=> Bootstrap dependency digest>=20010302: found digest-20190127 ===> Building for opengrok-0.12.1.5nb11 cd /tmp/pkgbuild/devel/opengrok/work.alpha/OpenGrok-0.12.1.5 && CLASSPATH=/usr/pkg/lib/java/JFlex.jar /usr/pkg/bin/ant java.lang.ClassFormatError: Invalid constant type 18 in class at org.apache.tools.ant.launch.Launcher.main (Launcher.java:101) *** Error code 2 Stop. make[1]: stopped in /usr/pkgsrc/devel/opengrok *** Error code 1 Stop. make: stopped in /usr/pkgsrc/devel/opengrok