Stderr output

<core_client_version>7.20.2</core_client_version>
<![CDATA[
<message>
process exited with code 5 (0x5, -251)</message>
<stderr_txt>
2026-01-15 20:43:30 (82238): vboxwrapper version 26210
2026-01-15 20:43:30 (82238): BOINC client version: 7.20.2
2026-01-15 20:43:30 (82238): Detected: VirtualBox VboxManage Interface (Version: 7.1.6)
2026-01-15 20:43:30 (82238): Detected: Sandbox Configuration Enabled
2026-01-15 20:43:30 (82238): Detected: Heartbeat check (file: 'heartbeat' every 1800.000000 seconds)
2026-01-15 20:43:30 (82238): Successfully copied 'init_data.xml' to the shared directory.
2026-01-15 20:43:30 (82238): Successfully copied 'input' to the shared directory.
2026-01-15 20:43:31 (82238): Create VM. (boinc_2edb76d3a1d7b44b, slot#0)
2026-01-15 20:43:31 (82238): Setting Memory Size for VM. (1024MB)
2026-01-15 20:43:31 (82238): Setting CPU Count for VM. (1)
2026-01-15 20:43:31 (82238): Setting Chipset Options for VM.
2026-01-15 20:43:31 (82238): Setting Graphics Controller Options for VM. (Driver: VBoxVGA, 16MB)
2026-01-15 20:43:31 (82238): Setting Boot Options for VM.
2026-01-15 20:43:31 (82238): Setting Network Configuration for NAT. (Driver: virtio)
2026-01-15 20:43:31 (82238): Enabling VM Network Access.
2026-01-15 20:43:31 (82238): Disabling USB Support for VM.
2026-01-15 20:43:31 (82238): Disabling COM Port Support for VM.
2026-01-15 20:43:31 (82238): Disabling Audio Support for VM.
2026-01-15 20:43:31 (82238): Disabling Clipboard Support for VM.
2026-01-15 20:43:31 (82238): Disabling Drag and Drop Support for VM.
2026-01-15 20:43:31 (82238): Adding storage controller(s) to VM.
2026-01-15 20:43:31 (82238): Adding virtual disk drive to VM. (Theory_2025_08_13_prod.vdi)
2026-01-15 20:43:33 (82238): Attempts: 2
2026-01-15 20:43:33 (82238): Adding VirtualBox Guest Additions to VM.
2026-01-15 20:43:33 (82238): Adding network bandwidth throttle group to VM. (Defaulting to 1024GB)
2026-01-15 20:43:33 (82238): forwarding host port 60856 to guest port 80
2026-01-15 20:43:33 (82238): Enabling remote desktop for VM.
2026-01-15 20:43:34 (82238): Enabling shared directory for VM.
2026-01-15 20:43:34 (82238): Starting VM using VBoxManage interface. (boinc_2edb76d3a1d7b44b, slot#0)
2026-01-15 20:43:34 (82238): Error in start VM for VM: -2147467259
Command:
VBoxManage -q startvm "boinc_2edb76d3a1d7b44b" --type headless
Output:
VBoxManage: error: The VM session was aborted
VBoxManage: error: Details: code NS_ERROR_FAILURE (0x80004005), component SessionMachine, interface ISession
Waiting for VM "boinc_2edb76d3a1d7b44b" to power on...

2026-01-15 20:43:34 (82238): VM failed to start.
2026-01-15 20:43:34 (82238): Could not start 
2026-01-15 20:43:34 (82238): ERROR: VM failed to start
2026-01-15 20:43:34 (82238): Powering off VM.
2026-01-15 20:43:34 (82238): Deregistering VM. (boinc_2edb76d3a1d7b44b, slot#0)
2026-01-15 20:43:34 (82238): Removing network bandwidth throttle group from VM.
2026-01-15 20:43:34 (82238): Removing VM from VirtualBox.

    Hypervisor System Log:

00:00:02.942628 DCon03   Platform architecture set to 'x86'
00:00:02.944157 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
00:00:02.944583 DCon03   Saving settings file "/Library/Application Support/BOINC Data/slots/0/boinc_2edb76d3a1d7b44b/boinc_2edb76d3a1d7b44b.vbox" with version "1.19-macosx"
00:00:02.945293 DCon03   Finished saving settings file "/Library/Application Support/BOINC Data/slots/0/boinc_2edb76d3a1d7b44b/boinc_2edb76d3a1d7b44b.vbox"
00:00:02.945399 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
00:00:02.946283 DCon03   Saving settings file "/Library/Application Support/BOINC Data/slots/0/boinc_2edb76d3a1d7b44b/boinc_2edb76d3a1d7b44b.vbox" with version "1.19-macosx"
00:00:02.947139 DCon03   Finished saving settings file "/Library/Application Support/BOINC Data/slots/0/boinc_2edb76d3a1d7b44b/boinc_2edb76d3a1d7b44b.vbox"
00:00:02.947277 DCon03   Saving settings file "/Library/Application Support/BOINC Data/slots/0/boinc_2edb76d3a1d7b44b/boinc_2edb76d3a1d7b44b.vbox" with version "1.19-macosx"
00:00:02.947803 DCon03   Finished saving settings file "/Library/Application Support/BOINC Data/slots/0/boinc_2edb76d3a1d7b44b/boinc_2edb76d3a1d7b44b.vbox"
00:00:02.967792 DCon03   Platform architecture set to 'x86'
00:00:02.969139 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 1 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
00:00:02.969376 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 1 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
00:00:02.969805 DCon03   Saving settings file "/Library/Application Support/BOINC Data/slots/0/boinc_2edb76d3a1d7b44b/boinc_2edb76d3a1d7b44b.vbox" with version "1.19-macosx"
00:00:02.970543 DCon03   Finished saving settings file "/Library/Application Support/BOINC Data/slots/0/boinc_2edb76d3a1d7b44b/boinc_2edb76d3a1d7b44b.vbox"
00:00:02.990863 DCon03   Platform architecture set to 'x86'
00:00:02.991752 DCon03   Saving settings file "/Library/Application Support/BOINC Data/slots/0/boinc_2edb76d3a1d7b44b/boinc_2edb76d3a1d7b44b.vbox" with version "1.19-macosx"
00:00:02.992474 DCon03   Finished saving settings file "/Library/Application Support/BOINC Data/slots/0/boinc_2edb76d3a1d7b44b/boinc_2edb76d3a1d7b44b.vbox"
00:00:03.012986 DCon03   Platform architecture set to 'x86'
00:00:03.014253 DCon03   Saving settings file "/Library/Application Support/BOINC Data/slots/0/boinc_2edb76d3a1d7b44b/boinc_2edb76d3a1d7b44b.vbox" with version "1.19-macosx"
00:00:03.014991 DCon03   Finished saving settings file "/Library/Application Support/BOINC Data/slots/0/boinc_2edb76d3a1d7b44b/boinc_2edb76d3a1d7b44b.vbox"
00:00:03.054370 DCon03   Platform architecture set to 'x86'
00:00:03.055479 DCon03   VRDE: Generating certificate files '/Library/Application Support/BOINC Data/slots/0/boinc_2edb76d3a1d7b44b/VRDEAutoGeneratedCert.pem' and '/Library/Application Support/BOINC Data/slots/0/boinc_2edb76d3a1d7b44b/VRDEAutoGeneratedPrivateKey.pem'...
00:00:03.122785 DCon03   Saving settings file "/Library/Application Support/BOINC Data/slots/0/boinc_2edb76d3a1d7b44b/boinc_2edb76d3a1d7b44b.vbox" with version "1.19-macosx"
00:00:03.123662 DCon03   Finished saving settings file "/Library/Application Support/BOINC Data/slots/0/boinc_2edb76d3a1d7b44b/boinc_2edb76d3a1d7b44b.vbox"
00:00:03.143127 DCon03   Platform architecture set to 'x86'
00:00:03.143969 DCon03   Saving settings file "/Library/Application Support/BOINC Data/slots/0/boinc_2edb76d3a1d7b44b/boinc_2edb76d3a1d7b44b.vbox" with version "1.19-macosx"
00:00:03.144665 DCon03   Finished saving settings file "/Library/Application Support/BOINC Data/slots/0/boinc_2edb76d3a1d7b44b/boinc_2edb76d3a1d7b44b.vbox"
00:00:03.164786 DCon03   Platform architecture set to 'x86'
00:00:03.165931 DCon03   ERROR [COM]: aRC=VBOX_E_NOT_SUPPORTED (0x80bb0009) aIID={e36a5081-a82a-40bd-9e4e-42a44d6ce50f} aComponent={SessionMachine} aText={This VM is not encrypted}, preserve=false aResultDetail=0
00:00:03.173042 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 2 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
00:00:03.173145 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 2 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
00:00:03.181907 DCon03   ERROR [COM]: aRC=NS_ERROR_FAILURE (0x80004005) aIID={bea3ef5c-de2f-4b74-aa3a-15d6249371a0} aComponent={RecordingSettingsWrap} aText={Recording not started}, preserve=false aResultDetail=0
00:00:03.182968 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
00:00:03.204519 DCon03   Launched VM: 24029984 pid: 82398 (0x141de) frontend: headless name: boinc_2edb76d3a1d7b44b
00:00:03.217715 DCon04   Platform architecture set to 'x86'
00:00:03.219215 DCon04   ERROR [COM]: aRC=VBOX_E_VM_ERROR (0x80bb0003) aIID={e36a5081-a82a-40bd-9e4e-42a44d6ce50f} aComponent={MachineWrap} aText={Failed to assign the machine to the session (VBOX_E_PLATFORM_ARCH_NOT_SUPPORTED)}, preserve=false aResultDetail=0
00:00:03.219336 DCon01   Saving settings file "/Library/Application Support/BOINC Data/slots/0/boinc_2edb76d3a1d7b44b/boinc_2edb76d3a1d7b44b.vbox" with version "1.19-macosx"
00:00:03.220117 DCon01   Finished saving settings file "/Library/Application Support/BOINC Data/slots/0/boinc_2edb76d3a1d7b44b/boinc_2edb76d3a1d7b44b.vbox"
00:00:03.240053 DCon04   Platform architecture set to 'x86'
00:00:03.240513 Watcher  Reaper: Pid 82398 (0x141de) exited normally: 1 (0x1)
00:00:03.240754 DCon04   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
00:00:03.260836 DCon04   Platform architecture set to 'x86'
00:00:03.261741 DCon04   Saving settings file "/Library/Application Support/BOINC Data/slots/0/boinc_2edb76d3a1d7b44b/boinc_2edb76d3a1d7b44b.vbox" with version "1.19-macosx"
00:00:03.262490 DCon04   Finished saving settings file "/Library/Application Support/BOINC Data/slots/0/boinc_2edb76d3a1d7b44b/boinc_2edb76d3a1d7b44b.vbox"
00:00:03.282515 DCon04   Saving settings file "/Library/Application Support/BOINC Data/projects/VirtualBox/VirtualBox.xml" with version "1.12-macosx"
00:00:03.283226 DCon04   Finished saving settings file "/Library/Application Support/BOINC Data/projects/VirtualBox/VirtualBox.xml"
00:00:03.283245 DCon04   Saving settings file "/Library/Application Support/BOINC Data/projects/VirtualBox/VirtualBox.xml" with version "1.12-macosx"
00:00:03.283835 DCon04   Finished saving settings file "/Library/Application Support/BOINC Data/projects/VirtualBox/VirtualBox.xml"
00:00:03.284111 DeleteVM Saving settings file "/Library/Application Support/BOINC Data/projects/VirtualBox/VirtualBox.xml" with version "1.12-macosx"
00:00:03.284666 DeleteVM Finished saving settings file "/Library/Application Support/BOINC Data/projects/VirtualBox/VirtualBox.xml"

    VM Execution Log:


    VM Startup Log:


    VM Trace Log:

sockSnd="64"
sockRcv="64"
tcpWndSnd="64"
tcpWndRcv="64"
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"
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_audio_enabled="off"
rec_screen_dest="File"
rec_screen_dest_filename="/Library/Application Support/BOINC Data/slots/0/boinc_2edb76d3a1d7b44b/boinc_2edb76d3a1d7b44b-screen0.webm"
rec_screen_opts="vc_enabled=true,ac_enabled=false,ac_profile=med"
rec_screen_video_res_xy="1024x768"
rec_screen_video_rate_kbps=512
rec_screen_video_fps=25
description="Theory_2922-4837069-456_0"
GuestMemoryBalloon=0

2026-01-15 20:43:31 (82238): 
Command: VBoxManage -q modifyvm "boinc_2edb76d3a1d7b44b" --nic1 nat --nic-type1 "virtio" --cable-connected1 off --nat-dns-proxy1 on 
Exit Code: 0
Output:

2026-01-15 20:43:31 (82238): 
Command: VBoxManage -q modifyvm "boinc_2edb76d3a1d7b44b" --cable-connected1 on 
Exit Code: 0
Output:

2026-01-15 20:43:31 (82238): 
Command: VBoxManage -q modifyvm "boinc_2edb76d3a1d7b44b" --usb off 
Exit Code: 0
Output:

2026-01-15 20:43:31 (82238): 
Command: VBoxManage -q modifyvm "boinc_2edb76d3a1d7b44b" --uart1 off --uart2 off 
Exit Code: 0
Output:

2026-01-15 20:43:31 (82238): 
Command: VBoxManage -q modifyvm "boinc_2edb76d3a1d7b44b" --audio-enabled off 
Exit Code: 0
Output:

2026-01-15 20:43:31 (82238): 
Command: VBoxManage -q modifyvm "boinc_2edb76d3a1d7b44b" --clipboard disabled 
Exit Code: 0
Output:

2026-01-15 20:43:31 (82238): 
Command: VBoxManage -q modifyvm "boinc_2edb76d3a1d7b44b" --draganddrop disabled 
Exit Code: 0
Output:

2026-01-15 20:43:31 (82238): 
Command: VBoxManage -q storagectl "boinc_2edb76d3a1d7b44b" --name "Hard Disk Controller" --add "sata" --controller "IntelAHCI" --hostiocache off --portcount 3
Exit Code: 0
Output:

2026-01-15 20:43:33 (82238): 
Command: VBoxManage -q showhdinfo "/Library/Application Support/BOINC Data/projects/lhcathome.cern.ch_lhcathome/Theory_2025_08_13_prod.vdi" 
Exit Code: 0
Output:
UUID:           045b03b5-74fd-4f58-8f68-0eee86fe796d
Parent UUID:    base
State:          created
Type:           multiattach
Location:       /Library/Application Support/BOINC Data/projects/lhcathome.cern.ch_lhcathome/Theory_2025_08_13_prod.vdi
Storage format: VDI
Format variant: dynamic default
Capacity:       10240 MBytes
Size on disk:   2847 MBytes
Encryption:     disabled
Property:       AllocationBlockSize=1048576

2026-01-15 20:43:33 (82238): 
Command: VBoxManage -q storageattach "boinc_2edb76d3a1d7b44b" --storagectl "Hard Disk Controller" --port 0 --device 0 --type hdd --mtype multiattach --medium "/Library/Application Support/BOINC Data/projects/lhcathome.cern.ch_lhcathome/Theory_2025_08_13_prod.vdi" 
Exit Code: -2135228409
Output:
VBoxManage: error: Cannot attach medium '/Library/Application Support/BOINC Data/projects/lhcathome.cern.ch_lhcathome/Theory_2025_08_13_prod.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 786 of file VBoxManageStorageController.cpp

2026-01-15 20:43:33 (82238): 
Command: VBoxManage -q showhdinfo "/Library/Application Support/BOINC Data/projects/lhcathome.cern.ch_lhcathome/Theory_2025_08_13_prod.vdi" 
Exit Code: 0
Output:
UUID:           045b03b5-74fd-4f58-8f68-0eee86fe796d
Parent UUID:    base
State:          created
Type:           multiattach
Location:       /Library/Application Support/BOINC Data/projects/lhcathome.cern.ch_lhcathome/Theory_2025_08_13_prod.vdi
Storage format: VDI
Format variant: dynamic default
Capacity:       10240 MBytes
Size on disk:   2847 MBytes
Encryption:     disabled
Property:       AllocationBlockSize=1048576

2026-01-15 20:43:33 (82238): 
Command: VBoxManage -q closemedium disk "/Library/Application Support/BOINC Data/projects/lhcathome.cern.ch_lhcathome/Theory_2025_08_13_prod.vdi" 
Exit Code: 0
Output:

2026-01-15 20:43:33 (82238): 
Command: VBoxManage -q showhdinfo "/Library/Application Support/BOINC Data/projects/lhcathome.cern.ch_lhcathome/Theory_2025_08_13_prod.vdi" 
Exit Code: 0
Output:
UUID:           045b03b5-74fd-4f58-8f68-0eee86fe796d
Parent UUID:    base
State:          created
Type:           normal (base)
Location:       /Library/Application Support/BOINC Data/projects/lhcathome.cern.ch_lhcathome/Theory_2025_08_13_prod.vdi
Storage format: VDI
Format variant: dynamic default
Capacity:       10240 MBytes
Size on disk:   2847 MBytes
Encryption:     disabled
Property:       AllocationBlockSize=1048576

2026-01-15 20:43:33 (82238): 
Command: VBoxManage -q storageattach "boinc_2edb76d3a1d7b44b" --storagectl "Hard Disk Controller" --port 0 --device 0 --type hdd --medium "/Library/Application Support/BOINC Data/projects/lhcathome.cern.ch_lhcathome/Theory_2025_08_13_prod.vdi" 
Exit Code: 0
Output:

2026-01-15 20:43:33 (82238): 
Command: VBoxManage -q storageattach "boinc_2edb76d3a1d7b44b" --storagectl "Hard Disk Controller" --port 0 --device 0 --type hdd --medium none 
Exit Code: 0
Output:

2026-01-15 20:43:33 (82238): 
Command: VBoxManage -q storageattach "boinc_2edb76d3a1d7b44b" --storagectl "Hard Disk Controller" --port 0 --device 0 --type hdd --mtype multiattach --medium "/Library/Application Support/BOINC Data/projects/lhcathome.cern.ch_lhcathome/Theory_2025_08_13_prod.vdi" 
Exit Code: 0
Output:

2026-01-15 20:43:33 (82238): 
Command: VBoxManage -q storageattach "boinc_2edb76d3a1d7b44b" --storagectl "Hard Disk Controller" --port 1 --device 0 --type dvddrive --medium "/Applications/VirtualBox.app/Contents/MacOS/VBoxGuestAdditions.iso" 
Exit Code: 0
Output:

2026-01-15 20:43:33 (82238): 
Command: VBoxManage -q bandwidthctl "boinc_2edb76d3a1d7b44b" add "boinc_2edb76d3a1d7b44b_net" --type network --limit 1024G 
Exit Code: 0
Output:

2026-01-15 20:43:33 (82238): 
Command: VBoxManage -q modifyvm "boinc_2edb76d3a1d7b44b" --natpf1 ",tcp,127.0.0.1,60856,,80" 
Exit Code: 0
Output:

2026-01-15 20:43:33 (82238): 
Command: VBoxManage -q list extpacks
Exit Code: 0
Output:
Extension Packs: 1
Pack no. 0:   Oracle VirtualBox Extension Pack
Version:        7.1.6
Revision:       167084
Edition:        
Description:    Oracle Cloud Infrastructure integration, Host Webcam, VirtualBox RDP, PXE ROM, Disk Encryption, NVMe, full VM encryption.
VRDE Module:    VBoxVRDP
Crypto Module:  VBoxPuelCrypto
Usable:         true
Why unusable:   

2026-01-15 20:43:34 (82238): 
Command: VBoxManage -q modifyvm "boinc_2edb76d3a1d7b44b" --vrde on --vrdeextpack default --vrdeauthlibrary default --vrdeauthtype null --vrdeport 60857 --vrde-property "Security/Method=RDP" 
Exit Code: 0
Output:

2026-01-15 20:43:34 (82238): 
Command: VBoxManage -q sharedfolder add "boinc_2edb76d3a1d7b44b" --name "shared" --hostpath "/Library/Application Support/BOINC Data/slots/0/shared"
Exit Code: 0
Output:

2026-01-15 20:43:34 (82238): 
Command: VBoxManage -q startvm "boinc_2edb76d3a1d7b44b" --type headless
Exit Code: -2147467259
Output:
VBoxManage: error: The VM session was aborted
VBoxManage: error: Details: code NS_ERROR_FAILURE (0x80004005), component SessionMachine, interface ISession
Waiting for VM "boinc_2edb76d3a1d7b44b" to power on...

2026-01-15 20:43:34 (82238): 
Command: VBoxManage -q snapshot "boinc_2edb76d3a1d7b44b" list 
Exit Code: 0
Output:
This machine does not have any snapshots

2026-01-15 20:43:34 (82238): 
Command: VBoxManage -q bandwidthctl "boinc_2edb76d3a1d7b44b" remove "boinc_2edb76d3a1d7b44b_net" 
Exit Code: 0
Output:

2026-01-15 20:43:34 (82238): 
Command: VBoxManage -q unregistervm "boinc_2edb76d3a1d7b44b" --delete 
Exit Code: 0
Output:
0%...10%...20%...30%...40%...50%...60%...70%...80%...90%...100%

2026-01-15 20:43:39 (82238): called boinc_finish(-2147467259)

</stderr_txt>
]]>

©2026 CERN