Name | 08000683_51_1 |
Workunit | 7890053 |
Created | 18 Oct 2020, 17:24:59 UTC |
Sent | 18 Oct 2020, 17:36:15 UTC |
Report deadline | 23 Oct 2020, 17:36:15 UTC |
Received | 19 Oct 2020, 1:13:06 UTC |
Server state | Over |
Outcome | Computation error |
Client state | Compute error |
Exit status | 197 (0x000000C5) EXIT_TIME_LIMIT_EXCEEDED |
Computer ID | 7656 |
Run time | 1 hours 44 min 48 sec |
CPU time | 3 sec |
Validate state | Invalid |
Credit | 0.00 |
Device peak FLOPS | 4.12 GFLOPS |
Application version | boinc2docker v1.14 (vbox64_mt) windows_x86_64 |
Peak working set size | 89.56 MB |
Peak swap size | 92.74 MB |
Peak disk usage | 498.91 MB |
<core_client_version>7.16.7</core_client_version> <![CDATA[ <message> exceeded elapsed time limit 6273.79 (86400.00G/13.77G)</message> <stderr_txt> 2020-10-18 14:20:50 (26760): Detected: vboxwrapper 26202 2020-10-18 14:20:50 (26760): Detected: BOINC client v7.16.7 2020-10-18 14:20:51 (26760): Detected: VirtualBox VboxManage Interface (Version: 6.0.14) 2020-10-18 14:20:51 (26760): Create VM. (boinc_73fe9d20e28594eb, slot#2) 2020-10-18 14:20:51 (26760): Updating drive controller type and model for desired configuration. 2020-10-18 14:20:52 (26760): Setting Memory Size for VM. (3072MB) 2020-10-18 14:20:52 (26760): Setting CPU Count for VM. (1) 2020-10-18 14:20:53 (26760): Setting Chipset Options for VM. 2020-10-18 14:20:53 (26760): Setting Boot Options for VM. 2020-10-18 14:20:53 (26760): Setting Network Configuration for NAT. 2020-10-18 14:20:53 (26760): Enabling VM Network Access. 2020-10-18 14:20:54 (26760): Disabling USB Support for VM. 2020-10-18 14:20:54 (26760): Disabling COM Port Support for VM. 2020-10-18 14:20:54 (26760): Disabling LPT Port Support for VM. 2020-10-18 14:20:54 (26760): Disabling Audio Support for VM. 2020-10-18 14:20:55 (26760): Disabling Clipboard Support for VM. 2020-10-18 14:20:55 (26760): Disabling Drag and Drop Support for VM. 2020-10-18 14:20:55 (26760): Adding storage controller(s) to VM. 2020-10-18 14:20:55 (26760): Adding virtual ISO 9660 disk drive to VM. (vm_isocontext.iso) 2020-10-18 14:20:56 (26760): Adding VirtualBox Guest Additions to VM. 2020-10-18 14:20:56 (26760): Adding network bandwidth throttle group to VM. (Defaulting to 1024GB) 2020-10-18 14:20:56 (26760): Enabling shared directory for VM. 2020-10-18 14:20:57 (26760): Starting VM using VBoxManage interface. (boinc_73fe9d20e28594eb, slot#2) 2020-10-18 14:21:01 (26760): Successfully started VM. (PID = '26024') 2020-10-18 14:21:01 (26760): Reporting VM Process ID to BOINC. 2020-10-18 14:21:01 (26760): Guest Log: BIOS: VirtualBox 6.0.14 2020-10-18 14:21:01 (26760): Guest Log: CPUID EDX: 0x178bf3ff 2020-10-18 14:21:01 (26760): VM state change detected. (old = 'poweredoff', new = 'running') 2020-10-18 14:21:01 (26760): Preference change detected 2020-10-18 14:21:01 (26760): Setting CPU throttle for VM. (100%) 2020-10-18 14:21:02 (26760): Setting checkpoint interval to 600 seconds. (Higher value of (Preference: 180 seconds) or (Vbox_job.xml: 600 seconds)) 2020-10-18 14:21:03 (26760): Guest Log: BIOS: Boot : bseqnr=1, bootseq=0032 2020-10-18 14:21:03 (26760): Guest Log: int13_harddisk: function 02, unmapped device for ELDL=80 2020-10-18 14:21:03 (26760): Guest Log: BIOS: Boot from Hard Disk 0 failed 2020-10-18 14:21:03 (26760): Guest Log: BIOS: Boot : bseqnr=2, bootseq=0003 2020-10-18 14:21:03 (26760): Guest Log: BIOS: Booting from CD-ROM... 2020-10-18 16:01:04 (26760): Status Report: Elapsed Time: '6000.000000' 2020-10-18 16:01:04 (26760): Status Report: CPU Time: '3.734375' 2020-10-18 16:05:25 (26760): Powering off VM. 2020-10-18 16:05:25 (26760): Successfully stopped VM. 2020-10-18 16:05:25 (26760): Deregistering VM. (boinc_73fe9d20e28594eb, slot#2) 2020-10-18 16:05:25 (26760): Removing network bandwidth throttle group from VM. 2020-10-18 16:05:26 (26760): Removing VM from VirtualBox. 2020-10-18 16:05:26 (26760): Removing virtual ISO 9660 disk from VirtualBox. Hypervisor System Log: 02:19:22.896554 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 02:19:22.896562 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 02:19:22.967676 Saving settings file "C:\ProgramData\BOINC\slots\2\boinc_73fe9d20e28594eb\boinc_73fe9d20e28594eb.vbox" with version "1.16-windows" 02:19:23.118809 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 02:19:23.118836 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 02:19:23.118847 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 02:19:23.118856 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 02:19:23.118865 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 02:19:23.118874 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 02:19:23.118883 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 02:19:23.118894 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 02:19:23.121120 ERROR [COM]: aRC=E_FAIL (0x80004005) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={SessionMachine} aText={This machine does not have any snapshots}, preserve=false aResultDetail=0 02:19:23.174446 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 02:19:23.174471 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 02:19:23.174482 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 02:19:23.174490 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 02:19:23.174499 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 02:19:23.174507 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 02:19:23.174515 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 02:19:23.174524 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 02:19:23.176839 Saving settings file "C:\ProgramData\BOINC\slots\2\boinc_73fe9d20e28594eb\boinc_73fe9d20e28594eb.vbox" with version "1.16-windows" 02:19:23.427921 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 02:19:23.427951 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 02:19:23.427961 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 02:19:23.427971 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 02:19:23.427979 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 02:19:23.427988 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 02:19:23.427996 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 02:19:23.428004 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 02:19:23.428347 Saving settings file "C:\Users\etothepii\.VirtualBox\VirtualBox.xml" with version "1.12-windows" 02:19:23.682693 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 02:19:23.682724 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 02:19:23.682742 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 02:19:23.682758 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 02:19:23.682773 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 02:19:23.682788 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 02:19:23.682803 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 02:19:23.682817 ERROR [COM]: aRC=E_ACCESSDENIED (0x80070005) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={MachineWrap} aText={The object functionality is limited}, preserve=false aResultDetail=0 VM Execution Log: VM Startup Log: VM Trace Log: ICH9 SCSI Controllers: 8 Maximum SCSI Port count: 16 Maximum Devices per SCSI Port: 1 Maximum SAS PIIX3 Controllers: 1 Maximum SAS ICH9 Controllers: 8 Maximum SAS Port count: 255 Maximum Devices per SAS Port: 1 Maximum NVMe PIIX3 Controllers: 1 Maximum NVMe ICH9 Controllers: 8 Maximum 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\etothepii\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 Proxy Mode: System Proxy URL: 2020-10-18 14:20:51 (26760): Command: VBoxManage -q list hostinfo Exit Code: 0 Output: Host Information: Host time: 2020-10-18T18:20:51.273000000Z Processor online count: 8 Processor count: 8 Processor online core count: 4 Processor core count: 4 Processor supports HW virtualization: no Processor supports PAE: yes Processor supports long mode: yes Processor supports nested paging: no Processor#0 speed: unknown Processor#0 description: Intel(R) Core(TM) i7-6700 CPU @ 3.40GHz Processor#1 speed: unknown Processor#1 description: Intel(R) Core(TM) i7-6700 CPU @ 3.40GHz Processor#2 speed: unknown Processor#2 description: Intel(R) Core(TM) i7-6700 CPU @ 3.40GHz Processor#3 speed: unknown Processor#3 description: Intel(R) Core(TM) i7-6700 CPU @ 3.40GHz Processor#4 speed: unknown Processor#4 description: Intel(R) Core(TM) i7-6700 CPU @ 3.40GHz Processor#5 speed: unknown Processor#5 description: Intel(R) Core(TM) i7-6700 CPU @ 3.40GHz Processor#6 speed: unknown Processor#6 description: Intel(R) Core(TM) i7-6700 CPU @ 3.40GHz Processor#7 speed: unknown Processor#7 description: Intel(R) Core(TM) i7-6700 CPU @ 3.40GHz Memory size: 24511 MByte Memory available: 9713 MByte Operating system: Windows 10 Operating system version: 10.0.19041 2020-10-18 14:20:51 (26760): Command: VBoxManage -q showvminfo "boinc_73fe9d20e28594eb" --machinereadable Exit Code: -2135228415 Output: VBoxManage.exe: error: Could not find a registered machine named 'boinc_73fe9d20e28594eb' 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 2621 of file VBoxManageInfo.cpp 2020-10-18 14:20:51 (26760): Command: VBoxManage -q showhdinfo "C:\ProgramData\BOINC\slots\2/vm_image.vdi" Exit Code: -2135228412 Output: VBoxManage.exe: error: Could not find file for the medium 'C:\ProgramData\BOINC\slots\2\vm_image.vdi' (VERR_FILE_NOT_FOUND) VBoxManage.exe: error: Details: code VBOX_E_FILE_ERROR (0x80bb0004), component MediumWrap, interface IMedium, callee IUnknown VBoxManage.exe: error: Context: "OpenMedium(Bstr(pszFilenameOrUuid).raw(), enmDevType, enmAccessMode, fForceNewUuidOnOpen, pMedium.asOutParam())" at line 191 of file VBoxManageDisk.cpp 2020-10-18 14:20:52 (26760): Command: VBoxManage -q createvm --name "boinc_73fe9d20e28594eb" --basefolder "C:\ProgramData\BOINC\slots\2" --ostype "Linux26_64" --register Exit Code: 0 Output: Virtual machine 'boinc_73fe9d20e28594eb' is created and registered. UUID: 30b70e55-1bfd-4fd5-956c-d90380dce9dc Settings file: 'C:\ProgramData\BOINC\slots\2\boinc_73fe9d20e28594eb\boinc_73fe9d20e28594eb.vbox' 2020-10-18 14:20:52 (26760): Command: VBoxManage -q modifyvm "boinc_73fe9d20e28594eb" --description "08000683_51_1" Exit Code: 0 Output: 2020-10-18 14:20:52 (26760): Command: VBoxManage -q modifyvm "boinc_73fe9d20e28594eb" --memory 3072 Exit Code: 0 Output: 2020-10-18 14:20:53 (26760): Command: VBoxManage -q modifyvm "boinc_73fe9d20e28594eb" --cpus 1 Exit Code: 0 Output: 2020-10-18 14:20:53 (26760): Command: VBoxManage -q modifyvm "boinc_73fe9d20e28594eb" --acpi on --ioapic on Exit Code: 0 Output: 2020-10-18 14:20:53 (26760): Command: VBoxManage -q modifyvm "boinc_73fe9d20e28594eb" --boot1 disk --boot2 dvd --boot3 none --boot4 none Exit Code: 0 Output: 2020-10-18 14:20:53 (26760): Command: VBoxManage -q modifyvm "boinc_73fe9d20e28594eb" --nic1 nat --natdnsproxy1 on --cableconnected1 off Exit Code: 0 Output: 2020-10-18 14:20:54 (26760): Command: VBoxManage -q modifyvm "boinc_73fe9d20e28594eb" --cableconnected1 on Exit Code: 0 Output: 2020-10-18 14:20:54 (26760): Command: VBoxManage -q modifyvm "boinc_73fe9d20e28594eb" --usb off Exit Code: 0 Output: 2020-10-18 14:20:54 (26760): Command: VBoxManage -q modifyvm "boinc_73fe9d20e28594eb" --uart1 off --uart2 off Exit Code: 0 Output: 2020-10-18 14:20:54 (26760): Command: VBoxManage -q modifyvm "boinc_73fe9d20e28594eb" --lpt1 off --lpt2 off Exit Code: 0 Output: 2020-10-18 14:20:55 (26760): Command: VBoxManage -q modifyvm "boinc_73fe9d20e28594eb" --audio none Exit Code: 0 Output: 2020-10-18 14:20:55 (26760): Command: VBoxManage -q modifyvm "boinc_73fe9d20e28594eb" --clipboard disabled Exit Code: 0 Output: 2020-10-18 14:20:55 (26760): Command: VBoxManage -q modifyvm "boinc_73fe9d20e28594eb" --draganddrop disabled Exit Code: 0 Output: 2020-10-18 14:20:55 (26760): Command: VBoxManage -q storagectl "boinc_73fe9d20e28594eb" --name "Hard Disk Controller" --add "sata" --controller "IntelAHCI" --hostiocache off --portcount 3 Exit Code: 0 Output: 2020-10-18 14:20:56 (26760): Command: VBoxManage -q storageattach "boinc_73fe9d20e28594eb" --storagectl "Hard Disk Controller" --port 0 --device 0 --type dvddrive --medium "C:\ProgramData\BOINC\slots\2/vm_isocontext.iso" Exit Code: 0 Output: 2020-10-18 14:20:56 (26760): Command: VBoxManage -q storageattach "boinc_73fe9d20e28594eb" --storagectl "Hard Disk Controller" --port 2 --device 0 --type dvddrive --medium "C:\Program Files\Oracle\VirtualBox/VBoxGuestAdditions.iso" Exit Code: 0 Output: 2020-10-18 14:20:56 (26760): Command: VBoxManage -q bandwidthctl "boinc_73fe9d20e28594eb" add "boinc_73fe9d20e28594eb_net" --type network --limit 1024G Exit Code: 0 Output: 2020-10-18 14:20:57 (26760): Command: VBoxManage -q sharedfolder add "boinc_73fe9d20e28594eb" --name "shared" --hostpath "C:\ProgramData\BOINC\slots\2/shared" Exit Code: 0 Output: 2020-10-18 14:21:00 (26760): Command: VBoxManage -q startvm "boinc_73fe9d20e28594eb" --type headless Exit Code: 0 Output: Waiting for VM "boinc_73fe9d20e28594eb" to power on... VM "boinc_73fe9d20e28594eb" has been successfully started. 2020-10-18 14:21:02 (26760): Command: VBoxManage -q controlvm "boinc_73fe9d20e28594eb" cpuexecutioncap 100 Exit Code: 0 Output: 2020-10-18 16:05:25 (26760): Command: VBoxManage -q controlvm "boinc_73fe9d20e28594eb" poweroff Exit Code: 0 Output: 0%...10%...20%...30%...40%...50%...60%...70%...80%...90%...100% 2020-10-18 16:05:25 (26760): Command: VBoxManage -q snapshot "boinc_73fe9d20e28594eb" list Exit Code: -108 Output: This machine does not have any snapshots 2020-10-18 16:05:26 (26760): Command: VBoxManage -q bandwidthctl "boinc_73fe9d20e28594eb" remove "boinc_73fe9d20e28594eb_net" Exit Code: 0 Output: 2020-10-18 16:05:26 (26760): Command: VBoxManage -q unregistervm "boinc_73fe9d20e28594eb" --delete Exit Code: 0 Output: 0%...10%...20%...30%...40%...50%...60%...70%...80%...90%...100% 2020-10-18 16:05:26 (26760): Command: VBoxManage -q closemedium dvd "C:\ProgramData\BOINC\slots\2/vm_isocontext.iso" --delete Exit Code: 0 Output: 0%...10%...20%...30%...40%...50%...60%...70%...80%...90%...100% 16:05:36 (26760): called boinc_finish(194) </stderr_txt> ]]>
©2024 COPYRIGHT 2017-2018 NCN