java.lang.OutOfMemoryError: GC overhead limit exceeded
   at java.lang.SecurityManager.checkPackageAccess(SecurityManager.java:1563)
   at java.lang.Class.checkPackageAccess(Class.java:2372)
   at java.lang.Class.checkMemberAccess(Class.java:2351)
   at java.lang.Class.getMethod(Class.java:1783)
   at org.apache.lucene.store.MMapDirectory$1.run(MMapDirectory.java:160)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
   at org.apache.lucene.store.MMapDirectory.cleanMapping(MMapDirectory.java:158)
   at org.apache.lucene.store.MMapDirectory$MMapIndexInput.close(MMapDirectory.java:389)
   at org.apache.lucene.util.IOUtils.closeWhileHandlingException(IOUtils.java:78)
   at org.apache.lucene.store.Directory.copy(Directory.java:238)
   at org.apache.lucene.store.RAMDirectory.<init>(RAMDirectory.java:84)
   at org.apache.lucene.store.RAMDirectory.<init>(RAMDirectory.java:75)
   at org.netbeans.modules.parsing.lucene.LuceneIndex$DirCache.getReader(LuceneIndex.java:971)
   at org.netbeans.modules.parsing.lucene.LuceneIndex$DirCache.getStatus(LuceneIndex.java:836)
   at org.netbeans.modules.parsing.lucene.LuceneIndex.getStatus(LuceneIndex.java:513)
   at org.netbeans.modules.parsing.lucene.DocumentIndexImpl.getStatus(DocumentIndexImpl.java:172)
   at org.netbeans.modules.parsing.impl.indexing.lucene.LayeredDocumentIndex.getStatus(LayeredDocumentIndex.java:110)
   at org.netbeans.modules.parsing.spi.indexing.support.IndexingSupport.isValid(IndexingSupport.java:114)
   at org.netbeans.modules.jumpto.file.FileIndexer$Factory.scanStarted(FileIndexer.java:106)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.doStartCustomIndexer(RepositoryUpdater.java:2477)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.customIndexersScanStarted(RepositoryUpdater.java:2459)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.scanStarted(RepositoryUpdater.java:2420)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work$3.call(RepositoryUpdater.java:3313)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work$3.call(RepositoryUpdater.java:3281)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$4.run(RepositoryUpdater.java:2150)
   at org.openide.util.lookup.Lookups.executeWith(Lookups.java:304)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater.runInContext(RepositoryUpdater.java:2146)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater.runInContext(RepositoryUpdater.java:2127)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater.access$1500(RepositoryUpdater.java:159)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.scanFiles(RepositoryUpdater.java:3281)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$FileListWork.getDone(RepositoryUpdater.java:3800)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.doTheWork(RepositoryUpdater.java:3435)