/**
     * Returns whether a member of companion is used to initialize the enum entry or not. For example,
     *     enum class C(val i: Int) {
     *         ONE(<expr>C.K</expr>)  // C.ONE uses C.K for initialization
     *         ;
     *         companion object {
     *             const val K = 1
     *         }
     *     }
     */

    // Add an uncommitted entry. This will get detected on initialization, and the cache will
    // attempt to delete the file. Do not explicitly close the cache here so the entry is left as
    // incomplete.
    val creator = cache.edit("k1")!!
    creator.newSink(0).buffer().use {
      it.writeUtf8("Hello")
    }

    // Simulate a severe Filesystem failure on the first initialization.

### Other notable changes

* federation: fix dns provider initialization issues ([#27252](https://github.com/kubernetes/kubernetes/pull/27252), [@mfanjie](https://github.com/mfanjie))