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Proof step 26 from proof inv-rmdir (previous step)

1 = fs0[ri[inodekey(fs0[ri[dentrykey(m0, str)]].ino)]].nlink, adr4 = adr5, dentrykeys(inodekey(fs0[ri[dentrykey(m0, str)]].ino), ri) = ∅, err = ESUCCESS, fs = fs0[adr1, nd1][adr2, nd0][adr3, nd], links(fs0[ri[dentrykey(m0, str)]].ino, fs0, ri) = ∅ ++ dentrykey(m0, str), log = ((log0 + adr1) + adr2) + adr3, m = fs0[ri[dentrykey(m0, str)]].ino, m1 = fs0[ri[inodekey(fs0[ri[dentrykey(m0, str)]].ino)]].nsubdirs, m2 = fs0[ri[inodekey(fs0[ri[dentrykey(m0, str)]].ino)]].size, m3 = fs0[ri[inodekey(m0)]].nlink, m4 = fs0[ri[inodekey(m0)]].nsubdirs, m5 = fs0[ri[inodekey(m0)]].size, nd = inodenode(inodekey(m), md, true, 0, m1, m2), nd0 = dentrynode(dentrykey(m0, str), 0), nd1 = inodenode(inodekey(m0), md0, true, m3, m4 - 1, m5 - 1), fs0[ri[inodekey(m0)]].directory, fs0[ri[inodekey(fs0[ri[dentrykey(m0, str)]].ino)]].directory, ro.inodes?, fo.inodes?, file-node-cons(fs0, ri), log-cons(log0, fs0), new(adr1 ' + (adr2 ' + adr3), fs0), node-cons(nd.key, nd), node-cons(nd0.key, nd0), node-cons(nd1.key, nd1), orphans-cons(fs0, ri, ro), replay-cons-strong(fs0, ri, ro, fi, fo, log0), ri-cons(ri, fs0), ri-inj(ri), ri-inj(fi), ubifs-cons(fs0, ri, ro, fi, fo, log0), inodekey(m0) ∈ ri, dentrykey(m0, str) ∈ ri, inodekey(fs0[ri[dentrykey(m0, str)]].ino) ∈ ri, 1 ≤ fs0[ri[inodekey(m0)]].size, 1 ≤ fs0[ri[inodekey(m0)]].nsubdirs, m4 ≥ 1, m5 ≥ 1, fs0[ri[inodekey(m0)]].nlink ≠ 0 ∨ m0 = ROOT_INO ⊦ ⟪if err = ESUCCESS then {aubifs_core_index_store#(inodekey(m0), adr1, fi, ro, fo, fs, log, boolvar; ri); aubifs_core_index_remove#(dentrykey(m0, str), fi, ro, fo, fs, log, boolvar; ri); aubifs_core_index_store#(inodekey(m), adr3, fi, ro, fo, fs, log, boolvar; ri); aubifs_core_orphans_insert#(inodekey(m), ri, fi, fo, fs, log, boolvar; ro); dent := negdentry(str); p_inode0 := mkinode (m0, inodenode(inodekey(m0), md0, true, m3, m4 - 1, m5 - 1).meta, inodenode(inodekey(m0), md0, true, m3, m4 - 1, m5 - 1).directory, inodenode(inodekey(m0), md0, true, m3, m4 - 1, m5 - 1).nlink, inodenode(inodekey(m0), md0, true, m3, m4 - 1, m5 - 1).nsubdirs, inodenode(inodekey(m0), md0, true, m3, m4 - 1, m5 - 1).size); c_inode0 := mkinode (m, inodenode(inodekey(m), md, true, 0, m1, m2).meta, inodenode(inodekey(m), md, true, 0, m1, m2).directory, inodenode(inodekey(m), md, true, 0, m1, m2).nlink, inodenode(inodekey(m), md, true, 0, m1, m2).nsubdirs, inodenode(inodekey(m), md, true, 0, m1, m2).size)}⟫ (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)), fs0[ri[dentrykey(m0, str)]].ino = ROOT_INO, fs0[ri[inodekey(m0)]].nsubdirs = 0, fs0[ri[inodekey(m0)]].size = 0, dups(adr1 ' + adr2 ' + adr3 '), inodekey(m0) ∈ ro, inodekey(fs0[ri[dentrykey(m0, str)]].ino) ∈ ro

Heuristic symbolic execution applied rule if positive right

And obtained the following new goals

Rule argument

pos: right 1

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