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Proof step 571 from proof inv-truncate (previous step)

fs0[ri[inodekey(m)]].nlink = 0 ∧ m ≠ ROOT_INO ↔ inodekey(m) ∈ ro, adr = adr4, adr0 = adr3, err = ESUCCESS, fs = fs0[adr1, nd0][adr2, nd], inode = mkinode(m, md, false, fs0[ri[inodekey(m)]].nlink, fs0[ri[inodekey(m)]].nsubdirs, m2), log = (log0 + adr1) + adr2, nd = nd1, nd0 = truncnode(inodekey(m), m2), nd1 = inodenode(inodekey(m), md, false, fs0[ri[inodekey(m)]].nlink, fs0[ri[inodekey(m)]].nsubdirs, n), fs0[ri[inodekey(m)]].inode?, fo.inodes?, ro.inodes?, file-node-cons(fs0, ri), log-cons(log0, fs0), new(adr1 ' + adr2 ', fs0), node-cons(nd.key, nd), node-cons(nd0.key, nd0), orphans-cons(fs0, ri, ro), replay-cons-strong(fs0, ri, ro, fi, fo, log0), ri-cons(ri, fs0), ri-inj(fi), ri-inj(ri), ubifs-cons(fs0, ri, ro, fi, fo, log0), ri[inodekey(m)] ∈ fs0, inodekey(m) ∈ ri, m2 ≤ n ⊦ ⟪if err = ESUCCESS then {aubifs_core_index_store#(inodekey(m), adr2, fi, ro, fo, fs, log, boolvar; ri); aubifs_core_index_truncate#(inodekey(m), m2, fi, ro, fo, fs, log, boolvar; ri); boolvar1 := false; inode := mkinode(inode.ino, nd1.meta, nd1.directory, nd1.nlink, nd1.nsubdirs, nd1.size); if boolvar1 then buf-opt := some(nd.data)}⟫ (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)), m2 % VFS_PAGE_SIZE = 0, fs0[ri[inodekey(m)]].directory, buf-opt.some?, dups(adr1 ' + adr2 '), datakey(m, m2 / VFS_PAGE_SIZE) ∈ ri

Heuristic symbolic execution applied rule if positive right

And obtained the following new goals

Rule argument

pos: right 1

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