wow, nice finding, both for reporting and finding/fixing the root cause Le lundi 9 novembre 2020, 21:47:53 CET Robert Scholte a écrit : > For those interested, root cause has been found and fixed.[1] > > thanks, > Robert > > [1] https://github.com/apache/maven/commit/a89a3d315d335a2ca670b3d0ec7eab41c > 5354ea3 On 5-11-2020 12:10:20, Robert Scholte <rfscho...@apache.org> wrote: > What's interesting is that MNG-6999 introduced the issue (right?), which is > mainly about proper lexicalHandler processing. > AbstractModelSourceTransformer.java [1] is most likely the root cause > > Regarding build/consumer this commit is relatively small, so a bigger chance > to fix it. > > Robert > > [1] https://github.com/apache/maven/commit/e7eef9d34f15a5da5c36f51fea11dc645 > 875d143/#diff-7b360a99383759ea66111f9c11dd617a09227ab0d0ed4712993b683bfad181 > 95 > > > On 5-11-2020 10:19:05, Michael Osipov <micha...@apache.org> wrote: > Of couse, I prefer a fix too, but as you can see our testbed's coverage > isn't good enough to find race conditions. > I can provide you SSH access to a box to recreate, test and fix that > issue if you like. > > Michael > > Am 2020-11-04 um 23:48 schrieb Robert Scholte: > > I hope we can focus on a fix instead a revert, this concept is quite > > critical if we ever want to move Maven forward. There's actually a second > > branch waiting to be merged to solve the reverse order of modules when > > using build/consumer. I'll try to have a look this weekend, and of course > > any help here is appreciated. > > > > thanks, > > Robert > > > > On 3-11-2020 12:23:55, Michael Osipov wrote: > > Folks, > > > > just tried to run tests with latest master and Maven is fundamentally > > > > broken for me regardless of the project or Java vesion: > >> $ > >> ~/apache-maven-3.7.0-SNAPSHOT-e7eef9d34f15a5da5c36f51fea11dc645875d143/b > >> in/mvn -V package Apache Maven 3.7.0-SNAPSHOT > >> (e7eef9d34f15a5da5c36f51fea11dc645875d143) Maven home: > >> /home/mosipov/apache-maven-3.7.0-SNAPSHOT-e7eef9d34f15a5da5c36f51fea11dc > >> 645875d143 Java version: 1.8.0_265, vendor: OpenJDK BSD Porting Team, > >> runtime: /usr/local/openjdk8/jre Default locale: de_DE, platform > >> encoding: UTF-8 > >> OS name: "freebsd", version: "12.2-stable", arch: "amd64", family: "unix" > >> [INFO] Scanning for projects... > >> ERROR: 'Pipe not connected' > >> ERROR: 'Pipe not connected' > >> [ERROR] [ERROR] Some problems were encountered while processing the POMs: > >> [FATAL] input contained no data @ > >> [FATAL] input contained no data @ > >> @ > >> [ERROR] The build could not read 2 projects -> [Help 1] > >> [ERROR] > >> [ERROR] The project > >> org.apache.maven.resolver:maven-resolver-transport-http:1.6.2-SNAPSHOT > >> (/var/mosipov/Projekte/maven-resolver/maven-resolver-transport-http/pom. > >> xml) has 1 error [ERROR] input contained no data > >> [ERROR] > >> [ERROR] The project > >> org.apache.maven.resolver:maven-resolver-synccontext-global:1.6.2-SNAPSH > >> OT > >> (/var/mosipov/Projekte/maven-resolver/maven-resolver-synccontext-global/ > >> pom.xml) has 1 error [ERROR] input contained no data > >> [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/ProjectBuildingExceptio > >> n> > > but the previous commit: > >> $ > >> ~/apache-maven-3.7.0-SNAPSHOT-449e6dc9db8152b1c67728a0fb8b16dc04e8976f/b > >> in/mvn -V package Apache Maven 3.7.0-SNAPSHOT > >> (449e6dc9db8152b1c67728a0fb8b16dc04e8976f) Maven home: > >> /home/mosipov/apache-maven-3.7.0-SNAPSHOT-449e6dc9db8152b1c67728a0fb8b16 > >> dc04e8976f Java version: 1.8.0_265, vendor: OpenJDK BSD Porting Team, > >> runtime: /usr/local/openjdk8/jre Default locale: de_DE, platform > >> encoding: UTF-8 > >> OS name: "freebsd", version: "12.2-stable", arch: "amd64", family: "unix" > >> [INFO] Scanning for projects... > >> [INFO] > >> ------------------------------------------------------------------------ > >> [INFO] Reactor Build Order: > >> [INFO] > >> [INFO] Maven Artifact Resolver [pom] > >> [INFO] Maven Artifact Resolver API [jar] > >> [INFO] Maven Artifact Resolver SPI [jar] > >> [INFO] Maven Artifact Resolver Test Utilities [jar] > >> [INFO] Maven Artifact Resolver Utilities [jar] > >> [INFO] Maven Artifact Resolver Implementation [jar] > >> [INFO] Maven Artifact Resolver Connector Basic [jar] > >> [INFO] Maven Artifact Resolver Transport Classpath [jar] > >> [INFO] Maven Artifact Resolver Transport File [jar] > >> [INFO] Maven Artifact Resolver Transport HTTP [jar] > >> [INFO] Maven Artifact Resolver Transport Wagon [jar] > >> [INFO] Maven Artifact Resolver Demos [pom] > >> [INFO] Maven Artifact Resolver Demo Snippets [jar] > >> [INFO] Maven Artifact Resolver Demo Maven Plugin [maven-plugin] > >> [INFO] Maven Artifact Resolver Sync Context Global [jar] > > > > The "pipe not connected" happens in more than 50% of all cases. > > When running Core ITs some ITs just hang forever. > > > >>From googling, this is a race condition in the code. > >> > > Debug output: > >> [ERROR] [ERROR] Some problems were encountered while processing the POMs: > >> [FATAL] input contained no data @ > >> @ > >> [ERROR] The build could not read 1 project -> [Help 1] > >> org.apache.maven.project.ProjectBuildingException: Some problems were > >> encountered while processing the POMs: [FATAL] input contained no data @ > >> > >> at org.apache.maven.project.DefaultProjectBuilder.build > >> (DefaultProjectBuilder.java:438) at > >> org.apache.maven.project.collector.DefaultProjectsCollector.collectProje > >> cts (DefaultProjectsCollector.java:62) at > >> org.apache.maven.project.collector.MultiModuleCollectionStrategy.collect > >> Projects (MultiModuleCollectionStrategy.java:72) at > >> org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor > >> (DefaultGraphBuilder.java:426) at > >> org.apache.maven.graph.DefaultGraphBuilder.build > >> (DefaultGraphBuilder.java:97) at > >> org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:557) at > >> org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:233) at > >> org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:206) at > >> org.apache.maven.DefaultMaven.execute (DefaultMaven.java:119) > >> at org.apache.maven.cli.MavenCli.execute (MavenCli.java:982) > >> at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:296) > >> at org.apache.maven.cli.MavenCli.main (MavenCli.java:200) > >> at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method) > >> at sun.reflect.NativeMethodAccessorImpl.invoke > >> (NativeMethodAccessorImpl.java:62) at > >> sun.reflect.DelegatingMethodAccessorImpl.invoke > >> (DelegatingMethodAccessorImpl.java:43) at > >> java.lang.reflect.Method.invoke (Method.java:498) > >> at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced > >> (Launcher.java:282) at > >> org.codehaus.plexus.classworlds.launcher.Launcher.launch > >> (Launcher.java:225) at > >> org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode > >> (Launcher.java:406) at > >> org.codehaus.plexus.classworlds.launcher.Launcher.main > >> (Launcher.java:347) [ERROR] > >> [ERROR] The project > >> org.apache.maven.resolver:maven-resolver-transport-http:1.6.2-SNAPSHOT > >> (/var/mosipov/Projekte/maven-resolver/maven-resolver-transport-http/pom. > >> xml) has 1 error [ERROR] input contained no data > >> java.io.EOFException: input contained no data > >> at org.codehaus.plexus.util.xml.pull.MXParser.fillBuf > >> (MXParser.java:3694) > >> at org.codehaus.plexus.util.xml.pull.MXParser.more (MXParser.java:3776) > >> at org.codehaus.plexus.util.xml.pull.MXParser.parseProlog > >> (MXParser.java:1717) at > >> org.codehaus.plexus.util.xml.pull.MXParser.nextImpl (MXParser.java:1700) > >> at org.codehaus.plexus.util.xml.pull.MXParser.next (MXParser.java:1319) > >> at org.apache.maven.model.io.xpp3.MavenXpp3Reader.read > >> (MavenXpp3Reader.java:3876) at > >> org.apache.maven.model.io.xpp3.MavenXpp3Reader.read > >> (MavenXpp3Reader.java:595) at > >> org.apache.maven.model.io.DefaultModelReader.read > >> (DefaultModelReader.java:149) at > >> org.apache.maven.model.io.DefaultModelReader.read > >> (DefaultModelReader.java:122) at > >> org.apache.maven.model.io.DefaultModelReader.read > >> (DefaultModelReader.java:94) at > >> org.apache.maven.model.building.DefaultModelProcessor.read > >> (DefaultModelProcessor.java:97) at > >> org.apache.maven.model.building.DefaultModelBuilder.readModel > >> (DefaultModelBuilder.java:670) at > >> org.apache.maven.model.building.DefaultModelBuilder.build > >> (DefaultModelBuilder.java:293) at > >> org.apache.maven.project.DefaultProjectBuilder.build > >> (DefaultProjectBuilder.java:492) at > >> org.apache.maven.project.DefaultProjectBuilder.build > >> (DefaultProjectBuilder.java:456) at > >> org.apache.maven.project.DefaultProjectBuilder.build > >> (DefaultProjectBuilder.java:605) at > >> org.apache.maven.project.DefaultProjectBuilder.build > >> (DefaultProjectBuilder.java:456) at > >> org.apache.maven.project.DefaultProjectBuilder.build > >> (DefaultProjectBuilder.java:420) at > >> org.apache.maven.project.collector.DefaultProjectsCollector.collectProje > >> cts (DefaultProjectsCollector.java:62) at > >> org.apache.maven.project.collector.MultiModuleCollectionStrategy.collect > >> Projects (MultiModuleCollectionStrategy.java:72) at > >> org.apache.maven.graph.DefaultGraphBuilder.getProjectsForMavenReactor > >> (DefaultGraphBuilder.java:426) at > >> org.apache.maven.graph.DefaultGraphBuilder.build > >> (DefaultGraphBuilder.java:97) at > >> org.apache.maven.DefaultMaven.buildGraph (DefaultMaven.java:557) at > >> org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:233) at > >> org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:206) at > >> org.apache.maven.DefaultMaven.execute (DefaultMaven.java:119) > >> at org.apache.maven.cli.MavenCli.execute (MavenCli.java:982) > >> at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:296) > >> at org.apache.maven.cli.MavenCli.main (MavenCli.java:200) > >> at sun.reflect.NativeMethodAccessorImpl.invoke0 (Native Method) > >> at sun.reflect.NativeMethodAccessorImpl.invoke > >> (NativeMethodAccessorImpl.java:62) at > >> sun.reflect.DelegatingMethodAccessorImpl.invoke > >> (DelegatingMethodAccessorImpl.java:43) at > >> java.lang.reflect.Method.invoke (Method.java:498) > >> at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced > >> (Launcher.java:282) at > >> org.codehaus.plexus.classworlds.launcher.Launcher.launch > >> (Launcher.java:225) at > >> org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode > >> (Launcher.java:406) at > >> org.codehaus.plexus.classworlds.launcher.Launcher.main > >> (Launcher.java:347) [ERROR] > >> [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/ProjectBuildingExceptio > >> n mosipov@bsd1srv:~/var/Projekte/maven-resolver (master=) > > > > Robert, please revise the code otherwise I will have to revert the > > offending commit. > > > > Michael > > > > --------------------------------------------------------------------- > > To unsubscribe, e-mail: dev-unsubscr...@maven.apache.org > > For additional commands, e-mail: dev-h...@maven.apache.org > > --------------------------------------------------------------------- > To unsubscribe, e-mail: dev-unsubscr...@maven.apache.org > For additional commands, e-mail: dev-h...@maven.apache.org
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