// ::testing_internal and ::testing::internal2, i.e. the global
  // namespace.  For more details, refer to the C++ Standard section
  // 7.3.4-1 [namespace.udir].  This allows us to fall back onto
  // testing::internal2::operator<< in case T doesn't come with a <<
  // operator.
  //
  // We cannot write 'using ::testing::internal2::operator<<;', which
  // gcc 3.3 fails to compile due to a compiler bug.

    }

    private void verifyTaskIds() {
        // all register ops have unique task id
        def allRegisterOps = buildOperations.all(RegisterTaskBuildOperationType)
        def allRegisterIds = allRegisterOps*.details*.taskId
        allRegisterIds == allRegisterIds as Set

        // all realize ops have unique task id
        def allRealizeOps = buildOperations.all(RealizeTaskBuildOperationType)

     */
    public interface Callable<T, E extends Throwable> {
        T call() throws E;
    }

    public <T, E extends Throwable> T with(@Nullable BuildOperationRef state, Callable<T, E> block) throws E {
        BuildOperationRef oldState = get();
        try {
            set(state);
            return block.call();
        } finally {
            set(oldState);
        }
    }

            // https://github.com/gradle/gradle-private/issues/3991
            System.out.println("Gradle runner not finished correctly (the build may be canceled). Fall back to KILL_ALL_GRADLE_PROCESSES.");
            executionMode = ExecutionMode.KILL_ALL_GRADLE_PROCESSES;
        }
    }

    private static void writePsOutputToFile(File rootProjectDir, List<String> psOutput) {

            thread.blockUntil.running
            lifecycle.stop()
            instant.stopped
        }

        then:
        instant.finished < instant.stopped
    }

    def "multiple threads can call stop() concurrently"() {
        expect:
        async {
            start {
                lifecycle.use {
                    instant.running
                    thread.block()
                }

import java.util.Map;

/**
 * An immutable view of all properties available for build options, calculated from command-line options, the environment and the various
 * properties files.
 */
public interface AllProperties {
    /**
     * Returns the system properties defined as command-line options.
     */
    Map<String, String> getRequestedSystemProperties();

    /**

     */
    void enqueue(Runnable task);

    /**
     * Runs the given action, blocking until the result is available.
     *

    }

    @Override
    List<BuildOperationRecord> all() {
        return operations.records.values().toList()
    }

    @Override
    List<BuildOperationRecord> all(Pattern displayName) {
        return operations.records.values().findAll { it.displayName ==~ displayName }
    }

    @Override
    BuildOperationRecord only(Pattern displayName) {
        def records = all(displayName)
        if (records.isEmpty()) {

/**
 * The outputs of a graph resolution. All results on this type are lazy. Resolution is only performed
 * when the results are accessed.
 *
 * TODO: This type is intended to be made public in future Gradle versions, in some form.
 */
@HasInternalProtocol
public interface ResolutionOutputs {

    /**
     * A {@link FileCollection} containing all resolved files. The returned collection

<% projectDeps.each { p ->
  sourceFiles.times { %>
#include "${p}lib${it + 1}.h"
<%
  }
} %>

<% functionCount.times { %>
long CPP_${functionName}_${it + 1} () {
  long sum = 1;
  // Call functions defined in dependent projects.
  <% projectDeps.each { p ->
    sourceFiles.times {
      def functionName = "${p}lib${it + 1}"
      functionCount.times {
  %>
  sum += CPP_${functionName}_${it + 1}();
  <%