Stderr output

<core_client_version>8.2.8</core_client_version>
<![CDATA[
<stderr_txt>
BOINC client version 8.2.8
Application: period_search_10220_windows_x86_64__win10.exe
Version: 102.20.1.1
CPU: AMD Ryzen 7 3700X 8-Core Processor             
RAM: 31.91 GB
Using FMA SIMD optimizations.
13:32:11 (420): Can't acquire lockfile (32) - waiting 35s
13:32:46 (420): Can't acquire lockfile (32) - exiting
13:32:46 (420): Error: The process cannot access the file because it is being used by another process.

 (0x20)
13:43:34 (11168): Can't acquire lockfile (32) - waiting 35s
13:44:09 (11168): Can't acquire lockfile (32) - exiting
13:44:09 (11168): Error: The process cannot access the file because it is being used by another process.

 (0x20)
13:54:11 (8288): Can't acquire lockfile (32) - waiting 35s
13:54:46 (8288): Can't acquire lockfile (32) - exiting
13:54:46 (8288): Error: The process cannot access the file because it is being used by another process.

 (0x20)
14:02:10 (19384): Can't acquire lockfile (32) - waiting 35s
14:02:45 (19384): Can't acquire lockfile (32) - exiting
14:02:45 (19384): Error: The process cannot access the file because it is being used by another process.

 (0x20)
14:13:13 (11424): Can't acquire lockfile (32) - waiting 35s
14:13:48 (11424): Can't acquire lockfile (32) - exiting
14:13:48 (11424): Error: The process cannot access the file because it is being used by another process.

 (0x20)
14:24:04 (10344): Can't acquire lockfile (32) - waiting 35s
14:24:39 (10344): Can't acquire lockfile (32) - exiting
14:24:39 (10344): Error: The process cannot access the file because it is being used by another process.

 (0x20)
14:32:16 (13860): Can't acquire lockfile (32) - waiting 35s
14:32:51 (13860): Can't acquire lockfile (32) - exiting
14:32:51 (13860): Error: The process cannot access the file because it is being used by another process.

 (0x20)
14:32:51 (12200): Can't acquire lockfile (32) - waiting 35s
14:33:26 (12200): Can't acquire lockfile (32) - exiting
14:33:26 (12200): Error: The process cannot access the file because it is being used by another process.

 (0x20)
14:43:31 (6572): Can't acquire lockfile (32) - waiting 35s
14:44:06 (6572): Can't acquire lockfile (32) - exiting
14:44:06 (6572): Error: The process cannot access the file because it is being used by another process.

 (0x20)
14:54:19 (8616): Can't acquire lockfile (32) - waiting 35s
14:54:54 (8616): Can't acquire lockfile (32) - exiting
14:54:54 (8616): Error: The process cannot access the file because it is being used by another process.

 (0x20)
15:05:50 (18232): Can't acquire lockfile (32) - waiting 35s
15:06:25 (18232): Can't acquire lockfile (32) - exiting
15:06:25 (18232): Error: The process cannot access the file because it is being used by another process.

 (0x20)
15:16:56 (13088): Can't acquire lockfile (32) - waiting 35s
15:17:31 (13088): Can't acquire lockfile (32) - exiting
15:17:31 (13088): Error: The process cannot access the file because it is being used by another process.

 (0x20)
15:27:43 (13384): Can't acquire lockfile (32) - waiting 35s
15:28:18 (13384): Can't acquire lockfile (32) - exiting
15:28:18 (13384): Error: The process cannot access the file because it is being used by another process.

 (0x20)
15:38:27 (5424): called boinc_finish(0)
15:38:28 (19848): Can't acquire lockfile (32) - waiting 35s
CPU: AMD Ryzen 7 3700X 8-Core Processor             
RAM: 31.91 GB
Using FMA SIMD optimizations.
15:39:31 (19848): called boinc_finish(0)

</stderr_txt>
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