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Proof step 140 from proof refine-write-buf (previous step)

# avol0 = # avol1, # lpt0 = # avol1, # buf1 = EB_PAGE_SIZE, avol0[m4] = mapped(buf2), align↓(m2 + n3, EB_PAGE_SIZE) = n0 + m2, buffered(m4).isbuf?, avol1[buffered(m4).leb].mapped?, buffered(m4).leb < # avol1, m2 < EB_PAGE_SIZE, m4 < # avol1, n1 < n0, n1 < # buf3, abs(avol1, buffered(m4), mkwbuf(buf1, # buf2, m2), avol0, false), awbuf-inv(avol1, buffered(m4)), ebm-vol-inv(avol0), is-aligned(n1 + m2, EB_PAGE_SIZE), is-aligned(n0 + m2, EB_PAGE_SIZE), is-aligned(# buf2, EB_PAGE_SIZE), 0 + n1 ≤ # buf3, # avol1[m4].data + n3 ≤ LEB_SIZE, n3 ≤ # buf3, EB_PAGE_SIZE ≤ m2 + n3, # buf2 + m2 + n3 ≤ LEB_SIZE, n0 ≤ # buf3, # buf2 + n0 + m2 ≤ LEB_SIZE, ⌊err1⌋ ⊦ ⟨rofs := true⟩ ( abs (avol1[buffered(m4).leb, mapped(avol1[buffered(m4).leb].data + subarray(buf3, 0, n1))], buffered(m4), mkwbuf(buf1, # buf2, m2), avol0[m4, mapped(avol0[m4].data + subarray(copy(buf3, 0, copy(buf1, 0, mkbuf(n0 + m2), 0, m2), m2, n0), 0, n1 + m2))], true) ∧ rofs), n1 + m2 = 0, n3 = 0

Heuristic symbolic execution applied rule assign right

And obtained the following new goals

Rule argument

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