\ __disjvr_3^0 = undef94 /\ __disjvr_4^0 = undef112 /\ __disjvr_5^0 = undef130 /\ __disjvr_6^0 = undef148 /\ __disjvr_7^0 = undef166 /\ __disjvr_8^0 = undef184 /\ __disjvr_9^0 = undef202 /\ x^0 = 0, {__disjvr_0^0 -> undef18, __disjvr_10^0 -> undef206, __disjvr_11^0 -> undef224, __disjvr_12^0 -> undef242, __disjvr_13^0 -> undef260, __disjvr_14^0 -> undef278, __disjvr_1^0 -> undef58, __disjvr_2^0 -> undef76, __disjvr_3^0 -> undef94, __disjvr_4^0 -> undef112, __disjvr_5^0 -> undef130, __disjvr_6^0 -> undef148, __disjvr_7^0 -> undef166, __disjvr_8^0 -> undef184, __disjvr_9^0 -> undef202, x^0 -> y^0, rest remain the same}>
12.48/12.52	Variables:
12.48/12.52	__disjvr_0^0, __disjvr_10^0, __disjvr_11^0, __disjvr_12^0, __disjvr_13^0, __disjvr_14^0, __disjvr_1^0, __disjvr_2^0, __disjvr_3^0, __disjvr_4^0, __disjvr_5^0, __disjvr_6^0, __disjvr_7^0, __disjvr_8^0, __disjvr_9^0, x^0, y^0
12.48/12.52	Checking conditional termination of SCC {l2}...
12.48/12.52	
12.48/12.52	LOG: CALL solveLinear
12.48/12.52	
12.48/12.52	LOG: RETURN solveLinear - Elapsed time: 0.002331s
12.48/12.52	
12.48/12.52	LOG: CALL solveLinear
12.48/12.52	
12.48/12.52	LOG: RETURN solveLinear - Elapsed time: 0.013257s
12.48/12.52	Trying to remove transition: <l2, l2, 0 <= y^0 /\ __disjvr_0^0 = undef18 /\ __disjvr_10^0 = undef206 /\ __disjvr_11^0 = undef224 /\ __disjvr_12^0 = undef242 /\ __disjvr_13^0 = undef260 /\ __disjvr_14^0 = undef278 /\ __disjvr_1^0 = undef58 /\ __disjvr_2^0 = undef76 /\ __disjvr_3^0 = undef94 /\ __disjvr_4^0 = undef112 /\ __disjvr_5^0 = undef130 /\ __disjvr_6^0 = undef148 /\ __disjvr_7^0 = undef166 /\ __disjvr_8^0 = undef184 /\ __disjvr_9^0 = undef202 /\ x^0 = 0, {__disjvr_0^0 -> undef18, __disjvr_10^0 -> undef206, __disjvr_11^0 -> undef224, __disjvr_12^0 -> undef242, __disjvr_13^0 -> undef260, __disjvr_14^0 -> undef278, __disjvr_1^0 -> undef58, __disjvr_2^0 -> undef76, __disjvr_3^0 -> undef94, __disjvr_4^0 -> undef112, __disjvr_5^0 -> undef130, __disjvr_6^0 -> undef148, __disjvr_7^0 -> undef166, __disjvr_8^0 -> undef184, __disjvr_9^0 -> undef202, x^0 -> y^0, rest remain the same}>
12.48/12.52	Solving with 1 template(s).
12.48/12.52	
12.48/12.52	LOG: CALL solveNonLinearGetFirstSolution
12.48/12.52	
12.48/12.52	LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 0.026514s
12.48/12.52	Time used: 0.024623
12.48/12.52	Solving with 1 template(s).
12.48/12.52	
12.48/12.52	LOG: CALL solveNonLinearGetFirstSolution
12.48/12.52	
12.48/12.52	LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 0.062747s
12.48/12.52	Time used: 0.057293
12.48/12.52	Improving Solution with cost 1 ...
12.48/12.52	
12.48/12.52	LOG: CALL solveNonLinearGetNextSolution
12.48/12.52	
12.48/12.52	LOG: RETURN solveNonLinearGetNextSolution - Elapsed time: 0.036913s
12.48/12.52	Time used: 0.036905
12.48/12.52	
12.48/12.52	LOG: SAT solveNonLinear - Elapsed time: 0.099660s
12.48/12.52	Cost: 1; Total time: 0.094198
12.48/12.52	Failed at location 2: 1 <= y^0
12.48/12.52	Before Improving: 
12.48/12.52	Quasi-invariant at l2: 1 <= y^0
12.48/12.52	Optimizing invariants...
12.48/12.52	
12.48/12.52	LOG: CALL solveLinear
12.48/12.52	
12.48/12.52	LOG: RETURN solveLinear - Elapsed time: 0.015918s
12.48/12.52	Remaining time after improvement: 0.992008
12.48/12.52	Termination implied by a set of quasi-invariant(s):
12.48/12.52	Quasi-invariant at l2: 1 <= y^0
12.48/12.52	[ Invariant Graph ]
12.48/12.52	Strengthening and disabling transitions...
12.48/12.52	
12.48/12.52	LOG: CALL solverLinear in Graph for feasibility
12.48/12.52	
12.48/12.52	LOG: RETURN solveLinear in Graph for feasibility
12.48/12.52	Strengthening transition (result): 
12.48/12.52	<l2, l2, 1 <= y^0 /\ __disjvr_0^0 = undef18 /\ __disjvr_10^0 = undef206 /\ __disjvr_11^0 = undef224 /\ __disjvr_12^0 = undef242 /\ __disjvr_13^0 = undef260 /\ __disjvr_14^0 = undef278 /\ __disjvr_1^0 = undef58 /\ __disjvr_2^0 = undef76 /\ __disjvr_3^0 = undef94 /\ __disjvr_4^0 = undef112 /\ __disjvr_5^0 = undef130 /\ __disjvr_6^0 = undef148 /\ __disjvr_7^0 = undef166 /\ __disjvr_8^0 = undef184 /\ __disjvr_9^0 = undef202 /\ x^0 = 0, {__disjvr_0^0 -> undef18, __disjvr_10^0 -> undef206, __disjvr_11^0 -> undef224, __disjvr_12^0 -> undef242, __disjvr_13^0 -> undef260, __disjvr_14^0 -> undef278, __disjvr_1^0 -> undef58, __disjvr_2^0 -> undef76, __disjvr_3^0 -> undef94, __disjvr_4^0 -> undef112, __disjvr_5^0 -> undef130, __disjvr_6^0 -> undef148, __disjvr_7^0 -> undef166, __disjvr_8^0 -> undef184, __disjvr_9^0 -> undef202, x^0 -> y^0, rest remain the same}>
12.48/12.52	[ Termination Graph ]
12.48/12.52	Strengthening and disabling transitions...
12.48/12.52	
12.48/12.52	LOG: CALL solverLinear in Graph for feasibility
12.48/12.52	
12.48/12.52	LOG: RETURN solveLinear in Graph for feasibility
12.48/12.52	Strengthening transition (result): 
12.48/12.52	<l2, l2, 1 <= y^0 /\ __disjvr_0^0 = undef18 /\ __disjvr_10^0 = undef206 /\ __disjvr_11^0 = undef224 /\ __disjvr_12^0 = undef242 /\ __disjvr_13^0 = undef260 /\ __disjvr_14^0 = undef278 /\ __disjvr_1^0 = undef58 /\ __disjvr_2^0 = undef76 /\ __disjvr_3^0 = undef94 /\ __disjvr_4^0 = undef112 /\ __disjvr_5^0 = undef130 /\ __disjvr_6^0 = undef148 /\ __disjvr_7^0 = undef166 /\ __disjvr_8^0 = undef184 /\ __disjvr_9^0 = undef202 /\ x^0 = 0, {__disjvr_0^0 -> undef18, __disjvr_10^0 -> undef206, __disjvr_11^0 -> undef224, __disjvr_12^0 -> undef242, __disjvr_13^0 -> undef260, __disjvr_14^0 -> undef278, __disjvr_1^0 -> undef58, __disjvr_2^0 -> undef76, __disjvr_3^0 -> undef94, __disjvr_4^0 -> undef112, __disjvr_5^0 -> undef130, __disjvr_6^0 -> undef148, __disjvr_7^0 -> undef166, __disjvr_8^0 -> undef184, __disjvr_9^0 -> undef202, x^0 -> y^0, rest remain the same}>
12.48/12.52	Ranking function: -x^0
12.48/12.52	New Graphs: 
12.48/12.52	Calling Safety with literal 1 <= y^0 and entry <l0, l2, 0 <= y^0 /\ x^0 = 0, {all remain the same}>
12.48/12.52	
12.48/12.52	LOG: CALL check - Post:1 <= y^0 - Process 4
12.48/12.52	* Exit transition: <l0, l2, 0 <= y^0 /\ x^0 = 0, {all remain the same}>
12.48/12.52	* Postcondition  : 1 <= y^0
12.48/12.52	
12.48/12.52	LOG: CALL solveLinear
12.48/12.52	
12.48/12.52	LOG: RETURN solveLinear - Elapsed time: 0.001019s
12.48/12.52	> Postcondition is not implied!
12.48/12.52	
12.48/12.52	LOG: RETURN check - Elapsed time: 0.001097s
12.48/12.52	INVARIANTS: 
12.48/12.52	2: 
12.48/12.52	Quasi-INVARIANTS to narrow Graph: 
12.48/12.52	2: 1 <= y^0 , 
12.48/12.52	Narrowing transition: 
12.48/12.52	<l2, l2, 0 <= y^0 /\ __disjvr_0^0 = undef18 /\ __disjvr_10^0 = undef206 /\ __disjvr_11^0 = undef224 /\ __disjvr_12^0 = undef242 /\ __disjvr_13^0 = undef260 /\ __disjvr_14^0 = undef278 /\ __disjvr_1^0 = undef58 /\ __disjvr_2^0 = undef76 /\ __disjvr_3^0 = undef94 /\ __disjvr_4^0 = undef112 /\ __disjvr_5^0 = undef130 /\ __disjvr_6^0 = undef148 /\ __disjvr_7^0 = undef166 /\ __disjvr_8^0 = undef184 /\ __disjvr_9^0 = undef202 /\ x^0 = 0, {__disjvr_0^0 -> undef18, __disjvr_10^0 -> undef206, __disjvr_11^0 -> undef224, __disjvr_12^0 -> undef242, __disjvr_13^0 -> undef260, __disjvr_14^0 -> undef278, __disjvr_1^0 -> undef58, __disjvr_2^0 -> undef76, __disjvr_3^0 -> undef94, __disjvr_4^0 -> undef112, __disjvr_5^0 -> undef130, __disjvr_6^0 -> undef148, __disjvr_7^0 -> undef166, __disjvr_8^0 -> undef184, __disjvr_9^0 -> undef202, x^0 -> y^0, rest remain the same}>
12.48/12.52	
12.48/12.52	LOG: Narrow transition size 1
12.48/12.52	invGraph after Narrowing: 
12.48/12.52	Transitions:
12.48/12.52	<l2, l2, __disjvr_0^0 = undef18 /\ __disjvr_10^0 = undef206 /\ __disjvr_11^0 = undef224 /\ __disjvr_12^0 = undef242 /\ __disjvr_13^0 = undef260 /\ __disjvr_14^0 = undef278 /\ __disjvr_1^0 = undef58 /\ __disjvr_2^0 = undef76 /\ __disjvr_3^0 = undef94 /\ __disjvr_4^0 = undef112 /\ __disjvr_5^0 = undef130 /\ __disjvr_6^0 = undef148 /\ __disjvr_7^0 = undef166 /\ __disjvr_8^0 = undef184 /\ __disjvr_9^0 = undef202 /\ x^0 = 0 /\ y^0 = 0, {__disjvr_0^0 -> undef18, __disjvr_10^0 -> undef206, __disjvr_11^0 -> undef224, __disjvr_12^0 -> undef242, __disjvr_13^0 -> undef260, __disjvr_14^0 -> undef278, __disjvr_1^0 -> undef58, __disjvr_2^0 -> undef76, __disjvr_3^0 -> undef94, __disjvr_4^0 -> undef112, __disjvr_5^0 -> undef130, __disjvr_6^0 -> undef148, __disjvr_7^0 -> undef166, __disjvr_8^0 -> undef184, __disjvr_9^0 -> undef202, x^0 -> y^0, rest remain the same}>
12.48/12.52	Variables:
12.48/12.52	__disjvr_0^0, __disjvr_10^0, __disjvr_11^0, __disjvr_12^0, __disjvr_13^0, __disjvr_14^0, __disjvr_1^0, __disjvr_2^0, __disjvr_3^0, __disjvr_4^0, __disjvr_5^0, __disjvr_6^0, __disjvr_7^0, __disjvr_8^0, __disjvr_9^0, x^0, y^0
12.48/12.52	Checking conditional termination of SCC {l2}...
12.48/12.52	
12.48/12.52	LOG: CALL solveLinear
12.48/12.52	
12.48/12.52	LOG: RETURN solveLinear - Elapsed time: 0.002298s
12.48/12.52	
12.48/12.52	LOG: CALL solveLinear
12.48/12.52	
12.48/12.52	LOG: RETURN solveLinear - Elapsed time: 0.013474s
12.48/12.52	Trying to remove transition: <l2, l2, __disjvr_0^0 = undef18 /\ __disjvr_10^0 = undef206 /\ __disjvr_11^0 = undef224 /\ __disjvr_12^0 = undef242 /\ __disjvr_13^0 = undef260 /\ __disjvr_14^0 = undef278 /\ __disjvr_1^0 = undef58 /\ __disjvr_2^0 = undef76 /\ __disjvr_3^0 = undef94 /\ __disjvr_4^0 = undef112 /\ __disjvr_5^0 = undef130 /\ __disjvr_6^0 = undef148 /\ __disjvr_7^0 = undef166 /\ __disjvr_8^0 = undef184 /\ __disjvr_9^0 = undef202 /\ x^0 = 0 /\ y^0 = 0, {__disjvr_0^0 -> undef18, __disjvr_10^0 -> undef206, __disjvr_11^0 -> undef224, __disjvr_12^0 -> undef242, __disjvr_13^0 -> undef260, __disjvr_14^0 -> undef278, __disjvr_1^0 -> undef58, __disjvr_2^0 -> undef76, __disjvr_3^0 -> undef94, __disjvr_4^0 -> undef112, __disjvr_5^0 -> undef130, __disjvr_6^0 -> undef148, __disjvr_7^0 -> undef166, __disjvr_8^0 -> undef184, __disjvr_9^0 -> undef202, x^0 -> y^0, rest remain the same}>
12.48/12.52	Solving with 1 template(s).
12.48/12.52	
12.48/12.52	LOG: CALL solveNonLinearGetFirstSolution
12.48/12.52	
12.48/12.52	LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 0.025876s
12.48/12.52	Time used: 0.023888
12.48/12.52	Solving with 1 template(s).
12.48/12.52	
12.48/12.52	LOG: CALL solveNonLinearGetFirstSolution
12.48/12.52	
12.48/12.52	LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 0.068791s
12.48/12.52	Time used: 0.063858
12.48/12.52	Solving with 2 template(s).
12.48/12.52	
12.48/12.52	LOG: CALL solveNonLinearGetFirstSolution
12.48/12.52	
12.48/12.52	LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 4.005399s
12.48/12.52	Time used: 4.00003
12.48/12.52	Solving with 3 template(s).
12.48/12.52	
12.48/12.52	LOG: CALL solveNonLinearGetFirstSolution
12.48/12.52	
12.48/12.52	LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 1.040880s
12.48/12.52	Time used: 1.00013
12.48/12.52	Solving with 1 template(s).
12.48/12.52	
12.48/12.52	LOG: CALL solveNonLinearGetFirstSolution
12.48/12.52	
12.48/12.52	LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 0.029489s
12.48/12.52	Time used: 0.025692
12.48/12.52	
12.48/12.52	Proving non-termination of subgraph 1
12.48/12.52	Transitions:
12.48/12.52	<l2, l2, __disjvr_0^0 = undef18 /\ __disjvr_10^0 = undef206 /\ __disjvr_11^0 = undef224 /\ __disjvr_12^0 = undef242 /\ __disjvr_13^0 = undef260 /\ __disjvr_14^0 = undef278 /\ __disjvr_1^0 = undef58 /\ __disjvr_2^0 = undef76 /\ __disjvr_3^0 = undef94 /\ __disjvr_4^0 = undef112 /\ __disjvr_5^0 = undef130 /\ __disjvr_6^0 = undef148 /\ __disjvr_7^0 = undef166 /\ __disjvr_8^0 = undef184 /\ __disjvr_9^0 = undef202 /\ x^0 = 0 /\ y^0 = 0, {__disjvr_0^0 -> undef18, __disjvr_10^0 -> undef206, __disjvr_11^0 -> undef224, __disjvr_12^0 -> undef242, __disjvr_13^0 -> undef260, __disjvr_14^0 -> undef278, __disjvr_1^0 -> undef58, __disjvr_2^0 -> undef76, __disjvr_3^0 -> undef94, __disjvr_4^0 -> undef112, __disjvr_5^0 -> undef130, __disjvr_6^0 -> undef148, __disjvr_7^0 -> undef166, __disjvr_8^0 -> undef184, __disjvr_9^0 -> undef202, x^0 -> y^0, rest remain the same}>
12.48/12.52	Variables:
12.48/12.52	__disjvr_0^0, __disjvr_10^0, __disjvr_11^0, __disjvr_12^0, __disjvr_13^0, __disjvr_14^0, __disjvr_1^0, __disjvr_2^0, __disjvr_3^0, __disjvr_4^0, __disjvr_5^0, __disjvr_6^0, __disjvr_7^0, __disjvr_8^0, __disjvr_9^0, x^0, y^0
12.48/12.52	
12.48/12.52	Checking that every undef value has an assignment...
12.48/12.52	
12.48/12.52	LOG: CALL solveLinear
12.48/12.52	
12.48/12.52	LOG: RETURN solveLinear - Elapsed time: 0.016547s
12.48/12.52	Checking conditional non-termination of SCC {l2}...
12.48/12.52	EXIT TRANSITIONS:
12.48/12.52	<l2, end, 1 <= x^0 /\ 1 <= y^0, {all remain the same}>
12.48/12.52	<l2, end, y^0 <= 0 /\ 1 <= x^0, {all remain the same}>
12.48/12.52	<l2, end, 1 <= y^0 /\ x^0 = 0, {all remain the same}>
12.48/12.52	<l2, end, 1 + y^0 <= 0 /\ x^0 = 0, {all remain the same}>
12.48/12.52	<l2, end, 1 + x^0 <= 0 /\ 1 <= y^0, {all remain the same}>
12.48/12.52	<l2, end, y^0 <= 0 /\ 1 + x^0 <= 0, {all remain the same}>
12.48/12.52	
12.48/12.52	Solving with 1 template(s).
12.48/12.52	
12.48/12.52	LOG: CALL solveNonLinearGetFirstSolution
12.48/12.52	
12.48/12.52	LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 1.521456s
12.48/12.52	Time used: 1.51747
12.48/12.52	Improving Solution with cost 4 ...
12.48/12.52	
12.48/12.52	LOG: CALL solveNonLinearGetNextSolution
12.48/12.52	
12.48/12.52	LOG: RETURN solveNonLinearGetNextSolution - Elapsed time: 1.004576s
12.48/12.52	Time used: 1.00453
12.48/12.52	
12.48/12.52	LOG: SAT solveNonLinear - Elapsed time: 2.526032s
12.48/12.52	Cost: 4; Total time: 2.522
12.48/12.52	Failed at location 2: y^0 <= 0
12.48/12.52	Before Improving: 
12.48/12.52	Quasi-invariant at l2: y^0 <= 0
12.48/12.52	Optimizing invariants...
12.48/12.52	
12.48/12.52	LOG: CALL solveLinear
12.48/12.52	
12.48/12.52	LOG: RETURN solveLinear - Elapsed time: 0.057530s
12.48/12.52	Remaining time after improvement: 0.979367
12.48/12.52	Minimizing number of undef constraints...
12.48/12.52	
12.48/12.52	LOG: CALL solveNonLinear
12.48/12.52	
12.48/12.52	LOG: RETURN solveNonLinear - Elapsed time: 0.035129s
12.48/12.52	Number of undef constraints reduced!
12.48/12.52	
12.48/12.52	Non-termination implied by a set of quasi-invariant(s):
12.48/12.52	Quasi-invariant at l2: y^0 <= 0
12.48/12.52	
12.48/12.52	Strengthening and disabling EXIT transitions...
12.48/12.52	Closed exits from l2: 3
12.48/12.52	Strengthening exit transition (result): 
12.48/12.52	<l2, end, y^0 <= 0 /\ 1 <= x^0, {all remain the same}>
12.48/12.52	Strengthening exit transition (result): 
12.48/12.52	<l2, end, 1 + y^0 <= 0 /\ x^0 = 0, {all remain the same}>
12.48/12.52	Strengthening exit transition (result): 
12.48/12.52	<l2, end, y^0 <= 0 /\ 1 + x^0 <= 0, {all remain the same}>
12.48/12.52	
12.48/12.52	Strengthening and disabling transitions...
12.48/12.52	
12.48/12.52	LOG: CALL solverLinear in Graph for feasibility
12.48/12.52	
12.48/12.52	LOG: RETURN solveLinear in Graph for feasibility
12.48/12.52	Strengthening transition (result): 
12.48/12.52	<l2, l2, __disjvr_0^0 = undef18 /\ __disjvr_10^0 = undef206 /\ __disjvr_11^0 = undef224 /\ __disjvr_12^0 = undef242 /\ __disjvr_13^0 = undef260 /\ __disjvr_14^0 = undef278 /\ __disjvr_1^0 = undef58 /\ __disjvr_2^0 = undef76 /\ __disjvr_3^0 = undef94 /\ __disjvr_4^0 = undef112 /\ __disjvr_5^0 = undef130 /\ __disjvr_6^0 = undef148 /\ __disjvr_7^0 = undef166 /\ __disjvr_8^0 = undef184 /\ __disjvr_9^0 = undef202 /\ x^0 = 0 /\ y^0 = 0, {__disjvr_0^0 -> undef18, __disjvr_10^0 -> undef206, __disjvr_11^0 -> undef224, __disjvr_12^0 -> undef242, __disjvr_13^0 -> undef260, __disjvr_14^0 -> undef278, __disjvr_1^0 -> undef58, __disjvr_2^0 -> undef76, __disjvr_3^0 -> undef94, __disjvr_4^0 -> undef112, __disjvr_5^0 -> undef130, __disjvr_6^0 -> undef148, __disjvr_7^0 -> undef166, __disjvr_8^0 -> undef184, __disjvr_9^0 -> undef202, x^0 -> y^0, rest remain the same}>
12.48/12.52	
12.48/12.52	Checking conditional non-termination of SCC {l2}...
12.48/12.52	EXIT TRANSITIONS:
12.48/12.52	<l2, end, y^0 <= 0 /\ 1 <= x^0, {all remain the same}>
12.48/12.52	<l2, end, 1 + y^0 <= 0 /\ x^0 = 0, {all remain the same}>
12.48/12.52	<l2, end, y^0 <= 0 /\ 1 + x^0 <= 0, {all remain the same}>
12.48/12.52	
12.48/12.52	Solving with 1 template(s).
12.48/12.52	
12.48/12.52	LOG: CALL solveNonLinearGetFirstSolution
12.48/12.52	
12.48/12.52	LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 1.199095s
12.48/12.52	Time used: 1.19509
12.48/12.52	Improving Solution with cost 2 ...
12.48/12.52	
12.48/12.52	LOG: CALL solveNonLinearGetNextSolution
12.48/12.52	
12.48/12.52	LOG: RETURN solveNonLinearGetNextSolution - Elapsed time: 1.004084s
12.48/12.52	Time used: 1.00404
12.48/12.52	
12.48/12.52	LOG: SAT solveNonLinear - Elapsed time: 2.203179s
12.48/12.52	Cost: 2; Total time: 2.19914
12.48/12.52	Failed at location 2: x^0 <= y^0
12.48/12.52	Before Improving: 
12.48/12.52	Quasi-invariant at l2: x^0 <= y^0
12.48/12.52	Optimizing invariants...
12.48/12.52	
12.48/12.52	LOG: CALL solveLinear
12.48/12.52	
12.48/12.52	LOG: RETURN solveLinear - Elapsed time: 0.060475s
12.48/12.52	Remaining time after improvement: 0.976643
12.48/12.52	Minimizing number of undef constraints...
12.48/12.52	
12.48/12.52	LOG: CALL solveNonLinear
12.48/12.52	
12.48/12.52	LOG: RETURN solveNonLinear - Elapsed time: 0.036020s
12.48/12.52	Number of undef constraints reduced!
12.48/12.52	
12.48/12.52	Non-termination implied by a set of quasi-invariant(s):
12.48/12.52	Quasi-invariant at l2: x^0 <= y^0
12.48/12.52	
12.48/12.52	Strengthening and disabling EXIT transitions...
12.48/12.52	Closed exits from l2: 2
12.48/12.52	Strengthening exit transition (result): 
12.48/12.52	<l2, end, x^0 <= y^0 /\ y^0 <= 0 /\ 1 + x^0 <= 0, {all remain the same}>
12.48/12.52	
12.48/12.52	Strengthening and disabling transitions...
12.48/12.52	
12.48/12.52	LOG: CALL solverLinear in Graph for feasibility
12.48/12.52	
12.48/12.52	LOG: RETURN solveLinear in Graph for feasibility
12.48/12.52	Strengthening transition (result): 
12.48/12.52	<l2, l2, x^0 <= y^0 /\ __disjvr_0^0 = undef18 /\ __disjvr_10^0 = undef206 /\ __disjvr_11^0 = undef224 /\ __disjvr_12^0 = undef242 /\ __disjvr_13^0 = undef260 /\ __disjvr_14^0 = undef278 /\ __disjvr_1^0 = undef58 /\ __disjvr_2^0 = undef76 /\ __disjvr_3^0 = undef94 /\ __disjvr_4^0 = undef112 /\ __disjvr_5^0 = undef130 /\ __disjvr_6^0 = undef148 /\ __disjvr_7^0 = undef166 /\ __disjvr_8^0 = undef184 /\ __disjvr_9^0 = undef202 /\ x^0 = 0 /\ y^0 = 0, {__disjvr_0^0 -> undef18, __disjvr_10^0 -> undef206, __disjvr_11^0 -> undef224, __disjvr_12^0 -> undef242, __disjvr_13^0 -> undef260, __disjvr_14^0 -> undef278, __disjvr_1^0 -> undef58, __disjvr_2^0 -> undef76, __disjvr_3^0 -> undef94, __disjvr_4^0 -> undef112, __disjvr_5^0 -> undef130, __disjvr_6^0 -> undef148, __disjvr_7^0 -> undef166, __disjvr_8^0 -> undef184, __disjvr_9^0 -> undef202, x^0 -> y^0, rest remain the same}>
12.48/12.52	
12.48/12.52	Checking conditional non-termination of SCC {l2}...
12.48/12.52	EXIT TRANSITIONS:
12.48/12.52	<l2, end, x^0 <= y^0 /\ y^0 <= 0 /\ 1 + x^0 <= 0, {all remain the same}>
12.48/12.52	
12.48/12.52	Solving with 1 template(s).
12.48/12.52	
12.48/12.52	LOG: CALL solveNonLinearGetFirstSolution
12.48/12.52	
12.48/12.52	LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 0.920086s
12.48/12.52	Time used: 0.916753
12.48/12.52	Improving Solution with cost 1 ...
12.48/12.52	
12.48/12.52	LOG: CALL solveNonLinearGetNextSolution
12.48/12.52	
12.48/12.52	LOG: RETURN solveNonLinearGetNextSolution - Elapsed time: 0.385359s
12.48/12.52	Time used: 0.385337
12.48/12.52	
12.48/12.52	LOG: SAT solveNonLinear - Elapsed time: 1.305444s
12.48/12.52	Cost: 1; Total time: 1.30209
12.48/12.52	Failed at location 2: 0 <= x^0
12.48/12.52	Before Improving: 
12.48/12.52	Quasi-invariant at l2: 0 <= x^0
12.48/12.52	Optimizing invariants...
12.48/12.52	
12.48/12.52	LOG: CALL solveLinear
12.48/12.52	
12.48/12.52	LOG: RETURN solveLinear - Elapsed time: 0.060870s
12.48/12.52	Remaining time after improvement: 0.974722
12.48/12.52	Minimizing number of undef constraints...
12.48/12.52	
12.48/12.52	LOG: CALL solveNonLinear
12.48/12.52	
12.48/12.52	LOG: RETURN solveNonLinear - Elapsed time: 0.036906s
12.48/12.52	Number of undef constraints reduced!
12.48/12.52	
12.48/12.52	Non-termination implied by a set of quasi-invariant(s):
12.48/12.52	Quasi-invariant at l2: 0 <= x^0
12.48/12.52	
12.48/12.52	Strengthening and disabling EXIT transitions...
12.48/12.52	Closed exits from l2: 1
12.48/12.52	
12.48/12.52	Strengthening and disabling transitions...
12.48/12.52	
12.48/12.52	LOG: CALL solverLinear in Graph for feasibility
12.48/12.52	
12.48/12.52	LOG: RETURN solveLinear in Graph for feasibility
12.48/12.52	Strengthening transition (result): 
12.48/12.52	<l2, l2, x^0 <= y^0 /\ __disjvr_0^0 = undef18 /\ __disjvr_10^0 = undef206 /\ __disjvr_11^0 = undef224 /\ __disjvr_12^0 = undef242 /\ __disjvr_13^0 = undef260 /\ __disjvr_14^0 = undef278 /\ __disjvr_1^0 = undef58 /\ __disjvr_2^0 = undef76 /\ __disjvr_3^0 = undef94 /\ __disjvr_4^0 = undef112 /\ __disjvr_5^0 = undef130 /\ __disjvr_6^0 = undef148 /\ __disjvr_7^0 = undef166 /\ __disjvr_8^0 = undef184 /\ __disjvr_9^0 = undef202 /\ x^0 = 0 /\ y^0 = 0, {__disjvr_0^0 -> undef18, __disjvr_10^0 -> undef206, __disjvr_11^0 -> undef224, __disjvr_12^0 -> undef242, __disjvr_13^0 -> undef260, __disjvr_14^0 -> undef278, __disjvr_1^0 -> undef58, __disjvr_2^0 -> undef76, __disjvr_3^0 -> undef94, __disjvr_4^0 -> undef112, __disjvr_5^0 -> undef130, __disjvr_6^0 -> undef148, __disjvr_7^0 -> undef166, __disjvr_8^0 -> undef184, __disjvr_9^0 -> undef202, x^0 -> y^0, rest remain the same}>
12.48/12.52	
12.48/12.52	Calling reachability with...
12.48/12.52	Transition: <l2, end, true, {all remain the same}>
12.48/12.52	Conditions: y^0 <= 0, x^0 <= y^0, 0 <= x^0, 
12.48/12.52	OPEN EXITS: 
12.48/12.52	<l2, end, x^0 <= y^0 /\ 0 <= x^0, {all remain the same}> (condsUp: y^0 <= 0)
12.48/12.52	
12.48/12.52	--- Reachability graph ---
12.48/12.52	> Graph without transitions.
12.48/12.52	
12.48/12.52	Calling reachability with...
12.48/12.52	Transition: <l0, l2, true, {all remain the same}>
12.48/12.52	Conditions: x^0 <= y^0, 0 <= x^0, y^0 <= 0, 
12.48/12.52	OPEN EXITS: 
12.48/12.52	<l0, l2, x^0 <= y^0 /\ 0 <= x^0 /\ y^0 <= 0, {all remain the same}>
12.48/12.52	
12.48/12.52	> Conditions are reachable!
12.48/12.52	
12.48/12.52	Program does NOT terminate
12.48/12.52	/export/starexec/sandbox/solver/bin/starexec_run_termcomp2019_ITS: line 26: delete: command not found
12.48/12.52	/export/starexec/sandbox/solver/bin/starexec_run_termcomp2019_ITS: line 27: edit: command not found
12.48/12.52	EOF