diff --git a/infer/models/java/builtins/com/facebook/infer/builtins/InferBuiltins.java b/infer/models/java/builtins/com/facebook/infer/builtins/InferBuiltins.java
index 813f52eb5..2bbdea56b 100644
--- a/infer/models/java/builtins/com/facebook/infer/builtins/InferBuiltins.java
+++ b/infer/models/java/builtins/com/facebook/infer/builtins/InferBuiltins.java
@@ -16,12 +16,8 @@ public class InferBuiltins {
 
     public native static void __set_mem_attribute(Object o);
 
-    public native static void __set_lock_attribute(Object o);
-
     public native static void __set_locked_attribute(Object o);
 
-    public native static void __set_unlocked_attribute(Object o);
-
     public native static void __delete_locked_attribute(Object o);
 
     public native static void _exit();
diff --git a/infer/src/IR/BUILTINS.ml b/infer/src/IR/BUILTINS.ml
index 49fede7b5..6f8584b6f 100644
--- a/infer/src/IR/BUILTINS.ml
+++ b/infer/src/IR/BUILTINS.ml
@@ -85,16 +85,12 @@ module type S = sig
 
   val __set_hidden_field : t
 
-  val __set_lock_attribute : t
-
   val __set_locked_attribute : t
 
   val __set_mem_attribute : t
 
   val __set_observer_attribute : t
 
-  val __set_unlocked_attribute : t
-
   val __set_unsubscribed_observer_attribute : t
 
   val __set_wont_leak_attribute : t
diff --git a/infer/src/IR/BuiltinDecl.ml b/infer/src/IR/BuiltinDecl.ml
index 88450f2dc..7f788f473 100644
--- a/infer/src/IR/BuiltinDecl.ml
+++ b/infer/src/IR/BuiltinDecl.ml
@@ -112,16 +112,12 @@ let __set_file_attribute = create_procname "__set_file_attribute"
 
 let __set_hidden_field = create_procname "__set_hidden_field"
 
-let __set_lock_attribute = create_procname "__set_lock_attribute"
-
 let __set_locked_attribute = create_procname "__set_locked_attribute"
 
 let __set_mem_attribute = create_procname "__set_mem_attribute"
 
 let __set_observer_attribute = create_procname "__set_observer_attribute"
 
-let __set_unlocked_attribute = create_procname "__set_unlocked_attribute"
-
 let __set_unsubscribed_observer_attribute = create_procname "__set_unsubscribed_observer_attribute"
 
 let __set_wont_leak_attribute = create_procname "__set_wont_leak_attribute"
diff --git a/infer/src/backend/BuiltinDefn.ml b/infer/src/backend/BuiltinDefn.ml
index ad6e7b797..a9048fe26 100644
--- a/infer/src/backend/BuiltinDefn.ml
+++ b/infer/src/backend/BuiltinDefn.ml
@@ -372,19 +372,6 @@ let execute___set_file_attribute {Builtin.tenv; pdesc; prop_; path; ret_id; args
   | _ ->
       raise (Exceptions.Wrong_argument_number __POS__)
 
-
-(** Set the attibute of the value as lock *)
-let execute___set_lock_attribute {Builtin.tenv; pdesc; prop_; path; ret_id; args; loc}
-    : Builtin.ret_typ =
-  match (args, ret_id) with
-  | [(lexp, _)], _ ->
-      let pname = Procdesc.get_proc_name pdesc in
-      let n_lexp, prop = check_arith_norm_exp tenv pname lexp prop_ in
-      set_resource_attribute tenv prop path n_lexp loc PredSymb.Rlock
-  | _ ->
-      raise (Exceptions.Wrong_argument_number __POS__)
-
-
 (** Set the resource attribute of the first real argument of method as ignore, the first argument is
     assumed to be "this" *)
 let execute___method_set_ignore_attribute {Builtin.tenv; pdesc; prop_; path; ret_id; args; loc}
@@ -591,20 +578,6 @@ let execute___set_locked_attribute builtin_args : Builtin.ret_typ =
   execute___set_attr PredSymb.Alocked builtin_args
 
 
-(** Set the attibute of the value as resource/unlocked*)
-let execute___set_unlocked_attribute ({Builtin.pdesc; loc} as builtin_args) : Builtin.ret_typ =
-  let pname = Procdesc.get_proc_name pdesc in
-  (* ra_kind = Rrelease in following indicates unlocked *)
-  let ra =
-    { PredSymb.ra_kind= PredSymb.Rrelease
-    ; ra_res= PredSymb.Rlock
-    ; ra_pname= pname
-    ; ra_loc= loc
-    ; ra_vpath= None }
-  in
-  execute___set_attr (PredSymb.Aresource ra) builtin_args
-
-
 (** Set the attibute of the value as wont leak*)
 let execute___set_wont_leak_attribute builtin_args : Builtin.ret_typ =
   execute___set_attr PredSymb.Awont_leak builtin_args
@@ -1117,9 +1090,6 @@ let __set_file_attribute =
 (* set a hidden field in the struct to the given value *)
 let __set_hidden_field = Builtin.register BuiltinDecl.__set_hidden_field execute___set_hidden_field
 
-let __set_lock_attribute =
-  Builtin.register BuiltinDecl.__set_lock_attribute execute___set_lock_attribute
-
 
 let __set_locked_attribute =
   Builtin.register BuiltinDecl.__set_locked_attribute execute___set_locked_attribute
@@ -1133,10 +1103,6 @@ let __set_observer_attribute =
   Builtin.register BuiltinDecl.__set_observer_attribute (execute___set_attr PredSymb.Aobserver)
 
 
-let __set_unlocked_attribute =
-  Builtin.register BuiltinDecl.__set_unlocked_attribute execute___set_unlocked_attribute
-
-
 let __set_unsubscribed_observer_attribute =
   Builtin.register BuiltinDecl.__set_unsubscribed_observer_attribute
     (execute___set_attr PredSymb.Aunsubscribed_observer)