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Proof step 40 from proof inv-addn (previous step)

gstore3[nx0.last] = groupblock(gndx0, lax0, m), abs-log(nx0, gstore3 ↓) = abs-log(nx1, gstore2 ↓), nodes(gstore3 ↓, jro0) = nodes(gstore2 ↓, jro1), remove-refsize0(gstore0) = gstore0, elems nx0 ∩ jro0 = ∅, (nx0.toSet \ nx1.toSet) ∩ dom gstore2 = ∅, elems nx1 ∩ jro1 = ∅, dom gstore0 ∪ elems nx0 = dom gstore3 ∪ jro0, dom gstore0 ∪ elems nx1 = dom gstore2 ∪ jro1, fi1.inos < pmaxino, fi2.inos < jmaxino1, p_os < pmaxino, # lax < # gndx, inv(gstore3 \ jro0), inv(gstore2 \ jro1), inv(gstore0), inv((gstore3[nx0.last].gndlist:= (gndx0 + prefixn(# lax, gndx))).ladrlist:= (lax0 + lax)), inv(gstore3[nx0.last]), inv-flashsize(prefixn(# lax, gndx), lax), refsize-cons(gstore3[nx0.last, (gstore3[nx0.last].gndlist:= (gndx0 + prefixn(# lax, gndx))).ladrlist:= (lax0 + lax)], range fi2), refsize-cons(gstore3, range fi2), refsize-cons(gstore0, range fi1), refsize-cons(gstore2, range fi2), ri-inj(fi1), ri-inj(fi2), transaction(ndx, gndx), valid-journal-head(nx0, gstore3, jro0), nx0.last ∈ gstore3, pmaxino ≤ jmaxino1, dom gstore2 ⊆ dom gstore3, fi1.lebs ⊆ dom gstore0, fi2.lebs ⊆ dom gstore2, fi2.lebs ⊆ dom gstore3, ⌊err0⌋ , jvalid4 ∧ nx1 ≠ [] → valid-journal-head(nx1, gstore2, jro1) ⊦ # lax = # gndx, gndx = [], nx0 = [], pmaxino = 0, dups(lax0 + lax), dups(nx0), dups(nx1), dups(lax0), dups(lax), nodes(gstore3 ↓[nx0.last, ((gstore3[nx0.last].gndlist:= (gndx0 + prefixn(# lax, gndx))).ladrlist:= (lax0 + lax))↓], jro0) = nodes(gstore2 ↓, jro1) ∧ abs-log(nx0.butlast, gstore3 ↓) + ((gstore3[nx0.last].gndlist:= (gndx0 + prefixn(# lax, gndx))).ladrlist:= (lax0 + lax))↓.ladrlist.to-adr(nx0.last) = abs-log(nx1, gstore2 ↓)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 41:
gstore3[nx0.last] = groupblock(gndx0, lax0, m), abs-log(nx0, gstore3 ↓) = abs-log(nx1, gstore2 ↓), nodes(gstore3 ↓, jro0) = nodes(gstore2 ↓, jro1), remove-refsize0(gstore0) = gstore0, elems nx0 ∩ jro0 = ∅, (nx0.toSet \ nx1.toSet) ∩ dom gstore2 = ∅, elems nx1 ∩ jro1 = ∅, dom gstore0 ∪ elems nx0 = dom gstore3 ∪ jro0, dom gstore0 ∪ elems nx1 = dom gstore2 ∪ jro1, fi1.inos < pmaxino, fi2.inos < jmaxino1, p_os < pmaxino, # lax < # gndx, inv(gstore3 \ jro0), inv(gstore2 \ jro1), inv(gstore0), inv(groupblock(gndx0 + prefixn(# lax, gndx), lax0 + lax, m)), inv(groupblock(gndx0, lax0, m)), inv-flashsize(prefixn(# lax, gndx), lax), refsize-cons(gstore3, range fi2), refsize-cons(gstore0, range fi1), refsize-cons(gstore2, range fi2), refsize-cons(gstore3[nx0.last, groupblock(gndx0 + prefixn(# lax, gndx), lax0 + lax, m)], range fi2), ri-inj(fi1), ri-inj(fi2), transaction(ndx, gndx), valid-journal-head(nx0, gstore3, jro0), nx0.last ∈ gstore3, pmaxino ≤ jmaxino1, dom gstore2 ⊆ dom gstore3, fi1.lebs ⊆ dom gstore0, fi2.lebs ⊆ dom gstore2, fi2.lebs ⊆ dom gstore3, ⌊err0⌋ , jvalid4 ∧ nx1 ≠ [] → valid-journal-head(nx1, gstore2, jro1) ⊦ # lax = # gndx, gndx = [], nx0 = [], pmaxino = 0, dups(lax), dups(nx0), dups(nx1), nodes (gstore3 ↓ [nx0.last, groupblock (prefixn(valid-group-nodes(gndx0 + prefixn(# lax, gndx)), gndx0 + prefixn(# lax, gndx)), prefixn(valid-group-nodes(gndx0 + prefixn(# lax, gndx)), lax0 + lax), m) ], jro0) = nodes(gstore2 ↓, jro1) ∧ abs-log(nx0.butlast, gstore3 ↓) + prefixn(valid-group-nodes(gndx0 + prefixn(# lax, gndx)), lax0 + lax).to-adr(nx0.last) = abs-log(nx1, gstore2 ↓)

Rule argument

Additional information

Used simplifier rules: ⊦ groupblock(gndx, lax, m).ladrlist = lax; (s)%⊦ groupblock(gndx, lax, m0) ↓ = groupblock (prefixn(valid-group-nodes(gndx), gndx), prefixn(valid-group-nodes(gndx), lax), m0); (s)% ⊦ inv(groupblock(gndx, lax, m0)) → ¬ dups(lax); (s)% ⊦ inv(groupblock(gndx, lax0 + lax1, m0)) → ¬ dups(lax0); (s)%⊦ groupblock(gndx, lax, m).ladrlist:= lax0 = groupblock(gndx, lax0, m); (s)%⊦ groupblock(gndx, lax, m).gndlist:= gndx0 = groupblock(gndx0, lax, m); (s)%a: ⊦ (lax + lax0) + lax1 = lax + lax0 + lax1; from specification list[laddress-list]%a: ⊦ ¬ dups(lax + lax0) → ¬ dups(lax) ∧ ¬ dups(lax0); (forward) from specification list-dup[laddress-list]