Execution example::

  logical_range_filter --logical_table Nonexistent --shard_key created_at
  # [
  #   [
  #     -22,
  #     1519132441.586192,
  #     0.0005924701690673828,
  #     "[logical_range_filter] no shard exists: logical_table: <Nonexistent>: shard_key: <created_at>",
  #     [
  #       [
  #         "Groonga::Sharding::LogicalRangeFilterCommand::Executor.execute",
  #         "/tmp/local/lib/groonga/plugins/sharding/logical_range_filter.rb",
  #         193
  #       ]
  #     ]
  #   ]
  # ]
