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Proof step 143 from proof refine-write (previous step)

LEB_SIZE = (n5 + n0) + m1, avols[default-volid][m2] = mapped(buf0, n4), m2 < # avols[default-volid], n0 < n, ebm-cons(avols), ebm-vol-inv(abs(avols[default-volid])), is-aligned(m1, EB_PAGE_SIZE), is-aligned(n, EB_PAGE_SIZE), is-aligned(n0, EB_PAGE_SIZE), default-volid ∈ avols, m1 + n ≤ LEB_SIZE, n3 + n ≤ # buf, n4 ≤ LEB_SIZE, m1 ≤ LEB_SIZE, n4 ≤ m1, n3 + n0 ≤ # buf, n0 + m1 ≤ LEB_SIZE, ⌊err1⌋ ⊦ n0 = 0, ∃ buf, n. mapped(buf0, n4) = mapped(buf, n)

Heuristic quantifier closing applied rule exists right

And closed the goal!

Rule argument

pos: right 2 terms: buf0, n4

Additional information

Used terms: buf0, n4