diff --git a/testdata/parser/positive/6.pdl b/testdata/parser/positive/6.pdl
deleted file mode 100644
index a9bdfc9f55bac1624572a645d06796ea3adc37fb..0000000000000000000000000000000000000000
--- a/testdata/parser/positive/6.pdl
+++ /dev/null
@@ -1,89 +0,0 @@
-#version 100
-
-composite main(in a1, in a2, in a3, out b1, out b2) {
-	new reonode({a1, a2, a3}, {b1, b2});
-}
-
-composite reonode(in[] a, out[] b) {
-	channel co -> ci;
-	new merger(a, co);
-	new replicator(ci, b);
-}
-
-composite replicator(in a, out[] b) {
-	if (b.length == 0) {
-		new blocking(a);
-	} else if (b.length == 1) {
-		new sync_component(a, b[0]);
-	} else {
-		channel xo -> xi;
-		new binary_replicator(a, b[0], xo);
-		new replicator(xi, b[1 : b.length - 1]);
-	}
-}
-primitive binary_replicator(in a, out b, out c) {
-    while (true) {
-        sync {
-            if (fires(a) && fires(b) && fires(c)) {
-                msg x = get(a);
-                put(b, x);
-                put(c, x);
-            } else {
-                assert !fires(a) && !fires(b) && !fires(c);
-            }
-        }
-    }
-}
-primitive blocking(in a) {
-	while (true) sync {
-		assert !fires(a);
-	}
-}
-
-composite merger(in[] a, out b) {
-	if (a.length == 0) {
-		new silent(b);
-	} else {
-		in prev = a[0];
-		int i = 1;
-		while (i < a.length) {
-			channel yi -> yo;
-			new binary_merger(prev, a[i], yo);
-			prev = yi;
-			i++;
-		}
-		new sync_component(prev, b);
-	}
-}
-primitive binary_merger(in a, in b, out c) {
-    while (true) {
-        sync {
-            if (fires(a) && fires(c)) {
-                assert !fires(b);
-                put(c, get(a));
-            } else if (fires(b) && fires(c)) {
-                assert !fires(a);
-                put(c, get(b));
-            } else {
-                assert !fires(a) && !fires(b) && !fires(c);
-            }
-        }
-    }
-}
-primitive silent(out a) {
-	while (true) sync {
-		assert !fires(a);
-	}
-}
-
-primitive sync(in a, out b) {
-    while (true) {
-        sync {
-            if (fires(a) && fires(b)) {
-            	put(b, get(a));
-            } else {
-                assert !fires(a) && !fires(b);
-            }
-        }
-    }
-}