Stderr output

<core_client_version>7.20.2</core_client_version>
<![CDATA[
<message>
Unspecified error
 (0x80004005) - exit code 2147500037 (0x80004005)</message>
<stderr_txt>
2023-06-03 11:13:40 (9372): Detected: vboxwrapper 26206
2023-06-03 11:13:40 (9372): Detected: BOINC client v7.20.2
2023-06-03 11:13:41 (9372): Detected: VirtualBox VboxManage Interface (Version: 6.1.34)
2023-06-03 11:13:41 (9372): Detected: Heartbeat check (file: 'heartbeat' every 1200.000000 seconds)
2023-06-03 11:13:41 (9372): Successfully copied 'init_data.xml' to the shared directory.
2023-06-03 11:13:42 (9372): Create VM. (boinc_5ef4b9e7d9a1f9c7, slot#26)
2023-06-03 11:13:42 (9372): Setting Memory Size for VM. (2792MB)
2023-06-03 11:13:43 (9372): Setting CPU Count for VM. (2)
2023-06-03 11:13:43 (9372): Setting Chipset Options for VM.
2023-06-03 11:13:43 (9372): Setting Graphics Controller Options for VM.
2023-06-03 11:13:43 (9372): Setting Boot Options for VM.
2023-06-03 11:13:44 (9372): Setting Network Configuration for NAT.
2023-06-03 11:13:44 (9372): Enabling VM Network Access.
2023-06-03 11:13:44 (9372): Disabling USB Support for VM.
2023-06-03 11:13:44 (9372): Disabling COM Port Support for VM.
2023-06-03 11:13:45 (9372): Disabling LPT Port Support for VM.
2023-06-03 11:13:45 (9372): Disabling Audio Support for VM.
2023-06-03 11:13:45 (9372): Disabling Clipboard Support for VM.
2023-06-03 11:13:46 (9372): Disabling Drag and Drop Support for VM.
2023-06-03 11:13:46 (9372): Adding storage controller(s) to VM.
2023-06-03 11:13:46 (9372): Adding virtual disk drive to VM. (CMS_2022_09_07.vdi)
2023-06-03 11:13:47 (9372): Adding VirtualBox Guest Additions to VM.
2023-06-03 11:13:47 (9372): Adding network bandwidth throttle group to VM. (Defaulting to 1024GB)
2023-06-03 11:13:48 (9372): forwarding host port 50782 to guest port 80
2023-06-03 11:13:48 (9372): Enabling remote desktop for VM.
2023-06-03 11:13:48 (9372): Required extension pack not installed, remote desktop not enabled.
2023-06-03 11:13:48 (9372): Enabling shared directory for VM.
2023-06-03 11:13:49 (9372): Starting VM using VBoxManage interface. (boinc_5ef4b9e7d9a1f9c7, slot#26)
2023-06-03 11:13:52 (9372): Error in start VM for VM: -2147467259
Command:
VBoxManage -q startvm "boinc_5ef4b9e7d9a1f9c7" --type headless
Output:
Waiting for VM "boinc_5ef4b9e7d9a1f9c7" to power on...
VBoxManage.exe: error: Not in a hypervisor partition (HVP=0) (VERR_NEM_NOT_AVAILABLE).
VBoxManage.exe: error: AMD-V is disabled in the BIOS (or by the host OS) (VERR_SVM_DISABLED)
VBoxManage.exe: error: Details: code E_FAIL (0x80004005), component ConsoleWrap, interface IConsole

2023-06-03 11:13:52 (9372): VM failed to start.
2023-06-03 11:13:52 (9372): Could not start 
2023-06-03 11:13:52 (9372): ERROR: VM failed to start
2023-06-03 11:13:52 (9372): Powering off VM.
2023-06-03 11:13:52 (9372): Deregistering VM. (boinc_5ef4b9e7d9a1f9c7, slot#26)
2023-06-03 11:13:52 (9372): Removing network bandwidth throttle group from VM.
2023-06-03 11:13:52 (9372): Removing VM from VirtualBox.

    Hypervisor System Log:

00:00:01.834148          Saving settings file "C:\ProgramData\BOINC\slots\26\boinc_5ef4b9e7d9a1f9c7\boinc_5ef4b9e7d9a1f9c7.vbox" with version "1.16-windows"
00:00:02.102980          Saving settings file "C:\ProgramData\BOINC\slots\26\boinc_5ef4b9e7d9a1f9c7\boinc_5ef4b9e7d9a1f9c7.vbox" with version "1.16-windows"
00:00:02.367895          Saving settings file "C:\ProgramData\BOINC\slots\26\boinc_5ef4b9e7d9a1f9c7\boinc_5ef4b9e7d9a1f9c7.vbox" with version "1.16-windows"
00:00:02.629123          Saving settings file "C:\ProgramData\BOINC\slots\26\boinc_5ef4b9e7d9a1f9c7\boinc_5ef4b9e7d9a1f9c7.vbox" with version "1.16-windows"
00:00:02.896758          Saving settings file "C:\ProgramData\BOINC\slots\26\boinc_5ef4b9e7d9a1f9c7\boinc_5ef4b9e7d9a1f9c7.vbox" with version "1.16-windows"
00:00:03.166922          Saving settings file "C:\ProgramData\BOINC\slots\26\boinc_5ef4b9e7d9a1f9c7\boinc_5ef4b9e7d9a1f9c7.vbox" with version "1.16-windows"
00:00:03.427587          Saving settings file "C:\ProgramData\BOINC\slots\26\boinc_5ef4b9e7d9a1f9c7\boinc_5ef4b9e7d9a1f9c7.vbox" with version "1.16-windows"
00:00:03.698497          Saving settings file "C:\ProgramData\BOINC\slots\26\boinc_5ef4b9e7d9a1f9c7\boinc_5ef4b9e7d9a1f9c7.vbox" with version "1.16-windows"
00:00:03.964186          Saving settings file "C:\ProgramData\BOINC\slots\26\boinc_5ef4b9e7d9a1f9c7\boinc_5ef4b9e7d9a1f9c7.vbox" with version "1.16-windows"
00:00:04.225012          Saving settings file "C:\ProgramData\BOINC\slots\26\boinc_5ef4b9e7d9a1f9c7\boinc_5ef4b9e7d9a1f9c7.vbox" with version "1.16-windows"
00:00:04.516147          Saving settings file "C:\ProgramData\BOINC\slots\26\boinc_5ef4b9e7d9a1f9c7\boinc_5ef4b9e7d9a1f9c7.vbox" with version "1.16-windows"
00:00:04.794351          Saving settings file "C:\ProgramData\BOINC\slots\26\boinc_5ef4b9e7d9a1f9c7\boinc_5ef4b9e7d9a1f9c7.vbox" with version "1.16-windows"
00:00:05.051103          Saving settings file "C:\ProgramData\BOINC\slots\26\boinc_5ef4b9e7d9a1f9c7\boinc_5ef4b9e7d9a1f9c7.vbox" with version "1.16-windows"
00:00:05.319399          Saving settings file "C:\ProgramData\BOINC\slots\26\boinc_5ef4b9e7d9a1f9c7\boinc_5ef4b9e7d9a1f9c7.vbox" with version "1.16-windows"
00:00:05.851253          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={85632c68-b5bb-4316-a900-5eb28d3413df} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 0 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
00:00:05.852988          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={85632c68-b5bb-4316-a900-5eb28d3413df} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 0 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
00:00:05.853168          Saving settings file "C:\Users\peter\.VirtualBox\VirtualBox.xml" with version "1.12-windows"
00:00:05.869062          Saving settings file "C:\ProgramData\BOINC\slots\26\boinc_5ef4b9e7d9a1f9c7\boinc_5ef4b9e7d9a1f9c7.vbox" with version "1.16-windows"
00:00:06.118802          Saving settings file "C:\ProgramData\BOINC\slots\26\boinc_5ef4b9e7d9a1f9c7\boinc_5ef4b9e7d9a1f9c7.vbox" with version "1.16-windows"
00:00:06.378716          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={85632c68-b5bb-4316-a900-5eb28d3413df} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 0 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
00:00:06.379691          Saving settings file "C:\ProgramData\BOINC\slots\26\boinc_5ef4b9e7d9a1f9c7\boinc_5ef4b9e7d9a1f9c7.vbox" with version "1.16-windows"
00:00:06.397127          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={85632c68-b5bb-4316-a900-5eb28d3413df} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 0 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
00:00:06.399350          Saving settings file "C:\ProgramData\BOINC\slots\26\boinc_5ef4b9e7d9a1f9c7\boinc_5ef4b9e7d9a1f9c7.vbox" with version "1.16-windows"
00:00:06.415100          Saving settings file "C:\ProgramData\BOINC\slots\26\boinc_5ef4b9e7d9a1f9c7\boinc_5ef4b9e7d9a1f9c7.vbox" with version "1.16-windows"
00:00:06.645677          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={85632c68-b5bb-4316-a900-5eb28d3413df} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 1 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
00:00:06.655961          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={85632c68-b5bb-4316-a900-5eb28d3413df} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 1 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
00:00:06.656114          Saving settings file "C:\Users\peter\.VirtualBox\VirtualBox.xml" with version "1.12-windows"
00:00:06.673658          Saving settings file "C:\Users\peter\.VirtualBox\VirtualBox.xml" with version "1.12-windows"
00:00:06.688695          Saving settings file "C:\ProgramData\BOINC\slots\26\boinc_5ef4b9e7d9a1f9c7\boinc_5ef4b9e7d9a1f9c7.vbox" with version "1.16-windows"
00:00:06.911273          Saving settings file "C:\ProgramData\BOINC\slots\26\boinc_5ef4b9e7d9a1f9c7\boinc_5ef4b9e7d9a1f9c7.vbox" with version "1.16-windows"
00:00:07.178775          Saving settings file "C:\ProgramData\BOINC\slots\26\boinc_5ef4b9e7d9a1f9c7\boinc_5ef4b9e7d9a1f9c7.vbox" with version "1.16-windows"
00:00:07.709928          Saving settings file "C:\ProgramData\BOINC\slots\26\boinc_5ef4b9e7d9a1f9c7\boinc_5ef4b9e7d9a1f9c7.vbox" with version "1.16-windows"
00:00:07.984465          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={85632c68-b5bb-4316-a900-5eb28d3413df} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 2 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
00:00:07.984613          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={85632c68-b5bb-4316-a900-5eb28d3413df} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 2 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
00:00:07.993245          ERROR [COM]: aRC=E_FAIL (0x80004005) aIID={85632c68-b5bb-4316-a900-5eb28d3413df} aComponent={SessionMachine} aText={This machine does not have any snapshots}, preserve=false aResultDetail=0
00:00:08.242481          Launched VM: 75850144 pid: 12524 (0x30ec) frontend: headless name: boinc_5ef4b9e7d9a1f9c7
00:00:11.007955          Saving settings file "C:\ProgramData\BOINC\slots\26\boinc_5ef4b9e7d9a1f9c7\boinc_5ef4b9e7d9a1f9c7.vbox" with version "1.16-windows"
00:00:11.077428          ERROR [COM]: aRC=E_FAIL (0x80004005) aIID={85632c68-b5bb-4316-a900-5eb28d3413df} aComponent={SessionMachine} aText={This machine does not have any snapshots}, preserve=false aResultDetail=0
00:00:11.384551          ERROR [COM]: aRC=VBOX_E_INVALID_OBJECT_STATE (0x80bb0007) aIID={85632c68-b5bb-4316-a900-5eb28d3413df} aComponent={MachineWrap} aText={Cannot unregister the machine 'boinc_5ef4b9e7d9a1f9c7' while it is locked}, preserve=false aResultDetail=0
00:00:12.660602          Saving settings file "C:\Users\peter\.VirtualBox\VirtualBox.xml" with version "1.12-windows"
00:00:17.668032 main     VirtualBox: object deletion starts
00:00:17.668079 main     ERROR [COM]: aRC=VBOX_E_OBJECT_IN_USE (0x80bb000c) aIID={ad47ad09-787b-44ab-b343-a082a3f2dfb1} aComponent={MediumWrap} aText={Medium 'C:\Users\peter\VirtualBox VMs\VM5\VM5.vdi' cannot be closed because it is still attached to 1 virtual machines}, preserve=false aResultDetail=0
00:00:17.669282 main     HostDnsMonitor: shutting down ...
00:00:17.669301 main     HostDnsMonitor: shut down
00:00:17.670546 Watcher  ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={d0a0163f-e254-4e5b-a1f2-011cf991c38d} aComponent={VirtualBoxWrap} aText={The object is not ready}, preserve=false aResultDetail=0
00:00:17.670687 main     VirtualBox: object deleted

    VM Execution Log:


    VM Startup Log:


    VM Trace Log:

D Ryzen 9 3900X 12-Core Processor
Processor#19 speed: unknown
Processor#19 description: AMD Ryzen 9 3900X 12-Core Processor
Processor#20 speed: unknown
Processor#20 description: AMD Ryzen 9 3900X 12-Core Processor
Processor#21 speed: unknown
Processor#21 description: AMD Ryzen 9 3900X 12-Core Processor
Processor#22 speed: unknown
Processor#22 description: AMD Ryzen 9 3900X 12-Core Processor
Processor#23 speed: unknown
Processor#23 description: AMD Ryzen 9 3900X 12-Core Processor
Memory size: 32715 MByte
Memory available: 29065 MByte
Operating system: Windows 10
Operating system version: 10.0.19045

2023-06-03 11:13:41 (9372): 
Command: VBoxManage -q showvminfo "boinc_5ef4b9e7d9a1f9c7" --machinereadable 
Exit Code: -2135228415
Output:
VBoxManage.exe: error: Could not find a registered machine named 'boinc_5ef4b9e7d9a1f9c7'
VBoxManage.exe: error: Details: code VBOX_E_OBJECT_NOT_FOUND (0x80bb0001), component VirtualBoxWrap, interface IVirtualBox, callee IUnknown
VBoxManage.exe: error: Context: "FindMachine(Bstr(VMNameOrUuid).raw(), machine.asOutParam())" at line 2733 of file VBoxManageInfo.cpp

2023-06-03 11:13:42 (9372): 
Command: VBoxManage -q showhdinfo "C:\ProgramData\BOINC\slots\26/vm_image.vdi" 
Exit Code: -2135228412
Output:
VBoxManage.exe: error: Could not find file for the medium 'C:\ProgramData\BOINC\slots\26\vm_image.vdi' (VERR_FILE_NOT_FOUND)
VBoxManage.exe: error: Details: code VBOX_E_FILE_ERROR (0x80bb0004), component MediumWrap, interface IMedium, callee IUnknown
VBoxManage.exe: error: Context: "OpenMedium(Bstr(pszFilenameOrUuid).raw(), enmDevType, enmAccessMode, fForceNewUuidOnOpen, pMedium.asOutParam())" at line 191 of file VBoxManageDisk.cpp

2023-06-03 11:13:42 (9372): 
Command: VBoxManage -q createvm --name "boinc_5ef4b9e7d9a1f9c7" --basefolder "C:\ProgramData\BOINC\slots\26" --ostype "Linux26_64" --register
Exit Code: 0
Output:
Virtual machine 'boinc_5ef4b9e7d9a1f9c7' is created and registered.
UUID: 61261087-d4e0-4aec-b743-f28053aab8a3
Settings file: 'C:\ProgramData\BOINC\slots\26\boinc_5ef4b9e7d9a1f9c7\boinc_5ef4b9e7d9a1f9c7.vbox'

2023-06-03 11:13:42 (9372): 
Command: VBoxManage -q modifyvm "boinc_5ef4b9e7d9a1f9c7" --description "CMS_3466870_1685597331.411814_0" 
Exit Code: 0
Output:

2023-06-03 11:13:43 (9372): 
Command: VBoxManage -q modifyvm "boinc_5ef4b9e7d9a1f9c7" --memory 2792 
Exit Code: 0
Output:

2023-06-03 11:13:43 (9372): 
Command: VBoxManage -q modifyvm "boinc_5ef4b9e7d9a1f9c7" --cpus 2 
Exit Code: 0
Output:

2023-06-03 11:13:43 (9372): 
Command: VBoxManage -q modifyvm "boinc_5ef4b9e7d9a1f9c7" --acpi on --ioapic on --rtcuseutc off 
Exit Code: 0
Output:

2023-06-03 11:13:43 (9372): 
Command: VBoxManage -q modifyvm "boinc_5ef4b9e7d9a1f9c7" --vram 16 --graphicscontroller VBoxVGA 
Exit Code: 0
Output:

2023-06-03 11:13:44 (9372): 
Command: VBoxManage -q modifyvm "boinc_5ef4b9e7d9a1f9c7" --boot1 disk --boot2 dvd --boot3 none --boot4 none 
Exit Code: 0
Output:

2023-06-03 11:13:44 (9372): 
Command: VBoxManage -q modifyvm "boinc_5ef4b9e7d9a1f9c7" --nic1 nat --natdnsproxy1 on --cableconnected1 off 
Exit Code: 0
Output:

2023-06-03 11:13:44 (9372): 
Command: VBoxManage -q modifyvm "boinc_5ef4b9e7d9a1f9c7" --cableconnected1 on 
Exit Code: 0
Output:

2023-06-03 11:13:44 (9372): 
Command: VBoxManage -q modifyvm "boinc_5ef4b9e7d9a1f9c7" --usb off 
Exit Code: 0
Output:

2023-06-03 11:13:45 (9372): 
Command: VBoxManage -q modifyvm "boinc_5ef4b9e7d9a1f9c7" --uart1 off --uart2 off 
Exit Code: 0
Output:

2023-06-03 11:13:45 (9372): 
Command: VBoxManage -q modifyvm "boinc_5ef4b9e7d9a1f9c7" --lpt1 off --lpt2 off 
Exit Code: 0
Output:

2023-06-03 11:13:45 (9372): 
Command: VBoxManage -q modifyvm "boinc_5ef4b9e7d9a1f9c7" --audio none 
Exit Code: 0
Output:

2023-06-03 11:13:46 (9372): 
Command: VBoxManage -q modifyvm "boinc_5ef4b9e7d9a1f9c7" --clipboard disabled 
Exit Code: 0
Output:

2023-06-03 11:13:46 (9372): 
Command: VBoxManage -q modifyvm "boinc_5ef4b9e7d9a1f9c7" --draganddrop disabled 
Exit Code: 0
Output:

2023-06-03 11:13:46 (9372): 
Command: VBoxManage -q storagectl "boinc_5ef4b9e7d9a1f9c7" --name "Hard Disk Controller" --add "sata" --controller "IntelAHCI" --hostiocache off --portcount 3
Exit Code: 0
Output:

2023-06-03 11:13:46 (9372): 
Command: VBoxManage -q showhdinfo "C:\ProgramData\BOINC/projects/lhcathomedev.cern.ch_lhcathome-dev/CMS_2022_09_07.vdi" 
Exit Code: 0
Output:
UUID:           8fb925ef-3497-4bfb-88e3-bbab2930787f
Parent UUID:    base
State:          created
Type:           normal (base)
Location:       C:\ProgramData\BOINC\projects\lhcathomedev.cern.ch_lhcathome-dev\CMS_2022_09_07.vdi
Storage format: VDI
Format variant: dynamic default
Capacity:       20480 MBytes
Size on disk:   3854 MBytes
Encryption:     disabled
Property:       AllocationBlockSize=1048576

2023-06-03 11:13:47 (9372): 
Command: VBoxManage -q storageattach "boinc_5ef4b9e7d9a1f9c7" --storagectl "Hard Disk Controller" --port 0 --device 0 --type hdd --medium "C:\ProgramData\BOINC/projects/lhcathomedev.cern.ch_lhcathome-dev/CMS_2022_09_07.vdi" 
Exit Code: 0
Output:

2023-06-03 11:13:47 (9372): 
Command: VBoxManage -q storageattach "boinc_5ef4b9e7d9a1f9c7" --storagectl "Hard Disk Controller" --port 0 --device 0 --type hdd --medium none 
Exit Code: 0
Output:

2023-06-03 11:13:47 (9372): 
Command: VBoxManage -q storageattach "boinc_5ef4b9e7d9a1f9c7" --storagectl "Hard Disk Controller" --port 0 --device 0 --type hdd --mtype multiattach --medium "C:\ProgramData\BOINC/projects/lhcathomedev.cern.ch_lhcathome-dev/CMS_2022_09_07.vdi" 
Exit Code: 0
Output:

2023-06-03 11:13:47 (9372): 
Command: VBoxManage -q storageattach "boinc_5ef4b9e7d9a1f9c7" --storagectl "Hard Disk Controller" --port 1 --device 0 --type dvddrive --medium "C:\Program Files\Oracle\VirtualBox/VBoxGuestAdditions.iso" 
Exit Code: 0
Output:

2023-06-03 11:13:48 (9372): 
Command: VBoxManage -q bandwidthctl "boinc_5ef4b9e7d9a1f9c7" add "boinc_5ef4b9e7d9a1f9c7_net" --type network --limit 1024G 
Exit Code: 0
Output:

2023-06-03 11:13:48 (9372): 
Command: VBoxManage -q modifyvm "boinc_5ef4b9e7d9a1f9c7" --natpf1 ",tcp,127.0.0.1,50782,,80" 
Exit Code: 0
Output:

2023-06-03 11:13:48 (9372): 
Command: VBoxManage -q list extpacks
Exit Code: 0
Output:
Extension Packs: 0

2023-06-03 11:13:48 (9372): 
Command: VBoxManage -q sharedfolder add "boinc_5ef4b9e7d9a1f9c7" --name "shared" --hostpath "C:\ProgramData\BOINC\slots\26/shared"
Exit Code: 0
Output:

2023-06-03 11:13:52 (9372): 
Command: VBoxManage -q startvm "boinc_5ef4b9e7d9a1f9c7" --type headless
Exit Code: -2147467259
Output:
Waiting for VM "boinc_5ef4b9e7d9a1f9c7" to power on...
VBoxManage.exe: error: Not in a hypervisor partition (HVP=0) (VERR_NEM_NOT_AVAILABLE).
VBoxManage.exe: error: AMD-V is disabled in the BIOS (or by the host OS) (VERR_SVM_DISABLED)
VBoxManage.exe: error: Details: code E_FAIL (0x80004005), component ConsoleWrap, interface IConsole

2023-06-03 11:13:52 (9372): 
Command: VBoxManage -q snapshot "boinc_5ef4b9e7d9a1f9c7" list 
Exit Code: -108
Output:
This machine does not have any snapshots

2023-06-03 11:13:52 (9372): 
Command: VBoxManage -q bandwidthctl "boinc_5ef4b9e7d9a1f9c7" remove "boinc_5ef4b9e7d9a1f9c7_net" 
Exit Code: 0
Output:
VBoxManage.exe: error: Bandwidth groups cannot be deleted while the VM is running

2023-06-03 11:13:52 (9372): 
Command: VBoxManage -q unregistervm "boinc_5ef4b9e7d9a1f9c7" --delete 
Exit Code: -2135228409
Output:
VBoxManage.exe: error: Cannot unregister the machine 'boinc_5ef4b9e7d9a1f9c7' while it is locked
VBoxManage.exe: error: Details: code VBOX_E_INVALID_OBJECT_STATE (0x80bb0007), component MachineWrap, interface IMachine, callee IUnknown
VBoxManage.exe: error: Context: "Unregister(CleanupMode_DetachAllReturnHardDisksOnly, ComSafeArrayAsOutParam(aMedia))" at line 154 of file VBoxManageMisc.cpp

2023-06-03 11:13:53 (9372): 
Command: VBoxManage -q unregistervm "boinc_5ef4b9e7d9a1f9c7" --delete 
Exit Code: 0
Output:
0%...10%...20%...30%...40%...50%...60%...70%...80%...90%...100%

11:13:58 (9372): called boinc_finish(-2147467259)

</stderr_txt>
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