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Proof step 85 from proof fsync-inode-err (previous step)

asynced ↔ false, err = ESUCCESS, ino = m ⊦ [err := EFAIL] (err = ESUCCESS ∨ ⌊err⌋ ), m ∈ icache

Heuristic symbolic execution applied rule assign right

And closed the goal!

Rule argument

Additional information

Used simplifier rules: ⊦ ESUCCESS ≠ EFAIL; (s)% ⊦ ⌊EFAIL⌋ ; (s)