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Proof step 42 from proof refine-write (previous step)

# avol0 = # lpt + m6, avol0[0] = mapped(buf1), avol0[m3] = mapped(buf2), avol0[m2] = mapped(buf3), avol0[m6 + m8] = mapped(buf0), avol = avol1, avol1 = subarray(avol0, m6, # lpt), m = m7, m0 = n3 + # avol0[m6 + m8].data, m1 = m8, n0 = n, n1 = n2, ns = orphans, plog = log, avol0[m6 + m8].mapped?, m8 < # lpt, m6 + m8 < # avol0, disk-layout(mksb(adr, m7, m2, m3, m4, m5, m6), # lpt), ebm-vol-inv(subarray(avol0, m6, # lpt)), ebm-vol-inv(avol0), is-aligned(n3 + # buf0, EB_PAGE_SIZE), is-aligned(n, EB_PAGE_SIZE), is-encoded(mksb(adr, m7, m2, m3, m4, m5, m6), buf1), is-encoded(lpt, lebs(avol0, m5, lptlebs(# lpt, LEB_SIZE))), is-encoded(log, buf3), is-encoded-pad(orphans, m4, buf2), mapped-full?(avol0, m5, lptlebs(# lpt, LEB_SIZE)), n2 + n ≤ # buf, n3 + # buf0 + n ≤ LEB_SIZE, m1 < # avol → m1 < # avol ∧ (avol[m1].mapped? → avol[m1].mapped? ∧ m1 < # avol), logoff ≠ LEB_SIZE → # buf3 = logoff ⊦ ⟨abort⟩ ( avol = subarray(avol0, m6, # lpt)[m8, mapped(avol0[m6 + m8].data + mkempbuf(n3) + subarray(buf, n2, n))] ∧ is-encoded(log, avol0[m6 + m8, mapped(avol0[m6 + m8].data + mkempbuf(n3) + subarray(buf, n2, n))][m2].data) ∧ is-encoded-pad(orphans, m4, avol0[m3].data) ∧ ESUCCESS = err), n = 0, m1 < # avol ∧ avol[m1].mapped? ∧ # avol[m1].data ≤ m0 ∧ is-aligned(m0, EB_PAGE_SIZE) ∧ is-aligned(n0, EB_PAGE_SIZE) ∧ m0 + n0 ≤ LEB_SIZE ∧ n1 + n0 ≤ # buf

Heuristic symbolic execution applied rule abort right

And obtained the following new goals

Rule argument

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