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Proof step 178 from proof inv-io-save (previous step)

zh[r] = mkznode(r0, zbrar, boolvar, true, m0), adr = adr0, ginval0 = ginval2, gstore = gstore1, gstore0 = gstore2, istore = istore3[m1, indexblock(save(mkznode(r0, zbrar, boolvar, true, m0)) ', @(m2, save(mkznode(r0, zbrar, boolvar, true, m0)).flashsize) ', 0)], istore0 = istore2, maxino = maxino2, maxino0 = index(m1).lnum, n = save(mkznode(r0, zbrar, boolvar, true, m0)).flashsize, pstate = index(m1), remove-refsize0(gstore1) = gstore1, remove-refsize0(istore2) = istore2, elems nx ∩ ginval2 = ∅, dom gstore1 ∪ elems nx = dom gstore2 ∪ ginval2, ((btree(rp, r, adr1, height, dirty, ri, nodes(istore3), as, alladrs, ok) * P))(zh), n0 < save(mkznode(r0, zbrar, boolvar, true, m0)).flashsize, btree-sub-clean(r, m0, zh), inv(istore[maxino0, istore[maxino0].ref-size:= n]), inv(gstore2 \ ginval2), inv(gstore1), inv(istore3), inv(istore2), inv(istore3[m1, indexblock([], [], 0)]), inv(istore3[m1, indexblock(save(mkznode(r0, zbrar, boolvar, true, m0)) ', @(m2, save(mkznode(r0, zbrar, boolvar, true, m0)).flashsize) ', 0)]), refsize-cons(istore3, as0 ∪ as), m1 ∈ istore[maxino0, istore[maxino0].ref-size:= n], maxino0 ∈ istore, r ∈ zh, m ∈ istore3, n0 ≤ LEB_SIZE, as0 ⊆ dom nodes(istore3), alladrs ⊆ dom nodes(istore3), as ⊆ alladrs, as ⊆ dom nodes(istore3), istore2 ⊑ istore[maxino0, istore[maxino0].ref-size:= n], istore2 ⊑ istore3, istore2 ⊑ istore3[m1, indexblock([], [], 0)], istore2 ⊑ istore3[m1, indexblock(save(mkznode(r0, zbrar, boolvar, true, m0)) ', @(m2, save(mkznode(r0, zbrar, boolvar, true, m0)).flashsize) ', 0)], height = 0 → as = ∅, index(m1).index? ∨ index(m1).journal? ⊦ ⟪err0 := ESUCCESS; if err0 = ESUCCESS then zh[r].dirty := false⟫ ( refsize-cons (istore[maxino0, istore[maxino0].ref-size:= n], as0 ∪ (err0 = ESUCCESS ⊃ as ++ @(m1, m2, save(mkznode(r0, zbrar, boolvar, true, m0)).flashsize);as)) ∧ istore3 ⊑ istore[maxino0, istore[maxino0].ref-size:= n] ∧ r ∈ zh ∧ (err0 = ESUCCESS → ¬ @(m1, m2, save(mkznode(r0, zbrar, boolvar, true, m0)).flashsize) ∈ as) ∧ dom nodes(istore[maxino0, istore[maxino0].ref-size:= n]) = dom nodes(istore3) ∪ (err0 = ESUCCESS ⊃ ∅ ++ @(m1, m2, save(mkznode(r0, zbrar, boolvar, true, m0)).flashsize);∅) ∧ (( btree (rp, r, (err0 = ESUCCESS ⊃ @(m1, m2, save(mkznode(r0, zbrar, boolvar, true, m0)).flashsize);adr1), height, err0 ≠ ESUCCESS, ri, nodes(istore[maxino0, istore[maxino0].ref-size:= n]), (err0 = ESUCCESS ⊃ as ++ @(m1, m2, save(mkznode(r0, zbrar, boolvar, true, m0)).flashsize);as), (err0 = ESUCCESS ⊃ (alladrs -- adr1) ++ @(m1, m2, save(mkznode(r0, zbrar, boolvar, true, m0)).flashsize);alladrs), ok) * P) )(zh) ∧ (err0 = ESUCCESS ∨ ⌊err0⌋ ) ∧ (err0 = ESUCCESS → ¬ zh[r].dirty)), dups(nx), m1 ∈ istore3, adr1 ∈ as

Heuristic symbolic execution applied rule assign right

And obtained the following new goals

Proof step 179:
zh[r] = mkznode(r0, zbrar, boolvar, true, m0), adr = adr0, err0 = ESUCCESS, ginval0 = ginval2, gstore = gstore1, gstore0 = gstore2, istore = istore3[m1, indexblock(save(mkznode(r0, zbrar, boolvar, true, m0)) ', @(m2, save(mkznode(r0, zbrar, boolvar, true, m0)).flashsize) ', 0)], istore0 = istore2, maxino = maxino2, maxino0 = index(m1).lnum, n = save(mkznode(r0, zbrar, boolvar, true, m0)).flashsize, pstate = index(m1), remove-refsize0(istore2) = istore2, remove-refsize0(gstore1) = gstore1, elems nx ∩ ginval2 = ∅, dom gstore1 ∪ elems nx = dom gstore2 ∪ ginval2, ((btree(rp, r, adr1, height, dirty, ri, nodes(istore3), as, alladrs, ok) * P))(zh), n0 < save(mkznode(r0, zbrar, boolvar, true, m0)).flashsize, btree-sub-clean(r, m0, zh), inv(istore3[m1, indexblock(save(mkznode(r0, zbrar, boolvar, true, m0)) ', @(m2, save(mkznode(r0, zbrar, boolvar, true, m0)).flashsize) ', 0)]), inv(istore3[m1, indexblock([], [], 0)]), inv(istore2), inv(istore3), inv(gstore1), inv(gstore2 \ ginval2), inv(istore[maxino0, istore[maxino0].ref-size:= n]), refsize-cons(istore3, as0 ∪ as), m ∈ istore3, r ∈ zh, maxino0 ∈ istore, m1 ∈ istore[maxino0, istore[maxino0].ref-size:= n], n0 ≤ LEB_SIZE, as ⊆ dom nodes(istore3), as ⊆ alladrs, alladrs ⊆ dom nodes(istore3), as0 ⊆ dom nodes(istore3), istore2 ⊑ istore3[m1, indexblock(save(mkznode(r0, zbrar, boolvar, true, m0)) ', @(m2, save(mkznode(r0, zbrar, boolvar, true, m0)).flashsize) ', 0)], istore2 ⊑ istore3[m1, indexblock([], [], 0)], istore2 ⊑ istore3, istore2 ⊑ istore[maxino0, istore[maxino0].ref-size:= n], height = 0 → as = ∅, index(m1).index? ∨ index(m1).journal? ⊦ ⟪if err0 = ESUCCESS then zh[r].dirty := false⟫ ( refsize-cons (istore[maxino0, istore[maxino0].ref-size:= n], as0 ∪ (err0 = ESUCCESS ⊃ as ++ @(m1, m2, save(mkznode(r0, zbrar, boolvar, true, m0)).flashsize);as)) ∧ istore3 ⊑ istore[maxino0, istore[maxino0].ref-size:= n] ∧ r ∈ zh ∧ (err0 = ESUCCESS → ¬ @(m1, m2, save(mkznode(r0, zbrar, boolvar, true, m0)).flashsize) ∈ as) ∧ dom nodes(istore[maxino0, istore[maxino0].ref-size:= n]) = dom nodes(istore3) ∪ (err0 = ESUCCESS ⊃ ∅ ++ @(m1, m2, save(mkznode(r0, zbrar, boolvar, true, m0)).flashsize);∅) ∧ (( btree (rp, r, (err0 = ESUCCESS ⊃ @(m1, m2, save(mkznode(r0, zbrar, boolvar, true, m0)).flashsize);adr1), height, err0 ≠ ESUCCESS, ri, nodes(istore[maxino0, istore[maxino0].ref-size:= n]), (err0 = ESUCCESS ⊃ as ++ @(m1, m2, save(mkznode(r0, zbrar, boolvar, true, m0)).flashsize);as), (err0 = ESUCCESS ⊃ (alladrs -- adr1) ++ @(m1, m2, save(mkznode(r0, zbrar, boolvar, true, m0)).flashsize);alladrs), ok) * P) )(zh) ∧ (err0 = ESUCCESS ∨ ⌊err0⌋ ) ∧ (err0 = ESUCCESS → ¬ zh[r].dirty)), dups(nx), adr1 ∈ as, m1 ∈ istore3

Proof step 178 from proof inv-io-save (previous step)

Heuristic symbolic execution applied rule assign right

And obtained the following new goals

Rule argument

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