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Proof step 30 from proof refine-check-commit (previous step)

orphans(fs, ri).inodes?, fo.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-cons(ri, fs), ri-inj(ri), ri-inj(fi), ubifs-cons(fs, ri, orphans(fs, ri), fi, fo, log), asynced → boolvar ⊦ ⟪choose err0 with ⌊err0⌋ in err := err0; boolvar := ?⟫ ⟨afs_check_commit#(abs-dirs(fs, ri), abs-files(fs, ri); err0; asynced)⟩ ((asynced → boolvar) ∧ err = err0)

Heuristic symbolic execution applied rule choose right

And obtained the following new goals

Rule argument

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