Stderr output

<core_client_version>8.2.11</core_client_version>
<![CDATA[
<stderr_txt>
BOINC client version 8.2.11
Application: period_search_10220_windows_x86_64__win10.exe
Version: 102.20.1.1
CPU: 13th Gen Intel(R) Core(TM) i7-1355U
RAM: 15.69 GB
Using FMA SIMD optimizations.
13:16:59 (42500): Can't acquire lockfile (32) - waiting 35s
13:17:34 (42500): Can't acquire lockfile (32) - exiting
13:17:35 (42500): Error: The process cannot access the file because it is being used by another process.

 (0x20)
13:33:42 (18076): Can't acquire lockfile (32) - waiting 35s
13:34:17 (18076): Can't acquire lockfile (32) - exiting
13:34:17 (18076): Error: The process cannot access the file because it is being used by another process.

 (0x20)
14:38:31 (34604): Can't acquire lockfile (32) - waiting 35s
14:39:06 (34604): Can't acquire lockfile (32) - exiting
14:39:06 (34604): Error: The process cannot access the file because it is being used by another process.

 (0x20)
14:53:07 (23352): Can't acquire lockfile (32) - waiting 35s
14:53:42 (23352): Can't acquire lockfile (32) - exiting
14:53:42 (23352): Error: The process cannot access the file because it is being used by another process.

 (0x20)
15:36:51 (38984): Can't acquire lockfile (32) - waiting 35s
15:37:26 (38984): Can't acquire lockfile (32) - exiting
15:37:26 (38984): Error: The process cannot access the file because it is being used by another process.

 (0x20)
15:51:04 (38668): Can't acquire lockfile (32) - waiting 35s
15:51:39 (38668): Can't acquire lockfile (32) - exiting
15:51:39 (38668): Error: The process cannot access the file because it is being used by another process.

 (0x20)
16:02:03 (9560): Can't acquire lockfile (32) - waiting 35s
16:02:38 (9560): Can't acquire lockfile (32) - exiting
16:02:38 (9560): Error: The process cannot access the file because it is being used by another process.

 (0x20)
16:13:56 (20212): Can't acquire lockfile (32) - waiting 35s
16:14:31 (20212): Can't acquire lockfile (32) - exiting
16:14:31 (20212): Error: The process cannot access the file because it is being used by another process.

 (0x20)
16:25:49 (38516): Can't acquire lockfile (32) - waiting 35s
16:26:24 (38516): Can't acquire lockfile (32) - exiting
16:26:24 (38516): Error: The process cannot access the file because it is being used by another process.

 (0x20)
16:36:56 (11172): Can't acquire lockfile (32) - waiting 35s
16:37:31 (11172): Can't acquire lockfile (32) - exiting
16:37:31 (11172): Error: The process cannot access the file because it is being used by another process.

 (0x20)
17:38:15 (7376): Can't acquire lockfile (32) - waiting 35s
17:38:51 (7376): Can't acquire lockfile (32) - exiting
17:38:51 (7376): Error: The process cannot access the file because it is being used by another process.

 (0x20)
17:56:17 (11436): Can't acquire lockfile (32) - waiting 35s
17:56:52 (11436): Can't acquire lockfile (32) - exiting
17:56:52 (11436): Error: The process cannot access the file because it is being used by another process.

 (0x20)
18:08:10 (42532): Can't acquire lockfile (32) - waiting 35s
18:08:45 (42532): Can't acquire lockfile (32) - exiting
18:08:45 (42532): Error: The process cannot access the file because it is being used by another process.

 (0x20)
18:20:04 (43524): Can't acquire lockfile (32) - waiting 35s
18:20:39 (43524): Can't acquire lockfile (32) - exiting
18:20:39 (43524): Error: The process cannot access the file because it is being used by another process.

 (0x20)
19:00:22 (45580): Can't acquire lockfile (32) - waiting 35s
19:00:57 (45580): Can't acquire lockfile (32) - exiting
19:00:57 (45580): Error: The process cannot access the file because it is being used by another process.

 (0x20)
19:16:57 (9548): Can't acquire lockfile (32) - waiting 35s
19:17:32 (9548): Can't acquire lockfile (32) - exiting
19:17:32 (9548): Error: The process cannot access the file because it is being used by another process.

 (0x20)
19:28:50 (29776): Can't acquire lockfile (32) - waiting 35s
19:29:25 (29776): Can't acquire lockfile (32) - exiting
19:29:25 (29776): Error: The process cannot access the file because it is being used by another process.

 (0x20)
19:39:57 (41156): Can't acquire lockfile (32) - waiting 35s
19:40:32 (41156): Can't acquire lockfile (32) - exiting
19:40:32 (41156): Error: The process cannot access the file because it is being used by another process.

 (0x20)
20:03:01 (42500): Can't acquire lockfile (32) - waiting 35s
20:03:36 (42500): Can't acquire lockfile (32) - exiting
20:03:36 (42500): Error: The process cannot access the file because it is being used by another process.

 (0x20)
20:26:07 (16888): Can't acquire lockfile (32) - waiting 35s
20:26:42 (16888): Can't acquire lockfile (32) - exiting
20:26:42 (16888): Error: The process cannot access the file because it is being used by another process.

 (0x20)
21:31:06 (3964): Can't acquire lockfile (32) - waiting 35s
21:31:41 (3964): Can't acquire lockfile (32) - exiting
21:31:41 (3964): Error: The process cannot access the file because it is being used by another process.

 (0x20)
21:46:03 (31900): Can't acquire lockfile (32) - waiting 35s
21:46:38 (31900): Can't acquire lockfile (32) - exiting
21:46:38 (31900): Error: The process cannot access the file because it is being used by another process.

 (0x20)
21:57:19 (8412): Can't acquire lockfile (32) - waiting 35s
21:57:54 (8412): Can't acquire lockfile (32) - exiting
21:57:54 (8412): Error: The process cannot access the file because it is being used by another process.

 (0x20)
22:59:06 (37308): called boinc_finish(0)
CPU: 13th Gen Intel(R) Core(TM) i7-1355U
RAM: 15.69 GB
Using FMA SIMD optimizations.
23:09:03 (39940): called boinc_finish(0)

</stderr_txt>
]]>