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Proof step 28 from proof inv-commit (previous step)

zh[rp] = mkznode(r, zbrar, boolvar, true, m), err1 = ESUCCESS, err1 = err, istore = istore0[n, indexblock([], [], 0)], istore0 = istore2, pstate = index(n), pstate0 = unbuffered, remove-refsize0(istore1) = istore1, remove-refsize0(gstore1) = gstore1, elems nx ∩ ginval4 = ∅, dom remove-refsize0(gstore2) ∩ ginval4 = ∅, dom gstore1 ∪ elems nx = dom gstore2 ∪ ginval4, btree-inv(rp, adr3, istore2, istore1, zh, ri, fi), inv(istore), inv(istore1), inv(istore2), inv(gstore1), inv(gstore2 \ ginval4), rp ∈ zh, istore1 ⊑ istore, istore1 ⊑ istore2, pstate.journal? → nx ≠ [] ∧ pstate.lnum = nx.last ∧ pstate.lnum ∈ gstore2, pstate.index? → pstate.lnum ∈ istore, ⌊err⌋ ∨ err = ESUCCESS ⊦ ⟪syn0 := true; adr0 := adr3; adr := adr3; istore2 := istore; if err1 = ESUCCESS then btree_commit_rec#(rp, adr0, istore1, ginval4, gstore2, gstore1, nx, maxino0, ginval; adr, err1, zh, istore2, pstate, syn0); syn := false; if err1 = ESUCCESS then {syn := true; apersistence_sync#(adr0, istore2, istore1, ginval4, gstore2, gstore1, nx, maxino0, ginval; pstate, syn0; err1)}; if err1 = ESUCCESS then apersistence_commit#(adr, maxino1, syn0; ginval1, adr0, istore2, istore1, ginval4, gstore2, gstore1, nx, maxino0, ginval, pstate; err1); if err1 = ESUCCESS then adr3 := adr else if syn then {zh[rp].dirty := true; let maxino = 0 in {apersistence_get_iblock_refsize# (adr.lnum, adr0, istore2, istore1, ginval4, gstore2, gstore1, nx, maxino0, ginval, pstate, syn0; ; maxino); apersistence_set_iblock_refsize# (adr.lnum, maxino - adr.size, adr0, istore1, ginval4, gstore2, gstore1, nx, maxino0, ginval, pstate, syn0; istore2)}}⟫ ( (∃ ri, fi. btree-inv(rp, adr0, istore2, istore1, zh, ri, fi)) ∧ inv(gstore2 \ ginval4) ∧ inv(gstore1) ∧ elems nx ∩ ginval4 = ∅ ∧ ¬ dups(nx) ∧ dom gstore1 ∪ elems nx = dom gstore2 ∪ ginval4 ∧ remove-refsize0(gstore1) = gstore1 ∧ inv(istore2) ∧ inv(istore1) ∧ istore1 ⊑ istore2 ∧ remove-refsize0(istore1) = istore1 ∧ (pstate.journal? → nx ≠ [] ∧ pstate.lnum = nx.last ∧ pstate.lnum ∈ gstore2) ∧ (pstate.index? → pstate.lnum ∈ istore2) ∧ (pstate = unbuffered → syn0)), dups(nx), n ∈ istore0

Heuristic symbolic execution applied rule assign right

And obtained the following new goals

Rule argument

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