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Proof step 87 from proof write-term (previous step)

# links(m, dirs) = files[m].nlink, (m ∈ dirs ⊃ mkinode(m, dirs[m].meta, true, dirs[m].nlink, dirs[m].nsubdirs, dirs[m].size) ;mkinode (m, files1 [m, files1 [m, files1 [m, mkfile (m2, md0, files[m].nlink, content0[m2 / VFS_PAGE_SIZE, fill(content0[m2 / VFS_PAGE_SIZE], zero, m2 % VFS_PAGE_SIZE, n1)] upto m2) ] [m ] .size:= m2 ] [m ] .meta:= md0 ] [m ] .meta, false, files1 [m, files1 [m, files1 [m, mkfile (m2, md0, files[m].nlink, content0[m2 / VFS_PAGE_SIZE, fill(content0[m2 / VFS_PAGE_SIZE], zero, m2 % VFS_PAGE_SIZE, n1)] upto m2) ] [m ] .size:= m2 ] [m ] .meta:= md0 ] [m ] .nlink, 0, files1 [m, files1 [m, files1 [m, mkfile (m2, md0, files[m].nlink, content0[m2 / VFS_PAGE_SIZE, fill(content0[m2 / VFS_PAGE_SIZE], zero, m2 % VFS_PAGE_SIZE, n1)] upto m2) ] [m ] .size:= m2 ] [m ] .meta:= md0 ] [m ] .size) ) = mkinode(m1, md, boolvar, m3, m4, m5), VFS_PAGE_SIZE = n1 + m2 % VFS_PAGE_SIZE, files1[m] = mkfile(m2, md0, files[m].nlink, content0), of[fd] = mkfile(m, mode, m0), err0 = ESUCCESS, m2 < m0 + ino, afs-cons(dirs, files1), afs-cons (dirs, files1[m, mkfile(m2, md0, files[m].nlink, content0[m2 / VFS_PAGE_SIZE, fill(content0[m2 / VFS_PAGE_SIZE], zero, m2 % VFS_PAGE_SIZE, n1)] upto m2)]), of-cons(of, dirs, files1), m ∈ files, fd ∈ of, m2 / VFS_PAGE_SIZE ∈ content0, m ∈ files1, n ≤ # buf0 ⊦ ⟪afs_check_commit#(dirs, files; err0; asynced); ino0 := m5; dirs0 := dirs; if err0 = ESUCCESS then afs_write_inode# ( (m ∈ dirs ⊃ mkinode(m, dirs[m].meta, true, dirs[m].nlink, dirs[m].nsubdirs, dirs[m].size) ;mkinode (m, files1 [m, files1 [m, files1 [m, mkfile (m2, md0, files[m].nlink, content0[m2 / VFS_PAGE_SIZE, fill(content0[m2 / VFS_PAGE_SIZE], zero, m2 % VFS_PAGE_SIZE, n1)] upto m2) ] [m ] .size:= m2 ] [m ] .meta:= md0 ] [m ] .meta, false, files1 [m, files1 [m, files1 [m, mkfile (m2, md0, files[m].nlink, content0[m2 / VFS_PAGE_SIZE, fill(content0[m2 / VFS_PAGE_SIZE], zero, m2 % VFS_PAGE_SIZE, n1)] upto m2) ] [m ] .size:= m2 ] [m ] .meta:= md0 ] [m ] .nlink, 0, files1 [m, files1 [m, files1 [m, mkfile (m2, md0, files[m].nlink, content0[m2 / VFS_PAGE_SIZE, fill(content0[m2 / VFS_PAGE_SIZE], zero, m2 % VFS_PAGE_SIZE, n1)] upto m2) ] [m ] .size:= m2 ] [m ] .meta:= md0 ] [m ] .size) ) .size:= (m0 + ino) ; err0, dirs, files ; asynced); if err0 ≠ ESUCCESS then ino := (m0 ≤ ino0 ⊃ ino0 - m0;0), err0 := ESUCCESS; of[fd].pos := m0 + ino⟫ (dirs0 = dirs), m2 % VFS_PAGE_SIZE = 0, ino = 0, n = 0, mode ≠ MODE_W ∧ mode ≠ MODE_RW

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 88:
# links(m, dirs) = files[m].nlink, VFS_PAGE_SIZE = n1 + m5 % VFS_PAGE_SIZE, files1[m] = mkfile(m5, md0, files[m].nlink, content0), of[fd] = mkfile(m, mode, m0), err0 = ESUCCESS, m5 % VFS_PAGE_SIZE ≠ 0, ino ≠ 0, n ≠ 0, m5 < m0 + ino, afs-cons(dirs, files1), afs-cons (dirs, files1[m, mkfile(m5, md0, files[m].nlink, content0[m5 / VFS_PAGE_SIZE, fill(content0[m5 / VFS_PAGE_SIZE], zero, m5 % VFS_PAGE_SIZE, n1)] upto m5)]), of-cons(of, dirs, files1), m ∈ files, fd ∈ of, m5 / VFS_PAGE_SIZE ∈ content0, m ∈ files1, n ≤ # buf0 ⊦ ⟪afs_check_commit#(dirs, files; err0; asynced); ino0 := m5; dirs0 := dirs; if err0 = ESUCCESS then afs_write_inode# ( (m ∈ dirs ⊃ mkinode(m, dirs[m].meta, true, dirs[m].nlink, dirs[m].nsubdirs, dirs[m].size) ;mkinode (m, files1 [m, files1 [m, files1 [m, mkfile (m5, md0, files[m].nlink, content0[m5 / VFS_PAGE_SIZE, fill(content0[m5 / VFS_PAGE_SIZE], zero, m5 % VFS_PAGE_SIZE, n1)] upto m5) ] [m ] .size:= m5 ] [m ] .meta:= md0 ] [m ] .meta, false, files1 [m, files1 [m, files1 [m, mkfile (m5, md0, files[m].nlink, content0[m5 / VFS_PAGE_SIZE, fill(content0[m5 / VFS_PAGE_SIZE], zero, m5 % VFS_PAGE_SIZE, n1)] upto m5) ] [m ] .size:= m5 ] [m ] .meta:= md0 ] [m ] .nlink, 0, files1 [m, files1 [m, files1 [m, mkfile (m5, md0, files[m].nlink, content0[m5 / VFS_PAGE_SIZE, fill(content0[m5 / VFS_PAGE_SIZE], zero, m5 % VFS_PAGE_SIZE, n1)] upto m5) ] [m ] .size:= m5 ] [m ] .meta:= md0 ] [m ] .size) ) .size:= (m0 + ino) ; err0, dirs, files ; asynced); if err0 ≠ ESUCCESS then ino := (m0 ≤ ino0 ⊃ ino0 - m0;0), err0 := ESUCCESS; of[fd].pos := m0 + ino⟫ (dirs0 = dirs), mode ≠ MODE_W ∧ mode ≠ MODE_RW

Rule argument

Additional information

Used simplifier rules: lf-02: ⊦ m < n ∧ m = n0 → n0 < n; (forward) from specification nat-basic%⊦ mkinode(m, md, boolvar, m0, m1, m2) = mkinode(m3, md0, boolvar0, m4, m5, m6) ↔ m = m3 ∧ md = md0 ∧ (boolvar ↔ boolvar0) ∧ m0 = m4 ∧ m1 = m5 ∧ m2 = m6; (ws)% ⊦ mkfile(m, md, m0, content).size = m; (s)% ⊦ mkfile(m, md, m0, content).nlink = m0; (s)% ⊦ mkfile(m, md, m0, content).meta = md; (s)% ⊦ mkfile(m, md, m0, content).meta:= md0 = mkfile(m, md0, m0, content); (s)% ⊦ mkfile(m, md, m0, content).size:= m1 = mkfile(m1, md, m0, content); (s)% ⊦ files[ino, af][ino0] = (ino0 = ino ∧ ino ∈ files ⊃ af;files[ino0]); (s)%⊦ of-cons(of, dirs, files) ∧ fd ∈ of ∧ of[fd] = mkfile(ino, mode, n) ∧ afs-cons(dirs, files) → ¬ ino ∈ dirs; (s)