Flaky CQL test: AbstractIndexManagementIT.testRepairRelationIndex

[FlorianHockmann]

Flaky Test

• Test Name: CQLIndexManagementIT>AbstractIndexManagementIT.testRepairRelationIndex
• Link:

  janusgraph/janusgraph-hadoop/src/test/java/org/janusgraph/hadoop/AbstractIndexManagementIT.java

  Line 176 in ffc19fc

  public void testRepairRelationIndex() throws InterruptedException, BackendException, ExecutionException {

• Branch: master (the PR was Bump protobuf.version from 3.21.1 to 3.21.2 #3130)
• Notes:

Stack Trace

The summary was:

Error:  Failures: 
Error:    CQLIndexManagementIT>AbstractIndexManagementIT.testRepairRelationIndex:192 expected: <true> but was: <false>

Not sure if the included stack trace is relevant, so I'm just pasting everything from the log related to this test run:

[INFO] -------------------------------------------------------
[INFO]  T E S T S
[INFO] -------------------------------------------------------
[INFO] Running org.janusgraph.hadoop.CQLIndexManagementIT
SLF4J: Class path contains multiple SLF4J bindings.
SLF4J: Found binding in [jar:file:/home/runner/.m2/repository/org/apache/logging/log4j/log4j-slf4j-impl/2.17.1/log4j-slf4j-impl-2.17.1.jar!/org/slf4j/impl/StaticLoggerBinder.class]
SLF4J: Found binding in [jar:file:/home/runner/.m2/repository/ch/qos/logback/logback-classic/1.2.7/logback-classic-1.2.7.jar!/org/slf4j/impl/StaticLoggerBinder.class]
SLF4J: See http://www.slf4j.org/codes.html#multiple_bindings for an explanation.
SLF4J: Actual binding is of type [org.apache.logging.slf4j.Log4jLoggerFactory]
log4j:WARN No appenders could be found for logger (org.apache.htrace.core.Tracer).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
Error:  Tests run: 5, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 204.245 s <<< FAILURE! - in org.janusgraph.hadoop.CQLIndexManagementIT
Error:  testRepairRelationIndex  Time elapsed: 67.658 s  <<< FAILURE!
org.opentest4j.AssertionFailedError: expected: <true> but was: <false>
[INFO] Running org.janusgraph.hadoop.CQLInputFormatIT
SLF4J: Class path contains multiple SLF4J bindings.
SLF4J: Found binding in [jar:file:/home/runner/.m2/repository/org/apache/logging/log4j/log4j-slf4j-impl/2.17.1/log4j-slf4j-impl-2.17.1.jar!/org/slf4j/impl/StaticLoggerBinder.class]
SLF4J: Found binding in [jar:file:/home/runner/.m2/repository/ch/qos/logback/logback-classic/1.2.7/logback-classic-1.2.7.jar!/org/slf4j/impl/StaticLoggerBinder.class]
SLF4J: See http://www.slf4j.org/codes.html#multiple_bindings for an explanation.
SLF4J: Actual binding is of type [org.apache.logging.slf4j.Log4jLoggerFactory]
log4j:WARN No appenders could be found for logger (org.apache.htrace.core.Tracer).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
java.util.concurrent.RejectedExecutionException: Task scala.concurrent.impl.CallbackRunnable@ae87d5a rejected from java.util.concurrent.ThreadPoolExecutor@42f8277[Shutting down, pool size = 3, active threads = 1, queued tasks = 0, completed tasks = 2]
	at java.util.concurrent.ThreadPoolExecutor$AbortPolicy.rejectedExecution(ThreadPoolExecutor.java:2063)
	at java.util.concurrent.ThreadPoolExecutor.reject(ThreadPoolExecutor.java:830)
	at java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1379)
	at scala.concurrent.impl.ExecutionContextImpl$$anon$4.execute(ExecutionContextImpl.scala:138)
	at scala.concurrent.impl.CallbackRunnable.executeWithValue(Promise.scala:72)
	at scala.concurrent.impl.Promise$DefaultPromise.$anonfun$tryComplete$1(Promise.scala:288)
	at scala.concurrent.impl.Promise$DefaultPromise.$anonfun$tryComplete$1$adapted(Promise.scala:288)
	at scala.concurrent.impl.Promise$DefaultPromise.tryComplete(Promise.scala:288)
	at scala.concurrent.Promise.complete(Promise.scala:53)
	at scala.concurrent.Promise.complete$(Promise.scala:52)
	at scala.concurrent.impl.Promise$DefaultPromise.complete(Promise.scala:187)
	at scala.concurrent.impl.Promise.$anonfun$transform$1(Promise.scala:33)
	at scala.concurrent.impl.CallbackRunnable.run(Promise.scala:64)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:750)
java.util.concurrent.RejectedExecutionException: Task scala.concurrent.impl.CallbackRunnable@58ffd281 rejected from java.util.concurrent.ThreadPoolExecutor@563837ee[Shutting down, pool size = 1, active threads = 1, queued tasks = 0, completed tasks = 2]
	at java.util.concurrent.ThreadPoolExecutor$AbortPolicy.rejectedExecution(ThreadPoolExecutor.java:2063)
	at java.util.concurrent.ThreadPoolExecutor.reject(ThreadPoolExecutor.java:830)
	at java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1379)
	at scala.concurrent.impl.ExecutionContextImpl$$anon$4.execute(ExecutionContextImpl.scala:138)
	at scala.concurrent.impl.CallbackRunnable.executeWithValue(Promise.scala:72)
	at scala.concurrent.impl.Promise$DefaultPromise.$anonfun$tryComplete$1(Promise.scala:288)
	at scala.concurrent.impl.Promise$DefaultPromise.$anonfun$tryComplete$1$adapted(Promise.scala:288)
	at scala.concurrent.impl.Promise$DefaultPromise.tryComplete(Promise.scala:288)
	at scala.concurrent.Promise.complete(Promise.scala:53)
	at scala.concurrent.Promise.complete$(Promise.scala:52)
	at scala.concurrent.impl.Promise$DefaultPromise.complete(Promise.scala:187)
	at scala.concurrent.impl.Promise.$anonfun$transform$1(Promise.scala:33)
	at scala.concurrent.impl.CallbackRunnable.run(Promise.scala:64)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:750)
[INFO] Tests run: 11, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 173.844 s - in org.janusgraph.hadoop.CQLInputFormatIT
[INFO] Running org.janusgraph.hadoop.CQLScanJobIT
SLF4J: Class path contains multiple SLF4J bindings.
SLF4J: Found binding in [jar:file:/home/runner/.m2/repository/org/apache/logging/log4j/log4j-slf4j-impl/2.17.1/log4j-slf4j-impl-2.17.1.jar!/org/slf4j/impl/StaticLoggerBinder.class]
SLF4J: Found binding in [jar:file:/home/runner/.m2/repository/ch/qos/logback/logback-classic/1.2.7/logback-classic-1.2.7.jar!/org/slf4j/impl/StaticLoggerBinder.class]
SLF4J: See http://www.slf4j.org/codes.html#multiple_bindings for an explanation.
SLF4J: Actual binding is of type [org.apache.logging.slf4j.Log4jLoggerFactory]
log4j:WARN No appenders could be found for logger (org.apache.htrace.core.Tracer).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[INFO] Tests run: 3, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 134.104 s - in org.janusgraph.hadoop.CQLScanJobIT
[INFO] 
[INFO] Results:
[INFO] 
Error:  Failures: 
Error:    CQLIndexManagementIT>AbstractIndexManagementIT.testRepairRelationIndex:192 expected: <true> but was: <false>
[INFO] 
Error:  Tests run: 19, Failures: 1, Errors: 0, Skipped: 0