// httptest.Server.CloseClientConnections because it's
	// best-effort and stops blocking after 5 seconds. On a loaded
	// machine running many tests concurrently it's possible for
	// that method to be async and cause the body3 fetch below to
	// run on an old connection. This function is synchronous.
	ExportCloseTransportConnsAbruptly(c.Transport.(*Transport))

	body3 := fetch(3, 5)

	if body1 != body2 {

  if [[ "${ENABLE_METADATA_CONCEALMENT:-}" == "true" ]] && [[ ! "${METADATA_CONCEALMENT_NO_FIREWALL:-}" == "true" ]]; then
    echo "Add rule for metadata concealment"
    ip addr add dev lo 169.254.169.252/32 scope host

     * expected</i>, but not absolutely required, to have the following properties:
     *
     * <ul>
     *   <li>Its execution does not cause any observable side effects.
     *   <li>The computation is <i>consistent with equals</i>; that is, {@link Objects#equal
     *       Objects.equal}{@code (k1, k2) &&} {@link Objects#equal}{@code (v1, v2)} implies that

	// Clear references to pi so that the only way the
	// garbage collection will find the pointer is in the
	// argument frame, typed as a *Outer.
	pi.X.Inner = nil

	// Set up an interface value that will cause a crash.
	// P1 = 1 is a non-zero, so the interface looks non-nil.
	// P2 = pi ensures that the data word points into the
	// allocated heap; if not the collection skips the interface