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Proof step 7 from proof validmode-superset (previous step)

_mode ∈ st, st ⊆ st0, _mode ∈ st0, is_return_mode(st[_mode]) ∧ validref(str, st[_mode] .refval, st[_mode] .type, st) ∨ is_throw_mode(st[_mode]) ∧ st[_mode] .refval ≠ jvmref ∧ validref(str, st[_mode] .refval, st[_mode] .type, st) ∧ st[_mode] .type ≤ mkclasstype(`java.lang.Throwable' .class) ⊦ st[_mode] = return(noval, void_type), st[_mode] = noval, is_break_mode(st[_mode]), is_throw_mode(st[_mode]) ∧ st[_mode] .refval ≠ jvmref ∧ validref(str, st[_mode] .refval, st[_mode] .type, st0) ∧ st[_mode] .type ≤ mkclasstype(`java.lang.Throwable' .class), is_return_mode(st[_mode]) ∧ validref(str, st[_mode] .refval, st[_mode] .type, st0)

User applied rule insert rewrite lemma

And obtained the following new goals

Rule argument

[crewrite-arg: validref-subset , F , [str, r, ty, st, st1] → [str, st[_mode] .refval, st[_mode] .type, st, st0] ]

Additional information

[[CONCRETESIMPRULES : ()], [EXTRATERMS : (str, st[_mode] .refval, st[_mode] .type, st, st0)]]