1-identify.................

Connection status: XHCI:HUB3:USB 2.0 High-Speed
Interface: UFI High-Speed
Serial number: 0011-8840-5885
Boot version: 1.04, FW version: 1.12 (Jun 7 2018 00:06:47)
Insertion test... Done.
VCCQ not properly connected
Init bus...
VCC: 3.3 V, VCCQ: 1.8 V
Bus: 1 bit (SDR 4MHz)
Access mode: sector mode
Power supply: dual-voltage (1.70-1.95V, 2.7-3.6V)
Card/BGA: BGA (Discrete embedded) - High density MMC
Manufacturer ID: 0x15 (Samsung)
Product name: QE63MB (0x514536334d42), rev: 0x06, serial number: 0xCB61D2A7
Manufacturing date: Oct 2018
CID: 15010051 4536334D 4206CB61 D2A7A588
CSD: D0270132 0F5903FF F6DBFFEF 8E40400C
EXT_CSD revision: 1.8 (MMC v5.1)
Partition info:
Boot1: 4096 KiB
Boot2: 4096 KiB
RPMB: 4096 KiB
User area: 14.56 GiB(15,634,268,160 bytes)
Cache size: 64 MiB
Hardware reset function: 1
Partition configuration: 0x38
No boot acknowledge is sent (default)
User area is enabled for boot
Partitioning support: 0x07
Device support partitioning feature
Device can have enhanced technological features
Device partitioning possible
Boot configuration protection: 0x00
Boot bus conditions: 0x00
Boot area write protection: 0x00
Power-on write protection: possible
Permanent write protection: possible
Lock status: not locked

ANDROID System Info:
platform: msm8953, cpu abi: arm64-v8a
manufacturer: OPPO
board: msm8953, name: RMX1811
brand: OPPO, model: RMX1811(Realme C1)
build id: OPM1.171019.026, version: 8.1.0 Oreo (RMX1811EX_11_A.14)
build description: S88051AA1-user 8.1.0 OPM1.171019.026 eng.root.20180930.004826 release-keys

crypto state: encrypted?
Custom moviNAND command is not supported for this device(MMC51).
Selected: [SAMSUNG] KMQE60013M-B318/16GB+LPDDR3 16Gb (BGA221)

2-factory reset

Factory Reset...
Creating filesystem... Done.
Writing cache... Wrote 60110774 blocks, expected to write 65536 blocks
Done.
Creating filesystem... Done.
Writing userdata... Unknown chunk type 0x0000 at 0x00C530C4
Wrote 50103937 blocks, expected to write 2393595 blocks
Done.
Done.

3-clear user lock

Scanning "/data" partition... Done.
Clear User Lock... error: failed to mount fs (encrypted block?) !
failed
plz...help expert........for this topic