Buildr eclipse .classpath bug

buildfile

repositories.remote << 'https://repository.jboss.org/nexus/content/groups/public'
repositories.remote << 'http://repo1.maven.org/maven2/'

define 'foo' do
  
  eclipse.natures :java
  
  compile.with transitive('org.drools:knowledge-api:jar:5.4.0.Beta1')
end

test.java

import java.util.Vector;

public class Foo {

  // 'buildr eclipse' will add the jre container entry at the end of
  // .classpath and Drools jars contain already a compiler (apparently
  // not implementing java generics). Eclipse won't be able to compile
  // this line.
  private Vector<int> bar = new Vector<int>();
}