title: When Build Flink on windows, mvn directory-maven-plugin error occurred
body: <p>When I build Flink on a Windows laptop, I get an error, but when I build flink on a MAC, it works</p>
  <p>command:</p>
  <pre><code>mvn clean install -DskipTests -Dfast
  </code></pre>
  <p>result:</p>
  <pre><code>[ERROR] Failed to execute goal org.commonjava.maven.plugins:directory-maven-plugin:0.1:highest-basedir (directories) on project flink-parent: Cannot find a single highest directory for this project set. First two candidates directories don't share a common root. -&gt; [Help 1]
  </code></pre>
  <p>What is the reason for this? thank you</p>