crates:
- name: A
  deps:
  - name: B
    rename: b
    optional: true
  features:
    F1:
    - - b
      - G0
    F0:
    - - b
      - G0
- name: B
  features:
    G0: null
cases:
- cmd: lint only-enables --precondition F0 --only-enables G0
  stdout: |
    A/F1 enables b/G0