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Proof step 14 from proof crash-neutral-allocate-ind (previous step)

istore1 = remove-refsize0(crash(istore, istore0)), remove-refsize0(istore0) = istore0, remove-refsize0(gstore1) = gstore1, elems nx ∩ ginval1 = ∅, dom gstore1 ∪ elems nx = dom gstore2 ∪ ginval1, inv(istore0), inv(istore), inv(gstore1), inv(gstore2 \ ginval1), istore0 ⊑ istore, pstate.index? → pstate.lnum ∈ istore, pstate.journal? → nx ≠ [] ∧ pstate.lnum = nx.last ∧ pstate.lnum ∈ gstore2 ⊦ ⟨skip⟩ (istore1 = remove-refsize0(crash(istore, istore0))), dups(nx)

Heuristic symbolic execution applied rule skip right

And closed the goal!

Rule argument

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