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Proof step 67 from proof truncate-inv (previous step)

files2[ino4] = mkfile(m2 * VFS_PAGE_SIZE, md, # links(ino4, dirs0), content0), buf = buf0, content0 = content2, none = buf-opt0, pageno = pageno1, afs-cons(dirs0, files2[ino4, mkfile(m2 * VFS_PAGE_SIZE, md, # links(ino4, dirs0), content2 upto m2 * VFS_PAGE_SIZE)]), afs-cons(dirs0, files2), files2 ~ files2[ino4, mkfile(m2 * VFS_PAGE_SIZE, md, # links(ino4, dirs0), content2 upto m2 * VFS_PAGE_SIZE)], ino4 ∈ files2 ⊦ (content2 upto m2 * VFS_PAGE_SIZE).stream from m2 * VFS_PAGE_SIZE = σ⊥

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 68:
files2[ino4] = mkfile(m2 * VFS_PAGE_SIZE, md, # links(ino4, dirs0), content2), afs-cons(dirs0, files2), afs-cons(dirs0, files2[ino4, mkfile(m2 * VFS_PAGE_SIZE, md, # links(ino4, dirs0), content2 upto m2 * VFS_PAGE_SIZE)]), files2 ~ files2[ino4, mkfile(m2 * VFS_PAGE_SIZE, md, # links(ino4, dirs0), content2 upto m2 * VFS_PAGE_SIZE)], ino4 ∈ files2 ⊦ (content2 upto m2 * VFS_PAGE_SIZE).stream from m2 * VFS_PAGE_SIZE = σ⊥

Proof step 67 from proof truncate-inv (previous step)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Rule argument

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