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Proof step 116 from proof inv-truncate (previous step)

files[m] = mkfile(m1, md1, # links(m, dirs), content0), inode = mkinode(m, md, false, # links(m, dirs), 0, m2), old_ino = 0, old_ino0 = 0, pageno = m2 / VFS_PAGE_SIZE, afs-cons(dirs, files), m ∈ files, buf-opt.some? → # buf-opt.buf = VFS_PAGE_SIZE ⊦ ⟪fail#(; ; err); asynced := ?⟫ afs-cons(dirs, files), VFS_PAGE_SIZE = 0

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 117:
files[m] = mkfile(m1, md1, # links(m, dirs), content0), afs-cons(dirs, files), m ∈ files, buf-opt.some? → # buf-opt.buf = VFS_PAGE_SIZE ⊦ ⟪fail#(; ; err); asynced := ?⟫ true

Rule argument

Additional information

Used simplifier rules: ⊦ VFS_PAGE_SIZE ≠ 0; (s)