WORST_CASE(Omega(1),?) ### Pre-processing the ITS problem ### Initial linear ITS problem Start location: __init 0: f1_0_main_ConstantStackPush -> f458_0_sort_GE : arg1'=arg1P_1, arg2'=arg2P_1, arg3'=arg3P_1, [ 1==arg1P_1 ], cost: 1 1: f458_0_sort_GE -> f543_0_sort_GE : arg1'=arg1P_2, arg2'=arg2P_2, arg3'=arg3P_2, [ arg1>0 && arg1<100 && arg1==arg1P_2 && 0==arg2P_2 && 100-arg1==arg3P_2 ], cost: 1 2: f543_0_sort_GE -> f458_0_sort_GE : arg1'=arg1P_3, arg2'=arg2P_3, arg3'=arg3P_3, [ arg3<=arg2 && 1+arg1==arg1P_3 ], cost: 1 3: f543_0_sort_GE -> f543_0_sort_GE : arg1'=arg1P_4, arg2'=arg2P_4, arg3'=arg3P_4, [ arg2<100 && arg3>arg2 && arg2>-1 && arg2<99 && x8_1<=x7_1 && arg1>0 && arg1==arg1P_4 && 1+arg2==arg2P_4 && 100-arg1==arg3P_4 ], cost: 1 4: f543_0_sort_GE -> f543_0_sort_GE : arg1'=arg1P_5, arg2'=arg2P_5, arg3'=arg3P_5, [ arg2<100 && arg3>arg2 && arg2>-1 && arg2<99 && arg1>0 && x13_1>x12_1 && arg1==arg1P_5 && 1+arg2==arg2P_5 && 100-arg1==arg3P_5 ], cost: 1 5: __init -> f1_0_main_ConstantStackPush : arg1'=arg1P_6, arg2'=arg2P_6, arg3'=arg3P_6, [], cost: 1 Checking for constant complexity: The following rule is satisfiable with cost >= 1, yielding constant complexity: 5: __init -> f1_0_main_ConstantStackPush : arg1'=arg1P_6, arg2'=arg2P_6, arg3'=arg3P_6, [], cost: 1 Simplified all rules, resulting in: Start location: __init 0: f1_0_main_ConstantStackPush -> f458_0_sort_GE : arg1'=1, arg2'=arg2P_1, arg3'=arg3P_1, [], cost: 1 1: f458_0_sort_GE -> f543_0_sort_GE : arg2'=0, arg3'=100-arg1, [ arg1>0 && arg1<100 ], cost: 1 2: f543_0_sort_GE -> f458_0_sort_GE : arg1'=1+arg1, arg2'=arg2P_3, arg3'=arg3P_3, [ arg3<=arg2 ], cost: 1 4: f543_0_sort_GE -> f543_0_sort_GE : arg2'=1+arg2, arg3'=100-arg1, [ arg3>arg2 && arg2>-1 && arg2<99 && arg1>0 ], cost: 1 5: __init -> f1_0_main_ConstantStackPush : arg1'=arg1P_6, arg2'=arg2P_6, arg3'=arg3P_6, [], cost: 1 ### Simplification by acceleration and chaining ### Accelerating simple loops of location 2. Accelerating the following rules: 4: f543_0_sort_GE -> f543_0_sort_GE : arg2'=1+arg2, arg3'=100-arg1, [ arg3>arg2 && arg2>-1 && arg2<99 && arg1>0 ], cost: 1 Failed to prove monotonicity of the guard of rule 4. [accelerate] Nesting with 1 inner and 1 outer candidates Accelerated all simple loops using metering functions (where possible): Start location: __init 0: f1_0_main_ConstantStackPush -> f458_0_sort_GE : arg1'=1, arg2'=arg2P_1, arg3'=arg3P_1, [], cost: 1 1: f458_0_sort_GE -> f543_0_sort_GE : arg2'=0, arg3'=100-arg1, [ arg1>0 && arg1<100 ], cost: 1 2: f543_0_sort_GE -> f458_0_sort_GE : arg1'=1+arg1, arg2'=arg2P_3, arg3'=arg3P_3, [ arg3<=arg2 ], cost: 1 4: f543_0_sort_GE -> f543_0_sort_GE : arg2'=1+arg2, arg3'=100-arg1, [ arg3>arg2 && arg2>-1 && arg2<99 && arg1>0 ], cost: 1 5: __init -> f1_0_main_ConstantStackPush : arg1'=arg1P_6, arg2'=arg2P_6, arg3'=arg3P_6, [], cost: 1 Chained accelerated rules (with incoming rules): Start location: __init 0: f1_0_main_ConstantStackPush -> f458_0_sort_GE : arg1'=1, arg2'=arg2P_1, arg3'=arg3P_1, [], cost: 1 1: f458_0_sort_GE -> f543_0_sort_GE : arg2'=0, arg3'=100-arg1, [ arg1>0 && arg1<100 ], cost: 1 6: f458_0_sort_GE -> f543_0_sort_GE : arg2'=1, arg3'=100-arg1, [ arg1>0 && arg1<100 ], cost: 2 2: f543_0_sort_GE -> f458_0_sort_GE : arg1'=1+arg1, arg2'=arg2P_3, arg3'=arg3P_3, [ arg3<=arg2 ], cost: 1 5: __init -> f1_0_main_ConstantStackPush : arg1'=arg1P_6, arg2'=arg2P_6, arg3'=arg3P_6, [], cost: 1 Eliminated locations (on linear paths): Start location: __init 1: f458_0_sort_GE -> f543_0_sort_GE : arg2'=0, arg3'=100-arg1, [ arg1>0 && arg1<100 ], cost: 1 6: f458_0_sort_GE -> f543_0_sort_GE : arg2'=1, arg3'=100-arg1, [ arg1>0 && arg1<100 ], cost: 2 2: f543_0_sort_GE -> f458_0_sort_GE : arg1'=1+arg1, arg2'=arg2P_3, arg3'=arg3P_3, [ arg3<=arg2 ], cost: 1 7: __init -> f458_0_sort_GE : arg1'=1, arg2'=arg2P_1, arg3'=arg3P_1, [], cost: 2 Eliminated locations (on tree-shaped paths): Start location: __init 8: f458_0_sort_GE -> f458_0_sort_GE : arg1'=1+arg1, arg2'=arg2P_3, arg3'=arg3P_3, [ arg1<100 && 100-arg1<=1 ], cost: 3 7: __init -> f458_0_sort_GE : arg1'=1, arg2'=arg2P_1, arg3'=arg3P_1, [], cost: 2 Accelerating simple loops of location 1. Simplified some of the simple loops (and removed duplicate rules). Accelerating the following rules: 8: f458_0_sort_GE -> f458_0_sort_GE : arg1'=1+arg1, arg2'=arg2P_3, arg3'=arg3P_3, [ -99+arg1==0 ], cost: 3 Failed to prove monotonicity of the guard of rule 8. [accelerate] Nesting with 1 inner and 1 outer candidates Accelerated all simple loops using metering functions (where possible): Start location: __init 8: f458_0_sort_GE -> f458_0_sort_GE : arg1'=1+arg1, arg2'=arg2P_3, arg3'=arg3P_3, [ -99+arg1==0 ], cost: 3 7: __init -> f458_0_sort_GE : arg1'=1, arg2'=arg2P_1, arg3'=arg3P_1, [], cost: 2 Chained accelerated rules (with incoming rules): Start location: __init 7: __init -> f458_0_sort_GE : arg1'=1, arg2'=arg2P_1, arg3'=arg3P_1, [], cost: 2 Removed unreachable locations (and leaf rules with constant cost): Start location: __init ### Computing asymptotic complexity ### Fully simplified ITS problem Start location: __init Obtained the following overall complexity (w.r.t. the length of the input n): Complexity: Constant Cpx degree: 0 Solved cost: 1 Rule cost: 1 Rule guard: [] WORST_CASE(Omega(1),?)