Stderr output

<core_client_version>8.0.2</core_client_version>
<![CDATA[
<message>
too many boinc_temporary_exit()s</message>
<stderr_txt>
BOINC client version 8.0.2
Application: period_search_10220_windows_x86_64__win10.exe
Version: 102.20.1.1
CPU: Intel(R) Core(TM) i7-8700K CPU @ 3.70GHz
RAM: 31.89 GB
Using FMA SIMD optimizations.
11:43:32 (61256): Can't acquire lockfile (32) - waiting 35s
11:44:08 (61256): Can't acquire lockfile (32) - exiting
11:44:08 (61256): Error: The process cannot access the file because it is being used by another process.

 (0x20)
15:40:18 (65280): Can't acquire lockfile (32) - waiting 35s
15:40:53 (65280): Can't acquire lockfile (32) - exiting
15:40:53 (65280): Error: The process cannot access the file because it is being used by another process.

 (0x20)
16:01:15 (66332): Can't acquire lockfile (32) - waiting 35s
16:01:50 (66332): Can't acquire lockfile (32) - exiting
16:01:50 (66332): Error: The process cannot access the file because it is being used by another process.

 (0x20)
16:17:25 (60892): Can't acquire lockfile (32) - waiting 35s
16:18:00 (60892): Can't acquire lockfile (32) - exiting
16:18:00 (60892): Error: The process cannot access the file because it is being used by another process.

 (0x20)
16:35:06 (45004): Can't acquire lockfile (32) - waiting 35s
16:35:41 (45004): Can't acquire lockfile (32) - exiting
16:35:41 (45004): Error: The process cannot access the file because it is being used by another process.

 (0x20)
16:50:13 (65964): Can't acquire lockfile (32) - waiting 35s
16:50:48 (65964): Can't acquire lockfile (32) - exiting
16:50:48 (65964): Error: The process cannot access the file because it is being used by another process.

 (0x20)
17:00:58 (20748): Can't acquire lockfile (32) - waiting 35s
17:01:33 (20748): Can't acquire lockfile (32) - exiting
17:01:33 (20748): Error: The process cannot access the file because it is being used by another process.

 (0x20)
17:01:38 (69404): Can't acquire lockfile (32) - waiting 35s
17:02:13 (69404): Can't acquire lockfile (32) - exiting
17:02:13 (69404): Error: The process cannot access the file because it is being used by another process.

 (0x20)
17:14:03 (62260): Can't acquire lockfile (32) - waiting 35s
17:14:38 (62260): Can't acquire lockfile (32) - exiting
17:14:38 (62260): Error: The process cannot access the file because it is being used by another process.

 (0x20)
17:29:37 (52880): Can't acquire lockfile (32) - waiting 35s
17:30:12 (52880): Can't acquire lockfile (32) - exiting
17:30:12 (52880): Error: The process cannot access the file because it is being used by another process.

 (0x20)
18:00:20 (24544): Can't acquire lockfile (32) - waiting 35s
18:00:55 (24544): Can't acquire lockfile (32) - exiting
18:00:55 (24544): Error: The process cannot access the file because it is being used by another process.

 (0x20)
18:01:05 (62528): Can't acquire lockfile (32) - waiting 35s
18:01:40 (62528): Can't acquire lockfile (32) - exiting
18:01:40 (62528): Error: The process cannot access the file because it is being used by another process.

 (0x20)
18:15:33 (69012): Can't acquire lockfile (32) - waiting 35s
18:16:08 (69012): Can't acquire lockfile (32) - exiting
18:16:08 (69012): Error: The process cannot access the file because it is being used by another process.

 (0x20)
18:32:49 (67708): Can't acquire lockfile (32) - waiting 35s
18:33:24 (67708): Can't acquire lockfile (32) - exiting
18:33:24 (67708): Error: The process cannot access the file because it is being used by another process.

 (0x20)
18:43:40 (43896): Can't acquire lockfile (32) - waiting 35s
18:44:15 (43896): Can't acquire lockfile (32) - exiting
18:44:15 (43896): Error: The process cannot access the file because it is being used by another process.

 (0x20)
18:55:31 (24180): Can't acquire lockfile (32) - waiting 35s
18:56:06 (24180): Can't acquire lockfile (32) - exiting
18:56:06 (24180): Error: The process cannot access the file because it is being used by another process.

 (0x20)
19:12:53 (23536): Can't acquire lockfile (32) - waiting 35s
19:13:28 (23536): Can't acquire lockfile (32) - exiting
19:13:28 (23536): Error: The process cannot access the file because it is being used by another process.

 (0x20)
19:34:57 (66996): Can't acquire lockfile (32) - waiting 35s
19:35:32 (66996): Can't acquire lockfile (32) - exiting
19:35:32 (66996): Error: The process cannot access the file because it is being used by another process.

 (0x20)
19:53:08 (50060): Can't acquire lockfile (32) - waiting 35s
19:53:43 (50060): Can't acquire lockfile (32) - exiting
19:53:43 (50060): Error: The process cannot access the file because it is being used by another process.

 (0x20)
20:07:39 (37620): Can't acquire lockfile (32) - waiting 35s
20:08:14 (37620): Can't acquire lockfile (32) - exiting
20:08:14 (37620): Error: The process cannot access the file because it is being used by another process.

 (0x20)
20:26:25 (52376): Can't acquire lockfile (32) - waiting 35s
20:27:00 (52376): Can't acquire lockfile (32) - exiting
20:27:00 (52376): Error: The process cannot access the file because it is being used by another process.

 (0x20)
20:38:27 (42920): Can't acquire lockfile (32) - waiting 35s
20:39:02 (42920): Can't acquire lockfile (32) - exiting
20:39:02 (42920): Error: The process cannot access the file because it is being used by another process.

 (0x20)
20:50:14 (49700): Can't acquire lockfile (32) - waiting 35s
20:50:49 (49700): Can't acquire lockfile (32) - exiting
20:50:49 (49700): Error: The process cannot access the file because it is being used by another process.

 (0x20)
21:02:39 (66332): Can't acquire lockfile (32) - waiting 35s
21:03:14 (66332): Can't acquire lockfile (32) - exiting
21:03:14 (66332): Error: The process cannot access the file because it is being used by another process.

 (0x20)
21:27:56 (62644): Can't acquire lockfile (32) - waiting 35s
21:28:31 (62644): Can't acquire lockfile (32) - exiting
21:28:31 (62644): Error: The process cannot access the file because it is being used by another process.

 (0x20)
21:43:07 (54220): Can't acquire lockfile (32) - waiting 35s
21:43:42 (54220): Can't acquire lockfile (32) - exiting
21:43:42 (54220): Error: The process cannot access the file because it is being used by another process.

 (0x20)
22:02:36 (31480): Can't acquire lockfile (32) - waiting 35s
22:03:11 (31480): Can't acquire lockfile (32) - exiting
22:03:11 (31480): Error: The process cannot access the file because it is being used by another process.

 (0x20)
22:17:20 (10632): Can't acquire lockfile (32) - waiting 35s
22:17:55 (10632): Can't acquire lockfile (32) - exiting
22:17:55 (10632): Error: The process cannot access the file because it is being used by another process.

 (0x20)
22:18:13 (23280): Can't acquire lockfile (32) - waiting 35s
22:18:48 (23280): Can't acquire lockfile (32) - exiting
22:18:48 (23280): Error: The process cannot access the file because it is being used by another process.

 (0x20)
22:41:07 (63264): Can't acquire lockfile (32) - waiting 35s
22:41:42 (63264): Can't acquire lockfile (32) - exiting
22:41:42 (63264): Error: The process cannot access the file because it is being used by another process.

 (0x20)
22:52:51 (18752): Can't acquire lockfile (32) - waiting 35s
22:53:26 (18752): Can't acquire lockfile (32) - exiting
22:53:26 (18752): Error: The process cannot access the file because it is being used by another process.

 (0x20)
23:03:37 (56712): Can't acquire lockfile (32) - waiting 35s
23:04:12 (56712): Can't acquire lockfile (32) - exiting
23:04:12 (56712): Error: The process cannot access the file because it is being used by another process.

 (0x20)
23:17:41 (30384): Can't acquire lockfile (32) - waiting 35s
23:18:16 (30384): Can't acquire lockfile (32) - exiting
23:18:16 (30384): Error: The process cannot access the file because it is being used by another process.

 (0x20)
23:29:49 (58696): Can't acquire lockfile (32) - waiting 35s
23:30:24 (58696): Can't acquire lockfile (32) - exiting
23:30:24 (58696): Error: The process cannot access the file because it is being used by another process.

 (0x20)
23:55:51 (56812): Can't acquire lockfile (32) - waiting 35s
23:56:26 (56812): Can't acquire lockfile (32) - exiting
23:56:26 (56812): Error: The process cannot access the file because it is being used by another process.

 (0x20)
00:07:04 (63284): Can't acquire lockfile (32) - waiting 35s
00:07:39 (63284): Can't acquire lockfile (32) - exiting
00:07:39 (63284): Error: The process cannot access the file because it is being used by another process.

 (0x20)
00:17:59 (29288): Can't acquire lockfile (32) - waiting 35s
00:18:34 (29288): Can't acquire lockfile (32) - exiting
00:18:34 (29288): Error: The process cannot access the file because it is being used by another process.

 (0x20)
00:28:36 (67012): Can't acquire lockfile (32) - waiting 35s
00:29:11 (67012): Can't acquire lockfile (32) - exiting
00:29:11 (67012): Error: The process cannot access the file because it is being used by another process.

 (0x20)
00:40:19 (29112): Can't acquire lockfile (32) - waiting 35s
00:40:54 (29112): Can't acquire lockfile (32) - exiting
00:40:54 (29112): Error: The process cannot access the file because it is being used by another process.

 (0x20)
01:06:38 (18332): Can't acquire lockfile (32) - waiting 35s
01:07:13 (18332): Can't acquire lockfile (32) - exiting
01:07:13 (18332): Error: The process cannot access the file because it is being used by another process.

 (0x20)
01:21:29 (61612): Can't acquire lockfile (32) - waiting 35s
01:22:04 (61612): Can't acquire lockfile (32) - exiting
01:22:04 (61612): Error: The process cannot access the file because it is being used by another process.

 (0x20)
01:22:21 (45120): Can't acquire lockfile (32) - waiting 35s
01:22:56 (45120): Can't acquire lockfile (32) - exiting
01:22:56 (45120): Error: The process cannot access the file because it is being used by another process.

 (0x20)
01:36:54 (13668): Can't acquire lockfile (32) - waiting 35s
01:37:29 (13668): Can't acquire lockfile (32) - exiting
01:37:29 (13668): Error: The process cannot access the file because it is being used by another process.

 (0x20)
01:48:14 (49596): Can't acquire lockfile (32) - waiting 35s
01:48:49 (49596): Can't acquire lockfile (32) - exiting
01:48:49 (49596): Error: The process cannot access the file because it is being used by another process.

 (0x20)
02:02:24 (64676): Can't acquire lockfile (32) - waiting 35s
02:02:59 (64676): Can't acquire lockfile (32) - exiting
02:02:59 (64676): Error: The process cannot access the file because it is being used by another process.

 (0x20)
02:18:07 (66072): Can't acquire lockfile (32) - waiting 35s
02:18:42 (66072): Can't acquire lockfile (32) - exiting
02:18:42 (66072): Error: The process cannot access the file because it is being used by another process.

 (0x20)
02:29:36 (60116): Can't acquire lockfile (32) - waiting 35s
02:30:11 (60116): Can't acquire lockfile (32) - exiting
02:30:11 (60116): Error: The process cannot access the file because it is being used by another process.

 (0x20)
13:40:36 (30064): Can't acquire lockfile (32) - waiting 35s
13:41:11 (30064): Can't acquire lockfile (32) - exiting
13:41:11 (30064): Error: The process cannot access the file because it is being used by another process.

 (0x20)
13:51:28 (69380): Can't acquire lockfile (32) - waiting 35s
13:52:03 (69380): Can't acquire lockfile (32) - exiting
13:52:03 (69380): Error: The process cannot access the file because it is being used by another process.

 (0x20)
14:02:46 (72404): Can't acquire lockfile (32) - waiting 35s
14:03:21 (72404): Can't acquire lockfile (32) - exiting
14:03:21 (72404): Error: The process cannot access the file because it is being used by another process.

 (0x20)
11:26:25 (42888): Can't acquire lockfile (32) - waiting 35s
11:27:00 (42888): Can't acquire lockfile (32) - exiting
11:27:00 (42888): Error: The process cannot access the file because it is being used by another process.

 (0x20)
11:57:32 (75612): Can't acquire lockfile (32) - waiting 35s
11:58:07 (75612): Can't acquire lockfile (32) - exiting
11:58:07 (75612): Error: The process cannot access the file because it is being used by another process.

 (0x20)
21:29:31 (24444): Can't acquire lockfile (32) - waiting 35s
21:30:06 (24444): Can't acquire lockfile (32) - exiting
21:30:06 (24444): Error: The process cannot access the file because it is being used by another process.

 (0x20)
22:18:02 (71620): Can't acquire lockfile (32) - waiting 35s
22:18:37 (71620): Can't acquire lockfile (32) - exiting
22:18:37 (71620): Error: The process cannot access the file because it is being used by another process.

 (0x20)
22:50:18 (54656): Can't acquire lockfile (32) - waiting 35s
22:50:53 (54656): Can't acquire lockfile (32) - exiting
22:50:53 (54656): Error: The process cannot access the file because it is being used by another process.

 (0x20)
23:01:43 (50476): Can't acquire lockfile (32) - waiting 35s
23:02:18 (50476): Can't acquire lockfile (32) - exiting
23:02:18 (50476): Error: The process cannot access the file because it is being used by another process.

 (0x20)
23:15:21 (31172): Can't acquire lockfile (32) - waiting 35s
23:15:56 (31172): Can't acquire lockfile (32) - exiting
23:15:56 (31172): Error: The process cannot access the file because it is being used by another process.

 (0x20)
23:30:36 (8328): Can't acquire lockfile (32) - waiting 35s
23:31:11 (8328): Can't acquire lockfile (32) - exiting
23:31:11 (8328): Error: The process cannot access the file because it is being used by another process.

 (0x20)
23:42:38 (75928): Can't acquire lockfile (32) - waiting 35s
23:43:13 (75928): Can't acquire lockfile (32) - exiting
23:43:13 (75928): Error: The process cannot access the file because it is being used by another process.

 (0x20)
23:59:37 (62824): Can't acquire lockfile (32) - waiting 35s
00:00:12 (62824): Can't acquire lockfile (32) - exiting
00:00:12 (62824): Error: The process cannot access the file because it is being used by another process.

 (0x20)
00:19:12 (72524): Can't acquire lockfile (32) - waiting 35s
00:19:47 (72524): Can't acquire lockfile (32) - exiting
00:19:47 (72524): Error: The process cannot access the file because it is being used by another process.

 (0x20)
00:29:58 (68272): Can't acquire lockfile (32) - waiting 35s
00:30:33 (68272): Can't acquire lockfile (32) - exiting
00:30:33 (68272): Error: The process cannot access the file because it is being used by another process.

 (0x20)
18:21:37 (31800): Can't acquire lockfile (32) - waiting 35s
18:22:12 (31800): Can't acquire lockfile (32) - exiting
18:22:12 (31800): Error: The process cannot access the file because it is being used by another process.

 (0x20)
18:49:36 (78060): Can't acquire lockfile (32) - waiting 35s
18:50:11 (78060): Can't acquire lockfile (32) - exiting
18:50:11 (78060): Error: The process cannot access the file because it is being used by another process.

 (0x20)
19:09:23 (67736): Can't acquire lockfile (32) - waiting 35s
19:09:58 (67736): Can't acquire lockfile (32) - exiting
19:09:58 (67736): Error: The process cannot access the file because it is being used by another process.

 (0x20)
19:28:21 (79724): Can't acquire lockfile (32) - waiting 35s
19:28:56 (79724): Can't acquire lockfile (32) - exiting
19:28:56 (79724): Error: The process cannot access the file because it is being used by another process.

 (0x20)
19:46:19 (58936): Can't acquire lockfile (32) - waiting 35s
19:46:54 (58936): Can't acquire lockfile (32) - exiting
19:46:54 (58936): Error: The process cannot access the file because it is being used by another process.

 (0x20)
19:47:12 (18348): Can't acquire lockfile (32) - waiting 35s
19:47:47 (18348): Can't acquire lockfile (32) - exiting
19:47:47 (18348): Error: The process cannot access the file because it is being used by another process.

 (0x20)
20:09:01 (69596): Can't acquire lockfile (32) - waiting 35s
20:09:36 (69596): Can't acquire lockfile (32) - exiting
20:09:36 (69596): Error: The process cannot access the file because it is being used by another process.

 (0x20)
20:29:20 (60728): Can't acquire lockfile (32) - waiting 35s
20:29:55 (60728): Can't acquire lockfile (32) - exiting
20:29:55 (60728): Error: The process cannot access the file because it is being used by another process.

 (0x20)
20:48:19 (68972): Can't acquire lockfile (32) - waiting 35s
20:48:54 (68972): Can't acquire lockfile (32) - exiting
20:48:54 (68972): Error: The process cannot access the file because it is being used by another process.

 (0x20)
21:07:37 (65024): Can't acquire lockfile (32) - waiting 35s
21:08:12 (65024): Can't acquire lockfile (32) - exiting
21:08:12 (65024): Error: The process cannot access the file because it is being used by another process.

 (0x20)
21:22:33 (45212): Can't acquire lockfile (32) - waiting 35s
21:23:08 (45212): Can't acquire lockfile (32) - exiting
21:23:08 (45212): Error: The process cannot access the file because it is being used by another process.

 (0x20)
21:50:05 (33352): Can't acquire lockfile (32) - waiting 35s
21:50:40 (33352): Can't acquire lockfile (32) - exiting
21:50:40 (33352): Error: The process cannot access the file because it is being used by another process.

 (0x20)
22:06:34 (80892): Can't acquire lockfile (32) - waiting 35s
22:07:09 (80892): Can't acquire lockfile (32) - exiting
22:07:09 (80892): Error: The process cannot access the file because it is being used by another process.

 (0x20)
22:18:01 (68236): Can't acquire lockfile (32) - waiting 35s
22:18:36 (68236): Can't acquire lockfile (32) - exiting
22:18:36 (68236): Error: The process cannot access the file because it is being used by another process.

 (0x20)
22:28:45 (68272): Can't acquire lockfile (32) - waiting 35s
22:29:20 (68272): Can't acquire lockfile (32) - exiting
22:29:20 (68272): Error: The process cannot access the file because it is being used by another process.

 (0x20)
22:39:39 (30296): Can't acquire lockfile (32) - waiting 35s
22:40:14 (30296): Can't acquire lockfile (32) - exiting
22:40:14 (30296): Error: The process cannot access the file because it is being used by another process.

 (0x20)
22:50:24 (77620): Can't acquire lockfile (32) - waiting 35s
22:50:59 (77620): Can't acquire lockfile (32) - exiting
22:50:59 (77620): Error: The process cannot access the file because it is being used by another process.

 (0x20)
23:01:00 (69072): Can't acquire lockfile (32) - waiting 35s
23:01:35 (69072): Can't acquire lockfile (32) - exiting
23:01:35 (69072): Error: The process cannot access the file because it is being used by another process.

 (0x20)
23:12:17 (22436): Can't acquire lockfile (32) - waiting 35s
23:12:52 (22436): Can't acquire lockfile (32) - exiting
23:12:52 (22436): Error: The process cannot access the file because it is being used by another process.

 (0x20)
23:23:05 (79552): Can't acquire lockfile (32) - waiting 35s
23:23:40 (79552): Can't acquire lockfile (32) - exiting
23:23:40 (79552): Error: The process cannot access the file because it is being used by another process.

 (0x20)
23:34:07 (79308): Can't acquire lockfile (32) - waiting 35s
23:34:42 (79308): Can't acquire lockfile (32) - exiting
23:34:42 (79308): Error: The process cannot access the file because it is being used by another process.

 (0x20)
23:45:22 (79536): Can't acquire lockfile (32) - waiting 35s
23:45:57 (79536): Can't acquire lockfile (32) - exiting
23:45:57 (79536): Error: The process cannot access the file because it is being used by another process.

 (0x20)
23:55:58 (79920): Can't acquire lockfile (32) - waiting 35s
23:56:33 (79920): Can't acquire lockfile (32) - exiting
23:56:33 (79920): Error: The process cannot access the file because it is being used by another process.

 (0x20)
00:07:19 (76228): Can't acquire lockfile (32) - waiting 35s
00:07:54 (76228): Can't acquire lockfile (32) - exiting
00:07:54 (76228): Error: The process cannot access the file because it is being used by another process.

 (0x20)
00:18:42 (53044): Can't acquire lockfile (32) - waiting 35s
00:19:17 (53044): Can't acquire lockfile (32) - exiting
00:19:17 (53044): Error: The process cannot access the file because it is being used by another process.

 (0x20)
00:29:50 (57504): Can't acquire lockfile (32) - waiting 35s
00:30:25 (57504): Can't acquire lockfile (32) - exiting
00:30:25 (57504): Error: The process cannot access the file because it is being used by another process.

 (0x20)
00:40:42 (21872): Can't acquire lockfile (32) - waiting 35s
00:41:17 (21872): Can't acquire lockfile (32) - exiting
00:41:17 (21872): Error: The process cannot access the file because it is being used by another process.

 (0x20)
00:51:29 (72488): Can't acquire lockfile (32) - waiting 35s
00:52:04 (72488): Can't acquire lockfile (32) - exiting
00:52:04 (72488): Error: The process cannot access the file because it is being used by another process.

 (0x20)
01:02:41 (15956): Can't acquire lockfile (32) - waiting 35s
01:03:16 (15956): Can't acquire lockfile (32) - exiting
01:03:16 (15956): Error: The process cannot access the file because it is being used by another process.

 (0x20)
01:13:58 (71416): Can't acquire lockfile (32) - waiting 35s
01:14:33 (71416): Can't acquire lockfile (32) - exiting
01:14:33 (71416): Error: The process cannot access the file because it is being used by another process.

 (0x20)
01:25:24 (67124): Can't acquire lockfile (32) - waiting 35s
01:25:59 (67124): Can't acquire lockfile (32) - exiting
01:25:59 (67124): Error: The process cannot access the file because it is being used by another process.

 (0x20)
01:36:50 (35912): Can't acquire lockfile (32) - waiting 35s
01:37:25 (35912): Can't acquire lockfile (32) - exiting
01:37:25 (35912): Error: The process cannot access the file because it is being used by another process.

 (0x20)
01:47:41 (76820): Can't acquire lockfile (32) - waiting 35s
01:48:16 (76820): Can't acquire lockfile (32) - exiting
01:48:16 (76820): Error: The process cannot access the file because it is being used by another process.

 (0x20)
01:58:58 (79448): Can't acquire lockfile (32) - waiting 35s
01:59:33 (79448): Can't acquire lockfile (32) - exiting
01:59:33 (79448): Error: The process cannot access the file because it is being used by another process.

 (0x20)
02:09:45 (42776): Can't acquire lockfile (32) - waiting 35s
02:10:20 (42776): Can't acquire lockfile (32) - exiting
02:10:20 (42776): Error: The process cannot access the file because it is being used by another process.

 (0x20)
02:20:50 (43000): Can't acquire lockfile (32) - waiting 35s
02:21:25 (43000): Can't acquire lockfile (32) - exiting
02:21:25 (43000): Error: The process cannot access the file because it is being used by another process.

 (0x20)
02:32:16 (20288): Can't acquire lockfile (32) - waiting 35s
02:32:51 (20288): Can't acquire lockfile (32) - exiting
02:32:51 (20288): Error: The process cannot access the file because it is being used by another process.

 (0x20)
02:43:38 (70952): Can't acquire lockfile (32) - waiting 35s
02:44:13 (70952): Can't acquire lockfile (32) - exiting
02:44:13 (70952): Error: The process cannot access the file because it is being used by another process.

 (0x20)
02:54:16 (77564): Can't acquire lockfile (32) - waiting 35s
02:54:51 (77564): Can't acquire lockfile (32) - exiting
02:54:51 (77564): Error: The process cannot access the file because it is being used by another process.

 (0x20)

</stderr_txt>
]]>