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Proof step 30 from proof inv-rename-new-keep-parent (previous step)

fs[ri[dentrykey(m, str)]] = dentrynode(key, m0), adr4 = adr5, m4 = fs[ri[inodekey(m)]].nlink, m5 = fs[ri[inodekey(m)]].nsubdirs, m6 = fs[ri[inodekey(m)]].size, nd = inodenode(inodekey(m), md, true, m4, m5, m6), nd0 = dentrynode(dentrykey(m, str0), mkdentry(str, m0).ino), nd1 = dentrynode(dentrykey(m, str), 0), mkdentry(str, m0).dentry?, fs[ri[inodekey(m)]].directory, ro.inodes?, fo.inodes?, file-node-cons(fs, ri), log-cons(log, fs), new(adr1 ' + (adr2 ' + adr3), fs), orphans-cons(fs, ri, ro), replay-cons-strong(fs, ri, ro, fi, fo, log), ri-inj(ri), ri-inj(fi), ubifs-cons(fs, ri, ro, fi, fo, log), ri[dentrykey(m, str)] ∈ fs, inodekey(m) ∈ ri, inodekey(m0) ∈ ri, dentrykey(m, str) ∈ ri, 1 ≤ fs[ri[inodekey(m)]].size, boolvar2 → 1 ≤ fs[ri[inodekey(m)]].nsubdirs, ¬ fs[ri[inodekey(m0)]].directory ∧ ¬ boolvar2 ∧ m1 = fs[ri[inodekey(m0)]].nlink ∧ m2 = fs[ri[inodekey(m0)]].nsubdirs ∨ fs[ri[inodekey(m0)]].directory ∧ boolvar2 ∧ m1 = fs[ri[inodekey(m0)]].nlink ∧ m2 = fs[ri[inodekey(m0)]].nsubdirs ∧ m3 = fs[ri[inodekey(m0)]].size, fs[ri[inodekey(m)]].nlink ≠ 0 ∨ m = ROOT_INO ⊦ ⟪fs := fs[adr1, nd1][adr2, nd0][adr3, nd], log := ((log + adr1) + adr2) + adr3, err := ESUCCESS; boolvar := ?; if err = ESUCCESS then {aubifs_core_index_remove#(dentrykey(m, str), fi, ro, fo, fs, log, boolvar; ri); aubifs_core_index_store#(dentrykey(m, str0), adr2, fi, ro, fo, fs, log, boolvar; ri); aubifs_core_index_store#(inodekey(m), adr3, fi, ro, fo, fs, log, boolvar; ri); new_dent := mkdentry(str0, mkdentry(str, m0).ino); old_dent := negdentry(str); parent_inode0 := mkinode (m, inodenode(inodekey(m), md, true, m4, m5, m6).meta, inodenode(inodekey(m), md, true, m4, m5, m6).directory, inodenode(inodekey(m), md, true, m4, m5, m6).nlink, inodenode(inodekey(m), md, true, m4, m5, m6).nsubdirs, inodenode(inodekey(m), md, true, m4, m5, m6).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)), fs[ri[inodekey(m)]].size = 0, dups(adr1 ' + adr2 ' + adr3 '), dentrykey(m, str0) ∈ ri, inodekey(m) ∈ ro

Heuristic symbolic execution applied rule assign right

And obtained the following new goals

Proof step 31:
fs0[ri[dentrykey(m, str)]] = dentrynode(key, m0), adr4 = adr5, err = ESUCCESS, fs = fs0[adr1, nd1][adr2, nd0][adr3, nd], log = ((log0 + adr1) + adr2) + adr3, m4 = fs0[ri[inodekey(m)]].nlink, m5 = fs0[ri[inodekey(m)]].nsubdirs, m6 = fs0[ri[inodekey(m)]].size, nd = inodenode(inodekey(m), md, true, m4, m5, m6), nd0 = dentrynode(dentrykey(m, str0), mkdentry(str, m0).ino), nd1 = dentrynode(dentrykey(m, str), 0), mkdentry(str, m0).dentry?, fs0[ri[inodekey(m)]].directory, fo.inodes?, ro.inodes?, file-node-cons(fs0, ri), log-cons(log0, fs0), new(adr1 ' + (adr2 ' + adr3), fs0), orphans-cons(fs0, ri, ro), replay-cons-strong(fs0, ri, ro, fi, fo, log0), ri-inj(fi), ri-inj(ri), ubifs-cons(fs0, ri, ro, fi, fo, log0), dentrykey(m, str) ∈ ri, inodekey(m0) ∈ ri, inodekey(m) ∈ ri, ri[dentrykey(m, str)] ∈ fs0, 1 ≤ fs0[ri[inodekey(m)]].size, boolvar2 → 1 ≤ fs0[ri[inodekey(m)]].nsubdirs, fs0[ri[inodekey(m)]].nlink ≠ 0 ∨ m = ROOT_INO, ¬ fs0[ri[inodekey(m0)]].directory ∧ ¬ boolvar2 ∧ m1 = fs0[ri[inodekey(m0)]].nlink ∧ m2 = fs0[ri[inodekey(m0)]].nsubdirs ∨ fs0[ri[inodekey(m0)]].directory ∧ boolvar2 ∧ m1 = fs0[ri[inodekey(m0)]].nlink ∧ m2 = fs0[ri[inodekey(m0)]].nsubdirs ∧ m3 = fs0[ri[inodekey(m0)]].size ⊦ ⟪boolvar := ?; if err = ESUCCESS then {aubifs_core_index_remove#(dentrykey(m, str), fi, ro, fo, fs, log, boolvar; ri); aubifs_core_index_store#(dentrykey(m, str0), adr2, fi, ro, fo, fs, log, boolvar; ri); aubifs_core_index_store#(inodekey(m), adr3, fi, ro, fo, fs, log, boolvar; ri); new_dent := mkdentry(str0, mkdentry(str, m0).ino); old_dent := negdentry(str); parent_inode0 := mkinode (m, inodenode(inodekey(m), md, true, m4, m5, m6).meta, inodenode(inodekey(m), md, true, m4, m5, m6).directory, inodenode(inodekey(m), md, true, m4, m5, m6).nlink, inodenode(inodekey(m), md, true, m4, m5, m6).nsubdirs, inodenode(inodekey(m), md, true, m4, m5, m6).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[inodekey(m)]].size = 0, dups(adr1 ' + adr2 ' + adr3 '), inodekey(m) ∈ ro, dentrykey(m, str0) ∈ ri

Proof step 30 from proof inv-rename-new-keep-parent (previous step)

Heuristic symbolic execution applied rule assign right

And obtained the following new goals

Rule argument

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