call.execute()
    }.also { expected ->
      when (expected) {
        is SSLHandshakeException -> {
          // JDK 11+
        }
        is SSLException -> {
          // javax.net.ssl.SSLException: readRecord
        }
        is SocketException -> {
          // Conscrypt, JDK 8 (>= 292), JDK 9
        }
        else -> {
          assertThat(expected.message).isEqualTo("exhausted all routes")
        }

   * {@link java.util.Collections#checkedCollection(java.util.Collection, Class)} can suppress it
   * with {@code FeatureSpecificTestSuiteBuilder.suppressing()} until <a
   * href="https://bugs.openjdk.org/browse/JDK-6409434">JDK-6409434</a> is fixed. It's unclear
   * whether nulls were to be permitted or forbidden, but presumably the eventual fix will be to

   * {@link java.util.Collections#checkedCollection(java.util.Collection, Class)} can suppress it
   * with {@code FeatureSpecificTestSuiteBuilder.suppressing()} until <a
   * href="https://bugs.openjdk.org/browse/JDK-6409434">JDK-6409434</a> is fixed. It's unclear
   * whether nulls were to be permitted or forbidden, but presumably the eventual fix will be to

   * Returns the {@link Method} instance for {@link #testCreateWithNull_unsupported()} so that tests
   * can suppress it with {@code FeatureSpecificTestSuiteBuilder.suppressing()} until <a
   * href="https://bugs.openjdk.org/browse/JDK-5045147">JDK-5045147</a> is fixed.
   */
  @J2ktIncompatible
  @GwtIncompatible // reflection
  public static Method getCreateWithNullUnsupportedMethod() {

    if: github.ref == 'refs/heads/master' || contains(github.event.pull_request.labels.*.name, 'containers')

    steps:
      - name: Checkout
        uses: actions/checkout@v6

      - name: Configure JDK
        uses: actions/setup-java@v5
        with:
          distribution: 'zulu'
          java-version: 17

      - name: Setup Gradle
        uses: gradle/actions/setup-gradle@v5

    if (enableValidation) {
      compileKotlinTask.source(file("src/main/java9"))
    }

    // Ignore warnings about using 'requires transitive' on automatic modules.
    // not needed when compiling with recent JDKs, e.g. 17
    options.compilerArgs.add("-Xlint:-requires-transitive-automatic")

    // Patch the compileKotlinJvm output classes into the compilation so exporting packages works correctly.
    options.compilerArgs.addAll(

         * created TypeVariable will not interoperate with any JDK TypeVariable. But this is OK: We
         * don't _want_ our new TypeVariable to be equal to the JDK TypeVariable because it has
         * _different bounds_ than the JDK TypeVariable. And it wouldn't make sense for our new
         * TypeVariable to be equal to any _other_ JDK TypeVariable, either, because any other JDK

    } catch (IllegalArgumentException expected) {
      /*
       * The subList() docs claim that this should be an
       * IndexOutOfBoundsException, but many JDK implementations throw
       * IllegalArgumentException:
       * https://bugs.openjdk.org/browse/JDK-4506427
       */
    }
  }

  @SuppressWarnings("EmptyList") // ImmutableList doesn't support nullable element types
  public void testSubList_empty() {

    } catch (IllegalArgumentException expected) {
      /*
       * The subList() docs claim that this should be an
       * IndexOutOfBoundsException, but many JDK implementations throw
       * IllegalArgumentException:
       * https://bugs.openjdk.org/browse/JDK-4506427
       */
    }
  }

  @SuppressWarnings("EmptyList") // ImmutableList doesn't support nullable element types
  public void testSubList_empty() {

   * tests can suppress it with {@code FeatureSpecificTestSuiteBuilder.suppressing()} until <a
   * href="https://bugs.openjdk.org/browse/JDK-5045147">JDK-5045147</a> is fixed.
   */
  @J2ktIncompatible
  @GwtIncompatible // reflection
  public static Method getCreateWithNullKeyUnsupportedMethod() {