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Proof step 17 from proof refine-sync (previous step)

fo.inodes?, orphans(fs, ri).inodes?, afs-cons(abs-dirs(fs, ri), abs-files(fs, ri)), file-node-cons(fs, ri), log-cons(log, fs), orphans-cons(fs, ri, orphans(fs, ri)), replay-cons-strong(fs, ri, orphans(fs, ri), fi, fo, log), ri-inj(fi), ri-inj(ri), ubifs-cons(fs, ri, orphans(fs, ri), fi, fo, log), asynced → boolvar, ⌊err1⌋ ∨ err1 = ESUCCESS ⊦ ⟨asynced := err1 = ESUCCESS⟩ ((asynced → err1 = ESUCCESS) ∧ err1 = err1), ∃ err0. (⌊err0⌋ ∨ err0 = ESUCCESS) ∧ ⟨err := err0; asynced := err = ESUCCESS⟩ ((asynced → err = ESUCCESS) ∧ err1 = err)

Heuristic symbolic execution applied rule assign right

And closed the goal!

Rule argument

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