[Imprint][Data Privacy Statement][E-Mail]

View long theorem info. View the proof. Back to main index. View the specification. View theorem base summary, View theorem base listing, the used properties by spec, the dependency list, the symbol table,

Proof step 13 from proof fsync-inode-overwrite (previous step)

asynced0 ↔ true, files0[m] = mkfile(m0, md0, m1, content), ino = m, icache-cons(icache, dirs, files0), m ∈ files0, ino ∈ icache ⊦ [asynced := icache[ino].dirty; inode := mkinode(m, md, false, m1, 0, m2); ino := m; if err = ESUCCESS ∧ asynced0 ∧ asynced then icache_get#(ino, icache; asynced0, inode, err); files := files0; if err = ESUCCESS ∧ asynced0 ∧ asynced then afs_write_inode#(inode; err, dirs, files; asynced1); icache0 := icache; if err = ESUCCESS then {asynced := false; icache_set_status#(ino, asynced; err, icache)}] (err = ESUCCESS → files[inode.ino] = (files0 ⊕ icache0)[inode.ino])

Heuristic symbolic execution applied rule assign right

And obtained the following new goals

Proof step 14:
asynced0 ↔ true, asynced ↔ icache[ino].dirty, files0[m] = mkfile(m0, md0, m1, content), ino = m, icache-cons(icache, dirs, files0), m ∈ files0, ino ∈ icache ⊦ [inode := mkinode(m, md, false, m1, 0, m2); ino := m; if err = ESUCCESS ∧ asynced0 ∧ asynced then icache_get#(ino, icache; asynced0, inode, err); files := files0; if err = ESUCCESS ∧ asynced0 ∧ asynced then afs_write_inode#(inode; err, dirs, files; asynced1); icache0 := icache; if err = ESUCCESS then {asynced := false; icache_set_status#(ino, asynced; err, icache)}] (err = ESUCCESS → files[inode.ino] = (files0 ⊕ icache0)[inode.ino])

Proof step 13 from proof fsync-inode-overwrite (previous step)

Heuristic symbolic execution applied rule assign right

And obtained the following new goals

Rule argument

Additional information