At CDS dump time, if there is any class failed verification, dumping crashes at ConstantPool::resolve_class_constants.

#
# A fatal error has been detected by the Java Runtime Environment:
#
# SIGSEGV (0xb) at pc=0x00007f6e9eb85790, pid=54, tid=55
#
# JRE version: (10.0) (build )
# Java VM: Java HotSpot(TM) 64-Bit Server VM (10-internal+0-2017-08-21-2307001.root.jdk10, interpreted mode, tiered, compressed oops, g1 gc, linux-amd64)
# Problematic frame:
# V [libjvm.so+0x67d790] ConstantPool::resolve_class_constants(Thread*)+0x1d0
#