diff --git a/native_app/src/gui/hud/keybinds.rs b/native_app/src/gui/hud/keybinds.rs
index 2ff2a98d..9ff505f8 100644
--- a/native_app/src/gui/hud/keybinds.rs
+++ b/native_app/src/gui/hud/keybinds.rs
@@ -62,8 +62,8 @@ impl KeybindState {
         for key in &inp.keyboard.pressed {
             state.cur.push_unique(UnitInput::Key(key.clone()));
         }
-        for mouse in &inp.mouse.pressed {
-            state.cur.push_unique(UnitInput::Mouse(mouse.clone()));
+        for &mouse in &inp.mouse.pressed {
+            state.cur.push_unique(UnitInput::Mouse(mouse));
         }
         if inp.mouse.wheel_delta > 0.0 {
             state.cur.push_unique(UnitInput::WheelUp);
@@ -81,7 +81,7 @@ impl KeybindState {
             return;
         }
 
-        let ref mut comb = bindings.0.get_mut(&state.to_bind_to).unwrap().0;
+        let comb = &mut bindings.0.get_mut(&state.to_bind_to).unwrap().0;
 
         let mut cur = std::mem::take(&mut state.cur);
         cur.sort();
diff --git a/native_app/src/gui/hud/toolbox/building.rs b/native_app/src/gui/hud/toolbox/building.rs
index 4f67a557..1d6cb7d3 100644
--- a/native_app/src/gui/hud/toolbox/building.rs
+++ b/native_app/src/gui/hud/toolbox/building.rs
@@ -1,18 +1,19 @@
-use common::FastMap;
-use engine::{Context, TextureBuilder};
-use yakui::widgets::{Layer, List};
+use std::path::PathBuf;
+use std::time::Instant;
+
+use yakui::widgets::List;
 use yakui::{
     reflow, use_state, Alignment, Color, CrossAxisAlignment, Dim2, MainAxisAlignment, MainAxisSize,
     Pivot, TextureId, Vec2,
 };
 
-use crate::gui::item_icon_yakui;
+use common::FastMap;
 use engine::wgpu::TextureFormat;
+use engine::{Context, TextureBuilder};
 use geom::{Camera, Degrees, Polygon, Vec3};
 use goryak::{
-    blur_bg, debug_constraints, debug_size, fixed_spacer, image_button, is_hovered, mincolumn,
-    minrow, on_secondary_container, padxy, pady, primary, secondary_container, textc, titlec,
-    HorizScroll, HorizScrollSize,
+    blur_bg, fixed_spacer, image_button, is_hovered, mincolumn, minrow, on_secondary_container,
+    padxy, primary, secondary_container, textc, titlec, HorizScrollSize,
 };
 use prototypes::{
     prototypes_iter, BuildingPrototypeID, GoodsCompanyID, GoodsCompanyPrototype, Prototype,
@@ -20,9 +21,8 @@ use prototypes::{
 };
 use simulation::map::{BuildingKind, Zone};
 use simulation::world_command::WorldCommand;
-use std::path::PathBuf;
-use std::time::Instant;
 
+use crate::gui::item_icon_yakui;
 use crate::gui::specialbuilding::{SpecialBuildKind, SpecialBuildingResource};
 use crate::uiworld::UiWorld;
 
diff --git a/simulation/src/map/objects/intersection.rs b/simulation/src/map/objects/intersection.rs
index f3f1af0b..54a2a923 100644
--- a/simulation/src/map/objects/intersection.rs
+++ b/simulation/src/map/objects/intersection.rs
@@ -156,7 +156,7 @@ impl Intersection {
             let (r1, r2) = (&roads[r1_id], &roads[r2_id]);
             let (dir1, dir2) = (r1.dir_from(id), r2.dir_from(id));
 
-            let min_dist = if dir1.angle(dir2).abs() < 0.174532925 {
+            let min_dist = if dir1.angle(dir2).abs() < 0.17453292 {
                 self.interface_calc_numerically(r1.width, r2.width, r1, r2)
             } else {
                 Self::interface_calc_formula(r1.width, r2.width, dir1, dir2)
@@ -193,10 +193,10 @@ impl Intersection {
             .points_dirs_along((1..r2.points().length() as i32).map(|d| d as f32))
             .collect();
 
-        if !(r1.src == self.id) {
+        if r1.src != self.id {
             points1.reverse();
         }
-        if !(r2.src == self.id) {
+        if r2.src != self.id {
             points2.reverse();
         }
 
@@ -205,7 +205,7 @@ impl Intersection {
             .zip(points2)
             .map(|((p1, _), (p2, _))| (p1.xy(), p2.xy()))
             .find(|p| p.0.distance(p.1) > w)
-            .and_then(|p| Some((self.pos.xy().distance(p.0) + self.pos.xy().distance(p.0)) * 0.5))
+            .map(|p| (self.pos.xy().distance(p.0) + self.pos.xy().distance(p.0)) * 0.5)
             .unwrap_or(50.0)
     }
 
diff --git a/simulation/src/transportation/train.rs b/simulation/src/transportation/train.rs
index ba6f8bd9..151abce2 100644
--- a/simulation/src/transportation/train.rs
+++ b/simulation/src/transportation/train.rs
@@ -55,7 +55,7 @@ pub struct RailWagon {
     pub rolling_stock: RollingStockID,
 }
 
-pub fn calculate_locomotive(wagons: &Vec<RollingStockID>) -> Locomotive {
+pub fn calculate_locomotive(wagons: &[RollingStockID]) -> Locomotive {
     let info = wagons.iter().fold(
         (720.0, 0.0, 0.0, 0.0, 0),
         |(speed, acc, dec, length, mass): (f32, f32, f32, f32, u32), &id| {
@@ -78,7 +78,7 @@ pub fn calculate_locomotive(wagons: &Vec<RollingStockID>) -> Locomotive {
 }
 
 pub fn wagons_loco_dists_lengths(
-    wagons: &Vec<RollingStockID>,
+    wagons: &[RollingStockID],
 ) -> impl DoubleEndedIterator<Item = (f32, f32)> + '_ {
     let mut loco_dist = 0.0;
     wagons.iter().map(move |&id| {
@@ -89,7 +89,7 @@ pub fn wagons_loco_dists_lengths(
 }
 
 pub fn wagons_positions_for_render<'a>(
-    wagons: &'a Vec<RollingStockID>,
+    wagons: &'a [RollingStockID],
     points: &'a PolyLine3,
     dist: f32,
 ) -> impl Iterator<Item = (Vec3, Vec3, f32)> + 'a {
@@ -110,7 +110,7 @@ pub fn wagons_positions_for_render<'a>(
         })
 }
 
-pub fn train_length(wagons: &Vec<RollingStockID>) -> f32 {
+pub fn train_length(wagons: &[RollingStockID]) -> f32 {
     wagons
         .iter()
         .map(|id| RollingStockID::prototype(*id).length)
@@ -119,7 +119,7 @@ pub fn train_length(wagons: &Vec<RollingStockID>) -> f32 {
 
 pub fn spawn_train(
     sim: &mut Simulation,
-    wagons: &Vec<RollingStockID>,
+    wagons: &[RollingStockID],
     kind: RailWagonKind,
     lane: LaneID,
     dist: f32,
@@ -168,7 +168,7 @@ pub fn spawn_train(
     let mut followers: Vec<_> = leader
         .past
         .mk_followers(
-            wagons_loco_dists_lengths(&wagons)
+            wagons_loco_dists_lengths(wagons)
                 .flat_map(|(dist, length)| [dist + length * 0.1, dist + length * 0.9]),
         )
         .collect();