diff --git a/ethers-providers/src/call_raw.rs b/ethers-providers/src/call_raw.rs
index e0b95bad..24e19b76 100644
--- a/ethers-providers/src/call_raw.rs
+++ b/ethers-providers/src/call_raw.rs
@@ -495,10 +495,10 @@ pub mod spoof {
 #[cfg(test)]
 mod tests {
     use super::*;
-    use crate::{Http, Middleware, Provider};
+    use crate::{Http, Provider};
     use ethers_core::{
         types::TransactionRequest,
-        utils::{get_contract_address, keccak256, parse_ether, Anvil, Geth},
+        utils::{get_contract_address, keccak256, parse_ether, Geth},
     };
     use std::convert::TryFrom;
 
@@ -516,7 +516,7 @@ mod tests {
     }
 
     // Tests "roundtrip" serialization of calls: deserialize(serialize(call)) == call
-    fn test_encode<'a, P>(call: CallBuilder<'a, P>) {
+    fn test_encode<P>(call: CallBuilder<P>) {
         let input = call.unwrap().input;
         let ser = utils::serialize(&input).to_string();
         let de: CallInputOwned = serde_json::from_str(&ser).unwrap();
diff --git a/ethers-providers/src/pending_escalator.rs b/ethers-providers/src/pending_escalator.rs
index b813f986..3dca65fb 100644
--- a/ethers-providers/src/pending_escalator.rs
+++ b/ethers-providers/src/pending_escalator.rs
@@ -190,7 +190,7 @@ where
                 poll_broadcast_fut!(cx, this, fut);
             }
             Sleeping(delay) => {
-                let _ready = futures_util::ready!(delay.as_mut().poll(cx));
+                futures_util::ready!(delay.as_mut().poll(cx));
                 // if broadcast timer has elapsed and if we have a TX to
                 // broadcast, broadcast it
                 if this.last.elapsed() > *this.broadcast_interval {
diff --git a/ethers-providers/src/pending_transaction.rs b/ethers-providers/src/pending_transaction.rs
index 65549f20..40fbdc0e 100644
--- a/ethers-providers/src/pending_transaction.rs
+++ b/ethers-providers/src/pending_transaction.rs
@@ -172,7 +172,7 @@ impl<'a, P: JsonRpcClient> Future for PendingTransaction<'a, P> {
 
         match this.state {
             PendingTxState::InitialDelay(fut) => {
-                let _ready = futures_util::ready!(fut.as_mut().poll(ctx));
+                futures_util::ready!(fut.as_mut().poll(ctx));
                 tracing::debug!("Starting to poll pending tx {:?}", *this.tx_hash);
                 let fut = Box::pin(this.provider.get_transaction(*this.tx_hash));
                 rewake_with_new_state!(ctx, this, PendingTxState::GettingTx(fut));
diff --git a/ethers-providers/src/stream.rs b/ethers-providers/src/stream.rs
index 44bb39bf..0a0eb812 100644
--- a/ethers-providers/src/stream.rs
+++ b/ethers-providers/src/stream.rs
@@ -284,9 +284,13 @@ mod tests {
         let tx = TransactionRequest::new().from(accounts[0]).to(accounts[0]).value(1e18 as u64);
 
         let mut sending = futures_util::future::join_all(
-            std::iter::repeat(tx.clone()).take(num_txs).map(|tx| async {
-                provider.send_transaction(tx, None).await.unwrap().await.unwrap().unwrap()
-            }),
+            std::iter::repeat(tx.clone())
+                .take(num_txs)
+                .enumerate()
+                .map(|(nonce, tx)| tx.nonce(nonce))
+                .map(|tx| async {
+                    provider.send_transaction(tx, None).await.unwrap().await.unwrap().unwrap()
+                }),
         )
         .fuse();