crates:
- name: A
  deps:
  - B
  features:
    F0:
    - - B
      - F0
- name: a
  deps:
  - B
  features:
    f0:
    - - B
      - F0
- name: B
  features:
    F0: null
cases:
- cmd: lint why-enabled -p B --feature F0
  stdout: |
    Feature F0/B is enabled by:
      A/F0
      a/f0