Stderr output

<core_client_version>8.3.0</core_client_version>
<![CDATA[
<stderr_txt>
2026-01-11 12:20:16 (2363751): vboxwrapper version 26211
2026-01-11 12:20:16 (2363751): BOINC client version: 8.3.0
2026-01-11 12:20:17 (2363751): Detected: VirtualBox VboxManage Interface (Version: 7.2.2)
2026-01-11 12:20:17 (2363751): Detected: Heartbeat check (file: 'heartbeat' every 1200.000000 seconds)
2026-01-11 12:20:17 (2363751): Successfully copied 'init_data.xml' to the shared directory.
2026-01-11 12:20:18 (2363751): Create VM. (boinc_be763226c2a2d5be, slot#5)
2026-01-11 12:20:19 (2363751): Setting Memory Size for VM. (4864MB)
2026-01-11 12:20:19 (2363751): Setting CPU Count for VM. (4)
2026-01-11 12:20:20 (2363751): Setting Chipset Options for VM.
2026-01-11 12:20:20 (2363751): Setting Graphics Controller Options for VM. (Driver: VBoxVGA, 16MB)
2026-01-11 12:20:20 (2363751): Setting Boot Options for VM.
2026-01-11 12:20:22 (2363751): Setting Network Configuration for NAT. (Driver: virtio)
2026-01-11 12:20:22 (2363751): Enabling VM Network Access.
2026-01-11 12:20:23 (2363751): Disabling USB Support for VM.
2026-01-11 12:20:23 (2363751): Disabling COM Port Support for VM.
2026-01-11 12:20:23 (2363751): Disabling LPT Port Support for VM.
2026-01-11 12:20:24 (2363751): Disabling Audio Support for VM.
2026-01-11 12:20:24 (2363751): Disabling Clipboard Support for VM.
2026-01-11 12:20:25 (2363751): Disabling Drag and Drop Support for VM.
2026-01-11 12:20:26 (2363751): Adding storage controller(s) to VM.
2026-01-11 12:20:26 (2363751): Adding virtual disk drive to VM. (CMS_2025_04_08_prod-1.vdi)
2026-01-11 12:20:27 (2363751): Adding VirtualBox Guest Additions to VM.
2026-01-11 12:20:28 (2363751): Adding network bandwidth throttle group to VM. (Defaulting to 1024GB)
2026-01-11 12:20:28 (2363751): forwarding host port 40867 to guest port 80
2026-01-11 12:20:28 (2363751): Enabling remote desktop for VM.
2026-01-11 12:20:29 (2363751): Enabling shared directory for VM.
2026-01-11 12:20:32 (2363751): Starting VM using VBoxManage interface. (boinc_be763226c2a2d5be, slot#5)
2026-01-11 12:20:36 (2363751): Successfully started VM. (PID = '2364359')
2026-01-11 12:20:36 (2363751): Reporting VM Process ID to BOINC.
2026-01-11 12:20:36 (2363751): Guest Log: BIOS: VirtualBox 7.2.2
2026-01-11 12:20:36 (2363751): Guest Log: CPUID EDX: 0x178bfbff
2026-01-11 12:20:36 (2363751): Guest Log: BIOS: No PCI IDE controller, not probing IDE
2026-01-11 12:20:36 (2363751): Guest Log: BIOS: AHCI 0-P#0: PCHS=16383/16/63 LCHS=1024/255/63 0x0000000002800000 sectors
2026-01-11 12:20:36 (2363751): VM state change detected. (old = 'poweredoff', new = 'running')
2026-01-11 12:20:36 (2363751): Detected: Web Application Enabled (http://localhost:40867)
2026-01-11 12:20:36 (2363751): Detected: Remote Desktop Enabled (localhost:47503)
2026-01-11 12:20:36 (2363751): Preference change detected
2026-01-11 12:20:36 (2363751): Setting CPU throttle for VM. (100%)
2026-01-11 12:20:36 (2363751): Setting checkpoint interval to 787 seconds. (Higher value of (Preference: 787 seconds) or (Vbox_job.xml: 600 seconds))
2026-01-11 12:20:38 (2363751): Guest Log: BIOS: Boot : bseqnr=1, bootseq=0002
2026-01-11 12:20:38 (2363751): Guest Log: BIOS: Booting from Hard Disk...
2026-01-11 12:20:42 (2363751): Guest Log: BIOS: KBD: unsupported int 16h function 03
2026-01-11 12:20:42 (2363751): Guest Log: BIOS: AX=0305 BX=0000 CX=0000 DX=0000 
2026-01-11 12:21:17 (2363751): Guest Log: vgdrvHeartbeatInit: Setting up heartbeat to trigger every 2000 milliseconds
2026-01-11 12:21:17 (2363751): Guest Log: vboxguest: misc device minor 56, IRQ 20, I/O port d020, MMIO at 00000000f0400000 (size 0x400000)
2026-01-11 12:21:20 (2363751): Guest Log: VBoxService 5.2.6 r120293 (verbosity: 0) linux.amd64 (Jan 15 2018 14:51:00) release log
2026-01-11 12:21:20 (2363751): Guest Log: 00:00:00.002845 main     Log opened 2026-01-11T11:21:20.671549000Z
2026-01-11 12:21:20 (2363751): Guest Log: 00:00:00.004360 main     OS Product: Linux
2026-01-11 12:21:20 (2363751): Guest Log: 00:00:00.004468 main     OS Release: 4.14.232-19.cernvm.x86_64
2026-01-11 12:21:20 (2363751): Guest Log: 00:00:00.004499 main     OS Version: #1 SMP Fri Apr 30 17:12:25 CEST 2021
2026-01-11 12:21:20 (2363751): Guest Log: 00:00:00.004533 main     Executable: /usr/sbin/VBoxService
2026-01-11 12:21:20 (2363751): Guest Log: 00:00:00.004534 main     Process ID: 2295
2026-01-11 12:21:20 (2363751): Guest Log: 00:00:00.004535 main     Package type: LINUX_64BITS_GENERIC
2026-01-11 12:21:20 (2363751): Guest Log: 00:00:00.061323 main     5.2.6 r120293 started. Verbose level = 0
2026-01-11 12:21:41 (2363751): Guest Log: [INFO] Probing /cvmfs/grid.cern.ch...
2026-01-11 12:21:41 (2363751): Guest Log: [INFO] Mounting the shared folder...
2026-01-11 12:21:41 (2363751): Guest Log: [INFO] Mounting the shared folder... OK
2026-01-11 12:21:41 (2363751): Guest Log: [INFO] init_data.xml readable.
2026-01-11 12:21:56 (2363751): Guest Log: [INFO] Probing /cvmfs/grid.cern.ch... OK
2026-01-11 12:21:57 (2363751): Guest Log: [INFO] Sourcing essential functions from /cvmfs/grid.cern.ch
2026-01-11 12:21:58 (2363751): Guest Log: [INFO] Testing connection to cern.ch
2026-01-11 12:22:00 (2363751): Guest Log: [INFO] Testing connection to VCCS
2026-01-11 12:22:01 (2363751): Guest Log: [INFO] Testing connection to HTCondor-Collector
2026-01-11 12:22:03 (2363751): Guest Log: [INFO] Testing connection to HTCondor-CCB
2026-01-11 12:22:05 (2363751): Guest Log: [INFO] Testing connection to WMAgent
2026-01-11 12:22:07 (2363751): Guest Log: [INFO] Testing connection to EOSCMS
2026-01-11 12:22:09 (2363751): Guest Log: [INFO] Testing connection to CMS-Factory
2026-01-11 12:22:11 (2363751): Guest Log: [INFO] Testing connection to CMS-Frontier
2026-01-11 12:22:12 (2363751): Guest Log: [INFO] Testing connection to Frontier
2026-01-11 12:22:13 (2363751): Guest Log: [INFO] Testing connection to http://cms-frontier.openhtc.io:8080/FrontierProd/Frontier
2026-01-11 12:22:19 (2363751): Guest Log: [INFO] Got a wpad.dat from grid-wpad
2026-01-11 12:22:20 (2363751): Guest Log: [INFO] Will use proxies from there for CVMFS and Frontier
2026-01-11 12:22:22 (2363751): Guest Log: [INFO] Reloading and probing the CVMFS configuration
2026-01-11 12:22:45 (2363751): Guest Log: [INFO] Probing /cvmfs/grid.cern.ch... OK
2026-01-11 12:22:55 (2363751): Guest Log: [INFO] Probing /cvmfs/singularity.opensciencegrid.org... OK
2026-01-11 12:22:56 (2363751): Guest Log: [INFO] Probing /cvmfs/oasis.opensciencegrid.org... OK
2026-01-11 12:22:56 (2363751): Guest Log: [INFO] Probing /cvmfs/cms-ib.cern.ch... OK
2026-01-11 12:22:57 (2363751): Guest Log: [INFO] Probing /cvmfs/cms.cern.ch... OK
2026-01-11 12:23:03 (2363751): Guest Log: [INFO] Excerpt from "cvmfs_config stat": VERSION HOST PROXY
2026-01-11 12:23:05 (2363751): Guest Log: [INFO] 2.7.2.0 http://s1cern-cvmfs.openhtc.io http://203.0.113.125:7128
2026-01-11 12:23:06 (2363751): Guest Log: [INFO] Environment HTTP proxy: http://proxy3.home.arpa:4248
2026-01-11 12:23:08 (2363751): Guest Log: [INFO] Reading volunteer information
2026-01-11 12:23:23 (2363751): Guest Log: [INFO] Requesting an X509 credential from LHC@home
2026-01-11 12:23:29 (2363751): Guest Log: [INFO] Requesting an idtoken from LHC@home
2026-01-11 12:23:32 (2363751): Guest Log: [INFO] CMS application starting. Check log files.
2026-01-11 13:59:42 (2363751): Status Report: Job Duration: '64800.000000'
2026-01-11 13:59:42 (2363751): Status Report: Elapsed Time: '6000.000000'
2026-01-11 13:59:42 (2363751): Status Report: CPU Time: '17349.050000'
2026-01-11 15:38:49 (2363751): Status Report: Job Duration: '64800.000000'
2026-01-11 15:38:49 (2363751): Status Report: Elapsed Time: '12000.000000'
2026-01-11 15:38:49 (2363751): Status Report: CPU Time: '39083.190000'
2026-01-11 17:05:08 (2363751): Guest Log: [INFO] glidein exited with return value 0.
2026-01-11 17:05:09 (2363751): Guest Log: [INFO] Shutting Down.
2026-01-11 17:05:10 (2363751): VM Completion File Detected.
2026-01-11 17:05:10 (2363751): VM Completion Message: glidein exited with return value 0.
.
2026-01-11 17:05:10 (2363751): Powering off VM.
2026-01-11 17:05:11 (2363751): Successfully stopped VM.
2026-01-11 17:05:11 (2363751): Deregistering VM. (boinc_be763226c2a2d5be, slot#5)
2026-01-11 17:05:11 (2363751): Removing network bandwidth throttle group from VM.
2026-01-11 17:05:11 (2363751): Removing VM from VirtualBox.
2026-01-11 17:05:12 (2363751): Could not remove race mitigation lock.
2026-01-11 17:05:12 (2363751): Lockname: /boinc_lock_796da27c263143bf
2026-01-11 17:05:12 (2363751): Error: 2, No such file or directory
2026-01-11 17:05:17 (2363751): called boinc_finish(0)

</stderr_txt>
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