CI: deny warnings in anvil

.github/workflows/ci.yml

@@ -94,6 +94,9 @@ jobs:
         - default
         - all
 
+    env:
+      RUSTFLAGS: "-D warnings"
+
     runs-on: ubuntu-latest
 
     steps:

anvil/src/input_handler.rs

@@ -8,25 +8,31 @@ use crate::AnvilState;
 
 use smithay::{
     backend::input::{
-        self, Device, DeviceCapability, Event, InputBackend, InputEvent, KeyState, KeyboardKeyEvent,
+        self, Event, InputBackend, InputEvent, KeyState, KeyboardKeyEvent, PointerAxisEvent,
-        PointerAxisEvent, PointerButtonEvent, ProximityState, TabletToolButtonEvent, TabletToolEvent,
+        PointerButtonEvent,
-        TabletToolProximityEvent, TabletToolTipEvent, TabletToolTipState,
     },
     reexports::wayland_server::protocol::wl_pointer,
-    utils::{Logical, Point},
     wayland::{
-        output::Mode,
         seat::{keysyms as xkb, AxisFrame, Keysym, ModifiersState},
-        tablet_manager::{TabletDescriptor, TabletSeatTrait},
         SERIAL_COUNTER as SCOUNTER,
     },
 };
 
 #[cfg(feature = "winit")]
-use smithay::backend::input::PointerMotionAbsoluteEvent;
+use smithay::{backend::input::PointerMotionAbsoluteEvent, wayland::output::Mode};
 
 #[cfg(feature = "udev")]
-use smithay::backend::{input::PointerMotionEvent, session::Session};
+use smithay::{
+    backend::{
+        input::{
+            Device, DeviceCapability, PointerMotionEvent, ProximityState, TabletToolButtonEvent,
+            TabletToolEvent, TabletToolProximityEvent, TabletToolTipEvent, TabletToolTipState,
+        },
+        session::Session,
+    },
+    utils::{Logical, Point},
+    wayland::tablet_manager::{TabletDescriptor, TabletSeatTrait},
+};
 
 impl<Backend> AnvilState<Backend> {
     fn keyboard_key_to_action<B: InputBackend>(&mut self, evt: B::KeyboardKeyEvent) -> KeyAction {

anvil/src/main.rs

@@ -1,4 +1,4 @@
-use slog::{crit, info, o, Drain};
+use slog::{crit, o, Drain};
 
 static POSSIBLE_BACKENDS: &[&str] = &[
     #[cfg(feature = "winit")]
@@ -21,12 +21,12 @@ fn main() {
     match arg.as_ref().map(|s| &s[..]) {
         #[cfg(feature = "winit")]
         Some("--winit") => {
-            info!(log, "Starting anvil with winit backend");
+            slog::info!(log, "Starting anvil with winit backend");
             anvil::winit::run_winit(log);
         }
         #[cfg(feature = "udev")]
         Some("--tty-udev") => {
-            info!(log, "Starting anvil on a tty using udev");
+            slog::info!(log, "Starting anvil on a tty using udev");
             anvil::udev::run_udev(log);
         }
         Some(other) => {