<plugin>
        <groupId>org.apache.maven.its.plugins</groupId>
        <artifactId>maven-it-plugin-a</artifactId>
        <version>2.1-SNAPSHOT</version>
        <executions>
          <execution>
            <!-- NOTE: Explicitly reference "default" id here -->
            <id>default</id>
            <phase>child-default</phase>
          </execution>
          <execution>
            <id>non-default</id>

  <packaging>pom</packaging>

  <name>Maven Integration Test :: MNG-4008</name>
  <description>
    Verify that filter definitions are properly merged.
  </description>

  <build>
    <filters>
      <!-- NOTE: The first filter is deliberately defined by the child as well, so should not be added twice -->
      <filter>src/main/filters/child-a.properties</filter>
      <filter>src/main/filters/parent-c.properties</filter>

              <phase>validate</phase>
              <goals>
                <goal>parent-2</goal>
              </goals>
            </execution>
            <execution>
              <!-- NOTE: <id> deliberately omitted to use default value -->
              <phase>validate</phase>
              <goals>
                <goal>parent-default</goal>
              </goals>
            </execution>

  <packaging>jar</packaging>

  <name>Maven Integration Test :: it0052</name>
  <description>Test that source attachment doesn't take place when -DperformRelease=true is missing.</description>

  <!-- NOTE: Use stub versions of the core plugins referenced by the build -->
  <build>
    <pluginManagement>
      <plugins>
        <plugin>
          <artifactId>maven-compiler-plugin</artifactId>

    A depends on property B, and property B depends on property C and so on.
  </description>

  <properties>
    <!--
    NOTE: Both the ordering (i.e. neither ascending nor descending) and the number of properties is crucial to
    exhibit the bug.
    -->
    <property23>${property22}</property23>
    <property21>${property20}</property21>

     *
     * @return The remote repositories to use, never {@code null}.
     */
    List<RemoteRepository> getRepositories();

    /**
     * Sets the remote repositories to use. Note: When creating a request from a project, be sure to use the
     * plugin repositories and not the regular project repositories.
     *
     * @param repositories The remote repositories to use.

          <name>childProjectUrlInheritAppendPath</name>
          <version>4.0.0+</version>
          <description>
            <![CDATA[
            When children inherit from project's url, append path or not? Note: While the type
            of this field is {@code String} for technical reasons, the semantic type is actually
            {@code Boolean}
            <p><b>Default value is</b>: {@code true}</p>

            if (plugins.size() != normalized.size()) {
                builder.build(
                        Build.newBuilder(build).plugins(normalized.values()).build());
            }
        }

        /*
         * NOTE: This is primarily to keep backward-compat with Maven 2.x which did not validate that dependencies are
         * unique within a single POM. Upon multiple declarations, 2.x just kept the last one but retained the order of

import org.apache.maven.plugin.version.PluginVersionResolutionException;
import org.apache.maven.project.MavenProject;

/**
 * A facade that provides lifecycle services to components outside maven core.
 * <p>
 * Note that this component is not normally used from within core itself.
 *
 */
@Named
@Singleton
public class DefaultLifecycleExecutor implements LifecycleExecutor {

                prefixlessObjectBasedValueSource =
                        new ProblemDetectingValueSource(prefixlessObjectBasedValueSource, "", PREFIX_PROJECT, problems);
            }
        }

        // NOTE: Order counts here!
        List<ValueSource> valueSources = new ArrayList<>(9);

        if (projectDir != null) {
            ValueSource basedirValueSource = new PrefixedValueSourceWrapper(