What's the point of these?

build.xml

@@ -25,11 +25,6 @@
 
     <target name="init">
         <mkdir dir="bin"/>
-        <mkdir dir="src"/>
-        <mkdir dir="src/edu"/>
-        <mkdir dir="src/edu/stuy"/>
-        <mkdir dir="src/edu/stuy/goldfish"/>
-        <mkdir dir="src/edu/stuy/goldfish/rules"/>
         <copy includeemptydirs="false" todir="bin">
             <fileset dir="src">
                 <exclude name="**/*.java"/>