$this->assertTrue($cached->created >= REQUEST_TIME && $cached->created < microtime(TRUE), 'Created time is correct.');

From GenericCacheBackendUnitTestBase.php so if the testbot is super quick and $cached->created == microtime(TRUE) then this test will fail!

This occurred in https://qa.drupal.org/pifr/test/796668

Drupal\system\Tests\Cache\ApcuBackendUnitTest 158 1 0
Message Group Filename Line Function Status
Created time is correct. Other GenericCacheBackendUnitTestBase.php 182 Drupal\system\Tests\Cache\GenericCacheBackendUnitTestBase->testSetGet()

CommentFileSizeAuthor
#1 2276213.1.patch1.03 KBalexpott
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Comments

alexpott’s picture

alexpott
he/they
Primary language English
Location 🇪🇺🌍
CreditAttribution: alexpott commented
Status: Active » Needs review
FileSize
2276213.1.patch1.03 KB
Berdir’s picture

Berdir
Primary language German
Location Switzerland
CreditAttribution: Berdir commented
Status: Needs review » Reviewed & tested by the community

Yes, I've seen this as well. I don't think we can do anything else...

olli’s picture

olli CreditAttribution: olli commented
Status: Reviewed & tested by the community » Closed (duplicate)

#2273489: Random test failure 'Created time is correct.' in GenericCacheBackendUnitTestBase/ApcuBackendUnitTest