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Proof step 41 from proof fsync-pages-keep-abs (previous step)

pcache[datakey(m, n)] = mkpentry(true, buf), err = ESUCCESS, inode = mkinode(m, md, boolvar, m0, m1, m2), pageno = n, (files ⊕ pcache) ⊕ icache = (files1 ⊕ pcache0) ⊕ icache, n * VFS_PAGE_SIZE < m2, pcache-cons(pcache0, dirs, files1), pre-writepage(inode, pageno, buf, dirs, files), datakey(m, n) ∈ pcache ⊦ [files[inode.ino].content[pageno] := buf; err := ESUCCESS; asynced := ?; if err = ESUCCESS then afs_check_commit#(dirs, files; err; asynced1); if err = ESUCCESS then {asynced := false; pcache_set_status#(m, n, asynced; err, pcache)}; n := n + 1] ((files1 ⊕ pcache0) ⊕ icache = (files ⊕ pcache) ⊕ icache)

Heuristic symbolic execution applied rule assign right

And obtained the following new goals

Proof step 42:
pcache[datakey(m, n)] = mkpentry(true, buf), err = ESUCCESS, files = files0[inode.ino, files0[inode.ino].content:= files0[inode.ino].content[pageno, buf]], inode = mkinode(m, md, boolvar, m0, m1, m2), pageno = n, (files0 ⊕ pcache) ⊕ icache = (files1 ⊕ pcache0) ⊕ icache, n * VFS_PAGE_SIZE < m2, pcache-cons(pcache0, dirs, files1), pre-writepage(inode, pageno, buf, dirs, files0), datakey(m, n) ∈ pcache ⊦ [err := ESUCCESS; asynced := ?; if err = ESUCCESS then afs_check_commit#(dirs, files; err; asynced1); if err = ESUCCESS then {asynced := false; pcache_set_status#(m, n, asynced; err, pcache)}; n := n + 1] ((files1 ⊕ pcache0) ⊕ icache = (files ⊕ pcache) ⊕ icache)

Proof step 41 from proof fsync-pages-keep-abs (previous step)

Heuristic symbolic execution applied rule assign right

And obtained the following new goals

Rule argument

Additional information