prompt: Your task is to convert an English description into an ASCII tree format using this style:
  ```
  [lang]
   +--@modal
   |   +--(.)feed
   |   `--(.)photos
   |       `--[id]
   +--feed
   `--photos
       `--[id]
  ```
  
  Convert this description:
  
  filename --out-dir --relative is a base directory that consolidates 2 subdirectories: in-files and out-files.
  In the root directory, 'in-files' features 1 folders: src.
  In nested path 'in-files → src', 'src' is devoid of content.
  In the root directory, 'out-files' possesses 1 folders: lib.
  In nested path 'out-files → lib', 'lib' is a vacant space.
  Back to the top level.
  
  
  Provide your answer wrapped in <ascii_formatted> tags.
verification_info: {"ground_truth": "filename --out-dir --relative\n +--in-files\n |   `--src\n `--out-files\n     `--lib", "description": "filename --out-dir --relative is a base directory that consolidates 2 subdirectories: in-files and out-files.\nIn the root directory, 'in-files' features 1 folders: src.\nIn nested path 'in-files \u2192 src', 'src' is devoid of content.\nIn the root directory, 'out-files' possesses 1 folders: lib.\nIn nested path 'out-files \u2192 lib', 'lib' is a vacant space.\nBack to the top level.\n"}