var fileId = file.create({
            name: generateFilename(opts),
            fileType: file.Type.CSV,
            folder: opts.folderId,
            contents: "\n"
        }).save();

        var searchTask = task.create({taskType: task.TaskType.SEARCH});
        searchTask.savedSearchId = opts.searchId;
        searchTask.fileId = fileId;
        searchTask.submit();