diff --git a/src/protocol/parser/mod.rs b/src/protocol/parser/mod.rs
index f8099e570194ba10d7b2caadbf7ec7786b472e32..e55bf6b31adb04d40e19891ed39a219762f616dd 100644
--- a/src/protocol/parser/mod.rs
+++ b/src/protocol/parser/mod.rs
@@ -301,7 +301,7 @@ impl Parser {
             self.pass_typing.queue_module_definitions(&mut ctx, &mut queue);
         };
         while !queue.is_empty() {
-            let top = queue.pop().unwrap();
+            let top = queue.pop_front().unwrap();
             let mut ctx = visitor::Ctx{
                 heap: &mut self.heap,
                 modules: &mut self.modules,
@@ -421,11 +421,11 @@ fn insert_builtin_function<T: Fn(ProcedureDefinitionId) -> (Vec<(&'static str, P
     }).unwrap();
 
     // Insert into type table
-    let mut concrete_type = ConcreteType::default();
-    concrete_type.parts.push(ConcreteTypePart::Function(procedure_id, type_poly_vars.len() as u32));
-
-    for _ in 0..type_poly_vars.len() {
-        concrete_type.parts.push(ConcreteTypePart::Void); // doesn't matter (I hope...)
-    }
-    p.type_table.add_builtin_procedure_type(concrete_type, &type_poly_vars);
+    // let mut concrete_type = ConcreteType::default();
+    // concrete_type.parts.push(ConcreteTypePart::Function(procedure_id, type_poly_vars.len() as u32));
+    //
+    // for _ in 0..type_poly_vars.len() {
+    //     concrete_type.parts.push(ConcreteTypePart::Void); // doesn't matter (I hope...)
+    // }
+    // p.type_table.add_builtin_procedure_type(concrete_type, &type_poly_vars);
 }
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