-If it crashes with the normal
-collector, but not when you force two-space collection (<Option>-F2s</Option>
-runtime flag), then it <Emphasis>probably is</Emphasis> a GC bug.
+If it crashes with the normal collector, but not when you force
+two-space collection (<Option>-G1</Option> runtime flag), then it
+<Emphasis>probably is</Emphasis> a GC bug.