Stderr output

<core_client_version>8.2.8</core_client_version>
<![CDATA[
<message>
process exited with code 12 (0xc, -244)</message>
<stderr_txt>
2026-01-30 20:15:43 (319137): vboxwrapper version 26210
2026-01-30 20:15:43 (319137): BOINC client version: 8.2.8
2026-01-30 20:15:43 (319137): Detected: VirtualBox VboxManage Interface (Version: 7.2.2)
2026-01-30 20:15:43 (319137): Successfully copied 'init_data.xml' to the shared directory.
2026-01-30 20:15:43 (319137): Create VM. (boinc_c6c96ab77d8b111d, slot#88)
2026-01-30 20:15:44 (319137): Setting Memory Size for VM. (4608MB)
2026-01-30 20:15:44 (319137): Setting CPU Count for VM. (2)
2026-01-30 20:15:44 (319137): Setting Chipset Options for VM.
2026-01-30 20:15:44 (319137): Setting Graphics Controller Options for VM. (Driver: VBoxVGA, 16MB)
2026-01-30 20:15:44 (319137): Setting Boot Options for VM.
2026-01-30 20:15:44 (319137): Setting Network Configuration for NAT. (Driver: virtio)
2026-01-30 20:15:45 (319137): Enabling VM Network Access.
2026-01-30 20:15:45 (319137): Disabling USB Support for VM.
2026-01-30 20:15:45 (319137): Disabling COM Port Support for VM.
2026-01-30 20:15:45 (319137): Disabling LPT Port Support for VM.
2026-01-30 20:15:45 (319137): Disabling Audio Support for VM.
2026-01-30 20:15:45 (319137): Disabling Clipboard Support for VM.
2026-01-30 20:15:46 (319137): Disabling Drag and Drop Support for VM.
2026-01-30 20:15:46 (319137): Adding storage controller(s) to VM.
2026-01-30 20:15:46 (319137): Adding virtual disk drive to VM. (ATLAS_vbox_3.03_image.vdi)
2026-01-30 20:16:27 (319137): Attempts: 22
2026-01-30 20:16:28 (319137): Could not remove parent disk '/var/lib/boinc-client/slots/83/boinc_2f0a3499e90711c6/Snapshots/{3d8d1873-674e-49fd-a477-15d1db9a2be8}.vdi'.
2026-01-30 20:16:28 (319137): Could not remove child disk '3d8d1873-674e-49fd-a477-15d1db9a2be8'.
2026-01-30 20:16:28 (319137): Could not create VM
2026-01-30 20:16:28 (319137): ERROR: VM failed to start
2026-01-30 20:16:28 (319137): Powering off VM.
2026-01-30 20:16:28 (319137): Deregistering VM. (boinc_c6c96ab77d8b111d, slot#88)
2026-01-30 20:16:28 (319137): Removing network bandwidth throttle group from VM.
2026-01-30 20:16:28 (319137): Removing VM from VirtualBox.

    Hypervisor System Log:

00:00:18.354798 DCon01   ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={e36a5081-a82a-40bd-9e4e-42a44d6ce50f} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 0 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
00:00:18.354932 DCon01   ERROR [COM]: aRC=VBOX_E_INVALID_OBJECT_STATE (0x80bb0007) aIID={e36a5081-a82a-40bd-9e4e-42a44d6ce50f} aComponent={SessionMachine} aText={Cannot attach medium '/var/lib/boinc-client/projects/lhcathome.cern.ch_lhcathome/ATLAS_vbox_3.03_image.vdi': the media type 'MultiAttach' can only be attached to machines that were created with VirtualBox 4.0 or later}, preserve=false aResultDetail=0
00:00:18.555757 DCon05   ERROR [COM]: aRC=NS_ERROR_FAILURE (0x80004005) aIID={e36a5081-a82a-40bd-9e4e-42a44d6ce50f} aComponent={MachineWrap} aText={This machine does not have any snapshots}, preserve=false aResultDetail=0
00:00:18.645571 DCon05   ERROR [COM]: aRC=VBOX_E_OBJECT_IN_USE (0x80bb000c) aIID={7d510820-a678-4730-a862-818dcd3fbed0} aComponent={MediumWrap} aText={Medium '/var/lib/boinc-client/slots/83/boinc_2f0a3499e90711c6/Snapshots/{3d8d1873-674e-49fd-a477-15d1db9a2be8}.vdi' cannot be closed because it is still attached to 1 virtual machines}, preserve=false aResultDetail=0
00:00:18.739712 DCon05   Platform architecture set to 'x86'
00:00:18.740860 DCon05   ERROR [COM]: aRC=NS_ERROR_FAILURE (0x80004005) aIID={e36a5081-a82a-40bd-9e4e-42a44d6ce50f} aComponent={SessionMachine} aText={This machine does not have any snapshots}, preserve=false aResultDetail=0
00:00:18.833542 DCon05   Platform architecture set to 'x86'
00:00:18.834688 DCon05   ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={48c7f4c0-c9d6-4742-957c-a6fd52e8c4ae} aComponent={BandwidthControlWrap} aText={Could not find a bandwidth group named 'boinc_9f7fb6e3a0948d54_net'}, preserve=false aResultDetail=0
00:00:18.900976 DCon05   Platform architecture set to 'x86'
00:00:18.904804 DCon05   ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={e36a5081-a82a-40bd-9e4e-42a44d6ce50f} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 0 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
00:00:18.905263 DCon05   ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={e36a5081-a82a-40bd-9e4e-42a44d6ce50f} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 0 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
00:00:18.905416 DCon05   ERROR [COM]: aRC=VBOX_E_INVALID_OBJECT_STATE (0x80bb0007) aIID={e36a5081-a82a-40bd-9e4e-42a44d6ce50f} aComponent={SessionMachine} aText={Cannot attach medium '/var/lib/boinc-client/projects/lhcathome.cern.ch_lhcathome/ATLAS_vbox_3.03_image.vdi': the media type 'MultiAttach' can only be attached to machines that were created with VirtualBox 4.0 or later}, preserve=false aResultDetail=0
00:00:19.107848 DCon01   ERROR [COM]: aRC=NS_ERROR_FAILURE (0x80004005) aIID={e36a5081-a82a-40bd-9e4e-42a44d6ce50f} aComponent={MachineWrap} aText={This machine does not have any snapshots}, preserve=false aResultDetail=0
00:00:19.209627 DCon01   ERROR [COM]: aRC=VBOX_E_OBJECT_IN_USE (0x80bb000c) aIID={7d510820-a678-4730-a862-818dcd3fbed0} aComponent={MediumWrap} aText={Medium '/var/lib/boinc-client/slots/83/boinc_2f0a3499e90711c6/Snapshots/{3d8d1873-674e-49fd-a477-15d1db9a2be8}.vdi' cannot be closed because it is still attached to 1 virtual machines}, preserve=false aResultDetail=0
00:00:19.307926 DCon05   Platform architecture set to 'x86'
00:00:19.309336 DCon05   ERROR [COM]: aRC=NS_ERROR_FAILURE (0x80004005) aIID={e36a5081-a82a-40bd-9e4e-42a44d6ce50f} aComponent={SessionMachine} aText={This machine does not have any snapshots}, preserve=false aResultDetail=0
00:00:19.406311 DCon05   Saving settings file "/var/lib/boinc-client/projects/VirtualBox/VirtualBox.xml" with version "1.12-linux"
00:00:19.417014 DCon01   Platform architecture set to 'x86'
00:00:19.418284 DCon01   ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={48c7f4c0-c9d6-4742-957c-a6fd52e8c4ae} aComponent={BandwidthControlWrap} aText={Could not find a bandwidth group named 'boinc_9f0a17d41aed9632_net'}, preserve=false aResultDetail=0
00:00:19.419432 DCon05   Finished saving settings file "/var/lib/boinc-client/projects/VirtualBox/VirtualBox.xml"
00:00:19.522416 DCon01   Saving settings file "/var/lib/boinc-client/projects/VirtualBox/VirtualBox.xml" with version "1.12-linux"
00:00:19.533146 DCon01   Finished saving settings file "/var/lib/boinc-client/projects/VirtualBox/VirtualBox.xml"
00:00:19.973923 DCon03   Platform architecture set to 'x86'
00:00:19.979460 DCon05   ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={e36a5081-a82a-40bd-9e4e-42a44d6ce50f} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 0 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
00:00:19.979930 DCon05   ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={e36a5081-a82a-40bd-9e4e-42a44d6ce50f} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 0 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
00:00:19.980075 DCon05   ERROR [COM]: aRC=VBOX_E_INVALID_OBJECT_STATE (0x80bb0007) aIID={e36a5081-a82a-40bd-9e4e-42a44d6ce50f} aComponent={SessionMachine} aText={Cannot attach medium '/var/lib/boinc-client/projects/lhcathome.cern.ch_lhcathome/ATLAS_vbox_3.03_image.vdi': the media type 'MultiAttach' can only be attached to machines that were created with VirtualBox 4.0 or later}, preserve=false aResultDetail=0
00:00:20.175201 DCon03   ERROR [COM]: aRC=NS_ERROR_FAILURE (0x80004005) aIID={e36a5081-a82a-40bd-9e4e-42a44d6ce50f} aComponent={MachineWrap} aText={This machine does not have any snapshots}, preserve=false aResultDetail=0
00:00:20.273251 DCon05   ERROR [COM]: aRC=VBOX_E_OBJECT_IN_USE (0x80bb000c) aIID={7d510820-a678-4730-a862-818dcd3fbed0} aComponent={MediumWrap} aText={Medium '/var/lib/boinc-client/slots/83/boinc_2f0a3499e90711c6/Snapshots/{3d8d1873-674e-49fd-a477-15d1db9a2be8}.vdi' cannot be closed because it is still attached to 1 virtual machines}, preserve=false aResultDetail=0
00:00:20.366120 DCon05   Platform architecture set to 'x86'
00:00:20.367306 DCon03   ERROR [COM]: aRC=NS_ERROR_FAILURE (0x80004005) aIID={e36a5081-a82a-40bd-9e4e-42a44d6ce50f} aComponent={SessionMachine} aText={This machine does not have any snapshots}, preserve=false aResultDetail=0
00:00:20.458330 DCon03   Platform architecture set to 'x86'
00:00:20.459508 DCon05   ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={48c7f4c0-c9d6-4742-957c-a6fd52e8c4ae} aComponent={BandwidthControlWrap} aText={Could not find a bandwidth group named 'boinc_19aefebdb8318c6c_net'}, preserve=false aResultDetail=0
00:00:20.549929 DCon05   Saving settings file "/var/lib/boinc-client/projects/VirtualBox/VirtualBox.xml" with version "1.12-linux"
00:00:20.561441 DCon05   Finished saving settings file "/var/lib/boinc-client/projects/VirtualBox/VirtualBox.xml"
00:00:21.054667 DCon03   Platform architecture set to 'x86'
00:00:21.058457 DCon03   ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={e36a5081-a82a-40bd-9e4e-42a44d6ce50f} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 0 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
00:00:21.058956 DCon03   ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={e36a5081-a82a-40bd-9e4e-42a44d6ce50f} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 0 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
00:00:21.059118 DCon03   ERROR [COM]: aRC=VBOX_E_INVALID_OBJECT_STATE (0x80bb0007) aIID={e36a5081-a82a-40bd-9e4e-42a44d6ce50f} aComponent={SessionMachine} aText={Cannot attach medium '/var/lib/boinc-client/projects/lhcathome.cern.ch_lhcathome/ATLAS_vbox_3.03_image.vdi': the media type 'MultiAttach' can only be attached to machines that were created with VirtualBox 4.0 or later}, preserve=false aResultDetail=0

    VM Execution Log:


    VM Startup Log:


    VM Trace Log:

cpuid-portability-level=0
bootmenu="messageandmenu"
boot1="disk"
boot2="dvd"
boot3="none"
boot4="none"
acpi="on"
ioapic="on"
biosapic="apic"
biossystemtimeoffset=0
NvramFile="/var/lib/boinc-client/slots/88/boinc_c6c96ab77d8b111d/boinc_c6c96ab77d8b111d.nvram"
rtcuseutc="on"
iommu="none"
paravirtprovider="default"
effparavirtprovider="kvm"
VMState="poweroff"
VMStateChangeTime="2026-01-30T19:15:43.964000000"
graphicscontroller="vboxvga"
monitorcount=1
accelerate3d="off"
teleporterenabled="off"
teleporterport=0
teleporteraddress=""
teleporterpassword=""
tracing-enabled="off"
tracing-allow-vm-access="off"
tracing-config=""
autostart-enabled="off"
autostart-delay=0
defaultfrontend=""
vmprocpriority="default"
natnet1="nat"
macaddress1="080027CEC6B3"
cableconnected1="on"
nic1="nat"
nictype1="82540EM"
nicspeed1="0"
mtu="0"
sockSnd="64"
sockRcv="64"
tcpWndSnd="64"
tcpWndRcv="64"
localhostReachable="0"
forwardBroadcast="0"
enableTFTP="0"
nic2="none"
nic3="none"
nic4="none"
nic5="none"
nic6="none"
nic7="none"
nic8="none"
hidpointing="ps2mouse"
hidkeyboard="ps2kbd"
uart1="off"
uart2="off"
uart3="off"
uart4="off"
lpt1="off"
lpt2="off"
audio="default"
audio_out="off"
audio_in="off"
clipboard="disabled"
clipboard_file_transfers="off"
draganddrop="disabled"
vrde="off"
usb="off"
ehci="off"
xhci="off"
recording_started="off"
recording_enabled="off"
recording_screens=1
 rec_screen0
rec_screen_enabled="on"
rec_screen_id=0
rec_screen_video_enabled="on"
rec_screen_dest="File"
rec_screen_dest_filename="/var/lib/boinc-client/slots/88/boinc_c6c96ab77d8b111d/boinc_c6c96ab77d8b111d-screen0.webm"
rec_screen_opts="ac_profile=med"
rec_screen_video_res_xy="1024x768"
rec_screen_video_rate_kbps=512
rec_screen_video_fps=25
description="r0uKDms6458nsSi4ap6QjLDmwznN0nGgGQJmIVkRDmyULKDmZbWfPm_1"
GuestMemoryBalloon=0

2026-01-30 20:15:45 (319137): 
Command: VBoxManage -q modifyvm "boinc_c6c96ab77d8b111d" --nic1 nat --nic-type1 "virtio" --cable-connected1 off --nat-dns-proxy1 on 
Exit Code: 0
Output:

2026-01-30 20:15:45 (319137): 
Command: VBoxManage -q modifyvm "boinc_c6c96ab77d8b111d" --cable-connected1 on 
Exit Code: 0
Output:

2026-01-30 20:15:45 (319137): 
Command: VBoxManage -q modifyvm "boinc_c6c96ab77d8b111d" --usb off 
Exit Code: 0
Output:

2026-01-30 20:15:45 (319137): 
Command: VBoxManage -q modifyvm "boinc_c6c96ab77d8b111d" --uart1 off --uart2 off 
Exit Code: 0
Output:

2026-01-30 20:15:45 (319137): 
Command: VBoxManage -q modifyvm "boinc_c6c96ab77d8b111d" --lpt1 off --lpt2 off 
Exit Code: 0
Output:

2026-01-30 20:15:45 (319137): 
Command: VBoxManage -q modifyvm "boinc_c6c96ab77d8b111d" --audio-enabled off 
Exit Code: 0
Output:

2026-01-30 20:15:46 (319137): 
Command: VBoxManage -q modifyvm "boinc_c6c96ab77d8b111d" --clipboard disabled 
Exit Code: 0
Output:

2026-01-30 20:15:46 (319137): 
Command: VBoxManage -q modifyvm "boinc_c6c96ab77d8b111d" --draganddrop disabled 
Exit Code: 0
Output:

2026-01-30 20:15:46 (319137): 
Command: VBoxManage -q storagectl "boinc_c6c96ab77d8b111d" --name "Hard Disk Controller" --add "sata" --controller "IntelAHCI" --hostiocache off --portcount 3
Exit Code: 0
Output:

2026-01-30 20:16:27 (319137): 
Command: VBoxManage -q showhdinfo "/var/lib/boinc-client/projects/lhcathome.cern.ch_lhcathome/ATLAS_vbox_3.03_image.vdi" 
Exit Code: 0
Output:
UUID:           3e56213b-898f-4e83-899f-8eb541d45260
Parent UUID:    base
State:          created
Type:           multiattach
Location:       /var/lib/boinc-client/projects/lhcathome.cern.ch_lhcathome/ATLAS_vbox_3.03_image.vdi
Storage format: VDI
Format variant: dynamic default
Capacity:       20480 MBytes
Size on disk:   4204 MBytes
Encryption:     disabled
Property:       AllocationBlockSize=1048576
Child UUIDs:    3d8d1873-674e-49fd-a477-15d1db9a2be8
                4158e936-507c-414b-b495-ddc61d6dd2d1
                1e1a91b7-f47e-402a-bd1b-4c1693e24ecd
                388b35e7-6417-47a9-9adc-1ea38ed49977
                e56c0966-4c54-484f-acef-b202b8aab09c
                d990b27c-c96e-4ede-aa2f-bf5b4402e777
                5a45ec2e-242c-4470-9cfe-3231c6e80165
                8f14a1ba-4127-425a-9f6b-d002357dd414

2026-01-30 20:16:27 (319137): 
Command: VBoxManage -q storageattach "boinc_c6c96ab77d8b111d" --storagectl "Hard Disk Controller" --port 0 --device 0 --type hdd --mtype multiattach --medium "/var/lib/boinc-client/projects/lhcathome.cern.ch_lhcathome/ATLAS_vbox_3.03_image.vdi" 
Exit Code: -2135228409
Output:
VBoxManage: error: Cannot attach medium '/var/lib/boinc-client/projects/lhcathome.cern.ch_lhcathome/ATLAS_vbox_3.03_image.vdi': the media type 'MultiAttach' can only be attached to machines that were created with VirtualBox 4.0 or later
VBoxManage: error: Details: code VBOX_E_INVALID_OBJECT_STATE (0x80bb0007), component SessionMachine, interface IMachine, callee nsISupports
VBoxManage: error: Context: "AttachDevice(Bstr(pszCtl).raw(), port, device, DeviceType_HardDisk, pMedium2Mount)" at line 782 of file VBoxManageStorageController.cpp

2026-01-30 20:16:27 (319137): 
Command: VBoxManage -q showhdinfo "/var/lib/boinc-client/projects/lhcathome.cern.ch_lhcathome/ATLAS_vbox_3.03_image.vdi" 
Exit Code: 0
Output:
UUID:           3e56213b-898f-4e83-899f-8eb541d45260
Parent UUID:    base
State:          created
Type:           multiattach
Location:       /var/lib/boinc-client/projects/lhcathome.cern.ch_lhcathome/ATLAS_vbox_3.03_image.vdi
Storage format: VDI
Format variant: dynamic default
Capacity:       20480 MBytes
Size on disk:   4204 MBytes
Encryption:     disabled
Property:       AllocationBlockSize=1048576
Child UUIDs:    3d8d1873-674e-49fd-a477-15d1db9a2be8
                4158e936-507c-414b-b495-ddc61d6dd2d1
                1e1a91b7-f47e-402a-bd1b-4c1693e24ecd
                388b35e7-6417-47a9-9adc-1ea38ed49977
                e56c0966-4c54-484f-acef-b202b8aab09c
                d990b27c-c96e-4ede-aa2f-bf5b4402e777
                5a45ec2e-242c-4470-9cfe-3231c6e80165
                8f14a1ba-4127-425a-9f6b-d002357dd414

2026-01-30 20:16:27 (319137): 
Command: VBoxManage -q showhdinfo "3d8d1873-674e-49fd-a477-15d1db9a2be8" 
Exit Code: 0
Output:
UUID:           3d8d1873-674e-49fd-a477-15d1db9a2be8
Parent UUID:    3e56213b-898f-4e83-899f-8eb541d45260
State:          created
Type:           normal (differencing)
Auto-Reset:     off
Location:       /var/lib/boinc-client/slots/83/boinc_2f0a3499e90711c6/Snapshots/{3d8d1873-674e-49fd-a477-15d1db9a2be8}.vdi
Storage format: VDI
Format variant: differencing default
Capacity:       20480 MBytes
Size on disk:   1483 MBytes
Encryption:     disabled
Property:       AllocationBlockSize=1048576
In use by VMs:  boinc_2f0a3499e90711c6 (UUID: 0076b9fa-af7d-42fc-abaa-f1f121b25b2a)

2026-01-30 20:16:28 (319137): 
Command: VBoxManage -q closemedium disk "/var/lib/boinc-client/slots/83/boinc_2f0a3499e90711c6/Snapshots/{3d8d1873-674e-49fd-a477-15d1db9a2be8}.vdi" 
Exit Code: -2135228404
Output:
VBoxManage: error: Medium '/var/lib/boinc-client/slots/83/boinc_2f0a3499e90711c6/Snapshots/{3d8d1873-674e-49fd-a477-15d1db9a2be8}.vdi' cannot be closed because it is still attached to 1 virtual machines
VBoxManage: error: Details: code VBOX_E_OBJECT_IN_USE (0x80bb000c), component MediumWrap, interface IMedium, callee nsISupports
VBoxManage: error: Context: "Close()" at line 1877 of file VBoxManageDisk.cpp

2026-01-30 20:16:28 (319137): 
Command: VBoxManage -q snapshot "boinc_c6c96ab77d8b111d" list 
Exit Code: 0
Output:
This machine does not have any snapshots

2026-01-30 20:16:28 (319137): 
Command: VBoxManage -q bandwidthctl "boinc_c6c96ab77d8b111d" remove "boinc_c6c96ab77d8b111d_net" 
Exit Code: -2135228415
Output:
VBoxManage: error: Could not find a bandwidth group named 'boinc_c6c96ab77d8b111d_net'
VBoxManage: error: Details: code VBOX_E_OBJECT_NOT_FOUND (0x80bb0001), component BandwidthControlWrap, interface IBandwidthControl, callee nsISupports
VBoxManage: error: Context: "DeleteBandwidthGroup(name.raw())" at line 273 of file VBoxManageBandwidthControl.cpp

2026-01-30 20:16:28 (319137): 
Command: VBoxManage -q unregistervm "boinc_c6c96ab77d8b111d" --delete 
Exit Code: 0
Output:
0%...10%...20%...30%...40%...50%...60%...70%...80%...90%...100%

2026-01-30 20:16:33 (319137): called boinc_finish(-2135228404)

</stderr_txt>
]]>

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