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Proof step 86 from proof inv-write-inode (previous step)

fs[ri[inodekey(m)]].nlink = 0 ∧ m ≠ ROOT_INO ↔ inodekey(m) ∈ ro, fs[ri[inodekey(m)]].inode?, ro.inodes?, fo.inodes?, file-node-cons(fs, ri), log-cons(log, fs), orphans-cons(fs, ri, ro), replay-cons-strong(fs, ri, ro, fi, fo, log), ri-inj(ri), ri-inj(fi), ubifs-cons(fs, ri, ro, fi, fo, log), inodekey(m) ∈ ri, ri[inodekey(m)] ∈ fs, ∀ adr0. adr0 ∈ fs, ¬ fs[ri[inodekey(m)]].directory ∧ ¬ boolvar0 ∨ fs[ri[inodekey(m)]].directory ∧ boolvar0 ∧ m2 = fs[ri[inodekey(m)]].size ⊦ ⟪skip⟫ (ubifs-cons(fs, ri, ro, fi, fo, log) ∧ replay-cons-strong(fs, ri, ro, fi, fo, log) ∧ file-node-cons(fs, ri) ∧ orphans-cons(fs, ri, ro))

Heuristic symbolic execution applied rule skip right

And closed the goal!

Rule argument

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