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Proof step 133 from proof refine-writepage (previous step)

# buf = VFS_PAGE_SIZE, dirs = abs-dirs(fs, ri), err = err0, files = abs-files(fs, ri), inode = mkinode(m, md, boolvar1, m0, m1, m2), fo.inodes?, orphans(fs, ri).inodes?, afs-cons(abs-dirs(fs, ri), abs-files(fs, ri)), file-node-cons(fs, ri), log-cons(log, fs), orphans-cons(fs, ri, orphans(fs, ri)), replay-cons-strong(fs, ri, orphans(fs, ri), fi, fo, log), ri-inj(fi), ri-inj(ri), ubifs-cons(fs, ri, orphans(fs, ri), fi, fo, log), inodekey(m) ∈ ri, asynced → boolvar0, ∀ adr. adr ∈ fs ⊦ ⟨fail#(; ; err); asynced := ?⟩ (files = abs-files(fs, ri) ∧ (asynced → boolvar2) ∧ ENOSPC = err), ⟨files[inode.ino].content[pageno] := buf; err := ESUCCESS; asynced := ?⟩ (files = abs-files(fs, ri) ∧ (asynced → boolvar2) ∧ ENOSPC = err), fs[ri[inodekey(m)]].directory

Heuristic symbolic execution applied rule assign right

And obtained the following new goals

Rule argument

pos: right 2

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