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Proof step 62 from proof inv-fsync (previous step)

⟨vfs_walk#(p, user, dirs, files, asynced; ino1, err)⟩ (ino1 = ino0 ∧ err = ESUCCESS), files[ino0] = mkfile(m0, md0, # links(ino0, dirs), content0), err = ESUCCESS, ino1 = ROOT_INO, afs-cons(dirs, files), ispath(p, ROOT_INO, ino0, dirs, files), of-cons(of, dirs, files), pr(user, md0), px-parent(user, p, ROOT_INO, dirs, files), ino0 ∈ files, ¬ ino0 ∈ dirs ⊦ ∃ err0. ⌊err0⌋ ∨ err0 = ESUCCESS

Heuristic quantifier closing applied rule exists right

And closed the goal!

Rule argument

pos: right 1 terms: ECOMMIT

Additional information

Used simplifier rules: ⊦ ESUCCESS ≠ ECOMMIT; (s)% ⊦ ⌊ECOMMIT⌋ ; (s) Used terms: ECOMMIT