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Proof step 15 from proof junkrefs-put-ba (previous step)

is_array(str, r0, st), st[r0 -- _type] = typeval(mkarraytype(byte_type)), junkrefs(str, refs, ty, st[r1 -- mkfs(class, mkarraytype(byte_type), fieldvar) ', refval(r0)]), is_array(r0, st), ∃ i. 0 ≤ i ∧ i < st[r0 -- _length] .intval ∧ is_referencevalue(st[r0 -- i ']) ∧ st[r0 -- i '] .refval ≠ jvmref ∧ (¬ st[st[r0 -- i '] .refval -- _type] .type ≤ st[r0 -- _type] .type .type ∨ junkref(str, st[r0 -- i '] .refval, st)) ⊦ r0 = jvmref, mkfs(class, mkarraytype(byte_type), fieldvar) ' = _length, junkrefs(str, refs, ty, st)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 14:
st[r0 -- _type] = typeval(mkarraytype(byte_type)), 0 < st[r0 -- _length] .intval, 0 ≤ i, is_referencevalue(st[r0 -- i ']), i < st[r0 -- _length] .intval, is_array(r0, st), junkrefs(str, refs, ty, st[r1 -- mkfs(class, mkarraytype(byte_type), fieldvar) ', refval(r0)]), is_array(str, r0, st), st[st[r0 -- i '] .refval -- _type] .type ≠ byte_type ∨ junkref(str, st[r0 -- i '] .refval, st) ⊦ st[r0 -- i '] .refval = jvmref, mkfs(class, mkarraytype(byte_type), fieldvar) ' = _length, r0 = jvmref, junkrefs(str, refs, ty, st)

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ ty ≤ byte_type ↔ ty = byte_type], [CSIMPSEQ : ⊦ mkarraytype(ty) .type = ty], [CSIMPSEQ : ⊦ typeval(ty) .type = ty], [CSIMPFORWARD : ⊦ i ≤ j ∧ 0 ≤ i → 0 ≤ j], [CSIMPFORWARD : ⊦ i < j ∧ 0 ≤ i → 0 < j])]]