I keep getting this message when the crawl done

(from github.com/rhayun)

--- Server Info ---
Host Name: iblindexv01

--- Web/FileSystem Crawler ---
Start Time: 2018-06-19T20:00:08.481+0300
End Time:   2018-06-22T21:14:48.465+0300
Exec Time:  263679963 ms

--- Web/FileSystem Indexer ---
Exec Time:  36308039 ms
Num of Doc: 9385 docs

--- Data Store Crawler ---
Start Time: 
End Time:   
Exec Time:  0 ms

--- Data Store Indexer ---
Exec Time:  0 ms
Num of Doc: 0 docs

--- Total ---
Start Time: 2018-06-19T20:00:08.460+0300
End Time:   2018-06-22T21:14:48.466+0300
Exec Time:  263680006 ms
Status:     fail

Why it’s fail. How can I debug it?


(from github.com/marevol)
Did you check log files?