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Proof step 66 from proof recovery (previous step)

orphans(fs0, ri1).inodes?, fo0.inodes?, afs-cons(abs-dirs(fs0, ri1), abs-files(fs0, ri1)), file-node-cons(fs0, ri1), file-node-cons(fs0, replay-log(log0, fs0, fi0 ⊖ fo0)), log-cons(log0, fs0), orphans-cons(fs0, ri1, orphans(fs0, ri1)), orphans-cons(fs0, replay-log(log0, fs0, fi0 ⊖ fo0), ∅), replay-cons-strong(fs0, ri1, orphans(fs0, ri1), fi0, fo0, log0), replay-cons-strong(fs0, replay-log(log0, fs0, fi0 ⊖ fo0), ∅, fi0, fo0, log0), replay-safe(log0, fs0, fi0 ⊖ fo0), ri-inj(ri1), ri-inj(fi0), ri-inj(replay-log(log0, fs0, fi0 ⊖ fo0)), ubifs-cons(fs0, ri1, orphans(fs0, ri1), fi0, fo0, log0), ubifs-cons(fs0, replay-log(log0, fs0, fi0 ⊖ fo0), ∅, fi0, fo0, log0) ⊦ abs-dirs(fs0, ri1) \ abs-keys(orphans(fs0, ri1)) = abs-dirs(fs0, replay-log(log0, fs0, fi0 ⊖ fo0)) ∧ abs-files(fs0, ri1) \ abs-keys(orphans(fs0, ri1)) = abs-files(fs0, replay-log(log0, fs0, fi0 ⊖ fo0)) ∧ orphans(abs-dirs(fs0, replay-log(log0, fs0, fi0 ⊖ fo0)), abs-files(fs0, replay-log(log0, fs0, fi0 ⊖ fo0))) = ∅

User applied rule case distinction

And obtained the following new goals

Rule argument

pos: right 1

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