Index: tests/concurrency/channels/daisy_chain.cfa
===================================================================
--- tests/concurrency/channels/daisy_chain.cfa	(revision f3c02ea84a63625016ece7e8242ce13812968ae2)
+++ tests/concurrency/channels/daisy_chain.cfa	(revision 66ac41611c6fecfda74f03f3afbceabd6af0a53f)
@@ -19,9 +19,11 @@
 void main(Task & this) {
     size_t runs = 0;
-    int token = 0;
+    // int token = 0;
     try{
         for ( ;; ) {
-            token << *chain;
-            token >> *chain;
+            // token << *chain;
+            remove( *chain );
+            // token >> *chain;
+            insert( *chain, 0 );
             runs++;
         }
@@ -60,5 +62,6 @@
     Channel chainChan{ 1 };
 
-    ((int)0) >> chainChan;
+    // ((int)0) >> chainChan;
+    insert( chainChan, 0 );
 
     chain = &chainChan;