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Proof step 31 from proof validrefs-del-junkrefs (previous step)

st[r0 -- i '] = refval(r), 0 < st[r0 -- _length] .intval, 0 ≤ i, junkrefs(str, r ', st[r0 -- _type] .type .type, st -- r), i < st[r0 -- _length] .intval, is_array(str, r0, st), st[r0 -- _type] .type ≤ ty ⊦ r = r0, r0 = jvmref, junkref(str, r0, st), r = jvmref ∨ r ≠ jvmref ∧ is_valid_ref(str, r, st) ∧ st[r -- _type] .type ≤ st[r0 -- _type] .type .type

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 30:
st[r0 -- i '] = refval(r), 0 < st[r0 -- _length] .intval, 0 ≤ i, junkrefs(str, r ', st[r0 -- _type] .type .type, st -- r), i < st[r0 -- _length] .intval, is_array(str, r0, st), st[r0 -- _type] .type ≤ ty ⊦ r = r0, r0 = jvmref, r = jvmref, junkref(str, r0, st), is_valid_ref(str, r, st) ∧ st[r -- _type] .type ≤ st[r0 -- _type] .type .type

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ()]]