import result error

[hetao92]

schema:

CREATE SPACE IF NOT EXISTS sf1(PARTITION_NUM = 24, REPLICA_FACTOR = 3, vid_type = int64);
USE sf1;
CREATE TAG IF NOT EXISTS `Comment`(`creationDate` string,`locationIP` string,`browserUsed` string,`content` string,`length` int);

comment.csv

import a file with wrong format
config

{
    "config": {
        "version": "v2",
        "description": "web console import",
        "clientSettings": {
            "concurrency": 10,
            "channelBufferSize": 128,
            "space": "sf1",
            "connection": {
                "user": "1",
                "password": "2",
                "address": "192.168.8.157:9669"
            }
        },
        "logPath": "/Users/xxx/Documents/Work/nebula-studio/tmp/upload/tmp/import.log",
        "files": [{
            "path": "/Users/xxx/Documents/Work/nebula-studio/tmp/upload/comment.csv",
            "failDataPath": "/Users/xxx/Documents/Work/nebula-studio/tmp/upload/tmp/err/数据源 1Fail.csv",
            "batchSize": 10,
            "type": "csv",
            "csv": {
                "withHeader": false,
                "withLabel": false
            },
            "schema": {
                "type": "vertex",
                "vertex": {
                    "vid": {
                        "index": 0,
                        "type": "int"
                    },
                    "tags": [{
                        "name": "Comment",
                        "props": [{
                            "name": "creationDate",
                            "type": "string",
                            "index": 1
                        }, {
                            "name": "locationIP",
                            "type": "string",
                            "index": 2
                        }, {
                            "name": "browserUsed",
                            "type": "string",
                            "index": 3
                        }, {
                            "name": "content",
                            "type": "string",
                            "index": 4
                        }, {
                            "name": "length",
                            "type": "int",
                            "index": 5
                        }]
                    }]
                }
            }
        }]
    },
    "mountPath": "/Users/xxx/Documents/Work/nebula-studio/tmp/upload"
}

read file line error, but log shows Failed(0)
comment.csv

[IanSmith123]

The cause of this issue is that the final output line only contains Insert Success and Insert Failed counting, without reading CSV failed counting.
PR #164 add a new counting to save CSV failed counting.