* action required: the API server and client-go libraries have been fixed to support additional non-alpha-numeric characters in UserInfo "extra" data keys. Both should be updated in order to properly support extra data containing "/" characters or other characters disallowed in HTTP headers. ([#65799](https://github.com/kubernetes/kubernetes/pull/65799), [@dekkagaijin](https://github.com/dekkagaijin))

### Other notable changes

is documented in the “Synchronization” section below.
Individual packages are responsible for providing similar documentation
for their own operations.
</p>

<h2 id="restrictions">Implementation Restrictions for Programs Containing Data Races</h2>

<p>
The preceding section gave a formal definition of data-race-free program execution.
This section informally describes the semantics that implementations must provide

pkg go/build, const ImportComment = 4
pkg go/build, const ImportComment ImportMode
pkg go/build, type Package struct, ImportComment string

# CL 155050043 go/build: Return MultiplePackageError on importing a dir containing multiple packages, Jens Frederich <******@****.***>
pkg go/build, method (*MultiplePackageError) Error() string
pkg go/build, type MultiplePackageError struct
pkg go/build, type MultiplePackageError struct, Dir string

     * redirect handling, and error management.
     *
     * @param url The URL being accessed
     * @param httpRequest The HTTP request to process
     * @return The response data containing the retrieved information
     */
    protected ResponseData processHttpMethod(final String url, final HttpUriRequest httpRequest) {
        try {
            processRobotsTxt(url);

    return type;
  }

  /** Returns the media subtype. For example, {@code "plain"} in {@code "text/plain"}. */
  public String subtype() {
    return subtype;
  }

  /** Returns a multimap containing the parameters of this media type. */
  public ImmutableListMultimap<String, String> parameters() {
    return parameters;
  }

  private Map<String, ImmutableMultiset<String>> parametersAsMap() {

- github.com/containerd/containerd: [v1.4.9](https://github.com/containerd/containerd/tree/v1.4.9)
- github.com/containerd/continuity: [v0.1.0](https://github.com/containerd/continuity/tree/v0.1.0)
- github.com/containerd/fifo: [v1.0.0](https://github.com/containerd/fifo/tree/v1.0.0)
- github.com/containerd/go-runc: [v1.0.0](https://github.com/containerd/go-runc/tree/v1.0.0)

          "protocols must contain h2_prior_knowledge or http/1.1: $protocolsCopy"
        }
        require(Protocol.H2_PRIOR_KNOWLEDGE !in protocolsCopy || protocolsCopy.size <= 1) {
          "protocols containing h2_prior_knowledge cannot use other protocols: $protocolsCopy"
        }
        require(Protocol.HTTP_1_0 !in protocolsCopy) {
          "protocols must not contain http/1.0: $protocolsCopy"
        }

 * } finally {
 *   monitor.leave();
 * }
 * }
 *
 * <p>A call to any of the <i>enter</i> methods with <b>boolean</b> return type should always appear
 * as the condition of an <i>if</i> statement containing a <i>try/finally</i> block to ensure that
 * the current thread leaves the monitor cleanly:
 *
 * {@snippet :
 * if (monitor.tryEnter()) {
 *   try {
 *     // do things while occupying the monitor
 *   } finally {

    get() {
      if (fragment == null) return null
      val fragmentStart = url.indexOf('#') + 1
      return url.substring(fragmentStart)
    }

  /**
   * Returns a string with containing this URL with its username, password, query, and fragment
   * stripped, and its path replaced with `/...`. For example, redacting
   * `http://username:******@****.***/path` returns `http://example.com/...`.
   */

		HTTPStatusCode: http.StatusNotFound,
	},
	ErrInvalidLifecycleWithObjectLock: {
		Code:           "InvalidLifecycleWithObjectLock",
		Description:    "The lifecycle configuration containing MaxNoncurrentVersions is not supported with object locking",
		HTTPStatusCode: http.StatusBadRequest,
	},
	ErrNoSuchBucketSSEConfig: {
		Code:           "ServerSideEncryptionConfigurationNotFoundError",