Stderr output

<core_client_version>7.16.6</core_client_version>
<![CDATA[
<message>
process exited with code 74 (0x4a, -182)</message>
<stderr_txt>
2026-01-18 03:59:52 (1031727): vboxwrapper version 26210
2026-01-18 03:59:52 (1031727): BOINC client version: 7.16.6
2026-01-18 03:59:54 (1031727): Detected: VirtualBox VboxManage Interface (Version: 6.1.50)
2026-01-18 03:59:54 (1031727): Detected: Heartbeat check (file: 'heartbeat' every 1800.000000 seconds)
2026-01-18 03:59:54 (1031727): Successfully copied 'init_data.xml' to the shared directory.
2026-01-18 03:59:54 (1031727): Successfully copied 'input' to the shared directory.
2026-01-18 03:59:54 (1031727): Create VM. (boinc_35ebbede59927708, slot#5)
2026-01-18 03:59:55 (1031727): Setting Memory Size for VM. (1024MB)
2026-01-18 03:59:56 (1031727): Setting CPU Count for VM. (1)
2026-01-18 03:59:56 (1031727): Setting Chipset Options for VM.
2026-01-18 03:59:56 (1031727): Setting Graphics Controller Options for VM. (Driver: VBoxVGA, 16MB)
2026-01-18 03:59:57 (1031727): Setting Boot Options for VM.
2026-01-18 03:59:57 (1031727): Setting Network Configuration for NAT. (Driver: virtio)
2026-01-18 03:59:57 (1031727): Enabling VM Network Access.
2026-01-18 03:59:58 (1031727): Disabling USB Support for VM.
2026-01-18 03:59:58 (1031727): Disabling COM Port Support for VM.
2026-01-18 03:59:58 (1031727): Disabling LPT Port Support for VM.
2026-01-18 03:59:58 (1031727): Disabling Audio Support for VM.
2026-01-18 03:59:58 (1031727): Disabling Clipboard Support for VM.
2026-01-18 03:59:59 (1031727): Disabling Drag and Drop Support for VM.
2026-01-18 03:59:59 (1031727): Adding storage controller(s) to VM.
2026-01-18 04:00:00 (1031727): Adding virtual disk drive to VM. (Theory_2025_08_13_prod.vdi)
2026-01-18 04:01:30 (1031727): Could not set race mitigation lock.
2026-01-18 04:01:30 (1031727): Lockname: '/boinc_lock_6ce1db0a97d050aa'
2026-01-18 04:01:30 (1031727): Error: ERR_TIMEOUT
2026-01-18 04:01:30 (1031727): Attempts: 50
2026-01-18 04:01:30 (1031727): Could not set race mitigation lock in 'create_vm'.
2026-01-18 04:01:30 (1031727): Could not create VM
2026-01-18 04:01:30 (1031727): ERROR: VM failed to start
2026-01-18 04:01:30 (1031727): Powering off VM.
2026-01-18 04:01:30 (1031727): Deregistering VM. (boinc_35ebbede59927708, slot#5)
2026-01-18 04:01:30 (1031727): Removing network bandwidth throttle group from VM.
2026-01-18 04:03:01 (1031727): Could not set race mitigation lock.
2026-01-18 04:03:01 (1031727): Lockname: '/boinc_lock_6ce1db0a97d050aa'
2026-01-18 04:03:01 (1031727): Error: ERR_TIMEOUT
2026-01-18 04:03:01 (1031727): Attempts: 47
2026-01-18 04:03:01 (1031727): Could not set race mitigation lock in 'deregister_vm'.
2026-01-18 04:03:01 (1031727): Warning: Will continue without a lock.
2026-01-18 04:03:01 (1031727): Removing VM from VirtualBox.

    Hypervisor System Log:

00:00:00.103680 main     VirtualBox XPCOM Server 6.1.50_Ubuntu r161033 linux.amd64 (Jan 23 2024 12:34:30) release log
00:00:00.103683 main     Log opened 2026-01-18T10:59:54.574037000Z
00:00:00.103684 main     Build Type: release
00:00:00.103687 main     OS Product: Linux
00:00:00.103688 main     OS Release: 5.4.0-216-generic
00:00:00.103690 main     OS Version: #236-Ubuntu SMP Fri Apr 11 19:53:21 UTC 2025
00:00:00.103712 main     DMI Product Name: h8-1017c
00:00:00.103721 main     DMI Product Version: 1.02A
00:00:00.103732 main     Firmware type: BIOS
00:00:00.103775 main     Host RAM: 7927MB (7.7GB) total, 7332MB (7.1GB) available
00:00:00.103779 main     Executable: /usr/lib/virtualbox/VBoxSVC
00:00:00.103779 main     Process ID: 1031781
00:00:00.103780 main     Package type: LINUX_64BITS_GENERIC (OSE)
00:00:00.105386 main     IPC socket path: /tmp/.vbox-boinc-ipc/ipcd

    VM Execution Log:


    VM Startup Log:


    VM Trace Log:

Webservice auth. library:        VBoxAuth
Remote desktop ExtPack:          Oracle VM VirtualBox Extension Pack
Log history count:               3
Default frontend:                
Default audio driver:            Pulse
Autostart database path:         
Default Guest Additions ISO:     
Logging Level:                   all
Proxy Mode:                      System
Proxy URL:                       

2026-01-18 03:59:54 (1031727): 
Command: VBoxManage -q list hostinfo 
Exit Code: 0
Output:
Host Information:

Host time: 2026-01-18T10:59:54.695000000Z
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 supports unrestricted guest: yes
Processor supports nested HW virtualization: no
Processor#0 speed: 3800 MHz
Processor#0 description: Intel(R) Core(TM) i7-2600S CPU @ 2.80GHz
Processor#1 speed: 3800 MHz
Processor#1 description: Intel(R) Core(TM) i7-2600S CPU @ 2.80GHz
Processor#2 speed: 3800 MHz
Processor#2 description: Intel(R) Core(TM) i7-2600S CPU @ 2.80GHz
Processor#3 speed: 3800 MHz
Processor#3 description: Intel(R) Core(TM) i7-2600S CPU @ 2.80GHz
Processor#4 speed: 3800 MHz
Processor#4 description: Intel(R) Core(TM) i7-2600S CPU @ 2.80GHz
Processor#5 speed: 3800 MHz
Processor#5 description: Intel(R) Core(TM) i7-2600S CPU @ 2.80GHz
Processor#6 speed: 3800 MHz
Processor#6 description: Intel(R) Core(TM) i7-2600S CPU @ 2.80GHz
Processor#7 speed: 3800 MHz
Processor#7 description: Intel(R) Core(TM) i7-2600S CPU @ 2.80GHz
Memory size: 7927 MByte
Memory available: 7334 MByte
Operating system: Linux
Operating system version: 5.4.0-216-generic

2026-01-18 03:59:54 (1031727): 
Command: VBoxManage -q showvminfo "boinc_35ebbede59927708" --machinereadable 
Exit Code: -2135228415
Output:
VBoxManage: error: Could not find a registered machine named 'boinc_35ebbede59927708'
VBoxManage: error: Details: code VBOX_E_OBJECT_NOT_FOUND (0x80bb0001), component VirtualBoxWrap, interface IVirtualBox, callee nsISupports
VBoxManage: error: Context: "FindMachine(Bstr(VMNameOrUuid).raw(), machine.asOutParam())" at line 2772 of file VBoxManageInfo.cpp

2026-01-18 03:59:55 (1031727): 
Command: VBoxManage -q createvm --name "boinc_35ebbede59927708" --basefolder "/var/lib/boinc-client/slots/5" --ostype "Linux26_64" --register
Exit Code: 0
Output:
Virtual machine 'boinc_35ebbede59927708' is created and registered.
UUID: 33d597b4-8377-40b4-922b-c70bd51c0737
Settings file: '/var/lib/boinc-client/slots/5/boinc_35ebbede59927708/boinc_35ebbede59927708.vbox'

2026-01-18 03:59:55 (1031727): 
Command: VBoxManage -q modifyvm "boinc_35ebbede59927708" --description "Theory_2922-4872230-449_1" 
Exit Code: 0
Output:

2026-01-18 03:59:56 (1031727): 
Command: VBoxManage -q modifyvm "boinc_35ebbede59927708" --memory 1024 
Exit Code: 0
Output:

2026-01-18 03:59:56 (1031727): 
Command: VBoxManage -q modifyvm "boinc_35ebbede59927708" --cpus 1 
Exit Code: 0
Output:

2026-01-18 03:59:56 (1031727): 
Command: VBoxManage -q modifyvm "boinc_35ebbede59927708" --acpi on --ioapic on --rtcuseutc on 
Exit Code: 0
Output:

2026-01-18 03:59:57 (1031727): 
Command: VBoxManage -q modifyvm "boinc_35ebbede59927708" --vram 16 --graphicscontroller VBoxVGA 
Exit Code: 0
Output:

2026-01-18 03:59:57 (1031727): 
Command: VBoxManage -q modifyvm "boinc_35ebbede59927708" --boot1 disk --boot2 dvd --boot3 none --boot4 none 
Exit Code: 0
Output:

2026-01-18 03:59:57 (1031727): 
Command: VBoxManage -q showvminfo "boinc_35ebbede59927708" --machinereadable 
Exit Code: 0
Output:
name="boinc_35ebbede59927708"
groups="/"
ostype="Linux 2.6 / 3.x / 4.x (64-bit)"
UUID="33d597b4-8377-40b4-922b-c70bd51c0737"
CfgFile="/var/lib/boinc-client/slots/5/boinc_35ebbede59927708/boinc_35ebbede59927708.vbox"
SnapFldr="/var/lib/boinc-client/slots/5/boinc_35ebbede59927708/Snapshots"
LogFldr="/var/lib/boinc-client/slots/5/boinc_35ebbede59927708/Logs"
hardwareuuid="33d597b4-8377-40b4-922b-c70bd51c0737"
memory=1024
pagefusion="off"
vram=16
cpuexecutioncap=100
hpet="off"
cpu-profile="host"
chipset="piix3"
firmware="BIOS"
cpus=1
pae="on"
longmode="on"
triplefaultreset="off"
apic="on"
x2apic="on"
nested-hw-virt="off"
cpuid-portability-level=0
bootmenu="messageandmenu"
boot1="disk"
boot2="dvd"
boot3="none"
boot4="none"
acpi="on"
ioapic="on"
biosapic="apic"
biossystemtimeoffset=0
rtcuseutc="on"
hwvirtex="on"
nestedpaging="on"
largepages="off"
vtxvpid="on"
vtxux="on"
paravirtprovider="default"
effparavirtprovider="kvm"
VMState="poweroff"
VMStateChangeTime="2026-01-18T10:59:54.879000000"
graphicscontroller="vboxvga"
monitorcount=1
accelerate3d="off"
accelerate2dvideo="off"
teleporterenabled="off"
teleporterport=0
teleporteraddress=""
teleporterpassword=""
tracing-enabled="off"
tracing-allow-vm-access="off"
tracing-config=""
autostart-enabled="off"
autostart-delay=0
defaultfrontend=""
vmprocpriority="default"
natnet1="nat"
macaddress1="080027062B2A"
cableconnected1="on"
nic1="nat"
nictype1="82540EM"
nicspeed1="0"
mtu="0"
sockSnd="64"
sockRcv="64"
tcpWndSnd="64"
tcpWndRcv="64"
nic2="none"
nic3="none"
nic4="none"
nic5="none"
nic6="none"
nic7="none"
nic8="none"
hidpointing="ps2mouse"
hidkeyboard="ps2kbd"
uart1="off"
uart2="off"
uart3="off"
uart4="off"
lpt1="off"
lpt2="off"
audio="pulse"
audio_out="off"
audio_in="off"
clipboard="disabled"
draganddrop="disabled"
vrde="off"
usb="off"
ehci="off"
xhci="off"
recording_enabled="off"
recording_screens=1
 rec_screen0
rec_screen_enabled="on"
rec_screen_id=0
rec_screen_video_enabled="on"
rec_screen_audio_enabled="off"
rec_screen_dest="File"
rec_screen_dest_filename="/var/lib/boinc-client/slots/5/boinc_35ebbede59927708/boinc_35ebbede59927708-screen0.webm"
rec_screen_opts="vc_enabled=true,ac_enabled=false,ac_profile=med"
rec_screen_video_res_xy="1024x768"
rec_screen_video_rate_kbps=512
rec_screen_video_fps=25
description="Theory_2922-4872230-449_1"
GuestMemoryBalloon=0

2026-01-18 03:59:57 (1031727): 
Command: VBoxManage -q modifyvm "boinc_35ebbede59927708" --nic1 nat --nictype1 "virtio" --cableconnected1 off --natdnsproxy1 on 
Exit Code: 0
Output:

2026-01-18 03:59:58 (1031727): 
Command: VBoxManage -q modifyvm "boinc_35ebbede59927708" --cableconnected1 on 
Exit Code: 0
Output:

2026-01-18 03:59:58 (1031727): 
Command: VBoxManage -q modifyvm "boinc_35ebbede59927708" --usb off 
Exit Code: 0
Output:

2026-01-18 03:59:58 (1031727): 
Command: VBoxManage -q modifyvm "boinc_35ebbede59927708" --uart1 off --uart2 off 
Exit Code: 0
Output:

2026-01-18 03:59:58 (1031727): 
Command: VBoxManage -q modifyvm "boinc_35ebbede59927708" --lpt1 off --lpt2 off 
Exit Code: 0
Output:

2026-01-18 03:59:58 (1031727): 
Command: VBoxManage -q modifyvm "boinc_35ebbede59927708" --audio none 
Exit Code: 0
Output:

2026-01-18 03:59:59 (1031727): 
Command: VBoxManage -q modifyvm "boinc_35ebbede59927708" --clipboard disabled 
Exit Code: 0
Output:

2026-01-18 03:59:59 (1031727): 
Command: VBoxManage -q modifyvm "boinc_35ebbede59927708" --draganddrop disabled 
Exit Code: 0
Output:

2026-01-18 04:00:00 (1031727): 
Command: VBoxManage -q storagectl "boinc_35ebbede59927708" --name "Hard Disk Controller" --add "sata" --controller "IntelAHCI" --hostiocache off --portcount 3
Exit Code: 0
Output:

2026-01-18 04:01:30 (1031727): 
Command: VBoxManage -q snapshot "boinc_35ebbede59927708" list 
Exit Code: 0
Output:
This machine does not have any snapshots

2026-01-18 04:01:30 (1031727): 
Command: VBoxManage -q bandwidthctl "boinc_35ebbede59927708" remove "boinc_35ebbede59927708_net" 
Exit Code: -2135228415
Output:
VBoxManage: error: Could not find a bandwidth group named 'boinc_35ebbede59927708_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 260 of file VBoxManageBandwidthControl.cpp

2026-01-18 04:03:01 (1031727): 
Command: VBoxManage -q unregistervm "boinc_35ebbede59927708" --delete 
Exit Code: 0
Output:
0%...10%...20%...30%...40%...50%...60%...70%...80%...90%...100%

2026-01-18 04:03:06 (1031727): called boinc_finish(-182)

</stderr_txt>
]]>

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