diff --git a/crates/core/Cargo.toml b/crates/core/Cargo.toml
index c337bda89..bf95ee7c6 100644
--- a/crates/core/Cargo.toml
+++ b/crates/core/Cargo.toml
@@ -2,7 +2,7 @@
 name = "freenet"
 version = "0.0.7"
 edition = "2021"
-rust-version = "1.71.1"
+rust-version = "1.80"
 publish = true
 description = "Freenet core software"
 license = "MIT OR Apache-2.0"
diff --git a/crates/core/src/client_events.rs b/crates/core/src/client_events.rs
index 9b302189f..674995f01 100644
--- a/crates/core/src/client_events.rs
+++ b/crates/core/src/client_events.rs
@@ -360,7 +360,11 @@ pub(crate) mod test {
             async move {
                 loop {
                     let message = {
-                        let mut lock = ws_client_clone.lock().await;
+                        let mut lock = ws_client_clone.try_lock().inspect_err(|_| {
+                            tracing::error!(peer = %self.id, "failed to lock ws client");
+                        }).inspect(|_| {
+                            tracing::debug!(peer = %self.id, "locked ws client");
+                        }).unwrap();
                         lock.next().await
                     };
 
diff --git a/crates/core/src/config.rs b/crates/core/src/config.rs
index 2fd5872a8..7f90315e5 100644
--- a/crates/core/src/config.rs
+++ b/crates/core/src/config.rs
@@ -190,9 +190,8 @@ impl ConfigArgs {
             if self.config_paths.data_dir.is_none() {
                 self.config_paths.data_dir = Some(data);
             }
-            Self::read_config(&config)?.map(|cfg| {
+            Self::read_config(&config)?.inspect(|_| {
                 tracing::info!("Found configuration file in default directory");
-                cfg
             })
         };
 
diff --git a/crates/core/src/contract/executor.rs b/crates/core/src/contract/executor.rs
index 37214b4e0..36109e38c 100644
--- a/crates/core/src/contract/executor.rs
+++ b/crates/core/src/contract/executor.rs
@@ -231,9 +231,8 @@ impl ExecutorToEventLoopChannel<ExecutorHalve> {
     {
         let op = message.initiate_op(&self.op_manager);
         let tx = *op.id();
-        self.end.waiting_for_op_tx.send(tx).await.map_err(|e| {
+        self.end.waiting_for_op_tx.send(tx).await.inspect_err(|_| {
             tracing::debug!("failed to send request to executor, channel closed");
-            e
         })?;
         <T as ComposeNetworkMessage<Op>>::resume_op(op, &self.op_manager)
             .await
diff --git a/crates/core/src/node/network_bridge/handshake.rs b/crates/core/src/node/network_bridge/handshake.rs
index f8ab6eb5c..70a11e347 100644
--- a/crates/core/src/node/network_bridge/handshake.rs
+++ b/crates/core/src/node/network_bridge/handshake.rs
@@ -1786,8 +1786,6 @@ mod tests {
         };
 
         let peer_inbound = async {
-            let mut conn_count = 0;
-
             let event =
                 tokio::time::timeout(Duration::from_secs(1), handler.wait_for_events()).await??;
             let _conn = match event {
diff --git a/crates/core/src/node/testing_impl.rs b/crates/core/src/node/testing_impl.rs
index fa9a342d2..be8c9ad81 100644
--- a/crates/core/src/node/testing_impl.rs
+++ b/crates/core/src/node/testing_impl.rs
@@ -11,7 +11,7 @@ use either::Either;
 use freenet_stdlib::prelude::*;
 use futures::Future;
 use rand::seq::SliceRandom;
-use tokio::sync::{mpsc, watch};
+use tokio::sync::{broadcast, mpsc, watch};
 use tracing::{info, Instrument};
 
 #[cfg(feature = "trace-ot")]
@@ -205,6 +205,19 @@ impl EventSender for watch::Sender<(EventId, TransportPublicKey)> {
     }
 }
 
+impl EventSender for broadcast::Sender<(EventId, TransportPublicKey)> {
+    fn send(
+        &self,
+        _cx: &mut std::task::Context<'_>,
+        value: (EventId, TransportPublicKey),
+    ) -> std::task::Poll<Result<(), ()>> {
+        match self.send(value) {
+            Ok(_) => std::task::Poll::Ready(Ok(())),
+            Err(_) => std::task::Poll::Ready(Err(())),
+        }
+    }
+}
+
 impl<S: EventSender> futures::stream::Stream for EventChain<S> {
     type Item = EventId;
 
diff --git a/crates/core/src/tracing/aof.rs b/crates/core/src/tracing/aof.rs
index b4f6c4e0a..b23647895 100644
--- a/crates/core/src/tracing/aof.rs
+++ b/crates/core/src/tracing/aof.rs
@@ -339,9 +339,8 @@ impl LogFile {
         let deserialized_records = tokio::task::spawn_blocking(move || {
             let mut filtered = vec![];
             for buf in records {
-                let record: NetLogMessage = bincode::deserialize(&buf).map_err(|e| {
+                let record: NetLogMessage = bincode::deserialize(&buf).inspect_err(|_| {
                     tracing::error!(?buf, "deserialization error");
-                    e
                 })?;
                 // tracing::info!(?record);
                 if let EventKind::Route(outcome) = record.kind {
diff --git a/crates/core/src/transport/connection_handler.rs b/crates/core/src/transport/connection_handler.rs
index e190513c6..458d6cecc 100644
--- a/crates/core/src/transport/connection_handler.rs
+++ b/crates/core/src/transport/connection_handler.rs
@@ -1639,9 +1639,8 @@ mod test {
         }
         let mut test_no = 0;
         while let Some(result) = tests.next().await {
-            result?.map_err(|e| {
+            result?.inspect_err(|_| {
                 tracing::error!(%test_no, "error in test");
-                e
             })?;
             test_no += 1;
         }
diff --git a/crates/core/src/wasm_runtime/store.rs b/crates/core/src/wasm_runtime/store.rs
index 8b4ac21d0..4d161b29f 100644
--- a/crates/core/src/wasm_runtime/store.rs
+++ b/crates/core/src/wasm_runtime/store.rs
@@ -323,11 +323,10 @@ fn compact_index_file<S: StoreFsManagement>(key_file_path: &Path) -> std::io::Re
 
     // Read the original file and compact data into the temp file
     let mut original_reader = BufReader::new(original_file);
-    let mut temp_writer = SafeWriter::<S>::new(&temp_file_path, true).map_err(|e| {
+    let mut temp_writer = SafeWriter::<S>::new(&temp_file_path, true).inspect_err(|_| {
         if let Err(e) = fs::remove_file(&lock_file_path) {
             eprintln!("{}:{}: Failed to remove lock file: {e}", file!(), line!());
         }
-        e
     })?;
 
     let mut any_deleted = false; // Track if any deleted records were found
diff --git a/crates/fdev/src/testing/network.rs b/crates/fdev/src/testing/network.rs
index 8cf6b985c..ab4645d7f 100644
--- a/crates/fdev/src/testing/network.rs
+++ b/crates/fdev/src/testing/network.rs
@@ -308,6 +308,7 @@ async fn config_handler(
 }
 
 async fn ws_handler(ws: WebSocketUpgrade, supervisor: Arc<Supervisor>) -> axum::response::Response {
+    tracing::info!("WebSocket connection received");
     let on_upgrade = move |ws: WebSocket| async move {
         let cloned_supervisor = supervisor.clone();
         if let Err(error) = handle_socket(ws, cloned_supervisor).await {
@@ -370,8 +371,8 @@ async fn handle_outgoing_messages(
     supervisor: &Arc<Supervisor>,
     sender: &mut SplitSink<WebSocket, Message>,
 ) -> anyhow::Result<()> {
-    let mut event_rx = supervisor.event_rx.lock().await;
-    while let Some((event, peer_id)) = event_rx.recv().await {
+    let mut event_rx = supervisor.user_ev_controller.lock().await.subscribe();
+    while let Ok((event, peer_id)) = event_rx.recv().await {
         tracing::info!("Sending event {} to peer {}", event, peer_id);
         let serialized_msg: Vec<u8> = bincode::serialize(&(event, peer_id.clone()))
             .map_err(|e| anyhow!("Failed to serialize message: {}", e))?;
@@ -462,23 +463,21 @@ pub struct Supervisor {
     processes: Mutex<HashMap<TransportPublicKey, SubProcess>>,
     waiting_peers: Arc<Mutex<VecDeque<usize>>>,
     waiting_gateways: Arc<Mutex<VecDeque<usize>>>,
-    user_ev_controller: Arc<Mutex<tokio::sync::mpsc::Sender<(u32, TransportPublicKey)>>>,
-    event_rx: Arc<Mutex<tokio::sync::mpsc::Receiver<(u32, TransportPublicKey)>>>,
+    user_ev_controller: Mutex<tokio::sync::broadcast::Sender<(u32, TransportPublicKey)>>,
 }
 
 impl Supervisor {
     pub async fn new(network: &mut SimNetwork) -> Self {
         let peers = network.build_peers();
         let peers_config = Arc::new(Mutex::new(peers.into_iter().collect::<HashMap<_, _>>()));
-        let (user_ev_controller, event_rx) = tokio::sync::mpsc::channel(1);
+        let (user_ev_controller, _) = tokio::sync::broadcast::channel(1);
 
         Supervisor {
             peers_config,
             processes: Mutex::new(HashMap::new()),
             waiting_peers: Arc::new(Mutex::new(VecDeque::new())),
             waiting_gateways: Arc::new(Mutex::new(VecDeque::new())),
-            user_ev_controller: Arc::new(Mutex::new(user_ev_controller)),
-            event_rx: Arc::new(Mutex::new(event_rx)),
+            user_ev_controller: Mutex::new(user_ev_controller),
         }
     }
     async fn start_process(