WORST_CASE(Omega(0),?) Initial ITS Start location: l6 0: l0 -> l1 : j^0'=j^post0, j^0-j^post0 == 0, cost: 1 1: l0 -> l1 : j^0'=j^post1, -j^post1+j^0 == 0, cost: 1 5: l1 -> l4 : j^0'=j^post5, -j^post5+j^0 == 0, cost: 1 2: l2 -> l0 : j^0'=j^post2, (-j^post2+j^0 == 0 /\ 2-j^0 <= 0), cost: 1 3: l2 -> l3 : j^0'=j^post3, (-1-j^0+j^post3 == 0 /\ -1+j^0 <= 0), cost: 1 4: l3 -> l2 : j^0'=j^post4, -j^post4+j^0 == 0, cost: 1 6: l5 -> l3 : j^0'=j^post6, j^post6 == 0, cost: 1 7: l6 -> l5 : j^0'=j^post7, j^0-j^post7 == 0, cost: 1 Removed unreachable rules and leafs Start location: l6 3: l2 -> l3 : j^0'=j^post3, (-1-j^0+j^post3 == 0 /\ -1+j^0 <= 0), cost: 1 4: l3 -> l2 : j^0'=j^post4, -j^post4+j^0 == 0, cost: 1 6: l5 -> l3 : j^0'=j^post6, j^post6 == 0, cost: 1 7: l6 -> l5 : j^0'=j^post7, j^0-j^post7 == 0, cost: 1 Applied preprocessing Original rule: l2 -> l3 : j^0'=j^post3, (-1-j^0+j^post3 == 0 /\ -1+j^0 <= 0), cost: 1 New rule: l2 -> l3 : j^0'=1+j^0, -1+j^0 <= 0, cost: 1 Applied preprocessing Original rule: l3 -> l2 : j^0'=j^post4, -j^post4+j^0 == 0, cost: 1 New rule: l3 -> l2 : TRUE, cost: 1 Applied preprocessing Original rule: l5 -> l3 : j^0'=j^post6, j^post6 == 0, cost: 1 New rule: l5 -> l3 : j^0'=0, TRUE, cost: 1 Applied preprocessing Original rule: l6 -> l5 : j^0'=j^post7, j^0-j^post7 == 0, cost: 1 New rule: l6 -> l5 : TRUE, cost: 1 Simplified rules Start location: l6 8: l2 -> l3 : j^0'=1+j^0, -1+j^0 <= 0, cost: 1 9: l3 -> l2 : TRUE, cost: 1 10: l5 -> l3 : j^0'=0, TRUE, cost: 1 11: l6 -> l5 : TRUE, cost: 1 Eliminating location l5 by chaining: Applied chaining First rule: l6 -> l5 : TRUE, cost: 1 Second rule: l5 -> l3 : j^0'=0, TRUE, cost: 1 New rule: l6 -> l3 : j^0'=0, TRUE, cost: 2 Applied deletion Removed the following rules: 10 11 Eliminating location l2 by chaining: Applied chaining First rule: l3 -> l2 : TRUE, cost: 1 Second rule: l2 -> l3 : j^0'=1+j^0, -1+j^0 <= 0, cost: 1 New rule: l3 -> l3 : j^0'=1+j^0, -1+j^0 <= 0, cost: 2 Applied deletion Removed the following rules: 8 9 Eliminated locations on linear paths Start location: l6 13: l3 -> l3 : j^0'=1+j^0, -1+j^0 <= 0, cost: 2 12: l6 -> l3 : j^0'=0, TRUE, cost: 2 Applied acceleration Original rule: l3 -> l3 : j^0'=1+j^0, -1+j^0 <= 0, cost: 2 New rule: l3 -> l3 : j^0'=n+j^0, (n >= 0 /\ 2-n-j^0 >= 0), cost: 2*n Sub-proof via acceration calculus written to file:///tmp/tmpnam_oJJJDI.txt Applied instantiation Original rule: l3 -> l3 : j^0'=n+j^0, (n >= 0 /\ 2-n-j^0 >= 0), cost: 2*n New rule: l3 -> l3 : j^0'=2, (0 >= 0 /\ 2-j^0 >= 0), cost: 4-2*j^0 Applied simplification Original rule: l3 -> l3 : j^0'=2, (0 >= 0 /\ 2-j^0 >= 0), cost: 4-2*j^0 New rule: l3 -> l3 : j^0'=2, -2+j^0 <= 0, cost: 4-2*j^0 Applied deletion Removed the following rules: 13 Accelerated simple loops Start location: l6 15: l3 -> l3 : j^0'=2, -2+j^0 <= 0, cost: 4-2*j^0 12: l6 -> l3 : j^0'=0, TRUE, cost: 2 Applied chaining First rule: l6 -> l3 : j^0'=0, TRUE, cost: 2 Second rule: l3 -> l3 : j^0'=2, -2+j^0 <= 0, cost: 4-2*j^0 New rule: l6 -> l3 : j^0'=2, -2 <= 0, cost: 6 Applied deletion Removed the following rules: 15 Chained accelerated rules with incoming rules Start location: l6 12: l6 -> l3 : j^0'=0, TRUE, cost: 2 16: l6 -> l3 : j^0'=2, -2 <= 0, cost: 6 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