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Proof step 16 from proof inv-read-gnd (previous step)

remove-refsize0(gstore1) = gstore1, remove-refsize0(istore1) = istore1, elems nx ∩ ginval2 = ∅, dom gstore1 ∪ elems nx = dom gstore2 ∪ ginval2, btree-inv(rp, adr, istore2, istore1, zh, ri, fi), inv(gstore2 \ ginval2), inv(gstore1), inv(istore2), inv(istore1), @(m, m0, m1) ∈ gstore2, istore1 ⊑ istore2, pstate.journal? → nx ≠ [] ∧ pstate.lnum = nx.last ∧ pstate.lnum ∈ gstore2, pstate.index? → pstate.lnum ∈ istore2, pstate = unbuffered → syn, ⌊err0⌋ ∨ err0 = ESUCCESS ⊦ ⟪gnd := ?⟫ true, err0 = ESUCCESS, dups(nx), m ∈ ginval2

Heuristic symbolic execution applied rule assign right

And closed the goal!

Rule argument

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