pub open spec fn forall_map<K, V>(map: Map<K, V>, f: FnSpec<(K, V), bool>) -> bool
{ forall |k| #[trigger] map.contains_key(k) ==> f(k, map[k]) }
Returns true if predicate f(k,v) holds for all (k,v) in map.
f(k,v)
(k,v)
map