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Proof step 11 from proof inv-change (previous step)

v = default-volid, m < # avols[default-volid], ebm-cons(avols), is-aligned(n, EB_PAGE_SIZE), default-volid ∈ avols, n ≤ # buf, n ≤ LEB_SIZE ⊦ [fail_or_success#(; ; err); if err = ESUCCESS then avols[v][m] := mapped(subarray(buf, 0, n) + mkempbuf(LEB_SIZE - n), n)] (ebm-cons(avols) → default-volid ∈ avols)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 12:
m < # avols[default-volid], ebm-cons(avols), is-aligned(n, EB_PAGE_SIZE), default-volid ∈ avols, n ≤ LEB_SIZE, n ≤ # buf ⊦ [fail_or_success#(; ; err); if err = ESUCCESS then avols[default-volid][m] := mapped(subarray(buf, 0, n) + mkempbuf(LEB_SIZE - n), n)] (ebm-cons(avols) → default-volid ∈ avols)

Proof step 11 from proof inv-change (previous step)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Rule argument

Additional information