Program: 49491
Project: 49491
Buggy source:
boolean shouldMerge(JoinInfo joinInfo){
  boolean shouldMerge=false;
  if (joinInfo != null) {
    boolean validJoinRequest;
    try {
      try {
        validJoinRequest=node.validateJoinRequest(joinInfo);
      }
 catch (      Exception e) {
        validJoinRequest=false;
      }
      if (validJoinRequest) {
        for (        Member member : node.getClusterImpl().getMembers()) {
          MemberImpl memberImpl=(MemberImpl)member;
          if (memberImpl.getAddress().equals(joinInfo.address)) {
            logger.log(Level.FINEST,"String_Node_Str" + joinInfo.address + "String_Node_Str");
            return false;
          }
        }
        int currentMemberCount=node.getClusterImpl().getMembers().size();
        if (joinInfo.getMemberCount() > currentMemberCount) {
          logger.log(Level.INFO,node.address + "String_Node_Str" + joinInfo.address+ "String_Node_Str"+ (joinInfo.getMemberCount() + "String_Node_Str" + currentMemberCount)+ "String_Node_Str");
          logger.log(Level.FINEST,joinInfo.toString());
          shouldMerge=true;
        }
 else         if (joinInfo.getMemberCount() == currentMemberCount) {
          if (node.getThisAddress().hashCode() > joinInfo.address.hashCode()) {
            logger.log(Level.INFO,node.address + "String_Node_Str" + joinInfo.address+ "String_Node_Str"+ "String_Node_Str"+ currentMemberCount);
            logger.log(Level.FINEST,joinInfo.toString());
            shouldMerge=true;
          }
        }
      }
    }
 catch (    Throwable e) {
      logger.log(Level.SEVERE,e.getMessage(),e);
      return false;
    }
  }
  return shouldMerge;
}

Fixed version (ground truth):
boolean shouldMerge(JoinInfo joinInfo){
  boolean shouldMerge=false;
  if (joinInfo != null) {
    boolean validJoinRequest;
    try {
      try {
        validJoinRequest=node.validateJoinRequest(joinInfo);
      }
 catch (      Exception e) {
        logger.log(Level.FINEST,e.getMessage());
        validJoinRequest=false;
      }
      if (validJoinRequest) {
        for (        Member member : node.getClusterImpl().getMembers()) {
          MemberImpl memberImpl=(MemberImpl)member;
          if (memberImpl.getAddress().equals(joinInfo.address)) {
            logger.log(Level.FINEST,"String_Node_Str" + joinInfo.address + "String_Node_Str");
            return false;
          }
        }
        int currentMemberCount=node.getClusterImpl().getMembers().size();
        if (joinInfo.getMemberCount() > currentMemberCount) {
          logger.log(Level.INFO,node.address + "String_Node_Str" + joinInfo.address+ "String_Node_Str"+ (joinInfo.getMemberCount() + "String_Node_Str" + currentMemberCount)+ "String_Node_Str");
          logger.log(Level.FINEST,joinInfo.toString());
          shouldMerge=true;
        }
 else         if (joinInfo.getMemberCount() == currentMemberCount) {
          if (node.getThisAddress().hashCode() > joinInfo.address.hashCode()) {
            logger.log(Level.INFO,node.address + "String_Node_Str" + joinInfo.address+ "String_Node_Str"+ "String_Node_Str"+ currentMemberCount);
            logger.log(Level.FINEST,joinInfo.toString());
            shouldMerge=true;
          }
 else {
            logger.log(Level.FINEST,joinInfo.address + "String_Node_Str" + "String_Node_Str"+ "String_Node_Str"+ currentMemberCount);
          }
        }
      }
    }
 catch (    Throwable e) {
      logger.log(Level.SEVERE,e.getMessage(),e);
      return false;
    }
  }
  return shouldMerge;
}