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Proof step 28 from proof junkrefs-primarray (previous step)

is_primtype(ty), is_referencevalue(refval(r)) ∧ ( refval(r) .refval ≠ jvmref → refval(r) .refval -- _type ∈ st ∧ is_typevalue(st[refval(r) .refval -- _type]) ∧ st[refval(r) .refval -- _type] .type ≤ mkarraytype(ty)), r -- _length ∈ st, is_arrayref(r, st[r -- _length] .intval, st), is_array(r, st), r ∈ st, 0 ≤ st[r -- _length] .intval, ¬ st[r -- _type] .type ≤ mkarraytype(ty) ∨ st[r -- _type] .type .jtelemtype = abstract_type ∨ st[r -- _type] .type .jtelemtype = void_type ∨ ¬ type∃(str, st[r -- _type] .type), ∀ j. ¬ j < 0 ∧ ¬ st[r -- _length] .intval ≤ j → okval(st[r -- j '], ty) ⊦ r = jvmref

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 27:
is_primtype(ty), r -- _length ∈ st, is_arrayref(r, st[r -- _length] .intval, st), is_array(r, st), r ∈ st, 0 ≤ st[r -- _length] .intval, r -- _type ∈ st, is_typevalue(st[r -- _type]), is_arraytype(st[r -- _type] .type), st[r -- _type] .type .type ≤ ty, ∀ j. ¬ j < 0 ∧ ¬ st[r -- _length] .intval ≤ j → okval(st[r -- j '], ty), st[r -- _type] .type .type .jtelemtype = abstract_type ∨ st[r -- _type] .type .type .jtelemtype = void_type ∨ ¬ type∃(str, st[r -- _type] .type) ⊦ r = jvmref

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ is_arraytype(ty) → ty .jtelemtype = ty .type .jtelemtype], [CSIMPSEQ : ⊦ ty0 ≤ mkarraytype(ty) ↔ is_arraytype(ty0) ∧ ty0 .type ≤ ty], [CSIMPSEQ : ⊦ refval(r) .refval = r], [CSIMPSEQ : ⊦ is_referencevalue(refval(r))])]]