[LUCENE-8427] TestBlockMaxConjunction.testRandom() reproducing failure

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 8.0
• Fix Version/s: 8.0
• Component/s: core/query/scoring
• Lucene Fields: New
• Assignee: Unassigned
• Reporter: Steven Rowe
• Created: 25/Jul/18 03:04
• Updated: 28/Aug/22 15:33
• Resolved: 25/Jul/18 09:10

Description

From https://builds.apache.org/job/Lucene-Solr-SmokeRelease-master/1076/:

Checking out Revision a254e7d7bcd11c2163dfbb7b3d4a3986aee7867b (refs/remotes/origin/master)
[...]
   [smoker]    [junit4] Suite: org.apache.lucene.search.TestBlockMaxConjunction
   [smoker]    [junit4]   2> NOTE: reproduce with: ant test  -Dtestcase=TestBlockMaxConjunction -Dtests.method=testRandom -Dtests.seed=C8F831B07E6EEED8 -Dtests.multiplier=2 -Dtests.locale=bg -Dtests.timezone=Pacific/Auckland -Dtests.asserts=true -Dtests.file.encoding=ISO-8859-1
   [smoker]    [junit4] FAILURE 2.17s J2 | TestBlockMaxConjunction.testRandom <<<
   [smoker]    [junit4]    > Throwable #1: junit.framework.AssertionFailedError
   [smoker]    [junit4]    > 	at __randomizedtesting.SeedInfo.seed([C8F831B07E6EEED8:BAB414BFCF0E58AB]:0)
   [smoker]    [junit4]    > 	at junit.framework.Assert.fail(Assert.java:48)
   [smoker]    [junit4]    > 	at junit.framework.Assert.assertTrue(Assert.java:20)
   [smoker]    [junit4]    > 	at junit.framework.Assert.assertTrue(Assert.java:27)
   [smoker]    [junit4]    > 	at org.apache.lucene.search.CheckHits.doCheckMaxScores(CheckHits.java:617)
   [smoker]    [junit4]    > 	at org.apache.lucene.search.CheckHits.checkTopScores(CheckHits.java:582)
   [smoker]    [junit4]    > 	at org.apache.lucene.search.TestBlockMaxConjunction.testRandom(TestBlockMaxConjunction.java:69)
   [smoker]    [junit4]    > 	at java.lang.Thread.run(Thread.java:748)
   [smoker]    [junit4]   2> NOTE: test params are: codec=Asserting(Lucene70): {foo=PostingsFormat(name=Direct)}, docValues:{}, maxPointsInLeafNode=1084, maxMBSortInHeap=6.8039593085931545, sim=Asserting(org.apache.lucene.search.similarities.AssertingSimilarity@59e53bf7), locale=bg, timezone=Pacific/Auckland
   [smoker]    [junit4]   2> NOTE: Linux 3.13.0-88-generic amd64/Oracle Corporation 1.8.0_172 (64-bit)/cpus=4,threads=1,free=108247552,total=406323200

git bisect says:

85c00e77efdf53f30da6eaffd38c2b016a7805bc is the first bad commit
commit 85c00e77efdf53f30da6eaffd38c2b016a7805bc
Author: Dawid Weiss <[e-mail]>
Date:   Tue May 8 10:32:11 2018 +0200

    LUCENE-8267: removed references to memory codecs.

but that ^^ probably just means that the random seed stops working past that commit.

Issue Links

• is caused by: LUCENE-8135 Implement Block-Max WAND