Q mobile i6 metal one spd 7731 fac file backup faild

[Arslanmayo]

12:44:03 Current Task: Backup Factory Files>>SC7730/31 EMMC
12:44:03 Operation:
1.Remove battery and insert battery back.
2.Press and hold 'VolumeUp' and 'VolumeDown' keys.
3.Please insert USB cable within 60 seconds.
12:44:03 Analysis of USB port,Please insert phone USB cable.
12:44:29 Internal version: SPRD3
12:44:29 Boot downloading...
12:44:40 INFERNO SPRD 773X bootloader v5.0
12:44:40 Boot downloading...
12:44:43 Reading partInfo
12:44:43 Operation:
1.Remove battery and insert battery back.
2.Press and hold 'VolumeUp' and 'VolumeDown' keys.
3.Please insert USB cable within 60 seconds.
12:44:43 Analysis of USB port,Please insert phone USB cable.
12:45:07 Internal version: SPRD3
12:45:07 Boot downloading...
12:45:18 INFERNO SPRD 773X bootloader v5.0
12:45:18 Boot downloading...
12:45:21 CPU TYPE[i6_Metal_ONE]
12:45:21 The storage path is E:\Box softwear\Volcano Box\InfernoTool_SPD_NI_Volcano_V1.1.9_20170623\SPD _Vol_NI\_download124521
12:45:21 Reading prodnv.img
12:45:23 Reading wmodem.img
12:45:29 Reading wdsp.img
12:45:30 Reading wfixnv1.img
12:45:31 Reading wcnmodem.img
12:45:32 Reading wcnfixnv1.img
12:45:33 Reading logo.img
12:45:34 Reading fbootlogo.img
12:45:34 Reading boot.img
12:45:41 Reading system.img
12:45:46 Reading persist.img
12:45:47 Reading sysinfo.img
12:45:50 Reading cache.img
12:45:52 Reading cache failed.