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Proof step 22 from proof crash-neutral-commit (previous step)

adr = adr3, ginval = ginval2, ginval0 = ginval6, gstore = gstore3, gstore0 = gstore4, gstore1 = crash(gstore4, gstore3, ginval6, nx), istore = istore3, istore0 = istore4, maxino = maxino3, nx0 = nx, remove-refsize0(istore3) = istore3, remove-refsize0(gstore3) = gstore3, elems nx ∩ ginval6 = ∅, dom remove-refsize0(gstore4) ∩ ginval6 = ∅, dom gstore3 ∪ elems nx = dom gstore4 ∪ ginval6, inv(istore3), inv(istore4), inv(gstore3), inv(gstore4 \ ginval6), istore3 ⊑ istore4, pstate.index? → pstate.lnum ∈ istore4, pstate.journal? → nx ≠ [] ∧ pstate.lnum = nx.last ∧ pstate.lnum ∈ gstore4 ⊦ ⟨if EIO = ESUCCESS then {istore0 := remove-refsize0(istore0); istore := istore0; gstore0 := remove-refsize0(gstore0); gstore := gstore0; ginval0 := ∅; adr := adr0; ginval := ginval1; nx := []; maxino := maxino0; pstate := unbuffered} else pstate := readonly; ginval1 := ?⟩ ( adr3 = adr ∧ remove-refsize0(crash(istore4, istore)) = remove-refsize0(crash(istore0, istore)) ∧ istore3 = istore ∧ ginval6 = ginval0 ∧ gstore1 = crash(gstore0, gstore, ginval0, nx) ∧ gstore3 = gstore ∧ nx0 = nx ∧ maxino3 = maxino ∧ ginval2 = ginval), dups(nx)

Heuristic symbolic execution applied rule if negative right

And obtained the following new goals

Proof step 23:
adr = adr3, ginval = ginval2, ginval0 = ginval6, gstore = gstore3, gstore0 = gstore4, gstore1 = crash(gstore4, gstore3, ginval6, nx), istore = istore3, istore0 = istore4, maxino = maxino3, nx0 = nx, remove-refsize0(gstore3) = gstore3, remove-refsize0(istore3) = istore3, dom remove-refsize0(gstore4) ∩ ginval6 = ∅, elems nx ∩ ginval6 = ∅, dom gstore3 ∪ elems nx = dom gstore4 ∪ ginval6, inv(gstore4 \ ginval6), inv(gstore3), inv(istore4), inv(istore3), istore3 ⊑ istore4, pstate.journal? → nx ≠ [] ∧ pstate.lnum = nx.last ∧ pstate.lnum ∈ gstore4, pstate.index? → pstate.lnum ∈ istore4 ⊦ ⟨pstate := readonly; ginval1 := ?⟩ ( adr3 = adr ∧ remove-refsize0(crash(istore4, istore)) = remove-refsize0(crash(istore0, istore)) ∧ istore3 = istore ∧ ginval6 = ginval0 ∧ gstore1 = crash(gstore0, gstore, ginval0, nx) ∧ gstore3 = gstore ∧ nx0 = nx ∧ maxino3 = maxino ∧ ginval2 = ginval), dups(nx)

Rule argument

pos: right 1

Additional information

Used simplifier rules: ⊦ ESUCCESS ≠ EIO; (s)