Bug#796430: findbugs: FTBFS: error: PreorderVisitor is not abstract

[Chris West (Faux)]

Source: findbugs
Version: 2.0.3+repack-1
Severity: serious
Justification: fails to build from source
Tags: sid stretch
User: reproducible-builds at lists.alioth.debian.org
Usertags: ftbfs
X-Debbugs-CC: reproducible-builds at lists.alioth.debian.org

Dear Maintainer,

The package fails to build:

classes:
     [echo] compiling findbugs
    [javac] Compiling 1073 source files to /findbugs-2.0.3+repack/build/classes
    [javac] warning: [options] bootstrap class path not set in conjunction with -source 1.5
    [javac] /findbugs-2.0.3+repack/src/java/edu/umd/cs/findbugs/visitclass/PreorderVisitor.java:83: error: PreorderVisitor is not abstract and does not override abstract method visitMethodParameters(MethodParameters) in Visitor
    [javac] public class PreorderVisitor extends BetterVisitor implements Constants2 {
    [javac]        ^
    [javac] /findbugs-2.0.3+repack/src/java/edu/umd/cs/findbugs/ba/vna/ValueNumberFrameModelingVisitor.java:69: error: ValueNumberFrameModelingVisitor is not abstract and does not override abstract method visitINVOKEDYNAMIC(INVOKEDYNAMIC) in Visitor
    [javac] public class ValueNumberFrameModelingVisitor extends AbstractFrameModelingVisitor<ValueNumber, ValueNumberFrame> implements
    [javac]        ^
    [javac] /findbugs-2.0.3+repack/src/java/edu/umd/cs/findbugs/ba/npe/IsNullValueFrameModelingVisitor.java:67: error: IsNullValueFrameModelingVisitor is not abstract and does not override abstract method visitINVOKEDYNAMIC(INVOKEDYNAMIC) in Visitor
    [javac] public class IsNullValueFrameModelingVisitor extends AbstractFrameModelingVisitor<IsNullValue, IsNullValueFrame> {
    [javac]        ^
    [javac] /findbugs-2.0.3+repack/src/java/edu/umd/cs/findbugs/ba/type/TypeFrameModelingVisitor.java:75: error: TypeFrameModelingVisitor is not abstract and does not override abstract method visitINVOKEDYNAMIC(INVOKEDYNAMIC) in Visitor
    [javac] public class TypeFrameModelingVisitor extends AbstractFrameModelingVisitor<Type, TypeFrame> implements Constants, Debug {
    [javac]        ^
    [javac] /findbugs-2.0.3+repack/src/java/edu/umd/cs/findbugs/ba/constant/ConstantFrameModelingVisitor.java:42: error: ConstantFrameModelingVisitor is not abstract and does not override abstract method visitINVOKEDYNAMIC(INVOKEDYNAMIC) in Visitor
    [javac] public class ConstantFrameModelingVisitor extends AbstractFrameModelingVisitor<Constant, ConstantFrame> {
    [javac]        ^
    [javac] /findbugs-2.0.3+repack/src/java/edu/umd/cs/findbugs/detect/CheckRelaxingNullnessAnnotation.java:206: warning: [unchecked] unchecked cast
    [javac]                             for(LocalVariableNode lvn : (List<LocalVariableNode>)localVariables) {
    [javac]                                                                                  ^

Full build log:
https://reproducible.debian.net/rb-pkg/unstable/amd64/findbugs.html

-- System Information:
Debian Release: stretch/sid
APT prefers unstable
APT policy: (500, 'unstable')
Architecture: amd64 (x86_64)

Kernel: Linux 3.19.0-23-generic (SMP w/8 CPU cores)
Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/dash
Init: systemd (via /run/systemd/system)