No sense letting this linger indefinitely. Let's merge the test and push forward.

⚠️⚠️⚠️ Buildbot failure ⚠️⚠️⚠️

Hi! The buildbot s390x Debian 3.x has failed when building commit 4b4e90a.

What do you need to do:

1. Don't panic.
2. Check the buildbot page in the devguide if you don't know what the buildbots are or how they work.
3. Go to the page of the buildbot that failed (https://buildbot.python.org/all/#builders/105/builds/779) and take a look at the build logs.
4. Check if the failure is related to this commit (4b4e90a) or if it is a false positive.
5. If the failure is related to this commit, please, reflect that on the issue and make a new Pull Request with a fix.

You can take a look at the buildbot page here:

https://buildbot.python.org/all/#builders/105/builds/779

Failed tests:

• test_platform

Summary of the results of the build (if available):

== Tests result: FAILURE then FAILURE ==

407 tests OK.

10 slowest tests:

• test_concurrent_futures: 3 min 2 sec
• test_multiprocessing_spawn: 2 min 38 sec
• test_unparse: 1 min 51 sec
• test_gdb: 1 min 50 sec
• test_multiprocessing_forkserver: 1 min 35 sec
• test_tokenize: 1 min 29 sec
• test_capi: 1 min 27 sec
• test_multiprocessing_fork: 1 min 17 sec
• test_lib2to3: 1 min 5 sec
• test_asyncio: 1 min 1 sec

1 test failed:
test_platform

13 tests skipped:
test_devpoll test_ioctl test_kqueue test_msilib test_ossaudiodev
test_startfile test_tix test_tk test_ttk_guionly test_winconsoleio
test_winreg test_winsound test_zipfile64

1 re-run test:
test_platform

Total duration: 6 min 20 sec

Traceback (most recent call last):
  File "/home/dje/cpython-buildarea/3.x.edelsohn-debian-z/build/Lib/test/test_platform.py", line 172, in test_uname_processor
    self.assertEqual(
AssertionError: '' != 'unknown'
+ unknown

⚠️⚠️⚠️ Buildbot failure ⚠️⚠️⚠️

Hi! The buildbot AMD64 Arch Linux TraceRefs 3.x has failed when building commit 4b4e90a.

What do you need to do:

1. Don't panic.
2. Check the buildbot page in the devguide if you don't know what the buildbots are or how they work.
3. Go to the page of the buildbot that failed (https://buildbot.python.org/all/#builders/312/builds/436) and take a look at the build logs.
4. Check if the failure is related to this commit (4b4e90a) or if it is a false positive.
5. If the failure is related to this commit, please, reflect that on the issue and make a new Pull Request with a fix.

You can take a look at the buildbot page here:

https://buildbot.python.org/all/#builders/312/builds/436

Failed tests:

• test_platform

Summary of the results of the build (if available):

== Tests result: FAILURE then FAILURE ==

407 tests OK.

10 slowest tests:

• test_concurrent_futures: 2 min 32 sec
• test_multiprocessing_spawn: 1 min 51 sec
• test_multiprocessing_forkserver: 1 min 18 sec
• test_subprocess: 1 min 17 sec
• test_tokenize: 1 min 9 sec
• test_multiprocessing_fork: 1 min 5 sec
• test_unparse: 1 min 2 sec
• test_capi: 57.4 sec
• test_asyncio: 56.8 sec
• test_lib2to3: 48.6 sec

1 test failed:
test_platform

13 tests skipped:
test_devpoll test_ioctl test_kqueue test_msilib test_ossaudiodev
test_startfile test_tix test_tk test_ttk_guionly test_winconsoleio
test_winreg test_winsound test_zipfile64

1 re-run test:
test_platform

Total duration: 14 min 41 sec

Traceback (most recent call last):
  File "/buildbot/buildarea/3.x.pablogsal-arch-x86_64/build/Lib/test/test_platform.py", line 172, in test_uname_processor
    self.assertEqual(
AssertionError: '' != 'unknown'
+ unknown

⚠️⚠️⚠️ Buildbot failure ⚠️⚠️⚠️

Hi! The buildbot AMD64 Debian PGO 3.x has failed when building commit 4b4e90a.

What do you need to do:

1. Don't panic.
2. Check the buildbot page in the devguide if you don't know what the buildbots are or how they work.
3. Go to the page of the buildbot that failed (https://buildbot.python.org/all/#builders/38/builds/748) and take a look at the build logs.
4. Check if the failure is related to this commit (4b4e90a) or if it is a false positive.
5. If the failure is related to this commit, please, reflect that on the issue and make a new Pull Request with a fix.

You can take a look at the buildbot page here:

https://buildbot.python.org/all/#builders/38/builds/748

Failed tests:

• test_platform

Summary of the results of the build (if available):

== Tests result: FAILURE then FAILURE ==

406 tests OK.

10 slowest tests:

• test_concurrent_futures: 2 min 42 sec
• test_multiprocessing_spawn: 1 min 46 sec
• test_multiprocessing_forkserver: 1 min 17 sec
• test_multiprocessing_fork: 1 min 9 sec
• test_signal: 51.0 sec
• test_asyncio: 47.4 sec
• test_largefile: 37.4 sec
• test_tokenize: 37.3 sec
• test_io: 36.6 sec
• test_unparse: 32.1 sec

1 test failed:
test_platform

14 tests skipped:
test_devpoll test_gdb test_ioctl test_kqueue test_msilib
test_ossaudiodev test_startfile test_tix test_tk test_ttk_guionly
test_winconsoleio test_winreg test_winsound test_zipfile64

1 re-run test:
test_platform

Total duration: 11 min 26 sec

Traceback (most recent call last):
  File "/var/lib/buildbot/workers/enable-optimizations-bot/3.x.gps-debian-profile-opt.pgo/build/Lib/test/test_platform.py", line 172, in test_uname_processor
    self.assertEqual(
AssertionError: '' != 'unknown'
+ unknown