Android : Exception during publishing app with savillians-gradle

I am using savillians-gradle for uploading my project to play store with help of the gradle.

I have configure everything then i can able to build gradle successfully. Then i have try to upload apk file to play store with below command.

gradle androidPublish

With above command i got error message like below:

D:\Directory\myproject>gradlew AndroidPublish :buildSrc:compileJava UP-TO-DATE :buildSrc:compileGroovy :buildSrc:processResources UP-TO-DATE :buildSrc:classes :buildSrc:jar :buildSrc:assemble :buildSrc:compileTestJava UP-TO-DATE :buildSrc:compileTestGroovy UP-TO-DATE :buildSrc:processTestResources UP-TO-DATE :buildSrc:testClasses UP-TO-DATE :buildSrc:test UP-TO-DATE :buildSrc:check UP-TO-DATE :buildSrc:build

FAILURE: Build failed with an exception.

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  What went wrong: Failed to notify task execution graph listener.

  
  

  
  

  com.google.common.hash.HashCode.fromString(Ljava/lang/String;)Lcom/google/comm on/hash/HashCode; com.google.common.hash.HashCode.fromString(Ljava/lang/String;)Lcom/google/comm on/hash/HashCode; com.google.common.hash.HashCode.fromString(Ljava/lang/String;)Lcom/google/comm on/hash/HashCode; com.google.common.hash.HashCode.fromString(Ljava/lang/String;)Lcom/google/comm on/hash/HashCode; com.google.common.hash.HashCode.fromString(Ljava/lang/String;)Lcom/google/comm on/hash/HashCode;

  
  

  
  


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  Try: Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output.

  
  

BUILD FAILED

Total time: 23.185 secs

So, please help me for this issue. I need help to upload apk file to play store using gradle.