[Moto G6 Questions & Answers] WoKoschekk:
As I can see in your log file

**** Log buffer [000001] 2020-10-07_15:47:05 ****

[ -0.000] Opening device: \\.\COM330

[ 0.005] Detecting device

[ 4.108] ERROR: sahara_greet_device()->change_mode()->do_hello()->IO error

[ 4.108] Check qboot_log.txt for more details

[ 4.108] Total time: 4.752s

[ 4.121]

[ 4.121] qboot version 3.40

[ 4.121]

[ 4.121] DEVICE {

[ 4.121] name = "\\.\COM330",

[ 4.121] flags = "0x64",

[ 4.121] addr = "0x28FE6C",

[ 4.121] api.bnr = "0x3F2FE8",

[ 4.121] }

[ 4.121]

[ 4.121]

[ 4.121] Backup & Restore {

[ 4.121] num_entries = 0,

[ 4.121] restoring = "false",

[ 4.121] backup_error = "not started",

[ 4.121] restore_error = "not started",

[ 4.121] }

[ 4.121]

**** Log buffer [000001] 2020-10-07_15:47:57 ****

[ 0.000] Opening device: \\.\COM330

[ 0.003] Detecting device

[ 0.006] ...cpu.id = 154 (0x9a)

[ 0.006] ...cpu.sn = 620430478 (0x24fb048e)

[ 0.006] Opening singleimage

[ 0.057] Loading package

[ 0.060] ...filename = singleimage.pkg.xml

[ 0.061] Loading programmer

[ 0.068] ...filename = programmer.mbn

[ 0.068] Sending programmer

[ 0.316] Handling things over to programmer

[ 0.317] Identifying CPU version

[ 0.319] Waiting for firehose to get ready

[ 3.396] ...MSM8953 1.1

[ 3.396] Determining target secure state

[ 3.398] ...secure = yes

[ 3.410] Configuring device...

[ 3.416] Flashing GPT...

[ 3.416] Flashing partition:0 with gpt_main0.bin

[ 3.417] Initializing storage

[ 3.436] ...blksz = 512

[ 3.577] ReadFile() failed, GetLastError()=0

[ 3.627] ReadFile() failed, GetLastError()=0

[ 3.677] ReadFile() failed, GetLastError()=0

[ 3.858] ReadFile() failed, GetLastError()=0

[ 7.897] ERROR: do_package()->do_recipe()->do_flash()->gpt_flash()->lun_write()->storage_write()->firehose_do_fmt()->do_recipe()->do_program()->fh_send()->send_command()->read_response()->buffer_read()->device_read()->IO error

[ 7.897] Check qboot_log.txt for more details

[ 7.897] Total time: 7.898s

[ 7.897]

[ 7.897] qboot version 3.40

[ 7.897]

[ 7.897] DEVICE {

[ 7.897] name = "\\.\COM330",

[ 7.897] flags = "0x144",

[ 7.897] addr = "0x28FE6C",

[ 7.897] sahara.current_mode = "0",

[ 7.897] api.buffer = "0x24D0020",

[ 7.897] cpu.serial = "620430478",

[ 7.897] cpu.id = "154",

[ 7.897] cpu.sv_sbl = "0",

[ 7.897] cpu.name = "MSM8953",

[ 7.897] storage.type = "eMMC",

[ 7.897] sahara.programmer = "programmer.mbn",

[ 7.897] module.firehose = "0x2424828",

[ 7.897] api.firehose = "0x3CDD78",

[ 7.897] cpu.ver = "257",

[ 7.897] cpu.vername = "1.1",

[ 7.897] fh.max_packet_sz = "1048576",

[ 7.897] fh.storage_inited = "1",

[ 7.897] api.storage = "0x3C9B60",

[ 7.897] }

[ 7.897]

[ 7.897]

[ 7.897] STORAGE {

[ 7.897] type = "eMMC",

[ 7.897] part = "(null)",

[ 7.897] blksz = 512 (0x200),

[ 7.897] num_luns = 3,

[ 7.897] luns[00] = {

[ 7.897] size = 29820M,

[ 7.897] }

[ 7.897] luns[01] = {

[ 7.897] size = 4M,

[ 7.897] }

[ 7.897] luns[02] = {

[ 7.897] size = 4M,

[ 7.897] }

[ 7.897] }

[ 7.897]

**** Log buffer [000001] 2020-10-07_15:49:16 ****

[ 0.000] Opening device: \\.\COM330

[ 0.003] Detecting device

[ 0.006] ...cpu.id = 154 (0x9a)

[ 0.006] ...cpu.sn = 620430478 (0x24fb048e)

[ 0.007] Opening singleimage

[ 0.007] Loading package

[ 0.010] ...filename = singleimage.pkg.xml

[ 0.011] Loading programmer

[ 0.012] ...filename = programmer.mbn

[ 0.012] Sending programmer

[ 0.440] Handling things over to programmer

[ 0.441] Identifying CPU version

[ 0.443] Waiting for firehose to get ready

[ 3.482] ...MSM8953 1.1

[ 3.482] Determining target secure state

[ 3.491] ...secure = yes

[ 3.504] Configuring device...

[ 3.509] Flashing GPT...

[ 3.509] Flashing partition:0 with gpt_main0.bin

[ 3.510] Initializing storage

[ 3.528] ...blksz = 512

[ 3.612] Target NAK!

[ 3.613] ...Write failed Sector 61071327, Errno 1

[ 3.613] ...Finished sector address 61071327

[ 3.613] ERROR: do_package()->do_recipe()->do_flash()->gpt_flash()->lun_write()->storage_write()->firehose_do_fmt()->do_recipe()->NAK

[ 3.613] Check qboot_log.txt for more details

[ 3.613] Total time: 3.614s

[ 3.613]

[ 3.613] qboot version 3.40

[ 3.613]

[ 3.613] DEVICE {

[ 3.613] name = "\\.\COM330",

[ 3.613] flags = "0x144",

[ 3.613] addr = "0x28FE6C",

[ 3.613] sahara.current_mode = "0",

[ 3.613] api.buffer = "0x5C0020",

[ 3.613] cpu.serial = "620430478",

[ 3.613] cpu.id = "154",

[ 3.613] cpu.sv_sbl = "0",

[ 3.613] cpu.name = "MSM8953",

[ 3.613] storage.type = "eMMC",

[ 3.613] sahara.programmer = "programmer.mbn",

[ 3.613] module.firehose = "0x474828",

[ 3.613] api.firehose = "0x39DD70",

[ 3.613] cpu.ver = "257",

[ 3.613] cpu.vername = "1.1",

[ 3.613] fh.max_packet_sz = "1048576",

[ 3.613] fh.storage_inited = "1",

[ 3.613] api.storage = "0x47ED98",

[ 3.613] }

[ 3.613]

[ 3.613]

[ 3.613] STORAGE {

[ 3.613] type = "eMMC",

[ 3.613] part = "(null)",

[ 3.613] blksz = 512 (0x200),

[ 3.613] num_luns = 3,

[ 3.613] luns[00] = {

[ 3.613] size = 29820M,

[ 3.613] }

[ 3.613] luns[01] = {

[ 3.613] size = 4M,

[ 3.613] }

[ 3.613] luns[02] = {

[ 3.613] size = 4M,

[ 3.613] }

[ 3.613] }

your device/bootloader seems to be locked (secure=yes)?

I'm not an expert in blank flash procedures but it's not possible for the programm to flash any data (marked red in log file).

I din't know how to fix this. Maybe the reason is a locked bootloader?

Did you try the LMSA tool?