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Proof step 22 from proof inv-write-inode (previous step)

fs[ri[inodekey(m)]].nlink = 0 ∧ m ≠ ROOT_INO ↔ inodekey(m) ∈ ro, inode = mkinode(m, md, boolvar0, fs[ri[inodekey(m)]].nlink, fs[ri[inodekey(m)]].nsubdirs, m2), nd = inodenode(inodekey(inode.ino), inode.meta, inode.directory, inode.nlink, inode.nsubdirs, inode.size), fs[ri[inodekey(m)]].inode?, fo.inodes?, ro.inodes?, file-node-cons(fs, ri), log-cons(log, fs), new(adr1 ', 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)]].directory ∧ ¬ boolvar0 ∨ fs[ri[inodekey(m)]].directory ∧ boolvar0 ∧ m2 = fs[ri[inodekey(m)]].size ⊦ ⟪fs[adr1] := nd, log := log + adr1, err := ESUCCESS; boolvar := ?; if err = ESUCCESS then aubifs_core_index_store#(inodekey(inode.ino), adr1, fi, ro, fo, fs, log, boolvar; ri)⟫ (ubifs-cons(fs, ri, ro, fi, fo, log) ∧ replay-cons-strong(fs, ri, ro, fi, fo, log) ∧ file-node-cons(fs, ri) ∧ orphans-cons(fs, ri, ro)), dups(adr1 ')

Heuristic symbolic execution applied rule assign right

And obtained the following new goals

Proof step 23:
fs0[ri[inodekey(m)]].nlink = 0 ∧ m ≠ ROOT_INO ↔ inodekey(m) ∈ ro, err = ESUCCESS, fs = fs0[adr1, nd], inode = mkinode(m, md, boolvar0, fs0[ri[inodekey(m)]].nlink, fs0[ri[inodekey(m)]].nsubdirs, m2), log = log0 + adr1, nd = inodenode(inodekey(inode.ino), inode.meta, inode.directory, inode.nlink, inode.nsubdirs, inode.size), fs0[ri[inodekey(m)]].inode?, ro.inodes?, fo.inodes?, file-node-cons(fs0, ri), log-cons(log0, fs0), new(adr1 ', fs0), orphans-cons(fs0, ri, ro), replay-cons-strong(fs0, ri, ro, fi, fo, log0), ri-inj(ri), ri-inj(fi), ubifs-cons(fs0, ri, ro, fi, fo, log0), inodekey(m) ∈ ri, ri[inodekey(m)] ∈ fs0, ¬ fs0[ri[inodekey(m)]].directory ∧ ¬ boolvar0 ∨ fs0[ri[inodekey(m)]].directory ∧ boolvar0 ∧ m2 = fs0[ri[inodekey(m)]].size ⊦ ⟪boolvar := ?; if err = ESUCCESS then aubifs_core_index_store#(inodekey(inode.ino), adr1, fi, ro, fo, fs, log, boolvar; ri)⟫ (ubifs-cons(fs, ri, ro, fi, fo, log) ∧ replay-cons-strong(fs, ri, ro, fi, fo, log) ∧ file-node-cons(fs, ri) ∧ orphans-cons(fs, ri, ro)), dups(adr1 ')

Proof step 22 from proof inv-write-inode (previous step)

Heuristic symbolic execution applied rule assign right

And obtained the following new goals

Rule argument

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