5.14/3.07 MAYBE 5.14/3.07 proof of /export/starexec/sandbox2/benchmark/theBenchmark.koat 5.14/3.07 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 5.14/3.07 5.14/3.07 5.14/3.07 The runtime complexity of the given CpxIntTrs could be proven to be BOUNDS(1, INF). 5.14/3.07 5.14/3.07 (0) CpxIntTrs 5.14/3.07 (1) Loat Proof [FINISHED, 121 ms] 5.14/3.07 (2) BOUNDS(1, INF) 5.14/3.07 5.14/3.07 5.14/3.07 ---------------------------------------- 5.14/3.07 5.14/3.07 (0) 5.14/3.07 Obligation: 5.14/3.07 Complexity Int TRS consisting of the following rules: 5.14/3.07 f2(A, B, C) -> Com_1(f1(A + B, B, D)) :|: 0 >= 1 + A + B 5.14/3.07 f2(A, B, C) -> Com_1(f2(A + B, B, C)) :|: A + B >= 0 5.14/3.07 f300(A, B, C) -> Com_1(f2(A, B, C)) :|: TRUE 5.14/3.07 5.14/3.07 The start-symbols are:[f300_3] 5.14/3.07 5.14/3.07 5.14/3.07 ---------------------------------------- 5.14/3.07 5.14/3.07 (1) Loat Proof (FINISHED) 5.14/3.07 5.14/3.07 5.14/3.07 ### Pre-processing the ITS problem ### 5.14/3.07 5.14/3.07 5.14/3.07 5.14/3.07 Initial linear ITS problem 5.14/3.07 5.14/3.07 Start location: f300 5.14/3.07 5.14/3.07 0: f2 -> f1 : A'=A+B, C'=free, [ 0>=1+A+B ], cost: 1 5.14/3.07 5.14/3.07 1: f2 -> f2 : A'=A+B, [ A+B>=0 ], cost: 1 5.14/3.07 5.14/3.07 2: f300 -> f2 : [], cost: 1 5.14/3.07 5.14/3.07 5.14/3.07 5.14/3.07 Removed unreachable and leaf rules: 5.14/3.07 5.14/3.07 Start location: f300 5.14/3.07 5.14/3.07 1: f2 -> f2 : A'=A+B, [ A+B>=0 ], cost: 1 5.14/3.07 5.14/3.07 2: f300 -> f2 : [], cost: 1 5.14/3.07 5.14/3.07 5.14/3.07 5.14/3.07 ### Simplification by acceleration and chaining ### 5.14/3.07 5.14/3.07 5.14/3.07 5.14/3.07 Accelerating simple loops of location 0. 5.14/3.07 5.14/3.07 Accelerating the following rules: 5.14/3.07 5.14/3.07 1: f2 -> f2 : A'=A+B, [ A+B>=0 ], cost: 1 5.14/3.07 5.14/3.07 5.14/3.07 5.14/3.07 Found no metering function for rule 1. 5.14/3.07 5.14/3.07 Removing the simple loops:. 5.14/3.07 5.14/3.07 5.14/3.07 5.14/3.07 Accelerated all simple loops using metering functions (where possible): 5.14/3.07 5.14/3.07 Start location: f300 5.14/3.07 5.14/3.07 1: f2 -> f2 : A'=A+B, [ A+B>=0 ], cost: 1 5.14/3.07 5.14/3.07 2: f300 -> f2 : [], cost: 1 5.14/3.07 5.14/3.07 5.14/3.07 5.14/3.07 Chained accelerated rules (with incoming rules): 5.14/3.07 5.14/3.07 Start location: f300 5.14/3.07 5.14/3.07 2: f300 -> f2 : [], cost: 1 5.14/3.07 5.14/3.07 3: f300 -> f2 : A'=A+B, [ A+B>=0 ], cost: 2 5.14/3.07 5.14/3.07 5.14/3.07 5.14/3.07 Removed unreachable locations (and leaf rules with constant cost): 5.14/3.07 5.14/3.07 Start location: f300 5.14/3.07 5.14/3.07 5.14/3.07 5.14/3.07 ### Computing asymptotic complexity ### 5.14/3.07 5.14/3.07 5.14/3.07 5.14/3.07 Fully simplified ITS problem 5.14/3.07 5.14/3.07 Start location: f300 5.14/3.07 5.14/3.07 5.14/3.07 5.14/3.07 Obtained the following overall complexity (w.r.t. the length of the input n): 5.14/3.07 5.14/3.07 Complexity: Unknown 5.14/3.07 5.14/3.07 Cpx degree: ? 5.14/3.07 5.14/3.07 Solved cost: 0 5.14/3.07 5.14/3.07 Rule cost: 0 5.14/3.07 5.14/3.07 Rule guard: [] 5.14/3.07 5.14/3.07 5.14/3.07 5.14/3.07 WORST_CASE(Omega(0),?) 5.14/3.07 5.14/3.07 5.14/3.07 ---------------------------------------- 5.14/3.07 5.14/3.07 (2) 5.14/3.07 BOUNDS(1, INF) 5.14/3.10 EOF