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Proof step 104 from proof crash-neutral-rmdir (previous step)

dirs[m] = mkdir(0, md, # links(m, dirs), m4, entries0), dirs[entries0[str]] = mkdir(m3, md1, # links(entries0[str], dirs), m2, ∅), entries0[str] ≠ ROOT_INO, afs-cons(dirs, files), entries0[str] ∈ dirs, str ∈ entries0, m ∈ dirs, links(m, dirs) ≠ ∅ ∨ m = ROOT_INO ⊦ ⟨fail#(; ; err); asynced := ?⟩ asynced

Heuristic unfold applied rule call right

And obtained the following new goals

Proof step 105:
dirs[entries0[str]] = mkdir(m3, md1, # links(entries0[str], dirs), m2, ∅), dirs[m] = mkdir(0, md, # links(m, dirs), m4, entries0), afs-cons(dirs, files), m ∈ dirs, str ∈ entries0, entries0[str] ∈ dirs, links(m, dirs) ≠ ∅ ∨ m = ROOT_INO ⊦ ⟨choose err0 with ⌊err0⌋ in err := err0; asynced := ?⟩ asynced, entries0[str] = ROOT_INO

Rule argument

pos: right 1

Additional information

Used simplifier rules: fail#(; ; ERR){choose ERR0 with ⌊ERR0⌋ in ERR := ERR0};