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Proof step 3 from proof inv-is-readonly (previous step)

# buf = EB_PAGE_SIZE, wbuf = mkwbuf(buf, m, m0), bleb ≠ nobuffer → bleb.leb < # avol ∧ wbuf-cons(wbuf, avol[bleb.leb], rofs) ⊦ ⟪wbuf_is_readonly#(rofs; ; rofs0)⟫ true

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 4:
# buf = EB_PAGE_SIZE, bleb ≠ nobuffer → bleb.leb < # avol ∧ wbuf-cons(mkwbuf(buf, m, m0), avol[bleb.leb], rofs) ⊦ ⟪wbuf_is_readonly#(rofs; ; rofs0)⟫ true

Proof step 3 from proof inv-is-readonly (previous step)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Rule argument

Additional information