Name | Theory_2814-4040264-51_0 |
Workunit | 230540179 |
Created | 24 Feb 2025, 15:01:28 UTC |
Sent | 24 Feb 2025, 19:16:44 UTC |
Report deadline | 7 Mar 2025, 19:16:44 UTC |
Received | 24 Feb 2025, 19:51:28 UTC |
Server state | Over |
Outcome | Computation error |
Client state | Compute error |
Exit status | 1 (0x00000001) Unknown error code |
Computer ID | 10815968 |
Run time | 19 sec |
CPU time | |
Validate state | Invalid |
Credit | 0.00 |
Device peak FLOPS | 5.17 GFLOPS |
Application version | Theory Simulation v300.60 (vbox64_theory) windows_x86_64 |
Peak working set size | 6.96 MB |
Peak swap size | 1.76 MB |
Peak disk usage | 1.08 MB |
<core_client_version>8.0.2</core_client_version> <![CDATA[ <message> Incorrect function. (0x1) - exit code 1 (0x1)</message> <stderr_txt> 2025-02-24 20:35:35 (27640): vboxwrapper version 26208 2025-02-24 20:35:35 (27640): BOINC client version: 8.0.2 2025-02-24 20:35:36 (27640): Detected: VirtualBox VboxManage Interface (Version: 7.0.6) 2025-02-24 20:35:36 (27640): Detected: Heartbeat check (file: 'heartbeat' every 1200.000000 seconds) 2025-02-24 20:35:36 (27640): Successfully copied 'init_data.xml' to the shared directory. 2025-02-24 20:35:36 (27640): Successfully copied 'input' to the shared directory. 2025-02-24 20:35:37 (27640): Create VM. (boinc_bcce1d4beee6ad72, slot#5) 2025-02-24 20:35:37 (27640): Setting Memory Size for VM. (630MB) 2025-02-24 20:35:37 (27640): Setting CPU Count for VM. (1) 2025-02-24 20:35:38 (27640): Setting Chipset Options for VM. 2025-02-24 20:35:38 (27640): Setting Graphics Controller Options for VM. 2025-02-24 20:35:38 (27640): Setting Boot Options for VM. 2025-02-24 20:35:38 (27640): Setting Network Configuration for NAT. 2025-02-24 20:35:39 (27640): Enabling VM Network Access. 2025-02-24 20:35:39 (27640): Disabling USB Support for VM. 2025-02-24 20:35:39 (27640): Disabling COM Port Support for VM. 2025-02-24 20:35:39 (27640): Disabling LPT Port Support for VM. 2025-02-24 20:35:40 (27640): Disabling Audio Support for VM. 2025-02-24 20:35:40 (27640): Disabling Clipboard Support for VM. 2025-02-24 20:35:40 (27640): Disabling Drag and Drop Support for VM. 2025-02-24 20:35:41 (27640): Adding storage controller(s) to VM. 2025-02-24 20:35:41 (27640): Adding virtual disk drive to VM. (Theory_2025_01_16_prod.vdi) 2025-02-24 20:35:43 (27640): Adding VirtualBox Guest Additions to VM. 2025-02-24 20:35:44 (27640): Adding network bandwidth throttle group to VM. (Defaulting to 1024GB) 2025-02-24 20:35:44 (27640): forwarding host port 61846 to guest port 80 2025-02-24 20:35:44 (27640): Enabling remote desktop for VM. 2025-02-24 20:35:44 (27640): Required extension pack not installed, remote desktop not enabled. 2025-02-24 20:35:44 (27640): Enabling shared directory for VM. 2025-02-24 20:35:45 (27640): Starting VM using VBoxManage interface. (boinc_bcce1d4beee6ad72, slot#5) 2025-02-24 20:35:46 (27640): Error in start VM for VM: 1 Command: VBoxManage -q startvm "boinc_bcce1d4beee6ad72" --type headless Output: VBoxManage.exe: error: The virtual machine 'boinc_bcce1d4beee6ad72' has terminated unexpectedly during startup with exit code 1 (0x1). More details may be available in 'F:\Programme\BOINC\Data\slots\5\boinc_bcce1d4beee6ad72\Logs\VBoxHardening.log' VBoxManage.exe: error: Details: code E_FAIL (0x80004005), component MachineWrap, interface IMachine Waiting for VM "boinc_bcce1d4beee6ad72" to power on... 2025-02-24 20:35:46 (27640): VM failed to start. 2025-02-24 20:35:46 (27640): Could not start 2025-02-24 20:35:46 (27640): ERROR: VM failed to start 2025-02-24 20:35:46 (27640): Powering off VM. 2025-02-24 20:35:46 (27640): Deregistering VM. (boinc_bcce1d4beee6ad72, slot#5) 2025-02-24 20:35:46 (27640): Removing network bandwidth throttle group from VM. 2025-02-24 20:35:46 (27640): Removing VM from VirtualBox. Hypervisor System Log: 00:00:10.625599 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 00:00:10.625606 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 00:00:10.625612 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 00:00:10.625619 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 00:00:10.625625 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 00:00:10.625635 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 00:00:10.627585 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 00:00:10.660835 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 00:00:10.660861 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 00:00:10.660869 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 00:00:10.660876 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 00:00:10.660882 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 00:00:10.660889 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 00:00:10.660895 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 00:00:10.660901 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 00:00:10.662544 Saving settings file "F:\Programme\BOINC\Data\slots\5\boinc_bcce1d4beee6ad72\boinc_bcce1d4beee6ad72.vbox" with version "1.19-windows" 00:00:10.792136 Finished saving settings file "F:\Programme\BOINC\Data\slots\5\boinc_bcce1d4beee6ad72\boinc_bcce1d4beee6ad72.vbox" 00:00:11.579586 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 00:00:11.579616 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 00:00:11.579626 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 00:00:11.579636 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 00:00:11.579645 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 00:00:11.579654 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 00:00:11.579663 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 00:00:11.579676 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 00:00:11.580023 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 00:00:11.580040 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 00:00:11.580051 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 00:00:11.580060 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 00:00:11.580069 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 00:00:11.580078 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 00:00:11.580087 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 00:00:11.580096 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={300763af-5d6b-46e6-aa96-273eac15538a} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 00:00:11.580196 Saving settings file "C:\Users\Michael Nold\.VirtualBox\VirtualBox.xml" with version "1.12-windows" 00:00:11.588246 Finished saving settings file "C:\Users\Michael Nold\.VirtualBox\VirtualBox.xml" 00:00:11.588377 Saving settings file "C:\Users\Michael Nold\.VirtualBox\VirtualBox.xml" with version "1.12-windows" 00:00:11.596556 Finished saving settings file "C:\Users\Michael Nold\.VirtualBox\VirtualBox.xml" 00:00:11.597627 DeleteVM Saving settings file "C:\Users\Michael Nold\.VirtualBox\VirtualBox.xml" with version "1.12-windows" 00:00:11.605448 DeleteVM Finished saving settings file "C:\Users\Michael Nold\.VirtualBox\VirtualBox.xml" 00:00:16.611604 main VirtualBox: object deletion starts 00:00:16.612610 main HostDnsMonitor: shutting down ... 00:00:16.612652 main HostDnsMonitor: shut down 00:00:16.613383 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 00:00:16.613616 main VirtualBox: object deleted VM Execution Log: VM Startup Log: VM Trace Log: : Command: VBoxManage -q createvm --name "boinc_bcce1d4beee6ad72" --basefolder "F:\Programme\BOINC\Data\slots\5" --ostype "Linux26_64" --register Exit Code: 0 Output: Virtual machine 'boinc_bcce1d4beee6ad72' is created and registered. UUID: fe77f1ff-70d0-45ce-9be3-3a51a7a3273a Settings file: 'F:\Programme\BOINC\Data\slots\5\boinc_bcce1d4beee6ad72\boinc_bcce1d4beee6ad72.vbox' 2025-02-24 20:35:37 (27640): Command: VBoxManage -q modifyvm "boinc_bcce1d4beee6ad72" --description "Theory_2814-4040264-51_0" Exit Code: 0 Output: 2025-02-24 20:35:37 (27640): Command: VBoxManage -q modifyvm "boinc_bcce1d4beee6ad72" --memory 630 Exit Code: 0 Output: 2025-02-24 20:35:38 (27640): Command: VBoxManage -q modifyvm "boinc_bcce1d4beee6ad72" --cpus 1 Exit Code: 0 Output: 2025-02-24 20:35:38 (27640): Command: VBoxManage -q modifyvm "boinc_bcce1d4beee6ad72" --acpi on --ioapic on --rtcuseutc off Exit Code: 0 Output: 2025-02-24 20:35:38 (27640): Command: VBoxManage -q modifyvm "boinc_bcce1d4beee6ad72" --vram 16 --graphicscontroller VBoxVGA Exit Code: 0 Output: 2025-02-24 20:35:38 (27640): Command: VBoxManage -q modifyvm "boinc_bcce1d4beee6ad72" --boot1 disk --boot2 dvd --boot3 none --boot4 none Exit Code: 0 Output: 2025-02-24 20:35:39 (27640): Command: VBoxManage -q modifyvm "boinc_bcce1d4beee6ad72" --nic1 nat --natdnsproxy1 on --cableconnected1 off Exit Code: 0 Output: 2025-02-24 20:35:39 (27640): Command: VBoxManage -q modifyvm "boinc_bcce1d4beee6ad72" --cableconnected1 on Exit Code: 0 Output: 2025-02-24 20:35:39 (27640): Command: VBoxManage -q modifyvm "boinc_bcce1d4beee6ad72" --usb off Exit Code: 0 Output: 2025-02-24 20:35:39 (27640): Command: VBoxManage -q modifyvm "boinc_bcce1d4beee6ad72" --uart1 off --uart2 off Exit Code: 0 Output: 2025-02-24 20:35:40 (27640): Command: VBoxManage -q modifyvm "boinc_bcce1d4beee6ad72" --lpt1 off --lpt2 off Exit Code: 0 Output: 2025-02-24 20:35:40 (27640): Command: VBoxManage -q modifyvm "boinc_bcce1d4beee6ad72" --audio-enabled off Exit Code: 0 Output: 2025-02-24 20:35:40 (27640): Command: VBoxManage -q modifyvm "boinc_bcce1d4beee6ad72" --clipboard disabled Exit Code: 0 Output: 2025-02-24 20:35:41 (27640): Command: VBoxManage -q modifyvm "boinc_bcce1d4beee6ad72" --draganddrop disabled Exit Code: 0 Output: 2025-02-24 20:35:41 (27640): Command: VBoxManage -q storagectl "boinc_bcce1d4beee6ad72" --name "Hard Disk Controller" --add "sata" --controller "IntelAHCI" --hostiocache off --portcount 3 Exit Code: 0 Output: 2025-02-24 20:35:41 (27640): Command: VBoxManage -q showhdinfo "F:\Programme\BOINC\Data/projects/lhcathome.cern.ch_lhcathome/Theory_2025_01_16_prod.vdi" Exit Code: 0 Output: UUID: 6a4110e9-e559-4c1c-bfd2-ba6f6aaf4169 Parent UUID: base State: created Type: multiattach Location: F:\Programme\BOINC\Data\projects\lhcathome.cern.ch_lhcathome\Theory_2025_01_16_prod.vdi Storage format: VDI Format variant: dynamic default Capacity: 20480 MBytes Size on disk: 781 MBytes Encryption: disabled Property: AllocationBlockSize=1048576 2025-02-24 20:35:41 (27640): Command: VBoxManage -q storageattach "boinc_bcce1d4beee6ad72" --storagectl "Hard Disk Controller" --port 0 --device 0 --type hdd --mtype multiattach --medium "F:\Programme\BOINC\Data/projects/lhcathome.cern.ch_lhcathome/Theory_2025_01_16_prod.vdi" Exit Code: -2135228409 Output: VBoxManage.exe: error: Cannot attach medium 'F:\Programme\BOINC\Data\projects\lhcathome.cern.ch_lhcathome\Theory_2025_01_16_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 2025-02-24 20:35:42 (27640): Command: VBoxManage -q showhdinfo "F:\Programme\BOINC\Data/projects/lhcathome.cern.ch_lhcathome/Theory_2025_01_16_prod.vdi" Exit Code: 0 Output: UUID: 6a4110e9-e559-4c1c-bfd2-ba6f6aaf4169 Parent UUID: base State: created Type: multiattach Location: F:\Programme\BOINC\Data\projects\lhcathome.cern.ch_lhcathome\Theory_2025_01_16_prod.vdi Storage format: VDI Format variant: dynamic default Capacity: 20480 MBytes Size on disk: 781 MBytes Encryption: disabled Property: AllocationBlockSize=1048576 2025-02-24 20:35:42 (27640): Command: VBoxManage -q closemedium disk "F:\Programme\BOINC\Data\projects\lhcathome.cern.ch_lhcathome\Theory_2025_01_16_prod.vdi" Exit Code: 0 Output: 2025-02-24 20:35:42 (27640): Command: VBoxManage -q showhdinfo "F:\Programme\BOINC\Data/projects/lhcathome.cern.ch_lhcathome/Theory_2025_01_16_prod.vdi" Exit Code: 0 Output: UUID: 6a4110e9-e559-4c1c-bfd2-ba6f6aaf4169 Parent UUID: base State: created Type: normal (base) Location: F:\Programme\BOINC\Data\projects\lhcathome.cern.ch_lhcathome\Theory_2025_01_16_prod.vdi Storage format: VDI Format variant: dynamic default Capacity: 20480 MBytes Size on disk: 781 MBytes Encryption: disabled Property: AllocationBlockSize=1048576 2025-02-24 20:35:42 (27640): Command: VBoxManage -q storageattach "boinc_bcce1d4beee6ad72" --storagectl "Hard Disk Controller" --port 0 --device 0 --type hdd --medium "F:\Programme\BOINC\Data/projects/lhcathome.cern.ch_lhcathome/Theory_2025_01_16_prod.vdi" Exit Code: 0 Output: 2025-02-24 20:35:43 (27640): Command: VBoxManage -q storageattach "boinc_bcce1d4beee6ad72" --storagectl "Hard Disk Controller" --port 0 --device 0 --type hdd --medium none Exit Code: 0 Output: 2025-02-24 20:35:43 (27640): Command: VBoxManage -q storageattach "boinc_bcce1d4beee6ad72" --storagectl "Hard Disk Controller" --port 0 --device 0 --type hdd --mtype multiattach --medium "F:\Programme\BOINC\Data/projects/lhcathome.cern.ch_lhcathome/Theory_2025_01_16_prod.vdi" Exit Code: 0 Output: 2025-02-24 20:35:44 (27640): Command: VBoxManage -q storageattach "boinc_bcce1d4beee6ad72" --storagectl "Hard Disk Controller" --port 1 --device 0 --type dvddrive --medium "C:\Program Files\VirtualBox/VBoxGuestAdditions.iso" Exit Code: 0 Output: 2025-02-24 20:35:44 (27640): Command: VBoxManage -q bandwidthctl "boinc_bcce1d4beee6ad72" add "boinc_bcce1d4beee6ad72_net" --type network --limit 1024G Exit Code: 0 Output: 2025-02-24 20:35:44 (27640): Command: VBoxManage -q modifyvm "boinc_bcce1d4beee6ad72" --natpf1 ",tcp,127.0.0.1,61846,,80" Exit Code: 0 Output: 2025-02-24 20:35:44 (27640): Command: VBoxManage -q list extpacks Exit Code: 0 Output: Extension Packs: 0 2025-02-24 20:35:45 (27640): Command: VBoxManage -q sharedfolder add "boinc_bcce1d4beee6ad72" --name "shared" --hostpath "F:\Programme\BOINC\Data\slots\5/shared" Exit Code: 0 Output: 2025-02-24 20:35:46 (27640): Command: VBoxManage -q startvm "boinc_bcce1d4beee6ad72" --type headless Exit Code: 1 Output: VBoxManage.exe: error: The virtual machine 'boinc_bcce1d4beee6ad72' has terminated unexpectedly during startup with exit code 1 (0x1). More details may be available in 'F:\Programme\BOINC\Data\slots\5\boinc_bcce1d4beee6ad72\Logs\VBoxHardening.log' VBoxManage.exe: error: Details: code E_FAIL (0x80004005), component MachineWrap, interface IMachine Waiting for VM "boinc_bcce1d4beee6ad72" to power on... 2025-02-24 20:35:46 (27640): Command: VBoxManage -q snapshot "boinc_bcce1d4beee6ad72" list Exit Code: -108 Output: This machine does not have any snapshots 2025-02-24 20:35:46 (27640): Command: VBoxManage -q bandwidthctl "boinc_bcce1d4beee6ad72" remove "boinc_bcce1d4beee6ad72_net" Exit Code: 0 Output: 2025-02-24 20:35:47 (27640): Command: VBoxManage -q unregistervm "boinc_bcce1d4beee6ad72" --delete Exit Code: 0 Output: 0%...10%...20%...30%...40%...50%...60%...70%...80%...90%...100% 2025-02-24 20:35:52 (27640): called boinc_finish(1) </stderr_txt> ]]>
©2025 CERN