Bug#893141: dumbster FTBFS with openjdk-9

[Adrian Bunk]

Source: dumbster
Version: 1.6+debian-3
Severity: serious

https://tests.reproducible-builds.org/debian/rb-pkg/unstable/amd64/dumbster.html

...
   debian/rules override_dh_auto_test
make[1]: Entering directory '/build/1st/dumbster-1.6+debian'
dh_auto_build -- test
	ant -propertyfile ./debian/ant.properties -Duser.name debian test
Buildfile: /build/1st/dumbster-1.6+debian/build.xml

init:

compile-tests:
    [javac] /build/1st/dumbster-1.6+debian/build.xml:82: warning: 'includeantruntime' was not set, defaulting to build.sysclasspath=last; set to false for repeatable builds
    [javac] Compiling 4 source files to /build/1st/dumbster-1.6+debian/build/test

test:
    [junit] Running com.dumbster.smtp.SimpleSmtpServerTest
    [junit] Tests run: 4, Failures: 0, Errors: 4, Skipped: 0, Time elapsed: 0.233 sec

BUILD FAILED
/build/1st/dumbster-1.6+debian/build.xml:89: Test com.dumbster.smtp.SimpleSmtpServerTest failed

Total time: 3 seconds
dh_auto_build: ant -propertyfile ./debian/ant.properties -Duser.name debian test returned exit code 1
make[1]: *** [debian/rules:13: override_dh_auto_test] Error 2