WORST_CASE(Omega(0),?) Initial ITS Start location: l3 0: l0 -> l1 : id^0'=id^post0, x^0'=x^post0, m^0'=m^post0, (x^0-m^0 <= 0 /\ -x^post0 <= 0 /\ id^0-id^post0 == 0 /\ -1-m^0+x^post0 <= 0 /\ -m^post0+m^0 == 0 /\ -1-x^0+x^post0 == 0), cost: 1 1: l0 -> l1 : id^0'=id^post1, x^0'=x^post1, m^0'=m^post1, (-x^post1 <= 0 /\ 1-x^0 <= 0 /\ -1-m^0+x^post1 <= 0 /\ id^0-id^post1 == 0 /\ 1-x^0+m^0 <= 0 /\ m^0-m^post1 == 0 /\ x^post1 == 0), cost: 1 2: l1 -> l0 : id^0'=id^post2, x^0'=x^post2, m^0'=m^post2, (x^0-x^post2 == 0 /\ m^0-m^post2 == 0 /\ 1+id^0-x^0 <= 0 /\ id^0-id^post2 == 0), cost: 1 3: l1 -> l0 : id^0'=id^post3, x^0'=x^post3, m^0'=m^post3, (m^0-m^post3 == 0 /\ 1-id^0+x^0 <= 0 /\ id^0-id^post3 == 0 /\ x^0-x^post3 == 0), cost: 1 4: l2 -> l1 : id^0'=id^post4, x^0'=x^post4, m^0'=m^post4, (1-id^0 <= 0 /\ 1-m^0 <= 0 /\ -x^post4 <= 0 /\ -1+x^post4-m^0 <= 0 /\ -1-id^0+x^post4 == 0 /\ id^0-m^0 <= 0 /\ m^0-m^post4 == 0 /\ id^0-id^post4 == 0), cost: 1 5: l3 -> l2 : id^0'=id^post5, x^0'=x^post5, m^0'=m^post5, (id^0-id^post5 == 0 /\ x^0-x^post5 == 0 /\ m^0-m^post5 == 0), cost: 1 Applied preprocessing Original rule: l0 -> l1 : id^0'=id^post0, x^0'=x^post0, m^0'=m^post0, (x^0-m^0 <= 0 /\ -x^post0 <= 0 /\ id^0-id^post0 == 0 /\ -1-m^0+x^post0 <= 0 /\ -m^post0+m^0 == 0 /\ -1-x^0+x^post0 == 0), cost: 1 New rule: l0 -> l1 : x^0'=1+x^0, (x^0-m^0 <= 0 /\ 1+x^0 >= 0), cost: 1 Applied preprocessing Original rule: l0 -> l1 : id^0'=id^post1, x^0'=x^post1, m^0'=m^post1, (-x^post1 <= 0 /\ 1-x^0 <= 0 /\ -1-m^0+x^post1 <= 0 /\ id^0-id^post1 == 0 /\ 1-x^0+m^0 <= 0 /\ m^0-m^post1 == 0 /\ x^post1 == 0), cost: 1 New rule: l0 -> l1 : x^0'=0, (-1+x^0 >= 0 /\ 1-x^0+m^0 <= 0 /\ 1+m^0 >= 0), cost: 1 Applied preprocessing Original rule: l1 -> l0 : id^0'=id^post2, x^0'=x^post2, m^0'=m^post2, (x^0-x^post2 == 0 /\ m^0-m^post2 == 0 /\ 1+id^0-x^0 <= 0 /\ id^0-id^post2 == 0), cost: 1 New rule: l1 -> l0 : 1+id^0-x^0 <= 0, cost: 1 Applied preprocessing Original rule: l1 -> l0 : id^0'=id^post3, x^0'=x^post3, m^0'=m^post3, (m^0-m^post3 == 0 /\ 1-id^0+x^0 <= 0 /\ id^0-id^post3 == 0 /\ x^0-x^post3 == 0), cost: 1 New rule: l1 -> l0 : 1-id^0+x^0 <= 0, cost: 1 Applied preprocessing Original rule: l2 -> l1 : id^0'=id^post4, x^0'=x^post4, m^0'=m^post4, (1-id^0 <= 0 /\ 1-m^0 <= 0 /\ -x^post4 <= 0 /\ -1+x^post4-m^0 <= 0 /\ -1-id^0+x^post4 == 0 /\ id^0-m^0 <= 0 /\ m^0-m^post4 == 0 /\ id^0-id^post4 == 0), cost: 1 New rule: l2 -> l1 : x^0'=1+id^0, (-1+id^0 >= 0 /\ id^0-m^0 <= 0), cost: 1 Applied preprocessing Original rule: l3 -> l2 : id^0'=id^post5, x^0'=x^post5, m^0'=m^post5, (id^0-id^post5 == 0 /\ x^0-x^post5 == 0 /\ m^0-m^post5 == 0), cost: 1 New rule: l3 -> l2 : TRUE, cost: 1 Simplified rules Start location: l3 6: l0 -> l1 : x^0'=1+x^0, (x^0-m^0 <= 0 /\ 1+x^0 >= 0), cost: 1 7: l0 -> l1 : x^0'=0, (-1+x^0 >= 0 /\ 1-x^0+m^0 <= 0 /\ 1+m^0 >= 0), cost: 1 8: l1 -> l0 : 1+id^0-x^0 <= 0, cost: 1 9: l1 -> l0 : 1-id^0+x^0 <= 0, cost: 1 10: l2 -> l1 : x^0'=1+id^0, (-1+id^0 >= 0 /\ id^0-m^0 <= 0), cost: 1 11: l3 -> l2 : TRUE, cost: 1 Eliminating location l2 by chaining: Applied chaining First rule: l3 -> l2 : TRUE, cost: 1 Second rule: l2 -> l1 : x^0'=1+id^0, (-1+id^0 >= 0 /\ id^0-m^0 <= 0), cost: 1 New rule: l3 -> l1 : x^0'=1+id^0, (-1+id^0 >= 0 /\ id^0-m^0 <= 0), cost: 2 Applied deletion Removed the following rules: 10 11 Eliminated locations on linear paths Start location: l3 6: l0 -> l1 : x^0'=1+x^0, (x^0-m^0 <= 0 /\ 1+x^0 >= 0), cost: 1 7: l0 -> l1 : x^0'=0, (-1+x^0 >= 0 /\ 1-x^0+m^0 <= 0 /\ 1+m^0 >= 0), cost: 1 8: l1 -> l0 : 1+id^0-x^0 <= 0, cost: 1 9: l1 -> l0 : 1-id^0+x^0 <= 0, cost: 1 12: l3 -> l1 : x^0'=1+id^0, (-1+id^0 >= 0 /\ id^0-m^0 <= 0), cost: 2 Eliminating location l0 by chaining: Applied chaining First rule: l1 -> l0 : 1+id^0-x^0 <= 0, cost: 1 Second rule: l0 -> l1 : x^0'=1+x^0, (x^0-m^0 <= 0 /\ 1+x^0 >= 0), cost: 1 New rule: l1 -> l1 : x^0'=1+x^0, (x^0-m^0 <= 0 /\ 1+id^0-x^0 <= 0 /\ 1+x^0 >= 0), cost: 2 Applied chaining First rule: l1 -> l0 : 1+id^0-x^0 <= 0, cost: 1 Second rule: l0 -> l1 : x^0'=0, (-1+x^0 >= 0 /\ 1-x^0+m^0 <= 0 /\ 1+m^0 >= 0), cost: 1 New rule: l1 -> l1 : x^0'=0, (-1+x^0 >= 0 /\ 1-x^0+m^0 <= 0 /\ 1+id^0-x^0 <= 0 /\ 1+m^0 >= 0), cost: 2 Applied chaining First rule: l1 -> l0 : 1-id^0+x^0 <= 0, cost: 1 Second rule: l0 -> l1 : x^0'=1+x^0, (x^0-m^0 <= 0 /\ 1+x^0 >= 0), cost: 1 New rule: l1 -> l1 : x^0'=1+x^0, (x^0-m^0 <= 0 /\ 1-id^0+x^0 <= 0 /\ 1+x^0 >= 0), cost: 2 Applied chaining First rule: l1 -> l0 : 1-id^0+x^0 <= 0, cost: 1 Second rule: l0 -> l1 : x^0'=0, (-1+x^0 >= 0 /\ 1-x^0+m^0 <= 0 /\ 1+m^0 >= 0), cost: 1 New rule: l1 -> l1 : x^0'=0, (-1+x^0 >= 0 /\ 1-x^0+m^0 <= 0 /\ 1+m^0 >= 0 /\ 1-id^0+x^0 <= 0), cost: 2 Applied deletion Removed the following rules: 6 7 8 9 Eliminated locations on tree-shaped paths Start location: l3 13: l1 -> l1 : x^0'=1+x^0, (x^0-m^0 <= 0 /\ 1+id^0-x^0 <= 0 /\ 1+x^0 >= 0), cost: 2 14: l1 -> l1 : x^0'=0, (-1+x^0 >= 0 /\ 1-x^0+m^0 <= 0 /\ 1+id^0-x^0 <= 0 /\ 1+m^0 >= 0), cost: 2 15: l1 -> l1 : x^0'=1+x^0, (x^0-m^0 <= 0 /\ 1-id^0+x^0 <= 0 /\ 1+x^0 >= 0), cost: 2 16: l1 -> l1 : x^0'=0, (-1+x^0 >= 0 /\ 1-x^0+m^0 <= 0 /\ 1+m^0 >= 0 /\ 1-id^0+x^0 <= 0), cost: 2 12: l3 -> l1 : x^0'=1+id^0, (-1+id^0 >= 0 /\ id^0-m^0 <= 0), cost: 2 Applied acceleration Original rule: l1 -> l1 : x^0'=1+x^0, (x^0-m^0 <= 0 /\ 1+id^0-x^0 <= 0 /\ 1+x^0 >= 0), cost: 2 New rule: l1 -> l1 : x^0'=n3+x^0, (-1-id^0+x^0 >= 0 /\ n3 >= 0 /\ 1-n3-x^0+m^0 >= 0 /\ 1+x^0 >= 0), cost: 2*n3 Applied instantiation Original rule: l1 -> l1 : x^0'=n3+x^0, (-1-id^0+x^0 >= 0 /\ n3 >= 0 /\ 1-n3-x^0+m^0 >= 0 /\ 1+x^0 >= 0), cost: 2*n3 New rule: l1 -> l1 : x^0'=1+m^0, (0 >= 0 /\ -1-id^0+x^0 >= 0 /\ 1-x^0+m^0 >= 0 /\ 1+x^0 >= 0), cost: 2-2*x^0+2*m^0 Applied acceleration Original rule: l1 -> l1 : x^0'=1+x^0, (x^0-m^0 <= 0 /\ 1-id^0+x^0 <= 0 /\ 1+x^0 >= 0), cost: 2 New rule: l1 -> l1 : x^0'=n6+x^0, (n6 >= 0 /\ 1-n6-x^0+m^0 >= 0 /\ id^0-n6-x^0 >= 0 /\ 1+x^0 >= 0), cost: 2*n6 Applied instantiation Original rule: l1 -> l1 : x^0'=n6+x^0, (n6 >= 0 /\ 1-n6-x^0+m^0 >= 0 /\ id^0-n6-x^0 >= 0 /\ 1+x^0 >= 0), cost: 2*n6 New rule: l1 -> l1 : x^0'=1+m^0, (0 >= 0 /\ -1+id^0-m^0 >= 0 /\ 1-x^0+m^0 >= 0 /\ 1+x^0 >= 0), cost: 2-2*x^0+2*m^0 Applied instantiation Original rule: l1 -> l1 : x^0'=n6+x^0, (n6 >= 0 /\ 1-n6-x^0+m^0 >= 0 /\ id^0-n6-x^0 >= 0 /\ 1+x^0 >= 0), cost: 2*n6 New rule: l1 -> l1 : x^0'=id^0, (0 >= 0 /\ 1-id^0+m^0 >= 0 /\ id^0-x^0 >= 0 /\ 1+x^0 >= 0), cost: 2*id^0-2*x^0 Applied chaining First rule: l1 -> l1 : x^0'=0, (-1+x^0 >= 0 /\ 1-x^0+m^0 <= 0 /\ 1+id^0-x^0 <= 0 /\ 1+m^0 >= 0), cost: 2 Second rule: l1 -> l1 : x^0'=1+m^0, (0 >= 0 /\ -1-id^0+x^0 >= 0 /\ 1-x^0+m^0 >= 0 /\ 1+x^0 >= 0), cost: 2-2*x^0+2*m^0 New rule: l1 -> l1 : x^0'=1+m^0, (-1+x^0 >= 0 /\ 1-x^0+m^0 <= 0 /\ 1+id^0 <= 0 /\ 1+m^0 >= 0), cost: 4+2*m^0 Applied acceleration Original rule: l1 -> l1 : x^0'=1+m^0, (-1+x^0 >= 0 /\ 1-x^0+m^0 <= 0 /\ 1+id^0 <= 0 /\ 1+m^0 >= 0), cost: 4+2*m^0 New rule: l1 -> l1 : x^0'=1+m^0, (-1-id^0 >= 0 /\ 1+m^0 >= 0 /\ -1+n19 >= 0 /\ -1+x^0-m^0 >= 0 /\ ((m^0 >= 0 /\ -1+x^0-m^0 >= 0) \/ (-1+x^0 >= 0 /\ m^0 >= 0))), cost: 2*n19*m^0+4*n19 Applied chaining First rule: l1 -> l1 : x^0'=1+m^0, (0 >= 0 /\ -1-id^0+x^0 >= 0 /\ 1-x^0+m^0 >= 0 /\ 1+x^0 >= 0), cost: 2-2*x^0+2*m^0 Second rule: l1 -> l1 : x^0'=1+m^0, (-1-id^0 >= 0 /\ 1+m^0 >= 0 /\ -1+n19 >= 0 /\ -1+x^0-m^0 >= 0 /\ ((m^0 >= 0 /\ -1+x^0-m^0 >= 0) \/ (-1+x^0 >= 0 /\ m^0 >= 0))), cost: 2*n19*m^0+4*n19 New rule: l1 -> l1 : x^0'=1+m^0, (0 >= 0 /\ -1-id^0+x^0 >= 0 /\ 1-x^0+m^0 >= 0 /\ -1-id^0 >= 0 /\ 1+m^0 >= 0 /\ -1+n19 >= 0 /\ 1+x^0 >= 0 /\ (m^0 >= 0 \/ (0 >= 0 /\ m^0 >= 0))), cost: 2+2*n19*m^0-2*x^0+4*n19+2*m^0 Applied chaining First rule: l1 -> l1 : x^0'=1+m^0, (0 >= 0 /\ -1-id^0+x^0 >= 0 /\ 1-x^0+m^0 >= 0 /\ 1+x^0 >= 0), cost: 2-2*x^0+2*m^0 Second rule: l1 -> l1 : x^0'=0, (-1+x^0 >= 0 /\ 1-x^0+m^0 <= 0 /\ 1+id^0-x^0 <= 0 /\ 1+m^0 >= 0), cost: 2 New rule: l1 -> l1 : x^0'=0, (-1-id^0+x^0 >= 0 /\ 1-x^0+m^0 >= 0 /\ m^0 >= 0 /\ 1+x^0 >= 0), cost: 4-2*x^0+2*m^0 Applied acceleration Original rule: l1 -> l1 : x^0'=0, (-1-id^0+x^0 >= 0 /\ 1-x^0+m^0 >= 0 /\ m^0 >= 0 /\ 1+x^0 >= 0), cost: 4-2*x^0+2*m^0 New rule: l1 -> l1 : x^0'=0, (-1-id^0+x^0 >= 0 /\ -1+n21 >= 0 /\ -1-id^0 >= 0 /\ m^0 >= 0 /\ 1+x^0 >= 0 /\ ((1-x^0+m^0 >= 0 /\ 1+m^0 >= 0) \/ (1-x^0+m^0 >= 0 /\ m^0 >= 0))), cost: 2*m^0*n21+4*n21 Applied chaining First rule: l1 -> l1 : x^0'=0, (-1+x^0 >= 0 /\ 1-x^0+m^0 <= 0 /\ 1+id^0-x^0 <= 0 /\ 1+m^0 >= 0), cost: 2 Second rule: l1 -> l1 : x^0'=0, (-1-id^0+x^0 >= 0 /\ -1+n21 >= 0 /\ -1-id^0 >= 0 /\ m^0 >= 0 /\ 1+x^0 >= 0 /\ ((1-x^0+m^0 >= 0 /\ 1+m^0 >= 0) \/ (1-x^0+m^0 >= 0 /\ m^0 >= 0))), cost: 2*m^0*n21+4*n21 New rule: l1 -> l1 : x^0'=0, (1 >= 0 /\ -1+n21 >= 0 /\ -1+x^0 >= 0 /\ 1-x^0+m^0 <= 0 /\ 1+id^0-x^0 <= 0 /\ -1-id^0 >= 0 /\ m^0 >= 0 /\ 1+m^0 >= 0 /\ ((m^0 >= 0 /\ 1+m^0 >= 0) \/ 1+m^0 >= 0)), cost: 2+2*m^0*n21+4*n21 Applied chaining First rule: l1 -> l1 : x^0'=0, (-1+x^0 >= 0 /\ 1-x^0+m^0 <= 0 /\ 1+m^0 >= 0 /\ 1-id^0+x^0 <= 0), cost: 2 Second rule: l1 -> l1 : x^0'=1+m^0, (0 >= 0 /\ -1+id^0-m^0 >= 0 /\ 1-x^0+m^0 >= 0 /\ 1+x^0 >= 0), cost: 2-2*x^0+2*m^0 New rule: l1 -> l1 : x^0'=1+m^0, (-1+x^0 >= 0 /\ 1-x^0+m^0 <= 0 /\ 1+m^0 >= 0 /\ 1-id^0+x^0 <= 0), cost: 4+2*m^0 Applied acceleration Original rule: l1 -> l1 : x^0'=1+m^0, (-1+x^0 >= 0 /\ 1-x^0+m^0 <= 0 /\ 1+m^0 >= 0 /\ 1-id^0+x^0 <= 0), cost: 4+2*m^0 New rule: l1 -> l1 : x^0'=1+m^0, (-1+n25 >= 0 /\ 1+m^0 >= 0 /\ -1+x^0-m^0 >= 0 /\ ((-1+id^0-x^0 >= 0 /\ -1+x^0-m^0 >= 0) \/ (-1+id^0-x^0 >= 0 /\ -2+id^0-m^0 >= 0)) /\ ((m^0 >= 0 /\ -1+x^0-m^0 >= 0) \/ (-1+x^0 >= 0 /\ m^0 >= 0))), cost: 4*n25+2*n25*m^0 Applied chaining First rule: l1 -> l1 : x^0'=1+m^0, (0 >= 0 /\ -1+id^0-m^0 >= 0 /\ 1-x^0+m^0 >= 0 /\ 1+x^0 >= 0), cost: 2-2*x^0+2*m^0 Second rule: l1 -> l1 : x^0'=1+m^0, (-1+n25 >= 0 /\ 1+m^0 >= 0 /\ -1+x^0-m^0 >= 0 /\ ((-1+id^0-x^0 >= 0 /\ -1+x^0-m^0 >= 0) \/ (-1+id^0-x^0 >= 0 /\ -2+id^0-m^0 >= 0)) /\ ((m^0 >= 0 /\ -1+x^0-m^0 >= 0) \/ (-1+x^0 >= 0 /\ m^0 >= 0))), cost: 4*n25+2*n25*m^0 New rule: l1 -> l1 : x^0'=1+m^0, (0 >= 0 /\ -1+id^0-m^0 >= 0 /\ 1-x^0+m^0 >= 0 /\ -1+n25 >= 0 /\ 1+m^0 >= 0 /\ 1+x^0 >= 0 /\ (m^0 >= 0 \/ (0 >= 0 /\ m^0 >= 0)) /\ (-2+id^0-m^0 >= 0 \/ (0 >= 0 /\ -2+id^0-m^0 >= 0))), cost: 2-2*x^0+4*n25+2*m^0+2*n25*m^0 Applied chaining First rule: l1 -> l1 : x^0'=1+m^0, (0 >= 0 /\ -1+id^0-m^0 >= 0 /\ 1-x^0+m^0 >= 0 /\ 1+x^0 >= 0), cost: 2-2*x^0+2*m^0 Second rule: l1 -> l1 : x^0'=0, (-1+x^0 >= 0 /\ 1-x^0+m^0 <= 0 /\ 1+m^0 >= 0 /\ 1-id^0+x^0 <= 0), cost: 2 New rule: l1 -> l1 : x^0'=0, (1-x^0+m^0 >= 0 /\ m^0 >= 0 /\ 2-id^0+m^0 <= 0 /\ 1+x^0 >= 0), cost: 4-2*x^0+2*m^0 Applied nonterm Original rule: l1 -> l1 : x^0'=0, (1-x^0+m^0 >= 0 /\ m^0 >= 0 /\ 2-id^0+m^0 <= 0 /\ 1+x^0 >= 0), cost: 4-2*x^0+2*m^0 New rule: l1 -> [4] : (1-x^0+m^0 >= 0 /\ m^0 >= 0 /\ -2+id^0-m^0 >= 0 /\ 1+x^0 >= 0), cost: NONTERM Applied acceleration Original rule: l1 -> l1 : x^0'=0, (1-x^0+m^0 >= 0 /\ m^0 >= 0 /\ 2-id^0+m^0 <= 0 /\ 1+x^0 >= 0), cost: 4-2*x^0+2*m^0 New rule: l1 -> l1 : x^0'=0, (m^0 >= 0 /\ -2+id^0-m^0 >= 0 /\ 1+x^0 >= 0 /\ -1+n27 >= 0 /\ ((1-x^0+m^0 >= 0 /\ m^0 >= 0) \/ (1-x^0+m^0 >= 0 /\ 1+m^0 >= 0))), cost: 2*m^0*n27+4*n27 Applied chaining First rule: l1 -> l1 : x^0'=0, (-1+x^0 >= 0 /\ 1-x^0+m^0 <= 0 /\ 1+m^0 >= 0 /\ 1-id^0+x^0 <= 0), cost: 2 Second rule: l1 -> [4] : (1-x^0+m^0 >= 0 /\ m^0 >= 0 /\ -2+id^0-m^0 >= 0 /\ 1+x^0 >= 0), cost: NONTERM New rule: l1 -> [4] : (1 >= 0 /\ -1+x^0 >= 0 /\ 1-x^0+m^0 <= 0 /\ m^0 >= 0 /\ 1+m^0 >= 0 /\ 1-id^0+x^0 <= 0 /\ -2+id^0-m^0 >= 0), cost: NONTERM Applied chaining First rule: l1 -> l1 : x^0'=0, (-1+x^0 >= 0 /\ 1-x^0+m^0 <= 0 /\ 1+m^0 >= 0 /\ 1-id^0+x^0 <= 0), cost: 2 Second rule: l1 -> l1 : x^0'=0, (m^0 >= 0 /\ -2+id^0-m^0 >= 0 /\ 1+x^0 >= 0 /\ -1+n27 >= 0 /\ ((1-x^0+m^0 >= 0 /\ m^0 >= 0) \/ (1-x^0+m^0 >= 0 /\ 1+m^0 >= 0))), cost: 2*m^0*n27+4*n27 New rule: l1 -> l1 : x^0'=0, (1 >= 0 /\ -1+x^0 >= 0 /\ 1-x^0+m^0 <= 0 /\ m^0 >= 0 /\ 1+m^0 >= 0 /\ 1-id^0+x^0 <= 0 /\ -2+id^0-m^0 >= 0 /\ -1+n27 >= 0 /\ (1+m^0 >= 0 \/ (m^0 >= 0 /\ 1+m^0 >= 0))), cost: 2+2*m^0*n27+4*n27 Applied simplification Original rule: l1 -> l1 : x^0'=1+m^0, (0 >= 0 /\ -1-id^0+x^0 >= 0 /\ 1-x^0+m^0 >= 0 /\ 1+x^0 >= 0), cost: 2-2*x^0+2*m^0 New rule: l1 -> l1 : x^0'=1+m^0, (-1-id^0+x^0 >= 0 /\ 1-x^0+m^0 >= 0 /\ 1+x^0 >= 0), cost: 2-2*x^0+2*m^0 Applied simplification Original rule: l1 -> l1 : x^0'=1+m^0, (0 >= 0 /\ -1+id^0-m^0 >= 0 /\ 1-x^0+m^0 >= 0 /\ 1+x^0 >= 0), cost: 2-2*x^0+2*m^0 New rule: l1 -> l1 : x^0'=1+m^0, (-1+id^0-m^0 >= 0 /\ 1-x^0+m^0 >= 0 /\ 1+x^0 >= 0), cost: 2-2*x^0+2*m^0 Applied simplification Original rule: l1 -> l1 : x^0'=id^0, (0 >= 0 /\ 1-id^0+m^0 >= 0 /\ id^0-x^0 >= 0 /\ 1+x^0 >= 0), cost: 2*id^0-2*x^0 New rule: l1 -> l1 : x^0'=id^0, (1-id^0+m^0 >= 0 /\ id^0-x^0 >= 0 /\ 1+x^0 >= 0), cost: 2*id^0-2*x^0 Applied simplification Original rule: l1 -> l1 : x^0'=1+m^0, (-1-id^0 >= 0 /\ 1+m^0 >= 0 /\ -1+n19 >= 0 /\ -1+x^0-m^0 >= 0 /\ ((m^0 >= 0 /\ -1+x^0-m^0 >= 0) \/ (-1+x^0 >= 0 /\ m^0 >= 0))), cost: 2*n19*m^0+4*n19 New rule: l1 -> l1 : x^0'=1+m^0, (1+id^0 <= 0 /\ m^0 >= 0 /\ -1+n19 >= 0 /\ -1+x^0-m^0 >= 0), cost: 2*n19*m^0+4*n19 Applied simplification Original rule: l1 -> l1 : x^0'=1+m^0, (0 >= 0 /\ -1-id^0+x^0 >= 0 /\ 1-x^0+m^0 >= 0 /\ -1-id^0 >= 0 /\ 1+m^0 >= 0 /\ -1+n19 >= 0 /\ 1+x^0 >= 0 /\ (m^0 >= 0 \/ (0 >= 0 /\ m^0 >= 0))), cost: 2+2*n19*m^0-2*x^0+4*n19+2*m^0 New rule: l1 -> l1 : x^0'=1+m^0, (0 >= 0 /\ -1-id^0+x^0 >= 0 /\ 1-x^0+m^0 >= 0 /\ -1-id^0 >= 0 /\ m^0 >= 0 /\ -1+n19 >= 0 /\ 1+x^0 >= 0), cost: 2+2*n19*m^0-2*x^0+4*n19+2*m^0 Applied simplification Original rule: l1 -> l1 : x^0'=0, (-1-id^0+x^0 >= 0 /\ -1+n21 >= 0 /\ -1-id^0 >= 0 /\ m^0 >= 0 /\ 1+x^0 >= 0 /\ ((1-x^0+m^0 >= 0 /\ 1+m^0 >= 0) \/ (1-x^0+m^0 >= 0 /\ m^0 >= 0))), cost: 2*m^0*n21+4*n21 New rule: l1 -> l1 : x^0'=0, (-1-id^0+x^0 >= 0 /\ -1+n21 >= 0 /\ 1-x^0+m^0 >= 0 /\ -1-id^0 >= 0 /\ m^0 >= 0 /\ 1+x^0 >= 0), cost: 2*m^0*n21+4*n21 Applied simplification Original rule: l1 -> l1 : x^0'=0, (1 >= 0 /\ -1+n21 >= 0 /\ -1+x^0 >= 0 /\ 1-x^0+m^0 <= 0 /\ 1+id^0-x^0 <= 0 /\ -1-id^0 >= 0 /\ m^0 >= 0 /\ 1+m^0 >= 0 /\ ((m^0 >= 0 /\ 1+m^0 >= 0) \/ 1+m^0 >= 0)), cost: 2+2*m^0*n21+4*n21 New rule: l1 -> l1 : x^0'=0, (-1+n21 >= 0 /\ 1-x^0+m^0 <= 0 /\ 1+id^0 <= 0 /\ m^0 >= 0), cost: 2+2*m^0*n21+4*n21 Applied simplification Original rule: l1 -> l1 : x^0'=1+m^0, (-1+n25 >= 0 /\ 1+m^0 >= 0 /\ -1+x^0-m^0 >= 0 /\ ((-1+id^0-x^0 >= 0 /\ -1+x^0-m^0 >= 0) \/ (-1+id^0-x^0 >= 0 /\ -2+id^0-m^0 >= 0)) /\ ((m^0 >= 0 /\ -1+x^0-m^0 >= 0) \/ (-1+x^0 >= 0 /\ m^0 >= 0))), cost: 4*n25+2*n25*m^0 New rule: l1 -> l1 : x^0'=1+m^0, (-1+id^0-x^0 >= 0 /\ m^0 >= 0 /\ -1+n25 >= 0 /\ -1+x^0-m^0 >= 0), cost: 4*n25+2*n25*m^0 Applied simplification Original rule: l1 -> l1 : x^0'=1+m^0, (0 >= 0 /\ -1+id^0-m^0 >= 0 /\ 1-x^0+m^0 >= 0 /\ -1+n25 >= 0 /\ 1+m^0 >= 0 /\ 1+x^0 >= 0 /\ (m^0 >= 0 \/ (0 >= 0 /\ m^0 >= 0)) /\ (-2+id^0-m^0 >= 0 \/ (0 >= 0 /\ -2+id^0-m^0 >= 0))), cost: 2-2*x^0+4*n25+2*m^0+2*n25*m^0 New rule: l1 -> l1 : x^0'=1+m^0, (0 >= 0 /\ 1-x^0+m^0 >= 0 /\ m^0 >= 0 /\ -1+n25 >= 0 /\ -2+id^0-m^0 >= 0 /\ 1+x^0 >= 0), cost: 2-2*x^0+4*n25+2*m^0+2*n25*m^0 Applied simplification Original rule: l1 -> [4] : (1 >= 0 /\ -1+x^0 >= 0 /\ 1-x^0+m^0 <= 0 /\ m^0 >= 0 /\ 1+m^0 >= 0 /\ 1-id^0+x^0 <= 0 /\ -2+id^0-m^0 >= 0), cost: NONTERM New rule: l1 -> [4] : (1-x^0+m^0 <= 0 /\ m^0 >= 0 /\ 1-id^0+x^0 <= 0), cost: NONTERM Applied simplification Original rule: l1 -> l1 : x^0'=0, (m^0 >= 0 /\ -2+id^0-m^0 >= 0 /\ 1+x^0 >= 0 /\ -1+n27 >= 0 /\ ((1-x^0+m^0 >= 0 /\ m^0 >= 0) \/ (1-x^0+m^0 >= 0 /\ 1+m^0 >= 0))), cost: 2*m^0*n27+4*n27 New rule: l1 -> l1 : x^0'=0, (1-x^0+m^0 >= 0 /\ m^0 >= 0 /\ -2+id^0-m^0 >= 0 /\ 1+x^0 >= 0 /\ -1+n27 >= 0), cost: 2*m^0*n27+4*n27 Applied simplification Original rule: l1 -> l1 : x^0'=0, (1 >= 0 /\ -1+x^0 >= 0 /\ 1-x^0+m^0 <= 0 /\ m^0 >= 0 /\ 1+m^0 >= 0 /\ 1-id^0+x^0 <= 0 /\ -2+id^0-m^0 >= 0 /\ -1+n27 >= 0 /\ (1+m^0 >= 0 \/ (m^0 >= 0 /\ 1+m^0 >= 0))), cost: 2+2*m^0*n27+4*n27 New rule: l1 -> l1 : x^0'=0, (1-x^0+m^0 <= 0 /\ m^0 >= 0 /\ 1-id^0+x^0 <= 0 /\ -1+n27 >= 0), cost: 2+2*m^0*n27+4*n27 Applied deletion Removed the following rules: 13 15 Accelerated simple loops Start location: l3 14: l1 -> l1 : x^0'=0, (-1+x^0 >= 0 /\ 1-x^0+m^0 <= 0 /\ 1+id^0-x^0 <= 0 /\ 1+m^0 >= 0), cost: 2 16: l1 -> l1 : x^0'=0, (-1+x^0 >= 0 /\ 1-x^0+m^0 <= 0 /\ 1+m^0 >= 0 /\ 1-id^0+x^0 <= 0), cost: 2 26: l1 -> [4] : (1-x^0+m^0 >= 0 /\ m^0 >= 0 /\ -2+id^0-m^0 >= 0 /\ 1+x^0 >= 0), cost: NONTERM 30: l1 -> l1 : x^0'=1+m^0, (-1-id^0+x^0 >= 0 /\ 1-x^0+m^0 >= 0 /\ 1+x^0 >= 0), cost: 2-2*x^0+2*m^0 31: l1 -> l1 : x^0'=1+m^0, (-1+id^0-m^0 >= 0 /\ 1-x^0+m^0 >= 0 /\ 1+x^0 >= 0), cost: 2-2*x^0+2*m^0 32: l1 -> l1 : x^0'=id^0, (1-id^0+m^0 >= 0 /\ id^0-x^0 >= 0 /\ 1+x^0 >= 0), cost: 2*id^0-2*x^0 33: l1 -> l1 : x^0'=1+m^0, (1+id^0 <= 0 /\ m^0 >= 0 /\ -1+n19 >= 0 /\ -1+x^0-m^0 >= 0), cost: 2*n19*m^0+4*n19 34: l1 -> l1 : x^0'=1+m^0, (0 >= 0 /\ -1-id^0+x^0 >= 0 /\ 1-x^0+m^0 >= 0 /\ -1-id^0 >= 0 /\ m^0 >= 0 /\ -1+n19 >= 0 /\ 1+x^0 >= 0), cost: 2+2*n19*m^0-2*x^0+4*n19+2*m^0 35: l1 -> l1 : x^0'=0, (-1-id^0+x^0 >= 0 /\ -1+n21 >= 0 /\ 1-x^0+m^0 >= 0 /\ -1-id^0 >= 0 /\ m^0 >= 0 /\ 1+x^0 >= 0), cost: 2*m^0*n21+4*n21 36: l1 -> l1 : x^0'=0, (-1+n21 >= 0 /\ 1-x^0+m^0 <= 0 /\ 1+id^0 <= 0 /\ m^0 >= 0), cost: 2+2*m^0*n21+4*n21 37: l1 -> l1 : x^0'=1+m^0, (-1+id^0-x^0 >= 0 /\ m^0 >= 0 /\ -1+n25 >= 0 /\ -1+x^0-m^0 >= 0), cost: 4*n25+2*n25*m^0 38: l1 -> l1 : x^0'=1+m^0, (0 >= 0 /\ 1-x^0+m^0 >= 0 /\ m^0 >= 0 /\ -1+n25 >= 0 /\ -2+id^0-m^0 >= 0 /\ 1+x^0 >= 0), cost: 2-2*x^0+4*n25+2*m^0+2*n25*m^0 39: l1 -> [4] : (1-x^0+m^0 <= 0 /\ m^0 >= 0 /\ 1-id^0+x^0 <= 0), cost: NONTERM 40: l1 -> l1 : x^0'=0, (1-x^0+m^0 >= 0 /\ m^0 >= 0 /\ -2+id^0-m^0 >= 0 /\ 1+x^0 >= 0 /\ -1+n27 >= 0), cost: 2*m^0*n27+4*n27 41: l1 -> l1 : x^0'=0, (1-x^0+m^0 <= 0 /\ m^0 >= 0 /\ 1-id^0+x^0 <= 0 /\ -1+n27 >= 0), cost: 2+2*m^0*n27+4*n27 12: l3 -> l1 : x^0'=1+id^0, (-1+id^0 >= 0 /\ id^0-m^0 <= 0), cost: 2 Applied chaining First rule: l3 -> l1 : x^0'=1+id^0, (-1+id^0 >= 0 /\ id^0-m^0 <= 0), cost: 2 Second rule: l1 -> l1 : x^0'=0, (-1+x^0 >= 0 /\ 1-x^0+m^0 <= 0 /\ 1+id^0-x^0 <= 0 /\ 1+m^0 >= 0), cost: 2 New rule: l3 -> l1 : x^0'=0, (-1+id^0 >= 0 /\ -id^0+m^0 == 0), cost: 4 Applied chaining First rule: l3 -> l1 : x^0'=1+id^0, (-1+id^0 >= 0 /\ id^0-m^0 <= 0), cost: 2 Second rule: l1 -> l1 : x^0'=1+m^0, (-1-id^0+x^0 >= 0 /\ 1-x^0+m^0 >= 0 /\ 1+x^0 >= 0), cost: 2-2*x^0+2*m^0 New rule: l3 -> l1 : x^0'=1+m^0, (-1+id^0 >= 0 /\ id^0-m^0 <= 0), cost: 2-2*id^0+2*m^0 Applied deletion Removed the following rules: 14 16 26 30 31 32 33 34 35 36 37 38 39 40 41 Chained accelerated rules with incoming rules Start location: l3 12: l3 -> l1 : x^0'=1+id^0, (-1+id^0 >= 0 /\ id^0-m^0 <= 0), cost: 2 42: l3 -> l1 : x^0'=0, (-1+id^0 >= 0 /\ -id^0+m^0 == 0), cost: 4 43: l3 -> l1 : x^0'=1+m^0, (-1+id^0 >= 0 /\ id^0-m^0 <= 0), cost: 2-2*id^0+2*m^0 Removed unreachable locations and irrelevant leafs Start location: l3 Computing asymptotic complexity Proved the following lower bound Complexity: Unknown Cpx degree: ? Solved cost: 0 Rule cost: 0