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Proof step 51 from proof inv-truncate (previous step)

files[ino0] = mkfile(m, md, # links(ino0, dirs), content), err = err0, err1 = ESUCCESS, afs-cons(dirs, files), ispath(p, ROOT_INO, ino0, dirs, files), of-cons(of, dirs, files), pw(user, md), px-parent(user, p, ROOT_INO, dirs, files), ino0 ∈ files, ⌊err0⌋ ∨ err0 = ESUCCESS ⊦ ⟪asynced := bv; pageno := 0; inode := (ino0 ∈ dirs ⊃ mkinode(ino0, dirs[ino0].meta, true, dirs[ino0].nlink, dirs[ino0].nsubdirs, dirs[ino0].size) ;mkinode(ino0, md, false, # links(ino0, dirs), 0, m) ); if err = ESUCCESS then pageno := inode.size / VFS_PAGE_SIZE; if err = ESUCCESS then {buf-opt := none; afs_truncate#(n, pageno; buf-opt, inode, isdir0, err, dirs, files, asynced)}⟫ (of-cons(of, dirs, files) ∧ afs-cons(dirs, files)), ino0 ∈ dirs

Heuristic symbolic execution applied rule assign right

And obtained the following new goals

Rule argument

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