Name Theory_2390-1149430-174_0
Workunit 2059655
Created 11 Feb 2021, 22:40:09 UTC
Sent 14 Feb 2021, 2:15:11 UTC
Report deadline 24 Feb 2021, 2:15:11 UTC
Received 14 Feb 2021, 3:16:48 UTC
Server state Over
Outcome Computation error
Client state Compute error
Exit status -1073741819 (0xC0000005) STATUS_ACCESS_VIOLATION
Computer ID 1857
Run time 19 sec
CPU time 0 sec
Validate state Invalid
Credit 0.00
Device peak FLOPS 5.22 GFLOPS
Application version Theory Simulation v5.21 (vbox64_theory)
windows_x86_64
Peak working set size 10.80 MB
Peak swap size 6.21 MB
Peak disk usage 781.13 MB

Stderr output

<core_client_version>7.14.2</core_client_version>
<![CDATA[
<message>
(unknown error) - exit code -1073741819 (0xc0000005)</message>
<stderr_txt>
2021-02-13 20:15:46 (11032): Detected: vboxwrapper 26197
2021-02-13 20:15:46 (11032): Detected: BOINC client v7.7
2021-02-13 20:15:47 (11032): Detected: VirtualBox VboxManage Interface (Version: 5.2.8)
2021-02-13 20:15:48 (11032): Detected: Heartbeat check (file: 'heartbeat' every 1200.000000 seconds)
2021-02-13 20:15:48 (11032): Successfully copied 'init_data.xml' to the shared directory.
2021-02-13 20:15:48 (11032): Successfully copied 'input' to the shared directory.
2021-02-13 20:15:49 (11032): Create VM. (boinc_2a191e209b1cf364, slot#2)
2021-02-13 20:15:50 (11032): Setting Memory Size for VM. (630MB)
2021-02-13 20:15:50 (11032): Setting CPU Count for VM. (1)
2021-02-13 20:15:50 (11032): Setting Chipset Options for VM.
2021-02-13 20:15:50 (11032): Setting Boot Options for VM.
2021-02-13 20:15:51 (11032): Setting Network Configuration for NAT.
2021-02-13 20:15:51 (11032): Enabling VM Network Access.
2021-02-13 20:15:52 (11032): Disabling USB Support for VM.
2021-02-13 20:15:52 (11032): Disabling COM Port Support for VM.
2021-02-13 20:15:52 (11032): Disabling LPT Port Support for VM.
2021-02-13 20:15:52 (11032): Disabling Audio Support for VM.
2021-02-13 20:15:53 (11032): Disabling Clipboard Support for VM.
2021-02-13 20:15:53 (11032): Disabling Drag and Drop Support for VM.
2021-02-13 20:15:54 (11032): Adding storage controller(s) to VM.
2021-02-13 20:15:54 (11032): Adding virtual disk drive to VM. (vm_image.vdi)
2021-02-13 20:15:54 (11032): Adding VirtualBox Guest Additions to VM.
2021-02-13 20:15:54 (11032): Adding network bandwidth throttle group to VM. (Defaulting to 1024GB)
2021-02-13 20:15:55 (11032): forwarding host port 60595 to guest port 80
2021-02-13 20:15:55 (11032): Enabling remote desktop for VM.
2021-02-13 20:15:55 (11032): Required extension pack not installed, remote desktop not enabled.
2021-02-13 20:15:55 (11032): Enabling shared directory for VM.
2021-02-13 20:15:56 (11032): Starting VM using VBoxManage interface. (boinc_2a191e209b1cf364, slot#2)
2021-02-13 20:15:57 (11032): Error in start VM for VM: -1073741819
Command:
VBoxManage -q startvm "boinc_2a191e209b1cf364" --type headless
Output:
Waiting for VM "boinc_2a191e209b1cf364" to power on...
VBoxManage.exe: error: The virtual machine 'boinc_2a191e209b1cf364' has terminated unexpectedly during startup with exit code -1073741819 (0xc0000005)
VBoxManage.exe: error: Details: code E_FAIL (0x80004005), component MachineWrap, interface IMachine

2021-02-13 20:15:57 (11032): VM failed to start.
2021-02-13 20:15:57 (11032): Could not start 
2021-02-13 20:15:57 (11032): ERROR: VM failed to start
2021-02-13 20:15:57 (11032): Powering off VM.
2021-02-13 20:15:57 (11032): Deregistering VM. (boinc_2a191e209b1cf364, slot#2)
2021-02-13 20:15:57 (11032): Removing network bandwidth throttle group from VM.
2021-02-13 20:15:57 (11032): Removing VM from VirtualBox.

    Hypervisor System Log:

00:00:07.539945          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:07.539945          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:07.539945          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:07.539945          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:07.539945          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:07.539945          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:07.539945          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:07.539945          Saving settings file "C:\ProgramData\BOINC\slots\2\boinc_2a191e209b1cf364\boinc_2a191e209b1cf364.vbox" with version "1.16-windows"
00:00:07.836819          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:07.836819          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:07.836819          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:07.836819          Saving settings file "C:\ProgramData\BOINC\slots\2\boinc_2a191e209b1cf364\boinc_2a191e209b1cf364.vbox" with version "1.16-windows"
00:00:08.149307          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:08.149307          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:08.149307          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:08.149307          Saving settings file "C:\ProgramData\BOINC\slots\2\boinc_2a191e209b1cf364\boinc_2a191e209b1cf364.vbox" with version "1.16-windows"
00:00:08.743032          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:08.743032          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:08.743032          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:08.743032          Saving settings file "C:\ProgramData\BOINC\slots\2\boinc_2a191e209b1cf364\boinc_2a191e209b1cf364.vbox" with version "1.16-windows"
00:00:09.061793          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:09.061793          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:09.061793          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:09.858628 Watcher  ERROR [COM]: aRC=E_FAIL (0x80004005) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={MachineWrap} aText={The virtual machine 'boinc_2a191e209b1cf364' has terminated unexpectedly during startup with exit code -1073741819 (0xc0000005)}, preserve=false aResultDetail=0
00:00:09.952381          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:09.952381          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:09.952381          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:09.952381          ERROR [COM]: aRC=E_FAIL (0x80004005) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={SessionMachine} aText={This machine does not have any snapshots}, preserve=false aResultDetail=0
00:00:09.999253          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:09.999253          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:09.999253          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:09.999253          Saving settings file "C:\ProgramData\BOINC\slots\2\boinc_2a191e209b1cf364\boinc_2a191e209b1cf364.vbox" with version "1.16-windows"
00:00:10.280484          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:10.280484          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:10.280484          ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={85cd948e-a71f-4289-281e-0ca7ad48cd89} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0
00:00:10.280484          Saving settings file "C:\Users\Setup\.VirtualBox\VirtualBox.xml" with version "1.12-windows"
00:00:15.417850 main     VirtualBox: object deletion starts
00:00:15.417850 main     ERROR [COM]: aRC=VBOX_E_OBJECT_IN_USE (0x80bb000c) aIID={4afe423b-43e0-e9d0-82e8-ceb307940dda} aComponent={MediumWrap} aText={Medium 'C:\ProgramData\BOINC\slots\0\vm_image.vdi' cannot be closed because it is still attached to 1 virtual machines}, preserve=false aResultDetail=0
00:00:15.417850 Watcher  ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={9570b9d5-f1a1-448a-10c5-e12f5285adad} aComponent={VirtualBoxWrap} aText={The object is not ready}, preserve=false aResultDetail=0
00:00:15.417850 main     VirtualBox: object deleted

    VM Execution Log:


    VM Startup Log:


    VM Trace Log:

aximum NVMe Port count:         255
Maximum Devices per NVMe Port:   1
Maximum PIIX3 Floppy Controllers:1
Maximum ICH9 Floppy Controllers: 1
Maximum Floppy Port count:       1
Maximum Devices per Floppy Port: 2
Default machine folder:          C:\Users\Setup\VirtualBox VMs
Raw-mode Supported:              yes
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:            DirectSound
Autostart database path:         
Default Guest Additions ISO:     C:\Program Files\Oracle\VirtualBox/VBoxGuestAdditions.iso
Logging Level:                   all

2021-02-13 20:15:48 (11032): 
Command: VBoxManage -q list hostinfo 
Exit Code: 0
Output:
Host Information:

Host time: 2021-02-14T02:15:47.992000000Z
Processor online count: 8
Processor count: 8
Processor online core count: 4
Processor core count: 4
Processor supports HW virtualization: yes
Processor supports PAE: yes
Processor supports long mode: yes
Processor supports nested paging: yes
Processor#0 speed: unknown
Processor#0 description: Intel(R) Core(TM) i7-4790K CPU @ 4.00GHz
Processor#1 speed: unknown
Processor#1 description: Intel(R) Core(TM) i7-4790K CPU @ 4.00GHz
Processor#2 speed: unknown
Processor#2 description: Intel(R) Core(TM) i7-4790K CPU @ 4.00GHz
Processor#3 speed: unknown
Processor#3 description: Intel(R) Core(TM) i7-4790K CPU @ 4.00GHz
Processor#4 speed: unknown
Processor#4 description: Intel(R) Core(TM) i7-4790K CPU @ 4.00GHz
Processor#5 speed: unknown
Processor#5 description: Intel(R) Core(TM) i7-4790K CPU @ 4.00GHz
Processor#6 speed: unknown
Processor#6 description: Intel(R) Core(TM) i7-4790K CPU @ 4.00GHz
Processor#7 speed: unknown
Processor#7 description: Intel(R) Core(TM) i7-4790K CPU @ 4.00GHz
Memory size: 16318 MByte
Memory available: 13150 MByte
Operating system: Windows 10
Operating system version: 10.0.19041

2021-02-13 20:15:48 (11032): 
Command: VBoxManage -q showvminfo "boinc_2a191e209b1cf364" --machinereadable 
Exit Code: -2135228415
Output:
VBoxManage.exe: error: Could not find a registered machine named 'boinc_2a191e209b1cf364'
VBoxManage.exe: error: Details: code VBOX_E_OBJECT_NOT_FOUND (0x80bb0001), component VirtualBoxWrap, interface IVirtualBox, callee IUnknown
VBoxManage.exe: error: Context: "FindMachine(Bstr(VMNameOrUuid).raw(), machine.asOutParam())" at line 2834 of file VBoxManageInfo.cpp

2021-02-13 20:15:48 (11032): 
Command: VBoxManage -q showhdinfo "C:\ProgramData\BOINC\slots\2/vm_image.vdi" 
Exit Code: 0
Output:
UUID:           c7cbbeeb-c984-467e-9b6e-0d2e670bed58
Parent UUID:    base
State:          created
Type:           normal (base)
Location:       C:\ProgramData\BOINC\slots\2\vm_image.vdi
Storage format: VDI
Format variant: dynamic default
Capacity:       20480 MBytes
Size on disk:   781 MBytes
Encryption:     disabled

2021-02-13 20:15:49 (11032): 
Command: VBoxManage -q showhdinfo "C:\ProgramData\BOINC\slots\2/vm_image.vdi" 
Exit Code: 0
Output:
UUID:           c7cbbeeb-c984-467e-9b6e-0d2e670bed58
Parent UUID:    base
State:          created
Type:           normal (base)
Location:       C:\ProgramData\BOINC\slots\2\vm_image.vdi
Storage format: VDI
Format variant: dynamic default
Capacity:       20480 MBytes
Size on disk:   781 MBytes
Encryption:     disabled

2021-02-13 20:15:49 (11032): 
Command: VBoxManage -q closemedium disk "C:\ProgramData\BOINC\slots\2/vm_image.vdi" 
Exit Code: 0
Output:

2021-02-13 20:15:49 (11032): 
Command: VBoxManage -q createvm --name "boinc_2a191e209b1cf364" --basefolder "C:\ProgramData\BOINC\slots\2" --ostype "Linux26_64" --register
Exit Code: 0
Output:
Virtual machine 'boinc_2a191e209b1cf364' is created and registered.
UUID: c15fd9a8-7bf2-426e-9415-ac23d9678de6
Settings file: 'C:\ProgramData\BOINC\slots\2\boinc_2a191e209b1cf364\boinc_2a191e209b1cf364.vbox'

2021-02-13 20:15:50 (11032): 
Command: VBoxManage -q modifyvm "boinc_2a191e209b1cf364" --description "Theory_2390-1149430-174_0" 
Exit Code: 0
Output:

2021-02-13 20:15:50 (11032): 
Command: VBoxManage -q modifyvm "boinc_2a191e209b1cf364" --memory 630 
Exit Code: 0
Output:

2021-02-13 20:15:50 (11032): 
Command: VBoxManage -q modifyvm "boinc_2a191e209b1cf364" --cpus 1 
Exit Code: 0
Output:

2021-02-13 20:15:50 (11032): 
Command: VBoxManage -q modifyvm "boinc_2a191e209b1cf364" --acpi on --ioapic on 
Exit Code: 0
Output:

2021-02-13 20:15:51 (11032): 
Command: VBoxManage -q modifyvm "boinc_2a191e209b1cf364" --boot1 disk --boot2 dvd --boot3 none --boot4 none 
Exit Code: 0
Output:

2021-02-13 20:15:51 (11032): 
Command: VBoxManage -q modifyvm "boinc_2a191e209b1cf364" --nic1 nat --natdnsproxy1 on --cableconnected1 off 
Exit Code: 0
Output:

2021-02-13 20:15:52 (11032): 
Command: VBoxManage -q modifyvm "boinc_2a191e209b1cf364" --cableconnected1 on 
Exit Code: 0
Output:

2021-02-13 20:15:52 (11032): 
Command: VBoxManage -q modifyvm "boinc_2a191e209b1cf364" --usb off 
Exit Code: 0
Output:

2021-02-13 20:15:52 (11032): 
Command: VBoxManage -q modifyvm "boinc_2a191e209b1cf364" --uart1 off --uart2 off 
Exit Code: 0
Output:

2021-02-13 20:15:52 (11032): 
Command: VBoxManage -q modifyvm "boinc_2a191e209b1cf364" --lpt1 off --lpt2 off 
Exit Code: 0
Output:

2021-02-13 20:15:53 (11032): 
Command: VBoxManage -q modifyvm "boinc_2a191e209b1cf364" --audio none 
Exit Code: 0
Output:

2021-02-13 20:15:53 (11032): 
Command: VBoxManage -q modifyvm "boinc_2a191e209b1cf364" --clipboard disabled 
Exit Code: 0
Output:

2021-02-13 20:15:54 (11032): 
Command: VBoxManage -q modifyvm "boinc_2a191e209b1cf364" --draganddrop disabled 
Exit Code: 0
Output:

2021-02-13 20:15:54 (11032): 
Command: VBoxManage -q storagectl "boinc_2a191e209b1cf364" --name "Hard Disk Controller" --add "ide" --controller "PIIX4" 
Exit Code: 0
Output:

2021-02-13 20:15:54 (11032): 
Command: VBoxManage -q storageattach "boinc_2a191e209b1cf364" --storagectl "Hard Disk Controller" --port 0 --device 0 --type hdd --setuuid "" --medium "C:\ProgramData\BOINC\slots\2/vm_image.vdi" 
Exit Code: 0
Output:

2021-02-13 20:15:54 (11032): 
Command: VBoxManage -q storageattach "boinc_2a191e209b1cf364" --storagectl "Hard Disk Controller" --port 1 --device 0 --type dvddrive --medium "C:\Program Files\Oracle\VirtualBox/VBoxGuestAdditions.iso" 
Exit Code: 0
Output:

2021-02-13 20:15:55 (11032): 
Command: VBoxManage -q bandwidthctl "boinc_2a191e209b1cf364" add "boinc_2a191e209b1cf364_net" --type network --limit 1024G 
Exit Code: 0
Output:

2021-02-13 20:15:55 (11032): 
Command: VBoxManage -q modifyvm "boinc_2a191e209b1cf364" --natpf1 ",tcp,127.0.0.1,60595,,80" 
Exit Code: 0
Output:

2021-02-13 20:15:55 (11032): 
Command: VBoxManage -q list extpacks
Exit Code: 0
Output:
Extension Packs: 0

2021-02-13 20:15:56 (11032): 
Command: VBoxManage -q sharedfolder add "boinc_2a191e209b1cf364" --name "shared" --hostpath "C:\ProgramData\BOINC\slots\2/shared"
Exit Code: 0
Output:

2021-02-13 20:15:57 (11032): 
Command: VBoxManage -q startvm "boinc_2a191e209b1cf364" --type headless
Exit Code: -1073741819
Output:
Waiting for VM "boinc_2a191e209b1cf364" to power on...
VBoxManage.exe: error: The virtual machine 'boinc_2a191e209b1cf364' has terminated unexpectedly during startup with exit code -1073741819 (0xc0000005)
VBoxManage.exe: error: Details: code E_FAIL (0x80004005), component MachineWrap, interface IMachine

2021-02-13 20:15:57 (11032): 
Command: VBoxManage -q snapshot "boinc_2a191e209b1cf364" list 
Exit Code: -108
Output:
This machine does not have any snapshots

2021-02-13 20:15:57 (11032): 
Command: VBoxManage -q bandwidthctl "boinc_2a191e209b1cf364" remove "boinc_2a191e209b1cf364_net" 
Exit Code: 0
Output:

2021-02-13 20:15:57 (11032): 
Command: VBoxManage -q unregistervm "boinc_2a191e209b1cf364" --delete 
Exit Code: 0
Output:
0%...10%...20%...30%...40%...50%...60%...70%...80%...90%...100%

20:16:02 (11032): called boinc_finish(-1073741819)

</stderr_txt>
]]>


©2024 CERN