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Proof step 1027 from proof refine-truncate (previous step)

abs-files(fs0[adr1, truncnode(inodekey(m), m2)][adr2, inodenode(inodekey(m), md, false, m1, 0, n0)], ri0[inodekey(m), adr2])[ino] = mkfile(m0, md1, m3, content), fs0[ri0[inodekey(m)]] = inodenode(key0, md0, false, m1, 0, m4), abs-files(fs0, ri0)[m, mkfile(n0, md, m1, abs-content(m, fs0, ri0) upto m2)] = abs-files (fs0[adr1, truncnode(inodekey(m), m2)][adr2, inodenode(inodekey(m), md, false, m1, 0, n0)], ri0[inodekey(m), adr2] \ datakeys(inodekey(m), m2, ri0[inodekey(m), adr2])), abs-dirs(fs0, ri0)[ino] = mkdir(m5, md2, m6, m7, entries), abs-dirs(fs0, ri0) = abs-dirs(fs0[adr1, truncnode(inodekey(m), m2)][adr2, inodenode(inodekey(m), md, false, m1, 0, n0)], ri0[inodekey(m), adr2]), fs0[ri0[inodekey(ROOT_INO)]].directory, orphans(fs0, ri0).inodes?, fo.inodes?, afs-cons(abs-dirs(fs0, ri0), abs-files(fs0, ri0)), afs-cons(abs-dirs(fs0, ri0), abs-files(fs0, ri0)[m, mkfile(n0, md, m1, abs-content(m, fs0, ri0) upto m2)]), file-node-cons (fs0[adr1, truncnode(inodekey(m), m2)][adr2, inodenode(inodekey(m), md, false, m1, 0, n0)], ri0[inodekey(m), adr2] \ datakeys(inodekey(m), m2, ri0[inodekey(m), adr2])), file-node-cons(fs0, ri0), log-cons(log0, fs0), orphans-cons (fs0[adr1, truncnode(inodekey(m), m2)][adr2, inodenode(inodekey(m), md, false, m1, 0, n0)], ri0[inodekey(m), adr2] \ datakeys(inodekey(m), m2, ri0[inodekey(m), adr2]), orphans(fs0, ri0)), orphans-cons(fs0, ri0, orphans(fs0, ri0)), replay-cons-strong (fs0[adr1, truncnode(inodekey(m), m2)][adr2, inodenode(inodekey(m), md, false, m1, 0, n0)], ri0[inodekey(m), adr2] \ datakeys(inodekey(m), m2, ri0[inodekey(m), adr2]), orphans(fs0, ri0), fi, fo, (log0 + adr1 ') + adr2 '), replay-cons-strong(fs0, ri0, orphans(fs0, ri0), fi, fo, log0), ri-inj(ri0[inodekey(m), adr2] \ datakeys(inodekey(m), m2, ri0[inodekey(m), adr2])), ri-inj(ri0), ri-inj(fi), ubifs-cons (fs0[adr1, truncnode(inodekey(m), m2)][adr2, inodenode(inodekey(m), md, false, m1, 0, n0)], ri0[inodekey(m), adr2] \ datakeys(inodekey(m), m2, ri0[inodekey(m), adr2]), orphans(fs0, ri0), fi, fo, (log0 + adr1 ') + adr2 '), ubifs-cons(fs0, ri0, orphans(fs0, ri0), fi, fo, log0), inodekey(m) ∈ ri0, ri0[inodekey(m)] ∈ fs0, inodekey(ROOT_INO) ∈ ri0, m2 ≤ n0, asynced0 → boolvar0, inodekey(ino) ∈ ri0 ∧ fs0[ri0[inodekey(ino)]].directory ∧ ino ≠ ROOT_INO ∧ links(ino, abs-dirs(fs0, ri0)) = ∅ → abs-children(ino, fs0, ri0) = ∅, inodekey(ino) ∈ ri0 ∧ fs0[ri0[inodekey(ino)]].directory → fs0[ri0[inodekey(ino)]].nlink = # links(ino, abs-dirs(fs0, ri0)) ∧ fs0[ri0[inodekey(ino)]].nlink ≤ 1 ∧ fs0[ri0[inodekey(ino)]].size = # abs-children(ino, fs0, ri0) ∧ fs0[ri0[inodekey(ino)]].nsubdirs = # subdirs(ino, abs-dirs(fs0, ri0)), inodekey(ino) ∈ ri0 ∧ ¬ fs0[ri0[inodekey(ino)]].directory → fs0[ri0[inodekey(ino)]].nlink = # links(ino, abs-dirs(fs0, ri0)), inodekey(ino) ∈ ri0 ∧ dentrykey(ino, name) ∈ ri0 → inodekey(entries[name]) ∈ ri0 ∧ fs0[ri0[inodekey(entries[name])]].directory ∨ inodekey(entries[name]) ∈ ri0 ∧ ¬ fs0[ri0[inodekey(entries[name])]].directory ⊦ m2 % VFS_PAGE_SIZE = 0, adr1 = adr2, m = 0, orphans (abs-dirs(fs0, ri0), abs-files(fs0[adr1, truncnode(inodekey(m), m2)][adr2, inodenode(inodekey(m), md, false, m1, 0, n0)], ri0[inodekey(m), adr2])) = abs-keys(orphans(fs0, ri0)), buf-opt0.some?, datakey(m, m2 / VFS_PAGE_SIZE) ∈ ri0, adr1 ∈ fs0, adr2 ∈ fs0, ( inodekey(ino) ∈ ri0 ∧ fs0[ri0[inodekey(ino)]].directory → ( ¬ inodekey(ino) ∈ ri0[inodekey(m), adr2] ∨ (adr2 = (m = ino ⊃ adr2;ri0[inodekey(ino)]) ⊃ inodenode(inodekey(m), md, false, m1, 0, n0) ;(adr1 = (m = ino ⊃ adr2;ri0[inodekey(ino)]) ⊃ truncnode(inodekey(m), m2);fs0[(m = ino ⊃ adr2;ri0[inodekey(ino)])]) ) .directory) ∧ fs0[ri0[inodekey(ino)]].nlink = # links(ino, abs-dirs(fs0, ri0)) ∧ fs0[ri0[inodekey(ino)]].nlink ≤ 1 ∧ fs0[ri0[inodekey(ino)]].size = # abs-children(ino, fs0, ri0) ∧ fs0[ri0[inodekey(ino)]].nsubdirs = # subdirs(ino, abs-dirs(fs0, ri0))) ∧ ( inodekey(ino) ∈ ri0[inodekey(m), adr2] ∧ ¬ (adr2 = (m = ino ⊃ adr2;ri0[inodekey(ino)]) ⊃ inodenode(inodekey(m), md, false, m1, 0, n0) ;(adr1 = (m = ino ⊃ adr2;ri0[inodekey(ino)]) ⊃ truncnode(inodekey(m), m2);fs0[(m = ino ⊃ adr2;ri0[inodekey(ino)])]) ) .directory → (¬ inodekey(ino) ∈ ri0 ∨ ¬ fs0[ri0[inodekey(ino)]].directory) ∧ m3 = # links(ino, abs-dirs(fs0, ri0))) ∧ ( inodekey(ino) ∈ ri0 ∧ fs0[ri0[inodekey(ino)]].directory ∧ dentrykey(ino, name) ∈ ri0 → inodekey(fs0[ri0[dentrykey(ino, name)]].ino) ∈ ri0 ∧ fs0[ri0[inodekey(fs0[ri0[dentrykey(ino, name)]].ino)]].directory ∨ inodekey(fs0[ri0[dentrykey(ino, name)]].ino) ∈ ri0[inodekey(m), adr2] ∧ ¬ (adr2 = (m = fs0[ri0[dentrykey(ino, name)]].ino ⊃ adr2;ri0[inodekey(fs0[ri0[dentrykey(ino, name)]].ino)]) ⊃ inodenode(inodekey(m), md, false, m1, 0, n0) ;(adr1 = (m = fs0[ri0[dentrykey(ino, name)]].ino ⊃ adr2;ri0[inodekey(fs0[ri0[dentrykey(ino, name)]].ino)]) ⊃ truncnode(inodekey(m), m2) ;fs0[(m = fs0[ri0[dentrykey(ino, name)]].ino ⊃ adr2;ri0[inodekey(fs0[ri0[dentrykey(ino, name)]].ino)])] ) ) .directory) ∧ ( inodekey(ino) ∈ ri0[inodekey(m), adr2] ∧ ¬ (adr2 = (m = ino ⊃ adr2;ri0[inodekey(ino)]) ⊃ inodenode(inodekey(m), md, false, m1, 0, n0) ;(adr1 = (m = ino ⊃ adr2;ri0[inodekey(ino)]) ⊃ truncnode(inodekey(m), m2);fs0[(m = ino ⊃ adr2;ri0[inodekey(ino)])]) ) .directory ∧ n ∈ content → # content[n] = VFS_PAGE_SIZE)

Heuristic nonsplitting cut applied rule cut formula

And obtained the following new goals

Proof step 1028:
abs-dirs(fs0, ri0)[ino] = mkdir(m5, md2, m6, m7, entries), abs-files(fs0, ri0)[m, mkfile(n0, md, m1, abs-content(m, fs0, ri0) upto m2)] = abs-files (fs0[adr1, truncnode(inodekey(m), m2)][adr2, inodenode(inodekey(m), md, false, m1, 0, n0)], ri0[inodekey(m), adr2] \ datakeys(inodekey(m), m2, ri0[inodekey(m), adr2])), fs0[ri0[inodekey(m)]] = inodenode(key0, md0, false, m1, 0, m4), abs-files(fs0[adr1, truncnode(inodekey(m), m2)][adr2, inodenode(inodekey(m), md, false, m1, 0, n0)], ri0[inodekey(m), adr2])[ino] = mkfile(m0, md1, m3, content), abs-dirs(fs0, ri0) = abs-dirs(fs0[adr1, truncnode(inodekey(m), m2)][adr2, inodenode(inodekey(m), md, false, m1, 0, n0)], ri0[inodekey(m), adr2]), fs0[ri0[inodekey(ROOT_INO)]].directory, fo.inodes?, orphans(fs0, ri0).inodes?, afs-cons(abs-dirs(fs0, ri0), abs-files(fs0, ri0)[m, mkfile(n0, md, m1, abs-content(m, fs0, ri0) upto m2)]), afs-cons(abs-dirs(fs0, ri0), abs-files(fs0, ri0)), file-node-cons(fs0, ri0), file-node-cons (fs0[adr1, truncnode(inodekey(m), m2)][adr2, inodenode(inodekey(m), md, false, m1, 0, n0)], ri0[inodekey(m), adr2] \ datakeys(inodekey(m), m2, ri0[inodekey(m), adr2])), log-cons(log0, fs0), orphans-cons(fs0, ri0, orphans(fs0, ri0)), orphans-cons (fs0[adr1, truncnode(inodekey(m), m2)][adr2, inodenode(inodekey(m), md, false, m1, 0, n0)], ri0[inodekey(m), adr2] \ datakeys(inodekey(m), m2, ri0[inodekey(m), adr2]), orphans(fs0, ri0)), replay-cons-strong(fs0, ri0, orphans(fs0, ri0), fi, fo, log0), replay-cons-strong (fs0[adr1, truncnode(inodekey(m), m2)][adr2, inodenode(inodekey(m), md, false, m1, 0, n0)], ri0[inodekey(m), adr2] \ datakeys(inodekey(m), m2, ri0[inodekey(m), adr2]), orphans(fs0, ri0), fi, fo, (log0 + adr1 ') + adr2 '), ri-inj(fi), ri-inj(ri0), ri-inj(ri0[inodekey(m), adr2] \ datakeys(inodekey(m), m2, ri0[inodekey(m), adr2])), ubifs-cons(fs0, ri0, orphans(fs0, ri0), fi, fo, log0), ubifs-cons (fs0[adr1, truncnode(inodekey(m), m2)][adr2, inodenode(inodekey(m), md, false, m1, 0, n0)], ri0[inodekey(m), adr2] \ datakeys(inodekey(m), m2, ri0[inodekey(m), adr2]), orphans(fs0, ri0), fi, fo, (log0 + adr1 ') + adr2 '), inodekey(ROOT_INO) ∈ ri0, ri0[inodekey(m)] ∈ fs0, inodekey(m) ∈ ri0, inodekey(ino) ∈ ri0[inodekey(m), adr2], m2 ≤ n0, inodekey(ino) ∈ ri0 ∧ dentrykey(ino, name) ∈ ri0 → inodekey(entries[name]) ∈ ri0 ∧ fs0[ri0[inodekey(entries[name])]].directory ∨ inodekey(entries[name]) ∈ ri0 ∧ ¬ fs0[ri0[inodekey(entries[name])]].directory, inodekey(ino) ∈ ri0 ∧ ¬ fs0[ri0[inodekey(ino)]].directory → fs0[ri0[inodekey(ino)]].nlink = # links(ino, abs-dirs(fs0, ri0)), inodekey(ino) ∈ ri0 ∧ fs0[ri0[inodekey(ino)]].directory → fs0[ri0[inodekey(ino)]].nlink = # links(ino, abs-dirs(fs0, ri0)) ∧ fs0[ri0[inodekey(ino)]].nlink ≤ 1 ∧ fs0[ri0[inodekey(ino)]].size = # abs-children(ino, fs0, ri0) ∧ fs0[ri0[inodekey(ino)]].nsubdirs = # subdirs(ino, abs-dirs(fs0, ri0)), inodekey(ino) ∈ ri0 ∧ fs0[ri0[inodekey(ino)]].directory ∧ ino ≠ ROOT_INO ∧ links(ino, abs-dirs(fs0, ri0)) = ∅ → abs-children(ino, fs0, ri0) = ∅, asynced0 → boolvar0 ⊦ m2 % VFS_PAGE_SIZE = 0, adr1 = adr2, m = 0, orphans (abs-dirs(fs0, ri0), abs-files(fs0[adr1, truncnode(inodekey(m), m2)][adr2, inodenode(inodekey(m), md, false, m1, 0, n0)], ri0[inodekey(m), adr2])) = abs-keys(orphans(fs0, ri0)), buf-opt0.some?, adr2 ∈ fs0, adr1 ∈ fs0, datakey(m, m2 / VFS_PAGE_SIZE) ∈ ri0, ( inodekey(ino) ∈ ri0 ∧ fs0[ri0[inodekey(ino)]].directory → ( ¬ inodekey(ino) ∈ ri0[inodekey(m), adr2] ∨ (adr2 = (m = ino ⊃ adr2;ri0[inodekey(ino)]) ⊃ inodenode(inodekey(m), md, false, m1, 0, n0) ;(adr1 = (m = ino ⊃ adr2;ri0[inodekey(ino)]) ⊃ truncnode(inodekey(m), m2);fs0[(m = ino ⊃ adr2;ri0[inodekey(ino)])]) ) .directory) ∧ fs0[ri0[inodekey(ino)]].nlink = # links(ino, abs-dirs(fs0, ri0)) ∧ fs0[ri0[inodekey(ino)]].nlink ≤ 1 ∧ fs0[ri0[inodekey(ino)]].size = # abs-children(ino, fs0, ri0) ∧ fs0[ri0[inodekey(ino)]].nsubdirs = # subdirs(ino, abs-dirs(fs0, ri0))) ∧ ( inodekey(ino) ∈ ri0[inodekey(m), adr2] ∧ ¬ (adr2 = (m = ino ⊃ adr2;ri0[inodekey(ino)]) ⊃ inodenode(inodekey(m), md, false, m1, 0, n0) ;(adr1 = (m = ino ⊃ adr2;ri0[inodekey(ino)]) ⊃ truncnode(inodekey(m), m2);fs0[(m = ino ⊃ adr2;ri0[inodekey(ino)])]) ) .directory → (¬ inodekey(ino) ∈ ri0 ∨ ¬ fs0[ri0[inodekey(ino)]].directory) ∧ m3 = # links(ino, abs-dirs(fs0, ri0))) ∧ ( inodekey(ino) ∈ ri0 ∧ fs0[ri0[inodekey(ino)]].directory ∧ dentrykey(ino, name) ∈ ri0 → inodekey(fs0[ri0[dentrykey(ino, name)]].ino) ∈ ri0 ∧ fs0[ri0[inodekey(fs0[ri0[dentrykey(ino, name)]].ino)]].directory ∨ inodekey(fs0[ri0[dentrykey(ino, name)]].ino) ∈ ri0[inodekey(m), adr2] ∧ ¬ (adr2 = (m = fs0[ri0[dentrykey(ino, name)]].ino ⊃ adr2;ri0[inodekey(fs0[ri0[dentrykey(ino, name)]].ino)]) ⊃ inodenode(inodekey(m), md, false, m1, 0, n0) ;(adr1 = (m = fs0[ri0[dentrykey(ino, name)]].ino ⊃ adr2;ri0[inodekey(fs0[ri0[dentrykey(ino, name)]].ino)]) ⊃ truncnode(inodekey(m), m2) ;fs0[(m = fs0[ri0[dentrykey(ino, name)]].ino ⊃ adr2;ri0[inodekey(fs0[ri0[dentrykey(ino, name)]].ino)])] ) ) .directory) ∧ ( inodekey(ino) ∈ ri0[inodekey(m), adr2] ∧ ¬ (adr2 = (m = ino ⊃ adr2;ri0[inodekey(ino)]) ⊃ inodenode(inodekey(m), md, false, m1, 0, n0) ;(adr1 = (m = ino ⊃ adr2;ri0[inodekey(ino)]) ⊃ truncnode(inodekey(m), m2);fs0[(m = ino ⊃ adr2;ri0[inodekey(ino)])]) ) .directory ∧ n ∈ content → # content[n] = VFS_PAGE_SIZE)

Rule argument

fma: inodekey(ino) ∈ ri0[inodekey(m), adr2]

Additional information

Used simplifier rules: ⊦ key ∈ ri[key0, adr] ↔ key = key0 ∨ key ∈ ri; (ws)% ⊦ inodekey(m) = inodekey(m0) ↔ m = m0; (s) Used formulas: inodekey(ino) ∈ ri0[inodekey(m), adr2]