diff --git a/src/function/accumulated.rs b/src/function/accumulated.rs
index 2bfcbf9d..51b16fa3 100644
--- a/src/function/accumulated.rs
+++ b/src/function/accumulated.rs
@@ -1,5 +1,3 @@
-use std::collections::VecDeque;
-
 use crate::{accumulator, hash::FxHashSet, storage::DatabaseGen, DatabaseKeyIndex, Id};
 
 use super::{Configuration, IngredientImpl};
@@ -25,10 +23,9 @@ where
 
         let db_key = self.database_key_index(key);
         let mut visited: FxHashSet<DatabaseKeyIndex> = std::iter::once(db_key).collect();
-        let mut stack = VecDeque::new();
-        stack.push_front(db_key);
+        let mut stack = vec![db_key];
 
-        while let Some(k) = stack.pop_front() {
+        while let Some(k) = stack.pop() {
             accumulator.produced_by(runtime, k, &mut output);
 
             let origin = db.lookup_ingredient(k.ingredient_index).origin(k.key_index);
@@ -37,7 +34,7 @@ where
             for input in inputs {
                 if let Ok(input) = input.try_into() {
                     if visited.insert(input) {
-                        stack.push_back(input);
+                        stack.push(input);
                     }
                 }
             }
diff --git a/tests/accumulate-dag.rs b/tests/accumulate-dag.rs
index d0c0cfeb..d7decab7 100644
--- a/tests/accumulate-dag.rs
+++ b/tests/accumulate-dag.rs
@@ -45,12 +45,6 @@ fn accumulate_a_called_twice() {
         // Check that we don't see logs from `a` appearing twice in the input.
         expect![[r#"
             [
-                Log(
-                    "log_a(0 of 2)",
-                ),
-                Log(
-                    "log_a(1 of 2)",
-                ),
                 Log(
                     "log_b(0 of 3)",
                 ),
@@ -60,6 +54,12 @@ fn accumulate_a_called_twice() {
                 Log(
                     "log_b(2 of 3)",
                 ),
+                Log(
+                    "log_a(0 of 2)",
+                ),
+                Log(
+                    "log_a(1 of 2)",
+                ),
             ]"#]]
         .assert_eq(&format!("{:#?}", logs));
     })
diff --git a/tests/accumulate.rs b/tests/accumulate.rs
index 3b6ce192..0387bac3 100644
--- a/tests/accumulate.rs
+++ b/tests/accumulate.rs
@@ -94,12 +94,6 @@ fn accumulate_once() {
     // (execution order).
     expect![[r#"
         [
-            Log(
-                "log_a(0 of 2)",
-            ),
-            Log(
-                "log_a(1 of 2)",
-            ),
             Log(
                 "log_b(0 of 3)",
             ),
@@ -109,6 +103,12 @@ fn accumulate_once() {
             Log(
                 "log_b(2 of 3)",
             ),
+            Log(
+                "log_a(0 of 2)",
+            ),
+            Log(
+                "log_a(1 of 2)",
+            ),
         ]"#]]
     .assert_eq(&format!("{:#?}", logs));
 }
@@ -122,12 +122,6 @@ fn change_a_from_2_to_0() {
     let logs = push_logs::accumulated::<Log>(&db, input);
     expect![[r#"
         [
-            Log(
-                "log_a(0 of 2)",
-            ),
-            Log(
-                "log_a(1 of 2)",
-            ),
             Log(
                 "log_b(0 of 3)",
             ),
@@ -137,6 +131,12 @@ fn change_a_from_2_to_0() {
             Log(
                 "log_b(2 of 3)",
             ),
+            Log(
+                "log_a(0 of 2)",
+            ),
+            Log(
+                "log_a(1 of 2)",
+            ),
         ]"#]]
     .assert_eq(&format!("{:#?}", logs));
     db.assert_logs(expect![[r#"
@@ -177,12 +177,6 @@ fn change_a_from_2_to_1() {
     let logs = push_logs::accumulated::<Log>(&db, input);
     expect![[r#"
         [
-            Log(
-                "log_a(0 of 2)",
-            ),
-            Log(
-                "log_a(1 of 2)",
-            ),
             Log(
                 "log_b(0 of 3)",
             ),
@@ -192,6 +186,12 @@ fn change_a_from_2_to_1() {
             Log(
                 "log_b(2 of 3)",
             ),
+            Log(
+                "log_a(0 of 2)",
+            ),
+            Log(
+                "log_a(1 of 2)",
+            ),
         ]"#]]
     .assert_eq(&format!("{:#?}", logs));
     db.assert_logs(expect![[r#"
@@ -206,9 +206,6 @@ fn change_a_from_2_to_1() {
     let logs = push_logs::accumulated::<Log>(&db, input);
     expect![[r#"
         [
-            Log(
-                "log_a(0 of 1)",
-            ),
             Log(
                 "log_b(0 of 3)",
             ),
@@ -218,6 +215,9 @@ fn change_a_from_2_to_1() {
             Log(
                 "log_b(2 of 3)",
             ),
+            Log(
+                "log_a(0 of 1)",
+            ),
         ]"#]]
     .assert_eq(&format!("{:#?}", logs));
     db.assert_logs(expect![[r#"