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Proof step 143 from proof inv-mkdir (previous step)

fs[ri[inodekey(m)]].directory, fs[ri[inodekey(m)]].inode?, fo.inodes?, ro.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(fi), ri-inj(ri), ubifs-cons(fs, ri, ro, fi, fo, log), ri[inodekey(m)] ∈ fs, inodekey(m) ∈ ri, fs[ri[inodekey(m)]].nlink ≠ 0 ∨ m = ROOT_INO ⊦ n = 0, inodekey(m) ∈ ro, dentrykey(m, str) ∈ ri, inodekey(n) ∈ fo, inodekey(n) ∈ ri, ∃ err0. ⌊err0⌋

Heuristic quantifier closing applied rule exists right

And closed the goal!

Rule argument

pos: right 6 terms: ECOMMIT

Additional information

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