Fan in check

config.xml

<pipelines group="fan_in_travis_williams">
    <pipeline name="p1">
      <materials>
        <git url="/Users/varshavs/git_test/test_fan_in_1" />
      </materials>
      <stage name="defaultStage">
        <jobs>
          <job name="defaultJob">
            <tasks>
              <exec command="sleep">
                <arg>300</arg>
              </exec>
            </tasks>
          </job>
        </jobs>
      </stage>
    </pipeline>
    <pipeline name="p2">
      <materials>
        <git url="/Users/varshavs/git_test/test_fan_in_1" />
        <pipeline pipelineName="p1" stageName="defaultStage" />
      </materials>
      <stage name="defaultStage">
        <jobs>
          <job name="defaultJob">
            <tasks>
              <exec command="ls" />
            </tasks>
          </job>
        </jobs>
      </stage>
    </pipeline>
    <pipeline name="p3">
      <materials>
        <git url="/Users/varshavs/git_test/test_fan_in_1" />
        <pipeline pipelineName="p1" stageName="defaultStage" />
      </materials>
      <stage name="defaultStage">
        <jobs>
          <job name="defaultJob">
            <tasks>
              <exec command="ls" />
            </tasks>
          </job>
        </jobs>
      </stage>
    </pipeline>
  </pipelines>