3.85/1.90 WORST_CASE(NON_POLY, ?) 3.85/1.91 proof of /export/starexec/sandbox/benchmark/theBenchmark.koat 3.85/1.91 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 3.85/1.91 3.85/1.91 3.85/1.91 The runtime complexity of the given CpxIntTrs could be proven to be BOUNDS(INF, INF). 3.85/1.91 3.85/1.91 (0) CpxIntTrs 3.85/1.91 (1) Loat Proof [FINISHED, 132 ms] 3.85/1.91 (2) BOUNDS(INF, INF) 3.85/1.91 3.85/1.91 3.85/1.91 ---------------------------------------- 3.85/1.91 3.85/1.91 (0) 3.85/1.91 Obligation: 3.85/1.91 Complexity Int TRS consisting of the following rules: 3.85/1.91 f1(A, B, C, D, E, F) -> Com_1(f2(G, G, C, D, E, F)) :|: TRUE 3.85/1.91 f2(A, B, C, D, E, F) -> Com_1(f2(A, B, C, D, G, F)) :|: D >= 1 + C 3.85/1.91 f2(A, B, C, D, E, F) -> Com_1(f300(A, B, C, D, E, G)) :|: C >= D 3.85/1.91 3.85/1.91 The start-symbols are:[f1_6] 3.85/1.91 3.85/1.91 3.85/1.91 ---------------------------------------- 3.85/1.91 3.85/1.91 (1) Loat Proof (FINISHED) 3.85/1.91 3.85/1.91 3.85/1.91 ### Pre-processing the ITS problem ### 3.85/1.91 3.85/1.91 3.85/1.91 3.85/1.91 Initial linear ITS problem 3.85/1.91 3.85/1.91 Start location: f1 3.85/1.91 3.85/1.91 0: f1 -> f2 : A'=free, B'=free, [], cost: 1 3.85/1.91 3.85/1.91 1: f2 -> f2 : E'=free_1, [ C>=1+D ], cost: 1 3.85/1.91 3.85/1.91 2: f2 -> f300 : F'=free_2, [ D>=C ], cost: 1 3.85/1.91 3.85/1.91 3.85/1.91 3.85/1.91 Removed unreachable and leaf rules: 3.85/1.91 3.85/1.91 Start location: f1 3.85/1.91 3.85/1.91 0: f1 -> f2 : A'=free, B'=free, [], cost: 1 3.85/1.91 3.85/1.91 1: f2 -> f2 : E'=free_1, [ C>=1+D ], cost: 1 3.85/1.91 3.85/1.91 3.85/1.91 3.85/1.91 ### Simplification by acceleration and chaining ### 3.85/1.91 3.85/1.91 3.85/1.91 3.85/1.91 Accelerating simple loops of location 1. 3.85/1.91 3.85/1.91 Accelerating the following rules: 3.85/1.91 3.85/1.91 1: f2 -> f2 : E'=free_1, [ C>=1+D ], cost: 1 3.85/1.91 3.85/1.91 3.85/1.91 3.85/1.91 Accelerated rule 1 with NONTERM, yielding the new rule 3. 3.85/1.91 3.85/1.91 Removing the simple loops: 1. 3.85/1.91 3.85/1.91 3.85/1.91 3.85/1.91 Accelerated all simple loops using metering functions (where possible): 3.85/1.91 3.85/1.91 Start location: f1 3.85/1.91 3.85/1.91 0: f1 -> f2 : A'=free, B'=free, [], cost: 1 3.85/1.91 3.85/1.91 3: f2 -> [3] : [ C>=1+D ], cost: INF 3.85/1.91 3.85/1.91 3.85/1.91 3.85/1.91 Chained accelerated rules (with incoming rules): 3.85/1.91 3.85/1.91 Start location: f1 3.85/1.91 3.85/1.91 0: f1 -> f2 : A'=free, B'=free, [], cost: 1 3.85/1.91 3.85/1.91 4: f1 -> [3] : A'=free, B'=free, [ C>=1+D ], cost: INF 3.85/1.91 3.85/1.91 3.85/1.91 3.85/1.91 Removed unreachable locations (and leaf rules with constant cost): 3.85/1.91 3.85/1.91 Start location: f1 3.85/1.91 3.85/1.91 4: f1 -> [3] : A'=free, B'=free, [ C>=1+D ], cost: INF 3.85/1.91 3.85/1.91 3.85/1.91 3.85/1.91 ### Computing asymptotic complexity ### 3.85/1.91 3.85/1.91 3.85/1.91 3.85/1.91 Fully simplified ITS problem 3.85/1.91 3.85/1.91 Start location: f1 3.85/1.91 3.85/1.91 4: f1 -> [3] : A'=free, B'=free, [ C>=1+D ], cost: INF 3.85/1.91 3.85/1.91 3.85/1.91 3.85/1.91 Computing asymptotic complexity for rule 4 3.85/1.91 3.85/1.91 Resulting cost INF has complexity: Nonterm 3.85/1.91 3.85/1.91 3.85/1.91 3.85/1.91 Found new complexity Nonterm. 3.85/1.91 3.85/1.91 3.85/1.91 3.85/1.91 Obtained the following overall complexity (w.r.t. the length of the input n): 3.85/1.91 3.85/1.91 Complexity: Nonterm 3.85/1.91 3.85/1.91 Cpx degree: Nonterm 3.85/1.91 3.85/1.91 Solved cost: INF 3.85/1.91 3.85/1.91 Rule cost: INF 3.85/1.91 3.85/1.91 Rule guard: [ C>=1+D ] 3.85/1.91 3.85/1.91 3.85/1.91 3.85/1.91 NO 3.85/1.91 3.85/1.91 3.85/1.91 ---------------------------------------- 3.85/1.91 3.85/1.91 (2) 3.85/1.91 BOUNDS(INF, INF) 3.92/1.93 EOF