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Proof step 122 from proof inv-truncate (previous step)

asynced ↔ asynced1, asynced0 ↔ asynced2, files[m] = mkfile(m0, md0, # links(m, dirs), content), inode = mkinode(m, md, false, # links(m, dirs), 0, m2), pageno = m2 / VFS_PAGE_SIZE, afs-cons(dirs, files), m ∈ files, buf-opt.some? → # buf-opt.buf = VFS_PAGE_SIZE ⊦ ⟪abort⟫ afs-cons(dirs, files), VFS_PAGE_SIZE = 0, pre-truncate(inode, n, pageno, buf-opt, dirs, files)

Heuristic symbolic execution applied rule abort right

And obtained the following new goals

Proof step 123:
asynced0 ↔ asynced2, asynced ↔ asynced1, files[m] = mkfile(m0, md0, # links(m, dirs), content), inode = mkinode(m, md, false, # links(m, dirs), 0, m2), pageno = m2 / VFS_PAGE_SIZE, afs-cons(dirs, files), m ∈ files, buf-opt.some? → # buf-opt.buf = VFS_PAGE_SIZE ⊦ VFS_PAGE_SIZE = 0, pre-truncate(inode, n, pageno, buf-opt, dirs, files)

Proof step 122 from proof inv-truncate (previous step)

Heuristic symbolic execution applied rule abort right

And obtained the following new goals

Rule argument

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