3.83/2.33 WORST_CASE(NON_POLY, ?) 3.92/2.33 proof of /export/starexec/sandbox/benchmark/theBenchmark.koat 3.92/2.33 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 3.92/2.33 3.92/2.33 3.92/2.33 The runtime complexity of the given CpxIntTrs could be proven to be BOUNDS(INF, INF). 3.92/2.33 3.92/2.33 (0) CpxIntTrs 3.92/2.33 (1) Loat Proof [FINISHED, 146 ms] 3.92/2.33 (2) BOUNDS(INF, INF) 3.92/2.33 3.92/2.33 3.92/2.33 ---------------------------------------- 3.92/2.33 3.92/2.33 (0) 3.92/2.33 Obligation: 3.92/2.33 Complexity Int TRS consisting of the following rules: 3.92/2.33 f1(A, B, C, D, E, F, G, H) -> Com_1(f1(A, B, I, J, K, F, G, H)) :|: A >= B + 1 3.92/2.33 f1(A, B, C, D, E, F, G, H) -> Com_1(f1(A, B, I, J, K, F, G, H)) :|: B >= A + 1 3.92/2.33 f1(A, B, C, D, E, F, G, H) -> Com_1(f300(A, A, I, J, E, K, G, H)) :|: A >= B && A <= B 3.92/2.33 f2(A, B, C, D, E, F, G, H) -> Com_1(f1(A, B, C, D, E, F, I, J)) :|: TRUE 3.92/2.33 3.92/2.33 The start-symbols are:[f2_8] 3.92/2.33 3.92/2.33 3.92/2.33 ---------------------------------------- 3.92/2.33 3.92/2.33 (1) Loat Proof (FINISHED) 3.92/2.33 3.92/2.33 3.92/2.33 ### Pre-processing the ITS problem ### 3.92/2.33 3.92/2.33 3.92/2.33 3.92/2.33 Initial linear ITS problem 3.92/2.33 3.92/2.33 Start location: f2 3.92/2.33 3.92/2.33 0: f1 -> f1 : C'=free, D'=free_1, E'=free_2, [ A>=1+B ], cost: 1 3.92/2.33 3.92/2.33 1: f1 -> f1 : C'=free_3, D'=free_4, E'=free_5, [ B>=1+A ], cost: 1 3.92/2.33 3.92/2.33 2: f1 -> f300 : B'=A, C'=free_6, D'=free_7, F'=free_8, [ A==B ], cost: 1 3.92/2.33 3.92/2.33 3: f2 -> f1 : G'=free_9, H'=free_10, [], cost: 1 3.92/2.33 3.92/2.33 3.92/2.33 3.92/2.33 Removed unreachable and leaf rules: 3.92/2.33 3.92/2.33 Start location: f2 3.92/2.33 3.92/2.33 0: f1 -> f1 : C'=free, D'=free_1, E'=free_2, [ A>=1+B ], cost: 1 3.92/2.33 3.92/2.33 1: f1 -> f1 : C'=free_3, D'=free_4, E'=free_5, [ B>=1+A ], cost: 1 3.92/2.33 3.92/2.33 3: f2 -> f1 : G'=free_9, H'=free_10, [], cost: 1 3.92/2.33 3.92/2.33 3.92/2.33 3.92/2.33 ### Simplification by acceleration and chaining ### 3.92/2.33 3.92/2.33 3.92/2.33 3.92/2.33 Accelerating simple loops of location 0. 3.92/2.33 3.92/2.33 Accelerating the following rules: 3.92/2.33 3.92/2.33 0: f1 -> f1 : C'=free, D'=free_1, E'=free_2, [ A>=1+B ], cost: 1 3.92/2.33 3.92/2.33 1: f1 -> f1 : C'=free_3, D'=free_4, E'=free_5, [ B>=1+A ], cost: 1 3.92/2.33 3.92/2.33 3.92/2.33 3.92/2.33 Accelerated rule 0 with NONTERM, yielding the new rule 4. 3.92/2.33 3.92/2.33 Accelerated rule 1 with NONTERM, yielding the new rule 5. 3.92/2.33 3.92/2.33 Removing the simple loops: 0 1. 3.92/2.33 3.92/2.33 3.92/2.33 3.92/2.33 Accelerated all simple loops using metering functions (where possible): 3.92/2.33 3.92/2.33 Start location: f2 3.92/2.33 3.92/2.33 4: f1 -> [3] : [ A>=1+B ], cost: INF 3.92/2.33 3.92/2.33 5: f1 -> [3] : [ B>=1+A ], cost: INF 3.92/2.33 3.92/2.33 3: f2 -> f1 : G'=free_9, H'=free_10, [], cost: 1 3.92/2.33 3.92/2.33 3.92/2.33 3.92/2.33 Chained accelerated rules (with incoming rules): 3.92/2.33 3.92/2.33 Start location: f2 3.92/2.33 3.92/2.33 3: f2 -> f1 : G'=free_9, H'=free_10, [], cost: 1 3.92/2.33 3.92/2.33 6: f2 -> [3] : G'=free_9, H'=free_10, [ A>=1+B ], cost: INF 3.92/2.33 3.92/2.33 7: f2 -> [3] : G'=free_9, H'=free_10, [ B>=1+A ], cost: INF 3.92/2.33 3.92/2.33 3.92/2.33 3.92/2.33 Removed unreachable locations (and leaf rules with constant cost): 3.92/2.33 3.92/2.33 Start location: f2 3.92/2.33 3.92/2.33 6: f2 -> [3] : G'=free_9, H'=free_10, [ A>=1+B ], cost: INF 3.92/2.33 3.92/2.33 7: f2 -> [3] : G'=free_9, H'=free_10, [ B>=1+A ], cost: INF 3.92/2.33 3.92/2.33 3.92/2.33 3.92/2.33 ### Computing asymptotic complexity ### 3.92/2.33 3.92/2.33 3.92/2.33 3.92/2.33 Fully simplified ITS problem 3.92/2.33 3.92/2.33 Start location: f2 3.92/2.33 3.92/2.33 6: f2 -> [3] : G'=free_9, H'=free_10, [ A>=1+B ], cost: INF 3.92/2.33 3.92/2.33 7: f2 -> [3] : G'=free_9, H'=free_10, [ B>=1+A ], cost: INF 3.92/2.33 3.92/2.33 3.92/2.33 3.92/2.33 Computing asymptotic complexity for rule 6 3.92/2.33 3.92/2.33 Resulting cost INF has complexity: Nonterm 3.92/2.33 3.92/2.33 3.92/2.33 3.92/2.33 Found new complexity Nonterm. 3.92/2.33 3.92/2.33 3.92/2.33 3.92/2.33 Obtained the following overall complexity (w.r.t. the length of the input n): 3.92/2.33 3.92/2.33 Complexity: Nonterm 3.92/2.33 3.92/2.33 Cpx degree: Nonterm 3.92/2.33 3.92/2.33 Solved cost: INF 3.92/2.33 3.92/2.33 Rule cost: INF 3.92/2.33 3.92/2.33 Rule guard: [ A>=1+B ] 3.92/2.33 3.92/2.33 3.92/2.33 3.92/2.33 NO 3.92/2.33 3.92/2.33 3.92/2.33 ---------------------------------------- 3.92/2.33 3.92/2.33 (2) 3.92/2.33 BOUNDS(INF, INF) 3.92/2.38 EOF