[ 
https://issues.apache.org/jira/browse/NETBEANS-2956?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Travis updated NETBEANS-2956:
-----------------------------
    Comment: was deleted

(was: Ok, it took me over 4 hours of effort, but I finally narrowed things down 
to a tiny project which demonstrates a specific bug.  I will attach a .zip here 
soon.

 

The exception I get during background scan on this project is:

 

java.lang.AssertionError: Analyzer error when processing: container.drink(new 
FooBuilder<Bat>(slug).matches(bug));java.lang.AssertionError: Analyzer error 
when processing: container.drink(new FooBuilder<Bat>(slug).matches(bug)); at 
jdk.compiler/com.sun.tools.javac.util.Assert.error(Assert.java:162) at 
jdk.compiler/com.sun.tools.javac.comp.Analyzer.doAnalysis(Analyzer.java:568) at 
jdk.compiler/com.sun.tools.javac.comp.Analyzer$2.flush(Analyzer.java:539) at 
jdk.compiler/com.sun.tools.javac.comp.Analyzer.flush(Analyzer.java:576) at 
jdk.compiler/com.sun.tools.javac.main.JavaCompiler.flow(JavaCompiler.java:1407) 
at 
jdk.compiler/com.sun.tools.javac.main.JavaCompiler.flow(JavaCompiler.java:1375) 
at 
jdk.compiler/com.sun.tools.javac.api.JavacTaskImpl$1.process(JavacTaskImpl.java:396)
 at 
jdk.compiler/com.sun.tools.javac.api.JavacTaskImpl$Filter.run(JavacTaskImpl.java:506)
 at 
jdk.compiler/com.sun.tools.javac.api.JavacTaskImpl.analyze(JavacTaskImpl.java:399)[catch]
 at 
org.netbeans.modules.java.source.indexing.VanillaCompileWorker.compile(VanillaCompileWorker.java:245)
 at 
org.netbeans.modules.java.source.indexing.JavaCustomIndexer.index(JavaCustomIndexer.java:361)
 at 
org.netbeans.modules.parsing.spi.indexing.Indexable$MyAccessor$2.run(Indexable.java:138)
 at 
org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater.runIndexer(RepositoryUpdater.java:275)
 at 
org.netbeans.modules.parsing.spi.indexing.Indexable$MyAccessor.index(Indexable.java:136)
 at 
org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.doIndex(RepositoryUpdater.java:2750)
 at 
org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.access$800(RepositoryUpdater.java:2154)
 at 
org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work$1.run(RepositoryUpdater.java:2636)
 at 
org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work$1.run(RepositoryUpdater.java:2634)
 at 
org.netbeans.modules.parsing.impl.indexing.errors.TaskCache.refreshTransaction(TaskCache.java:540)
 at 
org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.index(RepositoryUpdater.java:2634)
 at 
org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work$3.call(RepositoryUpdater.java:3300)
 at 
org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work$3.call(RepositoryUpdater.java:3255)
 at 
org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$4.run(RepositoryUpdater.java:2127)
 at org.openide.util.lookup.Lookups.executeWith(Lookups.java:279) at 
org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater.runInContext(RepositoryUpdater.java:2123)
 at 
org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater.runInContext(RepositoryUpdater.java:2104)
 at 
org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater.access$1500(RepositoryUpdater.java:136)
 at 
org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.scanFiles(RepositoryUpdater.java:3255)
 at 
org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$FileListWork.getDone(RepositoryUpdater.java:3785)
 at 
org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.doTheWork(RepositoryUpdater.java:3420)
 at 
org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task._run(RepositoryUpdater.java:6183)
 at 
org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task.access$4300(RepositoryUpdater.java:5834)
 at 
org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task$2$1.run(RepositoryUpdater.java:6099)
 at org.openide.util.lookup.Lookups.executeWith(Lookups.java:279) at 
org.netbeans.modules.parsing.impl.RunWhenScanFinishedSupport.performScan(RunWhenScanFinishedSupport.java:83)
 at 
org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task$2.call(RepositoryUpdater.java:6095)
 at 
org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task$2.call(RepositoryUpdater.java:6091)
 at 
org.netbeans.modules.masterfs.filebasedfs.utils.FileChangedManager.priorityIO(FileChangedManager.java:153)
 at 
org.netbeans.modules.masterfs.providers.ProvidedExtensions.priorityIO(ProvidedExtensions.java:335)
 at 
org.netbeans.modules.parsing.nb.DataObjectEnvFactory.runPriorityIO(DataObjectEnvFactory.java:118)
 at 
org.netbeans.modules.parsing.impl.Utilities.runPriorityIO(Utilities.java:67) at 
org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task.run(RepositoryUpdater.java:6091)
 at 
java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515)
 at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264) at 
org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1418) at 
org.netbeans.modules.openide.util.GlobalLookup.execute(GlobalLookup.java:45) at 
org.openide.util.lookup.Lookups.executeWith(Lookups.java:278) at 
org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2033))

> AssertionError during background scan of a Java 12 project
> ----------------------------------------------------------
>
>                 Key: NETBEANS-2956
>                 URL: https://issues.apache.org/jira/browse/NETBEANS-2956
>             Project: NetBeans
>          Issue Type: Bug
>          Components: java - Source
>    Affects Versions: 11.0, 11.1
>            Reporter: Travis
>            Priority: Major
>
> It seems that there are still some tricky bugs lurking in Netbeans when 
> running with Java 12 projects open.
>  
> My environment is:
> Netbeans 11.1 <-- a totally fresh installation, no plugins installed (not 
> even nb-javac)
> OpenJDK 12 <-- Netbeans is running on this JDK, and also my project is built 
> using this JDK
> Gradle 5.5
> Windows 10
>  
> During background scan of the attached project, I get the following 
> exception: 
> java.lang.AssertionError: Analyzer error when processing: container.drink(new 
> FooBuilder<Bat>(slug).matches(bug));java.lang.AssertionError: Analyzer error 
> when processing: container.drink(new FooBuilder<Bat>(slug).matches(bug)); at 
> jdk.compiler/com.sun.tools.javac.util.Assert.error(Assert.java:162) at 
> jdk.compiler/com.sun.tools.javac.comp.Analyzer.doAnalysis(Analyzer.java:568) 
> at jdk.compiler/com.sun.tools.javac.comp.Analyzer$2.flush(Analyzer.java:539) 
> at jdk.compiler/com.sun.tools.javac.comp.Analyzer.flush(Analyzer.java:576) at 
> jdk.compiler/com.sun.tools.javac.main.JavaCompiler.flow(JavaCompiler.java:1407)
>  at 
> jdk.compiler/com.sun.tools.javac.main.JavaCompiler.flow(JavaCompiler.java:1375)
>  at 
> jdk.compiler/com.sun.tools.javac.api.JavacTaskImpl$1.process(JavacTaskImpl.java:396)
>  at 
> jdk.compiler/com.sun.tools.javac.api.JavacTaskImpl$Filter.run(JavacTaskImpl.java:506)
>  at 
> jdk.compiler/com.sun.tools.javac.api.JavacTaskImpl.analyze(JavacTaskImpl.java:399)[catch]
>  at 
> org.netbeans.modules.java.source.indexing.VanillaCompileWorker.compile(VanillaCompileWorker.java:245)
>  at 
> org.netbeans.modules.java.source.indexing.JavaCustomIndexer.index(JavaCustomIndexer.java:361)
>  at 
> org.netbeans.modules.parsing.spi.indexing.Indexable$MyAccessor$2.run(Indexable.java:138)
>  at 
> org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater.runIndexer(RepositoryUpdater.java:275)
>  at 
> org.netbeans.modules.parsing.spi.indexing.Indexable$MyAccessor.index(Indexable.java:136)
>  at 
> org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.doIndex(RepositoryUpdater.java:2750)
>  at 
> org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.access$800(RepositoryUpdater.java:2154)
>  at 
> org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work$1.run(RepositoryUpdater.java:2636)
>  at 
> org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work$1.run(RepositoryUpdater.java:2634)
>  at 
> org.netbeans.modules.parsing.impl.indexing.errors.TaskCache.refreshTransaction(TaskCache.java:540)
>  at 
> org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.index(RepositoryUpdater.java:2634)
>  at 
> org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work$3.call(RepositoryUpdater.java:3300)
>  at 
> org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work$3.call(RepositoryUpdater.java:3255)
>  at 
> org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$4.run(RepositoryUpdater.java:2127)
>  at org.openide.util.lookup.Lookups.executeWith(Lookups.java:279) at 
> org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater.runInContext(RepositoryUpdater.java:2123)
>  at 
> org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater.runInContext(RepositoryUpdater.java:2104)
>  at 
> org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater.access$1500(RepositoryUpdater.java:136)
>  at 
> org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.scanFiles(RepositoryUpdater.java:3255)
>  at 
> org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$FileListWork.getDone(RepositoryUpdater.java:3785)
>  at 
> org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.doTheWork(RepositoryUpdater.java:3420)
>  at 
> org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task._run(RepositoryUpdater.java:6183)
>  at 
> org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task.access$4300(RepositoryUpdater.java:5834)
>  at 
> org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task$2$1.run(RepositoryUpdater.java:6099)
>  at org.openide.util.lookup.Lookups.executeWith(Lookups.java:279) at 
> org.netbeans.modules.parsing.impl.RunWhenScanFinishedSupport.performScan(RunWhenScanFinishedSupport.java:83)
>  at 
> org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task$2.call(RepositoryUpdater.java:6095)
>  at 
> org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task$2.call(RepositoryUpdater.java:6091)
>  at 
> org.netbeans.modules.masterfs.filebasedfs.utils.FileChangedManager.priorityIO(FileChangedManager.java:153)
>  at 
> org.netbeans.modules.masterfs.providers.ProvidedExtensions.priorityIO(ProvidedExtensions.java:335)
>  at 
> org.netbeans.modules.parsing.nb.DataObjectEnvFactory.runPriorityIO(DataObjectEnvFactory.java:118)
>  at 
> org.netbeans.modules.parsing.impl.Utilities.runPriorityIO(Utilities.java:67) 
> at 
> org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task.run(RepositoryUpdater.java:6091)
>  at 
> java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515)
>  at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264) at 
> org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1418) at 
> org.netbeans.modules.openide.util.GlobalLookup.execute(GlobalLookup.java:45) 
> at org.openide.util.lookup.Lookups.executeWith(Lookups.java:278) at 
> org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2033)



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