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.
10:31:37 (15304): Can't acquire lockfile (32) - waiting 35s
10:32:12 (15304): Can't acquire lockfile (32) - exiting
10:32:12 (15304): Error: The process cannot access the file because it is being used by another process.

 (0x20)
10:42:38 (14260): Can't acquire lockfile (32) - waiting 35s
10:43:13 (14260): Can't acquire lockfile (32) - exiting
10:43:13 (14260): Error: The process cannot access the file because it is being used by another process.

 (0x20)
10:53:33 (18264): Can't acquire lockfile (32) - waiting 35s
10:54:08 (18264): Can't acquire lockfile (32) - exiting
10:54:08 (18264): Error: The process cannot access the file because it is being used by another process.

 (0x20)
11:01:33 (8624): Can't acquire lockfile (32) - waiting 35s
11:02:08 (8624): Can't acquire lockfile (32) - exiting
11:02:08 (8624): Error: The process cannot access the file because it is being used by another process.

 (0x20)
11:12:10 (8380): Can't acquire lockfile (32) - waiting 35s
11:12:45 (8380): Can't acquire lockfile (32) - exiting
11:12:45 (8380): Error: The process cannot access the file because it is being used by another process.

 (0x20)
11:22:47 (11240): Can't acquire lockfile (32) - waiting 35s
11:23:22 (11240): Can't acquire lockfile (32) - exiting
11:23:22 (11240): Error: The process cannot access the file because it is being used by another process.

 (0x20)
11:31:33 (15408): Can't acquire lockfile (32) - waiting 35s
11:32:08 (15408): Can't acquire lockfile (32) - exiting
11:32:08 (15408): Error: The process cannot access the file because it is being used by another process.

 (0x20)
11:42:58 (4892): Can't acquire lockfile (32) - waiting 35s
11:43:33 (4892): Can't acquire lockfile (32) - exiting
11:43:33 (4892): Error: The process cannot access the file because it is being used by another process.

 (0x20)
11:53:50 (13956): Can't acquire lockfile (32) - waiting 35s
11:54:25 (13956): Can't acquire lockfile (32) - exiting
11:54:25 (13956): Error: The process cannot access the file because it is being used by another process.

 (0x20)
12:01:40 (6504): Can't acquire lockfile (32) - waiting 35s
12:02:15 (6504): Can't acquire lockfile (32) - exiting
12:02:15 (6504): Error: The process cannot access the file because it is being used by another process.

 (0x20)
12:13:09 (16792): Can't acquire lockfile (32) - waiting 35s
12:13:45 (16792): Can't acquire lockfile (32) - exiting
12:13:45 (16792): Error: The process cannot access the file because it is being used by another process.

 (0x20)
12:23:56 (10928): Can't acquire lockfile (32) - waiting 35s
12:24:31 (10928): Can't acquire lockfile (32) - exiting
12:24:31 (10928): Error: The process cannot access the file because it is being used by another process.

 (0x20)
12:31:35 (17564): Can't acquire lockfile (32) - waiting 35s
12:32:10 (17564): Can't acquire lockfile (32) - exiting
12:32:10 (17564): Error: The process cannot access the file because it is being used by another process.

 (0x20)
12:34:52 (16412): called boinc_finish(0)
CPU: AMD Ryzen 7 3700X 8-Core Processor             
RAM: 31.91 GB
Using FMA SIMD optimizations.
12:43:15 (13956): called boinc_finish(0)

</stderr_txt>
]]>