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Proof step 16 from proof inv-read-gnd (previous step)

# lpt0 = # avol, # lpt = # avol, avol[m4] = mapped(buf1), buf = mkbuf(m2), err = err0, 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), m3 + m2 ≤ # buf1, ⌊err0⌋ ∨ err0 = ESUCCESS ⊦ ⟪if err = ESUCCESS then buf := copy(avol[m4].data + mkempbuf(LEB_SIZE - # avol[m4].data), m3, buf, 0, m2) else {n := m2; choose buf1 with # buf1 = # buf ∧ range=(buf1, n, buf, n, # buf - n) in buf := buf1}; if err = ESUCCESS then decode_group_node#(0, m2, buf; gnd0; err)⟫ ((err = ESUCCESS ∨ ⌊err⌋ ) ∧ (err = ESUCCESS → gnd = gnd0))

Heuristic conditional right split applied rule if right

And obtained the following new goals

Rule argument

pos: right 1

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