diff --git a/src/main/java/edu/lu/uni/serval/FixPatternParser/Parser.java b/src/main/java/edu/lu/uni/serval/FixPatternParser/Parser.java
index a7bfe44..14d445c 100644
--- a/src/main/java/edu/lu/uni/serval/FixPatternParser/Parser.java
+++ b/src/main/java/edu/lu/uni/serval/FixPatternParser/Parser.java
@@ -35,7 +35,7 @@ public class Parser {
 	private String buggyTrees = "";
 	private int maxSize = 0;
 
-	public void mineFixPatterns(File prevFile, File revFile, File diffEntryFile) throws FileNotFoundException, IOException {
+	public void parseFixPatterns(File prevFile, File revFile, File diffEntryFile) throws FileNotFoundException, IOException {
 		// GumTree results
 		List<HierarchicalActionSet> gumTreeResults = new GumTreeComparer().compareTwoFilesWithGumTree(prevFile, revFile);
 		
diff --git a/src/main/java/edu/lu/uni/serval/FixPatternParser/TestParser.java b/src/main/java/edu/lu/uni/serval/FixPatternParser/TestParser.java
index 96decb7..0ffa8c4 100644
--- a/src/main/java/edu/lu/uni/serval/FixPatternParser/TestParser.java
+++ b/src/main/java/edu/lu/uni/serval/FixPatternParser/TestParser.java
@@ -35,7 +35,7 @@ public class TestParser {
 					
 					Parser parser = new Parser();
 					try {
-						parser.mineFixPatterns(prevFile, revFile, diffentryFile);
+						parser.parseFixPatterns(prevFile, revFile, diffentryFile);
 						astEditScriptsBuilder.append(parser.getAstEditScripts());
 						sourceCodeBuilder.append(parser.getPatchesSourceCode());
 					} catch (FileNotFoundException e) {
diff --git a/src/main/java/edu/lu/uni/serval/MultipleThreadsParser/ParseFixPatternActor.java b/src/main/java/edu/lu/uni/serval/MultipleThreadsParser/ParseFixPatternActor.java
index b4a7f9f..d1842b6 100644
--- a/src/main/java/edu/lu/uni/serval/MultipleThreadsParser/ParseFixPatternActor.java
+++ b/src/main/java/edu/lu/uni/serval/MultipleThreadsParser/ParseFixPatternActor.java
@@ -61,9 +61,7 @@ public class ParseFixPatternActor extends UntypedActor {
 				logger.info("Assign a task to worker #" + (i + 1) + "...");
 			}
 		} else if ("STOP".equals(message.toString())) {
-			counter ++;
-			logger.info("Worker #" + counter + " finished the work...");
-			if (counter >= numberOfWorkers) {
+			if (++ counter >= numberOfWorkers) {
 				this.getContext().stop(mineRouter);
 				this.getContext().stop(getSelf());
 				this.getContext().system().shutdown();
diff --git a/src/main/java/edu/lu/uni/serval/MultipleThreadsParser/ParseFixPatternWorker.java b/src/main/java/edu/lu/uni/serval/MultipleThreadsParser/ParseFixPatternWorker.java
index 7fd5d07..d3e5cbe 100644
--- a/src/main/java/edu/lu/uni/serval/MultipleThreadsParser/ParseFixPatternWorker.java
+++ b/src/main/java/edu/lu/uni/serval/MultipleThreadsParser/ParseFixPatternWorker.java
@@ -3,6 +3,9 @@ package edu.lu.uni.serval.MultipleThreadsParser;
 import java.io.File;
 import java.util.List;
 
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
 import akka.actor.Props;
 import akka.actor.UntypedActor;
 import akka.japi.Creator;
@@ -10,6 +13,7 @@ import edu.lu.uni.serval.FixPatternParser.Parser;
 import edu.lu.uni.serval.utils.FileHelper;
 
 public class ParseFixPatternWorker extends UntypedActor {
+	private static Logger log = LoggerFactory.getLogger(ParseFixPatternActor.class);
 	
 	private String editScriptsFilePath;
 	private String patchesSourceCodeFilePath;
@@ -45,18 +49,22 @@ public class ParseFixPatternWorker extends UntypedActor {
 				File prevFile = msgFile.getPrevFile();
 				File diffentryFile = msgFile.getDiffEntryFile();
 				Parser miner = new Parser();
-				miner.mineFixPatterns(prevFile, revFile, diffentryFile);
+				log.info("Start to parse file: " + revFile.getPath());
+				miner.parseFixPatterns(prevFile, revFile, diffentryFile);
 				editScripts.append(miner.getAstEditScripts());
 				patchesSourceCode.append(miner.getPatchesSourceCode());
 				int size = miner.getMaxSize();
 				if (size > maxSize) {
 					maxSize = size;
 				}
+				log.info("Finish of parsing file: " + revFile.getPath());
 			}
 			
-			FileHelper.outputToFile(editScriptsFilePath + "edistScripts" + msg.getId() + "_MaxSize=" + maxSize + ".list", editScripts, false);
-			FileHelper.outputToFile(patchesSourceCodeFilePath + "patches" + msg.getId() + ".list", patchesSourceCode, false);
+			int id = msg.getId();
+			FileHelper.outputToFile(editScriptsFilePath + "edistScripts" + id + "_MaxSize=" + maxSize + ".list", editScripts, false);
+			FileHelper.outputToFile(patchesSourceCodeFilePath + "patches" + id + ".list", patchesSourceCode, false);
 			
+			log.info("Worker #" + id + " finished the work...");
 			this.getSender().tell("STOP", getSelf());
 		} else {
 			unhandled(message);