Stderr output

<core_client_version>7.24.1</core_client_version>
<![CDATA[
<message>
process exited with code 74 (0x4a, -182)</message>
<stderr_txt>
2025-06-10 21:10:33 (3032423): vboxwrapper version 26210
2025-06-10 21:10:33 (3032423): BOINC client version: 7.24.1
2025-06-10 21:10:33 (3032423): Detected: VirtualBox VboxManage Interface (Version: 7.0.16)
2025-06-10 21:10:33 (3032423): Detected: Heartbeat check (file: 'heartbeat' every 1800.000000 seconds)
2025-06-10 21:10:33 (3032423): Successfully copied 'init_data.xml' to the shared directory.
2025-06-10 21:10:33 (3032423): Successfully copied 'input' to the shared directory.
2025-06-10 21:10:33 (3032423): Create VM. (boinc_c030f7a6fe904e5d, slot#8)
2025-06-10 21:10:55 (3032423): Setting Memory Size for VM. (630MB)
2025-06-10 21:11:02 (3032423): Setting CPU Count for VM. (1)
2025-06-10 21:11:15 (3032423): Setting Chipset Options for VM.
2025-06-10 21:11:21 (3032423): Setting Graphics Controller Options for VM. (Driver: VBoxVGA, 16MB)
2025-06-10 21:11:33 (3032423): Setting Boot Options for VM.
2025-06-10 21:11:50 (3032423): Setting Network Configuration for NAT. (Driver: virtio)
2025-06-10 21:11:58 (3032423): Enabling VM Network Access.
2025-06-10 21:12:05 (3032423): Disabling USB Support for VM.
2025-06-10 21:12:13 (3032423): Disabling COM Port Support for VM.
2025-06-10 21:12:16 (3032423): Disabling LPT Port Support for VM.
2025-06-10 21:12:21 (3032423): Disabling Audio Support for VM.
2025-06-10 21:12:31 (3032423): Disabling Clipboard Support for VM.
2025-06-10 21:12:34 (3032423): Disabling Drag and Drop Support for VM.
2025-06-10 21:12:39 (3032423): Adding storage controller(s) to VM.
2025-06-10 21:12:46 (3032423): Adding virtual disk drive to VM. (Theory_2025_04_17_prod.vdi)
2025-06-10 21:14:13 (3032423): Attempts: 50
2025-06-10 21:14:44 (3032423): Could not remove parent disk '/media/mybook/boinc/slots/4/boinc_bcd917d8d0e69802/Snapshots/{b7b81bb3-ef43-43e2-8ec4-5851fc1b8976}.vdi'.
2025-06-10 21:14:44 (3032423): Could not remove child disk 'b7b81bb3-ef43-43e2-8ec4-5851fc1b8976'.
2025-06-10 21:14:44 (3032423): Could not create VM
2025-06-10 21:14:44 (3032423): ERROR: VM failed to start
2025-06-10 21:14:44 (3032423): Powering off VM.
2025-06-10 21:14:44 (3032423): Deregistering VM. (boinc_c030f7a6fe904e5d, slot#8)
2025-06-10 21:14:44 (3032423): Removing network bandwidth throttle group from VM.
2025-06-10 21:14:44 (3032423): Removing VM from VirtualBox.

    Hypervisor System Log:

00:00:00.309878 main     VirtualBox XPCOM Server 7.0.16_Ubuntu r162802 linux.amd64 (Aug 25 2024 22:41:46) release log
00:00:00.309883 main     Log opened 2025-06-10T04:59:56.052155000Z
00:00:00.309884 main     Build Type: release
00:00:00.309887 main     OS Product: Linux
00:00:00.309888 main     OS Release: 6.8.0-48-generic
00:00:00.309889 main     OS Version: #48-Ubuntu SMP PREEMPT_DYNAMIC Fri Sep 27 14:04:52 UTC 2024
00:00:00.309920 main     DMI Product Name: System Product Name
00:00:00.309932 main     DMI Product Version: System Version
00:00:00.309942 main     Firmware type: UEFI
00:00:00.310205 main     Secure Boot: Disabled
00:00:00.310250 main     Host RAM: 64045MB (62.5GB) total, 57109MB (55.7GB) available
00:00:00.310254 main     Executable: /usr/lib/virtualbox/VBoxSVC
00:00:00.310255 main     Process ID: 2890019
00:00:00.310255 main     Package type: LINUX_64BITS_GENERIC (OSE)
00:00:00.311364 main     IPC socket path: /tmp/.vbox-boinc-ipc/ipcd

    VM Execution Log:


    VM Startup Log:


    VM Trace Log:

Command: VBoxManage -q storagectl "boinc_c030f7a6fe904e5d" --name "Hard Disk Controller" --add "sata" --controller "IntelAHCI" --hostiocache off --portcount 3
Exit Code: 0
Output:

2025-06-10 21:14:13 (3032423): 
Command: VBoxManage -q showhdinfo "/media/mybook/boinc/projects/lhcathome.cern.ch_lhcathome/Theory_2025_04_17_prod.vdi" 
Exit Code: 0
Output:
UUID:           b1b25507-41e2-4ead-9ca8-6f5e1c8e2ce4
Parent UUID:    base
State:          locked read
Type:           multiattach
Location:       /media/mybook/boinc/projects/lhcathome.cern.ch_lhcathome/Theory_2025_04_17_prod.vdi
Storage format: VDI
Format variant: dynamic default
Capacity:       10240 MBytes
Size on disk:   2451 MBytes
Encryption:     disabled
Property:       AllocationBlockSize=1048576
Child UUIDs:    b7b81bb3-ef43-43e2-8ec4-5851fc1b8976
                16eda805-af69-4a03-a2f7-54d543057e35
                e2510889-a6ee-4748-9d45-04d230f8b101
                17c026d8-fee4-4c05-9959-480fc4040c6c
                b45c47a7-3d3a-41cc-9691-80f70e50f996
                2605ad6c-cc9e-44f2-ae01-469e2781c7d1
                6d87a7aa-3176-4d08-9f67-6af7e65b8bb1
                6a5a2a84-ec83-4c91-bb75-c1ae57c3d3bb

2025-06-10 21:14:13 (3032423): 
Command: VBoxManage -q storageattach "boinc_c030f7a6fe904e5d" --storagectl "Hard Disk Controller" --port 0 --device 0 --type hdd --mtype multiattach --medium "/media/mybook/boinc/projects/lhcathome.cern.ch_lhcathome/Theory_2025_04_17_prod.vdi" 
Exit Code: -2135228409
Output:
VBoxManage: error: Cannot attach medium '/media/mybook/boinc/projects/lhcathome.cern.ch_lhcathome/Theory_2025_04_17_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

2025-06-10 21:14:13 (3032423): 
Command: VBoxManage -q showhdinfo "/media/mybook/boinc/projects/lhcathome.cern.ch_lhcathome/Theory_2025_04_17_prod.vdi" 
Exit Code: 0
Output:
UUID:           b1b25507-41e2-4ead-9ca8-6f5e1c8e2ce4
Parent UUID:    base
State:          locked read
Type:           multiattach
Location:       /media/mybook/boinc/projects/lhcathome.cern.ch_lhcathome/Theory_2025_04_17_prod.vdi
Storage format: VDI
Format variant: dynamic default
Capacity:       10240 MBytes
Size on disk:   2451 MBytes
Encryption:     disabled
Property:       AllocationBlockSize=1048576
Child UUIDs:    b7b81bb3-ef43-43e2-8ec4-5851fc1b8976
                16eda805-af69-4a03-a2f7-54d543057e35
                e2510889-a6ee-4748-9d45-04d230f8b101
                17c026d8-fee4-4c05-9959-480fc4040c6c
                b45c47a7-3d3a-41cc-9691-80f70e50f996
                2605ad6c-cc9e-44f2-ae01-469e2781c7d1
                6d87a7aa-3176-4d08-9f67-6af7e65b8bb1
                6a5a2a84-ec83-4c91-bb75-c1ae57c3d3bb

2025-06-10 21:14:13 (3032423): 
Command: VBoxManage -q showhdinfo "b7b81bb3-ef43-43e2-8ec4-5851fc1b8976" 
Exit Code: 0
Output:
UUID:           b7b81bb3-ef43-43e2-8ec4-5851fc1b8976
Parent UUID:    b1b25507-41e2-4ead-9ca8-6f5e1c8e2ce4
State:          locked write
Type:           normal (differencing)
Auto-Reset:     off
Location:       /media/mybook/boinc/slots/4/boinc_bcd917d8d0e69802/Snapshots/{b7b81bb3-ef43-43e2-8ec4-5851fc1b8976}.vdi
Storage format: VDI
Format variant: differencing default
Capacity:       10240 MBytes
Size on disk:   1880 MBytes
Encryption:     disabled
Property:       AllocationBlockSize=1048576
In use by VMs:  boinc_bcd917d8d0e69802 (UUID: ec2c6801-0349-4014-9384-fea205350526)

2025-06-10 21:14:13 (3032423): 
Command: VBoxManage -q closemedium disk "/media/mybook/boinc/slots/4/boinc_bcd917d8d0e69802/Snapshots/{b7b81bb3-ef43-43e2-8ec4-5851fc1b8976}.vdi" 
Exit Code: -2135228409
Output:
VBoxManage: error: Medium '/media/mybook/boinc/slots/4/boinc_bcd917d8d0e69802/Snapshots/{b7b81bb3-ef43-43e2-8ec4-5851fc1b8976}.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

2025-06-10 21:14:14 (3032423): 
Command: VBoxManage -q closemedium disk "/media/mybook/boinc/slots/4/boinc_bcd917d8d0e69802/Snapshots/{b7b81bb3-ef43-43e2-8ec4-5851fc1b8976}.vdi" 
Exit Code: -2135228409
Output:
VBoxManage: error: Medium '/media/mybook/boinc/slots/4/boinc_bcd917d8d0e69802/Snapshots/{b7b81bb3-ef43-43e2-8ec4-5851fc1b8976}.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

2025-06-10 21:14:16 (3032423): 
Command: VBoxManage -q closemedium disk "/media/mybook/boinc/slots/4/boinc_bcd917d8d0e69802/Snapshots/{b7b81bb3-ef43-43e2-8ec4-5851fc1b8976}.vdi" 
Exit Code: -2135228409
Output:
VBoxManage: error: Medium '/media/mybook/boinc/slots/4/boinc_bcd917d8d0e69802/Snapshots/{b7b81bb3-ef43-43e2-8ec4-5851fc1b8976}.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

2025-06-10 21:14:20 (3032423): 
Command: VBoxManage -q closemedium disk "/media/mybook/boinc/slots/4/boinc_bcd917d8d0e69802/Snapshots/{b7b81bb3-ef43-43e2-8ec4-5851fc1b8976}.vdi" 
Exit Code: -2135228409
Output:
VBoxManage: error: Medium '/media/mybook/boinc/slots/4/boinc_bcd917d8d0e69802/Snapshots/{b7b81bb3-ef43-43e2-8ec4-5851fc1b8976}.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

2025-06-10 21:14:28 (3032423): 
Command: VBoxManage -q closemedium disk "/media/mybook/boinc/slots/4/boinc_bcd917d8d0e69802/Snapshots/{b7b81bb3-ef43-43e2-8ec4-5851fc1b8976}.vdi" 
Exit Code: -2135228409
Output:
VBoxManage: error: Medium '/media/mybook/boinc/slots/4/boinc_bcd917d8d0e69802/Snapshots/{b7b81bb3-ef43-43e2-8ec4-5851fc1b8976}.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

2025-06-10 21:14:44 (3032423): 
Command: VBoxManage -q closemedium disk "/media/mybook/boinc/slots/4/boinc_bcd917d8d0e69802/Snapshots/{b7b81bb3-ef43-43e2-8ec4-5851fc1b8976}.vdi" 
Exit Code: -2135228409
Output:
VBoxManage: error: Medium '/media/mybook/boinc/slots/4/boinc_bcd917d8d0e69802/Snapshots/{b7b81bb3-ef43-43e2-8ec4-5851fc1b8976}.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

2025-06-10 21:14:44 (3032423): 
Command: VBoxManage -q snapshot "boinc_c030f7a6fe904e5d" list 
Exit Code: 0
Output:
This machine does not have any snapshots

2025-06-10 21:14:44 (3032423): 
Command: VBoxManage -q bandwidthctl "boinc_c030f7a6fe904e5d" remove "boinc_c030f7a6fe904e5d_net" 
Exit Code: -2135228415
Output:
VBoxManage: error: Could not find a bandwidth group named 'boinc_c030f7a6fe904e5d_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

2025-06-10 21:14:46 (3032423): 
Command: VBoxManage -q unregistervm "boinc_c030f7a6fe904e5d" --delete 
Exit Code: 0
Output:
0%...10%...20%...30%...40%...50%...60%...70%...80%...90%...100%

2025-06-10 21:14:51 (3032423): called boinc_finish(-182)

</stderr_txt>
]]>

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