Name jOzMDmmSRd7nsSi4ap6QjLDmwznN0nGgGQJmUXzaDm5NUKDmjEHYBn_1
Workunit 232591817
Created 25 May 2025, 17:19:00 UTC
Sent 25 May 2025, 20:05:56 UTC
Report deadline 2 Jun 2025, 20:05:56 UTC
Received 26 May 2025, 17:33:35 UTC
Server state Over
Outcome Computation error
Client state Compute error
Exit status -2147467259 (0x80004005) Unknown error code
Computer ID 10875650
Run time 23 sec
CPU time
Validate state Invalid
Credit 0.00
Device peak FLOPS 43.01 GFLOPS
Application version ATLAS Simulation v3.01 (vbox64_mt_mcore_atlas)
windows_x86_64
Peak working set size 12.08 MB
Peak swap size 2.24 MB
Peak disk usage 213.30 MB

Stderr output

<core_client_version>8.0.2</core_client_version>
<![CDATA[
<message>
Uspesifisert feil
 (0x80004005) - exit code 2147500037 (0x80004005)</message>
<stderr_txt>
2025-05-25 22:16:32 (2420): Detected: vboxwrapper 26206
2025-05-25 22:16:32 (2420): Detected: BOINC client v8.0.2
2025-05-25 22:16:33 (2420): Detected: VirtualBox VboxManage Interface (Version: 7.0.6)
2025-05-25 22:16:33 (2420): Successfully copied 'init_data.xml' to the shared directory.
2025-05-25 22:16:34 (2420): Create VM. (boinc_24932789b2188d24, slot#0)
2025-05-25 22:16:34 (2420): Setting Memory Size for VM. (4800MB)
2025-05-25 22:16:35 (2420): Setting CPU Count for VM. (8)
2025-05-25 22:16:35 (2420): Setting Chipset Options for VM.
2025-05-25 22:16:35 (2420): Setting Graphics Controller Options for VM.
2025-05-25 22:16:35 (2420): Setting Boot Options for VM.
2025-05-25 22:16:36 (2420): Setting Network Configuration for NAT.
2025-05-25 22:16:36 (2420): Enabling VM Network Access.
2025-05-25 22:16:36 (2420): Disabling USB Support for VM.
2025-05-25 22:16:36 (2420): Disabling COM Port Support for VM.
2025-05-25 22:16:37 (2420): Disabling LPT Port Support for VM.
2025-05-25 22:16:37 (2420): Disabling Audio Support for VM.
2025-05-25 22:16:37 (2420): Disabling Clipboard Support for VM.
2025-05-25 22:16:38 (2420): Disabling Drag and Drop Support for VM.
2025-05-25 22:16:38 (2420): Adding storage controller(s) to VM.
2025-05-25 22:16:38 (2420): Adding virtual disk drive to VM. (ATLAS_vbox_3.01_image.vdi)
2025-05-25 22:16:41 (2420): Adding VirtualBox Guest Additions to VM.
2025-05-25 22:16:41 (2420): Adding network bandwidth throttle group to VM. (Defaulting to 1024GB)
2025-05-25 22:16:42 (2420): forwarding host port 52377 to guest port 80
2025-05-25 22:16:42 (2420): Enabling remote desktop for VM.
2025-05-25 22:16:42 (2420): Required extension pack not installed, remote desktop not enabled.
2025-05-25 22:16:42 (2420): Enabling shared directory for VM.
2025-05-25 22:16:43 (2420): Starting VM using VBoxManage interface. (boinc_24932789b2188d24, slot#0)
2025-05-25 22:16:46 (2420): Error in start VM for VM: -2147467259
Command:
VBoxManage -q startvm "boinc_24932789b2188d24" --type headless
Output:
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
Waiting for VM "boinc_24932789b2188d24" to power on...

2025-05-25 22:16:46 (2420): VM failed to start.
2025-05-25 22:16:46 (2420): Could not start 
2025-05-25 22:16:46 (2420): ERROR: VM failed to start
2025-05-25 22:16:46 (2420): Powering off VM.
2025-05-25 22:16:46 (2420): Deregistering VM. (boinc_24932789b2188d24, slot#0)
2025-05-25 22:16:46 (2420): Removing network bandwidth throttle group from VM.
2025-05-25 22:16:46 (2420): Removing VM from VirtualBox.

    Hypervisor System Log:

00:00:06.432356          Saving settings file "C:\Users\Keitch\.VirtualBox\VirtualBox.xml" with version "1.12-windows"
00:00:06.434043          Finished saving settings file "C:\Users\Keitch\.VirtualBox\VirtualBox.xml"
00:00:07.967620          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 0 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
00:00:07.967929          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 0 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
00:00:07.968057          Saving settings file "C:\Users\Keitch\.VirtualBox\VirtualBox.xml" with version "1.12-windows"
00:00:08.070275          Finished saving settings file "C:\Users\Keitch\.VirtualBox\VirtualBox.xml"
00:00:08.070647          Saving settings file "E:\BOINC\slots\0\boinc_24932789b2188d24\boinc_24932789b2188d24.vbox" with version "1.19-windows"
00:00:08.110362          Finished saving settings file "E:\BOINC\slots\0\boinc_24932789b2188d24\boinc_24932789b2188d24.vbox"
00:00:08.232556          Saving settings file "E:\BOINC\slots\0\boinc_24932789b2188d24\boinc_24932789b2188d24.vbox" with version "1.19-windows"
00:00:08.263720          Finished saving settings file "E:\BOINC\slots\0\boinc_24932789b2188d24\boinc_24932789b2188d24.vbox"
00:00:08.495807          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 0 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
00:00:08.496241          Saving settings file "E:\BOINC\slots\0\boinc_24932789b2188d24\boinc_24932789b2188d24.vbox" with version "1.19-windows"
00:00:08.527516          Finished saving settings file "E:\BOINC\slots\0\boinc_24932789b2188d24\boinc_24932789b2188d24.vbox"
00:00:08.527667          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 0 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
00:00:08.528610          Saving settings file "E:\BOINC\slots\0\boinc_24932789b2188d24\boinc_24932789b2188d24.vbox" with version "1.19-windows"
00:00:08.570367          Finished saving settings file "E:\BOINC\slots\0\boinc_24932789b2188d24\boinc_24932789b2188d24.vbox"
00:00:08.570765          Saving settings file "E:\BOINC\slots\0\boinc_24932789b2188d24\boinc_24932789b2188d24.vbox" with version "1.19-windows"
00:00:08.605589          Finished saving settings file "E:\BOINC\slots\0\boinc_24932789b2188d24\boinc_24932789b2188d24.vbox"
00:00:08.761675          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 1 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
00:00:08.762468          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 1 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
00:00:08.762577          Saving settings file "C:\Users\Keitch\.VirtualBox\VirtualBox.xml" with version "1.12-windows"
00:00:08.870317          Finished saving settings file "C:\Users\Keitch\.VirtualBox\VirtualBox.xml"
00:00:08.870551          Saving settings file "C:\Users\Keitch\.VirtualBox\VirtualBox.xml" with version "1.12-windows"
00:00:08.871953          Finished saving settings file "C:\Users\Keitch\.VirtualBox\VirtualBox.xml"
00:00:08.872192          Saving settings file "E:\BOINC\slots\0\boinc_24932789b2188d24\boinc_24932789b2188d24.vbox" with version "1.19-windows"
00:00:09.008307          Finished saving settings file "E:\BOINC\slots\0\boinc_24932789b2188d24\boinc_24932789b2188d24.vbox"
00:00:09.288636          Saving settings file "E:\BOINC\slots\0\boinc_24932789b2188d24\boinc_24932789b2188d24.vbox" with version "1.19-windows"
00:00:09.321480          Finished saving settings file "E:\BOINC\slots\0\boinc_24932789b2188d24\boinc_24932789b2188d24.vbox"
00:00:09.554093          Saving settings file "E:\BOINC\slots\0\boinc_24932789b2188d24\boinc_24932789b2188d24.vbox" with version "1.19-windows"
00:00:09.586732          Finished saving settings file "E:\BOINC\slots\0\boinc_24932789b2188d24\boinc_24932789b2188d24.vbox"
00:00:10.078094          Saving settings file "E:\BOINC\slots\0\boinc_24932789b2188d24\boinc_24932789b2188d24.vbox" with version "1.19-windows"
00:00:10.278056          Finished saving settings file "E:\BOINC\slots\0\boinc_24932789b2188d24\boinc_24932789b2188d24.vbox"
00:00:10.340535          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={7682d5eb-f00e-44f1-8ca2-99d08b1cd607} aComponent={VirtualBoxWrap} aText={&#197;&#131;o extension pack providing a cryptographic support module could be found}, preserve=false aResultDetail=0
00:00:10.413004          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 2 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
00:00:10.413074          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 2 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
00:00:10.419760          ERROR [COM]: aRC=E_FAIL (0x80004005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={SessionMachine} aText={This machine does not have any snapshots}, preserve=false aResultDetail=0
00:00:10.606018          Launched VM: 3233035008 pid: 8436 (0x20f4) frontend: headless name: boinc_24932789b2188d24
00:00:13.866478          Saving settings file "E:\BOINC\slots\0\boinc_24932789b2188d24\boinc_24932789b2188d24.vbox" with version "1.19-windows"
00:00:13.910183          Finished saving settings file "E:\BOINC\slots\0\boinc_24932789b2188d24\boinc_24932789b2188d24.vbox"
00:00:13.942061          ERROR [COM]: aRC=E_FAIL (0x80004005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={SessionMachine} aText={This machine does not have any snapshots}, preserve=false aResultDetail=0
00:00:14.221856          ERROR [COM]: aRC=VBOX_E_INVALID_OBJECT_STATE (0x80bb0007) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={Cannot unregister the machine 'boinc_24932789b2188d24' while it is locked}, preserve=false aResultDetail=0
00:00:15.488836          Saving settings file "C:\Users\Keitch\.VirtualBox\VirtualBox.xml" with version "1.12-windows"
00:00:15.587736          Finished saving settings file "C:\Users\Keitch\.VirtualBox\VirtualBox.xml"
00:00:15.587796          Saving settings file "C:\Users\Keitch\.VirtualBox\VirtualBox.xml" with version "1.12-windows"
00:00:15.589434          Finished saving settings file "C:\Users\Keitch\.VirtualBox\VirtualBox.xml"
00:00:15.590015 DeleteVM Saving settings file "C:\Users\Keitch\.VirtualBox\VirtualBox.xml" with version "1.12-windows"
00:00:15.591366 DeleteVM Finished saving settings file "C:\Users\Keitch\.VirtualBox\VirtualBox.xml"
00:00:20.601480 main     VirtualBox: object deletion starts
00:00:20.602016 main     HostDnsMonitor: shutting down ...
00:00:20.602036 main     HostDnsMonitor: shut down
00:00:20.603008 Watcher  ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={7682d5eb-f00e-44f1-8ca2-99d08b1cd607} aComponent={VirtualBoxWrap} aText={The object is not ready}, preserve=false aResultDetail=0
00:00:20.603151 main     VirtualBox: object deleted

    VM Execution Log:


    VM Startup Log:


    VM Trace Log:

OutParam())" at line 205 of file VBoxManageDisk.cpp

2025-05-25 22:16:34 (2420): 
Command: VBoxManage -q createvm --name "boinc_24932789b2188d24" --basefolder "E:\BOINC\slots\0" --ostype "Linux26_64" --register
Exit Code: 0
Output:
Virtual machine 'boinc_24932789b2188d24' is created and registered.
UUID: f401f076-cb72-4de4-aad3-20f545f8eb93
Settings file: 'E:\BOINC\slots\0\boinc_24932789b2188d24\boinc_24932789b2188d24.vbox'

2025-05-25 22:16:34 (2420): 
Command: VBoxManage -q modifyvm "boinc_24932789b2188d24" --description "jOzMDmmSRd7nsSi4ap6QjLDmwznN0nGgGQJmUXzaDm5NUKDmjEHYBn_1" 
Exit Code: 0
Output:

2025-05-25 22:16:35 (2420): 
Command: VBoxManage -q modifyvm "boinc_24932789b2188d24" --memory 4800 
Exit Code: 0
Output:

2025-05-25 22:16:35 (2420): 
Command: VBoxManage -q modifyvm "boinc_24932789b2188d24" --cpus 8 
Exit Code: 0
Output:

2025-05-25 22:16:35 (2420): 
Command: VBoxManage -q modifyvm "boinc_24932789b2188d24" --acpi on --ioapic on --rtcuseutc off 
Exit Code: 0
Output:

2025-05-25 22:16:35 (2420): 
Command: VBoxManage -q modifyvm "boinc_24932789b2188d24" --vram 16 --graphicscontroller VBoxVGA 
Exit Code: 0
Output:

2025-05-25 22:16:36 (2420): 
Command: VBoxManage -q modifyvm "boinc_24932789b2188d24" --boot1 disk --boot2 dvd --boot3 none --boot4 none 
Exit Code: 0
Output:

2025-05-25 22:16:36 (2420): 
Command: VBoxManage -q modifyvm "boinc_24932789b2188d24" --nic1 nat --natdnsproxy1 on --cableconnected1 off 
Exit Code: 0
Output:

2025-05-25 22:16:36 (2420): 
Command: VBoxManage -q modifyvm "boinc_24932789b2188d24" --cableconnected1 on 
Exit Code: 0
Output:

2025-05-25 22:16:36 (2420): 
Command: VBoxManage -q modifyvm "boinc_24932789b2188d24" --usb off 
Exit Code: 0
Output:

2025-05-25 22:16:37 (2420): 
Command: VBoxManage -q modifyvm "boinc_24932789b2188d24" --uart1 off --uart2 off 
Exit Code: 0
Output:

2025-05-25 22:16:37 (2420): 
Command: VBoxManage -q modifyvm "boinc_24932789b2188d24" --lpt1 off --lpt2 off 
Exit Code: 0
Output:

2025-05-25 22:16:37 (2420): 
Command: VBoxManage -q modifyvm "boinc_24932789b2188d24" --audio none 
Exit Code: 0
Output:
Warning: --audio is deprecated and will be removed soon. Use --audio-driver instead!

2025-05-25 22:16:38 (2420): 
Command: VBoxManage -q modifyvm "boinc_24932789b2188d24" --clipboard disabled 
Exit Code: 0
Output:

2025-05-25 22:16:38 (2420): 
Command: VBoxManage -q modifyvm "boinc_24932789b2188d24" --draganddrop disabled 
Exit Code: 0
Output:

2025-05-25 22:16:38 (2420): 
Command: VBoxManage -q storagectl "boinc_24932789b2188d24" --name "Hard Disk Controller" --add "sata" --controller "IntelAHCI" --hostiocache off --portcount 3
Exit Code: 0
Output:

2025-05-25 22:16:38 (2420): 
Command: VBoxManage -q showhdinfo "E:\BOINC/projects/lhcathome.cern.ch_lhcathome/ATLAS_vbox_3.01_image.vdi" 
Exit Code: 0
Output:
UUID:           ba4f7346-8ee8-4da6-a071-5ab41c7f9cb8
Parent UUID:    base
State:          created
Type:           multiattach
Location:       E:\BOINC\projects\lhcathome.cern.ch_lhcathome\ATLAS_vbox_3.01_image.vdi
Storage format: VDI
Format variant: dynamic default
Capacity:       20480 MBytes
Size on disk:   4204 MBytes
Encryption:     disabled
Property:       AllocationBlockSize=1048576

2025-05-25 22:16:39 (2420): 
Command: VBoxManage -q storageattach "boinc_24932789b2188d24" --storagectl "Hard Disk Controller" --port 0 --device 0 --type hdd --mtype multiattach --medium "E:\BOINC/projects/lhcathome.cern.ch_lhcathome/ATLAS_vbox_3.01_image.vdi" 
Exit Code: -2135228409
Output:
VBoxManage.exe: error: Cannot attach medium 'E:\BOINC\projects\lhcathome.cern.ch_lhcathome\ATLAS_vbox_3.01_image.vdi': the media type 'MultiAttach' can only be attached to machines that were created with VirtualBox 4.0 or later
VBoxManage.exe: error: Details: code VBOX_E_INVALID_OBJECT_STATE (0x80bb0007), component SessionMachine, interface IMachine, callee IUnknown
VBoxManage.exe: error: Context: "AttachDevice(Bstr(pszCtl).raw(), port, device, DeviceType_HardDisk, pMedium2Mount)" at line 785 of file VBoxManageStorageController.cpp

2025-05-25 22:16:39 (2420): 
Command: VBoxManage -q closemedium "E:\BOINC/projects/lhcathome.cern.ch_lhcathome/ATLAS_vbox_3.01_image.vdi" 
Exit Code: 0
Output:

2025-05-25 22:16:40 (2420): 
Command: VBoxManage -q showhdinfo "E:\BOINC/projects/lhcathome.cern.ch_lhcathome/ATLAS_vbox_3.01_image.vdi" 
Exit Code: 0
Output:
UUID:           ba4f7346-8ee8-4da6-a071-5ab41c7f9cb8
Parent UUID:    base
State:          created
Type:           normal (base)
Location:       E:\BOINC\projects\lhcathome.cern.ch_lhcathome\ATLAS_vbox_3.01_image.vdi
Storage format: VDI
Format variant: dynamic default
Capacity:       20480 MBytes
Size on disk:   4204 MBytes
Encryption:     disabled
Property:       AllocationBlockSize=1048576

2025-05-25 22:16:40 (2420): 
Command: VBoxManage -q storageattach "boinc_24932789b2188d24" --storagectl "Hard Disk Controller" --port 0 --device 0 --type hdd --medium "E:\BOINC/projects/lhcathome.cern.ch_lhcathome/ATLAS_vbox_3.01_image.vdi" 
Exit Code: 0
Output:

2025-05-25 22:16:41 (2420): 
Command: VBoxManage -q storageattach "boinc_24932789b2188d24" --storagectl "Hard Disk Controller" --port 0 --device 0 --type hdd --medium none 
Exit Code: 0
Output:

2025-05-25 22:16:41 (2420): 
Command: VBoxManage -q storageattach "boinc_24932789b2188d24" --storagectl "Hard Disk Controller" --port 0 --device 0 --type hdd --mtype multiattach --medium "E:\BOINC/projects/lhcathome.cern.ch_lhcathome/ATLAS_vbox_3.01_image.vdi" 
Exit Code: 0
Output:

2025-05-25 22:16:41 (2420): 
Command: VBoxManage -q storageattach "boinc_24932789b2188d24" --storagectl "Hard Disk Controller" --port 1 --device 0 --type dvddrive --medium "C:\Program Files\Oracle\VirtualBox/VBoxGuestAdditions.iso" 
Exit Code: 0
Output:

2025-05-25 22:16:42 (2420): 
Command: VBoxManage -q bandwidthctl "boinc_24932789b2188d24" add "boinc_24932789b2188d24_net" --type network --limit 1024G 
Exit Code: 0
Output:

2025-05-25 22:16:42 (2420): 
Command: VBoxManage -q modifyvm "boinc_24932789b2188d24" --natpf1 ",tcp,127.0.0.1,52377,,80" 
Exit Code: 0
Output:

2025-05-25 22:16:42 (2420): 
Command: VBoxManage -q list extpacks
Exit Code: 0
Output:
Extension Packs: 0

2025-05-25 22:16:42 (2420): 
Command: VBoxManage -q sharedfolder add "boinc_24932789b2188d24" --name "shared" --hostpath "E:\BOINC\slots\0/shared"
Exit Code: 0
Output:

2025-05-25 22:16:46 (2420): 
Command: VBoxManage -q startvm "boinc_24932789b2188d24" --type headless
Exit Code: -2147467259
Output:
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
Waiting for VM "boinc_24932789b2188d24" to power on...

2025-05-25 22:16:46 (2420): 
Command: VBoxManage -q snapshot "boinc_24932789b2188d24" list 
Exit Code: -108
Output:
This machine does not have any snapshots

2025-05-25 22:16:46 (2420): 
Command: VBoxManage -q bandwidthctl "boinc_24932789b2188d24" remove "boinc_24932789b2188d24_net" 
Exit Code: 0
Output:
VBoxManage.exe: error: Bandwidth groups cannot be deleted while the VM is running

2025-05-25 22:16:47 (2420): 
Command: VBoxManage -q unregistervm "boinc_24932789b2188d24" --delete 
Exit Code: -2135228409
Output:
VBoxManage.exe: error: Cannot unregister the machine 'boinc_24932789b2188d24' 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(fDeleteAll ? CleanupMode_DetachAllReturnHardDisksAndVMRemovable :CleanupMode_DetachAllReturnHardDisksOnly, ComSafeArrayAsOutParam(aMedia))" at line 236 of file VBoxManageMisc.cpp

2025-05-25 22:16:48 (2420): 
Command: VBoxManage -q unregistervm "boinc_24932789b2188d24" --delete 
Exit Code: 0
Output:
0%...10%...20%...30%...40%...50%...60%...70%...80%...90%...100%

22:16:53 (2420): called boinc_finish(-2147467259)

</stderr_txt>
]]>


©2025 CERN