Revert EasyMock version. 3.2 seems to cause issue on some environemnt.
diff --git a/pom.xml b/pom.xml
index 71e8192..935b0eb 100644
--- a/pom.xml
+++ b/pom.xml
@@ -349,7 +349,7 @@
     <dependency>
       <groupId>org.easymock</groupId>
       <artifactId>easymock</artifactId>
-      <version>3.2</version>
+      <version>3.1</version>
       <scope>test</scope>
     </dependency>
     <dependency>