Stderr output

<core_client_version>8.0.2</core_client_version>
<![CDATA[
<stderr_txt>
BOINC client version 8.0.2
BOINC GPU type 'NVIDIA', deviceId=0, slot=29
Application: period_search_10217_windows_x86_64__cuda118_win10.exe
Version: 102.17.0.0
CUDA version: 11080
CUDA Device number: 0
CUDA Device: NVIDIA GeForce RTX 3050 Ti Laptop GPU 4095MB 
CUDA Device driver: 576.83
Compute capability: 8.6
Shared memory per Block | per SM: 49152 | 102400
Multiprocessors: 20
Resident blocks per multiprocessor: 16
Grid dim: 320 = 20*16
Block dim: 128
16:31:01 (37732): Can't acquire lockfile (32) - waiting 35s
16:31:36 (37732): Can't acquire lockfile (32) - exiting
16:31:36 (37732): Error: The process cannot access the file because it is being used by another process.

 (0x20)
17:28:56 (33816): Can't acquire lockfile (32) - waiting 35s
17:29:31 (33816): Can't acquire lockfile (32) - exiting
17:29:31 (33816): Error: The process cannot access the file because it is being used by another process.

 (0x20)
18:02:09 (26568): Can't acquire lockfile (32) - waiting 35s
18:02:44 (26568): Can't acquire lockfile (32) - exiting
18:02:44 (26568): Error: The process cannot access the file because it is being used by another process.

 (0x20)
18:31:30 (29204): Can't acquire lockfile (32) - waiting 35s
18:32:05 (29204): Can't acquire lockfile (32) - exiting
18:32:05 (29204): Error: The process cannot access the file because it is being used by another process.

 (0x20)
19:02:00 (27536): Can't acquire lockfile (32) - waiting 35s
19:02:35 (27536): Can't acquire lockfile (32) - exiting
19:02:35 (27536): Error: The process cannot access the file because it is being used by another process.

 (0x20)
19:03:11 (19052): Can't acquire lockfile (32) - waiting 35s
19:03:46 (19052): Can't acquire lockfile (32) - exiting
19:03:46 (19052): Error: The process cannot access the file because it is being used by another process.

 (0x20)
19:34:57 (33948): Can't acquire lockfile (32) - waiting 35s
19:35:32 (33948): Can't acquire lockfile (32) - exiting
19:35:32 (33948): Error: The process cannot access the file because it is being used by another process.

 (0x20)
20:06:35 (35088): Can't acquire lockfile (32) - waiting 35s
20:07:10 (35088): Can't acquire lockfile (32) - exiting
20:07:10 (35088): Error: The process cannot access the file because it is being used by another process.

 (0x20)
20:37:20 (22516): Can't acquire lockfile (32) - waiting 35s
20:37:55 (22516): Can't acquire lockfile (32) - exiting
20:37:55 (22516): Error: The process cannot access the file because it is being used by another process.

 (0x20)
21:04:41 (30400): Can't acquire lockfile (32) - waiting 35s
21:05:16 (30400): Can't acquire lockfile (32) - exiting
21:05:16 (30400): Error: The process cannot access the file because it is being used by another process.

 (0x20)
21:35:05 (28016): Can't acquire lockfile (32) - waiting 35s
21:35:40 (28016): Can't acquire lockfile (32) - exiting
21:35:40 (28016): Error: The process cannot access the file because it is being used by another process.

 (0x20)
22:03:03 (18352): Can't acquire lockfile (32) - waiting 35s
22:03:38 (18352): Can't acquire lockfile (32) - exiting
22:03:38 (18352): Error: The process cannot access the file because it is being used by another process.

 (0x20)
22:32:24 (32320): Can't acquire lockfile (32) - waiting 35s
22:32:59 (32320): Can't acquire lockfile (32) - exiting
22:32:59 (32320): Error: The process cannot access the file because it is being used by another process.

 (0x20)
22:34:35 (17548): Can't acquire lockfile (32) - waiting 35s
22:35:10 (17548): Can't acquire lockfile (32) - exiting
22:35:10 (17548): Error: The process cannot access the file because it is being used by another process.

 (0x20)
23:01:21 (14520): Can't acquire lockfile (32) - waiting 35s
23:01:56 (14520): Can't acquire lockfile (32) - exiting
23:01:56 (14520): Error: The process cannot access the file because it is being used by another process.

 (0x20)
23:29:55 (2444): Can't acquire lockfile (32) - waiting 35s
23:30:30 (2444): Can't acquire lockfile (32) - exiting
23:30:30 (2444): Error: The process cannot access the file because it is being used by another process.

 (0x20)
00:00:17 (24784): Can't acquire lockfile (32) - waiting 35s
00:00:52 (24784): Can't acquire lockfile (32) - exiting
00:00:52 (24784): Error: The process cannot access the file because it is being used by another process.

 (0x20)
00:28:55 (2832): Can't acquire lockfile (32) - waiting 35s
00:29:30 (2832): Can't acquire lockfile (32) - exiting
00:29:30 (2832): Error: The process cannot access the file because it is being used by another process.

 (0x20)
00:58:59 (36888): Can't acquire lockfile (32) - waiting 35s
00:59:34 (36888): Can't acquire lockfile (32) - exiting
00:59:34 (36888): Error: The process cannot access the file because it is being used by another process.

 (0x20)
01:26:55 (19284): Can't acquire lockfile (32) - waiting 35s
01:27:30 (19284): Can't acquire lockfile (32) - exiting
01:27:30 (19284): Error: The process cannot access the file because it is being used by another process.

 (0x20)
01:56:48 (31968): Can't acquire lockfile (32) - waiting 35s
01:57:23 (31968): Can't acquire lockfile (32) - exiting
01:57:23 (31968): Error: The process cannot access the file because it is being used by another process.

 (0x20)
02:24:45 (3532): Can't acquire lockfile (32) - waiting 35s
02:25:20 (3532): Can't acquire lockfile (32) - exiting
02:25:20 (3532): Error: The process cannot access the file because it is being used by another process.

 (0x20)
02:54:04 (30872): Can't acquire lockfile (32) - waiting 35s
02:54:39 (30872): Can't acquire lockfile (32) - exiting
02:54:39 (30872): Error: The process cannot access the file because it is being used by another process.

 (0x20)
03:23:28 (37860): Can't acquire lockfile (32) - waiting 35s
03:24:03 (37860): Can't acquire lockfile (32) - exiting
03:24:03 (37860): Error: The process cannot access the file because it is being used by another process.

 (0x20)
03:53:45 (13236): Can't acquire lockfile (32) - waiting 35s
03:54:20 (13236): Can't acquire lockfile (32) - exiting
03:54:20 (13236): Error: The process cannot access the file because it is being used by another process.

 (0x20)
04:22:54 (21900): Can't acquire lockfile (32) - waiting 35s
04:23:29 (21900): Can't acquire lockfile (32) - exiting
04:23:29 (21900): Error: The process cannot access the file because it is being used by another process.

 (0x20)
04:52:13 (32892): Can't acquire lockfile (32) - waiting 35s
04:52:48 (32892): Can't acquire lockfile (32) - exiting
04:52:48 (32892): Error: The process cannot access the file because it is being used by another process.

 (0x20)
05:21:16 (22724): Can't acquire lockfile (32) - waiting 35s
05:21:51 (22724): Can't acquire lockfile (32) - exiting
05:21:51 (22724): Error: The process cannot access the file because it is being used by another process.

 (0x20)
05:50:41 (27660): Can't acquire lockfile (32) - waiting 35s
05:51:16 (27660): Can't acquire lockfile (32) - exiting
05:51:16 (27660): Error: The process cannot access the file because it is being used by another process.

 (0x20)
06:19:56 (28512): Can't acquire lockfile (32) - waiting 35s
06:20:31 (28512): Can't acquire lockfile (32) - exiting
06:20:31 (28512): Error: The process cannot access the file because it is being used by another process.

 (0x20)
06:48:29 (6336): Can't acquire lockfile (32) - waiting 35s
06:49:04 (6336): Can't acquire lockfile (32) - exiting
06:49:04 (6336): Error: The process cannot access the file because it is being used by another process.

 (0x20)
07:17:04 (20304): Can't acquire lockfile (32) - waiting 35s
07:17:39 (20304): Can't acquire lockfile (32) - exiting
07:17:39 (20304): Error: The process cannot access the file because it is being used by another process.

 (0x20)
07:18:15 (28256): Can't acquire lockfile (32) - waiting 35s
07:18:50 (28256): Can't acquire lockfile (32) - exiting
07:18:50 (28256): Error: The process cannot access the file because it is being used by another process.

 (0x20)
07:20:02 (3196): Can't acquire lockfile (32) - waiting 35s
07:20:37 (3196): Can't acquire lockfile (32) - exiting
07:20:37 (3196): Error: The process cannot access the file because it is being used by another process.

 (0x20)
07:47:34 (16848): Can't acquire lockfile (32) - waiting 35s
07:48:09 (16848): Can't acquire lockfile (32) - exiting
07:48:09 (16848): Error: The process cannot access the file because it is being used by another process.

 (0x20)
08:17:07 (2984): Can't acquire lockfile (32) - waiting 35s
08:17:42 (2984): Can't acquire lockfile (32) - exiting
08:17:42 (2984): Error: The process cannot access the file because it is being used by another process.

 (0x20)
08:47:10 (13332): Can't acquire lockfile (32) - waiting 35s
08:47:45 (13332): Can't acquire lockfile (32) - exiting
08:47:45 (13332): Error: The process cannot access the file because it is being used by another process.

 (0x20)
08:48:22 (31560): Can't acquire lockfile (32) - waiting 35s
08:48:57 (31560): Can't acquire lockfile (32) - exiting
08:48:57 (31560): Error: The process cannot access the file because it is being used by another process.

 (0x20)
09:17:20 (30548): Can't acquire lockfile (32) - waiting 35s
09:17:55 (30548): Can't acquire lockfile (32) - exiting
09:17:55 (30548): Error: The process cannot access the file because it is being used by another process.

 (0x20)
09:20:17 (24696): Can't acquire lockfile (32) - waiting 35s
09:20:53 (24696): Can't acquire lockfile (32) - exiting
09:20:53 (24696): Error: The process cannot access the file because it is being used by another process.

 (0x20)
09:52:33 (22448): Can't acquire lockfile (32) - waiting 35s
09:53:08 (22448): Can't acquire lockfile (32) - exiting
09:53:08 (22448): Error: The process cannot access the file because it is being used by another process.

 (0x20)
09:53:44 (34832): Can't acquire lockfile (32) - waiting 35s
09:54:19 (34832): Can't acquire lockfile (32) - exiting
09:54:19 (34832): Error: The process cannot access the file because it is being used by another process.

 (0x20)
10:24:06 (35656): Can't acquire lockfile (32) - waiting 35s
10:24:42 (35656): Can't acquire lockfile (32) - exiting
10:24:42 (35656): Error: The process cannot access the file because it is being used by another process.

 (0x20)
10:54:09 (35128): Can't acquire lockfile (32) - waiting 35s
10:54:45 (35128): Can't acquire lockfile (32) - exiting
10:54:45 (35128): Error: The process cannot access the file because it is being used by another process.

 (0x20)
11:24:05 (18892): Can't acquire lockfile (32) - waiting 35s
11:24:40 (18892): Can't acquire lockfile (32) - exiting
11:24:40 (18892): Error: The process cannot access the file because it is being used by another process.

 (0x20)
11:53:52 (4856): Can't acquire lockfile (32) - waiting 35s
11:54:27 (4856): Can't acquire lockfile (32) - exiting
11:54:27 (4856): Error: The process cannot access the file because it is being used by another process.

 (0x20)
11:58:33 (18712): BOINC client no longer exists - exiting
11:58:33 (18712): timer handler: client dead, exiting
17:27:02 (43332): failed to create shared mem segment
17:30:41 (20796): called boinc_finish(0)

</stderr_txt>
]]>