I started having problems too. A version of KoL mafia that previously worked no longer does:
Currently Running on Linux
Local Directory is /home/nimbus/.kolmafia
Using Java 1.8.0_111
#
# A fatal error has been detected by the Java Runtime Environment:
#
# SIGSEGV (0xb) at...
I haven't been able to get this script to work for a while. I am using KoLmafic 17.4 but this problem occurred in 17.4 and daily builds.
FarFuture.ash version 1.0.7
Encounter: The Far Future
Encounter: The Far Future
Unable to determine where we are.