Name | CMS_2245338_1736106483.776028_0 |
Workunit | 229689933 |
Created | 5 Jan 2025, 19:48:08 UTC |
Sent | 5 Jan 2025, 20:07:33 UTC |
Report deadline | 5 Feb 2025, 20:07:33 UTC |
Received | 5 Jan 2025, 20:37:54 UTC |
Server state | Over |
Outcome | Computation error |
Client state | Compute error |
Exit status | -2147467259 (0x80004005) Unknown error code |
Computer ID | 10830425 |
Run time | 25 sec |
CPU time | |
Validate state | Invalid |
Credit | 0.00 |
Device peak FLOPS | 15.08 GFLOPS |
Application version | CMS Simulation v70.30 (vbox64_mt_mcore_cms) windows_x86_64 |
Peak working set size | 11.24 MB |
Peak swap size | 6.22 MB |
Peak disk usage | 0.01 MB |
<core_client_version>8.0.2</core_client_version> <![CDATA[ <message> Unspecified error (0x80004005) - exit code 2147500037 (0x80004005)</message> <stderr_txt> 2025-01-05 16:36:11 (87360): vboxwrapper version 26207 2025-01-05 16:36:11 (87360): BOINC client version: 8.0.2 2025-01-05 16:36:11 (87360): Detected: VirtualBox VboxManage Interface (Version: 7.0.6) 2025-01-05 16:36:12 (87360): Detected: Heartbeat check (file: 'heartbeat' every 1200.000000 seconds) 2025-01-05 16:36:12 (87360): Successfully copied 'init_data.xml' to the shared directory. 2025-01-05 16:36:12 (87360): Create VM. (boinc_5a2798e0efc4829b, slot#1) 2025-01-05 16:36:13 (87360): Setting Memory Size for VM. (4584MB) 2025-01-05 16:36:13 (87360): Setting CPU Count for VM. (4) 2025-01-05 16:36:13 (87360): Setting Chipset Options for VM. 2025-01-05 16:36:13 (87360): Setting Graphics Controller Options for VM. 2025-01-05 16:36:14 (87360): Setting Boot Options for VM. 2025-01-05 16:36:14 (87360): Setting Network Configuration for NAT. 2025-01-05 16:36:14 (87360): Enabling VM Network Access. 2025-01-05 16:36:15 (87360): Disabling USB Support for VM. 2025-01-05 16:36:15 (87360): Disabling COM Port Support for VM. 2025-01-05 16:36:15 (87360): Disabling LPT Port Support for VM. 2025-01-05 16:36:15 (87360): Disabling Audio Support for VM. 2025-01-05 16:36:16 (87360): Disabling Clipboard Support for VM. 2025-01-05 16:36:16 (87360): Disabling Drag and Drop Support for VM. 2025-01-05 16:36:16 (87360): Adding storage controller(s) to VM. 2025-01-05 16:36:17 (87360): Adding virtual disk drive to VM. (CMS_2024_04_29_prod.vdi) 2025-01-05 16:36:19 (87360): Adding VirtualBox Guest Additions to VM. 2025-01-05 16:36:19 (87360): Adding network bandwidth throttle group to VM. (Defaulting to 1024GB) 2025-01-05 16:36:20 (87360): forwarding host port 61148 to guest port 80 2025-01-05 16:36:20 (87360): Enabling remote desktop for VM. 2025-01-05 16:36:20 (87360): Required extension pack not installed, remote desktop not enabled. 2025-01-05 16:36:20 (87360): Enabling shared directory for VM. 2025-01-05 16:36:21 (87360): Starting VM using VBoxManage interface. (boinc_5a2798e0efc4829b, slot#1) 2025-01-05 16:36:28 (87360): Error in start VM for VM: -2147467259 Command: VBoxManage -q startvm "boinc_5a2798e0efc4829b" --type headless Output: VBoxManage.exe: error: Not in a hypervisor partition (HVP=0) (VERR_NEM_NOT_AVAILABLE). VBoxManage.exe: error: VT-x is disabled in the BIOS for all CPU modes (VERR_VMX_MSR_ALL_VMX_DISABLED) VBoxManage.exe: error: Details: code E_FAIL (0x80004005), component ConsoleWrap, interface IConsole Waiting for VM "boinc_5a2798e0efc4829b" to power on... 2025-01-05 16:36:28 (87360): VM failed to start. 2025-01-05 16:36:28 (87360): Could not start 2025-01-05 16:36:28 (87360): ERROR: VM failed to start 2025-01-05 16:36:28 (87360): Powering off VM. 2025-01-05 16:36:28 (87360): Deregistering VM. (boinc_5a2798e0efc4829b, slot#1) 2025-01-05 16:36:28 (87360): Removing network bandwidth throttle group from VM. 2025-01-05 16:36:28 (87360): Removing VM from VirtualBox. Hypervisor System Log: 00:00:06.514480 Saving settings file "C:\Users\Michael\.VirtualBox\VirtualBox.xml" with version "1.12-windows" 00:00:06.519475 Finished saving settings file "C:\Users\Michael\.VirtualBox\VirtualBox.xml" 00:00:07.084563 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 00:00:07.085043 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 00:00:07.085235 Saving settings file "C:\Users\Michael\.VirtualBox\VirtualBox.xml" with version "1.12-windows" 00:00:07.090168 Finished saving settings file "C:\Users\Michael\.VirtualBox\VirtualBox.xml" 00:00:07.093952 Saving settings file "C:\ProgramData\BOINC\slots\1\boinc_5a2798e0efc4829b\boinc_5a2798e0efc4829b.vbox" with version "1.19-windows" 00:00:07.097488 Finished saving settings file "C:\ProgramData\BOINC\slots\1\boinc_5a2798e0efc4829b\boinc_5a2798e0efc4829b.vbox" 00:00:07.373418 Saving settings file "C:\ProgramData\BOINC\slots\1\boinc_5a2798e0efc4829b\boinc_5a2798e0efc4829b.vbox" with version "1.19-windows" 00:00:07.378202 Finished saving settings file "C:\ProgramData\BOINC\slots\1\boinc_5a2798e0efc4829b\boinc_5a2798e0efc4829b.vbox" 00:00:07.651242 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 00:00:07.652494 Saving settings file "C:\ProgramData\BOINC\slots\1\boinc_5a2798e0efc4829b\boinc_5a2798e0efc4829b.vbox" with version "1.19-windows" 00:00:07.665434 Finished saving settings file "C:\ProgramData\BOINC\slots\1\boinc_5a2798e0efc4829b\boinc_5a2798e0efc4829b.vbox" 00:00:07.666139 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 00:00:07.668636 Saving settings file "C:\ProgramData\BOINC\slots\1\boinc_5a2798e0efc4829b\boinc_5a2798e0efc4829b.vbox" with version "1.19-windows" 00:00:07.672005 Finished saving settings file "C:\ProgramData\BOINC\slots\1\boinc_5a2798e0efc4829b\boinc_5a2798e0efc4829b.vbox" 00:00:07.672556 Saving settings file "C:\ProgramData\BOINC\slots\1\boinc_5a2798e0efc4829b\boinc_5a2798e0efc4829b.vbox" with version "1.19-windows" 00:00:07.676122 Finished saving settings file "C:\ProgramData\BOINC\slots\1\boinc_5a2798e0efc4829b\boinc_5a2798e0efc4829b.vbox" 00:00:08.004438 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 00:00:08.017263 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 00:00:08.017440 Saving settings file "C:\Users\Michael\.VirtualBox\VirtualBox.xml" with version "1.12-windows" 00:00:08.021277 Finished saving settings file "C:\Users\Michael\.VirtualBox\VirtualBox.xml" 00:00:08.021588 Saving settings file "C:\Users\Michael\.VirtualBox\VirtualBox.xml" with version "1.12-windows" 00:00:08.025326 Finished saving settings file "C:\Users\Michael\.VirtualBox\VirtualBox.xml" 00:00:08.026102 Saving settings file "C:\ProgramData\BOINC\slots\1\boinc_5a2798e0efc4829b\boinc_5a2798e0efc4829b.vbox" with version "1.19-windows" 00:00:08.029547 Finished saving settings file "C:\ProgramData\BOINC\slots\1\boinc_5a2798e0efc4829b\boinc_5a2798e0efc4829b.vbox" 00:00:08.367011 Saving settings file "C:\ProgramData\BOINC\slots\1\boinc_5a2798e0efc4829b\boinc_5a2798e0efc4829b.vbox" with version "1.19-windows" 00:00:08.371405 Finished saving settings file "C:\ProgramData\BOINC\slots\1\boinc_5a2798e0efc4829b\boinc_5a2798e0efc4829b.vbox" 00:00:08.592279 Saving settings file "C:\ProgramData\BOINC\slots\1\boinc_5a2798e0efc4829b\boinc_5a2798e0efc4829b.vbox" with version "1.19-windows" 00:00:08.597502 Finished saving settings file "C:\ProgramData\BOINC\slots\1\boinc_5a2798e0efc4829b\boinc_5a2798e0efc4829b.vbox" 00:00:09.158635 Saving settings file "C:\ProgramData\BOINC\slots\1\boinc_5a2798e0efc4829b\boinc_5a2798e0efc4829b.vbox" with version "1.19-windows" 00:00:09.171108 Finished saving settings file "C:\ProgramData\BOINC\slots\1\boinc_5a2798e0efc4829b\boinc_5a2798e0efc4829b.vbox" 00:00:09.397793 ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={7682d5eb-f00e-44f1-8ca2-99d08b1cd607} aComponent={VirtualBoxWrap} aText={Ńo extension pack providing a cryptographic support module could be found}, preserve=false aResultDetail=0 00:00:09.409854 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 00:00:09.409958 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 00:00:09.424122 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 00:00:09.678714 Launched VM: 4166399312 pid: 87380 (0x15554) frontend: headless name: boinc_5a2798e0efc4829b 00:00:16.730630 Saving settings file "C:\ProgramData\BOINC\slots\1\boinc_5a2798e0efc4829b\boinc_5a2798e0efc4829b.vbox" with version "1.19-windows" 00:00:16.734114 Finished saving settings file "C:\ProgramData\BOINC\slots\1\boinc_5a2798e0efc4829b\boinc_5a2798e0efc4829b.vbox" 00:00:16.828859 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 00:00:17.200648 Saving settings file "C:\Users\Michael\.VirtualBox\VirtualBox.xml" with version "1.12-windows" 00:00:17.204999 Finished saving settings file "C:\Users\Michael\.VirtualBox\VirtualBox.xml" 00:00:17.205097 Saving settings file "C:\Users\Michael\.VirtualBox\VirtualBox.xml" with version "1.12-windows" 00:00:17.209014 Finished saving settings file "C:\Users\Michael\.VirtualBox\VirtualBox.xml" 00:00:17.221842 DeleteVM Saving settings file "C:\Users\Michael\.VirtualBox\VirtualBox.xml" with version "1.12-windows" 00:00:17.225685 DeleteVM Finished saving settings file "C:\Users\Michael\.VirtualBox\VirtualBox.xml" 00:00:22.248115 main VirtualBox: object deletion starts 00:00:22.249705 main HostDnsMonitor: shutting down ... 00:00:22.249741 main HostDnsMonitor: shut down 00:00:22.251605 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 00:00:22.251921 main VirtualBox: object deleted VM Execution Log: VM Startup Log: VM Trace Log: -01-05 16:36:12 (87360): Command: VBoxManage -q createvm --name "boinc_5a2798e0efc4829b" --basefolder "C:\ProgramData\BOINC\slots\1" --ostype "Linux26_64" --register Exit Code: 0 Output: Virtual machine 'boinc_5a2798e0efc4829b' is created and registered. UUID: f50039fb-6872-4bf0-9d6a-e2d691a7e231 Settings file: 'C:\ProgramData\BOINC\slots\1\boinc_5a2798e0efc4829b\boinc_5a2798e0efc4829b.vbox' 2025-01-05 16:36:13 (87360): Command: VBoxManage -q modifyvm "boinc_5a2798e0efc4829b" --description "CMS_2245338_1736106483.776028_0" Exit Code: 0 Output: 2025-01-05 16:36:13 (87360): Command: VBoxManage -q modifyvm "boinc_5a2798e0efc4829b" --memory 4584 Exit Code: 0 Output: 2025-01-05 16:36:13 (87360): Command: VBoxManage -q modifyvm "boinc_5a2798e0efc4829b" --cpus 4 Exit Code: 0 Output: 2025-01-05 16:36:13 (87360): Command: VBoxManage -q modifyvm "boinc_5a2798e0efc4829b" --acpi on --ioapic on --rtcuseutc off Exit Code: 0 Output: 2025-01-05 16:36:14 (87360): Command: VBoxManage -q modifyvm "boinc_5a2798e0efc4829b" --vram 16 --graphicscontroller VBoxVGA Exit Code: 0 Output: 2025-01-05 16:36:14 (87360): Command: VBoxManage -q modifyvm "boinc_5a2798e0efc4829b" --boot1 disk --boot2 dvd --boot3 none --boot4 none Exit Code: 0 Output: 2025-01-05 16:36:14 (87360): Command: VBoxManage -q modifyvm "boinc_5a2798e0efc4829b" --nic1 nat --natdnsproxy1 on --cableconnected1 off Exit Code: 0 Output: 2025-01-05 16:36:15 (87360): Command: VBoxManage -q modifyvm "boinc_5a2798e0efc4829b" --cableconnected1 on Exit Code: 0 Output: 2025-01-05 16:36:15 (87360): Command: VBoxManage -q modifyvm "boinc_5a2798e0efc4829b" --usb off Exit Code: 0 Output: 2025-01-05 16:36:15 (87360): Command: VBoxManage -q modifyvm "boinc_5a2798e0efc4829b" --uart1 off --uart2 off Exit Code: 0 Output: 2025-01-05 16:36:15 (87360): Command: VBoxManage -q modifyvm "boinc_5a2798e0efc4829b" --lpt1 off --lpt2 off Exit Code: 0 Output: 2025-01-05 16:36:16 (87360): Command: VBoxManage -q modifyvm "boinc_5a2798e0efc4829b" --audio-enabled off Exit Code: 0 Output: 2025-01-05 16:36:16 (87360): Command: VBoxManage -q modifyvm "boinc_5a2798e0efc4829b" --clipboard disabled Exit Code: 0 Output: 2025-01-05 16:36:16 (87360): Command: VBoxManage -q modifyvm "boinc_5a2798e0efc4829b" --draganddrop disabled Exit Code: 0 Output: 2025-01-05 16:36:17 (87360): Command: VBoxManage -q storagectl "boinc_5a2798e0efc4829b" --name "Hard Disk Controller" --add "sata" --controller "IntelAHCI" --hostiocache off --portcount 3 Exit Code: 0 Output: 2025-01-05 16:36:17 (87360): Command: VBoxManage -q showhdinfo "C:\ProgramData\BOINC/projects/lhcathome.cern.ch_lhcathome/CMS_2024_04_29_prod.vdi" Exit Code: 0 Output: UUID: 461abfaf-39ef-4b91-89ba-53cae0787c5e Parent UUID: base State: created Type: multiattach Location: C:\ProgramData\BOINC\projects\lhcathome.cern.ch_lhcathome\CMS_2024_04_29_prod.vdi Storage format: VDI Format variant: dynamic default Capacity: 20480 MBytes Size on disk: 3853 MBytes Encryption: disabled Property: AllocationBlockSize=1048576 2025-01-05 16:36:17 (87360): Command: VBoxManage -q storageattach "boinc_5a2798e0efc4829b" --storagectl "Hard Disk Controller" --port 0 --device 0 --type hdd --mtype multiattach --medium "C:\ProgramData\BOINC/projects/lhcathome.cern.ch_lhcathome/CMS_2024_04_29_prod.vdi" Exit Code: -2135228409 Output: VBoxManage.exe: error: Cannot attach medium 'C:\ProgramData\BOINC\projects\lhcathome.cern.ch_lhcathome\CMS_2024_04_29_prod.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 2025-01-05 16:36:17 (87360): Command: VBoxManage -q showhdinfo "C:\ProgramData\BOINC/projects/lhcathome.cern.ch_lhcathome/CMS_2024_04_29_prod.vdi" Exit Code: 0 Output: UUID: 461abfaf-39ef-4b91-89ba-53cae0787c5e Parent UUID: base State: created Type: multiattach Location: C:\ProgramData\BOINC\projects\lhcathome.cern.ch_lhcathome\CMS_2024_04_29_prod.vdi Storage format: VDI Format variant: dynamic default Capacity: 20480 MBytes Size on disk: 3853 MBytes Encryption: disabled Property: AllocationBlockSize=1048576 2025-01-05 16:36:18 (87360): Command: VBoxManage -q closemedium disk "C:\ProgramData\BOINC\projects\lhcathome.cern.ch_lhcathome\CMS_2024_04_29_prod.vdi" Exit Code: 0 Output: 2025-01-05 16:36:18 (87360): Command: VBoxManage -q showhdinfo "C:\ProgramData\BOINC/projects/lhcathome.cern.ch_lhcathome/CMS_2024_04_29_prod.vdi" Exit Code: 0 Output: UUID: 461abfaf-39ef-4b91-89ba-53cae0787c5e Parent UUID: base State: created Type: normal (base) Location: C:\ProgramData\BOINC\projects\lhcathome.cern.ch_lhcathome\CMS_2024_04_29_prod.vdi Storage format: VDI Format variant: dynamic default Capacity: 20480 MBytes Size on disk: 3853 MBytes Encryption: disabled Property: AllocationBlockSize=1048576 2025-01-05 16:36:18 (87360): Command: VBoxManage -q storageattach "boinc_5a2798e0efc4829b" --storagectl "Hard Disk Controller" --port 0 --device 0 --type hdd --medium "C:\ProgramData\BOINC/projects/lhcathome.cern.ch_lhcathome/CMS_2024_04_29_prod.vdi" Exit Code: 0 Output: 2025-01-05 16:36:19 (87360): Command: VBoxManage -q storageattach "boinc_5a2798e0efc4829b" --storagectl "Hard Disk Controller" --port 0 --device 0 --type hdd --medium none Exit Code: 0 Output: 2025-01-05 16:36:19 (87360): Command: VBoxManage -q storageattach "boinc_5a2798e0efc4829b" --storagectl "Hard Disk Controller" --port 0 --device 0 --type hdd --mtype multiattach --medium "C:\ProgramData\BOINC/projects/lhcathome.cern.ch_lhcathome/CMS_2024_04_29_prod.vdi" Exit Code: 0 Output: 2025-01-05 16:36:19 (87360): Command: VBoxManage -q storageattach "boinc_5a2798e0efc4829b" --storagectl "Hard Disk Controller" --port 1 --device 0 --type dvddrive --medium "C:\Program Files\Oracle\VirtualBox/VBoxGuestAdditions.iso" Exit Code: 0 Output: 2025-01-05 16:36:20 (87360): Command: VBoxManage -q bandwidthctl "boinc_5a2798e0efc4829b" add "boinc_5a2798e0efc4829b_net" --type network --limit 1024G Exit Code: 0 Output: 2025-01-05 16:36:20 (87360): Command: VBoxManage -q modifyvm "boinc_5a2798e0efc4829b" --natpf1 ",tcp,127.0.0.1,61148,,80" Exit Code: 0 Output: 2025-01-05 16:36:20 (87360): Command: VBoxManage -q list extpacks Exit Code: 0 Output: Extension Packs: 0 2025-01-05 16:36:20 (87360): Command: VBoxManage -q sharedfolder add "boinc_5a2798e0efc4829b" --name "shared" --hostpath "C:\ProgramData\BOINC\slots\1/shared" Exit Code: 0 Output: 2025-01-05 16:36:28 (87360): Command: VBoxManage -q startvm "boinc_5a2798e0efc4829b" --type headless Exit Code: -2147467259 Output: VBoxManage.exe: error: Not in a hypervisor partition (HVP=0) (VERR_NEM_NOT_AVAILABLE). VBoxManage.exe: error: VT-x is disabled in the BIOS for all CPU modes (VERR_VMX_MSR_ALL_VMX_DISABLED) VBoxManage.exe: error: Details: code E_FAIL (0x80004005), component ConsoleWrap, interface IConsole Waiting for VM "boinc_5a2798e0efc4829b" to power on... 2025-01-05 16:36:28 (87360): Command: VBoxManage -q snapshot "boinc_5a2798e0efc4829b" list Exit Code: -108 Output: This machine does not have any snapshots 2025-01-05 16:36:28 (87360): Command: VBoxManage -q bandwidthctl "boinc_5a2798e0efc4829b" remove "boinc_5a2798e0efc4829b_net" Exit Code: 0 Output: VBoxManage.exe: error: Bandwidth groups cannot be deleted while the VM is running 2025-01-05 16:36:28 (87360): Command: VBoxManage -q unregistervm "boinc_5a2798e0efc4829b" --delete Exit Code: 0 Output: 0%...10%...20%...30%...40%...50%...60%...70%...80%...90%...100% 2025-01-05 16:36:34 (87360): called boinc_finish(-2147467259) </stderr_txt> ]]>
©2025 CERN