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Proof step 9 from proof junkref-primarray-lvl (previous step)

refs0 = r0 + refs, r0 = st[r -- i '] .refval, st[r -- _type] = typeval(mkarraytype(ty)), is_referencevalue(st[r -- i ']), i < st[r -- _length] .intval, is_valid_ref(str1, r, st), 0 < st[r -- _length] .intval, 0 ≤ i, is_array(str, r, st), is_primtype(ty), junkrefs(str, refs0, ty, st) ⊦ refs0 = [], r = jvmref, junkrefs(str1, r ' + refs0, mkarraytype(ty), st)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 8:
st[r -- _type] = typeval(mkarraytype(ty)), is_referencevalue(st[r -- i ']), i < st[r -- _length] .intval, is_valid_ref(str1, r, st), 0 < st[r -- _length] .intval, 0 ≤ i, is_array(str, r, st), is_primtype(ty), junkrefs(str, st[r -- i '] .refval ' + refs, ty, st) ⊦ r = jvmref, junkrefs(str1, r ' + st[r -- i '] .refval ' + refs, mkarraytype(ty), st)

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ (refs + refs0) + refs1 = refs + refs0 + refs1], [CSIMPSEQ : ⊦ r ' + refs ≠ []], [CSIMPSEQ : ⊦ r + refs = r ' + refs])]]