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Proof step 29 from proof fits-put-statfield (previous step)

¬ (r ≠ jvmref ∧ ¬ is_valid_ref(str, r, st)), st[r -- sk0] = refval(r0), is_arraytype(st[r -- _type] .type) → is_indexkey(sk0) ∧ 0 ≤ sk0 .index ∧ sk0 .index < st[r -- _length] .intval, is_classtype(st[r -- _type] .type) → sk0 ∈ instfields(st[r -- _type] .type .class), ∀ r, st, sk, val, str. (fits(r, sks0, st[jvmref -- sk, val]) ↔ fits(r, sks0, st)) ∨ junkref(str, r, st) ⊦ r = jvmref, fits(r0, sks0, st[jvmref -- sk, val]) ↔ fits(r0, sks0, st), junkref(str, r, st)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 28:
st[r -- sk0] = refval(r0), is_valid_ref(str, r, st), is_arraytype(st[r -- _type] .type) → is_indexkey(sk0) ∧ 0 ≤ sk0 .index ∧ sk0 .index < st[r -- _length] .intval, is_classtype(st[r -- _type] .type) → sk0 ∈ instfields(st[r -- _type] .type .class), ∀ r, st, sk, val, str. (fits(r, sks0, st[jvmref -- sk, val]) ↔ fits(r, sks0, st)) ∨ junkref(str, r, st) ⊦ r = jvmref, fits(r0, sks0, st[jvmref -- sk, val]) ↔ fits(r0, sks0, st), junkref(str, r, st)

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ()]]