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Proof step 57 from proof fits-put-stronger (previous step)

is_array(str, r, st), st[r -- i0 '] = refval(r0), 0 ≤ i0, 0 < st[r -- _length] .intval, i0 < st[r -- _length] .intval, is_arraytype(st[r -- _type] .type), fits(r0, sks0, st), r1 ∈ st, okarray(r1, byte_type, st), is_array(str, r, st), junkref(str, r0, st), r ≠ r1 ∨ i0 ≠ i ⊦ sks0 = [], r1 = jvmref, r = jvmref, (st[r1 -- i ', byteval(by)][r0 -- sks0]) = st[r0 -- sks0], ∃ i. 0 ≤ i ∧ i < st[r -- _length] .intval ∧ is_referencevalue(st[r -- i ']) ∧ st[r -- i '] .refval ≠ jvmref ∧ (¬ st[st[r -- i '] .refval -- _type] .type ≤ st[r -- _type] .type .type ∨ junkref(str, st[r -- i '] .refval, st))

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 56:
st[r -- i0 '] = refval(r0), 0 ≤ i0, 0 < st[r -- _length] .intval, i0 < st[r -- _length] .intval, is_arraytype(st[r -- _type] .type), fits(r0, sks0, st), r1 ∈ st, okarray(r1, byte_type, st), is_array(str, r, st), junkref(str, r0, st), r ≠ r1 ∨ i0 ≠ i ⊦ sks0 = [], r1 = jvmref, r = jvmref, (st[r1 -- i ', byteval(by)][r0 -- sks0]) = st[r0 -- sks0], ∃ i1. ¬ i1 < 0 ∧ ¬ st[r -- _length] .intval ≤ i1 ∧ is_referencevalue(st[r -- i1 ']) ∧ st[r -- i1 '] .refval ≠ jvmref ∧ (¬ st[st[r -- i1 '] .refval -- _type] .type ≤ st[r -- _type] .type .type ∨ junkref(str, st[r -- i1 '] .refval, st))

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ ¬ i < j ↔ j ≤ i], [CSIMPSEQ : ⊦ ¬ i ≤ j ↔ j < i])]]