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Proof step 39 from proof inv-lookup (previous step)

jvalid ↔ key ∈ fi2, err = err0, err = ESUCCESS, ¬ jvalid, remove-refsize0(gstore1) = gstore1, elems nx ∩ jro = ∅, dom gstore1 ∪ elems nx = dom gstore2 ∪ jro, fi1.inos < pmaxino, fi2.inos < jmaxino, p_os < pmaxino, inv(gstore1), inv(gstore2 \ jro), refsize-cons(gstore1, range fi1), refsize-cons(gstore2, range fi2), ri-cons(fi2, nodes(gstore2 ↓, jro)), ri-inj(fi1), ri-inj(fi2), pmaxino ≤ jmaxino, fi1.lebs ⊆ dom gstore1, fi2.lebs ⊆ dom gstore2, jvalid2 ∧ nx ≠ [] → valid-journal-head(nx, gstore2, jro), ⌊err0⌋ ∨ err0 = ESUCCESS ⊦ ⟪if err = ESUCCESS ∧ jvalid then let gnd = ? in {index_read_gnd#(adr, fi2, fi1, jro, gstore2, gstore1, nx, pmaxino, p_os, jvalid0; gnd; err); if err = ESUCCESS then nd := gnd.nd}⟫ true, pmaxino = 0, dups(nx)

Heuristic symbolic execution applied rule if negative right

And obtained the following new goals

Rule argument

pos: right 1

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