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diff --git a/tests/Hashmap.Clauses.fst b/tests/Hashmap.Clauses.fst
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+(** [hashmap]: the decreases clauses *)
+module Hashmap.Clauses
+open Primitives
+open FStar.List.Tot
+open Hashmap.Types
+
+#set-options "--z3rlimit 50 --fuel 0 --ifuel 1"
+
+(*** Utilities *)
+
+(*** The clauses *)
+
+(** [hashmap::HashMap::allocate_slots]: decreases clause *)
+unfold
+let hash_map_allocate_slots_decreases (t : Type0) (slots : vec (list_t t))
+  (n : usize) : nat = n
+
+(** [hashmap::HashMap::clear_slots]: decreases clause *)
+unfold
+let hash_map_clear_slots_decreases (t : Type0) (slots : vec (list_t t))
+  (i : usize) : nat =
+  if i < length slots then length slots - i else 0
+
+(** [hashmap::HashMap::insert_in_list]: decreases clause *)
+unfold
+let hash_map_insert_in_list_decreases (t : Type0) (key : usize) (value : t)
+  (ls : list_t t) : list_t t =
+  ls
+
+(** [hashmap::HashMap::move_elements_from_list]: decreases clause *)
+unfold
+let hash_map_move_elements_from_list_decreases (t : Type0)
+  (ntable : hash_map_t t) (ls : list_t t) : list_t t =
+  ls
+
+(** [hashmap::HashMap::move_elements]: decreases clause *)
+unfold
+let hash_map_move_elements_decreases (t : Type0) (ntable : hash_map_t t)
+  (slots : vec (list_t t)) (i : usize) : nat =
+  if i < length slots then length slots - i else 0
+
+(** [hashmap::HashMap::get_in_list]: decreases clause *)
+unfold
+let hash_map_get_in_list_decreases (t : Type0) (key : usize) (ls : list_t t) :
+  list_t t =
+  ls
+
+(** [hashmap::HashMap::get_mut_in_list]: decreases clause *)
+unfold
+let hash_map_get_mut_in_list_decreases (t : Type0) (key : usize)
+  (ls : list_t t) : list_t t =
+  ls
+
+(** [hashmap::HashMap::remove_from_list]: decreases clause *)
+unfold
+let hash_map_remove_from_list_decreases (t : Type0) (key : usize)
+  (ls : list_t t) : list_t t =
+  ls
+