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Proof step 52 from proof validrefs-putbar-01 (previous step)

¬ (is_obj(str, r0, st) ∧ st[r0 -- _type] .type ≤ ty), st[r0 -- mkfs(class, ty0, fieldvar) '] = refval(refs0 .first), mkfs(class, ty0, fieldvar) ' ∈ instfields(st[r0 -- _type] .type .class), validrefs(str, refs0, ty0, putByteArray(bytes, r, i, st)), okbytearray(r, st), is_obj(str, r0, putByteArray(bytes, r, i, st)), st[r0 -- _type] .type ≤ ty, ∀ i, bytes, ty, r0, str, st, r, refs. # refs < # refs0 → (okbytearray(r, st) ∧ validrefs(str, r0 ' + refs, ty, putByteArray(bytes, r, i, st)) → junkref(str, r0, st) ∨ validrefs(str, r0 ' + refs, ty, st)) ⊦ r0 = jvmref, validrefs(str, r0 ' + refs0, ty, st), junkref(str, r0, st)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 51:
st[r0 -- mkfs(class, ty0, fieldvar) '] = refval(refs0 .first), mkfs(class, ty0, fieldvar) ' ∈ instfields(st[r0 -- _type] .type .class), validrefs(str, refs0, ty0, putByteArray(bytes, r, i, st)), okbytearray(r, st), is_obj(str, r0, putByteArray(bytes, r, i, st)), st[r0 -- _type] .type ≤ ty, ∀ i, bytes, ty, r0, str, st, r, refs. # refs < # refs0 → (okbytearray(r, st) ∧ validrefs(str, r0 ' + refs, ty, putByteArray(bytes, r, i, st)) → junkref(str, r0, st) ∨ validrefs(str, r0 ' + refs, ty, st)) ⊦ r0 = jvmref, validrefs(str, r0 ' + refs0, ty, st), junkref(str, r0, st), is_obj(str, r0, st)

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ()]]