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Proof step 10 from proof refine-move-buf (previous step)

# buf = EB_PAGE_SIZE, # lpt0 = # avol1, # avol0 = # avol1, bleb = bleb0, abs(avol1, bleb0, mkwbuf(buf, m1, m3), avol0, true), awbuf-inv(avol1, bleb0), ebm-vol-inv(avol0), bleb0 ≠ nobuffer → bleb0.leb < # avol1 ∧ wbuf-cons(mkwbuf(buf, m1, m3), avol0[bleb0.leb], true), bleb0 = buffered(m5) ∨ (bleb0 = nobuffer ∨ is-aligned(# avol1[bleb0.leb].data, EB_PAGE_SIZE)) ∧ m5 < # avol1 ∧ avol1[m5].mapped? ∧ m4 = # avol1[m5].data ⊦ ⟨awbuf_move_buf#(m5, m4, adr0, m2, plog0, avol1, lpt0, ns0, true; bleb0; err0)⟩ (abs(avol1, bleb, mkwbuf(buf, m1, m3), avol0, true) ∧ bleb0 = bleb ∧ EROFS = err0)

Heuristic nonrecursive calls applied rule call right

And obtained the following new goals

Proof step 11:
# avol0 = # avol1, # lpt0 = # avol1, # buf = EB_PAGE_SIZE, rofs ↔ true, adr = adr0, avol = avol1, bleb = bleb0, bleb1 = bleb0, lpt = lpt0, m = m2, m0 = m4, m1 = m5, ns = ns0, plog = plog0, abs(avol1, bleb0, mkwbuf(buf, m6, m3), avol0, true), awbuf-inv(avol1, bleb0), ebm-vol-inv(avol0), bleb0 ≠ nobuffer → bleb0.leb < # avol1 ∧ wbuf-cons(mkwbuf(buf, m6, m3), avol0[bleb0.leb], true), bleb0 = buffered(m5) ∨ (bleb0 = nobuffer ∨ is-aligned(# avol1[bleb0.leb].data, EB_PAGE_SIZE)) ∧ m5 < # avol1 ∧ avol1[m5].mapped? ∧ m4 = # avol1[m5].data ⊦ ⟨if bleb = buffered(m1) ∨ (bleb = nobuffer ∨ is-aligned(# avol[bleb.leb].data, EB_PAGE_SIZE)) ∧ m1 < # avol ∧ avol[m1].mapped? ∧ m0 = # avol[m1].data then {fail_or_success#(; ; err); if err = ESUCCESS then bleb := buffered(m1)} else abort⟩ (abs(avol1, bleb1, mkwbuf(buf, m6, m3), avol0, true) ∧ bleb = bleb1 ∧ EROFS = err)

Rule argument

pos: right 1

Additional information

Used simplifier rules: awbuf_move_buf# (LNUM, OFFSET, WROOTADR, WMAXINO, WLOG, WVOL, WLPT, WORPHANS, AROFS ; WBUFLEB ; ERR ) {if WBUFLEB = buffered(LNUM) ∨ ( WBUFLEB = nobuffer ∨ is-aligned(# WVOL[WBUFLEB.leb].data, EB_PAGE_SIZE)) ∧ LNUM < # WVOL ∧ WVOL[LNUM].mapped? ∧ OFFSET = # WVOL[LNUM].data then {fail_or_success#(; ; ERR); if ERR = ESUCCESS then WBUFLEB := buffered(LNUM)} else abort };