2.00/1.42 WORST_CASE(?, O(n^1)) 2.00/1.43 proof of /export/starexec/sandbox/output/output_files/bench.koat 2.00/1.43 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 2.00/1.43 2.00/1.43 2.00/1.43 The runtime complexity of the given CpxIntTrs could be proven to be BOUNDS(1, n^1). 2.00/1.43 2.00/1.43 (0) CpxIntTrs 2.00/1.43 (1) Koat Proof [FINISHED, 191 ms] 2.00/1.43 (2) BOUNDS(1, n^1) 2.00/1.43 2.00/1.43 2.00/1.43 ---------------------------------------- 2.00/1.43 2.00/1.43 (0) 2.00/1.43 Obligation: 2.00/1.43 Complexity Int TRS consisting of the following rules: 2.00/1.43 eval_foo_start(v_.0, v_.01, v_c, v_x) -> Com_1(eval_foo_bb0_in(v_.0, v_.01, v_c, v_x)) :|: TRUE 2.00/1.43 eval_foo_bb0_in(v_.0, v_.01, v_c, v_x) -> Com_1(eval_foo_bb1_in(v_c, v_x, v_c, v_x)) :|: v_c >= 2 2.00/1.43 eval_foo_bb0_in(v_.0, v_.01, v_c, v_x) -> Com_1(eval_foo_bb3_in(v_.0, v_.01, v_c, v_x)) :|: v_c < 2 2.00/1.43 eval_foo_bb1_in(v_.0, v_.01, v_c, v_x) -> Com_1(eval_foo_bb2_in(v_.0, v_.01, v_c, v_x)) :|: v_.01 + v_.0 >= 0 2.00/1.43 eval_foo_bb1_in(v_.0, v_.01, v_c, v_x) -> Com_1(eval_foo_bb3_in(v_.0, v_.01, v_c, v_x)) :|: v_.01 + v_.0 < 0 2.00/1.43 eval_foo_bb2_in(v_.0, v_.01, v_c, v_x) -> Com_1(eval_foo_bb1_in(v_.0 + 1, v_.01 - v_.0, v_c, v_x)) :|: TRUE 2.00/1.43 eval_foo_bb3_in(v_.0, v_.01, v_c, v_x) -> Com_1(eval_foo_stop(v_.0, v_.01, v_c, v_x)) :|: TRUE 2.00/1.43 2.00/1.43 The start-symbols are:[eval_foo_start_4] 2.00/1.43 2.00/1.43 2.00/1.43 ---------------------------------------- 2.00/1.43 2.00/1.43 (1) Koat Proof (FINISHED) 2.00/1.43 YES(?, 4*ar_0 + 4*ar_3 + 11) 2.00/1.43 2.00/1.43 2.00/1.43 2.00/1.43 Initial complexity problem: 2.00/1.43 2.00/1.43 1: T: 2.00/1.43 2.00/1.43 (Comp: ?, Cost: 1) evalfoostart(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb0in(ar_0, ar_1, ar_2, ar_3)) 2.00/1.43 2.00/1.43 (Comp: ?, Cost: 1) evalfoobb0in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb1in(ar_0, ar_0, ar_3, ar_3)) [ ar_0 >= 2 ] 2.00/1.43 2.00/1.43 (Comp: ?, Cost: 1) evalfoobb0in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb3in(ar_0, ar_1, ar_2, ar_3)) [ 1 >= ar_0 ] 2.00/1.43 2.00/1.43 (Comp: ?, Cost: 1) evalfoobb1in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb2in(ar_0, ar_1, ar_2, ar_3)) [ ar_2 + ar_1 >= 0 ] 2.00/1.43 2.00/1.43 (Comp: ?, Cost: 1) evalfoobb1in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb3in(ar_0, ar_1, ar_2, ar_3)) [ 0 >= ar_2 + ar_1 + 1 ] 2.00/1.43 2.00/1.43 (Comp: ?, Cost: 1) evalfoobb2in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb1in(ar_0, ar_1 + 1, ar_2 - ar_1, ar_3)) 2.00/1.43 2.00/1.43 (Comp: ?, Cost: 1) evalfoobb3in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoostop(ar_0, ar_1, ar_2, ar_3)) 2.00/1.43 2.00/1.43 (Comp: 1, Cost: 0) koat_start(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoostart(ar_0, ar_1, ar_2, ar_3)) [ 0 <= 0 ] 2.00/1.43 2.00/1.43 start location: koat_start 2.00/1.43 2.00/1.43 leaf cost: 0 2.00/1.43 2.00/1.43 2.00/1.43 2.00/1.43 Repeatedly propagating knowledge in problem 1 produces the following problem: 2.00/1.43 2.00/1.43 2: T: 2.00/1.43 2.00/1.43 (Comp: 1, Cost: 1) evalfoostart(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb0in(ar_0, ar_1, ar_2, ar_3)) 2.00/1.43 2.00/1.43 (Comp: 1, Cost: 1) evalfoobb0in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb1in(ar_0, ar_0, ar_3, ar_3)) [ ar_0 >= 2 ] 2.00/1.43 2.00/1.43 (Comp: 1, Cost: 1) evalfoobb0in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb3in(ar_0, ar_1, ar_2, ar_3)) [ 1 >= ar_0 ] 2.00/1.43 2.00/1.43 (Comp: ?, Cost: 1) evalfoobb1in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb2in(ar_0, ar_1, ar_2, ar_3)) [ ar_2 + ar_1 >= 0 ] 2.00/1.43 2.00/1.43 (Comp: ?, Cost: 1) evalfoobb1in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb3in(ar_0, ar_1, ar_2, ar_3)) [ 0 >= ar_2 + ar_1 + 1 ] 2.00/1.43 2.00/1.43 (Comp: ?, Cost: 1) evalfoobb2in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb1in(ar_0, ar_1 + 1, ar_2 - ar_1, ar_3)) 2.00/1.43 2.00/1.43 (Comp: ?, Cost: 1) evalfoobb3in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoostop(ar_0, ar_1, ar_2, ar_3)) 2.00/1.43 2.00/1.43 (Comp: 1, Cost: 0) koat_start(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoostart(ar_0, ar_1, ar_2, ar_3)) [ 0 <= 0 ] 2.00/1.43 2.00/1.43 start location: koat_start 2.00/1.43 2.00/1.43 leaf cost: 0 2.00/1.43 2.00/1.43 2.00/1.43 2.00/1.43 A polynomial rank function with 2.00/1.43 2.00/1.43 Pol(evalfoostart) = 2 2.00/1.43 2.00/1.43 Pol(evalfoobb0in) = 2 2.00/1.43 2.00/1.43 Pol(evalfoobb1in) = 2 2.00/1.43 2.00/1.43 Pol(evalfoobb3in) = 1 2.00/1.43 2.00/1.43 Pol(evalfoobb2in) = 2 2.00/1.43 2.00/1.43 Pol(evalfoostop) = 0 2.00/1.43 2.00/1.43 Pol(koat_start) = 2 2.00/1.43 2.00/1.43 orients all transitions weakly and the transitions 2.00/1.43 2.00/1.43 evalfoobb3in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoostop(ar_0, ar_1, ar_2, ar_3)) 2.00/1.43 2.00/1.43 evalfoobb1in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb3in(ar_0, ar_1, ar_2, ar_3)) [ 0 >= ar_2 + ar_1 + 1 ] 2.00/1.43 2.00/1.43 strictly and produces the following problem: 2.00/1.43 2.00/1.43 3: T: 2.00/1.43 2.00/1.43 (Comp: 1, Cost: 1) evalfoostart(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb0in(ar_0, ar_1, ar_2, ar_3)) 2.00/1.43 2.00/1.43 (Comp: 1, Cost: 1) evalfoobb0in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb1in(ar_0, ar_0, ar_3, ar_3)) [ ar_0 >= 2 ] 2.00/1.43 2.00/1.43 (Comp: 1, Cost: 1) evalfoobb0in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb3in(ar_0, ar_1, ar_2, ar_3)) [ 1 >= ar_0 ] 2.00/1.43 2.00/1.43 (Comp: ?, Cost: 1) evalfoobb1in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb2in(ar_0, ar_1, ar_2, ar_3)) [ ar_2 + ar_1 >= 0 ] 2.00/1.43 2.00/1.43 (Comp: 2, Cost: 1) evalfoobb1in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb3in(ar_0, ar_1, ar_2, ar_3)) [ 0 >= ar_2 + ar_1 + 1 ] 2.00/1.43 2.00/1.43 (Comp: ?, Cost: 1) evalfoobb2in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb1in(ar_0, ar_1 + 1, ar_2 - ar_1, ar_3)) 2.00/1.43 2.00/1.43 (Comp: 2, Cost: 1) evalfoobb3in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoostop(ar_0, ar_1, ar_2, ar_3)) 2.00/1.43 2.00/1.43 (Comp: 1, Cost: 0) koat_start(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoostart(ar_0, ar_1, ar_2, ar_3)) [ 0 <= 0 ] 2.00/1.43 2.00/1.43 start location: koat_start 2.00/1.43 2.00/1.43 leaf cost: 0 2.00/1.43 2.00/1.43 2.00/1.43 2.00/1.43 Applied AI with 'oct' on problem 3 to obtain the following invariants: 2.00/1.43 2.00/1.43 For symbol evalfoobb1in: -X_3 + X_4 >= 0 /\ X_2 - 2 >= 0 /\ X_1 + X_2 - 4 >= 0 /\ -X_1 + X_2 >= 0 /\ X_1 - 2 >= 0 2.00/1.43 2.00/1.43 For symbol evalfoobb2in: -X_3 + X_4 >= 0 /\ X_2 + X_4 >= 0 /\ X_2 + X_3 >= 0 /\ X_2 - 2 >= 0 /\ X_1 + X_2 - 4 >= 0 /\ -X_1 + X_2 >= 0 /\ X_1 - 2 >= 0 2.00/1.43 2.00/1.43 2.00/1.43 2.00/1.43 2.00/1.43 2.00/1.43 This yielded the following problem: 2.00/1.43 2.00/1.43 4: T: 2.00/1.43 2.00/1.43 (Comp: 1, Cost: 0) koat_start(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoostart(ar_0, ar_1, ar_2, ar_3)) [ 0 <= 0 ] 2.00/1.43 2.00/1.43 (Comp: 2, Cost: 1) evalfoobb3in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoostop(ar_0, ar_1, ar_2, ar_3)) 2.00/1.43 2.00/1.43 (Comp: ?, Cost: 1) evalfoobb2in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb1in(ar_0, ar_1 + 1, ar_2 - ar_1, ar_3)) [ -ar_2 + ar_3 >= 0 /\ ar_1 + ar_3 >= 0 /\ ar_1 + ar_2 >= 0 /\ ar_1 - 2 >= 0 /\ ar_0 + ar_1 - 4 >= 0 /\ -ar_0 + ar_1 >= 0 /\ ar_0 - 2 >= 0 ] 2.00/1.43 2.00/1.43 (Comp: 2, Cost: 1) evalfoobb1in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb3in(ar_0, ar_1, ar_2, ar_3)) [ -ar_2 + ar_3 >= 0 /\ ar_1 - 2 >= 0 /\ ar_0 + ar_1 - 4 >= 0 /\ -ar_0 + ar_1 >= 0 /\ ar_0 - 2 >= 0 /\ 0 >= ar_2 + ar_1 + 1 ] 2.00/1.43 2.00/1.43 (Comp: ?, Cost: 1) evalfoobb1in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb2in(ar_0, ar_1, ar_2, ar_3)) [ -ar_2 + ar_3 >= 0 /\ ar_1 - 2 >= 0 /\ ar_0 + ar_1 - 4 >= 0 /\ -ar_0 + ar_1 >= 0 /\ ar_0 - 2 >= 0 /\ ar_2 + ar_1 >= 0 ] 2.00/1.43 2.00/1.43 (Comp: 1, Cost: 1) evalfoobb0in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb3in(ar_0, ar_1, ar_2, ar_3)) [ 1 >= ar_0 ] 2.00/1.43 2.00/1.43 (Comp: 1, Cost: 1) evalfoobb0in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb1in(ar_0, ar_0, ar_3, ar_3)) [ ar_0 >= 2 ] 2.00/1.43 2.00/1.43 (Comp: 1, Cost: 1) evalfoostart(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb0in(ar_0, ar_1, ar_2, ar_3)) 2.00/1.43 2.00/1.43 start location: koat_start 2.00/1.43 2.00/1.43 leaf cost: 0 2.00/1.43 2.00/1.43 2.00/1.43 2.00/1.43 A polynomial rank function with 2.00/1.43 2.00/1.43 Pol(evalfoobb2in) = 2*V_2 + 2*V_3 + 1 2.00/1.43 2.00/1.43 Pol(evalfoobb1in) = 2*V_2 + 2*V_3 + 2 2.00/1.43 2.00/1.43 and size complexities 2.00/1.43 2.00/1.43 S("evalfoostart(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb0in(ar_0, ar_1, ar_2, ar_3))", 0-0) = ar_0 2.00/1.43 2.00/1.43 S("evalfoostart(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb0in(ar_0, ar_1, ar_2, ar_3))", 0-1) = ar_1 2.00/1.43 2.00/1.43 S("evalfoostart(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb0in(ar_0, ar_1, ar_2, ar_3))", 0-2) = ar_2 2.00/1.43 2.00/1.43 S("evalfoostart(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb0in(ar_0, ar_1, ar_2, ar_3))", 0-3) = ar_3 2.00/1.43 2.00/1.43 S("evalfoobb0in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb1in(ar_0, ar_0, ar_3, ar_3)) [ ar_0 >= 2 ]", 0-0) = ar_0 2.00/1.43 2.00/1.43 S("evalfoobb0in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb1in(ar_0, ar_0, ar_3, ar_3)) [ ar_0 >= 2 ]", 0-1) = ar_0 2.00/1.43 2.00/1.43 S("evalfoobb0in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb1in(ar_0, ar_0, ar_3, ar_3)) [ ar_0 >= 2 ]", 0-2) = ar_3 2.00/1.43 2.00/1.43 S("evalfoobb0in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb1in(ar_0, ar_0, ar_3, ar_3)) [ ar_0 >= 2 ]", 0-3) = ar_3 2.00/1.43 2.00/1.43 S("evalfoobb0in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb3in(ar_0, ar_1, ar_2, ar_3)) [ 1 >= ar_0 ]", 0-0) = ar_0 2.00/1.43 2.00/1.43 S("evalfoobb0in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb3in(ar_0, ar_1, ar_2, ar_3)) [ 1 >= ar_0 ]", 0-1) = ar_1 2.00/1.43 2.00/1.43 S("evalfoobb0in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb3in(ar_0, ar_1, ar_2, ar_3)) [ 1 >= ar_0 ]", 0-2) = ar_2 2.00/1.43 2.00/1.43 S("evalfoobb0in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb3in(ar_0, ar_1, ar_2, ar_3)) [ 1 >= ar_0 ]", 0-3) = ar_3 2.00/1.43 2.00/1.43 S("evalfoobb1in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb2in(ar_0, ar_1, ar_2, ar_3)) [ -ar_2 + ar_3 >= 0 /\\ ar_1 - 2 >= 0 /\\ ar_0 + ar_1 - 4 >= 0 /\\ -ar_0 + ar_1 >= 0 /\\ ar_0 - 2 >= 0 /\\ ar_2 + ar_1 >= 0 ]", 0-0) = ar_0 2.00/1.43 2.00/1.43 S("evalfoobb1in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb2in(ar_0, ar_1, ar_2, ar_3)) [ -ar_2 + ar_3 >= 0 /\\ ar_1 - 2 >= 0 /\\ ar_0 + ar_1 - 4 >= 0 /\\ -ar_0 + ar_1 >= 0 /\\ ar_0 - 2 >= 0 /\\ ar_2 + ar_1 >= 0 ]", 0-1) = ? 2.00/1.43 2.00/1.43 S("evalfoobb1in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb2in(ar_0, ar_1, ar_2, ar_3)) [ -ar_2 + ar_3 >= 0 /\\ ar_1 - 2 >= 0 /\\ ar_0 + ar_1 - 4 >= 0 /\\ -ar_0 + ar_1 >= 0 /\\ ar_0 - 2 >= 0 /\\ ar_2 + ar_1 >= 0 ]", 0-2) = ? 2.00/1.43 2.00/1.43 S("evalfoobb1in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb2in(ar_0, ar_1, ar_2, ar_3)) [ -ar_2 + ar_3 >= 0 /\\ ar_1 - 2 >= 0 /\\ ar_0 + ar_1 - 4 >= 0 /\\ -ar_0 + ar_1 >= 0 /\\ ar_0 - 2 >= 0 /\\ ar_2 + ar_1 >= 0 ]", 0-3) = ar_3 2.00/1.43 2.00/1.43 S("evalfoobb1in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb3in(ar_0, ar_1, ar_2, ar_3)) [ -ar_2 + ar_3 >= 0 /\\ ar_1 - 2 >= 0 /\\ ar_0 + ar_1 - 4 >= 0 /\\ -ar_0 + ar_1 >= 0 /\\ ar_0 - 2 >= 0 /\\ 0 >= ar_2 + ar_1 + 1 ]", 0-0) = ar_0 2.00/1.43 2.00/1.43 S("evalfoobb1in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb3in(ar_0, ar_1, ar_2, ar_3)) [ -ar_2 + ar_3 >= 0 /\\ ar_1 - 2 >= 0 /\\ ar_0 + ar_1 - 4 >= 0 /\\ -ar_0 + ar_1 >= 0 /\\ ar_0 - 2 >= 0 /\\ 0 >= ar_2 + ar_1 + 1 ]", 0-1) = ? 2.00/1.43 2.00/1.43 S("evalfoobb1in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb3in(ar_0, ar_1, ar_2, ar_3)) [ -ar_2 + ar_3 >= 0 /\\ ar_1 - 2 >= 0 /\\ ar_0 + ar_1 - 4 >= 0 /\\ -ar_0 + ar_1 >= 0 /\\ ar_0 - 2 >= 0 /\\ 0 >= ar_2 + ar_1 + 1 ]", 0-2) = ? 2.00/1.43 2.00/1.43 S("evalfoobb1in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb3in(ar_0, ar_1, ar_2, ar_3)) [ -ar_2 + ar_3 >= 0 /\\ ar_1 - 2 >= 0 /\\ ar_0 + ar_1 - 4 >= 0 /\\ -ar_0 + ar_1 >= 0 /\\ ar_0 - 2 >= 0 /\\ 0 >= ar_2 + ar_1 + 1 ]", 0-3) = ar_3 2.00/1.43 2.00/1.43 S("evalfoobb2in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb1in(ar_0, ar_1 + 1, ar_2 - ar_1, ar_3)) [ -ar_2 + ar_3 >= 0 /\\ ar_1 + ar_3 >= 0 /\\ ar_1 + ar_2 >= 0 /\\ ar_1 - 2 >= 0 /\\ ar_0 + ar_1 - 4 >= 0 /\\ -ar_0 + ar_1 >= 0 /\\ ar_0 - 2 >= 0 ]", 0-0) = ar_0 2.00/1.43 2.00/1.43 S("evalfoobb2in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb1in(ar_0, ar_1 + 1, ar_2 - ar_1, ar_3)) [ -ar_2 + ar_3 >= 0 /\\ ar_1 + ar_3 >= 0 /\\ ar_1 + ar_2 >= 0 /\\ ar_1 - 2 >= 0 /\\ ar_0 + ar_1 - 4 >= 0 /\\ -ar_0 + ar_1 >= 0 /\\ ar_0 - 2 >= 0 ]", 0-1) = ? 2.00/1.43 2.00/1.43 S("evalfoobb2in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb1in(ar_0, ar_1 + 1, ar_2 - ar_1, ar_3)) [ -ar_2 + ar_3 >= 0 /\\ ar_1 + ar_3 >= 0 /\\ ar_1 + ar_2 >= 0 /\\ ar_1 - 2 >= 0 /\\ ar_0 + ar_1 - 4 >= 0 /\\ -ar_0 + ar_1 >= 0 /\\ ar_0 - 2 >= 0 ]", 0-2) = ? 2.00/1.43 2.00/1.43 S("evalfoobb2in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb1in(ar_0, ar_1 + 1, ar_2 - ar_1, ar_3)) [ -ar_2 + ar_3 >= 0 /\\ ar_1 + ar_3 >= 0 /\\ ar_1 + ar_2 >= 0 /\\ ar_1 - 2 >= 0 /\\ ar_0 + ar_1 - 4 >= 0 /\\ -ar_0 + ar_1 >= 0 /\\ ar_0 - 2 >= 0 ]", 0-3) = ar_3 2.00/1.43 2.00/1.43 S("evalfoobb3in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoostop(ar_0, ar_1, ar_2, ar_3))", 0-0) = ar_0 2.00/1.43 2.00/1.43 S("evalfoobb3in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoostop(ar_0, ar_1, ar_2, ar_3))", 0-1) = ? 2.00/1.43 2.00/1.43 S("evalfoobb3in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoostop(ar_0, ar_1, ar_2, ar_3))", 0-2) = ? 2.00/1.43 2.00/1.43 S("evalfoobb3in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoostop(ar_0, ar_1, ar_2, ar_3))", 0-3) = ar_3 2.00/1.43 2.00/1.43 S("koat_start(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoostart(ar_0, ar_1, ar_2, ar_3)) [ 0 <= 0 ]", 0-0) = ar_0 2.00/1.43 2.00/1.43 S("koat_start(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoostart(ar_0, ar_1, ar_2, ar_3)) [ 0 <= 0 ]", 0-1) = ar_1 2.00/1.43 2.00/1.43 S("koat_start(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoostart(ar_0, ar_1, ar_2, ar_3)) [ 0 <= 0 ]", 0-2) = ar_2 2.00/1.43 2.00/1.43 S("koat_start(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoostart(ar_0, ar_1, ar_2, ar_3)) [ 0 <= 0 ]", 0-3) = ar_3 2.00/1.43 2.00/1.43 orients the transitions 2.00/1.43 2.00/1.43 evalfoobb2in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb1in(ar_0, ar_1 + 1, ar_2 - ar_1, ar_3)) [ -ar_2 + ar_3 >= 0 /\ ar_1 + ar_3 >= 0 /\ ar_1 + ar_2 >= 0 /\ ar_1 - 2 >= 0 /\ ar_0 + ar_1 - 4 >= 0 /\ -ar_0 + ar_1 >= 0 /\ ar_0 - 2 >= 0 ] 2.00/1.43 2.00/1.43 evalfoobb1in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb2in(ar_0, ar_1, ar_2, ar_3)) [ -ar_2 + ar_3 >= 0 /\ ar_1 - 2 >= 0 /\ ar_0 + ar_1 - 4 >= 0 /\ -ar_0 + ar_1 >= 0 /\ ar_0 - 2 >= 0 /\ ar_2 + ar_1 >= 0 ] 2.00/1.43 2.00/1.43 weakly and the transitions 2.00/1.43 2.00/1.43 evalfoobb2in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb1in(ar_0, ar_1 + 1, ar_2 - ar_1, ar_3)) [ -ar_2 + ar_3 >= 0 /\ ar_1 + ar_3 >= 0 /\ ar_1 + ar_2 >= 0 /\ ar_1 - 2 >= 0 /\ ar_0 + ar_1 - 4 >= 0 /\ -ar_0 + ar_1 >= 0 /\ ar_0 - 2 >= 0 ] 2.00/1.43 2.00/1.43 evalfoobb1in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb2in(ar_0, ar_1, ar_2, ar_3)) [ -ar_2 + ar_3 >= 0 /\ ar_1 - 2 >= 0 /\ ar_0 + ar_1 - 4 >= 0 /\ -ar_0 + ar_1 >= 0 /\ ar_0 - 2 >= 0 /\ ar_2 + ar_1 >= 0 ] 2.00/1.43 2.00/1.43 strictly and produces the following problem: 2.00/1.43 2.00/1.43 5: T: 2.00/1.43 2.00/1.43 (Comp: 1, Cost: 0) koat_start(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoostart(ar_0, ar_1, ar_2, ar_3)) [ 0 <= 0 ] 2.00/1.43 2.00/1.43 (Comp: 2, Cost: 1) evalfoobb3in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoostop(ar_0, ar_1, ar_2, ar_3)) 2.00/1.43 2.00/1.43 (Comp: 2*ar_0 + 2*ar_3 + 2, Cost: 1) evalfoobb2in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb1in(ar_0, ar_1 + 1, ar_2 - ar_1, ar_3)) [ -ar_2 + ar_3 >= 0 /\ ar_1 + ar_3 >= 0 /\ ar_1 + ar_2 >= 0 /\ ar_1 - 2 >= 0 /\ ar_0 + ar_1 - 4 >= 0 /\ -ar_0 + ar_1 >= 0 /\ ar_0 - 2 >= 0 ] 2.00/1.43 2.00/1.43 (Comp: 2, Cost: 1) evalfoobb1in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb3in(ar_0, ar_1, ar_2, ar_3)) [ -ar_2 + ar_3 >= 0 /\ ar_1 - 2 >= 0 /\ ar_0 + ar_1 - 4 >= 0 /\ -ar_0 + ar_1 >= 0 /\ ar_0 - 2 >= 0 /\ 0 >= ar_2 + ar_1 + 1 ] 2.00/1.43 2.00/1.43 (Comp: 2*ar_0 + 2*ar_3 + 2, Cost: 1) evalfoobb1in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb2in(ar_0, ar_1, ar_2, ar_3)) [ -ar_2 + ar_3 >= 0 /\ ar_1 - 2 >= 0 /\ ar_0 + ar_1 - 4 >= 0 /\ -ar_0 + ar_1 >= 0 /\ ar_0 - 2 >= 0 /\ ar_2 + ar_1 >= 0 ] 2.00/1.43 2.00/1.43 (Comp: 1, Cost: 1) evalfoobb0in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb3in(ar_0, ar_1, ar_2, ar_3)) [ 1 >= ar_0 ] 2.00/1.43 2.00/1.43 (Comp: 1, Cost: 1) evalfoobb0in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb1in(ar_0, ar_0, ar_3, ar_3)) [ ar_0 >= 2 ] 2.00/1.43 2.00/1.43 (Comp: 1, Cost: 1) evalfoostart(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalfoobb0in(ar_0, ar_1, ar_2, ar_3)) 2.00/1.43 2.00/1.43 start location: koat_start 2.00/1.43 2.00/1.43 leaf cost: 0 2.00/1.43 2.00/1.43 2.00/1.43 2.00/1.43 Complexity upper bound 4*ar_0 + 4*ar_3 + 11 2.00/1.43 2.00/1.43 2.00/1.43 2.00/1.43 Time: 0.223 sec (SMT: 0.202 sec) 2.00/1.43 2.00/1.43 2.00/1.43 ---------------------------------------- 2.00/1.43 2.00/1.43 (2) 2.00/1.43 BOUNDS(1, n^1) 2.00/1.45 EOF