See <https://builds.apache.org/job/PDFBox-2.0.x-jdk6/org.apache.pdfbox$pdfbox-examples/6/display/redirect>
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org/apache/pdfbox/pdmodel/PDDocumentNameDictionary.class(org/apache/pdfbox/pdmodel:PDDocumentNameDictionary.class)] [INFO] [loading org/apache/pdfbox/pdmodel/PDEmbeddedFilesNameTreeNode.class(org/apache/pdfbox/pdmodel:PDEmbeddedFilesNameTreeNode.class)] [INFO] [loading org/apache/pdfbox/pdmodel/common/filespecification/PDComplexFileSpecification.class(org/apache/pdfbox/pdmodel/common/filespecification:PDComplexFileSpecification.class)] [INFO] [loading org/apache/pdfbox/pdmodel/common/filespecification/PDEmbeddedFile.class(org/apache/pdfbox/pdmodel/common/filespecification:PDEmbeddedFile.class)] [INFO] [loading org/apache/pdfbox/text/PDFTextStripperByArea.class(org/apache/pdfbox/text:PDFTextStripperByArea.class)] [INFO] [loading java/awt/Rectangle.class(java/awt:Rectangle.class)] [INFO] [loading org/apache/xmpbox/schema/AdobePDFSchema.class(org/apache/xmpbox/schema:AdobePDFSchema.class)] [INFO] [loading org/apache/pdfbox/pdmodel/interactive/action/PDActionGoTo.class(org/apache/pdfbox/pdmodel/interactive/action:PDActionGoTo.class)] [INFO] [loading org/apache/pdfbox/pdmodel/interactive/documentnavigation/destination/PDDestination.class(org/apache/pdfbox/pdmodel/interactive/documentnavigation/destination:PDDestination.class)] [INFO] [loading org/apache/pdfbox/pdmodel/interactive/documentnavigation/outline/PDDocumentOutline.class(org/apache/pdfbox/pdmodel/interactive/documentnavigation/outline:PDDocumentOutline.class)] [INFO] [loading org/apache/pdfbox/pdmodel/interactive/documentnavigation/outline/PDOutlineItem.class(org/apache/pdfbox/pdmodel/interactive/documentnavigation/outline:PDOutlineItem.class)] [INFO] [loading org/apache/pdfbox/pdmodel/font/PDType0Font.class(org/apache/pdfbox/pdmodel/font:PDType0Font.class)] [INFO] [loading org/apache/pdfbox/pdmodel/graphics/image/PDImageXObject.class(org/apache/pdfbox/pdmodel/graphics/image:PDImageXObject.class)] [INFO] [loading java/lang/reflect/InvocationTargetException.class(java/lang/reflect:InvocationTargetException.class)] [INFO] [loading java/lang/reflect/Method.class(java/lang/reflect:Method.class)] [INFO] [loading org/apache/pdfbox/pdmodel/interactive/action/PDAction.class(org/apache/pdfbox/pdmodel/interactive/action:PDAction.class)] [INFO] [loading org/apache/pdfbox/pdmodel/interactive/action/PDActionURI.class(org/apache/pdfbox/pdmodel/interactive/action:PDActionURI.class)] [INFO] [loading org/apache/pdfbox/pdmodel/interactive/form/PDSignatureField.class(org/apache/pdfbox/pdmodel/interactive/form:PDSignatureField.class)] [INFO] [loading java/io/RandomAccessFile.class(java/io:RandomAccessFile.class)] [INFO] [loading java/security/KeyStore.class(java/security:KeyStore.class)] [INFO] [loading java/security/KeyStoreException.class(java/security:KeyStoreException.class)] [INFO] [loading java/security/UnrecoverableKeyException.class(java/security:UnrecoverableKeyException.class)] [INFO] [loading org/apache/pdfbox/pdmodel/interactive/digitalsignature/ExternalSigningSupport.class(org/apache/pdfbox/pdmodel/interactive/digitalsignature:ExternalSigningSupport.class)] [INFO] [loading org/apache/pdfbox/pdmodel/interactive/digitalsignature/SignatureInterface.class(org/apache/pdfbox/pdmodel/interactive/digitalsignature:SignatureInterface.class)] [INFO] [loading org/apache/pdfbox/pdmodel/interactive/digitalsignature/SignatureOptions.class(org/apache/pdfbox/pdmodel/interactive/digitalsignature:SignatureOptions.class)] [INFO] [loading org/apache/pdfbox/pdmodel/interactive/digitalsignature/visible/PDVisibleSigProperties.class(org/apache/pdfbox/pdmodel/interactive/digitalsignature/visible:PDVisibleSigProperties.class)] [INFO] [loading org/apache/pdfbox/pdmodel/interactive/digitalsignature/visible/PDVisibleSignDesigner.class(org/apache/pdfbox/pdmodel/interactive/digitalsignature/visible:PDVisibleSignDesigner.class)] [INFO] [loading java/security/PrivateKey.class(java/security:PrivateKey.class)] [INFO] [loading org/bouncycastle/cms/CMSSignedDataGenerator.class(org/bouncycastle/cms:CMSSignedDataGenerator.class)] [INFO] [loading org/bouncycastle/cms/jcajce/JcaSignerInfoGeneratorBuilder.class(org/bouncycastle/cms/jcajce:JcaSignerInfoGeneratorBuilder.class)] [INFO] [loading org/bouncycastle/operator/ContentSigner.class(org/bouncycastle/operator:ContentSigner.class)] [INFO] [loading org/bouncycastle/operator/jcajce/JcaContentSignerBuilder.class(org/bouncycastle/operator/jcajce:JcaContentSignerBuilder.class)] [INFO] [loading org/bouncycastle/operator/jcajce/JcaDigestCalculatorProviderBuilder.class(org/bouncycastle/operator/jcajce:JcaDigestCalculatorProviderBuilder.class)] [INFO] [loading org/apache/pdfbox/pdmodel/interactive/annotation/PDAnnotationRubberStamp.class(org/apache/pdfbox/pdmodel/interactive/annotation:PDAnnotationRubberStamp.class)] [INFO] [loading org/apache/pdfbox/pdmodel/graphics/PDXObject.class(org/apache/pdfbox/pdmodel/graphics:PDXObject.class)] [INFO] [loading org/apache/pdfbox/pdmodel/graphics/form/PDFormXObject.class(org/apache/pdfbox/pdmodel/graphics/form:PDFormXObject.class)] [INFO] [loading org/apache/pdfbox/contentstream/operator/DrawObject.class(org/apache/pdfbox/contentstream/operator:DrawObject.class)] [INFO] [loading org/apache/pdfbox/contentstream/operator/Operator.class(org/apache/pdfbox/contentstream/operator:Operator.class)] [INFO] [loading org/apache/pdfbox/contentstream/operator/state/Concatenate.class(org/apache/pdfbox/contentstream/operator/state:Concatenate.class)] [INFO] [loading org/apache/pdfbox/contentstream/operator/state/Restore.class(org/apache/pdfbox/contentstream/operator/state:Restore.class)] [INFO] [loading org/apache/pdfbox/contentstream/operator/state/Save.class(org/apache/pdfbox/contentstream/operator/state:Save.class)] [INFO] [loading org/apache/pdfbox/contentstream/operator/state/SetGraphicsStateParameters.class(org/apache/pdfbox/contentstream/operator/state:SetGraphicsStateParameters.class)] [INFO] [loading org/apache/pdfbox/contentstream/operator/state/SetMatrix.class(org/apache/pdfbox/contentstream/operator/state:SetMatrix.class)] [INFO] [loading org/apache/pdfbox/pdmodel/font/PDTrueTypeFont.class(org/apache/pdfbox/pdmodel/font:PDTrueTypeFont.class)] [INFO] [loading org/apache/pdfbox/pdmodel/font/encoding/WinAnsiEncoding.class(org/apache/pdfbox/pdmodel/font/encoding:WinAnsiEncoding.class)] [INFO] [loading org/apache/pdfbox/pdmodel/interactive/form/PDCheckBox.class(org/apache/pdfbox/pdmodel/interactive/form:PDCheckBox.class)] [INFO] [loading org/apache/pdfbox/pdmodel/interactive/form/PDComboBox.class(org/apache/pdfbox/pdmodel/interactive/form:PDComboBox.class)] [INFO] [loading org/apache/pdfbox/pdmodel/interactive/form/PDListBox.class(org/apache/pdfbox/pdmodel/interactive/form:PDListBox.class)] [INFO] [loading org/apache/pdfbox/pdmodel/interactive/form/PDRadioButton.class(org/apache/pdfbox/pdmodel/interactive/form:PDRadioButton.class)] [INFO] [loading org/apache/lucene/analysis/Analyzer.class(org/apache/lucene/analysis:Analyzer.class)] [INFO] [loading org/apache/lucene/analysis/standard/StandardAnalyzer.class(org/apache/lucene/analysis/standard:StandardAnalyzer.class)] [INFO] [loading org/apache/lucene/document/Document.class(org/apache/lucene/document:Document.class)] [INFO] [loading org/apache/lucene/index/IndexWriter.class(org/apache/lucene/index:IndexWriter.class)] [INFO] [loading org/apache/lucene/index/IndexWriterConfig.class(org/apache/lucene/index:IndexWriterConfig.class)] [INFO] [loading org/apache/lucene/index/IndexWriterConfig$OpenMode.class(org/apache/lucene/index:IndexWriterConfig$OpenMode.class)] [INFO] [loading org/apache/lucene/index/Term.class(org/apache/lucene/index:Term.class)] [INFO] [loading org/apache/lucene/store/Directory.class(org/apache/lucene/store:Directory.class)] [INFO] [loading org/apache/lucene/store/FSDirectory.class(org/apache/lucene/store:FSDirectory.class)] [INFO] [loading org/apache/lucene/util/Version.class(org/apache/lucene/util:Version.class)] [INFO] [loading java/util/SortedMap.class(java/util:SortedMap.class)] [INFO] [loading java/util/TreeMap.class(java/util:TreeMap.class)] [INFO] [loading org/apache/pdfbox/pdmodel/graphics/color/PDColorSpace.class(org/apache/pdfbox/pdmodel/graphics/color:PDColorSpace.class)] [INFO] [loading org/apache/pdfbox/pdmodel/graphics/color/PDPattern.class(org/apache/pdfbox/pdmodel/graphics/color:PDPattern.class)] [INFO] [loading org/apache/pdfbox/pdmodel/graphics/pattern/PDTilingPattern.class(org/apache/pdfbox/pdmodel/graphics/pattern:PDTilingPattern.class)] [INFO] [loading org/apache/pdfbox/pdmodel/interactive/annotation/PDAppearanceDictionary.class(org/apache/pdfbox/pdmodel/interactive/annotation:PDAppearanceDictionary.class)] [INFO] [loading org/apache/pdfbox/pdmodel/interactive/annotation/PDAppearanceEntry.class(org/apache/pdfbox/pdmodel/interactive/annotation:PDAppearanceEntry.class)] [INFO] [loading org/apache/pdfbox/pdmodel/interactive/annotation/PDAppearanceStream.class(org/apache/pdfbox/pdmodel/interactive/annotation:PDAppearanceStream.class)] [INFO] [loading org/apache/pdfbox/pdmodel/interactive/annotation/PDBorderStyleDictionary.class(org/apache/pdfbox/pdmodel/interactive/annotation:PDBorderStyleDictionary.class)] [INFO] [loading org/apache/pdfbox/pdmodel/common/PDStream.class(org/apache/pdfbox/pdmodel/common:PDStream.class)] [INFO] [loading org/apache/pdfbox/pdmodel/font/PDCIDFont.class(org/apache/pdfbox/pdmodel/font:PDCIDFont.class)] [INFO] [loading org/apache/pdfbox/pdmodel/font/PDCIDFontType2.class(org/apache/pdfbox/pdmodel/font:PDCIDFontType2.class)] [INFO] [loading org/apache/pdfbox/pdmodel/font/PDFontDescriptor.class(org/apache/pdfbox/pdmodel/font:PDFontDescriptor.class)] [INFO] [loading org/apache/fontbox/ttf/TTFParser.class(org/apache/fontbox/ttf:TTFParser.class)] [INFO] [loading org/apache/fontbox/ttf/TrueTypeFont.class(org/apache/fontbox/ttf:TrueTypeFont.class)] [INFO] [loading java/text/NumberFormat.class(java/text:NumberFormat.class)] [INFO] [loading java/util/Locale.class(java/util:Locale.class)] [INFO] [loading org/bouncycastle/asn1/x500/RDN.class(org/bouncycastle/asn1/x500:RDN.class)] [INFO] [loading org/bouncycastle/asn1/x500/X500Name.class(org/bouncycastle/asn1/x500:X500Name.class)] [INFO] [loading org/bouncycastle/asn1/x500/style/BCStyle.class(org/bouncycastle/asn1/x500/style:BCStyle.class)] [INFO] [loading org/bouncycastle/asn1/x500/style/IETFUtils.class(org/bouncycastle/asn1/x500/style:IETFUtils.class)] [INFO] [loading org/apache/pdfbox/pdmodel/interactive/documentnavigation/destination/PDNamedDestination.class(org/apache/pdfbox/pdmodel/interactive/documentnavigation/destination:PDNamedDestination.class)] [INFO] [loading org/apache/pdfbox/pdmodel/interactive/documentnavigation/destination/PDPageDestination.class(org/apache/pdfbox/pdmodel/interactive/documentnavigation/destination:PDPageDestination.class)] [INFO] [loading org/apache/pdfbox/pdmodel/interactive/documentnavigation/outline/PDOutlineNode.class(org/apache/pdfbox/pdmodel/interactive/documentnavigation/outline:PDOutlineNode.class)] [INFO] [loading org/apache/pdfbox/text/TextPosition.class(org/apache/pdfbox/text:TextPosition.class)] [INFO] [loading org/apache/pdfbox/multipdf/LayerUtility.class(org/apache/pdfbox/multipdf:LayerUtility.class)] [INFO] [loading org/apache/pdfbox/pdmodel/graphics/blend/BlendMode.class(org/apache/pdfbox/pdmodel/graphics/blend:BlendMode.class)] [INFO] [loading org/apache/pdfbox/pdmodel/graphics/state/PDExtendedGraphicsState.class(org/apache/pdfbox/pdmodel/graphics/state:PDExtendedGraphicsState.class)] [INFO] [loading java/security/cert/CertificateParsingException.class(java/security/cert:CertificateParsingException.class)] [INFO] [loading org/bouncycastle/asn1/x509/KeyPurposeId.class(org/bouncycastle/asn1/x509:KeyPurposeId.class)] [INFO] [loading java/security/PublicKey.class(java/security:PublicKey.class)] [INFO] [loading java/security/cert/CertPathBuilder.class(java/security/cert:CertPathBuilder.class)] [INFO] [loading java/security/cert/CertPathBuilderException.class(java/security/cert:CertPathBuilderException.class)] [INFO] [loading java/security/cert/CertStore.class(java/security/cert:CertStore.class)] [INFO] [loading java/security/cert/CollectionCertStoreParameters.class(java/security/cert:CollectionCertStoreParameters.class)] [INFO] [loading java/security/cert/PKIXBuilderParameters.class(java/security/cert:PKIXBuilderParameters.class)] [INFO] [loading java/security/cert/PKIXCertPathBuilderResult.class(java/security/cert:PKIXCertPathBuilderResult.class)] [INFO] [loading java/security/cert/TrustAnchor.class(java/security/cert:TrustAnchor.class)] [INFO] [loading java/security/cert/X509CertSelector.class(java/security/cert:X509CertSelector.class)] [INFO] [loading java/security/cert/X509Extension.class(java/security/cert:X509Extension.class)] [INFO] [loading java/net/HttpURLConnection.class(java/net:HttpURLConnection.class)] [INFO] [loading java/util/Random.class(java/util:Random.class)] [INFO] [loading org/bouncycastle/asn1/ocsp/OCSPResponseStatus.class(org/bouncycastle/asn1/ocsp:OCSPResponseStatus.class)] [INFO] [loading org/bouncycastle/asn1/ocsp/ResponderID.class(org/bouncycastle/asn1/ocsp:ResponderID.class)] [INFO] [loading org/bouncycastle/asn1/x509/AlgorithmIdentifier.class(org/bouncycastle/asn1/x509:AlgorithmIdentifier.class)] [INFO] [loading org/bouncycastle/asn1/x509/Extensions.class(org/bouncycastle/asn1/x509:Extensions.class)] [INFO] [loading org/bouncycastle/asn1/x509/SubjectPublicKeyInfo.class(org/bouncycastle/asn1/x509:SubjectPublicKeyInfo.class)] [INFO] [loading org/bouncycastle/cert/jcajce/JcaX509CertificateHolder.class(org/bouncycastle/cert/jcajce:JcaX509CertificateHolder.class)] [INFO] [loading org/bouncycastle/cert/ocsp/CertificateID.class(org/bouncycastle/cert/ocsp:CertificateID.class)] [INFO] [loading org/bouncycastle/cert/ocsp/CertificateStatus.class(org/bouncycastle/cert/ocsp:CertificateStatus.class)] [INFO] [loading org/bouncycastle/cert/ocsp/OCSPReq.class(org/bouncycastle/cert/ocsp:OCSPReq.class)] [INFO] [loading org/bouncycastle/cert/ocsp/OCSPReqBuilder.class(org/bouncycastle/cert/ocsp:OCSPReqBuilder.class)] [INFO] [loading org/bouncycastle/cert/ocsp/RevokedStatus.class(org/bouncycastle/cert/ocsp:RevokedStatus.class)] [INFO] [loading org/bouncycastle/cert/ocsp/SingleResp.class(org/bouncycastle/cert/ocsp:SingleResp.class)] [INFO] [loading org/bouncycastle/operator/ContentVerifierProvider.class(org/bouncycastle/operator:ContentVerifierProvider.class)] [INFO] [loading org/bouncycastle/operator/DigestCalculator.class(org/bouncycastle/operator:DigestCalculator.class)] [INFO] [loading org/bouncycastle/operator/jcajce/JcaContentVerifierProviderBuilder.class(org/bouncycastle/operator/jcajce:JcaContentVerifierProviderBuilder.class)] [INFO] [loading java/text/DateFormat.class(java/text:DateFormat.class)] [INFO] [loading org/apache/xmpbox/xml/DomXmpParser.class(org/apache/xmpbox/xml:DomXmpParser.class)] [INFO] [loading org/apache/xmpbox/xml/XmpParsingException.class(org/apache/xmpbox/xml:XmpParsingException.class)] [INFO] [loading org/apache/pdfbox/pdmodel/encryption/AccessPermission.class(org/apache/pdfbox/pdmodel/encryption:AccessPermission.class)] [INFO] [loading org/apache/pdfbox/pdmodel/interactive/annotation/PDAnnotationLink.class(org/apache/pdfbox/pdmodel/interactive/annotation:PDAnnotationLink.class)] [INFO] [loading org/apache/pdfbox/pdmodel/PageMode.class(org/apache/pdfbox/pdmodel:PageMode.class)] [INFO] [loading org/apache/pdfbox/pdmodel/interactive/documentnavigation/destination/PDPageFitWidthDestination.class(org/apache/pdfbox/pdmodel/interactive/documentnavigation/destination:PDPageFitWidthDestination.class)] [INFO] [loading java/awt/geom/GeneralPath.class(java/awt/geom:GeneralPath.class)] [INFO] [loading org/apache/fontbox/util/BoundingBox.class(org/apache/fontbox/util:BoundingBox.class)] [INFO] [loading org/apache/pdfbox/pdmodel/font/PDSimpleFont.class(org/apache/pdfbox/pdmodel/font:PDSimpleFont.class)] [INFO] [loading org/apache/pdfbox/pdmodel/font/PDType3CharProc.class(org/apache/pdfbox/pdmodel/font:PDType3CharProc.class)] [INFO] [loading org/apache/pdfbox/pdmodel/font/PDType3Font.class(org/apache/pdfbox/pdmodel/font:PDType3Font.class)] [INFO] [loading org/apache/pdfbox/pdmodel/font/PDVectorFont.class(org/apache/pdfbox/pdmodel/font:PDVectorFont.class)] [INFO] [loading org/apache/pdfbox/pdmodel/interactive/pagenavigation/PDThreadBead.class(org/apache/pdfbox/pdmodel/interactive/pagenavigation:PDThreadBead.class)] [INFO] [loading java/awt/geom/Point2D.class(java/awt/geom:Point2D.class)] [INFO] [loading org/apache/pdfbox/pdmodel/graphics/image/PDImage.class(org/apache/pdfbox/pdmodel/graphics/image:PDImage.class)] [INFO] [loading org/apache/pdfbox/tools/ExtractText.class(org/apache/pdfbox/tools:ExtractText.class)] [INFO] [loading org/apache/tools/ant/DirectoryScanner.class(org/apache/tools/ant:DirectoryScanner.class)] [INFO] [loading java/lang/Override.class(java/lang:Override.class)] [INFO] [loading java/lang/annotation/Annotation.class(java/lang/annotation:Annotation.class)] [INFO] [loading org/apache/xmpbox/type/StructuredType.class(org/apache/xmpbox/type:StructuredType.class)] [INFO] [loading org/apache/xmpbox/type/PropertyType.class(org/apache/xmpbox/type:PropertyType.class)] [INFO] [loading org/apache/xmpbox/type/Types.class(org/apache/xmpbox/type:Types.class)] [INFO] [loading org/apache/xmpbox/type/Cardinality.class(org/apache/xmpbox/type:Cardinality.class)] [INFO] [loading java/lang/annotation/Target.class(java/lang/annotation:Target.class)] [INFO] [loading java/lang/annotation/ElementType.class(java/lang/annotation:ElementType.class)] [INFO] [loading java/lang/annotation/Retention.class(java/lang/annotation:Retention.class)] [INFO] [loading java/lang/annotation/RetentionPolicy.class(java/lang/annotation:RetentionPolicy.class)] [INFO] ------------------------------------------------------------- [ERROR] COMPILATION ERROR : [INFO] ------------------------------------------------------------- [ERROR] <https://builds.apache.org/job/PDFBox-2.0.x-jdk6/org.apache.pdfbox$pdfbox-examples/ws/src/main/java/org/apache/pdfbox/examples/ant/PDFToTextTask.java>:[25,27] cannot access org.apache.tools.ant.DirectoryScanner bad class file: org/apache/tools/ant/DirectoryScanner.class(org/apache/tools/ant:DirectoryScanner.class) class file has wrong version 52.0, should be 50.0 Please remove or make sure it appears in the correct subdirectory of the classpath. [INFO] 1 error [INFO] ------------------------------------------------------------- [INFO] ------------------------------------------------------------------------ [INFO] Reactor Summary: [INFO] [INFO] PDFBox parent ...................................... SUCCESS [01:10 min] [INFO] Apache FontBox ..................................... SUCCESS [01:32 min] [INFO] Apache XmpBox ...................................... SUCCESS [01:00 min] [INFO] Apache PDFBox ...................................... SUCCESS [04:37 min] [INFO] Apache Preflight ................................... SUCCESS [01:24 min] [INFO] Apache Preflight application ....................... SUCCESS [01:11 min] [INFO] Apache PDFBox Debugger ............................. SUCCESS [ 23.376 s] [INFO] Apache PDFBox tools ................................ SUCCESS [ 35.426 s] [INFO] Apache PDFBox application .......................... SUCCESS [01:10 min] [INFO] Apache PDFBox Debugger application ................. SUCCESS [01:09 min] [INFO] Apache PDFBox examples ............................. FAILURE [ 9.854 s] [INFO] PDFBox reactor ..................................... SKIPPED [INFO] ------------------------------------------------------------------------ [INFO] BUILD FAILURE [INFO] ------------------------------------------------------------------------ [INFO] Total time: 15:23 min [INFO] Finished at: 2019-03-06T05:04:06Z [[1;36mDEBUG[m] Entering finalize [INFO] Final Memory: 59M/796M [INFO] ------------------------------------------------------------------------ [[1;36mDEBUG[m] Entering finalize [[1;36mDEBUG[m] Entering finalize [ERROR] Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.6.0:compile (default-compile) on project pdfbox-examples: Compilation failure [ERROR] <https://builds.apache.org/job/PDFBox-2.0.x-jdk6/org.apache.pdfbox$pdfbox-examples/ws/src/main/java/org/apache/pdfbox/examples/ant/PDFToTextTask.java>:[25,27] cannot access org.apache.tools.ant.DirectoryScanner [ERROR] bad class file: org/apache/tools/ant/DirectoryScanner.class(org/apache/tools/ant:DirectoryScanner.class) [ERROR] class file has wrong version 52.0, should be 50.0 [ERROR] Please remove or make sure it appears in the correct subdirectory of the classpath. [ERROR] -> [Help 1] org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.6.0:compile (default-compile) on project pdfbox-examples: Compilation failure <https://builds.apache.org/job/PDFBox-2.0.x-jdk6/org.apache.pdfbox$pdfbox-examples/ws/src/main/java/org/apache/pdfbox/examples/ant/PDFToTextTask.java>:[25,27] cannot access org.apache.tools.ant.DirectoryScanner bad class file: org/apache/tools/ant/DirectoryScanner.class(org/apache/tools/ant:DirectoryScanner.class) class file has wrong version 52.0, should be 50.0 Please remove or make sure it appears in the correct subdirectory of the classpath. at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:213) at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:154) at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:146) at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:117) at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:81) at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build(SingleThreadedBuilder.java:51) at org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:128) at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:309) at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:194) at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:107) at org.jvnet.hudson.maven3.launcher.Maven35Launcher.main(Maven35Launcher.java:130) 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:289) at org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:229) at jenkins.maven3.agent.Maven35Main.launch(Maven35Main.java:176) 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 hudson.maven.Maven3Builder.call(Maven3Builder.java:139) at hudson.maven.Maven3Builder.call(Maven3Builder.java:70) at hudson.remoting.UserRequest.perform(UserRequest.java:212) at hudson.remoting.UserRequest.perform(UserRequest.java:54) at hudson.remoting.Request$2.run(Request.java:369) at hudson.remoting.InterceptingExecutorService$1.call(InterceptingExecutorService.java:72) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748) Caused by: org.apache.maven.plugin.compiler.CompilationFailureException: Compilation failure <https://builds.apache.org/job/PDFBox-2.0.x-jdk6/org.apache.pdfbox$pdfbox-examples/ws/src/main/java/org/apache/pdfbox/examples/ant/PDFToTextTask.java>:[25,27] cannot access org.apache.tools.ant.DirectoryScanner bad class file: org/apache/tools/ant/DirectoryScanner.class(org/apache/tools/ant:DirectoryScanner.class) class file has wrong version 52.0, should be 50.0 Please remove or make sure it appears in the correct subdirectory of the classpath. at org.apache.maven.plugin.compiler.AbstractCompilerMojo.execute(AbstractCompilerMojo.java:1029) at org.apache.maven.plugin.compiler.CompilerMojo.execute(CompilerMojo.java:137) at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:134) at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:208) ... 31 more [ERROR] [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 :pdfbox-examples --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
