diff --git a/nblast-js/src/lib.rs b/nblast-js/src/lib.rs
index 579d758..ac0e9c7 100644
--- a/nblast-js/src/lib.rs
+++ b/nblast-js/src/lib.rs
@@ -170,9 +170,8 @@ pub fn make_flat_tangents_alphas(flat_points: &[f64], k: usize) -> JsResult<Floa
     let out = Float64Array::new_with_length(neuron.len() as u32);
     for (idx, val) in neuron
         .tangents()
-        .into_iter()
         .flat_map(|n| [n[0], n[1], n[2]])
-        .chain(neuron.alphas().into_iter())
+        .chain(neuron.alphas())
         .enumerate()
     {
         out.set_index(idx as u32, val);
diff --git a/nblast-py/src/lib.rs b/nblast-py/src/lib.rs
index afe90e7..f449867 100644
--- a/nblast-py/src/lib.rs
+++ b/nblast-py/src/lib.rs
@@ -71,7 +71,7 @@ impl ArenaWrapper {
                 .collect(),
             self.k,
         )
-        .map_err(|e| PyErr::new::<PyValueError, _>(e))?;
+        .map_err(PyErr::new::<PyValueError, _>)?;
         Ok(self.arena.add_neuron(neuron))
     }
 
@@ -114,7 +114,7 @@ impl ArenaWrapper {
                 .collect(),
             tangents_alphas,
         )
-        .map_err(|e| PyErr::new::<PyValueError, _>(e))?;
+        .map_err(PyErr::new::<PyValueError, _>)?;
         Ok(self.arena.add_neuron(neuron))
     }
 
diff --git a/nblast-rs/Cargo.toml b/nblast-rs/Cargo.toml
index 6e645ec..4e4e3f2 100644
--- a/nblast-rs/Cargo.toml
+++ b/nblast-rs/Cargo.toml
@@ -47,7 +47,7 @@ parallel = ["rayon"]
 
 name = "bench"
 harness = false
-required-features = ["parallel"]
+required-features = ["parallel", "bosque", "kiddo", "nabo", "rstar"]
 
 [package.metadata.release]
 publish = false
diff --git a/nblast-rs/src/neurons/bosque.rs b/nblast-rs/src/neurons/bosque.rs
index d971ef5..677cd7e 100644
--- a/nblast-rs/src/neurons/bosque.rs
+++ b/nblast-rs/src/neurons/bosque.rs
@@ -83,7 +83,7 @@ impl QueryNeuron for BosqueTangentsAlphas {
             .zip(self.tangents_alphas.iter())
             .map(move |(p, ta)| {
                 let alpha = if use_alpha { Some(ta.alpha) } else { None };
-                target.nearest_match_dist_dot(&p, &ta.tangent, alpha)
+                target.nearest_match_dist_dot(p, &ta.tangent, alpha)
             })
     }
 
@@ -133,7 +133,7 @@ impl TargetNeuron for BosqueTangentsAlphas {
             Some(a) => raw_dot * geometric_mean(a, ta.alpha),
             None => raw_dot,
         };
-        DistDot { dist: dist, dot }
+        DistDot { dist, dot }
     }
 }
 
diff --git a/spatial_bench/benches/spatial.rs b/spatial_bench/benches/spatial.rs
index 16cc191..2428f19 100644
--- a/spatial_bench/benches/spatial.rs
+++ b/spatial_bench/benches/spatial.rs
@@ -61,17 +61,29 @@ pub fn bench_queries(c: &mut Criterion) {
 
     let ar = make_arena::<BosqueArena>(points.clone());
     group.bench_function("bosque", |b| {
-        b.iter(|| black_box(pair_queries(&ar, &pairs)))
+        b.iter(|| {
+            pair_queries(&ar, &pairs);
+            black_box(())
+        })
     });
 
     let ar = make_arena::<KiddoArena>(points.clone());
-    group.bench_function("kiddo", |b| b.iter(|| black_box(pair_queries(&ar, &pairs))));
+    group.bench_function("kiddo", |b| b.iter(|| {
+        pair_queries(&ar, &pairs);
+        black_box(())
+    }));
 
     let ar = make_arena::<NaboArena>(points.clone());
-    group.bench_function("nabo", |b| b.iter(|| black_box(pair_queries(&ar, &pairs))));
+    group.bench_function("nabo", |b| b.iter(|| {
+        pair_queries(&ar, &pairs);
+        black_box(())
+    }));
 
     let ar = make_arena::<RstarArena>(points.clone());
-    group.bench_function("rstar", |b| b.iter(|| black_box(pair_queries(&ar, &pairs))));
+    group.bench_function("rstar", |b| b.iter(|| {
+        pair_queries(&ar, &pairs);
+        black_box(())
+    }));
 }
 
 criterion_group!(benches, bench_construction, bench_queries);