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Proof step 137 from proof inv-truncate (previous step)

files[ino0] = mkfile(m, md, # links(ino0, dirs), content), err = err0, err1 = ESUCCESS, inode = (ino0 ∈ dirs ⊃ mkinode(ino0, dirs[ino0].meta, true, dirs[ino0].nlink, dirs[ino0].nsubdirs, dirs[ino0].size) ;mkinode(ino0, md, false, # links(ino0, dirs), 0, m) ), pageno = 0, afs-cons(dirs, files), ispath(p, ROOT_INO, ino0, dirs, files), of-cons(of, dirs, files), pw(user, md), px-parent(user, p, ROOT_INO, dirs, files), ino0 ∈ files, ⌊err0⌋ ∨ err0 = ESUCCESS ⊦ ⟪skip⟫ (of-cons(of, dirs, files) ∧ afs-cons(dirs, files)), err = ESUCCESS, ino0 ∈ dirs

Heuristic symbolic execution applied rule skip right

And closed the goal!

Rule argument

Additional information

Used simplifier rules: ⊦ ⌊err⌋ → err ≠ ESUCCESS; (s)