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Proof step 5 from proof inv-format (previous step)

⊦ ⟪apersistence_io_format#(# lpt2, LEB_SIZE, lpt2, adr0, m1; ; adr, m, plog, avol, lpt, ns, err); if err = ESUCCESS then {apersistence_io_get_page_size#(adr, m, plog, avol, lpt, ns; ; m0); bleb := nobuffer; wbuf.content := mkbuf(m0); rofs := false}⟫ ( err = ESUCCESS → # wbuf.content = EB_PAGE_SIZE ∧ (bleb ≠ nobuffer → bleb.leb < # avol ∧ wbuf-cons(wbuf, avol[bleb.leb], rofs)) ∧ m0 = EB_PAGE_SIZE ∧ ebm-vol-inv(avol) ∧ # lpt = # avol)

User applied rule insert program lemma

And obtained the following new goals

Rule argument

spec: apersistence-io-asm name: inv-format seq: # lpt = m, m0 = LEB_SIZE ⊦ ⟪apersistence_io_format# (m, m0, lpt, adr, m1; ; adr0, m2, plog, avol, lpt0, ns, err)⟫ ( err = ESUCCESS → ebm-vol-inv(avol) ∧ # lpt0 = # avol) subst: [m1, adr, lpt, m0, m, err, ns, lpt0, avol, plog, m2, adr0] → [m1, adr0, lpt2, LEB_SIZE, # lpt2, err, ns, lpt, avol, plog, m, adr] flags: <all paths>

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