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Proof step 30 from proof refine-move-buf (previous step)

# buf = EB_PAGE_SIZE, # lpt0 = # avol1, # avol0 = # avol1, avol0[m5] = mapped(buf0), bleb0 ≠ buffered(m5), m5 < # avol1, abs(avol1, bleb0, mkwbuf(buf, m1, m3), avol0, false), awbuf-inv(avol1, bleb0), ebm-vol-inv(avol0), bleb0 ≠ nobuffer → bleb0.leb < # avol1 ∧ wbuf-cons(mkwbuf(buf, m1, m3), avol0[bleb0.leb], false), bleb0 = nobuffer ∨ m3 = 0, bleb0 = nobuffer ∨ is-aligned(# avol1[bleb0.leb].data, EB_PAGE_SIZE) ⊦ ⟨awbuf_move_buf#(m5, # buf0, adr0, m2, plog0, avol1, lpt0, ns0, false; bleb0; err0)⟩ (abs(avol1, buffered(m5), mkwbuf(buf, # buf0, 0), avol0, false) ∧ bleb0 = buffered(m5) ∧ ESUCCESS = err0)

Heuristic nonrecursive calls applied rule call right

And obtained the following new goals

Proof step 31:
# avol0 = # avol1, # lpt0 = # avol1, # buf = EB_PAGE_SIZE, rofs ↔ false, avol0[m5] = mapped(buf0), adr = adr0, avol = avol1, bleb = bleb0, lpt = lpt0, m = m2, m0 = # buf0, m1 = m5, ns = ns0, plog = plog0, m5 < # avol1, abs(avol1, bleb0, mkwbuf(buf, m4, m3), avol0, false), awbuf-inv(avol1, bleb0), ebm-vol-inv(avol0), bleb0 ≠ nobuffer → bleb0.leb < # avol1 ∧ wbuf-cons(mkwbuf(buf, m4, m3), avol0[bleb0.leb], false), bleb0 = nobuffer ∨ is-aligned(# avol1[bleb0.leb].data, EB_PAGE_SIZE), bleb0 = nobuffer ∨ m3 = 0 ⊦ ⟨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, buffered(m5), mkwbuf(buf, # buf0, 0), avol0, false) ∧ bleb = buffered(m5) ∧ ESUCCESS = err), bleb0 = buffered(m5)

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 };