Name | Theory_2743-2802794-255_1 |
Workunit | 223795678 |
Created | 29 Jun 2024, 2:17:05 UTC |
Sent | 29 Jun 2024, 6:56:29 UTC |
Report deadline | 10 Jul 2024, 6:56:29 UTC |
Received | 29 Jun 2024, 8:00:33 UTC |
Server state | Over |
Outcome | Computation error |
Client state | Compute error |
Exit status | 1 (0x00000001) Unknown error code |
Computer ID | 10619586 |
Run time | 5 sec |
CPU time | 0 sec |
Validate state | Invalid |
Credit | 0.00 |
Device peak FLOPS | 5.29 GFLOPS |
Application version | Theory Simulation v300.50 (vbox64_theory) x86_64-apple-darwin |
Peak working set size | 3.48 MB |
Peak swap size | 391.77 GB |
Peak disk usage | 1.32 MB |
<core_client_version>8.0.2</core_client_version> <![CDATA[ <message> process exited with code 1 (0x1, -255)</message> <stderr_txt> 2024-06-29 02:58:16 (4641): vboxwrapper version 26207 2024-06-29 02:58:16 (4641): BOINC client version: 8.0.2 2024-06-29 02:58:17 (4641): Detected: VirtualBox VboxManage Interface (Version: 6.1.36) 2024-06-29 02:58:17 (4641): Detected: Sandbox Configuration Enabled 2024-06-29 02:58:17 (4641): Detected: Heartbeat check (file: 'heartbeat' every 1200.000000 seconds) 2024-06-29 02:58:17 (4641): Successfully copied 'init_data.xml' to the shared directory. 2024-06-29 02:58:17 (4641): Successfully copied 'input' to the shared directory. 2024-06-29 02:58:17 (4641): Create VM. (boinc_2630a34b411a6a4c, slot#5) 2024-06-29 02:58:18 (4641): Setting Memory Size for VM. (630MB) 2024-06-29 02:58:18 (4641): Setting CPU Count for VM. (1) 2024-06-29 02:58:18 (4641): Setting Chipset Options for VM. 2024-06-29 02:58:18 (4641): Setting Graphics Controller Options for VM. 2024-06-29 02:58:18 (4641): Setting Boot Options for VM. 2024-06-29 02:58:18 (4641): Setting Network Configuration for NAT. 2024-06-29 02:58:18 (4641): Enabling VM Network Access. 2024-06-29 02:58:18 (4641): Disabling USB Support for VM. 2024-06-29 02:58:18 (4641): Disabling COM Port Support for VM. 2024-06-29 02:58:19 (4641): Disabling Audio Support for VM. 2024-06-29 02:58:19 (4641): Disabling Clipboard Support for VM. 2024-06-29 02:58:19 (4641): Disabling Drag and Drop Support for VM. 2024-06-29 02:58:19 (4641): Adding storage controller(s) to VM. 2024-06-29 02:58:19 (4641): Adding virtual disk drive to VM. (Theory_2024_05_03_prod.vdi) 2024-06-29 02:58:20 (4641): Adding VirtualBox Guest Additions to VM. 2024-06-29 02:58:20 (4641): Adding network bandwidth throttle group to VM. (Defaulting to 1024GB) 2024-06-29 02:58:20 (4641): forwarding host port 51599 to guest port 80 2024-06-29 02:58:20 (4641): Enabling remote desktop for VM. 2024-06-29 02:58:20 (4641): Required extension pack not installed, remote desktop not enabled. 2024-06-29 02:58:20 (4641): Enabling shared directory for VM. 2024-06-29 02:58:20 (4641): Starting VM using VBoxManage interface. (boinc_2630a34b411a6a4c, slot#5) 2024-06-29 02:58:21 (4641): Error in start VM for VM: 1 Command: VBoxManage -q startvm "boinc_2630a34b411a6a4c" --type headless Output: VBoxManage: error: The virtual machine 'boinc_2630a34b411a6a4c' has terminated unexpectedly during startup with exit code 1 (0x1) VBoxManage: error: Details: code NS_ERROR_FAILURE (0x80004005), component MachineWrap, interface IMachine Waiting for VM "boinc_2630a34b411a6a4c" to power on... 2024-06-29 02:58:21 (4641): VM failed to start. 2024-06-29 02:58:21 (4641): Could not start 2024-06-29 02:58:21 (4641): ERROR: VM failed to start 2024-06-29 02:58:21 (4641): Powering off VM. 2024-06-29 02:58:21 (4641): Deregistering VM. (boinc_2630a34b411a6a4c, slot#5) 2024-06-29 02:58:21 (4641): Removing network bandwidth throttle group from VM. 2024-06-29 02:58:21 (4641): Removing VM from VirtualBox. Hypervisor System Log: 00:00:01.133394 nspr-3 Saving settings file "/Library/Application Support/BOINC Data/slots/5/boinc_2630a34b411a6a4c/boinc_2630a34b411a6a4c.vbox" with version "1.16-macosx" 00:00:01.257619 nspr-3 Saving settings file "/Library/Application Support/BOINC Data/slots/5/boinc_2630a34b411a6a4c/boinc_2630a34b411a6a4c.vbox" with version "1.16-macosx" 00:00:01.374506 nspr-2 Saving settings file "/Library/Application Support/BOINC Data/slots/5/boinc_2630a34b411a6a4c/boinc_2630a34b411a6a4c.vbox" with version "1.16-macosx" 00:00:01.498627 nspr-3 Saving settings file "/Library/Application Support/BOINC Data/slots/5/boinc_2630a34b411a6a4c/boinc_2630a34b411a6a4c.vbox" with version "1.16-macosx" 00:00:01.622804 nspr-3 Saving settings file "/Library/Application Support/BOINC Data/slots/5/boinc_2630a34b411a6a4c/boinc_2630a34b411a6a4c.vbox" with version "1.16-macosx" 00:00:01.746838 nspr-3 Saving settings file "/Library/Application Support/BOINC Data/slots/5/boinc_2630a34b411a6a4c/boinc_2630a34b411a6a4c.vbox" with version "1.16-macosx" 00:00:01.872399 nspr-3 Saving settings file "/Library/Application Support/BOINC Data/slots/5/boinc_2630a34b411a6a4c/boinc_2630a34b411a6a4c.vbox" with version "1.16-macosx" 00:00:01.997003 nspr-2 Saving settings file "/Library/Application Support/BOINC Data/slots/5/boinc_2630a34b411a6a4c/boinc_2630a34b411a6a4c.vbox" with version "1.16-macosx" 00:00:02.114801 nspr-2 Saving settings file "/Library/Application Support/BOINC Data/slots/5/boinc_2630a34b411a6a4c/boinc_2630a34b411a6a4c.vbox" with version "1.16-macosx" 00:00:02.248520 nspr-2 Saving settings file "/Library/Application Support/BOINC Data/slots/5/boinc_2630a34b411a6a4c/boinc_2630a34b411a6a4c.vbox" with version "1.16-macosx" 00:00:02.382745 nspr-2 Saving settings file "/Library/Application Support/BOINC Data/slots/5/boinc_2630a34b411a6a4c/boinc_2630a34b411a6a4c.vbox" with version "1.16-macosx" 00:00:02.516178 nspr-3 Saving settings file "/Library/Application Support/BOINC Data/slots/5/boinc_2630a34b411a6a4c/boinc_2630a34b411a6a4c.vbox" with version "1.16-macosx" 00:00:02.805435 nspr-3 ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={85632c68-b5bb-4316-a900-5eb28d3413df} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 0 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0 00:00:02.807583 nspr-3 ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={85632c68-b5bb-4316-a900-5eb28d3413df} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 0 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0 00:00:02.808566 nspr-3 Saving settings file "/Library/Application Support/BOINC Data/projects/virtualbox/VirtualBox.xml" with version "1.12-macosx" 00:00:02.811078 nspr-3 Saving settings file "/Library/Application Support/BOINC Data/slots/5/boinc_2630a34b411a6a4c/boinc_2630a34b411a6a4c.vbox" with version "1.16-macosx" 00:00:02.879186 nspr-3 Saving settings file "/Library/Application Support/BOINC Data/slots/5/boinc_2630a34b411a6a4c/boinc_2630a34b411a6a4c.vbox" with version "1.16-macosx" 00:00:03.012727 nspr-2 ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={85632c68-b5bb-4316-a900-5eb28d3413df} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 0 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0 00:00:03.013990 nspr-3 Saving settings file "/Library/Application Support/BOINC Data/slots/5/boinc_2630a34b411a6a4c/boinc_2630a34b411a6a4c.vbox" with version "1.16-macosx" 00:00:03.014886 nspr-2 ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={85632c68-b5bb-4316-a900-5eb28d3413df} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 0 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0 00:00:03.016602 nspr-2 Saving settings file "/Library/Application Support/BOINC Data/slots/5/boinc_2630a34b411a6a4c/boinc_2630a34b411a6a4c.vbox" with version "1.16-macosx" 00:00:03.017751 nspr-2 Saving settings file "/Library/Application Support/BOINC Data/slots/5/boinc_2630a34b411a6a4c/boinc_2630a34b411a6a4c.vbox" with version "1.16-macosx" 00:00:03.092778 nspr-3 ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={85632c68-b5bb-4316-a900-5eb28d3413df} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 1 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0 00:00:03.095426 nspr-3 ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={85632c68-b5bb-4316-a900-5eb28d3413df} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 1 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0 00:00:03.095629 nspr-3 Saving settings file "/Library/Application Support/BOINC Data/projects/virtualbox/VirtualBox.xml" with version "1.12-macosx" 00:00:03.096301 nspr-2 Saving settings file "/Library/Application Support/BOINC Data/projects/virtualbox/VirtualBox.xml" with version "1.12-macosx" 00:00:03.097174 nspr-2 Saving settings file "/Library/Application Support/BOINC Data/slots/5/boinc_2630a34b411a6a4c/boinc_2630a34b411a6a4c.vbox" with version "1.16-macosx" 00:00:03.216685 nspr-3 Saving settings file "/Library/Application Support/BOINC Data/slots/5/boinc_2630a34b411a6a4c/boinc_2630a34b411a6a4c.vbox" with version "1.16-macosx" 00:00:03.331662 nspr-3 Saving settings file "/Library/Application Support/BOINC Data/slots/5/boinc_2630a34b411a6a4c/boinc_2630a34b411a6a4c.vbox" with version "1.16-macosx" 00:00:03.574549 nspr-3 Saving settings file "/Library/Application Support/BOINC Data/slots/5/boinc_2630a34b411a6a4c/boinc_2630a34b411a6a4c.vbox" with version "1.16-macosx" 00:00:03.636415 nspr-3 ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={85632c68-b5bb-4316-a900-5eb28d3413df} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 2 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0 00:00:03.636624 nspr-2 ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={85632c68-b5bb-4316-a900-5eb28d3413df} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 2 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0 00:00:03.644226 nspr-2 WARNING [COM]: aRC=NS_ERROR_FAILURE (0x80004005) aIID={16ced992-5fdc-4aba-aff5-6a39bbd7c38b} aComponent={HostWrap} aText={Could not load the Host USB Proxy service: VERR_GENERAL_FAILURE}, preserve=true aResultDetail=0 00:00:03.644358 nspr-3 WARNING [COM]: aRC=NS_ERROR_FAILURE (0x80004005) aIID={16ced992-5fdc-4aba-aff5-6a39bbd7c38b} aComponent={HostWrap} aText={Could not load the Host USB Proxy service: VERR_GENERAL_FAILURE}, preserve=true aResultDetail=0 00:00:03.660515 nspr-3 ERROR [COM]: aRC=NS_ERROR_FAILURE (0x80004005) aIID={85632c68-b5bb-4316-a900-5eb28d3413df} aComponent={SessionMachine} aText={This machine does not have any snapshots}, preserve=false aResultDetail=0 00:00:03.783641 nspr-2 Launched VM: 43024480 pid: 4717 (0x126d) frontend: headless name: boinc_2630a34b411a6a4c 00:00:04.433943 Watcher ERROR [COM]: aRC=NS_ERROR_FAILURE (0x80004005) aIID={85632c68-b5bb-4316-a900-5eb28d3413df} aComponent={MachineWrap} aText={The virtual machine 'boinc_2630a34b411a6a4c' has terminated unexpectedly during startup with exit code 1 (0x1)}, preserve=false aResultDetail=0 00:00:04.537197 nspr-2 ERROR [COM]: aRC=NS_ERROR_FAILURE (0x80004005) aIID={85632c68-b5bb-4316-a900-5eb28d3413df} aComponent={SessionMachine} aText={This machine does not have any snapshots}, preserve=false aResultDetail=0 00:00:04.668256 nspr-2 Saving settings file "/Library/Application Support/BOINC Data/slots/5/boinc_2630a34b411a6a4c/boinc_2630a34b411a6a4c.vbox" with version "1.16-macosx" 00:00:04.802147 nspr-3 Saving settings file "/Library/Application Support/BOINC Data/projects/virtualbox/VirtualBox.xml" with version "1.12-macosx" VM Execution Log: VM Startup Log: VM Trace Log: Maximum Devices per Floppy Port: 2 Default machine folder: /Users/cdevers/VirtualBox VMs Raw-mode Supported: no Exclusive HW virtualization use: off Default hard disk format: VDI VRDE auth library: VBoxAuth Webservice auth. library: VBoxAuth Remote desktop ExtPack: Log history count: 3 Default frontend: Default audio driver: CoreAudio Autostart database path: Default Guest Additions ISO: /Applications/VirtualBox.app/Contents/MacOS/VBoxGuestAdditions.iso Logging Level: all Proxy Mode: System Proxy URL: 2024-06-29 02:58:17 (4641): Command: VBoxManage -q list hostinfo Exit Code: 0 Output: Host Information: Host time: 2024-06-29T06:58:17.601000000Z Processor online count: 10 Processor count: 10 Processor online core count: 10 Processor core count: 10 Processor supports HW virtualization: no Processor supports PAE: no Processor supports long mode: yes Processor supports nested paging: no Processor supports unrestricted guest: no Processor supports nested HW virtualization: no Processor#0 speed: 2400 MHz Processor#0 description: VirtualApple @ 2.50GHz Processor#1 speed: 2400 MHz Processor#1 description: VirtualApple @ 2.50GHz Processor#2 speed: 2400 MHz Processor#2 description: VirtualApple @ 2.50GHz Processor#3 speed: 2400 MHz Processor#3 description: VirtualApple @ 2.50GHz Processor#4 speed: 2400 MHz Processor#4 description: VirtualApple @ 2.50GHz Processor#5 speed: 2400 MHz Processor#5 description: VirtualApple @ 2.50GHz Processor#6 speed: 2400 MHz Processor#6 description: VirtualApple @ 2.50GHz Processor#7 speed: 2400 MHz Processor#7 description: VirtualApple @ 2.50GHz Processor#8 speed: 2400 MHz Processor#8 description: VirtualApple @ 2.50GHz Processor#9 speed: 2400 MHz Processor#9 description: VirtualApple @ 2.50GHz Memory size: 16384 MByte Memory available: 666 MByte Operating system: Darwin Operating system version: 23.6.0 2024-06-29 02:58:17 (4641): Command: VBoxManage -q showvminfo "boinc_2630a34b411a6a4c" --machinereadable Exit Code: -2135228415 Output: VBoxManage: error: Could not find a registered machine named 'boinc_2630a34b411a6a4c' VBoxManage: error: Details: code VBOX_E_OBJECT_NOT_FOUND (0x80bb0001), component VirtualBoxWrap, interface IVirtualBox, callee nsISupports VBoxManage: error: Context: "FindMachine(Bstr(VMNameOrUuid).raw(), machine.asOutParam())" at line 2774 of file VBoxManageInfo.cpp 2024-06-29 02:58:17 (4641): Command: VBoxManage -q createvm --name "boinc_2630a34b411a6a4c" --basefolder "/Library/Application Support/BOINC Data/slots/5" --ostype "Linux26_64" --register Exit Code: 0 Output: Virtual machine 'boinc_2630a34b411a6a4c' is created and registered. UUID: 1d852ae5-7182-49ff-986b-2f973a0cdbc8 Settings file: '/Library/Application Support/BOINC Data/slots/5/boinc_2630a34b411a6a4c/boinc_2630a34b411a6a4c.vbox' 2024-06-29 02:58:18 (4641): Command: VBoxManage -q modifyvm "boinc_2630a34b411a6a4c" --description "Theory_2743-2802794-255_1" Exit Code: 0 Output: 2024-06-29 02:58:18 (4641): Command: VBoxManage -q modifyvm "boinc_2630a34b411a6a4c" --memory 630 Exit Code: 0 Output: 2024-06-29 02:58:18 (4641): Command: VBoxManage -q modifyvm "boinc_2630a34b411a6a4c" --cpus 1 Exit Code: 0 Output: 2024-06-29 02:58:18 (4641): Command: VBoxManage -q modifyvm "boinc_2630a34b411a6a4c" --acpi on --ioapic on --rtcuseutc on Exit Code: 0 Output: 2024-06-29 02:58:18 (4641): Command: VBoxManage -q modifyvm "boinc_2630a34b411a6a4c" --vram 16 --graphicscontroller VBoxVGA Exit Code: 0 Output: 2024-06-29 02:58:18 (4641): Command: VBoxManage -q modifyvm "boinc_2630a34b411a6a4c" --boot1 disk --boot2 dvd --boot3 none --boot4 none Exit Code: 0 Output: 2024-06-29 02:58:18 (4641): Command: VBoxManage -q modifyvm "boinc_2630a34b411a6a4c" --nic1 nat --natdnsproxy1 on --cableconnected1 off Exit Code: 0 Output: 2024-06-29 02:58:18 (4641): Command: VBoxManage -q modifyvm "boinc_2630a34b411a6a4c" --cableconnected1 on Exit Code: 0 Output: 2024-06-29 02:58:18 (4641): Command: VBoxManage -q modifyvm "boinc_2630a34b411a6a4c" --usb off Exit Code: 0 Output: 2024-06-29 02:58:19 (4641): Command: VBoxManage -q modifyvm "boinc_2630a34b411a6a4c" --uart1 off --uart2 off Exit Code: 0 Output: 2024-06-29 02:58:19 (4641): Command: VBoxManage -q modifyvm "boinc_2630a34b411a6a4c" --audio none Exit Code: 0 Output: 2024-06-29 02:58:19 (4641): Command: VBoxManage -q modifyvm "boinc_2630a34b411a6a4c" --clipboard disabled Exit Code: 0 Output: 2024-06-29 02:58:19 (4641): Command: VBoxManage -q modifyvm "boinc_2630a34b411a6a4c" --draganddrop disabled Exit Code: 0 Output: 2024-06-29 02:58:19 (4641): Command: VBoxManage -q storagectl "boinc_2630a34b411a6a4c" --name "Hard Disk Controller" --add "sata" --controller "IntelAHCI" --hostiocache off --portcount 3 Exit Code: 0 Output: 2024-06-29 02:58:19 (4641): Command: VBoxManage -q showhdinfo "/Library/Application Support/BOINC Data/projects/lhcathome.cern.ch_lhcathome/Theory_2024_05_03_prod.vdi" Exit Code: 0 Output: UUID: 088a56fe-9ca1-4a9e-ac6f-55fc3c5a4cc4 Parent UUID: base State: created Type: normal (base) Location: /Library/Application Support/BOINC Data/projects/lhcathome.cern.ch_lhcathome/Theory_2024_05_03_prod.vdi Storage format: VDI Format variant: dynamic default Capacity: 20480 MBytes Size on disk: 781 MBytes Encryption: disabled Property: AllocationBlockSize=1048576 2024-06-29 02:58:19 (4641): Command: VBoxManage -q storageattach "boinc_2630a34b411a6a4c" --storagectl "Hard Disk Controller" --port 0 --device 0 --type hdd --medium "/Library/Application Support/BOINC Data/projects/lhcathome.cern.ch_lhcathome/Theory_2024_05_03_prod.vdi" Exit Code: 0 Output: 2024-06-29 02:58:19 (4641): Command: VBoxManage -q storageattach "boinc_2630a34b411a6a4c" --storagectl "Hard Disk Controller" --port 0 --device 0 --type hdd --medium none Exit Code: 0 Output: 2024-06-29 02:58:20 (4641): Command: VBoxManage -q storageattach "boinc_2630a34b411a6a4c" --storagectl "Hard Disk Controller" --port 0 --device 0 --type hdd --mtype multiattach --medium "/Library/Application Support/BOINC Data/projects/lhcathome.cern.ch_lhcathome/Theory_2024_05_03_prod.vdi" Exit Code: 0 Output: 2024-06-29 02:58:20 (4641): Command: VBoxManage -q storageattach "boinc_2630a34b411a6a4c" --storagectl "Hard Disk Controller" --port 1 --device 0 --type dvddrive --medium "/Applications/VirtualBox.app/Contents/MacOS/VBoxGuestAdditions.iso" Exit Code: 0 Output: 2024-06-29 02:58:20 (4641): Command: VBoxManage -q bandwidthctl "boinc_2630a34b411a6a4c" add "boinc_2630a34b411a6a4c_net" --type network --limit 1024G Exit Code: 0 Output: 2024-06-29 02:58:20 (4641): Command: VBoxManage -q modifyvm "boinc_2630a34b411a6a4c" --natpf1 ",tcp,127.0.0.1,51599,,80" Exit Code: 0 Output: 2024-06-29 02:58:20 (4641): Command: VBoxManage -q list extpacks Exit Code: 0 Output: Extension Packs: 0 2024-06-29 02:58:20 (4641): Command: VBoxManage -q sharedfolder add "boinc_2630a34b411a6a4c" --name "shared" --hostpath "/Library/Application Support/BOINC Data/slots/5/shared" Exit Code: 0 Output: 2024-06-29 02:58:21 (4641): Command: VBoxManage -q startvm "boinc_2630a34b411a6a4c" --type headless Exit Code: 1 Output: VBoxManage: error: The virtual machine 'boinc_2630a34b411a6a4c' has terminated unexpectedly during startup with exit code 1 (0x1) VBoxManage: error: Details: code NS_ERROR_FAILURE (0x80004005), component MachineWrap, interface IMachine Waiting for VM "boinc_2630a34b411a6a4c" to power on... 2024-06-29 02:58:21 (4641): Command: VBoxManage -q snapshot "boinc_2630a34b411a6a4c" list Exit Code: 0 Output: This machine does not have any snapshots 2024-06-29 02:58:21 (4641): Command: VBoxManage -q bandwidthctl "boinc_2630a34b411a6a4c" remove "boinc_2630a34b411a6a4c_net" Exit Code: 0 Output: 2024-06-29 02:58:21 (4641): Command: VBoxManage -q unregistervm "boinc_2630a34b411a6a4c" --delete Exit Code: 0 Output: 0%...10%...20%...30%...40%...50%...60%...70%...80%...90%...100% 2024-06-29 02:58:26 (4641): called boinc_finish(1) </stderr_txt> ]]>
©2024 CERN