WORST_CASE(Omega(0),?) Initial ITS Start location: l6 0: l0 -> l1 : oldX4^0'=oldX4^post0, oldX1^0'=oldX1^post0, x2^0'=x2^post0, oldX6^0'=oldX6^post0, oldX3^0'=oldX3^post0, oldX0^0'=oldX0^post0, x1^0'=x1^post0, oldX5^0'=oldX5^post0, oldX2^0'=oldX2^post0, x0^0'=x0^post0, (0 == 0 /\ -oldX6^post0+oldX6^0 == 0 /\ oldX2^post0-x2^0 == 0 /\ -oldX4^post0+x1^post0 == 0 /\ oldX0^post0-x0^0 == 0 /\ -oldX5^post0+x2^post0 == 0 /\ -oldX3^post0+x0^post0 == 0 /\ oldX1^post0-x1^0 == 0), cost: 1 1: l2 -> l1 : oldX4^0'=oldX4^post1, oldX1^0'=oldX1^post1, x2^0'=x2^post1, oldX6^0'=oldX6^post1, oldX3^0'=oldX3^post1, oldX0^0'=oldX0^post1, x1^0'=x1^post1, oldX5^0'=oldX5^post1, oldX2^0'=oldX2^post1, x0^0'=x0^post1, (0 == 0 /\ x0^post1-oldX3^post1 == 0 /\ x2^post1-oldX5^post1 == 0 /\ 2+2*oldX6^post1-oldX2^post1 <= 0 /\ -oldX4^post1+x1^post1 == 0 /\ -x1^0+oldX1^post1 == 0 /\ oldX0^post1-x0^0 == 0 /\ -x2^0+oldX2^post1 == 0), cost: 1 2: l2 -> l1 : oldX4^0'=oldX4^post2, oldX1^0'=oldX1^post2, x2^0'=x2^post2, oldX6^0'=oldX6^post2, oldX3^0'=oldX3^post2, oldX0^0'=oldX0^post2, x1^0'=x1^post2, oldX5^0'=oldX5^post2, oldX2^0'=oldX2^post2, x0^0'=x0^post2, (0 == 0 /\ x0^post2-oldX3^post2 == 0 /\ x2^post2-oldX5^post2 == 0 /\ 1-2*oldX6^post2+oldX2^post2 <= 0 /\ -oldX4^post2+x1^post2 == 0 /\ -x1^0+oldX1^post2 == 0 /\ -x2^0+oldX2^post2 == 0 /\ oldX0^post2-x0^0 == 0), cost: 1 3: l2 -> l3 : oldX4^0'=oldX4^post3, oldX1^0'=oldX1^post3, x2^0'=x2^post3, oldX6^0'=oldX6^post3, oldX3^0'=oldX3^post3, oldX0^0'=oldX0^post3, x1^0'=x1^post3, oldX5^0'=oldX5^post3, oldX2^0'=oldX2^post3, x0^0'=x0^post3, (0 == 0 /\ x2^post3-oldX3^post3 == 0 /\ oldX0^post3-x0^0 == 0 /\ oldX4^0-oldX4^post3 == 0 /\ 2*oldX3^post3-oldX2^post3 <= 0 /\ oldX5^0-oldX5^post3 == 0 /\ -1+x1^post3-oldX1^post3 == 0 /\ -x1^0+oldX1^post3 == 0 /\ -x2^0+oldX2^post3 == 0 /\ -1-2*oldX3^post3+oldX2^post3 <= 0 /\ oldX6^0-oldX6^post3 == 0 /\ -oldX0^post3+x0^post3 == 0), cost: 1 4: l3 -> l0 : oldX4^0'=oldX4^post4, oldX1^0'=oldX1^post4, x2^0'=x2^post4, oldX6^0'=oldX6^post4, oldX3^0'=oldX3^post4, oldX0^0'=oldX0^post4, x1^0'=x1^post4, oldX5^0'=oldX5^post4, oldX2^0'=oldX2^post4, x0^0'=x0^post4, (oldX3^0-oldX3^post4 == 0 /\ oldX6^0-oldX6^post4 == 0 /\ -x2^0+oldX2^post4 == 0 /\ -x1^0+oldX1^post4 == 0 /\ -1+oldX2^post4 <= 0 /\ x2^post4-oldX2^post4 == 0 /\ oldX5^0-oldX5^post4 == 0 /\ x1^post4-oldX1^post4 == 0 /\ -oldX0^post4+x0^post4 == 0 /\ oldX0^post4-x0^0 == 0 /\ -oldX4^post4+oldX4^0 == 0), cost: 1 5: l3 -> l2 : oldX4^0'=oldX4^post5, oldX1^0'=oldX1^post5, x2^0'=x2^post5, oldX6^0'=oldX6^post5, oldX3^0'=oldX3^post5, oldX0^0'=oldX0^post5, x1^0'=x1^post5, oldX5^0'=oldX5^post5, oldX2^0'=oldX2^post5, x0^0'=x0^post5, (2-oldX2^post5 <= 0 /\ x2^post5-oldX2^post5 == 0 /\ oldX6^0-oldX6^post5 == 0 /\ oldX3^0-oldX3^post5 == 0 /\ oldX4^0-oldX4^post5 == 0 /\ -x1^0+oldX1^post5 == 0 /\ -oldX0^post5+x0^post5 == 0 /\ oldX5^0-oldX5^post5 == 0 /\ x1^post5-oldX1^post5 == 0 /\ -x2^0+oldX2^post5 == 0 /\ oldX0^post5-x0^0 == 0), cost: 1 6: l4 -> l3 : oldX4^0'=oldX4^post6, oldX1^0'=oldX1^post6, x2^0'=x2^post6, oldX6^0'=oldX6^post6, oldX3^0'=oldX3^post6, oldX0^0'=oldX0^post6, x1^0'=x1^post6, oldX5^0'=oldX5^post6, oldX2^0'=oldX2^post6, x0^0'=x0^post6, (oldX0^post6-x0^0 == 0 /\ oldX3^0-oldX3^post6 == 0 /\ -oldX0^post6+x0^post6 == 0 /\ x1^post6 == 0 /\ oldX6^0-oldX6^post6 == 0 /\ -oldX0^post6+x2^post6 == 0 /\ oldX4^0-oldX4^post6 == 0 /\ -x2^0+oldX2^post6 == 0 /\ -oldX5^post6+oldX5^0 == 0 /\ oldX1^post6-x1^0 == 0), cost: 1 7: l5 -> l4 : oldX4^0'=oldX4^post7, oldX1^0'=oldX1^post7, x2^0'=x2^post7, oldX6^0'=oldX6^post7, oldX3^0'=oldX3^post7, oldX0^0'=oldX0^post7, x1^0'=x1^post7, oldX5^0'=oldX5^post7, oldX2^0'=oldX2^post7, x0^0'=x0^post7, (0 == 0 /\ -oldX5^post7+oldX5^0 == 0 /\ x1^post7-oldX3^post7 == 0 /\ -oldX0^post7+x0^post7 == 0 /\ oldX1^post7-x1^0 == 0 /\ oldX0^post7-x0^0 == 0 /\ oldX6^0-oldX6^post7 == 0 /\ -x2^0+oldX2^post7 == 0 /\ -oldX4^post7+x2^post7 == 0), cost: 1 8: l5 -> l1 : oldX4^0'=oldX4^post8, oldX1^0'=oldX1^post8, x2^0'=x2^post8, oldX6^0'=oldX6^post8, oldX3^0'=oldX3^post8, oldX0^0'=oldX0^post8, x1^0'=x1^post8, oldX5^0'=oldX5^post8, oldX2^0'=oldX2^post8, x0^0'=x0^post8, (oldX4^0-oldX4^post8 == 0 /\ x2^0-x2^post8 == 0 /\ -x0^post8+x0^0 == 0 /\ oldX3^0-oldX3^post8 == 0 /\ -oldX2^post8+oldX2^0 == 0 /\ -x1^post8+x1^0 == 0 /\ -oldX5^post8+oldX5^0 == 0 /\ oldX6^0-oldX6^post8 == 0 /\ -oldX0^post8+oldX0^0 == 0 /\ -oldX1^post8+oldX1^0 == 0), cost: 1 9: l5 -> l0 : oldX4^0'=oldX4^post9, oldX1^0'=oldX1^post9, x2^0'=x2^post9, oldX6^0'=oldX6^post9, oldX3^0'=oldX3^post9, oldX0^0'=oldX0^post9, x1^0'=x1^post9, oldX5^0'=oldX5^post9, oldX2^0'=oldX2^post9, x0^0'=x0^post9, (-x1^post9+x1^0 == 0 /\ -oldX1^post9+oldX1^0 == 0 /\ -x0^post9+x0^0 == 0 /\ -oldX0^post9+oldX0^0 == 0 /\ x2^0-x2^post9 == 0 /\ oldX2^0-oldX2^post9 == 0 /\ oldX6^0-oldX6^post9 == 0 /\ oldX3^0-oldX3^post9 == 0 /\ oldX4^0-oldX4^post9 == 0 /\ -oldX5^post9+oldX5^0 == 0), cost: 1 10: l5 -> l2 : oldX4^0'=oldX4^post10, oldX1^0'=oldX1^post10, x2^0'=x2^post10, oldX6^0'=oldX6^post10, oldX3^0'=oldX3^post10, oldX0^0'=oldX0^post10, x1^0'=x1^post10, oldX5^0'=oldX5^post10, oldX2^0'=oldX2^post10, x0^0'=x0^post10, (-oldX6^post10+oldX6^0 == 0 /\ oldX4^0-oldX4^post10 == 0 /\ -x0^post10+x0^0 == 0 /\ oldX1^0-oldX1^post10 == 0 /\ oldX0^0-oldX0^post10 == 0 /\ -oldX5^post10+oldX5^0 == 0 /\ x1^0-x1^post10 == 0 /\ oldX3^0-oldX3^post10 == 0 /\ -oldX2^post10+oldX2^0 == 0 /\ x2^0-x2^post10 == 0), cost: 1 11: l5 -> l3 : oldX4^0'=oldX4^post11, oldX1^0'=oldX1^post11, x2^0'=x2^post11, oldX6^0'=oldX6^post11, oldX3^0'=oldX3^post11, oldX0^0'=oldX0^post11, x1^0'=x1^post11, oldX5^0'=oldX5^post11, oldX2^0'=oldX2^post11, x0^0'=x0^post11, (-x0^post11+x0^0 == 0 /\ -oldX5^post11+oldX5^0 == 0 /\ oldX0^0-oldX0^post11 == 0 /\ -oldX6^post11+oldX6^0 == 0 /\ x1^0-x1^post11 == 0 /\ oldX4^0-oldX4^post11 == 0 /\ -oldX2^post11+oldX2^0 == 0 /\ x2^0-x2^post11 == 0 /\ oldX3^0-oldX3^post11 == 0 /\ oldX1^0-oldX1^post11 == 0), cost: 1 12: l5 -> l4 : oldX4^0'=oldX4^post12, oldX1^0'=oldX1^post12, x2^0'=x2^post12, oldX6^0'=oldX6^post12, oldX3^0'=oldX3^post12, oldX0^0'=oldX0^post12, x1^0'=x1^post12, oldX5^0'=oldX5^post12, oldX2^0'=oldX2^post12, x0^0'=x0^post12, (-oldX3^post12+oldX3^0 == 0 /\ -oldX6^post12+oldX6^0 == 0 /\ x1^0-x1^post12 == 0 /\ -oldX2^post12+oldX2^0 == 0 /\ oldX4^0-oldX4^post12 == 0 /\ -x0^post12+x0^0 == 0 /\ x2^0-x2^post12 == 0 /\ oldX1^0-oldX1^post12 == 0 /\ oldX0^0-oldX0^post12 == 0 /\ -oldX5^post12+oldX5^0 == 0), cost: 1 13: l6 -> l5 : oldX4^0'=oldX4^post13, oldX1^0'=oldX1^post13, x2^0'=x2^post13, oldX6^0'=oldX6^post13, oldX3^0'=oldX3^post13, oldX0^0'=oldX0^post13, x1^0'=x1^post13, oldX5^0'=oldX5^post13, oldX2^0'=oldX2^post13, x0^0'=x0^post13, (x1^0-x1^post13 == 0 /\ -oldX3^post13+oldX3^0 == 0 /\ -oldX6^post13+oldX6^0 == 0 /\ oldX1^0-oldX1^post13 == 0 /\ -oldX2^post13+oldX2^0 == 0 /\ oldX0^0-oldX0^post13 == 0 /\ -x2^post13+x2^0 == 0 /\ oldX4^0-oldX4^post13 == 0 /\ -oldX5^post13+oldX5^0 == 0 /\ -x0^post13+x0^0 == 0), cost: 1 Removed unreachable rules and leafs Start location: l6 3: l2 -> l3 : oldX4^0'=oldX4^post3, oldX1^0'=oldX1^post3, x2^0'=x2^post3, oldX6^0'=oldX6^post3, oldX3^0'=oldX3^post3, oldX0^0'=oldX0^post3, x1^0'=x1^post3, oldX5^0'=oldX5^post3, oldX2^0'=oldX2^post3, x0^0'=x0^post3, (0 == 0 /\ x2^post3-oldX3^post3 == 0 /\ oldX0^post3-x0^0 == 0 /\ oldX4^0-oldX4^post3 == 0 /\ 2*oldX3^post3-oldX2^post3 <= 0 /\ oldX5^0-oldX5^post3 == 0 /\ -1+x1^post3-oldX1^post3 == 0 /\ -x1^0+oldX1^post3 == 0 /\ -x2^0+oldX2^post3 == 0 /\ -1-2*oldX3^post3+oldX2^post3 <= 0 /\ oldX6^0-oldX6^post3 == 0 /\ -oldX0^post3+x0^post3 == 0), cost: 1 5: l3 -> l2 : oldX4^0'=oldX4^post5, oldX1^0'=oldX1^post5, x2^0'=x2^post5, oldX6^0'=oldX6^post5, oldX3^0'=oldX3^post5, oldX0^0'=oldX0^post5, x1^0'=x1^post5, oldX5^0'=oldX5^post5, oldX2^0'=oldX2^post5, x0^0'=x0^post5, (2-oldX2^post5 <= 0 /\ x2^post5-oldX2^post5 == 0 /\ oldX6^0-oldX6^post5 == 0 /\ oldX3^0-oldX3^post5 == 0 /\ oldX4^0-oldX4^post5 == 0 /\ -x1^0+oldX1^post5 == 0 /\ -oldX0^post5+x0^post5 == 0 /\ oldX5^0-oldX5^post5 == 0 /\ x1^post5-oldX1^post5 == 0 /\ -x2^0+oldX2^post5 == 0 /\ oldX0^post5-x0^0 == 0), cost: 1 6: l4 -> l3 : oldX4^0'=oldX4^post6, oldX1^0'=oldX1^post6, x2^0'=x2^post6, oldX6^0'=oldX6^post6, oldX3^0'=oldX3^post6, oldX0^0'=oldX0^post6, x1^0'=x1^post6, oldX5^0'=oldX5^post6, oldX2^0'=oldX2^post6, x0^0'=x0^post6, (oldX0^post6-x0^0 == 0 /\ oldX3^0-oldX3^post6 == 0 /\ -oldX0^post6+x0^post6 == 0 /\ x1^post6 == 0 /\ oldX6^0-oldX6^post6 == 0 /\ -oldX0^post6+x2^post6 == 0 /\ oldX4^0-oldX4^post6 == 0 /\ -x2^0+oldX2^post6 == 0 /\ -oldX5^post6+oldX5^0 == 0 /\ oldX1^post6-x1^0 == 0), cost: 1 7: l5 -> l4 : oldX4^0'=oldX4^post7, oldX1^0'=oldX1^post7, x2^0'=x2^post7, oldX6^0'=oldX6^post7, oldX3^0'=oldX3^post7, oldX0^0'=oldX0^post7, x1^0'=x1^post7, oldX5^0'=oldX5^post7, oldX2^0'=oldX2^post7, x0^0'=x0^post7, (0 == 0 /\ -oldX5^post7+oldX5^0 == 0 /\ x1^post7-oldX3^post7 == 0 /\ -oldX0^post7+x0^post7 == 0 /\ oldX1^post7-x1^0 == 0 /\ oldX0^post7-x0^0 == 0 /\ oldX6^0-oldX6^post7 == 0 /\ -x2^0+oldX2^post7 == 0 /\ -oldX4^post7+x2^post7 == 0), cost: 1 10: l5 -> l2 : oldX4^0'=oldX4^post10, oldX1^0'=oldX1^post10, x2^0'=x2^post10, oldX6^0'=oldX6^post10, oldX3^0'=oldX3^post10, oldX0^0'=oldX0^post10, x1^0'=x1^post10, oldX5^0'=oldX5^post10, oldX2^0'=oldX2^post10, x0^0'=x0^post10, (-oldX6^post10+oldX6^0 == 0 /\ oldX4^0-oldX4^post10 == 0 /\ -x0^post10+x0^0 == 0 /\ oldX1^0-oldX1^post10 == 0 /\ oldX0^0-oldX0^post10 == 0 /\ -oldX5^post10+oldX5^0 == 0 /\ x1^0-x1^post10 == 0 /\ oldX3^0-oldX3^post10 == 0 /\ -oldX2^post10+oldX2^0 == 0 /\ x2^0-x2^post10 == 0), cost: 1 11: l5 -> l3 : oldX4^0'=oldX4^post11, oldX1^0'=oldX1^post11, x2^0'=x2^post11, oldX6^0'=oldX6^post11, oldX3^0'=oldX3^post11, oldX0^0'=oldX0^post11, x1^0'=x1^post11, oldX5^0'=oldX5^post11, oldX2^0'=oldX2^post11, x0^0'=x0^post11, (-x0^post11+x0^0 == 0 /\ -oldX5^post11+oldX5^0 == 0 /\ oldX0^0-oldX0^post11 == 0 /\ -oldX6^post11+oldX6^0 == 0 /\ x1^0-x1^post11 == 0 /\ oldX4^0-oldX4^post11 == 0 /\ -oldX2^post11+oldX2^0 == 0 /\ x2^0-x2^post11 == 0 /\ oldX3^0-oldX3^post11 == 0 /\ oldX1^0-oldX1^post11 == 0), cost: 1 12: l5 -> l4 : oldX4^0'=oldX4^post12, oldX1^0'=oldX1^post12, x2^0'=x2^post12, oldX6^0'=oldX6^post12, oldX3^0'=oldX3^post12, oldX0^0'=oldX0^post12, x1^0'=x1^post12, oldX5^0'=oldX5^post12, oldX2^0'=oldX2^post12, x0^0'=x0^post12, (-oldX3^post12+oldX3^0 == 0 /\ -oldX6^post12+oldX6^0 == 0 /\ x1^0-x1^post12 == 0 /\ -oldX2^post12+oldX2^0 == 0 /\ oldX4^0-oldX4^post12 == 0 /\ -x0^post12+x0^0 == 0 /\ x2^0-x2^post12 == 0 /\ oldX1^0-oldX1^post12 == 0 /\ oldX0^0-oldX0^post12 == 0 /\ -oldX5^post12+oldX5^0 == 0), cost: 1 13: l6 -> l5 : oldX4^0'=oldX4^post13, oldX1^0'=oldX1^post13, x2^0'=x2^post13, oldX6^0'=oldX6^post13, oldX3^0'=oldX3^post13, oldX0^0'=oldX0^post13, x1^0'=x1^post13, oldX5^0'=oldX5^post13, oldX2^0'=oldX2^post13, x0^0'=x0^post13, (x1^0-x1^post13 == 0 /\ -oldX3^post13+oldX3^0 == 0 /\ -oldX6^post13+oldX6^0 == 0 /\ oldX1^0-oldX1^post13 == 0 /\ -oldX2^post13+oldX2^0 == 0 /\ oldX0^0-oldX0^post13 == 0 /\ -x2^post13+x2^0 == 0 /\ oldX4^0-oldX4^post13 == 0 /\ -oldX5^post13+oldX5^0 == 0 /\ -x0^post13+x0^0 == 0), cost: 1 Applied preprocessing Original rule: l2 -> l3 : oldX4^0'=oldX4^post3, oldX1^0'=oldX1^post3, x2^0'=x2^post3, oldX6^0'=oldX6^post3, oldX3^0'=oldX3^post3, oldX0^0'=oldX0^post3, x1^0'=x1^post3, oldX5^0'=oldX5^post3, oldX2^0'=oldX2^post3, x0^0'=x0^post3, (0 == 0 /\ x2^post3-oldX3^post3 == 0 /\ oldX0^post3-x0^0 == 0 /\ oldX4^0-oldX4^post3 == 0 /\ 2*oldX3^post3-oldX2^post3 <= 0 /\ oldX5^0-oldX5^post3 == 0 /\ -1+x1^post3-oldX1^post3 == 0 /\ -x1^0+oldX1^post3 == 0 /\ -x2^0+oldX2^post3 == 0 /\ -1-2*oldX3^post3+oldX2^post3 <= 0 /\ oldX6^0-oldX6^post3 == 0 /\ -oldX0^post3+x0^post3 == 0), cost: 1 New rule: l2 -> l3 : oldX1^0'=x1^0, x2^0'=oldX3^post3, oldX3^0'=oldX3^post3, oldX0^0'=x0^0, x1^0'=1+x1^0, oldX2^0'=x2^0, (-1+x2^0-2*oldX3^post3 <= 0 /\ -x2^0+2*oldX3^post3 <= 0), cost: 1 Applied preprocessing Original rule: l3 -> l2 : oldX4^0'=oldX4^post5, oldX1^0'=oldX1^post5, x2^0'=x2^post5, oldX6^0'=oldX6^post5, oldX3^0'=oldX3^post5, oldX0^0'=oldX0^post5, x1^0'=x1^post5, oldX5^0'=oldX5^post5, oldX2^0'=oldX2^post5, x0^0'=x0^post5, (2-oldX2^post5 <= 0 /\ x2^post5-oldX2^post5 == 0 /\ oldX6^0-oldX6^post5 == 0 /\ oldX3^0-oldX3^post5 == 0 /\ oldX4^0-oldX4^post5 == 0 /\ -x1^0+oldX1^post5 == 0 /\ -oldX0^post5+x0^post5 == 0 /\ oldX5^0-oldX5^post5 == 0 /\ x1^post5-oldX1^post5 == 0 /\ -x2^0+oldX2^post5 == 0 /\ oldX0^post5-x0^0 == 0), cost: 1 New rule: l3 -> l2 : oldX1^0'=x1^0, oldX0^0'=x0^0, oldX2^0'=x2^0, -2+x2^0 >= 0, cost: 1 Applied preprocessing Original rule: l4 -> l3 : oldX4^0'=oldX4^post6, oldX1^0'=oldX1^post6, x2^0'=x2^post6, oldX6^0'=oldX6^post6, oldX3^0'=oldX3^post6, oldX0^0'=oldX0^post6, x1^0'=x1^post6, oldX5^0'=oldX5^post6, oldX2^0'=oldX2^post6, x0^0'=x0^post6, (oldX0^post6-x0^0 == 0 /\ oldX3^0-oldX3^post6 == 0 /\ -oldX0^post6+x0^post6 == 0 /\ x1^post6 == 0 /\ oldX6^0-oldX6^post6 == 0 /\ -oldX0^post6+x2^post6 == 0 /\ oldX4^0-oldX4^post6 == 0 /\ -x2^0+oldX2^post6 == 0 /\ -oldX5^post6+oldX5^0 == 0 /\ oldX1^post6-x1^0 == 0), cost: 1 New rule: l4 -> l3 : oldX1^0'=x1^0, x2^0'=x0^0, oldX0^0'=x0^0, x1^0'=0, oldX2^0'=x2^0, TRUE, cost: 1 Applied preprocessing Original rule: l5 -> l4 : oldX4^0'=oldX4^post7, oldX1^0'=oldX1^post7, x2^0'=x2^post7, oldX6^0'=oldX6^post7, oldX3^0'=oldX3^post7, oldX0^0'=oldX0^post7, x1^0'=x1^post7, oldX5^0'=oldX5^post7, oldX2^0'=oldX2^post7, x0^0'=x0^post7, (0 == 0 /\ -oldX5^post7+oldX5^0 == 0 /\ x1^post7-oldX3^post7 == 0 /\ -oldX0^post7+x0^post7 == 0 /\ oldX1^post7-x1^0 == 0 /\ oldX0^post7-x0^0 == 0 /\ oldX6^0-oldX6^post7 == 0 /\ -x2^0+oldX2^post7 == 0 /\ -oldX4^post7+x2^post7 == 0), cost: 1 New rule: l5 -> l4 : oldX4^0'=x2^post7, oldX1^0'=x1^0, x2^0'=x2^post7, oldX3^0'=oldX3^post7, oldX0^0'=x0^0, x1^0'=oldX3^post7, oldX2^0'=x2^0, 0 == 0, cost: 1 Applied preprocessing Original rule: l5 -> l2 : oldX4^0'=oldX4^post10, oldX1^0'=oldX1^post10, x2^0'=x2^post10, oldX6^0'=oldX6^post10, oldX3^0'=oldX3^post10, oldX0^0'=oldX0^post10, x1^0'=x1^post10, oldX5^0'=oldX5^post10, oldX2^0'=oldX2^post10, x0^0'=x0^post10, (-oldX6^post10+oldX6^0 == 0 /\ oldX4^0-oldX4^post10 == 0 /\ -x0^post10+x0^0 == 0 /\ oldX1^0-oldX1^post10 == 0 /\ oldX0^0-oldX0^post10 == 0 /\ -oldX5^post10+oldX5^0 == 0 /\ x1^0-x1^post10 == 0 /\ oldX3^0-oldX3^post10 == 0 /\ -oldX2^post10+oldX2^0 == 0 /\ x2^0-x2^post10 == 0), cost: 1 New rule: l5 -> l2 : TRUE, cost: 1 Applied preprocessing Original rule: l5 -> l3 : oldX4^0'=oldX4^post11, oldX1^0'=oldX1^post11, x2^0'=x2^post11, oldX6^0'=oldX6^post11, oldX3^0'=oldX3^post11, oldX0^0'=oldX0^post11, x1^0'=x1^post11, oldX5^0'=oldX5^post11, oldX2^0'=oldX2^post11, x0^0'=x0^post11, (-x0^post11+x0^0 == 0 /\ -oldX5^post11+oldX5^0 == 0 /\ oldX0^0-oldX0^post11 == 0 /\ -oldX6^post11+oldX6^0 == 0 /\ x1^0-x1^post11 == 0 /\ oldX4^0-oldX4^post11 == 0 /\ -oldX2^post11+oldX2^0 == 0 /\ x2^0-x2^post11 == 0 /\ oldX3^0-oldX3^post11 == 0 /\ oldX1^0-oldX1^post11 == 0), cost: 1 New rule: l5 -> l3 : TRUE, cost: 1 Applied preprocessing Original rule: l5 -> l4 : oldX4^0'=oldX4^post12, oldX1^0'=oldX1^post12, x2^0'=x2^post12, oldX6^0'=oldX6^post12, oldX3^0'=oldX3^post12, oldX0^0'=oldX0^post12, x1^0'=x1^post12, oldX5^0'=oldX5^post12, oldX2^0'=oldX2^post12, x0^0'=x0^post12, (-oldX3^post12+oldX3^0 == 0 /\ -oldX6^post12+oldX6^0 == 0 /\ x1^0-x1^post12 == 0 /\ -oldX2^post12+oldX2^0 == 0 /\ oldX4^0-oldX4^post12 == 0 /\ -x0^post12+x0^0 == 0 /\ x2^0-x2^post12 == 0 /\ oldX1^0-oldX1^post12 == 0 /\ oldX0^0-oldX0^post12 == 0 /\ -oldX5^post12+oldX5^0 == 0), cost: 1 New rule: l5 -> l4 : TRUE, cost: 1 Applied preprocessing Original rule: l6 -> l5 : oldX4^0'=oldX4^post13, oldX1^0'=oldX1^post13, x2^0'=x2^post13, oldX6^0'=oldX6^post13, oldX3^0'=oldX3^post13, oldX0^0'=oldX0^post13, x1^0'=x1^post13, oldX5^0'=oldX5^post13, oldX2^0'=oldX2^post13, x0^0'=x0^post13, (x1^0-x1^post13 == 0 /\ -oldX3^post13+oldX3^0 == 0 /\ -oldX6^post13+oldX6^0 == 0 /\ oldX1^0-oldX1^post13 == 0 /\ -oldX2^post13+oldX2^0 == 0 /\ oldX0^0-oldX0^post13 == 0 /\ -x2^post13+x2^0 == 0 /\ oldX4^0-oldX4^post13 == 0 /\ -oldX5^post13+oldX5^0 == 0 /\ -x0^post13+x0^0 == 0), cost: 1 New rule: l6 -> l5 : TRUE, cost: 1 Simplified rules Start location: l6 14: l2 -> l3 : oldX1^0'=x1^0, x2^0'=oldX3^post3, oldX3^0'=oldX3^post3, oldX0^0'=x0^0, x1^0'=1+x1^0, oldX2^0'=x2^0, (-1+x2^0-2*oldX3^post3 <= 0 /\ -x2^0+2*oldX3^post3 <= 0), cost: 1 15: l3 -> l2 : oldX1^0'=x1^0, oldX0^0'=x0^0, oldX2^0'=x2^0, -2+x2^0 >= 0, cost: 1 16: l4 -> l3 : oldX1^0'=x1^0, x2^0'=x0^0, oldX0^0'=x0^0, x1^0'=0, oldX2^0'=x2^0, TRUE, cost: 1 17: l5 -> l4 : oldX4^0'=x2^post7, oldX1^0'=x1^0, x2^0'=x2^post7, oldX3^0'=oldX3^post7, oldX0^0'=x0^0, x1^0'=oldX3^post7, oldX2^0'=x2^0, 0 == 0, cost: 1 18: l5 -> l2 : TRUE, cost: 1 19: l5 -> l3 : TRUE, cost: 1 20: l5 -> l4 : TRUE, cost: 1 21: l6 -> l5 : TRUE, cost: 1 Eliminating location l5 by chaining: Applied chaining First rule: l6 -> l5 : TRUE, cost: 1 Second rule: l5 -> l4 : oldX4^0'=x2^post7, oldX1^0'=x1^0, x2^0'=x2^post7, oldX3^0'=oldX3^post7, oldX0^0'=x0^0, x1^0'=oldX3^post7, oldX2^0'=x2^0, 0 == 0, cost: 1 New rule: l6 -> l4 : oldX4^0'=x2^post7, oldX1^0'=x1^0, x2^0'=x2^post7, oldX3^0'=oldX3^post7, oldX0^0'=x0^0, x1^0'=oldX3^post7, oldX2^0'=x2^0, 0 == 0, cost: 2 Applied chaining First rule: l6 -> l5 : TRUE, cost: 1 Second rule: l5 -> l2 : TRUE, cost: 1 New rule: l6 -> l2 : TRUE, cost: 2 Applied chaining First rule: l6 -> l5 : TRUE, cost: 1 Second rule: l5 -> l3 : TRUE, cost: 1 New rule: l6 -> l3 : TRUE, cost: 2 Applied chaining First rule: l6 -> l5 : TRUE, cost: 1 Second rule: l5 -> l4 : TRUE, cost: 1 New rule: l6 -> l4 : TRUE, cost: 2 Applied deletion Removed the following rules: 17 18 19 20 21 Eliminated locations on tree-shaped paths Start location: l6 14: l2 -> l3 : oldX1^0'=x1^0, x2^0'=oldX3^post3, oldX3^0'=oldX3^post3, oldX0^0'=x0^0, x1^0'=1+x1^0, oldX2^0'=x2^0, (-1+x2^0-2*oldX3^post3 <= 0 /\ -x2^0+2*oldX3^post3 <= 0), cost: 1 15: l3 -> l2 : oldX1^0'=x1^0, oldX0^0'=x0^0, oldX2^0'=x2^0, -2+x2^0 >= 0, cost: 1 16: l4 -> l3 : oldX1^0'=x1^0, x2^0'=x0^0, oldX0^0'=x0^0, x1^0'=0, oldX2^0'=x2^0, TRUE, cost: 1 22: l6 -> l4 : oldX4^0'=x2^post7, oldX1^0'=x1^0, x2^0'=x2^post7, oldX3^0'=oldX3^post7, oldX0^0'=x0^0, x1^0'=oldX3^post7, oldX2^0'=x2^0, 0 == 0, cost: 2 23: l6 -> l2 : TRUE, cost: 2 24: l6 -> l3 : TRUE, cost: 2 25: l6 -> l4 : TRUE, cost: 2 Eliminating location l4 by chaining: Applied chaining First rule: l6 -> l4 : oldX4^0'=x2^post7, oldX1^0'=x1^0, x2^0'=x2^post7, oldX3^0'=oldX3^post7, oldX0^0'=x0^0, x1^0'=oldX3^post7, oldX2^0'=x2^0, 0 == 0, cost: 2 Second rule: l4 -> l3 : oldX1^0'=x1^0, x2^0'=x0^0, oldX0^0'=x0^0, x1^0'=0, oldX2^0'=x2^0, TRUE, cost: 1 New rule: l6 -> l3 : oldX4^0'=x2^post7, oldX1^0'=oldX3^post7, x2^0'=x0^0, oldX3^0'=oldX3^post7, oldX0^0'=x0^0, x1^0'=0, oldX2^0'=x2^post7, 0 == 0, cost: 3 Applied chaining First rule: l6 -> l4 : TRUE, cost: 2 Second rule: l4 -> l3 : oldX1^0'=x1^0, x2^0'=x0^0, oldX0^0'=x0^0, x1^0'=0, oldX2^0'=x2^0, TRUE, cost: 1 New rule: l6 -> l3 : oldX1^0'=x1^0, x2^0'=x0^0, oldX0^0'=x0^0, x1^0'=0, oldX2^0'=x2^0, TRUE, cost: 3 Applied deletion Removed the following rules: 16 22 25 Eliminated locations on tree-shaped paths Start location: l6 14: l2 -> l3 : oldX1^0'=x1^0, x2^0'=oldX3^post3, oldX3^0'=oldX3^post3, oldX0^0'=x0^0, x1^0'=1+x1^0, oldX2^0'=x2^0, (-1+x2^0-2*oldX3^post3 <= 0 /\ -x2^0+2*oldX3^post3 <= 0), cost: 1 15: l3 -> l2 : oldX1^0'=x1^0, oldX0^0'=x0^0, oldX2^0'=x2^0, -2+x2^0 >= 0, cost: 1 23: l6 -> l2 : TRUE, cost: 2 24: l6 -> l3 : TRUE, cost: 2 26: l6 -> l3 : oldX4^0'=x2^post7, oldX1^0'=oldX3^post7, x2^0'=x0^0, oldX3^0'=oldX3^post7, oldX0^0'=x0^0, x1^0'=0, oldX2^0'=x2^post7, 0 == 0, cost: 3 27: l6 -> l3 : oldX1^0'=x1^0, x2^0'=x0^0, oldX0^0'=x0^0, x1^0'=0, oldX2^0'=x2^0, TRUE, cost: 3 Eliminated location l2 Start location: l6 28: l3 -> l3 : oldX1^0'=x1^0, x2^0'=oldX3^post3, oldX3^0'=oldX3^post3, oldX0^0'=x0^0, x1^0'=1+x1^0, oldX2^0'=x2^0, (-2+x2^0 >= 0 /\ -1+x2^0-2*oldX3^post3 <= 0 /\ -x2^0+2*oldX3^post3 <= 0), cost: 2 24: l6 -> l3 : TRUE, cost: 2 26: l6 -> l3 : oldX4^0'=x2^post7, oldX1^0'=oldX3^post7, x2^0'=x0^0, oldX3^0'=oldX3^post7, oldX0^0'=x0^0, x1^0'=0, oldX2^0'=x2^post7, 0 == 0, cost: 3 27: l6 -> l3 : oldX1^0'=x1^0, x2^0'=x0^0, oldX0^0'=x0^0, x1^0'=0, oldX2^0'=x2^0, TRUE, cost: 3 29: l6 -> l3 : oldX1^0'=x1^0, x2^0'=oldX3^post3, oldX3^0'=oldX3^post3, oldX0^0'=x0^0, x1^0'=1+x1^0, oldX2^0'=x2^0, (-1+x2^0-2*oldX3^post3 <= 0 /\ -x2^0+2*oldX3^post3 <= 0), cost: 3 Accelerated simple loops Start location: l6 28: l3 -> l3 : oldX1^0'=x1^0, x2^0'=oldX3^post3, oldX3^0'=oldX3^post3, oldX0^0'=x0^0, x1^0'=1+x1^0, oldX2^0'=x2^0, (-2+x2^0 >= 0 /\ -1+x2^0-2*oldX3^post3 <= 0 /\ -x2^0+2*oldX3^post3 <= 0), cost: 2 24: l6 -> l3 : TRUE, cost: 2 26: l6 -> l3 : oldX4^0'=x2^post7, oldX1^0'=oldX3^post7, x2^0'=x0^0, oldX3^0'=oldX3^post7, oldX0^0'=x0^0, x1^0'=0, oldX2^0'=x2^post7, 0 == 0, cost: 3 27: l6 -> l3 : oldX1^0'=x1^0, x2^0'=x0^0, oldX0^0'=x0^0, x1^0'=0, oldX2^0'=x2^0, TRUE, cost: 3 29: l6 -> l3 : oldX1^0'=x1^0, x2^0'=oldX3^post3, oldX3^0'=oldX3^post3, oldX0^0'=x0^0, x1^0'=1+x1^0, oldX2^0'=x2^0, (-1+x2^0-2*oldX3^post3 <= 0 /\ -x2^0+2*oldX3^post3 <= 0), cost: 3 Applied chaining First rule: l6 -> l3 : TRUE, cost: 2 Second rule: l3 -> l3 : oldX1^0'=x1^0, x2^0'=oldX3^post3, oldX3^0'=oldX3^post3, oldX0^0'=x0^0, x1^0'=1+x1^0, oldX2^0'=x2^0, (-2+x2^0 >= 0 /\ -1+x2^0-2*oldX3^post3 <= 0 /\ -x2^0+2*oldX3^post3 <= 0), cost: 2 New rule: l6 -> l3 : oldX1^0'=x1^0, x2^0'=oldX3^post3, oldX3^0'=oldX3^post3, oldX0^0'=x0^0, x1^0'=1+x1^0, oldX2^0'=x2^0, (-2+x2^0 >= 0 /\ -1+x2^0-2*oldX3^post3 <= 0 /\ -x2^0+2*oldX3^post3 <= 0), cost: 4 Applied chaining First rule: l6 -> l3 : oldX4^0'=x2^post7, oldX1^0'=oldX3^post7, x2^0'=x0^0, oldX3^0'=oldX3^post7, oldX0^0'=x0^0, x1^0'=0, oldX2^0'=x2^post7, 0 == 0, cost: 3 Second rule: l3 -> l3 : oldX1^0'=x1^0, x2^0'=oldX3^post3, oldX3^0'=oldX3^post3, oldX0^0'=x0^0, x1^0'=1+x1^0, oldX2^0'=x2^0, (-2+x2^0 >= 0 /\ -1+x2^0-2*oldX3^post3 <= 0 /\ -x2^0+2*oldX3^post3 <= 0), cost: 2 New rule: l6 -> l3 : oldX4^0'=x2^post7, oldX1^0'=0, x2^0'=oldX3^post3, oldX3^0'=oldX3^post3, oldX0^0'=x0^0, x1^0'=1, oldX2^0'=x0^0, (2*oldX3^post3-x0^0 <= 0 /\ -1-2*oldX3^post3+x0^0 <= 0 /\ -2+x0^0 >= 0), cost: 5 Applied chaining First rule: l6 -> l3 : oldX1^0'=x1^0, x2^0'=x0^0, oldX0^0'=x0^0, x1^0'=0, oldX2^0'=x2^0, TRUE, cost: 3 Second rule: l3 -> l3 : oldX1^0'=x1^0, x2^0'=oldX3^post3, oldX3^0'=oldX3^post3, oldX0^0'=x0^0, x1^0'=1+x1^0, oldX2^0'=x2^0, (-2+x2^0 >= 0 /\ -1+x2^0-2*oldX3^post3 <= 0 /\ -x2^0+2*oldX3^post3 <= 0), cost: 2 New rule: l6 -> l3 : oldX1^0'=0, x2^0'=oldX3^post3, oldX3^0'=oldX3^post3, oldX0^0'=x0^0, x1^0'=1, oldX2^0'=x0^0, (2*oldX3^post3-x0^0 <= 0 /\ -1-2*oldX3^post3+x0^0 <= 0 /\ -2+x0^0 >= 0), cost: 5 Applied deletion Removed the following rules: 28 Chained accelerated rules with incoming rules Start location: l6 24: l6 -> l3 : TRUE, cost: 2 26: l6 -> l3 : oldX4^0'=x2^post7, oldX1^0'=oldX3^post7, x2^0'=x0^0, oldX3^0'=oldX3^post7, oldX0^0'=x0^0, x1^0'=0, oldX2^0'=x2^post7, 0 == 0, cost: 3 27: l6 -> l3 : oldX1^0'=x1^0, x2^0'=x0^0, oldX0^0'=x0^0, x1^0'=0, oldX2^0'=x2^0, TRUE, cost: 3 29: l6 -> l3 : oldX1^0'=x1^0, x2^0'=oldX3^post3, oldX3^0'=oldX3^post3, oldX0^0'=x0^0, x1^0'=1+x1^0, oldX2^0'=x2^0, (-1+x2^0-2*oldX3^post3 <= 0 /\ -x2^0+2*oldX3^post3 <= 0), cost: 3 30: l6 -> l3 : oldX1^0'=x1^0, x2^0'=oldX3^post3, oldX3^0'=oldX3^post3, oldX0^0'=x0^0, x1^0'=1+x1^0, oldX2^0'=x2^0, (-2+x2^0 >= 0 /\ -1+x2^0-2*oldX3^post3 <= 0 /\ -x2^0+2*oldX3^post3 <= 0), cost: 4 31: l6 -> l3 : oldX4^0'=x2^post7, oldX1^0'=0, x2^0'=oldX3^post3, oldX3^0'=oldX3^post3, oldX0^0'=x0^0, x1^0'=1, oldX2^0'=x0^0, (2*oldX3^post3-x0^0 <= 0 /\ -1-2*oldX3^post3+x0^0 <= 0 /\ -2+x0^0 >= 0), cost: 5 32: l6 -> l3 : oldX1^0'=0, x2^0'=oldX3^post3, oldX3^0'=oldX3^post3, oldX0^0'=x0^0, x1^0'=1, oldX2^0'=x0^0, (2*oldX3^post3-x0^0 <= 0 /\ -1-2*oldX3^post3+x0^0 <= 0 /\ -2+x0^0 >= 0), cost: 5 Removed unreachable locations and irrelevant leafs Start location: l6 Computing asymptotic complexity Proved the following lower bound Complexity: Unknown Cpx degree: ? Solved cost: 0 Rule cost: 0