Stderr output

<core_client_version>8.2.4</core_client_version>
<![CDATA[
<message>
process exited with code 74 (0x4a, -182)</message>
<stderr_txt>
2025-07-12 23:18:54 (118556): vboxwrapper version 26210
2025-07-12 23:18:54 (118556): BOINC client version: 8.2.4
2025-07-12 23:18:55 (118556): Detected: VirtualBox VboxManage Interface (Version: 7.0.20)
2025-07-12 23:18:55 (118556): Detected: Heartbeat check (file: 'heartbeat' every 1200.000000 seconds)
2025-07-12 23:18:55 (118556): Successfully copied 'init_data.xml' to the shared directory.
2025-07-12 23:18:55 (118556): Create VM. (boinc_1518d9e682eb7d8f, slot#38)
2025-07-12 23:18:56 (118556): Setting Memory Size for VM. (4584MB)
2025-07-12 23:18:56 (118556): Setting CPU Count for VM. (4)
2025-07-12 23:18:56 (118556): Setting Chipset Options for VM.
2025-07-12 23:18:56 (118556): Setting Graphics Controller Options for VM. (Driver: VBoxVGA, 16MB)
2025-07-12 23:18:57 (118556): Setting Boot Options for VM.
2025-07-12 23:18:57 (118556): Setting Network Configuration for NAT. (Driver: virtio)
2025-07-12 23:18:57 (118556): Enabling VM Network Access.
2025-07-12 23:18:58 (118556): Disabling USB Support for VM.
2025-07-12 23:18:58 (118556): Disabling COM Port Support for VM.
2025-07-12 23:18:58 (118556): Disabling LPT Port Support for VM.
2025-07-12 23:18:58 (118556): Disabling Audio Support for VM.
2025-07-12 23:18:59 (118556): Disabling Clipboard Support for VM.
2025-07-12 23:18:59 (118556): Disabling Drag and Drop Support for VM.
2025-07-12 23:18:59 (118556): Adding storage controller(s) to VM.
2025-07-12 23:18:59 (118556): Adding virtual disk drive to VM. (CMS_2025_04_08_prod.vdi)
2025-07-12 23:19:32 (118556): Could not remove parent disk '/var/lib/boinc-client/slots/12/boinc_60e9cff10fd596b1/Snapshots/{52f025f0-3535-4d88-8d29-95a8fb9ee575}.vdi'.
2025-07-12 23:19:32 (118556): Could not remove child disk '52f025f0-3535-4d88-8d29-95a8fb9ee575'.
2025-07-12 23:19:32 (118556): Could not create VM
2025-07-12 23:19:32 (118556): ERROR: VM failed to start
2025-07-12 23:19:32 (118556): Powering off VM.
2025-07-12 23:19:32 (118556): Deregistering VM. (boinc_1518d9e682eb7d8f, slot#38)
2025-07-12 23:19:32 (118556): Removing network bandwidth throttle group from VM.
2025-07-12 23:19:33 (118556): Removing VM from VirtualBox.

    Hypervisor System Log:

00:00:00.000365 main     VirtualBox XPCOM Server 7.0.20_Ubuntu r163906 linux.amd64 (Jan 31 2025 11:05:06) release log
00:00:00.000367 main     Log opened 2025-07-12T15:50:59.676685000Z
00:00:00.000368 main     Build Type: release
00:00:00.000370 main     OS Product: Linux
00:00:00.000370 main     OS Release: 6.14.0-23-generic
00:00:00.000371 main     OS Version: #23-Ubuntu SMP PREEMPT_DYNAMIC Fri Jun 13 23:02:20 UTC 2025
00:00:00.000388 main     DMI Product Name: 30E000TDUS
00:00:00.000397 main     DMI Product Version: ThinkStation P620
00:00:00.000403 main     Firmware type: UEFI
00:00:00.000517 main     Secure Boot: Disabled
00:00:00.000553 main     Host RAM: 511227MB (499.2GB) total, 508013MB (496.1GB) available
00:00:00.000555 main     Executable: /usr/lib/virtualbox/VBoxSVC
00:00:00.000555 main     Process ID: 14348
00:00:00.000555 main     Package type: LINUX_64BITS_GENERIC (OSE)
00:00:00.001527 main     IPC socket path: /tmp/.vbox-boinc-ipc/ipcd

    VM Execution Log:


    VM Startup Log:


    VM Trace Log:

                caf22816-c3f1-406f-a9c9-f97f6fbed180
                d1dbdeb7-a74d-4a29-9b9f-9ceaac6772b3
                f69d839d-fa4a-4a44-873a-157f60131c27
                4732df4a-55fe-47ac-afa7-2bc5944bd07e
                34d066d3-dc20-4cf4-8790-fa1e6f1c2a7e
                8980a5f8-0c59-4633-8e24-22931f66763e
                8ff3cd3d-9df6-4ae8-aa8c-ec5211e5bc8a
                8ae491ac-c520-42de-9a06-1f40bbd965fd
                65c22c4b-5b38-474e-ae41-833f12377ac1
                ea2460d8-4d1a-482e-9662-9aed73172e5b
                828744c0-03dc-4837-8ff1-51699afaf122
                bbd70809-6128-42bd-85cf-0eba6ef2d6e1
                3614a4c4-d541-4fa1-99d3-e96a8d7610d5
                b7c0385f-147f-46ea-a2dc-b6024b22b94c

2025-07-12 23:19:00 (118556): 
Command: VBoxManage -q storageattach "boinc_1518d9e682eb7d8f" --storagectl "Hard Disk Controller" --port 0 --device 0 --type hdd --mtype multiattach --medium "/var/lib/boinc-client/projects/lhcathome.cern.ch_lhcathome/CMS_2025_04_08_prod.vdi" 
Exit Code: -2135228409
Output:
VBoxManage: error: Cannot attach medium '/var/lib/boinc-client/projects/lhcathome.cern.ch_lhcathome/CMS_2025_04_08_prod.vdi': the media type 'MultiAttach' can only be attached to machines that were created with VirtualBox 4.0 or later
VBoxManage: error: Details: code VBOX_E_INVALID_OBJECT_STATE (0x80bb0007), component SessionMachine, interface IMachine, callee nsISupports
VBoxManage: error: Context: "AttachDevice(Bstr(pszCtl).raw(), port, device, DeviceType_HardDisk, pMedium2Mount)" at line 781 of file VBoxManageStorageController.cpp

2025-07-12 23:19:00 (118556): 
Command: VBoxManage -q showhdinfo "/var/lib/boinc-client/projects/lhcathome.cern.ch_lhcathome/CMS_2025_04_08_prod.vdi" 
Exit Code: 0
Output:
UUID:           fa49c4e2-ad29-47a5-b96a-3c89ce80d84c
Parent UUID:    base
State:          locked read
Type:           multiattach
Location:       /var/lib/boinc-client/projects/lhcathome.cern.ch_lhcathome/CMS_2025_04_08_prod.vdi
Storage format: VDI
Format variant: dynamic default
Capacity:       20480 MBytes
Size on disk:   3853 MBytes
Encryption:     disabled
Property:       AllocationBlockSize=1048576
Child UUIDs:    52f025f0-3535-4d88-8d29-95a8fb9ee575
                e86bb8d1-d2bb-4581-ab0b-1b74598e83b7
                caf22816-c3f1-406f-a9c9-f97f6fbed180
                d1dbdeb7-a74d-4a29-9b9f-9ceaac6772b3
                f69d839d-fa4a-4a44-873a-157f60131c27
                4732df4a-55fe-47ac-afa7-2bc5944bd07e
                34d066d3-dc20-4cf4-8790-fa1e6f1c2a7e
                8980a5f8-0c59-4633-8e24-22931f66763e
                8ff3cd3d-9df6-4ae8-aa8c-ec5211e5bc8a
                8ae491ac-c520-42de-9a06-1f40bbd965fd
                65c22c4b-5b38-474e-ae41-833f12377ac1
                ea2460d8-4d1a-482e-9662-9aed73172e5b
                828744c0-03dc-4837-8ff1-51699afaf122
                bbd70809-6128-42bd-85cf-0eba6ef2d6e1
                3614a4c4-d541-4fa1-99d3-e96a8d7610d5
                b7c0385f-147f-46ea-a2dc-b6024b22b94c

2025-07-12 23:19:00 (118556): 
Command: VBoxManage -q showhdinfo "52f025f0-3535-4d88-8d29-95a8fb9ee575" 
Exit Code: 0
Output:
UUID:           52f025f0-3535-4d88-8d29-95a8fb9ee575
Parent UUID:    fa49c4e2-ad29-47a5-b96a-3c89ce80d84c
State:          locked write
Type:           normal (differencing)
Auto-Reset:     off
Location:       /var/lib/boinc-client/slots/12/boinc_60e9cff10fd596b1/Snapshots/{52f025f0-3535-4d88-8d29-95a8fb9ee575}.vdi
Storage format: VDI
Format variant: differencing default
Capacity:       20480 MBytes
Size on disk:   1832 MBytes
Encryption:     disabled
Property:       AllocationBlockSize=1048576
In use by VMs:  boinc_60e9cff10fd596b1 (UUID: 583ec77d-d395-4751-b870-a6141282f8f4)

2025-07-12 23:19:00 (118556): 
Command: VBoxManage -q closemedium disk "/var/lib/boinc-client/slots/12/boinc_60e9cff10fd596b1/Snapshots/{52f025f0-3535-4d88-8d29-95a8fb9ee575}.vdi" 
Exit Code: -2135228409
Output:
VBoxManage: error: Medium '/var/lib/boinc-client/slots/12/boinc_60e9cff10fd596b1/Snapshots/{52f025f0-3535-4d88-8d29-95a8fb9ee575}.vdi' is locked for writing by another task
VBoxManage: error: Details: code VBOX_E_INVALID_OBJECT_STATE (0x80bb0007), component MediumWrap, interface IMedium, callee nsISupports
VBoxManage: error: Context: "Close()" at line 1875 of file VBoxManageDisk.cpp

2025-07-12 23:19:01 (118556): 
Command: VBoxManage -q closemedium disk "/var/lib/boinc-client/slots/12/boinc_60e9cff10fd596b1/Snapshots/{52f025f0-3535-4d88-8d29-95a8fb9ee575}.vdi" 
Exit Code: -2135228409
Output:
VBoxManage: error: Medium '/var/lib/boinc-client/slots/12/boinc_60e9cff10fd596b1/Snapshots/{52f025f0-3535-4d88-8d29-95a8fb9ee575}.vdi' is locked for writing by another task
VBoxManage: error: Details: code VBOX_E_INVALID_OBJECT_STATE (0x80bb0007), component MediumWrap, interface IMedium, callee nsISupports
VBoxManage: error: Context: "Close()" at line 1875 of file VBoxManageDisk.cpp

2025-07-12 23:19:04 (118556): 
Command: VBoxManage -q closemedium disk "/var/lib/boinc-client/slots/12/boinc_60e9cff10fd596b1/Snapshots/{52f025f0-3535-4d88-8d29-95a8fb9ee575}.vdi" 
Exit Code: -2135228409
Output:
VBoxManage: error: Medium '/var/lib/boinc-client/slots/12/boinc_60e9cff10fd596b1/Snapshots/{52f025f0-3535-4d88-8d29-95a8fb9ee575}.vdi' is locked for writing by another task
VBoxManage: error: Details: code VBOX_E_INVALID_OBJECT_STATE (0x80bb0007), component MediumWrap, interface IMedium, callee nsISupports
VBoxManage: error: Context: "Close()" at line 1875 of file VBoxManageDisk.cpp

2025-07-12 23:19:08 (118556): 
Command: VBoxManage -q closemedium disk "/var/lib/boinc-client/slots/12/boinc_60e9cff10fd596b1/Snapshots/{52f025f0-3535-4d88-8d29-95a8fb9ee575}.vdi" 
Exit Code: -2135228409
Output:
VBoxManage: error: Medium '/var/lib/boinc-client/slots/12/boinc_60e9cff10fd596b1/Snapshots/{52f025f0-3535-4d88-8d29-95a8fb9ee575}.vdi' is locked for writing by another task
VBoxManage: error: Details: code VBOX_E_INVALID_OBJECT_STATE (0x80bb0007), component MediumWrap, interface IMedium, callee nsISupports
VBoxManage: error: Context: "Close()" at line 1875 of file VBoxManageDisk.cpp

2025-07-12 23:19:16 (118556): 
Command: VBoxManage -q closemedium disk "/var/lib/boinc-client/slots/12/boinc_60e9cff10fd596b1/Snapshots/{52f025f0-3535-4d88-8d29-95a8fb9ee575}.vdi" 
Exit Code: -2135228409
Output:
VBoxManage: error: Medium '/var/lib/boinc-client/slots/12/boinc_60e9cff10fd596b1/Snapshots/{52f025f0-3535-4d88-8d29-95a8fb9ee575}.vdi' is locked for writing by another task
VBoxManage: error: Details: code VBOX_E_INVALID_OBJECT_STATE (0x80bb0007), component MediumWrap, interface IMedium, callee nsISupports
VBoxManage: error: Context: "Close()" at line 1875 of file VBoxManageDisk.cpp

2025-07-12 23:19:32 (118556): 
Command: VBoxManage -q closemedium disk "/var/lib/boinc-client/slots/12/boinc_60e9cff10fd596b1/Snapshots/{52f025f0-3535-4d88-8d29-95a8fb9ee575}.vdi" 
Exit Code: -2135228409
Output:
VBoxManage: error: Medium '/var/lib/boinc-client/slots/12/boinc_60e9cff10fd596b1/Snapshots/{52f025f0-3535-4d88-8d29-95a8fb9ee575}.vdi' is locked for writing by another task
VBoxManage: error: Details: code VBOX_E_INVALID_OBJECT_STATE (0x80bb0007), component MediumWrap, interface IMedium, callee nsISupports
VBoxManage: error: Context: "Close()" at line 1875 of file VBoxManageDisk.cpp

2025-07-12 23:19:32 (118556): 
Command: VBoxManage -q snapshot "boinc_1518d9e682eb7d8f" list 
Exit Code: 0
Output:
This machine does not have any snapshots

2025-07-12 23:19:33 (118556): 
Command: VBoxManage -q bandwidthctl "boinc_1518d9e682eb7d8f" remove "boinc_1518d9e682eb7d8f_net" 
Exit Code: -2135228415
Output:
VBoxManage: error: Could not find a bandwidth group named 'boinc_1518d9e682eb7d8f_net'
VBoxManage: error: Details: code VBOX_E_OBJECT_NOT_FOUND (0x80bb0001), component BandwidthControlWrap, interface IBandwidthControl, callee nsISupports
VBoxManage: error: Context: "DeleteBandwidthGroup(name.raw())" at line 273 of file VBoxManageBandwidthControl.cpp

2025-07-12 23:19:33 (118556): 
Command: VBoxManage -q unregistervm "boinc_1518d9e682eb7d8f" --delete 
Exit Code: 0
Output:
0%...10%...20%...30%...40%...50%...60%...70%...80%...90%...100%

2025-07-12 23:19:38 (118556): called boinc_finish(-182)

</stderr_txt>
]]>

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