2.51/1.53 WORST_CASE(?, O(n^1)) 2.51/1.54 proof of /export/starexec/sandbox/output/output_files/bench.koat 2.51/1.54 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 2.51/1.54 2.51/1.54 2.51/1.54 The runtime complexity of the given CpxIntTrs could be proven to be BOUNDS(1, n^1). 2.51/1.54 2.51/1.54 (0) CpxIntTrs 2.51/1.54 (1) Koat Proof [FINISHED, 378 ms] 2.51/1.54 (2) BOUNDS(1, n^1) 2.51/1.54 2.51/1.54 2.51/1.54 ---------------------------------------- 2.51/1.54 2.51/1.54 (0) 2.51/1.54 Obligation: 2.51/1.54 Complexity Int TRS consisting of the following rules: 2.51/1.54 eval_foo_start(v_.0, v_.01, v_3, v_oldx, v_x) -> Com_1(eval_foo_bb0_in(v_.0, v_.01, v_3, v_oldx, v_x)) :|: TRUE 2.51/1.54 eval_foo_bb0_in(v_.0, v_.01, v_3, v_oldx, v_x) -> Com_1(eval_foo_bb1_in(v_x, v_oldx, v_3, v_oldx, v_x)) :|: TRUE 2.51/1.54 eval_foo_bb1_in(v_.0, v_.01, v_3, v_oldx, v_x) -> Com_1(eval_foo_bb2_in(v_.0, v_.01, v_3, v_oldx, v_x)) :|: v_.0 > 1 && 2 * v_.0 <= v_.01 2.51/1.54 eval_foo_bb1_in(v_.0, v_.01, v_3, v_oldx, v_x) -> Com_1(eval_foo_.critedge_in(v_.0, v_.01, v_3, v_oldx, v_x)) :|: v_.0 <= 1 2.51/1.54 eval_foo_bb1_in(v_.0, v_.01, v_3, v_oldx, v_x) -> Com_1(eval_foo_.critedge_in(v_.0, v_.01, v_3, v_oldx, v_x)) :|: 2 * v_.0 > v_.01 2.51/1.54 eval_foo_bb2_in(v_.0, v_.01, v_3, v_oldx, v_x) -> Com_1(eval_foo_2(v_.0, v_.01, v_3, v_oldx, v_x)) :|: TRUE 2.51/1.54 eval_foo_2(v_.0, v_.01, v_3, v_oldx, v_x) -> Com_2(eval___VERIFIER_nondet_int_start(v_.0, v_.01, v_3, v_oldx, v_x), eval_foo_3(v_.0, v_.01, nondef.0, v_oldx, v_x)) :|: TRUE 2.51/1.54 eval_foo_3(v_.0, v_.01, v_3, v_oldx, v_x) -> Com_1(eval_foo_bb1_in(v_3, v_.0, v_3, v_oldx, v_x)) :|: TRUE 2.51/1.54 eval_foo_.critedge_in(v_.0, v_.01, v_3, v_oldx, v_x) -> Com_1(eval_foo_stop(v_.0, v_.01, v_3, v_oldx, v_x)) :|: TRUE 2.51/1.54 2.51/1.54 The start-symbols are:[eval_foo_start_5] 2.51/1.54 2.51/1.54 2.51/1.54 ---------------------------------------- 2.51/1.54 2.51/1.54 (1) Koat Proof (FINISHED) 2.51/1.54 YES(?, 18*ar_3 + 8) 2.51/1.54 2.51/1.54 2.51/1.54 2.51/1.54 Initial complexity problem: 2.51/1.54 2.51/1.54 1: T: 2.51/1.54 2.51/1.54 (Comp: ?, Cost: 1) evalfoostart(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoobb0in(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) 2.51/1.54 2.51/1.54 (Comp: ?, Cost: 1) evalfoobb0in(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoobb1in(ar_1, ar_1, ar_3, ar_3, ar_4, ar_5)) 2.51/1.54 2.51/1.54 (Comp: ?, Cost: 1) evalfoobb1in(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoobb2in(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) [ ar_0 >= 2 /\ ar_2 >= 2*ar_0 ] 2.51/1.54 2.51/1.54 (Comp: ?, Cost: 1) evalfoobb1in(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoocritedgein(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) [ 1 >= ar_0 ] 2.51/1.54 2.51/1.54 (Comp: ?, Cost: 1) evalfoobb1in(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoocritedgein(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) [ 2*ar_0 >= ar_2 + 1 ] 2.51/1.54 2.51/1.54 (Comp: ?, Cost: 1) evalfoobb2in(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoo2(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) 2.51/1.54 2.51/1.54 (Comp: ?, Cost: 1) evalfoo20(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalVERIFIERnondetintstart(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) 2.51/1.54 2.51/1.54 (Comp: ?, Cost: 1) evalfoo21(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoo3(ar_0, ar_1, ar_2, ar_3, ar_5, ar_5)) 2.51/1.54 2.51/1.54 (Comp: ?, Cost: 1) evalfoo2(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_2(evalfoo20(ar_0, ar_1, ar_2, ar_3, ar_4, g), evalfoo21(ar_0, ar_1, ar_2, ar_3, ar_4, g)) 2.51/1.54 2.51/1.54 (Comp: ?, Cost: 1) evalfoo3(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoobb1in(ar_4, ar_1, ar_0, ar_3, ar_4, ar_5)) 2.51/1.54 2.51/1.54 (Comp: ?, Cost: 1) evalfoocritedgein(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoostop(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) 2.51/1.54 2.51/1.54 (Comp: 1, Cost: 0) koat_start(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoostart(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) [ 0 <= 0 ] 2.51/1.54 2.51/1.54 start location: koat_start 2.51/1.54 2.51/1.54 leaf cost: 0 2.51/1.54 2.51/1.54 2.51/1.54 2.51/1.54 Repeatedly propagating knowledge in problem 1 produces the following problem: 2.51/1.54 2.51/1.54 2: T: 2.51/1.54 2.51/1.54 (Comp: 1, Cost: 1) evalfoostart(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoobb0in(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) 2.51/1.54 2.51/1.54 (Comp: 1, Cost: 1) evalfoobb0in(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoobb1in(ar_1, ar_1, ar_3, ar_3, ar_4, ar_5)) 2.51/1.54 2.51/1.54 (Comp: ?, Cost: 1) evalfoobb1in(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoobb2in(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) [ ar_0 >= 2 /\ ar_2 >= 2*ar_0 ] 2.51/1.54 2.51/1.54 (Comp: ?, Cost: 1) evalfoobb1in(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoocritedgein(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) [ 1 >= ar_0 ] 2.51/1.54 2.51/1.54 (Comp: ?, Cost: 1) evalfoobb1in(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoocritedgein(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) [ 2*ar_0 >= ar_2 + 1 ] 2.51/1.54 2.51/1.54 (Comp: ?, Cost: 1) evalfoobb2in(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoo2(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) 2.51/1.54 2.51/1.54 (Comp: ?, Cost: 1) evalfoo20(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalVERIFIERnondetintstart(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) 2.51/1.54 2.51/1.54 (Comp: ?, Cost: 1) evalfoo21(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoo3(ar_0, ar_1, ar_2, ar_3, ar_5, ar_5)) 2.51/1.54 2.51/1.54 (Comp: ?, Cost: 1) evalfoo2(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_2(evalfoo20(ar_0, ar_1, ar_2, ar_3, ar_4, g), evalfoo21(ar_0, ar_1, ar_2, ar_3, ar_4, g)) 2.51/1.54 2.51/1.54 (Comp: ?, Cost: 1) evalfoo3(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoobb1in(ar_4, ar_1, ar_0, ar_3, ar_4, ar_5)) 2.51/1.54 2.51/1.54 (Comp: ?, Cost: 1) evalfoocritedgein(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoostop(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) 2.51/1.54 2.51/1.54 (Comp: 1, Cost: 0) koat_start(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoostart(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) [ 0 <= 0 ] 2.51/1.54 2.51/1.54 start location: koat_start 2.51/1.54 2.51/1.54 leaf cost: 0 2.51/1.54 2.51/1.54 2.51/1.54 2.51/1.54 A polynomial rank function with 2.51/1.54 2.51/1.54 Pol(evalfoostart) = 2 2.51/1.54 2.51/1.54 Pol(evalfoobb0in) = 2 2.51/1.54 2.51/1.54 Pol(evalfoobb1in) = 2 2.51/1.54 2.51/1.54 Pol(evalfoobb2in) = 2 2.51/1.54 2.51/1.54 Pol(evalfoocritedgein) = 1 2.51/1.54 2.51/1.54 Pol(evalfoo2) = 2 2.51/1.54 2.51/1.54 Pol(evalfoo20) = 0 2.51/1.54 2.51/1.54 Pol(evalVERIFIERnondetintstart) = 0 2.51/1.54 2.51/1.54 Pol(evalfoo21) = 2 2.51/1.54 2.51/1.54 Pol(evalfoo3) = 2 2.51/1.54 2.51/1.54 Pol(evalfoostop) = 0 2.51/1.54 2.51/1.54 Pol(koat_start) = 2 2.51/1.54 2.51/1.54 orients all transitions weakly and the transitions 2.51/1.54 2.51/1.54 evalfoocritedgein(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoostop(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) 2.51/1.54 2.51/1.54 evalfoobb1in(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoocritedgein(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) [ 1 >= ar_0 ] 2.51/1.54 2.51/1.54 evalfoobb1in(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoocritedgein(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) [ 2*ar_0 >= ar_2 + 1 ] 2.51/1.54 2.51/1.54 strictly and produces the following problem: 2.51/1.54 2.51/1.54 3: T: 2.51/1.54 2.51/1.54 (Comp: 1, Cost: 1) evalfoostart(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoobb0in(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) 2.51/1.54 2.51/1.54 (Comp: 1, Cost: 1) evalfoobb0in(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoobb1in(ar_1, ar_1, ar_3, ar_3, ar_4, ar_5)) 2.51/1.54 2.51/1.54 (Comp: ?, Cost: 1) evalfoobb1in(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoobb2in(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) [ ar_0 >= 2 /\ ar_2 >= 2*ar_0 ] 2.51/1.54 2.51/1.54 (Comp: 2, Cost: 1) evalfoobb1in(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoocritedgein(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) [ 1 >= ar_0 ] 2.51/1.54 2.51/1.54 (Comp: 2, Cost: 1) evalfoobb1in(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoocritedgein(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) [ 2*ar_0 >= ar_2 + 1 ] 2.51/1.54 2.51/1.54 (Comp: ?, Cost: 1) evalfoobb2in(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoo2(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) 2.51/1.54 2.51/1.54 (Comp: ?, Cost: 1) evalfoo20(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalVERIFIERnondetintstart(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) 2.51/1.54 2.51/1.54 (Comp: ?, Cost: 1) evalfoo21(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoo3(ar_0, ar_1, ar_2, ar_3, ar_5, ar_5)) 2.51/1.54 2.51/1.54 (Comp: ?, Cost: 1) evalfoo2(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_2(evalfoo20(ar_0, ar_1, ar_2, ar_3, ar_4, g), evalfoo21(ar_0, ar_1, ar_2, ar_3, ar_4, g)) 2.51/1.54 2.51/1.54 (Comp: ?, Cost: 1) evalfoo3(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoobb1in(ar_4, ar_1, ar_0, ar_3, ar_4, ar_5)) 2.51/1.54 2.51/1.54 (Comp: 2, Cost: 1) evalfoocritedgein(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoostop(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) 2.51/1.54 2.51/1.54 (Comp: 1, Cost: 0) koat_start(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoostart(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) [ 0 <= 0 ] 2.51/1.54 2.51/1.54 start location: koat_start 2.51/1.54 2.51/1.54 leaf cost: 0 2.51/1.54 2.51/1.54 2.51/1.54 2.51/1.54 Applied AI with 'oct' on problem 3 to obtain the following invariants: 2.51/1.54 2.51/1.54 For symbol evalfoo2: X_4 - 4 >= 0 /\ X_3 + X_4 - 8 >= 0 /\ -X_3 + X_4 >= 0 /\ X_1 + X_4 - 6 >= 0 /\ -X_1 + X_4 - 2 >= 0 /\ X_3 - 4 >= 0 /\ X_1 + X_3 - 6 >= 0 /\ -X_1 + X_3 - 2 >= 0 /\ X_1 - 2 >= 0 2.51/1.54 2.51/1.54 For symbol evalfoo20: X_4 - 4 >= 0 /\ X_3 + X_4 - 8 >= 0 /\ -X_3 + X_4 >= 0 /\ X_1 + X_4 - 6 >= 0 /\ -X_1 + X_4 - 2 >= 0 /\ X_3 - 4 >= 0 /\ X_1 + X_3 - 6 >= 0 /\ -X_1 + X_3 - 2 >= 0 /\ X_1 - 2 >= 0 2.51/1.54 2.51/1.54 For symbol evalfoo21: X_4 - 4 >= 0 /\ X_3 + X_4 - 8 >= 0 /\ -X_3 + X_4 >= 0 /\ X_1 + X_4 - 6 >= 0 /\ -X_1 + X_4 - 2 >= 0 /\ X_3 - 4 >= 0 /\ X_1 + X_3 - 6 >= 0 /\ -X_1 + X_3 - 2 >= 0 /\ X_1 - 2 >= 0 2.51/1.54 2.51/1.54 For symbol evalfoo3: X_5 - X_6 >= 0 /\ -X_5 + X_6 >= 0 /\ X_4 - 4 >= 0 /\ X_3 + X_4 - 8 >= 0 /\ -X_3 + X_4 >= 0 /\ X_1 + X_4 - 6 >= 0 /\ -X_1 + X_4 - 2 >= 0 /\ X_3 - 4 >= 0 /\ X_1 + X_3 - 6 >= 0 /\ -X_1 + X_3 - 2 >= 0 /\ X_1 - 2 >= 0 2.51/1.54 2.51/1.54 For symbol evalfoobb1in: -X_3 + X_4 >= 0 2.51/1.54 2.51/1.54 For symbol evalfoobb2in: X_4 - 4 >= 0 /\ X_3 + X_4 - 8 >= 0 /\ -X_3 + X_4 >= 0 /\ X_1 + X_4 - 6 >= 0 /\ -X_1 + X_4 - 2 >= 0 /\ X_3 - 4 >= 0 /\ X_1 + X_3 - 6 >= 0 /\ -X_1 + X_3 - 2 >= 0 /\ X_1 - 2 >= 0 2.51/1.54 2.51/1.54 For symbol evalfoocritedgein: -X_3 + X_4 >= 0 2.51/1.54 2.51/1.54 2.51/1.54 2.51/1.54 2.51/1.54 2.51/1.54 This yielded the following problem: 2.51/1.54 2.51/1.54 4: T: 2.51/1.54 2.51/1.54 (Comp: 1, Cost: 0) koat_start(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoostart(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) [ 0 <= 0 ] 2.51/1.54 2.51/1.54 (Comp: 2, Cost: 1) evalfoocritedgein(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoostop(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) [ -ar_2 + ar_3 >= 0 ] 2.51/1.54 2.51/1.54 (Comp: ?, Cost: 1) evalfoo3(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoobb1in(ar_4, ar_1, ar_0, ar_3, ar_4, ar_5)) [ ar_4 - ar_5 >= 0 /\ -ar_4 + ar_5 >= 0 /\ ar_3 - 4 >= 0 /\ ar_2 + ar_3 - 8 >= 0 /\ -ar_2 + ar_3 >= 0 /\ ar_0 + ar_3 - 6 >= 0 /\ -ar_0 + ar_3 - 2 >= 0 /\ ar_2 - 4 >= 0 /\ ar_0 + ar_2 - 6 >= 0 /\ -ar_0 + ar_2 - 2 >= 0 /\ ar_0 - 2 >= 0 ] 2.51/1.54 2.51/1.54 (Comp: ?, Cost: 1) evalfoo2(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_2(evalfoo20(ar_0, ar_1, ar_2, ar_3, ar_4, g), evalfoo21(ar_0, ar_1, ar_2, ar_3, ar_4, g)) [ ar_3 - 4 >= 0 /\ ar_2 + ar_3 - 8 >= 0 /\ -ar_2 + ar_3 >= 0 /\ ar_0 + ar_3 - 6 >= 0 /\ -ar_0 + ar_3 - 2 >= 0 /\ ar_2 - 4 >= 0 /\ ar_0 + ar_2 - 6 >= 0 /\ -ar_0 + ar_2 - 2 >= 0 /\ ar_0 - 2 >= 0 ] 2.51/1.54 2.51/1.54 (Comp: ?, Cost: 1) evalfoo21(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoo3(ar_0, ar_1, ar_2, ar_3, ar_5, ar_5)) [ ar_3 - 4 >= 0 /\ ar_2 + ar_3 - 8 >= 0 /\ -ar_2 + ar_3 >= 0 /\ ar_0 + ar_3 - 6 >= 0 /\ -ar_0 + ar_3 - 2 >= 0 /\ ar_2 - 4 >= 0 /\ ar_0 + ar_2 - 6 >= 0 /\ -ar_0 + ar_2 - 2 >= 0 /\ ar_0 - 2 >= 0 ] 2.51/1.54 2.51/1.54 (Comp: ?, Cost: 1) evalfoo20(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalVERIFIERnondetintstart(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) [ ar_3 - 4 >= 0 /\ ar_2 + ar_3 - 8 >= 0 /\ -ar_2 + ar_3 >= 0 /\ ar_0 + ar_3 - 6 >= 0 /\ -ar_0 + ar_3 - 2 >= 0 /\ ar_2 - 4 >= 0 /\ ar_0 + ar_2 - 6 >= 0 /\ -ar_0 + ar_2 - 2 >= 0 /\ ar_0 - 2 >= 0 ] 2.51/1.54 2.51/1.54 (Comp: ?, Cost: 1) evalfoobb2in(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoo2(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) [ ar_3 - 4 >= 0 /\ ar_2 + ar_3 - 8 >= 0 /\ -ar_2 + ar_3 >= 0 /\ ar_0 + ar_3 - 6 >= 0 /\ -ar_0 + ar_3 - 2 >= 0 /\ ar_2 - 4 >= 0 /\ ar_0 + ar_2 - 6 >= 0 /\ -ar_0 + ar_2 - 2 >= 0 /\ ar_0 - 2 >= 0 ] 2.51/1.54 2.51/1.54 (Comp: 2, Cost: 1) evalfoobb1in(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoocritedgein(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) [ -ar_2 + ar_3 >= 0 /\ 2*ar_0 >= ar_2 + 1 ] 2.51/1.54 2.51/1.54 (Comp: 2, Cost: 1) evalfoobb1in(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoocritedgein(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) [ -ar_2 + ar_3 >= 0 /\ 1 >= ar_0 ] 2.51/1.54 2.51/1.54 (Comp: ?, Cost: 1) evalfoobb1in(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoobb2in(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) [ -ar_2 + ar_3 >= 0 /\ ar_0 >= 2 /\ ar_2 >= 2*ar_0 ] 2.51/1.54 2.51/1.54 (Comp: 1, Cost: 1) evalfoobb0in(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoobb1in(ar_1, ar_1, ar_3, ar_3, ar_4, ar_5)) 2.51/1.54 2.51/1.54 (Comp: 1, Cost: 1) evalfoostart(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoobb0in(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) 2.51/1.54 2.51/1.54 start location: koat_start 2.51/1.54 2.51/1.54 leaf cost: 0 2.51/1.54 2.51/1.54 2.51/1.54 2.51/1.54 A polynomial rank function with 2.51/1.54 2.51/1.54 Pol(koat_start) = 3*V_4 2.51/1.54 2.51/1.54 Pol(evalfoostart) = 3*V_4 2.51/1.54 2.51/1.54 Pol(evalfoocritedgein) = 3*V_3 2.51/1.54 2.51/1.54 Pol(evalfoostop) = 3*V_3 2.51/1.54 2.51/1.54 Pol(evalfoo3) = 3*V_1 + 1 2.51/1.54 2.51/1.54 Pol(evalfoobb1in) = 3*V_3 2.51/1.54 2.51/1.54 Pol(evalfoo2) = 5*V_1 2.51/1.54 2.51/1.54 Pol(evalfoo20) = 2*V_1 - 3 2.51/1.54 2.51/1.54 Pol(evalfoo21) = 3*V_1 + 2 2.51/1.54 2.51/1.54 Pol(evalVERIFIERnondetintstart) = 2*V_1 - 4 2.51/1.54 2.51/1.54 Pol(evalfoobb2in) = 6*V_1 - 1 2.51/1.54 2.51/1.54 Pol(evalfoobb0in) = 3*V_4 2.51/1.54 2.51/1.54 orients all transitions weakly and the transitions 2.51/1.54 2.51/1.54 evalfoobb2in(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoo2(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) [ ar_3 - 4 >= 0 /\ ar_2 + ar_3 - 8 >= 0 /\ -ar_2 + ar_3 >= 0 /\ ar_0 + ar_3 - 6 >= 0 /\ -ar_0 + ar_3 - 2 >= 0 /\ ar_2 - 4 >= 0 /\ ar_0 + ar_2 - 6 >= 0 /\ -ar_0 + ar_2 - 2 >= 0 /\ ar_0 - 2 >= 0 ] 2.51/1.54 2.51/1.54 evalfoobb1in(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoobb2in(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) [ -ar_2 + ar_3 >= 0 /\ ar_0 >= 2 /\ ar_2 >= 2*ar_0 ] 2.51/1.54 2.51/1.54 evalfoo3(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoobb1in(ar_4, ar_1, ar_0, ar_3, ar_4, ar_5)) [ ar_4 - ar_5 >= 0 /\ -ar_4 + ar_5 >= 0 /\ ar_3 - 4 >= 0 /\ ar_2 + ar_3 - 8 >= 0 /\ -ar_2 + ar_3 >= 0 /\ ar_0 + ar_3 - 6 >= 0 /\ -ar_0 + ar_3 - 2 >= 0 /\ ar_2 - 4 >= 0 /\ ar_0 + ar_2 - 6 >= 0 /\ -ar_0 + ar_2 - 2 >= 0 /\ ar_0 - 2 >= 0 ] 2.51/1.54 2.51/1.54 evalfoo21(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoo3(ar_0, ar_1, ar_2, ar_3, ar_5, ar_5)) [ ar_3 - 4 >= 0 /\ ar_2 + ar_3 - 8 >= 0 /\ -ar_2 + ar_3 >= 0 /\ ar_0 + ar_3 - 6 >= 0 /\ -ar_0 + ar_3 - 2 >= 0 /\ ar_2 - 4 >= 0 /\ ar_0 + ar_2 - 6 >= 0 /\ -ar_0 + ar_2 - 2 >= 0 /\ ar_0 - 2 >= 0 ] 2.51/1.54 2.51/1.54 evalfoo20(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalVERIFIERnondetintstart(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) [ ar_3 - 4 >= 0 /\ ar_2 + ar_3 - 8 >= 0 /\ -ar_2 + ar_3 >= 0 /\ ar_0 + ar_3 - 6 >= 0 /\ -ar_0 + ar_3 - 2 >= 0 /\ ar_2 - 4 >= 0 /\ ar_0 + ar_2 - 6 >= 0 /\ -ar_0 + ar_2 - 2 >= 0 /\ ar_0 - 2 >= 0 ] 2.51/1.54 2.51/1.54 evalfoo2(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_2(evalfoo20(ar_0, ar_1, ar_2, ar_3, ar_4, g), evalfoo21(ar_0, ar_1, ar_2, ar_3, ar_4, g)) [ ar_3 - 4 >= 0 /\ ar_2 + ar_3 - 8 >= 0 /\ -ar_2 + ar_3 >= 0 /\ ar_0 + ar_3 - 6 >= 0 /\ -ar_0 + ar_3 - 2 >= 0 /\ ar_2 - 4 >= 0 /\ ar_0 + ar_2 - 6 >= 0 /\ -ar_0 + ar_2 - 2 >= 0 /\ ar_0 - 2 >= 0 ] 2.51/1.54 2.51/1.54 strictly and produces the following problem: 2.51/1.54 2.51/1.54 5: T: 2.51/1.54 2.51/1.54 (Comp: 1, Cost: 0) koat_start(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoostart(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) [ 0 <= 0 ] 2.51/1.54 2.51/1.54 (Comp: 2, Cost: 1) evalfoocritedgein(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoostop(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) [ -ar_2 + ar_3 >= 0 ] 2.51/1.54 2.51/1.54 (Comp: 3*ar_3, Cost: 1) evalfoo3(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoobb1in(ar_4, ar_1, ar_0, ar_3, ar_4, ar_5)) [ ar_4 - ar_5 >= 0 /\ -ar_4 + ar_5 >= 0 /\ ar_3 - 4 >= 0 /\ ar_2 + ar_3 - 8 >= 0 /\ -ar_2 + ar_3 >= 0 /\ ar_0 + ar_3 - 6 >= 0 /\ -ar_0 + ar_3 - 2 >= 0 /\ ar_2 - 4 >= 0 /\ ar_0 + ar_2 - 6 >= 0 /\ -ar_0 + ar_2 - 2 >= 0 /\ ar_0 - 2 >= 0 ] 2.51/1.54 2.51/1.54 (Comp: 3*ar_3, Cost: 1) evalfoo2(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_2(evalfoo20(ar_0, ar_1, ar_2, ar_3, ar_4, g), evalfoo21(ar_0, ar_1, ar_2, ar_3, ar_4, g)) [ ar_3 - 4 >= 0 /\ ar_2 + ar_3 - 8 >= 0 /\ -ar_2 + ar_3 >= 0 /\ ar_0 + ar_3 - 6 >= 0 /\ -ar_0 + ar_3 - 2 >= 0 /\ ar_2 - 4 >= 0 /\ ar_0 + ar_2 - 6 >= 0 /\ -ar_0 + ar_2 - 2 >= 0 /\ ar_0 - 2 >= 0 ] 2.51/1.54 2.51/1.54 (Comp: 3*ar_3, Cost: 1) evalfoo21(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoo3(ar_0, ar_1, ar_2, ar_3, ar_5, ar_5)) [ ar_3 - 4 >= 0 /\ ar_2 + ar_3 - 8 >= 0 /\ -ar_2 + ar_3 >= 0 /\ ar_0 + ar_3 - 6 >= 0 /\ -ar_0 + ar_3 - 2 >= 0 /\ ar_2 - 4 >= 0 /\ ar_0 + ar_2 - 6 >= 0 /\ -ar_0 + ar_2 - 2 >= 0 /\ ar_0 - 2 >= 0 ] 2.51/1.54 2.51/1.54 (Comp: 3*ar_3, Cost: 1) evalfoo20(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalVERIFIERnondetintstart(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) [ ar_3 - 4 >= 0 /\ ar_2 + ar_3 - 8 >= 0 /\ -ar_2 + ar_3 >= 0 /\ ar_0 + ar_3 - 6 >= 0 /\ -ar_0 + ar_3 - 2 >= 0 /\ ar_2 - 4 >= 0 /\ ar_0 + ar_2 - 6 >= 0 /\ -ar_0 + ar_2 - 2 >= 0 /\ ar_0 - 2 >= 0 ] 2.51/1.54 2.51/1.54 (Comp: 3*ar_3, Cost: 1) evalfoobb2in(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoo2(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) [ ar_3 - 4 >= 0 /\ ar_2 + ar_3 - 8 >= 0 /\ -ar_2 + ar_3 >= 0 /\ ar_0 + ar_3 - 6 >= 0 /\ -ar_0 + ar_3 - 2 >= 0 /\ ar_2 - 4 >= 0 /\ ar_0 + ar_2 - 6 >= 0 /\ -ar_0 + ar_2 - 2 >= 0 /\ ar_0 - 2 >= 0 ] 2.51/1.54 2.51/1.54 (Comp: 2, Cost: 1) evalfoobb1in(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoocritedgein(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) [ -ar_2 + ar_3 >= 0 /\ 2*ar_0 >= ar_2 + 1 ] 2.51/1.54 2.51/1.54 (Comp: 2, Cost: 1) evalfoobb1in(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoocritedgein(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) [ -ar_2 + ar_3 >= 0 /\ 1 >= ar_0 ] 2.51/1.54 2.51/1.54 (Comp: 3*ar_3, Cost: 1) evalfoobb1in(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoobb2in(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) [ -ar_2 + ar_3 >= 0 /\ ar_0 >= 2 /\ ar_2 >= 2*ar_0 ] 2.51/1.54 2.51/1.54 (Comp: 1, Cost: 1) evalfoobb0in(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoobb1in(ar_1, ar_1, ar_3, ar_3, ar_4, ar_5)) 2.51/1.54 2.51/1.54 (Comp: 1, Cost: 1) evalfoostart(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5) -> Com_1(evalfoobb0in(ar_0, ar_1, ar_2, ar_3, ar_4, ar_5)) 2.51/1.54 2.51/1.54 start location: koat_start 2.51/1.54 2.51/1.54 leaf cost: 0 2.51/1.54 2.51/1.54 2.51/1.54 2.51/1.54 Complexity upper bound 18*ar_3 + 8 2.51/1.54 2.51/1.54 2.51/1.54 2.51/1.54 Time: 0.336 sec (SMT: 0.256 sec) 2.51/1.54 2.51/1.54 2.51/1.54 ---------------------------------------- 2.51/1.54 2.51/1.54 (2) 2.51/1.54 BOUNDS(1, n^1) 2.51/1.57 EOF