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Proof step 84 from proof recovery (previous step)

fs0[ri1[inodekey(ino)]].directory, fo0.inodes?, orphans(fs0, ri1).inodes?, afs-cons(abs-dirs(fs0, ri1), abs-files(fs0, ri1)), file-node-cons(fs0, ri1 ⊖ orphans(fs0, ri1)), file-node-cons(fs0, ri1), log-cons(log0, fs0), orphans-cons(fs0, ri1 ⊖ orphans(fs0, ri1), ∅), orphans-cons(fs0, ri1, orphans(fs0, ri1)), replay-safe(log0, fs0, fi0 ⊖ fo0), ri-inj(ri1 ⊖ orphans(fs0, ri1)), ri-inj(fi0), ri-inj(ri1), ubifs-cons(fs0, ri1 ⊖ orphans(fs0, ri1), ∅, fi0, fo0, log0), ubifs-cons(fs0, ri1, orphans(fs0, ri1), fi0, fo0, log0), inodekey(ino) ∈ ri1 ⊦ fs0[ri1[inodekey(ino)]].nlink = 0 ∧ ino ≠ ROOT_INO, (fs0[ri1[inodekey(ino)]].nlink ≠ 0 ∨ ino = ROOT_INO) ∧ abs-children(ino, fs0, ri1) = abs-children(ino, fs0, ri1 ⊖ orphans(fs0, ri1))

User applied rule case distinction

And obtained the following new goals

Rule argument

pos: right 2

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