7.62/3.68 WORST_CASE(Omega(n^1), O(n^1)) 7.62/3.69 proof of /export/starexec/sandbox/benchmark/theBenchmark.koat 7.62/3.69 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 7.62/3.69 7.62/3.69 7.62/3.69 The runtime complexity of the given CpxIntTrs could be proven to be BOUNDS(n^1, n^1). 7.62/3.69 7.62/3.69 (0) CpxIntTrs 7.62/3.69 (1) Koat Proof [FINISHED, 114 ms] 7.62/3.69 (2) BOUNDS(1, n^1) 7.62/3.69 (3) Loat Proof [FINISHED, 2023 ms] 7.62/3.69 (4) BOUNDS(n^1, INF) 7.62/3.69 7.62/3.69 7.62/3.69 ---------------------------------------- 7.62/3.69 7.62/3.69 (0) 7.62/3.69 Obligation: 7.62/3.69 Complexity Int TRS consisting of the following rules: 7.62/3.69 evalwcet1start(A, B, C, D) -> Com_1(evalwcet1entryin(A, B, C, D)) :|: TRUE 7.62/3.69 evalwcet1entryin(A, B, C, D) -> Com_1(evalwcet1bbin(A, 0, A, D)) :|: A >= 1 7.62/3.69 evalwcet1entryin(A, B, C, D) -> Com_1(evalwcet1returnin(A, B, C, D)) :|: 0 >= A 7.62/3.69 evalwcet1bbin(A, B, C, D) -> Com_1(evalwcet1bb1in(A, B, C, D)) :|: 0 >= E + 1 7.62/3.69 evalwcet1bbin(A, B, C, D) -> Com_1(evalwcet1bb1in(A, B, C, D)) :|: E >= 1 7.62/3.69 evalwcet1bbin(A, B, C, D) -> Com_1(evalwcet1bb4in(A, B, C, D)) :|: TRUE 7.62/3.69 evalwcet1bb1in(A, B, C, D) -> Com_1(evalwcet1bb6in(A, B, C, 0)) :|: B + 1 >= A 7.62/3.69 evalwcet1bb1in(A, B, C, D) -> Com_1(evalwcet1bb6in(A, B, C, B + 1)) :|: A >= B + 2 7.62/3.69 evalwcet1bb4in(A, B, C, D) -> Com_1(evalwcet1bb5in(A, B, C, D)) :|: 1 >= B 7.62/3.69 evalwcet1bb4in(A, B, C, D) -> Com_1(evalwcet1bb6in(A, B, C, B - 1)) :|: B >= 2 7.62/3.69 evalwcet1bb5in(A, B, C, D) -> Com_1(evalwcet1bb6in(A, B, C, 0)) :|: TRUE 7.62/3.69 evalwcet1bb6in(A, B, C, D) -> Com_1(evalwcet1bbin(A, D, C - 1, D)) :|: C >= 2 7.62/3.69 evalwcet1bb6in(A, B, C, D) -> Com_1(evalwcet1returnin(A, B, C, D)) :|: 1 >= C 7.62/3.69 evalwcet1returnin(A, B, C, D) -> Com_1(evalwcet1stop(A, B, C, D)) :|: TRUE 7.62/3.69 7.62/3.69 The start-symbols are:[evalwcet1start_4] 7.62/3.69 7.62/3.69 7.62/3.69 ---------------------------------------- 7.62/3.69 7.62/3.69 (1) Koat Proof (FINISHED) 7.62/3.69 YES(?, 11*ar_0 + 17) 7.62/3.69 7.62/3.69 7.62/3.69 7.62/3.69 Initial complexity problem: 7.62/3.69 7.62/3.69 1: T: 7.62/3.69 7.62/3.69 (Comp: ?, Cost: 1) evalwcet1start(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1entryin(ar_0, ar_1, ar_2, ar_3)) 7.62/3.69 7.62/3.69 (Comp: ?, Cost: 1) evalwcet1entryin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bbin(ar_0, 0, ar_0, ar_3)) [ ar_0 >= 1 ] 7.62/3.69 7.62/3.69 (Comp: ?, Cost: 1) evalwcet1entryin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1returnin(ar_0, ar_1, ar_2, ar_3)) [ 0 >= ar_0 ] 7.62/3.69 7.62/3.69 (Comp: ?, Cost: 1) evalwcet1bbin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb1in(ar_0, ar_1, ar_2, ar_3)) [ 0 >= e + 1 ] 7.62/3.69 7.62/3.69 (Comp: ?, Cost: 1) evalwcet1bbin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb1in(ar_0, ar_1, ar_2, ar_3)) [ e >= 1 ] 7.62/3.69 7.62/3.69 (Comp: ?, Cost: 1) evalwcet1bbin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb4in(ar_0, ar_1, ar_2, ar_3)) 7.62/3.69 7.62/3.69 (Comp: ?, Cost: 1) evalwcet1bb1in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb6in(ar_0, ar_1, ar_2, 0)) [ ar_1 + 1 >= ar_0 ] 7.62/3.69 7.62/3.69 (Comp: ?, Cost: 1) evalwcet1bb1in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb6in(ar_0, ar_1, ar_2, ar_1 + 1)) [ ar_0 >= ar_1 + 2 ] 7.62/3.69 7.62/3.69 (Comp: ?, Cost: 1) evalwcet1bb4in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb5in(ar_0, ar_1, ar_2, ar_3)) [ 1 >= ar_1 ] 7.62/3.69 7.62/3.69 (Comp: ?, Cost: 1) evalwcet1bb4in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb6in(ar_0, ar_1, ar_2, ar_1 - 1)) [ ar_1 >= 2 ] 7.62/3.69 7.62/3.69 (Comp: ?, Cost: 1) evalwcet1bb5in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb6in(ar_0, ar_1, ar_2, 0)) 7.62/3.69 7.62/3.69 (Comp: ?, Cost: 1) evalwcet1bb6in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bbin(ar_0, ar_3, ar_2 - 1, ar_3)) [ ar_2 >= 2 ] 7.62/3.69 7.62/3.69 (Comp: ?, Cost: 1) evalwcet1bb6in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1returnin(ar_0, ar_1, ar_2, ar_3)) [ 1 >= ar_2 ] 7.62/3.69 7.62/3.69 (Comp: ?, Cost: 1) evalwcet1returnin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1stop(ar_0, ar_1, ar_2, ar_3)) 7.62/3.69 7.62/3.69 (Comp: 1, Cost: 0) koat_start(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1start(ar_0, ar_1, ar_2, ar_3)) [ 0 <= 0 ] 7.62/3.69 7.62/3.69 start location: koat_start 7.62/3.69 7.62/3.69 leaf cost: 0 7.62/3.69 7.62/3.69 7.62/3.69 7.62/3.69 Repeatedly propagating knowledge in problem 1 produces the following problem: 7.62/3.69 7.62/3.69 2: T: 7.62/3.69 7.62/3.69 (Comp: 1, Cost: 1) evalwcet1start(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1entryin(ar_0, ar_1, ar_2, ar_3)) 7.62/3.69 7.62/3.69 (Comp: 1, Cost: 1) evalwcet1entryin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bbin(ar_0, 0, ar_0, ar_3)) [ ar_0 >= 1 ] 7.62/3.69 7.62/3.69 (Comp: 1, Cost: 1) evalwcet1entryin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1returnin(ar_0, ar_1, ar_2, ar_3)) [ 0 >= ar_0 ] 7.62/3.69 7.62/3.69 (Comp: ?, Cost: 1) evalwcet1bbin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb1in(ar_0, ar_1, ar_2, ar_3)) [ 0 >= e + 1 ] 7.62/3.69 7.62/3.69 (Comp: ?, Cost: 1) evalwcet1bbin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb1in(ar_0, ar_1, ar_2, ar_3)) [ e >= 1 ] 7.62/3.69 7.62/3.69 (Comp: ?, Cost: 1) evalwcet1bbin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb4in(ar_0, ar_1, ar_2, ar_3)) 7.62/3.69 7.62/3.69 (Comp: ?, Cost: 1) evalwcet1bb1in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb6in(ar_0, ar_1, ar_2, 0)) [ ar_1 + 1 >= ar_0 ] 7.62/3.69 7.62/3.69 (Comp: ?, Cost: 1) evalwcet1bb1in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb6in(ar_0, ar_1, ar_2, ar_1 + 1)) [ ar_0 >= ar_1 + 2 ] 7.62/3.69 7.62/3.69 (Comp: ?, Cost: 1) evalwcet1bb4in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb5in(ar_0, ar_1, ar_2, ar_3)) [ 1 >= ar_1 ] 7.62/3.69 7.62/3.69 (Comp: ?, Cost: 1) evalwcet1bb4in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb6in(ar_0, ar_1, ar_2, ar_1 - 1)) [ ar_1 >= 2 ] 7.62/3.69 7.62/3.69 (Comp: ?, Cost: 1) evalwcet1bb5in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb6in(ar_0, ar_1, ar_2, 0)) 7.62/3.69 7.62/3.69 (Comp: ?, Cost: 1) evalwcet1bb6in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bbin(ar_0, ar_3, ar_2 - 1, ar_3)) [ ar_2 >= 2 ] 7.62/3.69 7.62/3.69 (Comp: ?, Cost: 1) evalwcet1bb6in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1returnin(ar_0, ar_1, ar_2, ar_3)) [ 1 >= ar_2 ] 7.62/3.69 7.62/3.69 (Comp: ?, Cost: 1) evalwcet1returnin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1stop(ar_0, ar_1, ar_2, ar_3)) 7.62/3.69 7.62/3.69 (Comp: 1, Cost: 0) koat_start(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1start(ar_0, ar_1, ar_2, ar_3)) [ 0 <= 0 ] 7.62/3.69 7.62/3.69 start location: koat_start 7.62/3.69 7.62/3.69 leaf cost: 0 7.62/3.69 7.62/3.69 7.62/3.69 7.62/3.69 A polynomial rank function with 7.62/3.69 7.62/3.69 Pol(evalwcet1start) = 2 7.62/3.69 7.62/3.69 Pol(evalwcet1entryin) = 2 7.62/3.69 7.62/3.69 Pol(evalwcet1bbin) = 2 7.62/3.69 7.62/3.69 Pol(evalwcet1returnin) = 1 7.62/3.69 7.62/3.69 Pol(evalwcet1bb1in) = 2 7.62/3.69 7.62/3.69 Pol(evalwcet1bb4in) = 2 7.62/3.69 7.62/3.69 Pol(evalwcet1bb6in) = 2 7.62/3.69 7.62/3.69 Pol(evalwcet1bb5in) = 2 7.62/3.69 7.62/3.69 Pol(evalwcet1stop) = 0 7.62/3.69 7.62/3.69 Pol(koat_start) = 2 7.62/3.69 7.62/3.69 orients all transitions weakly and the transitions 7.62/3.69 7.62/3.69 evalwcet1returnin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1stop(ar_0, ar_1, ar_2, ar_3)) 7.62/3.69 7.62/3.69 evalwcet1bb6in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1returnin(ar_0, ar_1, ar_2, ar_3)) [ 1 >= ar_2 ] 7.62/3.69 7.62/3.69 strictly and produces the following problem: 7.62/3.69 7.62/3.69 3: T: 7.62/3.69 7.62/3.69 (Comp: 1, Cost: 1) evalwcet1start(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1entryin(ar_0, ar_1, ar_2, ar_3)) 7.62/3.69 7.62/3.69 (Comp: 1, Cost: 1) evalwcet1entryin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bbin(ar_0, 0, ar_0, ar_3)) [ ar_0 >= 1 ] 7.62/3.69 7.62/3.69 (Comp: 1, Cost: 1) evalwcet1entryin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1returnin(ar_0, ar_1, ar_2, ar_3)) [ 0 >= ar_0 ] 7.62/3.69 7.62/3.69 (Comp: ?, Cost: 1) evalwcet1bbin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb1in(ar_0, ar_1, ar_2, ar_3)) [ 0 >= e + 1 ] 7.62/3.69 7.62/3.69 (Comp: ?, Cost: 1) evalwcet1bbin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb1in(ar_0, ar_1, ar_2, ar_3)) [ e >= 1 ] 7.62/3.69 7.62/3.69 (Comp: ?, Cost: 1) evalwcet1bbin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb4in(ar_0, ar_1, ar_2, ar_3)) 7.62/3.69 7.62/3.69 (Comp: ?, Cost: 1) evalwcet1bb1in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb6in(ar_0, ar_1, ar_2, 0)) [ ar_1 + 1 >= ar_0 ] 7.62/3.69 7.62/3.69 (Comp: ?, Cost: 1) evalwcet1bb1in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb6in(ar_0, ar_1, ar_2, ar_1 + 1)) [ ar_0 >= ar_1 + 2 ] 7.62/3.69 7.62/3.69 (Comp: ?, Cost: 1) evalwcet1bb4in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb5in(ar_0, ar_1, ar_2, ar_3)) [ 1 >= ar_1 ] 7.62/3.69 7.62/3.69 (Comp: ?, Cost: 1) evalwcet1bb4in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb6in(ar_0, ar_1, ar_2, ar_1 - 1)) [ ar_1 >= 2 ] 7.62/3.69 7.62/3.69 (Comp: ?, Cost: 1) evalwcet1bb5in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb6in(ar_0, ar_1, ar_2, 0)) 7.62/3.69 7.62/3.69 (Comp: ?, Cost: 1) evalwcet1bb6in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bbin(ar_0, ar_3, ar_2 - 1, ar_3)) [ ar_2 >= 2 ] 7.62/3.69 7.62/3.69 (Comp: 2, Cost: 1) evalwcet1bb6in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1returnin(ar_0, ar_1, ar_2, ar_3)) [ 1 >= ar_2 ] 7.62/3.69 7.62/3.69 (Comp: 2, Cost: 1) evalwcet1returnin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1stop(ar_0, ar_1, ar_2, ar_3)) 7.62/3.69 7.62/3.69 (Comp: 1, Cost: 0) koat_start(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1start(ar_0, ar_1, ar_2, ar_3)) [ 0 <= 0 ] 7.62/3.69 7.62/3.69 start location: koat_start 7.62/3.69 7.62/3.69 leaf cost: 0 7.62/3.69 7.62/3.69 7.62/3.69 7.62/3.69 A polynomial rank function with 7.62/3.69 7.62/3.69 Pol(evalwcet1bbin) = V_3 7.62/3.69 7.62/3.69 Pol(evalwcet1bb4in) = V_3 7.62/3.69 7.62/3.69 Pol(evalwcet1bb1in) = V_3 7.62/3.69 7.62/3.69 Pol(evalwcet1bb6in) = V_3 7.62/3.69 7.62/3.69 Pol(evalwcet1bb5in) = V_3 7.62/3.69 7.62/3.69 and size complexities 7.62/3.69 7.62/3.69 S("koat_start(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1start(ar_0, ar_1, ar_2, ar_3)) [ 0 <= 0 ]", 0-0) = ar_0 7.62/3.69 7.62/3.69 S("koat_start(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1start(ar_0, ar_1, ar_2, ar_3)) [ 0 <= 0 ]", 0-1) = ar_1 7.62/3.69 7.62/3.69 S("koat_start(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1start(ar_0, ar_1, ar_2, ar_3)) [ 0 <= 0 ]", 0-2) = ar_2 7.62/3.69 7.62/3.69 S("koat_start(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1start(ar_0, ar_1, ar_2, ar_3)) [ 0 <= 0 ]", 0-3) = ar_3 7.62/3.69 7.62/3.69 S("evalwcet1returnin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1stop(ar_0, ar_1, ar_2, ar_3))", 0-0) = ar_0 7.62/3.69 7.62/3.69 S("evalwcet1returnin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1stop(ar_0, ar_1, ar_2, ar_3))", 0-1) = ? 7.62/3.69 7.62/3.69 S("evalwcet1returnin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1stop(ar_0, ar_1, ar_2, ar_3))", 0-2) = ar_0 + ar_2 7.62/3.69 7.62/3.69 S("evalwcet1returnin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1stop(ar_0, ar_1, ar_2, ar_3))", 0-3) = ? 7.62/3.69 7.62/3.69 S("evalwcet1bb6in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1returnin(ar_0, ar_1, ar_2, ar_3)) [ 1 >= ar_2 ]", 0-0) = ar_0 7.62/3.69 7.62/3.69 S("evalwcet1bb6in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1returnin(ar_0, ar_1, ar_2, ar_3)) [ 1 >= ar_2 ]", 0-1) = ? 7.62/3.69 7.62/3.69 S("evalwcet1bb6in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1returnin(ar_0, ar_1, ar_2, ar_3)) [ 1 >= ar_2 ]", 0-2) = ar_0 7.62/3.69 7.62/3.69 S("evalwcet1bb6in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1returnin(ar_0, ar_1, ar_2, ar_3)) [ 1 >= ar_2 ]", 0-3) = ? 7.62/3.69 7.62/3.69 S("evalwcet1bb6in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bbin(ar_0, ar_3, ar_2 - 1, ar_3)) [ ar_2 >= 2 ]", 0-0) = ar_0 7.62/3.69 7.62/3.69 S("evalwcet1bb6in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bbin(ar_0, ar_3, ar_2 - 1, ar_3)) [ ar_2 >= 2 ]", 0-1) = ? 7.62/3.69 7.62/3.69 S("evalwcet1bb6in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bbin(ar_0, ar_3, ar_2 - 1, ar_3)) [ ar_2 >= 2 ]", 0-2) = ar_0 7.62/3.69 7.62/3.69 S("evalwcet1bb6in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bbin(ar_0, ar_3, ar_2 - 1, ar_3)) [ ar_2 >= 2 ]", 0-3) = ? 7.62/3.69 7.62/3.69 S("evalwcet1bb5in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb6in(ar_0, ar_1, ar_2, 0))", 0-0) = ar_0 7.62/3.69 7.62/3.69 S("evalwcet1bb5in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb6in(ar_0, ar_1, ar_2, 0))", 0-1) = ? 7.62/3.69 7.62/3.69 S("evalwcet1bb5in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb6in(ar_0, ar_1, ar_2, 0))", 0-2) = ar_0 7.62/3.69 7.62/3.69 S("evalwcet1bb5in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb6in(ar_0, ar_1, ar_2, 0))", 0-3) = 0 7.62/3.69 7.62/3.69 S("evalwcet1bb4in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb6in(ar_0, ar_1, ar_2, ar_1 - 1)) [ ar_1 >= 2 ]", 0-0) = ar_0 7.62/3.69 7.62/3.69 S("evalwcet1bb4in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb6in(ar_0, ar_1, ar_2, ar_1 - 1)) [ ar_1 >= 2 ]", 0-1) = ? 7.62/3.69 7.62/3.69 S("evalwcet1bb4in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb6in(ar_0, ar_1, ar_2, ar_1 - 1)) [ ar_1 >= 2 ]", 0-2) = ar_0 7.62/3.69 7.62/3.69 S("evalwcet1bb4in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb6in(ar_0, ar_1, ar_2, ar_1 - 1)) [ ar_1 >= 2 ]", 0-3) = ? 7.62/3.69 7.62/3.69 S("evalwcet1bb4in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb5in(ar_0, ar_1, ar_2, ar_3)) [ 1 >= ar_1 ]", 0-0) = ar_0 7.62/3.69 7.62/3.69 S("evalwcet1bb4in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb5in(ar_0, ar_1, ar_2, ar_3)) [ 1 >= ar_1 ]", 0-1) = ? 7.62/3.69 7.62/3.69 S("evalwcet1bb4in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb5in(ar_0, ar_1, ar_2, ar_3)) [ 1 >= ar_1 ]", 0-2) = ar_0 7.62/3.69 7.62/3.69 S("evalwcet1bb4in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb5in(ar_0, ar_1, ar_2, ar_3)) [ 1 >= ar_1 ]", 0-3) = ? 7.62/3.69 7.62/3.69 S("evalwcet1bb1in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb6in(ar_0, ar_1, ar_2, ar_1 + 1)) [ ar_0 >= ar_1 + 2 ]", 0-0) = ar_0 7.62/3.69 7.62/3.69 S("evalwcet1bb1in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb6in(ar_0, ar_1, ar_2, ar_1 + 1)) [ ar_0 >= ar_1 + 2 ]", 0-1) = ? 7.62/3.69 7.62/3.69 S("evalwcet1bb1in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb6in(ar_0, ar_1, ar_2, ar_1 + 1)) [ ar_0 >= ar_1 + 2 ]", 0-2) = ar_0 7.62/3.69 7.62/3.69 S("evalwcet1bb1in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb6in(ar_0, ar_1, ar_2, ar_1 + 1)) [ ar_0 >= ar_1 + 2 ]", 0-3) = ? 7.62/3.69 7.62/3.69 S("evalwcet1bb1in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb6in(ar_0, ar_1, ar_2, 0)) [ ar_1 + 1 >= ar_0 ]", 0-0) = ar_0 7.62/3.69 7.62/3.69 S("evalwcet1bb1in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb6in(ar_0, ar_1, ar_2, 0)) [ ar_1 + 1 >= ar_0 ]", 0-1) = ? 7.62/3.69 7.62/3.69 S("evalwcet1bb1in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb6in(ar_0, ar_1, ar_2, 0)) [ ar_1 + 1 >= ar_0 ]", 0-2) = ar_0 7.62/3.69 7.62/3.69 S("evalwcet1bb1in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb6in(ar_0, ar_1, ar_2, 0)) [ ar_1 + 1 >= ar_0 ]", 0-3) = 0 7.62/3.69 7.62/3.69 S("evalwcet1bbin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb4in(ar_0, ar_1, ar_2, ar_3))", 0-0) = ar_0 7.62/3.69 7.62/3.69 S("evalwcet1bbin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb4in(ar_0, ar_1, ar_2, ar_3))", 0-1) = ? 7.62/3.69 7.62/3.69 S("evalwcet1bbin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb4in(ar_0, ar_1, ar_2, ar_3))", 0-2) = ar_0 7.62/3.69 7.62/3.69 S("evalwcet1bbin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb4in(ar_0, ar_1, ar_2, ar_3))", 0-3) = ? 7.62/3.69 7.62/3.69 S("evalwcet1bbin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb1in(ar_0, ar_1, ar_2, ar_3)) [ e >= 1 ]", 0-0) = ar_0 7.62/3.69 7.62/3.69 S("evalwcet1bbin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb1in(ar_0, ar_1, ar_2, ar_3)) [ e >= 1 ]", 0-1) = ? 7.62/3.69 7.62/3.69 S("evalwcet1bbin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb1in(ar_0, ar_1, ar_2, ar_3)) [ e >= 1 ]", 0-2) = ar_0 7.62/3.69 7.62/3.69 S("evalwcet1bbin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb1in(ar_0, ar_1, ar_2, ar_3)) [ e >= 1 ]", 0-3) = ? 7.62/3.69 7.62/3.69 S("evalwcet1bbin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb1in(ar_0, ar_1, ar_2, ar_3)) [ 0 >= e + 1 ]", 0-0) = ar_0 7.62/3.69 7.62/3.69 S("evalwcet1bbin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb1in(ar_0, ar_1, ar_2, ar_3)) [ 0 >= e + 1 ]", 0-1) = ? 7.62/3.69 7.62/3.69 S("evalwcet1bbin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb1in(ar_0, ar_1, ar_2, ar_3)) [ 0 >= e + 1 ]", 0-2) = ar_0 7.62/3.69 7.62/3.69 S("evalwcet1bbin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb1in(ar_0, ar_1, ar_2, ar_3)) [ 0 >= e + 1 ]", 0-3) = ? 7.62/3.69 7.62/3.69 S("evalwcet1entryin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1returnin(ar_0, ar_1, ar_2, ar_3)) [ 0 >= ar_0 ]", 0-0) = ar_0 7.62/3.69 7.62/3.69 S("evalwcet1entryin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1returnin(ar_0, ar_1, ar_2, ar_3)) [ 0 >= ar_0 ]", 0-1) = ar_1 7.62/3.69 7.62/3.69 S("evalwcet1entryin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1returnin(ar_0, ar_1, ar_2, ar_3)) [ 0 >= ar_0 ]", 0-2) = ar_2 7.62/3.69 7.62/3.69 S("evalwcet1entryin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1returnin(ar_0, ar_1, ar_2, ar_3)) [ 0 >= ar_0 ]", 0-3) = ar_3 7.62/3.69 7.62/3.69 S("evalwcet1entryin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bbin(ar_0, 0, ar_0, ar_3)) [ ar_0 >= 1 ]", 0-0) = ar_0 7.62/3.69 7.62/3.69 S("evalwcet1entryin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bbin(ar_0, 0, ar_0, ar_3)) [ ar_0 >= 1 ]", 0-1) = 0 7.62/3.69 7.62/3.69 S("evalwcet1entryin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bbin(ar_0, 0, ar_0, ar_3)) [ ar_0 >= 1 ]", 0-2) = ar_0 7.62/3.69 7.62/3.69 S("evalwcet1entryin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bbin(ar_0, 0, ar_0, ar_3)) [ ar_0 >= 1 ]", 0-3) = ar_3 7.62/3.69 7.62/3.69 S("evalwcet1start(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1entryin(ar_0, ar_1, ar_2, ar_3))", 0-0) = ar_0 7.62/3.69 7.62/3.69 S("evalwcet1start(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1entryin(ar_0, ar_1, ar_2, ar_3))", 0-1) = ar_1 7.62/3.69 7.62/3.69 S("evalwcet1start(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1entryin(ar_0, ar_1, ar_2, ar_3))", 0-2) = ar_2 7.62/3.69 7.62/3.69 S("evalwcet1start(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1entryin(ar_0, ar_1, ar_2, ar_3))", 0-3) = ar_3 7.62/3.69 7.62/3.69 orients the transitions 7.62/3.69 7.62/3.69 evalwcet1bbin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb4in(ar_0, ar_1, ar_2, ar_3)) 7.62/3.69 7.62/3.69 evalwcet1bbin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb1in(ar_0, ar_1, ar_2, ar_3)) [ e >= 1 ] 7.62/3.69 7.62/3.69 evalwcet1bbin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb1in(ar_0, ar_1, ar_2, ar_3)) [ 0 >= e + 1 ] 7.62/3.69 7.62/3.69 evalwcet1bb6in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bbin(ar_0, ar_3, ar_2 - 1, ar_3)) [ ar_2 >= 2 ] 7.62/3.69 7.62/3.69 evalwcet1bb5in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb6in(ar_0, ar_1, ar_2, 0)) 7.62/3.69 7.62/3.69 evalwcet1bb4in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb6in(ar_0, ar_1, ar_2, ar_1 - 1)) [ ar_1 >= 2 ] 7.62/3.69 7.62/3.69 evalwcet1bb4in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb5in(ar_0, ar_1, ar_2, ar_3)) [ 1 >= ar_1 ] 7.62/3.69 7.62/3.69 evalwcet1bb1in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb6in(ar_0, ar_1, ar_2, ar_1 + 1)) [ ar_0 >= ar_1 + 2 ] 7.62/3.69 7.62/3.69 evalwcet1bb1in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb6in(ar_0, ar_1, ar_2, 0)) [ ar_1 + 1 >= ar_0 ] 7.62/3.69 7.62/3.69 weakly and the transition 7.62/3.69 7.62/3.69 evalwcet1bb6in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bbin(ar_0, ar_3, ar_2 - 1, ar_3)) [ ar_2 >= 2 ] 7.62/3.69 7.62/3.69 strictly and produces the following problem: 7.62/3.69 7.62/3.69 4: T: 7.62/3.69 7.62/3.69 (Comp: 1, Cost: 1) evalwcet1start(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1entryin(ar_0, ar_1, ar_2, ar_3)) 7.62/3.69 7.62/3.69 (Comp: 1, Cost: 1) evalwcet1entryin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bbin(ar_0, 0, ar_0, ar_3)) [ ar_0 >= 1 ] 7.62/3.69 7.62/3.69 (Comp: 1, Cost: 1) evalwcet1entryin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1returnin(ar_0, ar_1, ar_2, ar_3)) [ 0 >= ar_0 ] 7.62/3.69 7.62/3.69 (Comp: ?, Cost: 1) evalwcet1bbin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb1in(ar_0, ar_1, ar_2, ar_3)) [ 0 >= e + 1 ] 7.62/3.69 7.62/3.69 (Comp: ?, Cost: 1) evalwcet1bbin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb1in(ar_0, ar_1, ar_2, ar_3)) [ e >= 1 ] 7.62/3.69 7.62/3.69 (Comp: ?, Cost: 1) evalwcet1bbin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb4in(ar_0, ar_1, ar_2, ar_3)) 7.62/3.69 7.62/3.69 (Comp: ?, Cost: 1) evalwcet1bb1in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb6in(ar_0, ar_1, ar_2, 0)) [ ar_1 + 1 >= ar_0 ] 7.62/3.69 7.62/3.69 (Comp: ?, Cost: 1) evalwcet1bb1in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb6in(ar_0, ar_1, ar_2, ar_1 + 1)) [ ar_0 >= ar_1 + 2 ] 7.62/3.69 7.62/3.69 (Comp: ?, Cost: 1) evalwcet1bb4in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb5in(ar_0, ar_1, ar_2, ar_3)) [ 1 >= ar_1 ] 7.62/3.69 7.62/3.69 (Comp: ?, Cost: 1) evalwcet1bb4in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb6in(ar_0, ar_1, ar_2, ar_1 - 1)) [ ar_1 >= 2 ] 7.62/3.69 7.62/3.69 (Comp: ?, Cost: 1) evalwcet1bb5in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb6in(ar_0, ar_1, ar_2, 0)) 7.62/3.69 7.62/3.69 (Comp: ar_0, Cost: 1) evalwcet1bb6in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bbin(ar_0, ar_3, ar_2 - 1, ar_3)) [ ar_2 >= 2 ] 7.62/3.69 7.62/3.69 (Comp: 2, Cost: 1) evalwcet1bb6in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1returnin(ar_0, ar_1, ar_2, ar_3)) [ 1 >= ar_2 ] 7.62/3.69 7.62/3.69 (Comp: 2, Cost: 1) evalwcet1returnin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1stop(ar_0, ar_1, ar_2, ar_3)) 7.62/3.69 7.62/3.69 (Comp: 1, Cost: 0) koat_start(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1start(ar_0, ar_1, ar_2, ar_3)) [ 0 <= 0 ] 7.62/3.69 7.62/3.69 start location: koat_start 7.62/3.69 7.62/3.69 leaf cost: 0 7.62/3.69 7.62/3.69 7.62/3.69 7.62/3.69 Repeatedly propagating knowledge in problem 4 produces the following problem: 7.62/3.69 7.62/3.69 5: T: 7.62/3.69 7.62/3.69 (Comp: 1, Cost: 1) evalwcet1start(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1entryin(ar_0, ar_1, ar_2, ar_3)) 7.62/3.69 7.62/3.69 (Comp: 1, Cost: 1) evalwcet1entryin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bbin(ar_0, 0, ar_0, ar_3)) [ ar_0 >= 1 ] 7.62/3.69 7.62/3.69 (Comp: 1, Cost: 1) evalwcet1entryin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1returnin(ar_0, ar_1, ar_2, ar_3)) [ 0 >= ar_0 ] 7.62/3.69 7.62/3.69 (Comp: ar_0 + 1, Cost: 1) evalwcet1bbin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb1in(ar_0, ar_1, ar_2, ar_3)) [ 0 >= e + 1 ] 7.62/3.69 7.62/3.69 (Comp: ar_0 + 1, Cost: 1) evalwcet1bbin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb1in(ar_0, ar_1, ar_2, ar_3)) [ e >= 1 ] 7.62/3.69 7.62/3.69 (Comp: ar_0 + 1, Cost: 1) evalwcet1bbin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb4in(ar_0, ar_1, ar_2, ar_3)) 7.62/3.69 7.62/3.69 (Comp: 2*ar_0 + 2, Cost: 1) evalwcet1bb1in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb6in(ar_0, ar_1, ar_2, 0)) [ ar_1 + 1 >= ar_0 ] 7.62/3.69 7.62/3.69 (Comp: 2*ar_0 + 2, Cost: 1) evalwcet1bb1in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb6in(ar_0, ar_1, ar_2, ar_1 + 1)) [ ar_0 >= ar_1 + 2 ] 7.62/3.69 7.62/3.69 (Comp: ar_0 + 1, Cost: 1) evalwcet1bb4in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb5in(ar_0, ar_1, ar_2, ar_3)) [ 1 >= ar_1 ] 7.62/3.69 7.62/3.69 (Comp: ar_0 + 1, Cost: 1) evalwcet1bb4in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb6in(ar_0, ar_1, ar_2, ar_1 - 1)) [ ar_1 >= 2 ] 7.62/3.69 7.62/3.69 (Comp: ar_0 + 1, Cost: 1) evalwcet1bb5in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bb6in(ar_0, ar_1, ar_2, 0)) 7.62/3.69 7.62/3.69 (Comp: ar_0, Cost: 1) evalwcet1bb6in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1bbin(ar_0, ar_3, ar_2 - 1, ar_3)) [ ar_2 >= 2 ] 7.62/3.69 7.62/3.69 (Comp: 2, Cost: 1) evalwcet1bb6in(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1returnin(ar_0, ar_1, ar_2, ar_3)) [ 1 >= ar_2 ] 7.62/3.69 7.62/3.69 (Comp: 2, Cost: 1) evalwcet1returnin(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1stop(ar_0, ar_1, ar_2, ar_3)) 7.62/3.69 7.62/3.69 (Comp: 1, Cost: 0) koat_start(ar_0, ar_1, ar_2, ar_3) -> Com_1(evalwcet1start(ar_0, ar_1, ar_2, ar_3)) [ 0 <= 0 ] 7.62/3.69 7.62/3.69 start location: koat_start 7.62/3.69 7.62/3.69 leaf cost: 0 7.62/3.69 7.62/3.69 7.62/3.69 7.62/3.69 Complexity upper bound 11*ar_0 + 17 7.62/3.69 7.62/3.69 7.62/3.69 7.62/3.69 Time: 0.173 sec (SMT: 0.150 sec) 7.62/3.69 7.62/3.69 7.62/3.69 ---------------------------------------- 7.62/3.69 7.62/3.69 (2) 7.62/3.69 BOUNDS(1, n^1) 7.62/3.69 7.62/3.69 ---------------------------------------- 7.62/3.69 7.62/3.69 (3) Loat Proof (FINISHED) 7.62/3.69 7.62/3.69 7.62/3.69 ### Pre-processing the ITS problem ### 7.62/3.69 7.62/3.69 7.62/3.69 7.62/3.69 Initial linear ITS problem 7.62/3.69 7.62/3.69 Start location: evalwcet1start 7.62/3.69 7.62/3.69 0: evalwcet1start -> evalwcet1entryin : [], cost: 1 7.62/3.69 7.62/3.69 1: evalwcet1entryin -> evalwcet1bbin : B'=0, C'=A, [ A>=1 ], cost: 1 7.62/3.69 7.62/3.69 2: evalwcet1entryin -> evalwcet1returnin : [ 0>=A ], cost: 1 7.62/3.69 7.62/3.69 3: evalwcet1bbin -> evalwcet1bb1in : [ 0>=1+free ], cost: 1 7.62/3.69 7.62/3.69 4: evalwcet1bbin -> evalwcet1bb1in : [ free_1>=1 ], cost: 1 7.62/3.69 7.62/3.69 5: evalwcet1bbin -> evalwcet1bb4in : [], cost: 1 7.62/3.69 7.62/3.69 6: evalwcet1bb1in -> evalwcet1bb6in : D'=0, [ 1+B>=A ], cost: 1 7.62/3.69 7.62/3.69 7: evalwcet1bb1in -> evalwcet1bb6in : D'=1+B, [ A>=2+B ], cost: 1 7.62/3.69 7.62/3.69 8: evalwcet1bb4in -> evalwcet1bb5in : [ 1>=B ], cost: 1 7.62/3.69 7.62/3.69 9: evalwcet1bb4in -> evalwcet1bb6in : D'=-1+B, [ B>=2 ], cost: 1 7.62/3.69 7.62/3.69 10: evalwcet1bb5in -> evalwcet1bb6in : D'=0, [], cost: 1 7.62/3.69 7.62/3.69 11: evalwcet1bb6in -> evalwcet1bbin : B'=D, C'=-1+C, [ C>=2 ], cost: 1 7.62/3.69 7.62/3.69 12: evalwcet1bb6in -> evalwcet1returnin : [ 1>=C ], cost: 1 7.62/3.69 7.62/3.69 13: evalwcet1returnin -> evalwcet1stop : [], cost: 1 7.62/3.69 7.62/3.69 7.62/3.69 7.62/3.69 Removed unreachable and leaf rules: 7.62/3.69 7.62/3.69 Start location: evalwcet1start 7.62/3.69 7.62/3.69 0: evalwcet1start -> evalwcet1entryin : [], cost: 1 7.62/3.69 7.62/3.69 1: evalwcet1entryin -> evalwcet1bbin : B'=0, C'=A, [ A>=1 ], cost: 1 7.62/3.69 7.62/3.69 3: evalwcet1bbin -> evalwcet1bb1in : [ 0>=1+free ], cost: 1 7.62/3.69 7.62/3.69 4: evalwcet1bbin -> evalwcet1bb1in : [ free_1>=1 ], cost: 1 7.62/3.69 7.62/3.69 5: evalwcet1bbin -> evalwcet1bb4in : [], cost: 1 7.62/3.69 7.62/3.69 6: evalwcet1bb1in -> evalwcet1bb6in : D'=0, [ 1+B>=A ], cost: 1 7.62/3.69 7.62/3.69 7: evalwcet1bb1in -> evalwcet1bb6in : D'=1+B, [ A>=2+B ], cost: 1 7.62/3.69 7.62/3.69 8: evalwcet1bb4in -> evalwcet1bb5in : [ 1>=B ], cost: 1 7.62/3.69 7.62/3.69 9: evalwcet1bb4in -> evalwcet1bb6in : D'=-1+B, [ B>=2 ], cost: 1 7.62/3.69 7.62/3.69 10: evalwcet1bb5in -> evalwcet1bb6in : D'=0, [], cost: 1 7.62/3.69 7.62/3.69 11: evalwcet1bb6in -> evalwcet1bbin : B'=D, C'=-1+C, [ C>=2 ], cost: 1 7.62/3.69 7.62/3.69 7.62/3.69 7.62/3.69 Simplified all rules, resulting in: 7.62/3.69 7.62/3.69 Start location: evalwcet1start 7.62/3.69 7.62/3.69 0: evalwcet1start -> evalwcet1entryin : [], cost: 1 7.62/3.69 7.62/3.69 1: evalwcet1entryin -> evalwcet1bbin : B'=0, C'=A, [ A>=1 ], cost: 1 7.62/3.69 7.62/3.69 4: evalwcet1bbin -> evalwcet1bb1in : [], cost: 1 7.62/3.69 7.62/3.69 5: evalwcet1bbin -> evalwcet1bb4in : [], cost: 1 7.62/3.69 7.62/3.69 6: evalwcet1bb1in -> evalwcet1bb6in : D'=0, [ 1+B>=A ], cost: 1 7.62/3.69 7.62/3.69 7: evalwcet1bb1in -> evalwcet1bb6in : D'=1+B, [ A>=2+B ], cost: 1 7.62/3.69 7.62/3.69 8: evalwcet1bb4in -> evalwcet1bb5in : [ 1>=B ], cost: 1 7.62/3.69 7.62/3.69 9: evalwcet1bb4in -> evalwcet1bb6in : D'=-1+B, [ B>=2 ], cost: 1 7.62/3.69 7.62/3.69 10: evalwcet1bb5in -> evalwcet1bb6in : D'=0, [], cost: 1 7.62/3.69 7.62/3.69 11: evalwcet1bb6in -> evalwcet1bbin : B'=D, C'=-1+C, [ C>=2 ], cost: 1 7.62/3.69 7.62/3.69 7.62/3.69 7.62/3.69 ### Simplification by acceleration and chaining ### 7.62/3.69 7.62/3.69 7.62/3.69 7.62/3.69 Eliminated locations (on linear paths): 7.62/3.69 7.62/3.69 Start location: evalwcet1start 7.62/3.69 7.62/3.69 14: evalwcet1start -> evalwcet1bbin : B'=0, C'=A, [ A>=1 ], cost: 2 7.62/3.69 7.62/3.69 4: evalwcet1bbin -> evalwcet1bb1in : [], cost: 1 7.62/3.69 7.62/3.69 5: evalwcet1bbin -> evalwcet1bb4in : [], cost: 1 7.62/3.69 7.62/3.69 6: evalwcet1bb1in -> evalwcet1bb6in : D'=0, [ 1+B>=A ], cost: 1 7.62/3.69 7.62/3.69 7: evalwcet1bb1in -> evalwcet1bb6in : D'=1+B, [ A>=2+B ], cost: 1 7.62/3.69 7.62/3.69 9: evalwcet1bb4in -> evalwcet1bb6in : D'=-1+B, [ B>=2 ], cost: 1 7.62/3.69 7.62/3.69 15: evalwcet1bb4in -> evalwcet1bb6in : D'=0, [ 1>=B ], cost: 2 7.62/3.69 7.62/3.69 11: evalwcet1bb6in -> evalwcet1bbin : B'=D, C'=-1+C, [ C>=2 ], cost: 1 7.62/3.69 7.62/3.69 7.62/3.69 7.62/3.69 Eliminated locations (on tree-shaped paths): 7.62/3.69 7.62/3.69 Start location: evalwcet1start 7.62/3.69 7.62/3.69 14: evalwcet1start -> evalwcet1bbin : B'=0, C'=A, [ A>=1 ], cost: 2 7.62/3.69 7.62/3.69 16: evalwcet1bbin -> evalwcet1bb6in : D'=0, [ 1+B>=A ], cost: 2 7.62/3.69 7.62/3.69 17: evalwcet1bbin -> evalwcet1bb6in : D'=1+B, [ A>=2+B ], cost: 2 7.62/3.69 7.62/3.69 18: evalwcet1bbin -> evalwcet1bb6in : D'=-1+B, [ B>=2 ], cost: 2 7.62/3.69 7.62/3.69 19: evalwcet1bbin -> evalwcet1bb6in : D'=0, [ 1>=B ], cost: 3 7.62/3.69 7.62/3.69 11: evalwcet1bb6in -> evalwcet1bbin : B'=D, C'=-1+C, [ C>=2 ], cost: 1 7.62/3.69 7.62/3.69 7.62/3.69 7.62/3.69 Eliminated locations (on tree-shaped paths): 7.62/3.69 7.62/3.69 Start location: evalwcet1start 7.62/3.69 7.62/3.69 14: evalwcet1start -> evalwcet1bbin : B'=0, C'=A, [ A>=1 ], cost: 2 7.62/3.69 7.62/3.69 20: evalwcet1bbin -> evalwcet1bbin : B'=0, C'=-1+C, D'=0, [ 1+B>=A && C>=2 ], cost: 3 7.62/3.69 7.62/3.69 21: evalwcet1bbin -> evalwcet1bbin : B'=1+B, C'=-1+C, D'=1+B, [ A>=2+B && C>=2 ], cost: 3 7.62/3.69 7.62/3.69 22: evalwcet1bbin -> evalwcet1bbin : B'=-1+B, C'=-1+C, D'=-1+B, [ B>=2 && C>=2 ], cost: 3 7.62/3.69 7.62/3.69 23: evalwcet1bbin -> evalwcet1bbin : B'=0, C'=-1+C, D'=0, [ 1>=B && C>=2 ], cost: 4 7.62/3.69 7.62/3.69 7.62/3.69 7.62/3.69 Accelerating simple loops of location 2. 7.62/3.69 7.62/3.69 Accelerating the following rules: 7.62/3.69 7.62/3.69 20: evalwcet1bbin -> evalwcet1bbin : B'=0, C'=-1+C, D'=0, [ 1+B>=A && C>=2 ], cost: 3 7.62/3.69 7.62/3.69 21: evalwcet1bbin -> evalwcet1bbin : B'=1+B, C'=-1+C, D'=1+B, [ A>=2+B && C>=2 ], cost: 3 7.62/3.69 7.62/3.69 22: evalwcet1bbin -> evalwcet1bbin : B'=-1+B, C'=-1+C, D'=-1+B, [ B>=2 && C>=2 ], cost: 3 7.62/3.69 7.62/3.69 23: evalwcet1bbin -> evalwcet1bbin : B'=0, C'=-1+C, D'=0, [ 1>=B && C>=2 ], cost: 4 7.62/3.69 7.62/3.69 7.62/3.69 7.62/3.69 Accelerated rule 20 with metering function -1+C (after strengthening guard), yielding the new rule 24. 7.62/3.69 7.62/3.69 Accelerated rule 21 with backward acceleration, yielding the new rule 25. 7.62/3.69 7.62/3.69 Accelerated rule 21 with backward acceleration, yielding the new rule 26. 7.62/3.69 7.62/3.69 Accelerated rule 22 with metering function -1+C (after adding B>=C), yielding the new rule 27. 7.62/3.69 7.62/3.69 Accelerated rule 22 with metering function -1+B (after adding B<=C), yielding the new rule 28. 7.62/3.69 7.62/3.69 Accelerated rule 23 with metering function -1+C, yielding the new rule 29. 7.62/3.69 7.62/3.69 Removing the simple loops: 21 22 23. 7.62/3.69 7.62/3.69 7.62/3.69 7.62/3.69 Accelerated all simple loops using metering functions (where possible): 7.62/3.69 7.62/3.69 Start location: evalwcet1start 7.62/3.69 7.62/3.69 14: evalwcet1start -> evalwcet1bbin : B'=0, C'=A, [ A>=1 ], cost: 2 7.62/3.69 7.62/3.69 20: evalwcet1bbin -> evalwcet1bbin : B'=0, C'=-1+C, D'=0, [ 1+B>=A && C>=2 ], cost: 3 7.62/3.69 7.62/3.69 24: evalwcet1bbin -> evalwcet1bbin : B'=0, C'=1, D'=0, [ 1+B>=A && C>=2 && 1>=A ], cost: -3+3*C 7.62/3.69 7.62/3.69 25: evalwcet1bbin -> evalwcet1bbin : B'=-1+A, C'=1+C-A+B, D'=-1+A, [ A>=2+B && C>=2 && 2+C-A+B>=2 ], cost: -3+3*A-3*B 7.62/3.69 7.62/3.69 26: evalwcet1bbin -> evalwcet1bbin : B'=-1+C+B, C'=1, D'=-1+C+B, [ A>=2+B && C>=2 && A>=C+B ], cost: -3+3*C 7.62/3.69 7.62/3.69 27: evalwcet1bbin -> evalwcet1bbin : B'=1-C+B, C'=1, D'=1-C+B, [ B>=2 && C>=2 && B>=C ], cost: -3+3*C 7.62/3.69 7.62/3.69 28: evalwcet1bbin -> evalwcet1bbin : B'=1, C'=1+C-B, D'=1, [ B>=2 && C>=2 && B<=C ], cost: -3+3*B 7.62/3.69 7.62/3.69 29: evalwcet1bbin -> evalwcet1bbin : B'=0, C'=1, D'=0, [ 1>=B && C>=2 ], cost: -4+4*C 7.62/3.69 7.62/3.69 7.62/3.69 7.62/3.69 Chained accelerated rules (with incoming rules): 7.62/3.69 7.62/3.69 Start location: evalwcet1start 7.62/3.69 7.62/3.69 14: evalwcet1start -> evalwcet1bbin : B'=0, C'=A, [ A>=1 ], cost: 2 7.62/3.69 7.62/3.69 30: evalwcet1start -> evalwcet1bbin : B'=-1+A, C'=1, D'=-1+A, [ A>=2 ], cost: -1+3*A 7.62/3.69 7.62/3.69 31: evalwcet1start -> evalwcet1bbin : B'=-1+A, C'=1, D'=-1+A, [ A>=2 ], cost: -1+3*A 7.62/3.69 7.62/3.69 32: evalwcet1start -> evalwcet1bbin : B'=0, C'=1, D'=0, [ A>=2 ], cost: -2+4*A 7.62/3.69 7.62/3.69 7.62/3.69 7.62/3.69 Removed unreachable locations (and leaf rules with constant cost): 7.62/3.69 7.62/3.69 Start location: evalwcet1start 7.62/3.69 7.62/3.69 30: evalwcet1start -> evalwcet1bbin : B'=-1+A, C'=1, D'=-1+A, [ A>=2 ], cost: -1+3*A 7.62/3.69 7.62/3.69 31: evalwcet1start -> evalwcet1bbin : B'=-1+A, C'=1, D'=-1+A, [ A>=2 ], cost: -1+3*A 7.62/3.69 7.62/3.69 32: evalwcet1start -> evalwcet1bbin : B'=0, C'=1, D'=0, [ A>=2 ], cost: -2+4*A 7.62/3.69 7.62/3.69 7.62/3.69 7.62/3.69 ### Computing asymptotic complexity ### 7.62/3.69 7.62/3.69 7.62/3.69 7.62/3.69 Fully simplified ITS problem 7.62/3.69 7.62/3.69 Start location: evalwcet1start 7.62/3.69 7.62/3.69 31: evalwcet1start -> evalwcet1bbin : B'=-1+A, C'=1, D'=-1+A, [ A>=2 ], cost: -1+3*A 7.62/3.69 7.62/3.69 32: evalwcet1start -> evalwcet1bbin : B'=0, C'=1, D'=0, [ A>=2 ], cost: -2+4*A 7.62/3.69 7.62/3.69 7.62/3.69 7.62/3.69 Computing asymptotic complexity for rule 31 7.62/3.69 7.62/3.69 Solved the limit problem by the following transformations: 7.62/3.69 7.62/3.69 Created initial limit problem: 7.62/3.69 7.62/3.69 -1+A (+/+!), -1+3*A (+) [not solved] 7.62/3.69 7.62/3.69 7.62/3.69 7.62/3.69 removing all constraints (solved by SMT) 7.62/3.69 7.62/3.69 resulting limit problem: [solved] 7.62/3.69 7.62/3.69 7.62/3.69 7.62/3.69 applying transformation rule (C) using substitution {A==n} 7.62/3.69 7.62/3.69 resulting limit problem: 7.62/3.69 7.62/3.69 [solved] 7.62/3.69 7.62/3.69 7.62/3.69 7.62/3.69 Solution: 7.62/3.69 7.62/3.69 A / n 7.62/3.69 7.62/3.69 Resulting cost -1+3*n has complexity: Poly(n^1) 7.62/3.69 7.62/3.69 7.62/3.69 7.62/3.69 Found new complexity Poly(n^1). 7.62/3.69 7.62/3.69 7.62/3.69 7.62/3.69 Obtained the following overall complexity (w.r.t. the length of the input n): 7.62/3.69 7.62/3.69 Complexity: Poly(n^1) 7.62/3.69 7.62/3.69 Cpx degree: 1 7.62/3.69 7.62/3.69 Solved cost: -1+3*n 7.62/3.69 7.62/3.69 Rule cost: -1+3*A 7.62/3.69 7.62/3.69 Rule guard: [ A>=2 ] 7.62/3.69 7.62/3.69 7.62/3.69 7.62/3.69 WORST_CASE(Omega(n^1),?) 7.62/3.69 7.62/3.69 7.62/3.69 ---------------------------------------- 7.62/3.69 7.62/3.69 (4) 7.62/3.69 BOUNDS(n^1, INF) 7.73/3.72 EOF