Thanks Ralph!

-ck

> On May 1, 2019, at 1:09 AM, Ralph Goers <[email protected]> wrote:
> 
> OK. This is my fault. The changes were made the day after the 2.11.2 release 
> was cut. We found the problem and added the entries to revapi.json, but then 
> I made new changes and deleted all the entries because I thought the were all 
> prior to 2.11.2.  I will add these entries back.
> 
> Ralph
> 
>> On Apr 30, 2019, at 9:38 PM, Carter Kozak <[email protected]> wrote:
>> 
>> That's odd, thank you for flagging the failure. I would have expected 
>> 81249177c60cd98c35a1e19541d1663af1047442 to have caused this before 2.11.2 
>> was released. I will take a look tomorrow to figure out why my change to 
>> GzCompressAction would trigger revapi on WriterAppender. At a glance it 
>> seems like something else is going on, or I'm misinterpreting the output.
>> 
>> -ck
>> 
>>> On Wed, May 1, 2019, at 00:09, Ralph Goers wrote:
>>> It seems this change caused compatibility issues. If they are OK then the 
>>> suggested additions below need to be added to revapi.json. You can look at 
>>> the other entries there as an example.
>>> 
>>> Ralph
>>> 
>>>> On Apr 30, 2019, at 10:50 AM, Apache Jenkins Server 
>>>> <[email protected]> wrote:
>>>> 
>>>> See 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/3867/display/redirect?page=changes>
>>>> 
>>>> Changes:
>>>> 
>>>> [ckozak] LOG4J2-2598: GzCompressAction supports configurable compression 
>>>> levels
>>>> 
>>>> ------------------------------------------
>>>> [...truncated 594.04 KB...]
>>>> [INFO] Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 
>>>> 0.135 s - in 
>>>> org.apache.logging.log4j.core.pattern.MarkerSimpleNamePatternConverterTest
>>>> [INFO] Running org.apache.logging.log4j.core.pattern.DisableAnsiTest
>>>> [INFO] Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 
>>>> 0.544 s - in org.apache.logging.log4j.core.pattern.DisableAnsiTest
>>>> [INFO] Running 
>>>> org.apache.logging.log4j.core.pattern.ThreadPriorityPatternConverterTest
>>>> [INFO] Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 
>>>> 0.117 s - in 
>>>> org.apache.logging.log4j.core.pattern.ThreadPriorityPatternConverterTest
>>>> ERROR StatusLogger No Log4j 2 configuration file found. Using default 
>>>> configuration (logging only errors to the console), or user 
>>>> programmatically provided configurations. Set system property 
>>>> 'log4j2.debug' to show Log4j 2 internal initialization logging. See 
>>>> https://logging.apache.org/log4j/2.x/manual/configuration.html for 
>>>> instructions on how to configure Log4j 2
>>>> [INFO] Running org.apache.logging.log4j.core.pattern.PatternParserTest
>>>> [INFO] Tests run: 25, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 
>>>> 0.091 s - in org.apache.logging.log4j.core.pattern.PatternParserTest
>>>> [INFO] Running 
>>>> org.apache.logging.log4j.core.pattern.ThreadIdPatternConverterTest
>>>> [INFO] Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 
>>>> 0.116 s - in 
>>>> org.apache.logging.log4j.core.pattern.ThreadIdPatternConverterTest
>>>> [INFO] Running org.apache.logging.log4j.core.pattern.RegexReplacementTest
>>>> [INFO] Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 
>>>> 0.022 s - in org.apache.logging.log4j.core.pattern.RegexReplacementTest
>>>> [INFO] Running 
>>>> org.apache.logging.log4j.core.pattern.RootThrowablePatternConverterTest
>>>> [INFO] Tests run: 5, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 
>>>> 0.316 s - in 
>>>> org.apache.logging.log4j.core.pattern.RootThrowablePatternConverterTest
>>>> [INFO] Running 
>>>> org.apache.logging.log4j.core.pattern.MapPatternConverterTest
>>>> [INFO] Tests run: 3, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 
>>>> 0.127 s - in org.apache.logging.log4j.core.pattern.MapPatternConverterTest
>>>> [INFO] Running 
>>>> org.apache.logging.log4j.core.pattern.LoggerFqcnPatternConverterTest
>>>> [INFO] Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 
>>>> 0.128 s - in 
>>>> org.apache.logging.log4j.core.pattern.LoggerFqcnPatternConverterTest
>>>> ERROR StatusLogger No Log4j 2 configuration file found. Using default 
>>>> configuration (logging only errors to the console), or user 
>>>> programmatically provided configurations. Set system property 
>>>> 'log4j2.debug' to show Log4j 2 internal initialization logging. See 
>>>> https://logging.apache.org/log4j/2.x/manual/configuration.html for 
>>>> instructions on how to configure Log4j 2
>>>> [INFO] Running org.apache.logging.log4j.core.LateConfigTest
>>>> [INFO] Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 
>>>> 0.211 s - in org.apache.logging.log4j.core.LateConfigTest
>>>> [INFO] Running org.apache.logging.log4j.core.LevelTest
>>>> [INFO] Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 
>>>> 0.041 s - in org.apache.logging.log4j.core.LevelTest
>>>> [INFO] Running org.apache.logging.log4j.core.CustomLevelsOverrideTest
>>>> Hello, World
>>>> Hello DIAG
>>>> [INFO] Tests run: 4, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 
>>>> 0.035 s - in org.apache.logging.log4j.core.CustomLevelsOverrideTest
>>>> [INFO] Running org.apache.logging.log4j.core.GcFreeMixedSyncAyncLoggingTest
>>>> [INFO] Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 
>>>> 14.422 s - in org.apache.logging.log4j.core.GcFreeMixedSyncAyncLoggingTest
>>>> [INFO] Running org.apache.logging.log4j.core.jackson.LevelMixInJsonTest
>>>> [INFO] Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 
>>>> 0.438 s - in org.apache.logging.log4j.core.jackson.LevelMixInJsonTest
>>>> [INFO] Running org.apache.logging.log4j.core.jackson.LevelMixInXmlTest
>>>> [WARNING] Tests run: 1, Failures: 0, Errors: 0, Skipped: 1, Time elapsed: 
>>>> 0.003 s - in org.apache.logging.log4j.core.jackson.LevelMixInXmlTest
>>>> [INFO] Running org.apache.logging.log4j.core.jackson.LevelMixInYamlTest
>>>> [INFO] Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 
>>>> 0.532 s - in org.apache.logging.log4j.core.jackson.LevelMixInYamlTest
>>>> [INFO] Running org.apache.logging.log4j.core.jackson.JacksonIssue429Test
>>>> [INFO] Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 
>>>> 0.097 s - in org.apache.logging.log4j.core.jackson.JacksonIssue429Test
>>>> [INFO] Running 
>>>> org.apache.logging.log4j.core.jackson.StackTraceElementMixInTest
>>>> [INFO] Tests run: 5, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 
>>>> 0.603 s - in 
>>>> org.apache.logging.log4j.core.jackson.StackTraceElementMixInTest
>>>> [INFO] Running 
>>>> org.apache.logging.log4j.core.jackson.JacksonIssue429MyNamesTest
>>>> [INFO] Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 
>>>> 0.098 s - in 
>>>> org.apache.logging.log4j.core.jackson.JacksonIssue429MyNamesTest
>>>> [INFO] Running org.apache.logging.log4j.MarkerMixInJsonTest
>>>> [INFO] Tests run: 3, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 
>>>> 0.428 s - in org.apache.logging.log4j.MarkerMixInJsonTest
>>>> [INFO] 
>>>> [INFO] Results:
>>>> [INFO] 
>>>> [WARNING] Tests run: 2048, Failures: 0, Errors: 0, Skipped: 17
>>>> [INFO] 
>>>> [JENKINS] Recording test results
>>>> [INFO] 
>>>> [INFO] --- maven-dependency-plugin:3.0.2:unpack (unpack-classes) @ 
>>>> log4j-core ---
>>>> [INFO] Configured Artifact: 
>>>> org.apache.logging.log4j:log4j-core-java9:2.12.0-SNAPSHOT:zip
>>>> [INFO] Unpacking 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-core-java9/target/log4j-core-java9-2.12.0-SNAPSHOT.zip>
>>>>  to <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-core/target> 
>>>> with includes "**/*.class" and excludes "**/*.java"
>>>> [INFO] 
>>>> [INFO] --- maven-jar-plugin:3.1.0:jar (default-jar) @ log4j-core ---
>>>> [INFO] Building jar: 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-core/target/log4j-core-2.12.0-SNAPSHOT.jar>
>>>> [INFO] 
>>>> [INFO] --- maven-site-plugin:3.4:attach-descriptor (attach-descriptor) @ 
>>>> log4j-core ---
>>>> [INFO] 
>>>> [INFO] --- maven-jar-plugin:3.1.0:test-jar (default) @ log4j-core ---
>>>> [INFO] Building jar: 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-core/target/log4j-core-2.12.0-SNAPSHOT-tests.jar>
>>>> [INFO] 
>>>> [INFO] --- maven-failsafe-plugin:2.21.0:integration-test (default) @ 
>>>> log4j-core ---
>>>> [INFO] Tests are skipped.
>>>> [INFO] 
>>>> [INFO] --- maven-failsafe-plugin:2.21.0:verify (default) @ log4j-core ---
>>>> [INFO] Tests are skipped.
>>>> [INFO] 
>>>> [INFO] --- maven-source-plugin:3.0.1:jar-no-fork (attach-sources) @ 
>>>> log4j-core ---
>>>> [INFO] Building jar: 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-core/target/log4j-core-2.12.0-SNAPSHOT-sources.jar>
>>>> [INFO] 
>>>> [INFO] --- maven-source-plugin:3.0.1:test-jar-no-fork (attach-sources) @ 
>>>> log4j-core ---
>>>> [INFO] Building jar: 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-core/target/log4j-core-2.12.0-SNAPSHOT-test-sources.jar>
>>>> [INFO] 
>>>> [INFO] --- revapi-maven-plugin:0.10.5:check (default) @ log4j-core ---
>>>> [INFO] Downloading: 
>>>> https://repo.maven.apache.org/maven2/org/apache/logging/log4j/log4j-core/maven-metadata.xml
>>>> [INFO] Downloading: 
>>>> http://repository.apache.org/snapshots/org/apache/logging/log4j/log4j-core/maven-metadata.xml
>>>> [INFO] Downloaded: 
>>>> https://repo.maven.apache.org/maven2/org/apache/logging/log4j/log4j-core/maven-metadata.xml
>>>>  (2 KB at 17.5 KB/sec)
>>>> [INFO] Downloaded: 
>>>> http://repository.apache.org/snapshots/org/apache/logging/log4j/log4j-core/maven-metadata.xml
>>>>  (856 B at 2.7 KB/sec)
>>>> [INFO] Comparing [org.apache.logging.log4j:log4j-core:jar:2.11.2] against 
>>>> [org.apache.logging.log4j:log4j-core:jar:2.12.0-SNAPSHOT].
>>>> [INFO] The following API problems caused the build to fail:
>>>> [INFO] java.method.returnTypeTypeParametersChanged: method <B extends 
>>>> org.apache.logging.log4j.core.appender.WriterAppender.Builder<B extends 
>>>> org.apache.logging.log4j.core.appender.WriterAppender.Builder<B>>> B 
>>>> org.apache.logging.log4j.core.appender.WriterAppender::newBuilder(): The 
>>>> return type changed from 
>>>> 'org.apache.logging.log4j.core.appender.WriterAppender.Builder' to 'B 
>>>> extends org.apache.logging.log4j.core.appender.WriterAppender.Builder<B>'.
>>>> [INFO] java.generics.elementNowParameterized: method <B extends 
>>>> org.apache.logging.log4j.core.appender.WriterAppender.Builder<B extends 
>>>> org.apache.logging.log4j.core.appender.WriterAppender.Builder<B>>> B 
>>>> org.apache.logging.log4j.core.appender.WriterAppender::newBuilder(): 
>>>> Element now defines formal type parameters.
>>>> [INFO] java.generics.formalTypeParameterAdded: method <B extends 
>>>> org.apache.logging.log4j.core.appender.WriterAppender.Builder<B extends 
>>>> org.apache.logging.log4j.core.appender.WriterAppender.Builder<B>>> B 
>>>> org.apache.logging.log4j.core.appender.WriterAppender::newBuilder(): A new 
>>>> formal type parameter added to element: 'B extends 
>>>> org.apache.logging.log4j.core.appender.WriterAppender.Builder<B extends 
>>>> org.apache.logging.log4j.core.appender.WriterAppender.Builder<B>>'.
>>>> [INFO] 
>>>> [INFO] If you're using the semver-ignore extension, update your module's 
>>>> version to one compatible with the current changes (e.g. mvn package 
>>>> revapi:update-versions). If you want to explicitly ignore this change and 
>>>> provide a justification for it, add the following JSON snippet to your 
>>>> Revapi configuration under "revapi.ignore" path:
>>>> 
>>>> {
>>>> "code": "java.method.returnTypeTypeParametersChanged",
>>>> "old": "method 
>>>> org.apache.logging.log4j.core.appender.WriterAppender.Builder 
>>>> org.apache.logging.log4j.core.appender.WriterAppender::newBuilder()",
>>>> "new": "method <B extends 
>>>> org.apache.logging.log4j.core.appender.WriterAppender.Builder<B extends 
>>>> org.apache.logging.log4j.core.appender.WriterAppender.Builder<B>>> B 
>>>> org.apache.logging.log4j.core.appender.WriterAppender::newBuilder()",
>>>> "justification": <<<<< ADD YOUR EXPLANATION FOR THE NECESSITY OF THIS 
>>>> CHANGE >>>>>
>>>> /*
>>>> Additionally, the following attachments can be used to further identify 
>>>> the difference:
>>>> 
>>>> "oldType": "org.apache.logging.log4j.core.appender.WriterAppender.Builder",
>>>> "newType": "B extends 
>>>> org.apache.logging.log4j.core.appender.WriterAppender.Builder<B>",
>>>> "package": "org.apache.logging.log4j.core.appender",
>>>> "classQualifiedName": 
>>>> "org.apache.logging.log4j.core.appender.WriterAppender",
>>>> "classSimpleName": "WriterAppender",
>>>> "methodName": "newBuilder",
>>>> "oldArchive": "org.apache.logging.log4j:log4j-core:jar:2.11.2",
>>>> "newArchive": "org.apache.logging.log4j:log4j-core:jar:2.12.0-SNAPSHOT",
>>>> "elementKind": "method",
>>>> */
>>>> },
>>>> {
>>>> "code": "java.generics.elementNowParameterized",
>>>> "old": "method 
>>>> org.apache.logging.log4j.core.appender.WriterAppender.Builder 
>>>> org.apache.logging.log4j.core.appender.WriterAppender::newBuilder()",
>>>> "new": "method <B extends 
>>>> org.apache.logging.log4j.core.appender.WriterAppender.Builder<B extends 
>>>> org.apache.logging.log4j.core.appender.WriterAppender.Builder<B>>> B 
>>>> org.apache.logging.log4j.core.appender.WriterAppender::newBuilder()",
>>>> "justification": <<<<< ADD YOUR EXPLANATION FOR THE NECESSITY OF THIS 
>>>> CHANGE >>>>>
>>>> /*
>>>> Additionally, the following attachments can be used to further identify 
>>>> the difference:
>>>> 
>>>> "package": "org.apache.logging.log4j.core.appender",
>>>> "classQualifiedName": 
>>>> "org.apache.logging.log4j.core.appender.WriterAppender",
>>>> "classSimpleName": "WriterAppender",
>>>> "methodName": "newBuilder",
>>>> "oldArchive": "org.apache.logging.log4j:log4j-core:jar:2.11.2",
>>>> "newArchive": "org.apache.logging.log4j:log4j-core:jar:2.12.0-SNAPSHOT",
>>>> "elementKind": "method",
>>>> */
>>>> },
>>>> {
>>>> "code": "java.generics.formalTypeParameterAdded",
>>>> "old": "method 
>>>> org.apache.logging.log4j.core.appender.WriterAppender.Builder 
>>>> org.apache.logging.log4j.core.appender.WriterAppender::newBuilder()",
>>>> "new": "method <B extends 
>>>> org.apache.logging.log4j.core.appender.WriterAppender.Builder<B extends 
>>>> org.apache.logging.log4j.core.appender.WriterAppender.Builder<B>>> B 
>>>> org.apache.logging.log4j.core.appender.WriterAppender::newBuilder()",
>>>> "typeParameter": "B extends 
>>>> org.apache.logging.log4j.core.appender.WriterAppender.Builder<B extends 
>>>> org.apache.logging.log4j.core.appender.WriterAppender.Builder<B>>",
>>>> "justification": <<<<< ADD YOUR EXPLANATION FOR THE NECESSITY OF THIS 
>>>> CHANGE >>>>>
>>>> /*
>>>> Additionally, the following attachments can be used to further identify 
>>>> the difference:
>>>> 
>>>> "package": "org.apache.logging.log4j.core.appender",
>>>> "classQualifiedName": 
>>>> "org.apache.logging.log4j.core.appender.WriterAppender",
>>>> "classSimpleName": "WriterAppender",
>>>> "methodName": "newBuilder",
>>>> "oldArchive": "org.apache.logging.log4j:log4j-core:jar:2.11.2",
>>>> "newArchive": "org.apache.logging.log4j:log4j-core:jar:2.12.0-SNAPSHOT",
>>>> "elementKind": "method",
>>>> */
>>>> },
>>>> 
>>>> [INFO] 
>>>> ------------------------------------------------------------------------
>>>> [INFO] Reactor Summary:
>>>> [INFO] 
>>>> [INFO] Apache Log4j 2 ..................................... SUCCESS [ 
>>>> 24.841 s]
>>>> [INFO] Apache Log4j API Java 9 support .................... SUCCESS [ 
>>>> 57.001 s]
>>>> [INFO] Apache Log4j API ................................... SUCCESS [01:24 
>>>> min]
>>>> [INFO] Apache Log4j Implementation Java 9 support ......... SUCCESS [ 
>>>> 6.348 s]
>>>> [INFO] Apache Log4j Core .................................. FAILURE [16:02 
>>>> min]
>>>> [INFO] Apache Log4j Core Integration Tests ................ SKIPPED
>>>> [INFO] Apache Log4j 1.x Compatibility API ................. SKIPPED
>>>> [INFO] Apache Log4j SLF4J Binding ......................... SKIPPED
>>>> [INFO] Apache Log4j SLF4J 1.8+ Binding .................... SKIPPED
>>>> [INFO] Apache Log4j to SLF4J Adapter ...................... SKIPPED
>>>> [INFO] Apache Log4j Commons Logging Bridge ................ SKIPPED
>>>> [INFO] Apache Log4j Flume Bridge .......................... SKIPPED
>>>> [INFO] Apache Log4j Web ................................... SKIPPED
>>>> [INFO] Apache Log4j Tag Library ........................... SKIPPED
>>>> [INFO] Apache Log4j JMX GUI ............................... SKIPPED
>>>> [INFO] Apache Log4j Samples ............................... SKIPPED
>>>> [INFO] Apache Log4j Samples: Flume - Common ............... SKIPPED
>>>> [INFO] Apache Log4j Samples: Flume - Remote ............... SKIPPED
>>>> [INFO] Apache Log4j Samples: Flume - Embedded ............. SKIPPED
>>>> [INFO] Apache Log4j Samples: Configuration ................ SKIPPED
>>>> [INFO] Apache Log4j Samples: LoggerProperties ............. SKIPPED
>>>> [INFO] Apache Log4j BOM ................................... SKIPPED
>>>> [INFO] Apache Log4j JDBC DBCP 2 ........................... SKIPPED
>>>> [INFO] Apache Log4j JPA ................................... SKIPPED
>>>> [INFO] Apache Log4j CouchDB ............................... SKIPPED
>>>> [INFO] Apache Log4j MongoDB 2 ............................. SKIPPED
>>>> [INFO] Apache Log4j MongoDB 3 ............................. SKIPPED
>>>> [INFO] Apache Log4j Cassandra ............................. SKIPPED
>>>> [INFO] Apache Log4J Performance Tests ..................... SKIPPED
>>>> [INFO] Apache Log4j Streaming Interface ................... SKIPPED
>>>> [INFO] Apache Log4j JUL Adapter ........................... SKIPPED
>>>> [INFO] Apache Log4j Liquibase Binding ..................... SKIPPED
>>>> [INFO] Apache Log4j App Server Support .................... SKIPPED
>>>> [INFO] Apache Log4j OSGi .................................. SKIPPED
>>>> [INFO] 
>>>> ------------------------------------------------------------------------
>>>> [INFO] BUILD FAILURE
>>>> [INFO] 
>>>> ------------------------------------------------------------------------
>>>> [INFO] Total time: 19:41 min
>>>> [INFO] Finished at: 2019-04-30T17:49:31+00:00
>>>> [INFO] Final Memory: 75M/829M
>>>> [INFO] 
>>>> ------------------------------------------------------------------------
>>>> [ERROR] Failed to execute goal org.revapi:revapi-maven-plugin:0.10.5:check 
>>>> (default) on project log4j-core: The following API problems caused the 
>>>> build to fail:
>>>> [ERROR] java.method.returnTypeTypeParametersChanged: method <B extends 
>>>> org.apache.logging.log4j.core.appender.WriterAppender.Builder<B extends 
>>>> org.apache.logging.log4j.core.appender.WriterAppender.Builder<B>>> B 
>>>> org.apache.logging.log4j.core.appender.WriterAppender::newBuilder(): The 
>>>> return type changed from 
>>>> 'org.apache.logging.log4j.core.appender.WriterAppender.Builder' to 'B 
>>>> extends org.apache.logging.log4j.core.appender.WriterAppender.Builder<B>'.
>>>> [ERROR] java.generics.elementNowParameterized: method <B extends 
>>>> org.apache.logging.log4j.core.appender.WriterAppender.Builder<B extends 
>>>> org.apache.logging.log4j.core.appender.WriterAppender.Builder<B>>> B 
>>>> org.apache.logging.log4j.core.appender.WriterAppender::newBuilder(): 
>>>> Element now defines formal type parameters.
>>>> [ERROR] java.generics.formalTypeParameterAdded: method <B extends 
>>>> org.apache.logging.log4j.core.appender.WriterAppender.Builder<B extends 
>>>> org.apache.logging.log4j.core.appender.WriterAppender.Builder<B>>> B 
>>>> org.apache.logging.log4j.core.appender.WriterAppender::newBuilder(): A new 
>>>> formal type parameter added to element: 'B extends 
>>>> org.apache.logging.log4j.core.appender.WriterAppender.Builder<B extends 
>>>> org.apache.logging.log4j.core.appender.WriterAppender.Builder<B>>'.
>>>> [ERROR] 
>>>> [ERROR] Consult the plugin output above for suggestions on how to ignore 
>>>> the found problems.
>>>> [ERROR] -> [Help 1]
>>>> [ERROR] 
>>>> [ERROR] To see the full stack trace of the errors, re-run Maven with the 
>>>> -e switch.
>>>> [ERROR] Re-run Maven using the -X switch to enable full debug logging.
>>>> [ERROR] 
>>>> [ERROR] For more information about the errors and possible solutions, 
>>>> please read the following articles:
>>>> [ERROR] [Help 1] 
>>>> http://cwiki.apache.org/confluence/display/MAVEN/MojoFailureException
>>>> [ERROR] 
>>>> [ERROR] After correcting the problems, you can resume the build with the 
>>>> command
>>>> [ERROR] mvn <goals> -rf :log4j-core
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-api-java9/pom.xml> 
>>>> to 
>>>> org.apache.logging.log4j/log4j-api-java9/2.12.0-SNAPSHOT/log4j-api-java9-2.12.0-SNAPSHOT.pom
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-api-java9/target/log4j-api-java9-2.12.0-SNAPSHOT.zip>
>>>>  to 
>>>> org.apache.logging.log4j/log4j-api-java9/2.12.0-SNAPSHOT/log4j-api-java9-2.12.0-SNAPSHOT.zip
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-appserver/pom.xml> 
>>>> to 
>>>> org.apache.logging.log4j/log4j-appserver/2.12.0-SNAPSHOT/log4j-appserver-2.12.0-SNAPSHOT.pom
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-samples/log4j-samples-flume-remote/pom.xml>
>>>>  to 
>>>> org.apache.logging.log4j.samples/log4j-samples-flume-remote/2.12.0-SNAPSHOT/log4j-samples-flume-remote-2.12.0-SNAPSHOT.pom
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-jmx-gui/pom.xml> 
>>>> to 
>>>> org.apache.logging.log4j/log4j-jmx-gui/2.12.0-SNAPSHOT/log4j-jmx-gui-2.12.0-SNAPSHOT.pom
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-api/pom.xml> to 
>>>> org.apache.logging.log4j/log4j-api/2.12.0-SNAPSHOT/log4j-api-2.12.0-SNAPSHOT.pom
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-api/target/log4j-api-2.12.0-SNAPSHOT.jar>
>>>>  to 
>>>> org.apache.logging.log4j/log4j-api/2.12.0-SNAPSHOT/log4j-api-2.12.0-SNAPSHOT.jar
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-api/target/log4j-api-2.12.0-SNAPSHOT-tests.jar>
>>>>  to 
>>>> org.apache.logging.log4j/log4j-api/2.12.0-SNAPSHOT/log4j-api-2.12.0-SNAPSHOT-tests.jar
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-api/target/log4j-api-2.12.0-SNAPSHOT-sources.jar>
>>>>  to 
>>>> org.apache.logging.log4j/log4j-api/2.12.0-SNAPSHOT/log4j-api-2.12.0-SNAPSHOT-sources.jar
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-api/target/log4j-api-2.12.0-SNAPSHOT-test-sources.jar>
>>>>  to 
>>>> org.apache.logging.log4j/log4j-api/2.12.0-SNAPSHOT/log4j-api-2.12.0-SNAPSHOT-test-sources.jar
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-flume-ng/pom.xml> 
>>>> to 
>>>> org.apache.logging.log4j/log4j-flume-ng/2.12.0-SNAPSHOT/log4j-flume-ng-2.12.0-SNAPSHOT.pom
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-samples/pom.xml> 
>>>> to 
>>>> org.apache.logging.log4j.samples/log4j-samples/2.12.0-SNAPSHOT/log4j-samples-2.12.0-SNAPSHOT.pom
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-jpa/pom.xml> to 
>>>> org.apache.logging.log4j/log4j-jpa/2.12.0-SNAPSHOT/log4j-jpa-2.12.0-SNAPSHOT.pom
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-core/pom.xml> to 
>>>> org.apache.logging.log4j/log4j-core/2.12.0-SNAPSHOT/log4j-core-2.12.0-SNAPSHOT.pom
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-core/target/log4j-core-2.12.0-SNAPSHOT.jar>
>>>>  to 
>>>> org.apache.logging.log4j/log4j-core/2.12.0-SNAPSHOT/log4j-core-2.12.0-SNAPSHOT.jar
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-core/target/log4j-core-2.12.0-SNAPSHOT-tests.jar>
>>>>  to 
>>>> org.apache.logging.log4j/log4j-core/2.12.0-SNAPSHOT/log4j-core-2.12.0-SNAPSHOT-tests.jar
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-core/target/log4j-core-2.12.0-SNAPSHOT-sources.jar>
>>>>  to 
>>>> org.apache.logging.log4j/log4j-core/2.12.0-SNAPSHOT/log4j-core-2.12.0-SNAPSHOT-sources.jar
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-core/target/log4j-core-2.12.0-SNAPSHOT-test-sources.jar>
>>>>  to 
>>>> org.apache.logging.log4j/log4j-core/2.12.0-SNAPSHOT/log4j-core-2.12.0-SNAPSHOT-test-sources.jar
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-perf/pom.xml> to 
>>>> org.apache.logging.log4j/log4j-perf/2.12.0-SNAPSHOT/log4j-perf-2.12.0-SNAPSHOT.pom
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-samples/log4j-samples-loggerProperties/pom.xml>
>>>>  to 
>>>> org.apache.logging.log4j.samples/log4j-samples-loggerProperties/2.12.0-SNAPSHOT/log4j-samples-loggerProperties-2.12.0-SNAPSHOT.pom
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-samples/log4j-samples-flume-embedded/pom.xml>
>>>>  to 
>>>> org.apache.logging.log4j.samples/log4j-samples-flume-embedded/2.12.0-SNAPSHOT/log4j-samples-flume-embedded-2.12.0-SNAPSHOT.pom
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-liquibase/pom.xml> 
>>>> to 
>>>> org.apache.logging.log4j/log4j-liquibase/2.12.0-SNAPSHOT/log4j-liquibase-2.12.0-SNAPSHOT.pom
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-core-its/pom.xml> 
>>>> to 
>>>> org.apache.logging.log4j/log4j-core-its/2.12.0-SNAPSHOT/log4j-core-its-2.12.0-SNAPSHOT.pom
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-slf4j18-impl/pom.xml>
>>>>  to 
>>>> org.apache.logging.log4j/log4j-slf4j18-impl/2.12.0-SNAPSHOT/log4j-slf4j18-impl-2.12.0-SNAPSHOT.pom
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-web/pom.xml> to 
>>>> org.apache.logging.log4j/log4j-web/2.12.0-SNAPSHOT/log4j-web-2.12.0-SNAPSHOT.pom
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-jcl/pom.xml> to 
>>>> org.apache.logging.log4j/log4j-jcl/2.12.0-SNAPSHOT/log4j-jcl-2.12.0-SNAPSHOT.pom
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-taglib/pom.xml> to 
>>>> org.apache.logging.log4j/log4j-taglib/2.12.0-SNAPSHOT/log4j-taglib-2.12.0-SNAPSHOT.pom
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-couchdb/pom.xml> 
>>>> to 
>>>> org.apache.logging.log4j/log4j-couchdb/2.12.0-SNAPSHOT/log4j-couchdb-2.12.0-SNAPSHOT.pom
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-1.2-api/pom.xml> 
>>>> to 
>>>> org.apache.logging.log4j/log4j-1.2-api/2.12.0-SNAPSHOT/log4j-1.2-api-2.12.0-SNAPSHOT.pom
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-samples/log4j-samples-configuration/pom.xml>
>>>>  to 
>>>> org.apache.logging.log4j.samples/log4j-samples-configuration/2.12.0-SNAPSHOT/log4j-samples-configuration-2.12.0-SNAPSHOT.pom
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-osgi/pom.xml> to 
>>>> org.apache.logging.log4j/log4j-osgi/2.12.0-SNAPSHOT/log4j-osgi-2.12.0-SNAPSHOT.pom
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-core-java9/pom.xml>
>>>>  to 
>>>> org.apache.logging.log4j/log4j-core-java9/2.12.0-SNAPSHOT/log4j-core-java9-2.12.0-SNAPSHOT.pom
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-core-java9/target/log4j-core-java9-2.12.0-SNAPSHOT.zip>
>>>>  to 
>>>> org.apache.logging.log4j/log4j-core-java9/2.12.0-SNAPSHOT/log4j-core-java9-2.12.0-SNAPSHOT.zip
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-mongodb3/pom.xml> 
>>>> to 
>>>> org.apache.logging.log4j/log4j-mongodb3/2.12.0-SNAPSHOT/log4j-mongodb3-2.12.0-SNAPSHOT.pom
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-cassandra/pom.xml> 
>>>> to 
>>>> org.apache.logging.log4j/log4j-cassandra/2.12.0-SNAPSHOT/log4j-cassandra-2.12.0-SNAPSHOT.pom
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-mongodb2/pom.xml> 
>>>> to 
>>>> org.apache.logging.log4j/log4j-mongodb2/2.12.0-SNAPSHOT/log4j-mongodb2-2.12.0-SNAPSHOT.pom
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-bom/pom.xml> to 
>>>> org.apache.logging.log4j/log4j-bom/2.12.0-SNAPSHOT/log4j-bom-2.12.0-SNAPSHOT.pom
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-jul/pom.xml> to 
>>>> org.apache.logging.log4j/log4j-jul/2.12.0-SNAPSHOT/log4j-jul-2.12.0-SNAPSHOT.pom
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-slf4j-impl/pom.xml>
>>>>  to 
>>>> org.apache.logging.log4j/log4j-slf4j-impl/2.12.0-SNAPSHOT/log4j-slf4j-impl-2.12.0-SNAPSHOT.pom
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-iostreams/pom.xml> 
>>>> to 
>>>> org.apache.logging.log4j/log4j-iostreams/2.12.0-SNAPSHOT/log4j-iostreams-2.12.0-SNAPSHOT.pom
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/pom.xml> to 
>>>> org.apache.logging.log4j/log4j/2.12.0-SNAPSHOT/log4j-2.12.0-SNAPSHOT.pom
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/target/log4j-2.12.0-SNAPSHOT-site.xml>
>>>>  to 
>>>> org.apache.logging.log4j/log4j/2.12.0-SNAPSHOT/log4j-2.12.0-SNAPSHOT-site.xml
>>>> [Fast Archiver] Compressed 82.04 KB of artifacts by 78.0% relative to #3866
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-to-slf4j/pom.xml> 
>>>> to 
>>>> org.apache.logging.log4j/log4j-to-slf4j/2.12.0-SNAPSHOT/log4j-to-slf4j-2.12.0-SNAPSHOT.pom
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-samples/log4j-samples-flume-common/pom.xml>
>>>>  to 
>>>> org.apache.logging.log4j.samples/log4j-samples-flume-common/2.12.0-SNAPSHOT/log4j-samples-flume-common-2.12.0-SNAPSHOT.pom
>>>> [JENKINS] Archiving 
>>>> <https://builds.apache.org/job/Log4j%202%202.x/ws/log4j-jdbc-dbcp2/pom.xml>
>>>>  to 
>>>> org.apache.logging.log4j/log4j-jdbc-dbcp2/2.12.0-SNAPSHOT/log4j-jdbc-dbcp2-2.12.0-SNAPSHOT.pom
>>>> channel stopped
>>>> 
>>> 
>>> 
>>> 
> 
> 

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