WORST_CASE(?, O(n^2)) Initial complexity problem: 1: T: (Comp: ?, Cost: 1) l0(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l1(0, Ar_1, Ar_2, Ar_3)) (Comp: ?, Cost: 1) l1(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l1(Ar_0 + 1, Ar_1 - 1, Ar_2, Ar_3)) [ Ar_1 >= 1 ] (Comp: ?, Cost: 1) l1(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l2(Ar_0, Ar_1, Ar_0, Ar_3)) [ 0 >= Ar_1 ] (Comp: ?, Cost: 1) l2(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l3(Ar_0, Ar_1, Ar_2, Ar_2)) [ Ar_2 >= 1 ] (Comp: ?, Cost: 1) l3(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l3(Ar_0, Ar_1, Ar_2, Ar_3 - 1)) [ Ar_3 >= 1 /\ Ar_2 >= 1 ] (Comp: ?, Cost: 1) l3(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l2(Ar_0, Ar_1, Ar_2 - 1, Ar_3)) [ 0 >= Ar_3 /\ Ar_2 >= 1 ] (Comp: 1, Cost: 0) koat_start(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l0(Ar_0, Ar_1, Ar_2, Ar_3)) [ 0 <= 0 ] start location: koat_start leaf cost: 0 Repeatedly propagating knowledge in problem 1 produces the following problem: 2: T: (Comp: 1, Cost: 1) l0(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l1(0, Ar_1, Ar_2, Ar_3)) (Comp: ?, Cost: 1) l1(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l1(Ar_0 + 1, Ar_1 - 1, Ar_2, Ar_3)) [ Ar_1 >= 1 ] (Comp: ?, Cost: 1) l1(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l2(Ar_0, Ar_1, Ar_0, Ar_3)) [ 0 >= Ar_1 ] (Comp: ?, Cost: 1) l2(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l3(Ar_0, Ar_1, Ar_2, Ar_2)) [ Ar_2 >= 1 ] (Comp: ?, Cost: 1) l3(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l3(Ar_0, Ar_1, Ar_2, Ar_3 - 1)) [ Ar_3 >= 1 /\ Ar_2 >= 1 ] (Comp: ?, Cost: 1) l3(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l2(Ar_0, Ar_1, Ar_2 - 1, Ar_3)) [ 0 >= Ar_3 /\ Ar_2 >= 1 ] (Comp: 1, Cost: 0) koat_start(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l0(Ar_0, Ar_1, Ar_2, Ar_3)) [ 0 <= 0 ] start location: koat_start leaf cost: 0 A polynomial rank function with Pol(l0) = 1 Pol(l1) = 1 Pol(l2) = 0 Pol(l3) = 0 Pol(koat_start) = 1 orients all transitions weakly and the transition l1(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l2(Ar_0, Ar_1, Ar_0, Ar_3)) [ 0 >= Ar_1 ] strictly and produces the following problem: 3: T: (Comp: 1, Cost: 1) l0(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l1(0, Ar_1, Ar_2, Ar_3)) (Comp: ?, Cost: 1) l1(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l1(Ar_0 + 1, Ar_1 - 1, Ar_2, Ar_3)) [ Ar_1 >= 1 ] (Comp: 1, Cost: 1) l1(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l2(Ar_0, Ar_1, Ar_0, Ar_3)) [ 0 >= Ar_1 ] (Comp: ?, Cost: 1) l2(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l3(Ar_0, Ar_1, Ar_2, Ar_2)) [ Ar_2 >= 1 ] (Comp: ?, Cost: 1) l3(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l3(Ar_0, Ar_1, Ar_2, Ar_3 - 1)) [ Ar_3 >= 1 /\ Ar_2 >= 1 ] (Comp: ?, Cost: 1) l3(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l2(Ar_0, Ar_1, Ar_2 - 1, Ar_3)) [ 0 >= Ar_3 /\ Ar_2 >= 1 ] (Comp: 1, Cost: 0) koat_start(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l0(Ar_0, Ar_1, Ar_2, Ar_3)) [ 0 <= 0 ] start location: koat_start leaf cost: 0 A polynomial rank function with Pol(l0) = V_2 Pol(l1) = V_2 Pol(l2) = -4*V_1 + V_2 + 4*V_3 - 3 Pol(l3) = -4*V_1 + V_2 + 4*V_3 - 6 Pol(koat_start) = V_2 orients all transitions weakly and the transition l1(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l1(Ar_0 + 1, Ar_1 - 1, Ar_2, Ar_3)) [ Ar_1 >= 1 ] strictly and produces the following problem: 4: T: (Comp: 1, Cost: 1) l0(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l1(0, Ar_1, Ar_2, Ar_3)) (Comp: Ar_1, Cost: 1) l1(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l1(Ar_0 + 1, Ar_1 - 1, Ar_2, Ar_3)) [ Ar_1 >= 1 ] (Comp: 1, Cost: 1) l1(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l2(Ar_0, Ar_1, Ar_0, Ar_3)) [ 0 >= Ar_1 ] (Comp: ?, Cost: 1) l2(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l3(Ar_0, Ar_1, Ar_2, Ar_2)) [ Ar_2 >= 1 ] (Comp: ?, Cost: 1) l3(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l3(Ar_0, Ar_1, Ar_2, Ar_3 - 1)) [ Ar_3 >= 1 /\ Ar_2 >= 1 ] (Comp: ?, Cost: 1) l3(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l2(Ar_0, Ar_1, Ar_2 - 1, Ar_3)) [ 0 >= Ar_3 /\ Ar_2 >= 1 ] (Comp: 1, Cost: 0) koat_start(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l0(Ar_0, Ar_1, Ar_2, Ar_3)) [ 0 <= 0 ] start location: koat_start leaf cost: 0 A polynomial rank function with Pol(l3) = 2*V_3 - 1 Pol(l2) = 2*V_3 and size complexities S("koat_start(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l0(Ar_0, Ar_1, Ar_2, Ar_3)) [ 0 <= 0 ]", 0-0) = Ar_0 S("koat_start(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l0(Ar_0, Ar_1, Ar_2, Ar_3)) [ 0 <= 0 ]", 0-1) = Ar_1 S("koat_start(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l0(Ar_0, Ar_1, Ar_2, Ar_3)) [ 0 <= 0 ]", 0-2) = Ar_2 S("koat_start(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l0(Ar_0, Ar_1, Ar_2, Ar_3)) [ 0 <= 0 ]", 0-3) = Ar_3 S("l3(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l2(Ar_0, Ar_1, Ar_2 - 1, Ar_3)) [ 0 >= Ar_3 /\\ Ar_2 >= 1 ]", 0-0) = Ar_1 S("l3(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l2(Ar_0, Ar_1, Ar_2 - 1, Ar_3)) [ 0 >= Ar_3 /\\ Ar_2 >= 1 ]", 0-1) = Ar_1 S("l3(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l2(Ar_0, Ar_1, Ar_2 - 1, Ar_3)) [ 0 >= Ar_3 /\\ Ar_2 >= 1 ]", 0-2) = Ar_1 S("l3(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l2(Ar_0, Ar_1, Ar_2 - 1, Ar_3)) [ 0 >= Ar_3 /\\ Ar_2 >= 1 ]", 0-3) = Ar_1 S("l3(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l3(Ar_0, Ar_1, Ar_2, Ar_3 - 1)) [ Ar_3 >= 1 /\\ Ar_2 >= 1 ]", 0-0) = Ar_1 S("l3(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l3(Ar_0, Ar_1, Ar_2, Ar_3 - 1)) [ Ar_3 >= 1 /\\ Ar_2 >= 1 ]", 0-1) = Ar_1 S("l3(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l3(Ar_0, Ar_1, Ar_2, Ar_3 - 1)) [ Ar_3 >= 1 /\\ Ar_2 >= 1 ]", 0-2) = Ar_1 S("l3(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l3(Ar_0, Ar_1, Ar_2, Ar_3 - 1)) [ Ar_3 >= 1 /\\ Ar_2 >= 1 ]", 0-3) = Ar_1 S("l2(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l3(Ar_0, Ar_1, Ar_2, Ar_2)) [ Ar_2 >= 1 ]", 0-0) = Ar_1 S("l2(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l3(Ar_0, Ar_1, Ar_2, Ar_2)) [ Ar_2 >= 1 ]", 0-1) = Ar_1 S("l2(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l3(Ar_0, Ar_1, Ar_2, Ar_2)) [ Ar_2 >= 1 ]", 0-2) = Ar_1 S("l2(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l3(Ar_0, Ar_1, Ar_2, Ar_2)) [ Ar_2 >= 1 ]", 0-3) = Ar_1 S("l1(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l2(Ar_0, Ar_1, Ar_0, Ar_3)) [ 0 >= Ar_1 ]", 0-0) = Ar_1 S("l1(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l2(Ar_0, Ar_1, Ar_0, Ar_3)) [ 0 >= Ar_1 ]", 0-1) = Ar_1 S("l1(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l2(Ar_0, Ar_1, Ar_0, Ar_3)) [ 0 >= Ar_1 ]", 0-2) = Ar_1 S("l1(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l2(Ar_0, Ar_1, Ar_0, Ar_3)) [ 0 >= Ar_1 ]", 0-3) = Ar_3 S("l1(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l1(Ar_0 + 1, Ar_1 - 1, Ar_2, Ar_3)) [ Ar_1 >= 1 ]", 0-0) = Ar_1 S("l1(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l1(Ar_0 + 1, Ar_1 - 1, Ar_2, Ar_3)) [ Ar_1 >= 1 ]", 0-1) = Ar_1 S("l1(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l1(Ar_0 + 1, Ar_1 - 1, Ar_2, Ar_3)) [ Ar_1 >= 1 ]", 0-2) = Ar_2 S("l1(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l1(Ar_0 + 1, Ar_1 - 1, Ar_2, Ar_3)) [ Ar_1 >= 1 ]", 0-3) = Ar_3 S("l0(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l1(0, Ar_1, Ar_2, Ar_3))", 0-0) = 0 S("l0(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l1(0, Ar_1, Ar_2, Ar_3))", 0-1) = Ar_1 S("l0(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l1(0, Ar_1, Ar_2, Ar_3))", 0-2) = Ar_2 S("l0(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l1(0, Ar_1, Ar_2, Ar_3))", 0-3) = Ar_3 orients the transitions l3(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l3(Ar_0, Ar_1, Ar_2, Ar_3 - 1)) [ Ar_3 >= 1 /\ Ar_2 >= 1 ] l3(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l2(Ar_0, Ar_1, Ar_2 - 1, Ar_3)) [ 0 >= Ar_3 /\ Ar_2 >= 1 ] l2(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l3(Ar_0, Ar_1, Ar_2, Ar_2)) [ Ar_2 >= 1 ] weakly and the transitions l3(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l2(Ar_0, Ar_1, Ar_2 - 1, Ar_3)) [ 0 >= Ar_3 /\ Ar_2 >= 1 ] l2(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l3(Ar_0, Ar_1, Ar_2, Ar_2)) [ Ar_2 >= 1 ] strictly and produces the following problem: 5: T: (Comp: 1, Cost: 1) l0(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l1(0, Ar_1, Ar_2, Ar_3)) (Comp: Ar_1, Cost: 1) l1(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l1(Ar_0 + 1, Ar_1 - 1, Ar_2, Ar_3)) [ Ar_1 >= 1 ] (Comp: 1, Cost: 1) l1(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l2(Ar_0, Ar_1, Ar_0, Ar_3)) [ 0 >= Ar_1 ] (Comp: 2*Ar_1, Cost: 1) l2(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l3(Ar_0, Ar_1, Ar_2, Ar_2)) [ Ar_2 >= 1 ] (Comp: ?, Cost: 1) l3(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l3(Ar_0, Ar_1, Ar_2, Ar_3 - 1)) [ Ar_3 >= 1 /\ Ar_2 >= 1 ] (Comp: 2*Ar_1, Cost: 1) l3(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l2(Ar_0, Ar_1, Ar_2 - 1, Ar_3)) [ 0 >= Ar_3 /\ Ar_2 >= 1 ] (Comp: 1, Cost: 0) koat_start(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l0(Ar_0, Ar_1, Ar_2, Ar_3)) [ 0 <= 0 ] start location: koat_start leaf cost: 0 A polynomial rank function with Pol(l3) = V_4 and size complexities S("koat_start(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l0(Ar_0, Ar_1, Ar_2, Ar_3)) [ 0 <= 0 ]", 0-0) = Ar_0 S("koat_start(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l0(Ar_0, Ar_1, Ar_2, Ar_3)) [ 0 <= 0 ]", 0-1) = Ar_1 S("koat_start(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l0(Ar_0, Ar_1, Ar_2, Ar_3)) [ 0 <= 0 ]", 0-2) = Ar_2 S("koat_start(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l0(Ar_0, Ar_1, Ar_2, Ar_3)) [ 0 <= 0 ]", 0-3) = Ar_3 S("l3(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l2(Ar_0, Ar_1, Ar_2 - 1, Ar_3)) [ 0 >= Ar_3 /\\ Ar_2 >= 1 ]", 0-0) = Ar_1 S("l3(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l2(Ar_0, Ar_1, Ar_2 - 1, Ar_3)) [ 0 >= Ar_3 /\\ Ar_2 >= 1 ]", 0-1) = Ar_1 S("l3(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l2(Ar_0, Ar_1, Ar_2 - 1, Ar_3)) [ 0 >= Ar_3 /\\ Ar_2 >= 1 ]", 0-2) = Ar_1 S("l3(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l2(Ar_0, Ar_1, Ar_2 - 1, Ar_3)) [ 0 >= Ar_3 /\\ Ar_2 >= 1 ]", 0-3) = Ar_1 S("l3(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l3(Ar_0, Ar_1, Ar_2, Ar_3 - 1)) [ Ar_3 >= 1 /\\ Ar_2 >= 1 ]", 0-0) = Ar_1 S("l3(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l3(Ar_0, Ar_1, Ar_2, Ar_3 - 1)) [ Ar_3 >= 1 /\\ Ar_2 >= 1 ]", 0-1) = Ar_1 S("l3(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l3(Ar_0, Ar_1, Ar_2, Ar_3 - 1)) [ Ar_3 >= 1 /\\ Ar_2 >= 1 ]", 0-2) = Ar_1 S("l3(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l3(Ar_0, Ar_1, Ar_2, Ar_3 - 1)) [ Ar_3 >= 1 /\\ Ar_2 >= 1 ]", 0-3) = Ar_1 S("l2(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l3(Ar_0, Ar_1, Ar_2, Ar_2)) [ Ar_2 >= 1 ]", 0-0) = Ar_1 S("l2(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l3(Ar_0, Ar_1, Ar_2, Ar_2)) [ Ar_2 >= 1 ]", 0-1) = Ar_1 S("l2(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l3(Ar_0, Ar_1, Ar_2, Ar_2)) [ Ar_2 >= 1 ]", 0-2) = Ar_1 S("l2(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l3(Ar_0, Ar_1, Ar_2, Ar_2)) [ Ar_2 >= 1 ]", 0-3) = Ar_1 S("l1(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l2(Ar_0, Ar_1, Ar_0, Ar_3)) [ 0 >= Ar_1 ]", 0-0) = Ar_1 S("l1(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l2(Ar_0, Ar_1, Ar_0, Ar_3)) [ 0 >= Ar_1 ]", 0-1) = Ar_1 S("l1(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l2(Ar_0, Ar_1, Ar_0, Ar_3)) [ 0 >= Ar_1 ]", 0-2) = Ar_1 S("l1(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l2(Ar_0, Ar_1, Ar_0, Ar_3)) [ 0 >= Ar_1 ]", 0-3) = Ar_3 S("l1(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l1(Ar_0 + 1, Ar_1 - 1, Ar_2, Ar_3)) [ Ar_1 >= 1 ]", 0-0) = Ar_1 S("l1(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l1(Ar_0 + 1, Ar_1 - 1, Ar_2, Ar_3)) [ Ar_1 >= 1 ]", 0-1) = Ar_1 S("l1(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l1(Ar_0 + 1, Ar_1 - 1, Ar_2, Ar_3)) [ Ar_1 >= 1 ]", 0-2) = Ar_2 S("l1(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l1(Ar_0 + 1, Ar_1 - 1, Ar_2, Ar_3)) [ Ar_1 >= 1 ]", 0-3) = Ar_3 S("l0(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l1(0, Ar_1, Ar_2, Ar_3))", 0-0) = 0 S("l0(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l1(0, Ar_1, Ar_2, Ar_3))", 0-1) = Ar_1 S("l0(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l1(0, Ar_1, Ar_2, Ar_3))", 0-2) = Ar_2 S("l0(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l1(0, Ar_1, Ar_2, Ar_3))", 0-3) = Ar_3 orients the transitions l3(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l3(Ar_0, Ar_1, Ar_2, Ar_3 - 1)) [ Ar_3 >= 1 /\ Ar_2 >= 1 ] weakly and the transition l3(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l3(Ar_0, Ar_1, Ar_2, Ar_3 - 1)) [ Ar_3 >= 1 /\ Ar_2 >= 1 ] strictly and produces the following problem: 6: T: (Comp: 1, Cost: 1) l0(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l1(0, Ar_1, Ar_2, Ar_3)) (Comp: Ar_1, Cost: 1) l1(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l1(Ar_0 + 1, Ar_1 - 1, Ar_2, Ar_3)) [ Ar_1 >= 1 ] (Comp: 1, Cost: 1) l1(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l2(Ar_0, Ar_1, Ar_0, Ar_3)) [ 0 >= Ar_1 ] (Comp: 2*Ar_1, Cost: 1) l2(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l3(Ar_0, Ar_1, Ar_2, Ar_2)) [ Ar_2 >= 1 ] (Comp: 2*Ar_1^2, Cost: 1) l3(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l3(Ar_0, Ar_1, Ar_2, Ar_3 - 1)) [ Ar_3 >= 1 /\ Ar_2 >= 1 ] (Comp: 2*Ar_1, Cost: 1) l3(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l2(Ar_0, Ar_1, Ar_2 - 1, Ar_3)) [ 0 >= Ar_3 /\ Ar_2 >= 1 ] (Comp: 1, Cost: 0) koat_start(Ar_0, Ar_1, Ar_2, Ar_3) -> Com_1(l0(Ar_0, Ar_1, Ar_2, Ar_3)) [ 0 <= 0 ] start location: koat_start leaf cost: 0 Complexity upper bound 5*Ar_1 + 2*Ar_1^2 + 2 Time: 1.143 sec (SMT: 1.103 sec)