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Proof step 756 from proof refine-rename-overwrite-reparent-file (previous step)

m14 + 1 = fs[ri[inodekey(m9)]].size, m12 + 1 = fs[ri[inodekey(fs[ri[dentrykey(m4, str0)]].ino)]].nlink, boolvar1 ↔ boolvar, 0 = fs[ri[inodekey(fs[ri[dentrykey(m9, str)]].ino)]].nsubdirs, 0 = fs[ri[inodekey(fs[ri[dentrykey(m4, str0)]].ino)]].nsubdirs, adr1 = adr6, adr2 = adr7, dirs = abs-dirs(fs, ri), err = err0, files = abs-files(fs, ri), m = fs[ri[dentrykey(m9, str)]].ino, m0 = fs[ri[inodekey(fs[ri[dentrykey(m9, str)]].ino)]].nlink, m1 = fs[ri[dentrykey(m4, str0)]].ino, m10 = fs[ri[inodekey(m9)]].nlink, m13 = m4, m6 = fs[ri[inodekey(m4)]].nlink, m7 = fs[ri[inodekey(m4)]].nsubdirs, m8 = fs[ri[inodekey(m4)]].size, n0 = fs[ri[inodekey(m9)]].nsubdirs, nd1 = inodenode(inodekey(m9), md2, true, fs[ri[inodekey(m9)]].nlink, fs[ri[inodekey(m9)]].nsubdirs, m14), new_child_inode = mkinode(fs[ri[dentrykey(m4, str0)]].ino, md0, false, m12 + 1, 0, m5), new_dent = mkdentry(str0, fs[ri[dentrykey(m4, str0)]].ino), old_dent = mkdentry(str, fs[ri[dentrykey(m9, str)]].ino), old_dent0 = mkdentry(str, m), old_dent1 = mkdentry(str0, m1), old_parent_inode = mkinode(m9, md2, true, fs[ri[inodekey(m9)]].nlink, fs[ri[inodekey(m9)]].nsubdirs, m14 + 1), ro0 = orphans(fs, ri), fs[ri[dentrykey(m9, str)]].dentry?, fs[ri[dentrykey(m4, str0)]].dentry?, fs[ri[inodekey(m4)]].directory, fs[ri[inodekey(m9)]].directory, fs[ri[inodekey(m4)]].inode?, fs[ri[inodekey(m9)]].inode?, fs[ri[inodekey(fs[ri[dentrykey(m9, str)]].ino)]].inode?, orphans(fs, ri).inodes?, fo.inodes?, ro0.inodes?, afs-cons(abs-dirs(fs, ri), abs-files(fs, ri)), file-node-cons(fs, ri), log-cons(log, fs), orphans-cons(fs, ri, orphans(fs, ri)), orphans-cons(fs, ri, ro0), replay-cons-strong(fs, ri, orphans(fs, ri), fi, fo, log), replay-cons-strong(fs, ri, ro0, fi, fo, log), ri-cons(ri, fs), ri-inj(ri), ri-inj(fi), ubifs-cons(fs, ri, orphans(fs, ri), fi, fo, log), ubifs-cons(fs, ri, ro0, fi, fo, log), dentrykey(m9, str) ∈ ri, ri[dentrykey(m9, str)] ∈ fs, dentrykey(m4, str0) ∈ ri, ri[dentrykey(m4, str0)] ∈ fs, inodekey(m4) ∈ ri, ri[inodekey(m4)] ∈ fs, inodekey(fs[ri[dentrykey(m4, str0)]].ino) ∈ ri, ri[inodekey(m9)] ∈ fs, inodekey(m9) ∈ ri, ri[inodekey(fs[ri[dentrykey(m9, str)]].ino)] ∈ fs, inodekey(fs[ri[dentrykey(m9, str)]].ino) ∈ ri, ⌊err0⌋ , boolvar2 → boolvar0, m12 = 0 → links(fs[ri[dentrykey(m4, str0)]].ino, fs, ri) = ∅ ++ dentrykey(m4, str0), fs[ri[inodekey(m4)]].trunc? ∨ fs[ri[inodekey(m4)]].inode?, fs[ri[inodekey(m4)]].nlink ≠ 0 ∨ m4 = ROOT_INO, fs[ri[inodekey(m9)]].nlink ≠ 0 ∨ m9 = ROOT_INO, links(m4, abs-dirs(fs, ri)) ≠ ∅ ∨ m4 = ROOT_INO, links(m9, abs-dirs(fs, ri)) ≠ ∅ ∨ m9 = ROOT_INO ⊦ ⟨old_dent_inode := mkinode(m, md, false, m0, 0, m2); new_dent_inode := mkinode(m1, md0, false, m12 + 1, 0, m5); new_inode := mkinode(m4, md1, true, m6, m7, m8); old_inode := mkinode(m9, md2, true, m10, n0, m14 + 1); afs_rename#(; old_inode, new_inode, old_dent_inode, new_dent_inode, old_dent0, old_dent1, err1, dirs, files; boolvar2)⟩ ( dirs = abs-dirs(fs, ri) ∧ files = abs-files(fs, ri) ∧ orphans(abs-dirs(fs, ri), abs-files(fs, ri)) = abs-keys(ro0) ∧ (boolvar2 → boolvar1) ∧ old_parent_inode = old_inode ∧ mkinode(m13, md1, true, m6, m7, m8) = new_inode ∧ mkinode(m, md, false, m0, 0, m2) = old_dent_inode ∧ new_child_inode = new_dent_inode ∧ old_dent = old_dent0 ∧ new_dent = old_dent1 ∧ err = err1), fs[ri[dentrykey(m4, str0)]].ino = 0, fs[ri[dentrykey(m4, str0)]].ino = ROOT_INO, m4 = 0, m9 = 0, m9 = m4, fs[ri[inodekey(fs[ri[dentrykey(m9, str)]].ino)]].directory, fs[ri[inodekey(fs[ri[dentrykey(m4, str0)]].ino)]].directory, fs[ri[inodekey(m9)]].nlink = 0 ∧ m9 ≠ ROOT_INO, fs[ri[inodekey(m4)]].nlink = 0 ∧ m4 ≠ ROOT_INO

Heuristic symbolic execution applied rule assign right

And obtained the following new goals

Rule argument

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