Source: epubcheck
Version: 4.2.2-1
Severity: serious
Justification: FTBFS on amd64
Tags: bullseye sid ftbfs
Usertags: ftbfs-20200620 ftbfs-bullseye

Hi,

During a rebuild of all packages in sid, your package failed to build
on amd64.

Relevant part (hopefully):
>  debian/rules build
> dh build --buildsystem=maven
> dh: warning: Compatibility levels before 10 are deprecated (level 9 in use)
>    dh_update_autotools_config -O--buildsystem=maven
>    dh_auto_configure -O--buildsystem=maven
> dh_auto_configure: warning: Compatibility levels before 10 are deprecated 
> (level 9 in use)
>       mh_patchpoms -pepubcheck --debian-build --keep-pom-version 
> --maven-repo=/<<PKGBUILDDIR>>/debian/maven-repo
>    dh_auto_build -O--buildsystem=maven
> dh_auto_build: warning: Compatibility levels before 10 are deprecated (level 
> 9 in use)
>       /usr/lib/jvm/default-java/bin/java -noverify -cp 
> /usr/share/maven/boot/plexus-classworlds-2.x.jar 
> -Dmaven.home=/usr/share/maven 
> -Dmaven.multiModuleProjectDirectory=/<<PKGBUILDDIR>> 
> -Dclassworlds.conf=/etc/maven/m2-debian.conf 
> -Dproperties.file.manual=/<<PKGBUILDDIR>>/debian/maven.properties 
> org.codehaus.plexus.classworlds.launcher.Launcher 
> -s/etc/maven/settings-debian.xml -Ddebian.dir=/<<PKGBUILDDIR>>/debian 
> -Dmaven.repo.local=/<<PKGBUILDDIR>>/debian/maven-repo --batch-mode package 
> -DskipTests -Dnotimestamp=true -Dlocale=en_US
> WARNING: An illegal reflective access operation has occurred
> WARNING: Illegal reflective access by 
> com.google.inject.internal.cglib.core.$ReflectUtils$1 
> (file:/usr/share/maven/lib/guice.jar) to method 
> java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int,java.security.ProtectionDomain)
> WARNING: Please consider reporting this to the maintainers of 
> com.google.inject.internal.cglib.core.$ReflectUtils$1
> WARNING: Use --illegal-access=warn to enable warnings of further illegal 
> reflective access operations
> WARNING: All illegal access operations will be denied in a future release
> [INFO] Scanning for projects...
> [WARNING] The project org.w3c:epubcheck:jar:4.2.2 uses prerequisites which is 
> only intended for maven-plugin projects but not for non maven-plugin 
> projects. For such purposes you should use the maven-enforcer-plugin. See 
> https://maven.apache.org/enforcer/enforcer-rules/requireMavenVersion.html
> [INFO] 
> [INFO] -------------------------< org.w3c:epubcheck 
> >--------------------------
> [INFO] Building EPUBCheck :: Validation Tool for EPUB 4.2.2
> [INFO] --------------------------------[ jar 
> ]---------------------------------
> [INFO] 
> [INFO] --- maven-resources-plugin:3.1.0:resources (default-resources) @ 
> epubcheck ---
> [INFO] Using 'UTF-8' encoding to copy filtered resources.
> [INFO] Copying 5 resources to /<<PKGBUILDDIR>>/target
> [INFO] Copying 332 resources
> [INFO] Copying 1 resource
> [INFO] 
> [INFO] --- xml-maven-plugin:1.0.1:transform (default) @ epubcheck ---
> [INFO] Transforming file: 
> /<<PKGBUILDDIR>>/src/main/resources/com/adobe/epubcheck/schema/30/collection-manifest-30.sch
> [INFO] Transforming file: 
> /<<PKGBUILDDIR>>/src/main/resources/com/adobe/epubcheck/schema/30/epub-xhtml-30.sch
> [INFO] Transforming file: 
> /<<PKGBUILDDIR>>/src/main/resources/com/adobe/epubcheck/schema/30/epub-svg-30.sch
> [INFO] Transforming file: 
> /<<PKGBUILDDIR>>/src/main/resources/com/adobe/epubcheck/schema/30/ocf-encryption-30.sch
> [INFO] Transforming file: 
> /<<PKGBUILDDIR>>/src/main/resources/com/adobe/epubcheck/schema/30/media-overlay-30.sch
> [INFO] Transforming file: 
> /<<PKGBUILDDIR>>/src/main/resources/com/adobe/epubcheck/schema/30/collection-do-30.sch
> [INFO] Transforming file: 
> /<<PKGBUILDDIR>>/src/main/resources/com/adobe/epubcheck/schema/30/ocf-metadata-30.sch
> [INFO] Transforming file: 
> /<<PKGBUILDDIR>>/src/main/resources/com/adobe/epubcheck/schema/30/package-30.sch
> [INFO] Transforming file: 
> /<<PKGBUILDDIR>>/src/main/resources/com/adobe/epubcheck/schema/30/epub-nav-30.sch
> [INFO] Transformed 9 file(s).
> [INFO] Transforming file: 
> /<<PKGBUILDDIR>>/target/generated-resources/intermediate-schema/collection-manifest-30.sch
> [INFO] Transforming file: 
> /<<PKGBUILDDIR>>/target/generated-resources/intermediate-schema/epub-xhtml-30.sch
> [INFO] Transforming file: 
> /<<PKGBUILDDIR>>/target/generated-resources/intermediate-schema/epub-svg-30.sch
> [INFO] Transforming file: 
> /<<PKGBUILDDIR>>/target/generated-resources/intermediate-schema/ocf-encryption-30.sch
> [INFO] Transforming file: 
> /<<PKGBUILDDIR>>/target/generated-resources/intermediate-schema/media-overlay-30.sch
> [INFO] Transforming file: 
> /<<PKGBUILDDIR>>/target/generated-resources/intermediate-schema/collection-do-30.sch
> [INFO] Transforming file: 
> /<<PKGBUILDDIR>>/target/generated-resources/intermediate-schema/ocf-metadata-30.sch
> [INFO] Transforming file: 
> /<<PKGBUILDDIR>>/target/generated-resources/intermediate-schema/package-30.sch
> [INFO] Transforming file: 
> /<<PKGBUILDDIR>>/target/generated-resources/intermediate-schema/epub-nav-30.sch
> [INFO] Transformed 9 file(s).
> [INFO] 
> [INFO] --- maven-compiler-plugin:3.8.1:compile (default-compile) @ epubcheck 
> ---
> [INFO] Changes detected - recompiling the module!
> [INFO] Compiling 221 source files to /<<PKGBUILDDIR>>/target/classes
> [INFO] -------------------------------------------------------------
> [ERROR] COMPILATION ERROR : 
> [INFO] -------------------------------------------------------------
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/com/adobe/epubcheck/opf/ValidationContext.java:[267,7]
>  <anonymous 
> com.adobe.epubcheck.opf.ValidationContext$ValidationContextPredicates$1> is 
> not abstract and does not override abstract method 
> test(com.adobe.epubcheck.opf.ValidationContext) in 
> java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/com/adobe/epubcheck/opf/ValidationContext.java:[283,7]
>  <anonymous 
> com.adobe.epubcheck.opf.ValidationContext$ValidationContextPredicates$2> is 
> not abstract and does not override abstract method 
> test(com.adobe.epubcheck.opf.ValidationContext) in 
> java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/com/adobe/epubcheck/opf/ValidationContext.java:[299,7]
>  <anonymous 
> com.adobe.epubcheck.opf.ValidationContext$ValidationContextPredicates$3> is 
> not abstract and does not override abstract method 
> test(com.adobe.epubcheck.opf.ValidationContext) in 
> java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/com/adobe/epubcheck/opf/ValidationContext.java:[315,7]
>  <anonymous 
> com.adobe.epubcheck.opf.ValidationContext$ValidationContextPredicates$4> is 
> not abstract and does not override abstract method 
> test(com.adobe.epubcheck.opf.ValidationContext) in 
> java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/com/adobe/epubcheck/opf/ValidationContext.java:[331,7]
>  <anonymous 
> com.adobe.epubcheck.opf.ValidationContext$ValidationContextPredicates$5> is 
> not abstract and does not override abstract method 
> test(com.adobe.epubcheck.opf.ValidationContext) in 
> java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/com/adobe/epubcheck/opf/ValidationContext.java:[347,7]
>  <anonymous 
> com.adobe.epubcheck.opf.ValidationContext$ValidationContextPredicates$6> is 
> not abstract and does not override abstract method 
> test(com.adobe.epubcheck.opf.ValidationContext) in 
> java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/com/adobe/epubcheck/opf/MetadataSet.java:[234,5]
>  <anonymous com.adobe.epubcheck.opf.MetadataSet$3> is not abstract and does 
> not override abstract method 
> test(com.adobe.epubcheck.opf.MetadataSet.Metadata) in 
> java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/com/adobe/epubcheck/opf/MetadataSet.java:[269,5]
>  <anonymous com.adobe.epubcheck.opf.MetadataSet$4> is not abstract and does 
> not override abstract method 
> test(com.adobe.epubcheck.opf.MetadataSet.Metadata) in 
> java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/com/adobe/epubcheck/opf/OPFChecker30.java:[333,15]
>  <anonymous com.adobe.epubcheck.opf.OPFChecker30$1> is not abstract and does 
> not override abstract method 
> test(com.adobe.epubcheck.api.FeatureReport.Feature) in 
> java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssToken.java:[198,5]
>  <anonymous org.idpf.epubcheck.util.css.CssToken$Matchers$1> is not abstract 
> and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssToken) in java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssToken.java:[210,5]
>  <anonymous org.idpf.epubcheck.util.css.CssToken$Matchers$2> is not abstract 
> and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssToken) in java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssToken.java:[222,5]
>  <anonymous org.idpf.epubcheck.util.css.CssToken$Matchers$3> is not abstract 
> and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssToken) in java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssToken.java:[234,5]
>  <anonymous org.idpf.epubcheck.util.css.CssToken$Matchers$4> is not abstract 
> and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssToken) in java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssToken.java:[245,5]
>  <anonymous org.idpf.epubcheck.util.css.CssToken$Matchers$5> is not abstract 
> and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssToken) in java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssToken.java:[256,5]
>  <anonymous org.idpf.epubcheck.util.css.CssToken$Matchers$6> is not abstract 
> and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssToken) in java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssToken.java:[267,5]
>  <anonymous org.idpf.epubcheck.util.css.CssToken$Matchers$7> is not abstract 
> and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssToken) in java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssToken.java:[279,5]
>  <anonymous org.idpf.epubcheck.util.css.CssToken$Matchers$8> is not abstract 
> and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssToken) in java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssToken.java:[291,5]
>  <anonymous org.idpf.epubcheck.util.css.CssToken$Matchers$9> is not abstract 
> and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssToken) in java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssToken.java:[302,5]
>  <anonymous org.idpf.epubcheck.util.css.CssToken$Matchers$10> is not abstract 
> and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssToken) in java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssToken.java:[313,5]
>  <anonymous org.idpf.epubcheck.util.css.CssToken$Matchers$11> is not abstract 
> and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssToken) in java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssToken.java:[324,5]
>  <anonymous org.idpf.epubcheck.util.css.CssToken$Matchers$12> is not abstract 
> and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssToken) in java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssToken.java:[335,5]
>  <anonymous org.idpf.epubcheck.util.css.CssToken$Matchers$13> is not abstract 
> and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssToken) in java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssToken.java:[347,5]
>  <anonymous org.idpf.epubcheck.util.css.CssToken$Matchers$14> is not abstract 
> and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssToken) in java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssToken.java:[358,5]
>  <anonymous org.idpf.epubcheck.util.css.CssToken$Matchers$15> is not abstract 
> and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssToken) in java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssToken.java:[369,5]
>  <anonymous org.idpf.epubcheck.util.css.CssToken$Matchers$16> is not abstract 
> and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssToken) in java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssToken.java:[380,5]
>  <anonymous org.idpf.epubcheck.util.css.CssToken$Matchers$17> is not abstract 
> and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssToken) in java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssToken.java:[389,5]
>  <anonymous org.idpf.epubcheck.util.css.CssToken$Matchers$18> is not abstract 
> and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssToken) in java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssTokenList.java:[186,5]
>  <anonymous org.idpf.epubcheck.util.css.CssTokenList$Filters$1> is not 
> abstract and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssToken) in java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssTokenList.java:[197,5]
>  <anonymous org.idpf.epubcheck.util.css.CssTokenList$Filters$2> is not 
> abstract and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssToken) in java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssTokenList.java:[209,5]
>  <anonymous org.idpf.epubcheck.util.css.CssTokenList$Filters$3> is not 
> abstract and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssToken) in java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssParser.java:[702,5]
>  <anonymous org.idpf.epubcheck.util.css.CssParser$ContextRestrictions$1> is 
> not abstract and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssGrammar.CssConstruct) in 
> java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssParser.java:[714,5]
>  <anonymous org.idpf.epubcheck.util.css.CssParser$ContextRestrictions$2> is 
> not abstract and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssGrammar.CssConstruct) in 
> java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssParser.java:[726,5]
>  <anonymous org.idpf.epubcheck.util.css.CssParser$ContextRestrictions$3> is 
> not abstract and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssGrammar.CssConstruct) in 
> java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssParser.java:[738,5]
>  <anonymous org.idpf.epubcheck.util.css.CssParser$ContextRestrictions$4> is 
> not abstract and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssGrammar.CssConstruct) in 
> java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssParser.java:[750,5]
>  <anonymous org.idpf.epubcheck.util.css.CssParser$ContextRestrictions$5> is 
> not abstract and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssGrammar.CssConstruct) in 
> java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssParser.java:[767,5]
>  <anonymous org.idpf.epubcheck.util.css.CssParser$ContextRestrictions$6> is 
> not abstract and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssGrammar.CssConstruct) in 
> java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/com/adobe/epubcheck/ocf/OCFChecker.java:[352,13]
>  <anonymous com.adobe.epubcheck.ocf.OCFChecker$1> is not abstract and does 
> not override abstract method test(com.adobe.epubcheck.opf.OPFHandler) in 
> java.util.function.Predicate
> [INFO] 37 errors 
> [INFO] -------------------------------------------------------------
> [INFO] 
> ------------------------------------------------------------------------
> [INFO] BUILD FAILURE
> [INFO] 
> ------------------------------------------------------------------------
> [INFO] Total time:  4.149 s
> [INFO] Finished at: 2020-06-21T07:27:25Z
> [INFO] 
> ------------------------------------------------------------------------
> [ERROR] Failed to execute goal 
> org.apache.maven.plugins:maven-compiler-plugin:3.8.1:compile 
> (default-compile) on project epubcheck: Compilation failure: Compilation 
> failure: 
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/com/adobe/epubcheck/opf/ValidationContext.java:[267,7]
>  <anonymous 
> com.adobe.epubcheck.opf.ValidationContext$ValidationContextPredicates$1> is 
> not abstract and does not override abstract method 
> test(com.adobe.epubcheck.opf.ValidationContext) in 
> java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/com/adobe/epubcheck/opf/ValidationContext.java:[283,7]
>  <anonymous 
> com.adobe.epubcheck.opf.ValidationContext$ValidationContextPredicates$2> is 
> not abstract and does not override abstract method 
> test(com.adobe.epubcheck.opf.ValidationContext) in 
> java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/com/adobe/epubcheck/opf/ValidationContext.java:[299,7]
>  <anonymous 
> com.adobe.epubcheck.opf.ValidationContext$ValidationContextPredicates$3> is 
> not abstract and does not override abstract method 
> test(com.adobe.epubcheck.opf.ValidationContext) in 
> java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/com/adobe/epubcheck/opf/ValidationContext.java:[315,7]
>  <anonymous 
> com.adobe.epubcheck.opf.ValidationContext$ValidationContextPredicates$4> is 
> not abstract and does not override abstract method 
> test(com.adobe.epubcheck.opf.ValidationContext) in 
> java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/com/adobe/epubcheck/opf/ValidationContext.java:[331,7]
>  <anonymous 
> com.adobe.epubcheck.opf.ValidationContext$ValidationContextPredicates$5> is 
> not abstract and does not override abstract method 
> test(com.adobe.epubcheck.opf.ValidationContext) in 
> java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/com/adobe/epubcheck/opf/ValidationContext.java:[347,7]
>  <anonymous 
> com.adobe.epubcheck.opf.ValidationContext$ValidationContextPredicates$6> is 
> not abstract and does not override abstract method 
> test(com.adobe.epubcheck.opf.ValidationContext) in 
> java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/com/adobe/epubcheck/opf/MetadataSet.java:[234,5]
>  <anonymous com.adobe.epubcheck.opf.MetadataSet$3> is not abstract and does 
> not override abstract method 
> test(com.adobe.epubcheck.opf.MetadataSet.Metadata) in 
> java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/com/adobe/epubcheck/opf/MetadataSet.java:[269,5]
>  <anonymous com.adobe.epubcheck.opf.MetadataSet$4> is not abstract and does 
> not override abstract method 
> test(com.adobe.epubcheck.opf.MetadataSet.Metadata) in 
> java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/com/adobe/epubcheck/opf/OPFChecker30.java:[333,15]
>  <anonymous com.adobe.epubcheck.opf.OPFChecker30$1> is not abstract and does 
> not override abstract method 
> test(com.adobe.epubcheck.api.FeatureReport.Feature) in 
> java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssToken.java:[198,5]
>  <anonymous org.idpf.epubcheck.util.css.CssToken$Matchers$1> is not abstract 
> and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssToken) in java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssToken.java:[210,5]
>  <anonymous org.idpf.epubcheck.util.css.CssToken$Matchers$2> is not abstract 
> and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssToken) in java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssToken.java:[222,5]
>  <anonymous org.idpf.epubcheck.util.css.CssToken$Matchers$3> is not abstract 
> and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssToken) in java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssToken.java:[234,5]
>  <anonymous org.idpf.epubcheck.util.css.CssToken$Matchers$4> is not abstract 
> and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssToken) in java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssToken.java:[245,5]
>  <anonymous org.idpf.epubcheck.util.css.CssToken$Matchers$5> is not abstract 
> and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssToken) in java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssToken.java:[256,5]
>  <anonymous org.idpf.epubcheck.util.css.CssToken$Matchers$6> is not abstract 
> and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssToken) in java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssToken.java:[267,5]
>  <anonymous org.idpf.epubcheck.util.css.CssToken$Matchers$7> is not abstract 
> and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssToken) in java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssToken.java:[279,5]
>  <anonymous org.idpf.epubcheck.util.css.CssToken$Matchers$8> is not abstract 
> and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssToken) in java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssToken.java:[291,5]
>  <anonymous org.idpf.epubcheck.util.css.CssToken$Matchers$9> is not abstract 
> and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssToken) in java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssToken.java:[302,5]
>  <anonymous org.idpf.epubcheck.util.css.CssToken$Matchers$10> is not abstract 
> and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssToken) in java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssToken.java:[313,5]
>  <anonymous org.idpf.epubcheck.util.css.CssToken$Matchers$11> is not abstract 
> and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssToken) in java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssToken.java:[324,5]
>  <anonymous org.idpf.epubcheck.util.css.CssToken$Matchers$12> is not abstract 
> and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssToken) in java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssToken.java:[335,5]
>  <anonymous org.idpf.epubcheck.util.css.CssToken$Matchers$13> is not abstract 
> and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssToken) in java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssToken.java:[347,5]
>  <anonymous org.idpf.epubcheck.util.css.CssToken$Matchers$14> is not abstract 
> and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssToken) in java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssToken.java:[358,5]
>  <anonymous org.idpf.epubcheck.util.css.CssToken$Matchers$15> is not abstract 
> and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssToken) in java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssToken.java:[369,5]
>  <anonymous org.idpf.epubcheck.util.css.CssToken$Matchers$16> is not abstract 
> and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssToken) in java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssToken.java:[380,5]
>  <anonymous org.idpf.epubcheck.util.css.CssToken$Matchers$17> is not abstract 
> and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssToken) in java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssToken.java:[389,5]
>  <anonymous org.idpf.epubcheck.util.css.CssToken$Matchers$18> is not abstract 
> and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssToken) in java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssTokenList.java:[186,5]
>  <anonymous org.idpf.epubcheck.util.css.CssTokenList$Filters$1> is not 
> abstract and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssToken) in java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssTokenList.java:[197,5]
>  <anonymous org.idpf.epubcheck.util.css.CssTokenList$Filters$2> is not 
> abstract and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssToken) in java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssTokenList.java:[209,5]
>  <anonymous org.idpf.epubcheck.util.css.CssTokenList$Filters$3> is not 
> abstract and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssToken) in java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssParser.java:[702,5]
>  <anonymous org.idpf.epubcheck.util.css.CssParser$ContextRestrictions$1> is 
> not abstract and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssGrammar.CssConstruct) in 
> java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssParser.java:[714,5]
>  <anonymous org.idpf.epubcheck.util.css.CssParser$ContextRestrictions$2> is 
> not abstract and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssGrammar.CssConstruct) in 
> java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssParser.java:[726,5]
>  <anonymous org.idpf.epubcheck.util.css.CssParser$ContextRestrictions$3> is 
> not abstract and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssGrammar.CssConstruct) in 
> java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssParser.java:[738,5]
>  <anonymous org.idpf.epubcheck.util.css.CssParser$ContextRestrictions$4> is 
> not abstract and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssGrammar.CssConstruct) in 
> java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssParser.java:[750,5]
>  <anonymous org.idpf.epubcheck.util.css.CssParser$ContextRestrictions$5> is 
> not abstract and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssGrammar.CssConstruct) in 
> java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/org/idpf/epubcheck/util/css/CssParser.java:[767,5]
>  <anonymous org.idpf.epubcheck.util.css.CssParser$ContextRestrictions$6> is 
> not abstract and does not override abstract method 
> test(org.idpf.epubcheck.util.css.CssGrammar.CssConstruct) in 
> java.util.function.Predicate
> [ERROR] 
> /<<PKGBUILDDIR>>/src/main/java/com/adobe/epubcheck/ocf/OCFChecker.java:[352,13]
>  <anonymous com.adobe.epubcheck.ocf.OCFChecker$1> is not abstract and does 
> not override abstract method test(com.adobe.epubcheck.opf.OPFHandler) in 
> java.util.function.Predicate
> [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
> dh_auto_build: error: /usr/lib/jvm/default-java/bin/java -noverify -cp 
> /usr/share/maven/boot/plexus-classworlds-2.x.jar 
> -Dmaven.home=/usr/share/maven 
> -Dmaven.multiModuleProjectDirectory=/<<PKGBUILDDIR>> 
> -Dclassworlds.conf=/etc/maven/m2-debian.conf 
> -Dproperties.file.manual=/<<PKGBUILDDIR>>/debian/maven.properties 
> org.codehaus.plexus.classworlds.launcher.Launcher 
> -s/etc/maven/settings-debian.xml -Ddebian.dir=/<<PKGBUILDDIR>>/debian 
> -Dmaven.repo.local=/<<PKGBUILDDIR>>/debian/maven-repo --batch-mode package 
> -DskipTests -Dnotimestamp=true -Dlocale=en_US returned exit code 1
> make: *** [debian/rules:4: build] Error 25

The full build log is available from:
   http://qa-logs.debian.net/2020/06/20/epubcheck_4.2.2-1_unstable.log

A list of current common problems and possible solutions is available at
http://wiki.debian.org/qa.debian.org/FTBFS . You're welcome to contribute!

About the archive rebuild: The rebuild was done on EC2 VM instances from
Amazon Web Services, using a clean, minimal and up-to-date chroot. Every
failed build was retried once to eliminate random failures.

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