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Proof step 12 from proof inv-gc (previous step)

err = ENOSPC, fi = fi1, fi0 = fi2, gstore = gstore1, gstore0 = gstore2, jro = jro0, lnum = n0, n0 = lnum0, remove-refsize0(gstore1) = gstore1, elems nx ∩ jro0 = ∅, dom gstore1 ∪ elems nx = dom gstore2 ∪ jro0, fi1.inos < pmaxino, fi2.inos < jmaxino, p_os < pmaxino, jro1 < jmaxino, inv(gstore1), inv(gstore2 \ jro0), refsize-cons(gstore1, range fi1), refsize-cons(gstore2, range fi2), ri-cons(fi2, nodes(gstore2 ↓, jro0)), ri-inj(fi1), ri-inj(fi2), pmaxino ≤ jmaxino, fi1.lebs ⊆ dom gstore1, fi2.lebs ⊆ dom gstore2, jvalid4 ∧ nx ≠ [] → valid-journal-head(nx, gstore2, jro0) ⊦ ⟪skip; if err = ESUCCESS then index_sync#(fi2, fi1, jro0, gstore2, gstore1, nx, pmaxino, p_os; ; jvalid, err); if err = ESUCCESS then index_deallocate_gnd#(lnum, fi2, fi1, gstore1, nx, pmaxino, p_os, jvalid; jro0, gstore2; err)⟫ ( jro1 < jmaxino ∧ pmaxino ≤ jmaxino ∧ fi2.inos < jmaxino ∧ jmaxino ≠ 0 ∧ (jvalid4 ∧ nx ≠ [] → valid-journal-head(nx, gstore2, jro0)) ∧ fi2.lebs ⊆ dom gstore2 ∧ refsize-cons(gstore2, range fi2) ∧ inv(gstore2 \ jro0) ∧ elems nx ∩ jro0 = ∅ ∧ ¬ dups(nx) ∧ dom gstore1 ∪ elems nx = dom gstore2 ∪ jro0 ∧ ri-inj(fi2)), jmaxino = 0, pmaxino = 0, dups(nx)

Heuristic symbolic execution applied rule skip right

And obtained the following new goals

Rule argument

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