Task 8649566

Name	07826391_19_2
Workunit	6883354
Created	4 Jul 2020, 9:33:54 UTC
Sent	4 Jul 2020, 10:04:15 UTC
Report deadline	9 Jul 2020, 10:04:15 UTC
Received	4 Jul 2020, 18:12:32 UTC
Server state	Over
Outcome	Computation error
Client state	Compute error
Exit status	197 (0x000000C5) EXIT_TIME_LIMIT_EXCEEDED
Computer ID	6942
Run time	1 hours 27 min 50 sec
CPU time	4 sec
Validate state	Invalid
Credit	0.00
Device peak FLOPS	3.91 GFLOPS
Application version	boinc2docker v1.12 (vbox64_mt) windows_x86_64
Peak working set size	91.00 MB
Peak swap size	92.17 MB
Peak disk usage	498.93 MB
Stderr output

<core_client_version>7.16.7</core_client_version>
<![CDATA[
<message>
exceeded elapsed time limit 5254.94 (86400.00G/16.44G)</message>
<stderr_txt>
2020-07-04 11:47:44 (7812): vboxwrapper (7.9.26200): starting
2020-07-04 11:47:45 (7812): Feature: Checkpoint interval offset (467 seconds)
2020-07-04 11:47:45 (7812): Detected: VirtualBox VboxManage Interface (Version: 6.0.14)
2020-07-04 11:47:45 (7812): Detected: Minimum checkpoint interval (600.000000 seconds)
2020-07-04 11:47:46 (7812): Create VM. (boinc_46724e70d82c211a, slot#4)
2020-07-04 11:47:46 (7812): Updating drive controller type and model for desired configuration.
2020-07-04 11:47:46 (7812): Setting Memory Size for VM. (3072MB)
2020-07-04 11:47:47 (7812): Setting CPU Count for VM. (1)
2020-07-04 11:47:47 (7812): Setting Chipset Options for VM.
2020-07-04 11:47:47 (7812): Setting Boot Options for VM.
2020-07-04 11:47:47 (7812): Setting Network Configuration for NAT.
2020-07-04 11:47:48 (7812): Enabling VM Network Access.
2020-07-04 11:47:48 (7812): Disabling USB Support for VM.
2020-07-04 11:47:48 (7812): Disabling COM Port Support for VM.
2020-07-04 11:47:48 (7812): Disabling LPT Port Support for VM.
2020-07-04 11:47:49 (7812): Disabling Audio Support for VM.
2020-07-04 11:47:49 (7812): Disabling Clipboard Support for VM.
2020-07-04 11:47:49 (7812): Disabling Drag and Drop Support for VM.
2020-07-04 11:47:50 (7812): Adding storage controller(s) to VM.
2020-07-04 11:47:50 (7812): Adding virtual ISO 9660 disk drive to VM. (vm_isocontext.iso)
2020-07-04 11:47:50 (7812): Adding VirtualBox Guest Additions to VM.
2020-07-04 11:47:50 (7812): Adding network bandwidth throttle group to VM. (Defaulting to 1024GB)
2020-07-04 11:47:51 (7812): Enabling shared directory for VM.
2020-07-04 11:47:51 (7812): Starting VM using VboxManage interface. (boinc_46724e70d82c211a, slot#4)
2020-07-04 11:47:56 (7812): Successfully started VM. (PID = '1968')
2020-07-04 11:47:56 (7812): Reporting VM Process ID to BOINC.
2020-07-04 11:48:01 (7812): Guest Log: BIOS: VirtualBox 6.0.14

2020-07-04 11:48:01 (7812): Guest Log: CPUID EDX: 0x178bf3ff

2020-07-04 11:48:01 (7812): Guest Log: BIOS: Boot : bseqnr=1, bootseq=0032

2020-07-04 11:48:01 (7812): Guest Log: int13_harddisk: function 02, unmapped device for ELDL=80

2020-07-04 11:48:01 (7812): Guest Log: BIOS: Boot from Hard Disk 0 failed

2020-07-04 11:48:01 (7812): Guest Log: BIOS: Boot : bseqnr=2, bootseq=0003

2020-07-04 11:48:01 (7812): Guest Log: BIOS: Booting from CD-ROM...

2020-07-04 11:48:01 (7812): VM state change detected. (old = 'poweroff', new = 'running')
2020-07-04 11:48:11 (7812): Preference change detected
2020-07-04 11:48:11 (7812): Setting CPU throttle for VM. (70%)
2020-07-04 11:48:12 (7812): Setting checkpoint interval to 600 seconds. (Higher value of (Preference: 60 seconds) or (Vbox_job.xml: 600 seconds))
2020-07-04 13:15:21 (7812): Powering off VM.
2020-07-04 13:15:21 (7812): Successfully stopped VM.
2020-07-04 13:15:21 (7812): Deregistering VM. (boinc_46724e70d82c211a, slot#4)
2020-07-04 13:15:21 (7812): Removing network bandwidth throttle group from VM.
2020-07-04 13:15:22 (7812): Removing VM from VirtualBox.
2020-07-04 13:15:22 (7812): Removing virtual ISO 9660 disk from VirtualBox.

    Hypervisor System Log:

05:54:45.341550          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 1 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
05:54:45.351986          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
05:54:45.435591          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 1 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
05:54:45.435885          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 1 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
05:54:45.448168          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
05:54:45.882408          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 1 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
05:54:45.882517          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 1 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
05:54:45.888881          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
05:54:50.611872          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 1 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
05:54:50.612034          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 1 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
05:54:50.622926          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
05:54:50.752055          Saving settings file "C:\ProgramData\BOINC\slots\4\boinc_46724e70d82c211a\boinc_46724e70d82c211a.vbox" with version "1.16-windows"
05:54:50.981264          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 1 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
05:54:50.981428          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 1 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
05:54:50.991123          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
05:54:51.180109          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 1 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
05:54:51.180305          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 1 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
05:54:51.195235          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
05:54:51.234102          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
05:54:51.341800          Saving settings file "C:\ProgramData\BOINC\slots\4\boinc_46724e70d82c211a\boinc_46724e70d82c211a.vbox" with version "1.16-windows"
05:54:51.604140          Saving settings file "C:\Users\bdieh\.VirtualBox\VirtualBox.xml" with version "1.12-windows"
05:54:55.856170          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 1 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
05:54:55.856322          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 1 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
05:54:55.865584          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
05:54:56.414243          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 1 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
05:54:56.414356          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 1 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
05:54:56.420842          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
05:55:01.118322          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 1 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
05:55:01.118479          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 1 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
05:55:01.127638          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
05:55:01.703203          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 1 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
05:55:01.703323          ERROR [COM]: aRC=VBOX_E_OBJECT_NOT_FOUND (0x80bb0001) aIID={5047460a-265d-4538-b23e-ddba5fb84976} aComponent={SessionMachine} aText={No storage device attached to device slot 0 on port 1 of controller 'Hard Disk Controller'}, preserve=false aResultDetail=0
05:55:01.714268          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

    VM Execution Log:


    VM Startup Log:


    VM Trace Log:

mum 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\bdieh\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:                       

2020-07-04 11:47:45 (7812): 
Command: VBoxManage -q list hostinfo 
Exit Code: 0
Output:
Host Information:

Host time: 2020-07-04T15:47:45.516000000Z
Processor online count: 12
Processor count: 12
Processor online core count: 6
Processor core count: 6
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) i7-5930K CPU @ 3.50GHz
Processor#1 speed: unknown
Processor#1 description: Intel(R) Core(TM) i7-5930K CPU @ 3.50GHz
Processor#2 speed: unknown
Processor#2 description: Intel(R) Core(TM) i7-5930K CPU @ 3.50GHz
Processor#3 speed: unknown
Processor#3 description: Intel(R) Core(TM) i7-5930K CPU @ 3.50GHz
Processor#4 speed: unknown
Processor#4 description: Intel(R) Core(TM) i7-5930K CPU @ 3.50GHz
Processor#5 speed: unknown
Processor#5 description: Intel(R) Core(TM) i7-5930K CPU @ 3.50GHz
Processor#6 speed: unknown
Processor#6 description: Intel(R) Core(TM) i7-5930K CPU @ 3.50GHz
Processor#7 speed: unknown
Processor#7 description: Intel(R) Core(TM) i7-5930K CPU @ 3.50GHz
Processor#8 speed: unknown
Processor#8 description: Intel(R) Core(TM) i7-5930K CPU @ 3.50GHz
Processor#9 speed: unknown
Processor#9 description: Intel(R) Core(TM) i7-5930K CPU @ 3.50GHz
Processor#10 speed: unknown
Processor#10 description: Intel(R) Core(TM) i7-5930K CPU @ 3.50GHz
Processor#11 speed: unknown
Processor#11 description: Intel(R) Core(TM) i7-5930K CPU @ 3.50GHz
Memory size: 61347 MByte
Memory available: 48639 MByte
Operating system: Windows 10
Operating system version: 10.0.18363

2020-07-04 11:47:45 (7812): 
Command: VBoxManage -q showvminfo "boinc_46724e70d82c211a" --machinereadable 
Exit Code: -2135228415
Output:
VBoxManage.exe: error: Could not find a registered machine named 'boinc_46724e70d82c211a'
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

2020-07-04 11:47:46 (7812): 
Command: VBoxManage -q showhdinfo "C:\ProgramData\BOINC\slots\4/vm_image.vdi" 
Exit Code: -2135228412
Output:
VBoxManage.exe: error: Could not find file for the medium 'C:\ProgramData\BOINC\slots\4\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

2020-07-04 11:47:46 (7812): 
Command: VBoxManage -q createvm --name "boinc_46724e70d82c211a" --basefolder "C:\ProgramData\BOINC\slots\4" --ostype "Linux26_64" --register
Exit Code: 0
Output:
Virtual machine 'boinc_46724e70d82c211a' is created and registered.
UUID: c1fde799-c5e8-4028-bc38-eea6f2f37928
Settings file: 'C:\ProgramData\BOINC\slots\4\boinc_46724e70d82c211a\boinc_46724e70d82c211a.vbox'

2020-07-04 11:47:46 (7812): 
Command: VBoxManage -q modifyvm "boinc_46724e70d82c211a" --description "07826391_19_2" 
Exit Code: 0
Output:

2020-07-04 11:47:47 (7812): 
Command: VBoxManage -q modifyvm "boinc_46724e70d82c211a" --memory 3072 
Exit Code: 0
Output:

2020-07-04 11:47:47 (7812): 
Command: VBoxManage -q modifyvm "boinc_46724e70d82c211a" --cpus 1 
Exit Code: 0
Output:

2020-07-04 11:47:47 (7812): 
Command: VBoxManage -q modifyvm "boinc_46724e70d82c211a" --acpi on --ioapic on 
Exit Code: 0
Output:

2020-07-04 11:47:47 (7812): 
Command: VBoxManage -q modifyvm "boinc_46724e70d82c211a" --boot1 disk --boot2 dvd --boot3 none --boot4 none 
Exit Code: 0
Output:

2020-07-04 11:47:48 (7812): 
Command: VBoxManage -q modifyvm "boinc_46724e70d82c211a" --nic1 nat --natdnsproxy1 on --cableconnected1 off 
Exit Code: 0
Output:

2020-07-04 11:47:48 (7812): 
Command: VBoxManage -q modifyvm "boinc_46724e70d82c211a" --cableconnected1 on 
Exit Code: 0
Output:

2020-07-04 11:47:48 (7812): 
Command: VBoxManage -q modifyvm "boinc_46724e70d82c211a" --usb off 
Exit Code: 0
Output:

2020-07-04 11:47:48 (7812): 
Command: VBoxManage -q modifyvm "boinc_46724e70d82c211a" --uart1 off --uart2 off 
Exit Code: 0
Output:

2020-07-04 11:47:49 (7812): 
Command: VBoxManage -q modifyvm "boinc_46724e70d82c211a" --lpt1 off --lpt2 off 
Exit Code: 0
Output:

2020-07-04 11:47:49 (7812): 
Command: VBoxManage -q modifyvm "boinc_46724e70d82c211a" --audio none 
Exit Code: 0
Output:

2020-07-04 11:47:49 (7812): 
Command: VBoxManage -q modifyvm "boinc_46724e70d82c211a" --clipboard disabled 
Exit Code: 0
Output:

2020-07-04 11:47:50 (7812): 
Command: VBoxManage -q modifyvm "boinc_46724e70d82c211a" --draganddrop disabled 
Exit Code: 0
Output:

2020-07-04 11:47:50 (7812): 
Command: VBoxManage -q storagectl "boinc_46724e70d82c211a" --name "Hard Disk Controller" --add "sata" --controller "IntelAHCI" --hostiocache off --portcount 3
Exit Code: 0
Output:

2020-07-04 11:47:50 (7812): 
Command: VBoxManage -q storageattach "boinc_46724e70d82c211a" --storagectl "Hard Disk Controller" --port 0 --device 0 --type dvddrive --medium "C:\ProgramData\BOINC\slots\4/vm_isocontext.iso" 
Exit Code: 0
Output:

2020-07-04 11:47:50 (7812): 
Command: VBoxManage -q storageattach "boinc_46724e70d82c211a" --storagectl "Hard Disk Controller" --port 2 --device 0 --type dvddrive --medium "C:\Program Files\Oracle\VirtualBox/VBoxGuestAdditions.iso" 
Exit Code: 0
Output:

2020-07-04 11:47:51 (7812): 
Command: VBoxManage -q bandwidthctl "boinc_46724e70d82c211a" add "boinc_46724e70d82c211a_net" --type network --limit 1024G 
Exit Code: 0
Output:

2020-07-04 11:47:51 (7812): 
Command: VBoxManage -q sharedfolder add "boinc_46724e70d82c211a" --name "shared" --hostpath "C:\ProgramData\BOINC\slots\4/shared"
Exit Code: 0
Output:

2020-07-04 11:47:55 (7812): 
Command: VBoxManage -q startvm "boinc_46724e70d82c211a" --type headless
Exit Code: 0
Output:
Waiting for VM "boinc_46724e70d82c211a" to power on...
VM "boinc_46724e70d82c211a" has been successfully started.

2020-07-04 11:48:12 (7812): 
Command: VBoxManage -q controlvm "boinc_46724e70d82c211a" cpuexecutioncap 70 
Exit Code: 0
Output:

2020-07-04 13:15:21 (7812): 
Command: VBoxManage -q controlvm "boinc_46724e70d82c211a" poweroff
Exit Code: 0
Output:
0%...10%...20%...30%...40%...50%...60%...70%...80%...90%...100%

2020-07-04 13:15:21 (7812): 
Command: VBoxManage -q snapshot "boinc_46724e70d82c211a" list 
Exit Code: -108
Output:
This machine does not have any snapshots

2020-07-04 13:15:22 (7812): 
Command: VBoxManage -q bandwidthctl "boinc_46724e70d82c211a" remove "boinc_46724e70d82c211a_net" 
Exit Code: 0
Output:

2020-07-04 13:15:22 (7812): 
Command: VBoxManage -q unregistervm "boinc_46724e70d82c211a" --delete 
Exit Code: 0
Output:
0%...10%...20%...30%...40%...50%...60%...70%...80%...90%...100%

2020-07-04 13:15:22 (7812): 
Command: VBoxManage -q closemedium dvd "C:\ProgramData\BOINC\slots\4/vm_isocontext.iso" --delete 
Exit Code: 0
Output:
0%...10%...20%...30%...40%...50%...60%...70%...80%...90%...100%

13:15:32 (7812): called boinc_finish(194)

</stderr_txt>
]]>