<artifactId>maven-it-plugin-a</artifactId>
          <version>2.1-SNAPSHOT</version>
          <executions>
            <execution>
              <!-- NOTE: Implicitly reference "default" id here, i.e. omit the <id> element -->
              <phase>parent-default</phase>
            </execution>
            <execution>
              <id>non-default</id>
              <phase>parent-non-default</phase>

        <artifactId>maven-it-plugin-a</artifactId>
        <version>2.1-SNAPSHOT</version>
        <executions>
          <execution>
            <!-- NOTE: Implicitly reference "default" id here, i.e. omit the <id> element -->
            <phase>parent-default</phase>
          </execution>
          <execution>
            <id>non-default</id>
            <phase>parent-non-default</phase>
          </execution>

  <build>
    <plugins>
      <plugin>
        <groupId>org.apache.maven.its.plugins</groupId>
        <artifactId>maven-it-plugin-a</artifactId>
        <!-- NOTE: <version> element deliberately omitted here -->
        <executions>
          <execution>
            <id>child-1</id>
            <phase>child-1</phase>
          </execution>
          <execution>
            <id>child-2</id>

            <phase>validate</phase>
            <goals>
              <goal>log-string</goal>
            </goals>
          </execution>
          <execution>
            <!-- NOTE: <id> deliberately omitted here! -->
            <phase>validate</phase>
            <goals>
              <goal>log-string</goal>
            </goals>
          </execution>
        </executions>
      </plugin>
    </plugins>
  </build>

              <name>spec</name>
              <placement>X</placement>
            </tag>
          </tags>

          <!-- TODO(cpovirk): Move this to the parent after making the package-list files available there. -->
          <!-- We add the link ourselves, both so that we can choose Java 9 over the version that -source suggests and so that we can solve the JSR305 problem described below. -->