diff --git a/src/simulation/state.rs b/src/simulation/state.rs
index e05f88e..ad6aefa 100644
--- a/src/simulation/state.rs
+++ b/src/simulation/state.rs
@@ -1,4 +1,4 @@
-use lox_cli::{networking::*, *};
+use lox_cli::networking::*;
 use lox_library::IssuerPubKey;
 use std::collections::HashMap;
 use x25519_dalek::PublicKey;
diff --git a/src/simulation/user.rs b/src/simulation/user.rs
index 92c8574..1447205 100644
--- a/src/simulation/user.rs
+++ b/src/simulation/user.rs
@@ -6,10 +6,7 @@ use crate::{
 };
 use lox_cli::{networking::*, *};
 use lox_library::{
-    bridge_table::{BridgeLine, MAX_BRIDGES_PER_BUCKET},
-    cred::{Invitation, Lox},
-    proto::check_blockage::MIN_TRUST_LEVEL,
-    scalar_u32, IssuerPubKey,
+    bridge_table::BridgeLine, cred::Lox, proto::check_blockage::MIN_TRUST_LEVEL, scalar_u32,
 };
 use rand::Rng;
 
@@ -32,12 +29,13 @@ pub struct User {
 
 impl User {
     pub async fn new(state: &State) -> Self {
-        let (cred, bl) = get_lox_credential(
+        let cred = get_lox_credential(
             &state.net,
             &get_open_invitation(&state.net).await,
             get_lox_pub(&state.la_pubkeys),
         )
-        .await;
+        .await
+        .0;
 
         // Probabilistically decide whether this user cooperates with a censor
         let mut rng = rand::thread_rng();
@@ -53,7 +51,7 @@ impl User {
         let cc = {
             let mut cc = String::default();
             for (country, prob) in &state.probs_user_in_country {
-                let mut prob = *prob;
+                let prob = *prob;
                 if prob < num {
                     cc = country.to_string();
                     break;
@@ -86,13 +84,14 @@ impl User {
         )
         .await;
         self.primary_cred = new_cred;
-        let (friend_cred, bucket) = redeem_invite(
+        let friend_cred = redeem_invite(
             &state.net,
             &invite,
             get_lox_pub(&state.la_pubkeys),
             get_invitation_pub(&state.la_pubkeys),
         )
-        .await;
+        .await
+        .0;
 
         // Probabilistically decide whether this user cooperates with a censor
         // We do not influence this by the inviting friend's status. Anyone
@@ -205,12 +204,13 @@ impl User {
                 std::mem::replace(&mut self.secondary_cred, None)
             } else {
                 // Get new credential
-                let (cred, bl) = get_lox_credential(
+                let cred = get_lox_credential(
                     &state.net,
                     &get_open_invitation(&state.net).await,
                     get_lox_pub(&state.la_pubkeys),
                 )
-                .await;
+                .await
+                .0;
                 Some(cred)
             }
         } else {
@@ -320,7 +320,7 @@ impl User {
         // Invite friends if applicable
         let invitations = scalar_u32(&self.primary_cred.invites_remaining).unwrap();
         let mut new_friends = Vec::<User>::new();
-        for i in 0..invitations {
+        for _i in 0..invitations {
             let mut rng = rand::thread_rng();
             let num: f64 = rng.gen_range(0.0..1.0);
             if num < state.prob_user_invites_friend {