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Proof step 24 from proof inv-read-gnd (previous step)

# lpt0 = # avol, # lpt = # avol, LEB_SIZE = n0 + # buf1, avol[m4] = mapped(buf1), m4 < # avol, abs-node(subarray(buf1, m3, m2), gnd), awbuf-inv(avol, bleb), buf-ro-rw-mode(isbuf, bleb, lpt0, avol), bufs-log-only(bleb, log0, lpt0), lpt-free-unref(lpt), lpt-leb-size(lpt), lpt-ram-flash(lpt0, lpt, log0), # buf1 ≤ LEB_SIZE, m3 + m2 ≤ LEB_SIZE, m3 + m2 ≤ # buf1 ⊦ ⟪decode_group_node#(0, m2, copy(avol[m4].data + mkempbuf(n0), m3, mkbuf(m2), 0, m2); gnd0; err0)⟫ ((err0 = ESUCCESS ∨ ⌊err0⌋ ) ∧ (err0 = ESUCCESS → gnd = gnd0))

User applied rule insert program lemma

And obtained the following new goals

Rule argument

spec: abs-node, inst: encoding-group-node name: decode-node seq: ⊦ ⟪decode_group_node#(n, m, buf; gnd; err)⟫ ( (err = ESUCCESS ∨ ⌊err⌋ ) ∧ ( err = ESUCCESS → abs-node(subarray(buf, n, m), gnd) ∧ m = gnd.flashsize ∧ n + m ≤ # buf)) subst: [buf, m, n, gnd, err] → [copy(avol[m4].data + mkempbuf(n0), m3, mkbuf(m2), 0, m2), m2, 0, gnd0, err0] flags: <all paths>

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