This is caused by a groupId change in 1.4.12-1 where it was changed from "edu.ucla.cs.compilers" [1] to "edu.purdue.cs" [2].
Please see bug #891893 [3] for more information. Regards, Tiago [1] https://anonscm.debian.org/cgit/collab-maint/jtb.git/tree/debian/pom.xml?id=cffddde94d57ef60f7415f8c8d400a75ba4c0f30 [2] https://anonscm.debian.org/cgit/collab-maint/jtb.git/tree/pom.xml?id=19bafc71af2bdb92a0abe47b01a0aa8504945cab [3] https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=891893
