=== LOG ===
Waiting For Device Connection... 
USB PORT: SPRD U2S Diag (COM6)
Port: SPRD U2S Diag (COM6)
Manufacturer: UNISOC Communications Inc.
OPEN COM PORT... OK
Waiting for server........ OK
Handshake NAND_FDL... OK
Boot version: SPRD3
Sending payload... OK
Sending preloader... OK
Sending nand_fdl loader... OK
Read Build Prop Info... OK
 Brand: LAVA
 Model: IRIS51
 Product: IRIS51
 Manufacturer: LAVA
 Android Version: 8.1.0 (Oreo)
 Security Patch: 2020-10-05
 Build ID: OPM2.171019.012
 Build Date: TUE OCT 20 09:20:03 CST 2020
 Display ID: LAVA_IRIS51_1_8_S130_INT_20J20
 Fingerprint: LAVA/IRIS51/IRIS51:8.1.0/OPM2.171019.012/42209:USER/RELEASE-KEYS
 Base OS: LAVA/IRIS51/IRIS51:8.1.0/OPM2.171019.012/26113:USER/RELEASE-KEYS
 Build: 42209
Read Internal Storage Info... OK
USERDATA: 5.33 GB
USERDATA: ENCRYPTED
Waiting for server........ OK
Backup important partitions
  Backup persist... OK
RESET FRP... OK
Rebooting... OK
Elapsed Time: 30 secs, 109 msecs