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Proof step 92 from proof inv-unlink (previous step)

p_inode.ino = ROOT_INO, isdir0 ↔ isdir2, isdir2 ↔ p_inode.directory, isdir1 ↔ false, isdir ↔ false, dirs[ino1] = mkdir(m, md, # links(ino1, dirs), m1, entries), err = EACCESS, err0 = ESUCCESS, err1 = ESUCCESS, ino = mkdentry(str, entries[str]).ino, inode = p_inode0, isdir2, p_inode = getinode(ino, dirs, files), mkdentry(str, entries[str]).dentry?, dom of < ino0, afs-cons(dirs, files), ispath(q, ROOT_INO, ino1, dirs, files), of-cons(of, dirs, files), pre-iget(ino, dirs, files), pw(user, md), px(user, md), px-parent(user, q, ROOT_INO, dirs, files), ino1 ∈ dirs, str ∈ entries, links(ino1, dirs) ≠ ∅ ∨ ino1 = ROOT_INO ⊦ ⟪if ¬ isdir ∧ isdir0 then err := EISDIR; if err = ESUCCESS then afs_check_commit#(dirs, files; err; asynced); if err = ESUCCESS then {inode := (ino1 ∈ dirs ⊃ mkinode(ino1, md, true, # links(ino1, dirs), m1, m) ;mkinode(ino1, files[ino1].meta, false, files[ino1].nlink, 0, files[ino1].size) ); dent := mkdentry(str, dirs[ino1].entries[str]); afs_unlink#(; inode, p_inode, dent, err, dirs, files; asynced); vfs_put_inode#(p_inode, of, asynced; err, dirs, files)}⟫ (of-cons(of, dirs, files) ∧ afs-cons(dirs, files))

Heuristic symbolic execution applied rule if positive right

And obtained the following new goals

Rule argument

pos: right 1

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