[Moto Z2 Force  Questions & Answers] bennyschw:
Nope, tried it again. While flashing there are those known permission denied errors. When it should boot the "device is corrupt" screen shows up and it shuts down after a while.

But the slots changed somehow:

C:\Users\Schwe\Downloads\NASH_RETAIL_8.0.0_OPXS27.109-34-21_subsidy-DEFAULT_regulatory-DEFAULT_CFC.xml>fastboot getvar all
(bootloader) kernel: uefi
(bootloader) version-bootloader: MBM-3.0-nash_retail-43c7c77-190705
(bootloader) product: nash
(bootloader) board: nash
(bootloader) secure: yes
(bootloader) hwrev: PVT
(bootloader) radio: EMEA
(bootloader) storage-type: UFS
(bootloader) emmc: N/A
(bootloader) ufs: 64GB SAMSUNG KLUCG4J1ED-B0C1 FV=0200
(bootloader) ram: 6GB SAMSUNG LP4x DIE=12Gb M5=01 M6=06 M7=00 M8=0E
(bootloader) cpu: MSM8998 2.1 (0)
(bootloader) serialno: ZY224ZCL4C
(bootloader) cid: 0x0032
(bootloader) channelid: 0x40
(bootloader) uid: 81C2C8EF
(bootloader) securestate: flashing_locked
(bootloader) verity-state: disabled (0)
(bootloader) iswarrantyvoid: yes
(bootloader) max-download-size: 536870912
(bootloader) reason: Volume down key pressed
(bootloader) imei: 3565180808xxxxxx
(bootloader) meid:
(bootloader) date: 05-17-2018
(bootloader) sku: XT1789-06
(bootloader) carrier_sku:
(bootloader) battid: SNN5987A
(bootloader) battery-voltage: 3760
(bootloader) iccid:
(bootloader) cust_md5:
(bootloader) max-sparse-size: 268435456
(bootloader) ro.build.fingerprint[0]: motorola/nash/nash:8.0.0/OPXS27.10
(bootloader) ro.build.fingerprint[1]: 9-34-21/21:user/release-keys
(bootloader) poweroffalarm: 0
(bootloader) ro.build.version.full[0]: Blur_Version.27.481.21.nash.retai
(bootloader) ro.build.version.full[1]: l.en.US
(bootloader) ro.build.version.qcom: LA.UM.6.4.r1-04300-8x98.0
(bootloader) version-baseband: M8998_20207.117.02.41-01.02R NED
(bootloader) kernel.version[0]: Linux version 4.4.78-perf-g3c2ab17 (huds
(bootloader) kernel.version[1]: oncm@ilclbld72) (gcc version 4.9.x 20150
(bootloader) kernel.version[2]: 123 (prerelease) (GCC) ) #1 SMP PREEMPT
(bootloader) kernel.version[3]: Fri Nov 2 11:29:48 CDT 2018
(bootloader) git:abl: MBM-3.0-nash_retail-43c7c77-190705
(bootloader) git:xbl: MBM-3.0-nash_retail-4fc2afc-190705
(bootloader) git:pmic: MBM-3.0-nash_retail-4fc2afc-190705
(bootloader) git:rpm: MBM-3.0-nash_retail-404f7ba-190705
(bootloader) git:tz: MBM-3.0-nash_retail-3537781-190705
(bootloader) git:hyp: MBM-3.0-nash_retail-3537781-190705
(bootloader) git:devcfg: MBM-3.0-nash_retail-3537781-190705
(bootloader) git:cmnlib: MBM-3.0-nash_retail-3537781-190705
(bootloader) git:cmnlib64: MBM-3.0-nash_retail-3537781-190705
(bootloader) git:keymaster: MBM-3.0-nash_retail-3537781-190705
(bootloader) git:storsec: MBM-3.0-nash_retail-3537781-190705
(bootloader) git:prov: MBM-3.0-nash_retail-3537781-190705
(bootloader) frp-state: no protection (0)
(bootloader) ro.carrier: reteu
(bootloader) current-slot: a
(bootloader) running-bl-slot: _a/_a
(bootloader) running-boot-lun: 2
(bootloader) slot-count: 2
(bootloader) slot-successful:_a: no
(bootloader) slot-successful:_b: no
(bootloader) slot-unbootable:_a: no
(bootloader) slot-unbootable:_b: no
(bootloader) slot-retry-count:_a: 6
(bootloader) slot-retry-count:_b: 0
all: listed above
finished. total time: 0.274s

EDIT:

Uh, I noticed that the bootloader has also changed. Don't know whats happening here.

EDIT 2:

Is there a way to "hardbrick" the phone on purpose to do a blankflash?