3.92/1.81 WORST_CASE(NON_POLY, ?) 3.92/1.82 proof of /export/starexec/sandbox2/benchmark/theBenchmark.koat 3.92/1.82 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 3.92/1.82 3.92/1.82 3.92/1.82 The runtime complexity of the given CpxIntTrs could be proven to be BOUNDS(INF, INF). 3.92/1.82 3.92/1.82 (0) CpxIntTrs 3.92/1.82 (1) Loat Proof [FINISHED, 134 ms] 3.92/1.82 (2) BOUNDS(INF, INF) 3.92/1.82 3.92/1.82 3.92/1.82 ---------------------------------------- 3.92/1.82 3.92/1.82 (0) 3.92/1.82 Obligation: 3.92/1.82 Complexity Int TRS consisting of the following rules: 3.92/1.82 f2(A, B) -> Com_1(f2(A, B)) :|: A >= 0 3.92/1.82 f300(A, B) -> Com_1(f2(A, B)) :|: TRUE 3.92/1.82 f2(A, B) -> Com_1(f1(A, C)) :|: 0 >= A + 1 3.92/1.82 3.92/1.82 The start-symbols are:[f300_2] 3.92/1.82 3.92/1.82 3.92/1.82 ---------------------------------------- 3.92/1.82 3.92/1.82 (1) Loat Proof (FINISHED) 3.92/1.82 3.92/1.82 3.92/1.82 ### Pre-processing the ITS problem ### 3.92/1.82 3.92/1.82 3.92/1.82 3.92/1.82 Initial linear ITS problem 3.92/1.82 3.92/1.82 Start location: f300 3.92/1.82 3.92/1.82 0: f2 -> f2 : [ A>=0 ], cost: 1 3.92/1.82 3.92/1.82 2: f2 -> f1 : B'=free, [ 0>=1+A ], cost: 1 3.92/1.82 3.92/1.82 1: f300 -> f2 : [], cost: 1 3.92/1.82 3.92/1.82 3.92/1.82 3.92/1.82 Removed unreachable and leaf rules: 3.92/1.82 3.92/1.82 Start location: f300 3.92/1.82 3.92/1.82 0: f2 -> f2 : [ A>=0 ], cost: 1 3.92/1.82 3.92/1.82 1: f300 -> f2 : [], cost: 1 3.92/1.82 3.92/1.82 3.92/1.82 3.92/1.82 ### Simplification by acceleration and chaining ### 3.92/1.82 3.92/1.82 3.92/1.82 3.92/1.82 Accelerating simple loops of location 0. 3.92/1.82 3.92/1.82 Accelerating the following rules: 3.92/1.82 3.92/1.82 0: f2 -> f2 : [ A>=0 ], cost: 1 3.92/1.82 3.92/1.82 3.92/1.82 3.92/1.82 Accelerated rule 0 with NONTERM, yielding the new rule 3. 3.92/1.82 3.92/1.82 Removing the simple loops: 0. 3.92/1.82 3.92/1.82 3.92/1.82 3.92/1.82 Accelerated all simple loops using metering functions (where possible): 3.92/1.82 3.92/1.82 Start location: f300 3.92/1.82 3.92/1.82 3: f2 -> [3] : [ A>=0 ], cost: INF 3.92/1.82 3.92/1.82 1: f300 -> f2 : [], cost: 1 3.92/1.82 3.92/1.82 3.92/1.82 3.92/1.82 Chained accelerated rules (with incoming rules): 3.92/1.82 3.92/1.82 Start location: f300 3.92/1.82 3.92/1.82 1: f300 -> f2 : [], cost: 1 3.92/1.82 3.92/1.82 4: f300 -> [3] : [ A>=0 ], cost: INF 3.92/1.82 3.92/1.82 3.92/1.82 3.92/1.82 Removed unreachable locations (and leaf rules with constant cost): 3.92/1.82 3.92/1.82 Start location: f300 3.92/1.82 3.92/1.82 4: f300 -> [3] : [ A>=0 ], cost: INF 3.92/1.82 3.92/1.82 3.92/1.82 3.92/1.82 ### Computing asymptotic complexity ### 3.92/1.82 3.92/1.82 3.92/1.82 3.92/1.82 Fully simplified ITS problem 3.92/1.82 3.92/1.82 Start location: f300 3.92/1.82 3.92/1.82 4: f300 -> [3] : [ A>=0 ], cost: INF 3.92/1.82 3.92/1.82 3.92/1.82 3.92/1.82 Computing asymptotic complexity for rule 4 3.92/1.82 3.92/1.82 Resulting cost INF has complexity: Nonterm 3.92/1.82 3.92/1.82 3.92/1.82 3.92/1.82 Found new complexity Nonterm. 3.92/1.82 3.92/1.82 3.92/1.82 3.92/1.82 Obtained the following overall complexity (w.r.t. the length of the input n): 3.92/1.82 3.92/1.82 Complexity: Nonterm 3.92/1.82 3.92/1.82 Cpx degree: Nonterm 3.92/1.82 3.92/1.82 Solved cost: INF 3.92/1.82 3.92/1.82 Rule cost: INF 3.92/1.82 3.92/1.82 Rule guard: [ A>=0 ] 3.92/1.82 3.92/1.82 3.92/1.82 3.92/1.82 NO 3.92/1.82 3.92/1.82 3.92/1.82 ---------------------------------------- 3.92/1.82 3.92/1.82 (2) 3.92/1.82 BOUNDS(INF, INF) 3.92/1.85 EOF