diff --git a/bffhd/actors/mod.rs b/bffhd/actors/mod.rs
index 64e3607..791b882 100644
--- a/bffhd/actors/mod.rs
+++ b/bffhd/actors/mod.rs
@@ -3,20 +3,20 @@ use crate::resources::state::State;
 use crate::{Config, ResourcesHandle};
 use async_compat::CompatExt;
 use executor::pool::Executor;
-use futures_signals::signal::{MutableSignalRef, ReadOnlyMutable, Signal};
+use futures_signals::signal::{Signal};
 use futures_util::future::BoxFuture;
 use rumqttc::{AsyncClient, ConnectionError, Event, Incoming, MqttOptions};
 use std::cell::Cell;
 use std::collections::HashMap;
 use std::future::Future;
-use std::ops::Deref;
+
 use std::pin::Pin;
-use std::sync::Mutex;
+
 use std::task::{Context, Poll};
 use std::time::Duration;
-use anyhow::Context as _;
+
 use once_cell::sync::Lazy;
-use rustls::{Certificate, RootCertStore};
+use rustls::{RootCertStore};
 use url::Url;
 use crate::actors::dummy::Dummy;
 use crate::actors::process::Process;
diff --git a/bffhd/authentication.rs b/bffhd/authentication.rs
index 1f2086a..531889c 100644
--- a/bffhd/authentication.rs
+++ b/bffhd/authentication.rs
@@ -1,11 +1,11 @@
-use crate::users::db::UserDB;
+
 use crate::users::Users;
-use rsasl::error::{SASLError, SessionError};
+use rsasl::error::{SessionError};
 use rsasl::mechname::Mechname;
 use rsasl::property::{AuthId, Password};
 use rsasl::session::{Session, SessionData};
 use rsasl::validate::{validations, Validation};
-use rsasl::{Property, SASL};
+use rsasl::{SASL};
 use std::sync::Arc;
 
 struct Callback {
@@ -21,7 +21,7 @@ impl rsasl::callback::Callback for Callback {
         &self,
         session: &mut SessionData,
         validation: Validation,
-        mechanism: &Mechname,
+        _mechanism: &Mechname,
     ) -> Result<(), SessionError> {
         match validation {
             validations::SIMPLE => {
@@ -38,7 +38,7 @@ impl rsasl::callback::Callback for Callback {
 
                 if user
                     .check_password(passwd.as_bytes())
-                    .map_err(|e| SessionError::AuthenticationFailure)?
+                    .map_err(|_e| SessionError::AuthenticationFailure)?
                 {
                     Ok(())
                 } else {
diff --git a/bffhd/authorization/mod.rs b/bffhd/authorization/mod.rs
index 91bc1ae..7a41eb0 100644
--- a/bffhd/authorization/mod.rs
+++ b/bffhd/authorization/mod.rs
@@ -1,8 +1,8 @@
-use std::sync::Arc;
-use crate::authorization::permissions::Permission;
-use crate::authorization::roles::{Role, Roles};
+
+
+use crate::authorization::roles::{Roles};
 use crate::Users;
-use crate::users::UserRef;
+
 
 pub mod permissions;
 pub mod roles;
diff --git a/bffhd/capnp/authenticationsystem.rs b/bffhd/capnp/authenticationsystem.rs
index a4ee83b..4a6c2d9 100644
--- a/bffhd/capnp/authenticationsystem.rs
+++ b/bffhd/capnp/authenticationsystem.rs
@@ -2,10 +2,10 @@ use capnp::capability::Promise;
 use capnp::Error;
 use capnp_rpc::pry;
 use rsasl::property::AuthId;
-use rsasl::session::{Session, Step, StepResult};
+use rsasl::session::{Session, Step};
 use std::io::Cursor;
 
-use crate::authorization::AuthorizationHandle;
+
 use crate::capnp::session::APISession;
 use crate::session::SessionManager;
 use api::authenticationsystem_capnp::authentication::{
diff --git a/bffhd/capnp/connection.rs b/bffhd/capnp/connection.rs
index 718e24d..9902b56 100644
--- a/bffhd/capnp/connection.rs
+++ b/bffhd/capnp/connection.rs
@@ -53,7 +53,7 @@ impl bootstrap::Server for BootCap {
 
     fn mechanisms(
         &mut self,
-        params: bootstrap::MechanismsParams,
+        _params: bootstrap::MechanismsParams,
         mut result: bootstrap::MechanismsResults,
     ) -> Promise<(), ::capnp::Error> {
         let span = tracing::trace_span!("mechanisms", peer_addr=%self.peer_addr);
@@ -61,7 +61,7 @@ impl bootstrap::Server for BootCap {
 
         tracing::trace!("mechanisms");
 
-        let mut builder = result.get();
+        let builder = result.get();
         let mechs: Vec<_> = self.authentication.list_available_mechs()
             .into_iter()
             .map(|m| m.as_str())
diff --git a/bffhd/capnp/machine.rs b/bffhd/capnp/machine.rs
index 3aed94a..4eb8573 100644
--- a/bffhd/capnp/machine.rs
+++ b/bffhd/capnp/machine.rs
@@ -1,4 +1,4 @@
-use crate::resources::modules::fabaccess::{MachineState, Status};
+use crate::resources::modules::fabaccess::{Status};
 use crate::resources::Resource;
 use crate::session::SessionHandle;
 use api::machine_capnp::machine::{
@@ -17,7 +17,7 @@ pub struct Machine {
 
 impl Machine {
     /// Builds a machine into the given builder. Re
-    pub fn build(session: SessionHandle, resource: Resource, builder: Builder) {
+    pub fn build(session: SessionHandle, resource: Resource, _builder: Builder) {
         if resource.visible(&session) {}
     }
 }
@@ -178,7 +178,7 @@ impl ManageServer for Machine {
         _: manage::ForceFreeResults,
     ) -> Promise<(), ::capnp::Error> {
         let resource = self.resource.clone();
-        let session = self.session.clone();
+        let _session = self.session.clone();
         Promise::from_future(async move {
             resource.force_set(Status::Free).await;
             Ok(())
@@ -213,7 +213,7 @@ impl ManageServer for Machine {
         _: manage::DisabledParams,
         _: manage::DisabledResults,
     ) -> Promise<(), ::capnp::Error> {
-        let mut resource = self.resource.clone();
+        let resource = self.resource.clone();
         Promise::from_future(async move {
             resource.force_set(Status::Disabled).await;
             Ok(())
diff --git a/bffhd/capnp/machinesystem.rs b/bffhd/capnp/machinesystem.rs
index e868b79..a666fd5 100644
--- a/bffhd/capnp/machinesystem.rs
+++ b/bffhd/capnp/machinesystem.rs
@@ -1,4 +1,4 @@
-use crate::authorization::AuthorizationHandle;
+
 use crate::session::SessionHandle;
 use api::machinesystem_capnp::machine_system::{
     info, InfoParams, InfoResults, Server as MachineSystem,
@@ -45,7 +45,7 @@ impl info::Server for Machines {
         let mut builder = result.get().init_machine_list(machine_list.len() as u32);
         for (i, m) in machine_list {
             let resource = m.clone();
-            let mut mbuilder = builder.reborrow().get(i as u32);
+            let mbuilder = builder.reborrow().get(i as u32);
             Machine::build(self.session.clone(), resource, mbuilder);
         }
 
@@ -61,7 +61,7 @@ impl info::Server for Machines {
         let id = pry!(params.get_id());
 
         if let Some(resource) = self.resources.get_by_id(id) {
-            let mut builder = result.get();
+            let builder = result.get();
             Machine::build(self.session.clone(), resource.clone(), builder);
         }
 
@@ -77,7 +77,7 @@ impl info::Server for Machines {
         let urn = pry!(params.get_urn());
 
         if let Some(resource) = self.resources.get_by_urn(urn) {
-            let mut builder = result.get();
+            let builder = result.get();
             Machine::build(self.session.clone(), resource.clone(), builder);
         }
 
diff --git a/bffhd/capnp/mod.rs b/bffhd/capnp/mod.rs
index f483b2f..92a04ca 100644
--- a/bffhd/capnp/mod.rs
+++ b/bffhd/capnp/mod.rs
@@ -1,9 +1,9 @@
 use crate::config::Listen;
-use crate::{Diflouroborane, TlsConfig};
-use anyhow::Context;
+
+
 use async_net::TcpListener;
-use capnp::capability::Promise;
-use capnp::Error;
+
+
 use capnp_rpc::rpc_twoparty_capnp::Side;
 use capnp_rpc::twoparty::VatNetwork;
 use capnp_rpc::RpcSystem;
@@ -12,17 +12,17 @@ use futures_rustls::server::TlsStream;
 use futures_rustls::TlsAcceptor;
 use futures_util::stream::FuturesUnordered;
 use futures_util::{stream, AsyncRead, AsyncWrite, FutureExt, StreamExt};
-use std::fs::File;
+
 use std::future::Future;
 use std::io;
-use std::io::BufReader;
-use std::net::SocketAddr;
-use std::sync::Arc;
-use nix::sys::socket::SockAddr;
-use crate::authentication::AuthenticationHandle;
-use crate::authorization::AuthorizationHandle;
 
-use crate::error::Result;
+use std::net::SocketAddr;
+
+
+use crate::authentication::AuthenticationHandle;
+
+
+
 use crate::session::SessionManager;
 
 mod authenticationsystem;
@@ -69,7 +69,7 @@ impl APIServer {
         let span = tracing::info_span!("binding API listen sockets");
         let _guard = span.enter();
 
-        let mut sockets = FuturesUnordered::new();
+        let sockets = FuturesUnordered::new();
 
         listens
             .into_iter()
diff --git a/bffhd/capnp/permissionsystem.rs b/bffhd/capnp/permissionsystem.rs
index cf7f803..5a65448 100644
--- a/bffhd/capnp/permissionsystem.rs
+++ b/bffhd/capnp/permissionsystem.rs
@@ -1,11 +1,11 @@
 use api::permissionsystem_capnp::permission_system::Server as PermissionSystem;
-use crate::authorization::AuthorizationHandle;
+
 use crate::session::SessionHandle;
 
 pub struct Permissions;
 
 impl Permissions {
-    pub fn new(session: SessionHandle) -> Self {
+    pub fn new(_session: SessionHandle) -> Self {
         Self
     }
 }
diff --git a/bffhd/capnp/session.rs b/bffhd/capnp/session.rs
index c02ec9e..7d2f1eb 100644
--- a/bffhd/capnp/session.rs
+++ b/bffhd/capnp/session.rs
@@ -1,11 +1,11 @@
 use api::authenticationsystem_capnp::response::successful::Builder;
-use capnp::capability::Promise;
-use crate::authorization::AuthorizationHandle;
+
+
 use crate::capnp::machinesystem::Machines;
 use crate::capnp::permissionsystem::Permissions;
 use crate::capnp::user_system::Users;
-use crate::session::{SessionHandle, SessionManager};
-use crate::users::UserRef;
+use crate::session::{SessionHandle};
+
 
 #[derive(Debug, Clone)]
 pub struct APISession;
@@ -15,7 +15,7 @@ impl APISession {
         Self
     }
 
-    pub fn build(session: SessionHandle, mut builder: Builder) {
+    pub fn build(session: SessionHandle, builder: Builder) {
         let mut builder = builder.init_session();
         builder.set_machine_system(capnp_rpc::new_client(Machines::new(session.clone())));
         builder.set_user_system(capnp_rpc::new_client(Users::new(session.clone())));
diff --git a/bffhd/capnp/user.rs b/bffhd/capnp/user.rs
index 3ce5f3e..701eb21 100644
--- a/bffhd/capnp/user.rs
+++ b/bffhd/capnp/user.rs
@@ -1,4 +1,4 @@
-use api::permissionsystem_capnp::permission_system::Server as PermissionSystem;
+
 use api::user_capnp::user::{
     info,
     manage,
diff --git a/bffhd/capnp/user_system.rs b/bffhd/capnp/user_system.rs
index ffce3b8..0ed628c 100644
--- a/bffhd/capnp/user_system.rs
+++ b/bffhd/capnp/user_system.rs
@@ -1,13 +1,11 @@
-use capnp::capability::Promise;
-use capnp::Error;
-use capnp_rpc::pry;
+
+
+
 
 use api::usersystem_capnp::user_system::{
-    Server as UserSystem,
-    info, info::Server as InfoServer,
-    manage, manage::Server as ManageServer,
+    Server as UserSystem, info::Server as InfoServer, manage::Server as ManageServer,
 };
-use crate::authorization::AuthorizationHandle;
+
 use crate::session::SessionHandle;
 
 #[derive(Clone)]
diff --git a/bffhd/config.rs b/bffhd/config.rs
index 602a9a2..fea704c 100644
--- a/bffhd/config.rs
+++ b/bffhd/config.rs
@@ -2,13 +2,13 @@ use std::default::Default;
 use std::path::{Path, PathBuf};
 use std::collections::HashMap;
 
-use serde::{Serialize, Deserialize, Deserializer, Serializer};
+use serde::{Serialize, Deserialize};
 
 use std::fmt::Formatter;
-use std::net::{SocketAddr, IpAddr, ToSocketAddrs};
-use std::str::FromStr;
-use serde::de::Error;
-use crate::authorization::permissions::{PermRule, PrivilegesBuf};
+use std::net::{ToSocketAddrs};
+
+
+use crate::authorization::permissions::{PrivilegesBuf};
 use crate::authorization::roles::Role;
 
 type Result<T> = std::result::Result<T, serde_dhall::Error>;
@@ -153,7 +153,7 @@ impl Default for Config {
     fn default() -> Self {
         let mut actors: HashMap::<String, ModuleConfig> = HashMap::new();
         let mut initiators: HashMap::<String, ModuleConfig> = HashMap::new();
-        let mut machines = HashMap::new();
+        let machines = HashMap::new();
 
         actors.insert("Actor".to_string(), ModuleConfig {
             module: "Shelly".to_string(),
diff --git a/bffhd/db/index.rs b/bffhd/db/index.rs
index 117c954..a2516b8 100644
--- a/bffhd/db/index.rs
+++ b/bffhd/db/index.rs
@@ -1,13 +1,13 @@
-use std::{fs, io};
+use std::{fs};
 use std::collections::HashMap;
 use std::fmt::{Debug, Display, Formatter};
 use std::io::Write;
 use std::path::Path;
 use std::sync::atomic::{AtomicU64, Ordering};
-use std::sync::{Mutex, RwLock};
+use std::sync::{RwLock};
 use anyhow::Context;
-use lmdb::Environment;
-use rkyv::{Archive, Serialize, Deserialize, AlignedVec, Archived, with::Lock, Infallible, Fallible, ArchiveUnsized, SerializeUnsized};
+
+use rkyv::{Archive, Serialize, Deserialize, AlignedVec, Archived, with::Lock, Fallible};
 use rkyv::de::deserializers::SharedDeserializeMap;
 use rkyv::ser::Serializer;
 use rkyv::ser::serializers::{AlignedSerializer, AllocScratch, AllocScratchError, AllocSerializer, CompositeSerializer, CompositeSerializerError, FallbackScratch, HeapScratch, ScratchTracker, SharedSerializeMap, SharedSerializeMapError};
@@ -131,7 +131,7 @@ impl<I> DbIndexManager<I>
         let mut serializer = Ser::default();
         tracing::trace!(?serializer, "serializing db index");
         let root = serializer.serialize_value(self).context("serializing database index failed")?;
-        let (s, c, h) = serializer.0.into_components();
+        let (s, c, _h) = serializer.0.into_components();
         let v = s.into_inner();
         tracing::trace!(%root,
             len = v.len(),
diff --git a/bffhd/db/mod.rs b/bffhd/db/mod.rs
index 7be546c..b610639 100644
--- a/bffhd/db/mod.rs
+++ b/bffhd/db/mod.rs
@@ -12,7 +12,7 @@ pub use lmdb::{
     RwTransaction,
 };
 
-use rkyv::{Fallible, Serialize, ser::serializers::AllocSerializer, AlignedVec, Archived};
+use rkyv::{Fallible, Serialize, ser::serializers::AllocSerializer, AlignedVec};
 
 mod raw;
 pub use raw::RawDB;
@@ -40,18 +40,18 @@ pub use fix::LMDBorrow;
 use lmdb::Error;
 use rkyv::Deserialize;
 use rkyv::ser::serializers::AlignedSerializer;
-use std::sync::Arc;
-use std::path::Path;
-use crate::users::db::{User, UserDB};
+
+
+use crate::users::db::{User};
 use std::collections::HashMap;
 use std::fmt::{Display, Formatter};
 use rkyv::Infallible;
-use crate::resources::state::{State, db::StateDB};
+use crate::resources::state::{State};
 use std::iter::FromIterator;
 use std::ops::Deref;
 use crate::resources::search::ResourcesHandle;
-use crate::utils::oid::{ArchivedObjectIdentifier, ObjectIdentifier};
-use crate::resources::state::value::SerializeValue;
+
+
 use crate::Users;
 
 #[derive(Debug)]
diff --git a/bffhd/initiators/mod.rs b/bffhd/initiators/mod.rs
index 2ddbe08..269e8ac 100644
--- a/bffhd/initiators/mod.rs
+++ b/bffhd/initiators/mod.rs
@@ -148,7 +148,7 @@ impl<S: Signal<Item=ResourceSink> + Unpin, I: Initiator + Unpin> Future for Init
                         // TODO: Log initiator error here
                     }
                 }
-            } else if let Some(ref mut resource) = self.resource {
+            } else if let Some(ref mut _resource) = self.resource {
                 let mut s = self.update_sink.clone();
                 let f = self.initiator.run(&mut s);
                 self.initiator_future.replace(f);
diff --git a/bffhd/lib.rs b/bffhd/lib.rs
index e78d223..05c0136 100644
--- a/bffhd/lib.rs
+++ b/bffhd/lib.rs
@@ -39,24 +39,24 @@ mod logging;
 mod audit;
 mod session;
 
-use std::collections::HashMap;
-use std::fs::File;
-use std::io::BufReader;
-use std::path::Path;
-use std::sync::{Arc, Mutex};
-use std::time::Duration;
+
+
+
+
+use std::sync::{Arc};
+
 use anyhow::Context;
-use futures_rustls::TlsAcceptor;
+
 use futures_util::StreamExt;
 use once_cell::sync::OnceCell;
-use rustls::{Certificate, KeyLogFile, PrivateKey, ServerConfig};
-use rustls::server::NoClientAuth;
+
+
 use signal_hook::consts::signal::*;
 use executor::pool::Executor;
 use crate::authentication::AuthenticationHandle;
 use crate::authorization::roles::Roles;
 use crate::capnp::APIServer;
-use crate::config::{Config, TlsListen};
+use crate::config::{Config};
 use crate::resources::modules::fabaccess::MachineState;
 use crate::resources::Resource;
 use crate::resources::search::ResourcesHandle;
@@ -121,7 +121,7 @@ impl Diflouroborane {
         let sessionmanager = SessionManager::new(self.users.clone(), self.roles.clone());
         let authentication = AuthenticationHandle::new(self.users.clone());
 
-        let mut apiserver = self.executor.run(APIServer::bind(self.executor.clone(), &self.config.listens, acceptor, sessionmanager, authentication))?;
+        let apiserver = self.executor.run(APIServer::bind(self.executor.clone(), &self.config.listens, acceptor, sessionmanager, authentication))?;
 
         let (mut tx, rx) = async_oneshot::oneshot();
 
diff --git a/bffhd/logging.rs b/bffhd/logging.rs
index a008240..eb4852c 100644
--- a/bffhd/logging.rs
+++ b/bffhd/logging.rs
@@ -1,8 +1,8 @@
-use tracing_subscriber::{EnvFilter, fmt};
+use tracing_subscriber::{EnvFilter};
 use crate::Config;
 
 pub fn init(config: &Config) {
-    let mut builder = tracing_subscriber::fmt()
+    let builder = tracing_subscriber::fmt()
         .with_env_filter(EnvFilter::from_default_env());
     let format = config.log_format.to_lowercase();
     match format.as_str() {
diff --git a/bffhd/resources/db.rs b/bffhd/resources/db.rs
index 8010175..be5adfc 100644
--- a/bffhd/resources/db.rs
+++ b/bffhd/resources/db.rs
@@ -1,12 +1,12 @@
 use rkyv::{Archive, Serialize, Deserialize};
 
-use crate::db::DB;
-use crate::db::{AlignedAdapter, AllocAdapter};
-use crate::db::RawDB;
-use std::sync::Arc;
-use crate::db::{Environment, DatabaseFlags};
-use crate::db::Result;
-use crate::resources::state::db::StateDB;
+
+
+
+
+
+
+
 
 #[derive(Clone, Debug, PartialEq, Eq)]
 #[derive(Archive, Serialize, Deserialize)]
diff --git a/bffhd/resources/mod.rs b/bffhd/resources/mod.rs
index 79c6ed5..91ae695 100644
--- a/bffhd/resources/mod.rs
+++ b/bffhd/resources/mod.rs
@@ -1,4 +1,4 @@
-use std::ops::Deref;
+
 use std::sync::Arc;
 use futures_signals::signal::{Mutable, Signal, SignalExt};
 use lmdb::RoTransaction;
diff --git a/bffhd/resources/modules/fabaccess.rs b/bffhd/resources/modules/fabaccess.rs
index adeef2c..8912c85 100644
--- a/bffhd/resources/modules/fabaccess.rs
+++ b/bffhd/resources/modules/fabaccess.rs
@@ -1,14 +1,14 @@
-use std::ops::Deref;
+
 use crate::utils::oid::ObjectIdentifier;
 use once_cell::sync::Lazy;
-use rkyv::{Archive, Archived, Deserialize, Serialize, Infallible};
-use rkyv_dyn::{DynError, DynSerializer};
+use rkyv::{Archive, Archived, Deserialize, Infallible};
+
 use std::str::FromStr;
 
 use crate::oidvalue;
 use crate::resources::state::{State};
-use crate::resources::state::value::Value;
-use crate::session::SessionHandle;
+
+
 use crate::users::UserRef;
 
 /// Status of a Machine
@@ -66,7 +66,7 @@ impl MachineState {
     }
 
     pub fn from(dbstate: &Archived<State>) -> Self {
-        use std::any::TypeId;
+        
         let state: &Archived<MachineState> = &dbstate.inner;
         Deserialize::deserialize(state, &mut Infallible).unwrap()
     }
diff --git a/bffhd/resources/state/mod.rs b/bffhd/resources/state/mod.rs
index 69e02a3..8859169 100644
--- a/bffhd/resources/state/mod.rs
+++ b/bffhd/resources/state/mod.rs
@@ -1,8 +1,6 @@
 use std::{
-    collections::hash_map::DefaultHasher,
     fmt,
     hash::{
-        Hash,
         Hasher
     },
 };
@@ -11,7 +9,6 @@ use std::ops::Deref;
 
 use rkyv::{
     Archive,
-    Archived,
     Deserialize,
     out_field,
     Serialize,
@@ -20,12 +17,12 @@ use serde::de::{Error, MapAccess, Unexpected};
 use serde::Deserializer;
 use serde::ser::SerializeMap;
 
-use value::{RegisteredImpl, SerializeValue};
+
 use crate::MachineState;
 use crate::resources::modules::fabaccess::OID_VALUE;
 
 use crate::utils::oid::ObjectIdentifier;
-use crate::resources::state::value::{DynOwnedVal, DynVal, TypeOid, Value};
+
 
 pub mod value;
 pub mod db;
diff --git a/bffhd/resources/state/value.rs b/bffhd/resources/state/value.rs
index 0367f2c..53c913e 100644
--- a/bffhd/resources/state/value.rs
+++ b/bffhd/resources/state/value.rs
@@ -6,7 +6,7 @@ use rkyv::{
     DeserializeUnsized, Fallible, Serialize, SerializeUnsized,
 };
 use rkyv_dyn::{DynDeserializer, DynError, DynSerializer};
-use rkyv_typename::TypeName;
+
 
 use crate::utils::oid::ObjectIdentifier;
 use inventory;
@@ -544,7 +544,7 @@ pub mod macros {
         };
     }
 }
-use macros::*;
+
 
 lazy_static::lazy_static! {
     pub static ref OID_BOOL: ObjectIdentifier = {
diff --git a/bffhd/session/mod.rs b/bffhd/session/mod.rs
index 4e0ccfb..84635df 100644
--- a/bffhd/session/mod.rs
+++ b/bffhd/session/mod.rs
@@ -1,9 +1,9 @@
-use std::path::PathBuf;
-use std::sync::Arc;
-use anyhow::Context;
-use lmdb::Environment;
+
+
+
+
 use once_cell::sync::OnceCell;
-use crate::authorization::roles::{Role, Roles};
+use crate::authorization::roles::{Roles};
 use crate::resources::Resource;
 use crate::session::db::SessionCache;
 use crate::Users;
diff --git a/bffhd/tls.rs b/bffhd/tls.rs
index c8455d1..9f46bab 100644
--- a/bffhd/tls.rs
+++ b/bffhd/tls.rs
@@ -3,13 +3,13 @@ use std::io;
 use std::io::BufReader;
 use std::path::Path;
 use std::sync::Arc;
-use anyhow::anyhow;
+
 use futures_rustls::TlsAcceptor;
 use rustls::{Certificate, PrivateKey, ServerConfig, SupportedCipherSuite};
 use rustls::version::{TLS12, TLS13};
-use tracing::{Level, Span};
+use tracing::{Level};
 use crate::config;
-use crate::config::Listen;
+
 use crate::keylog::KeyLogFile;
 
 fn lookup_cipher_suite(name: &str) -> Option<SupportedCipherSuite> {
@@ -84,11 +84,11 @@ impl TlsConfig {
             }
         };
 
-        let mut tls_builder = ServerConfig::builder()
+        let tls_builder = ServerConfig::builder()
             .with_safe_default_cipher_suites()
             .with_safe_default_kx_groups();
 
-        let mut tls_builder = if let Some(ref min) = config.tls_min_version {
+        let tls_builder = if let Some(ref min) = config.tls_min_version {
             match min.as_str() {
                 "tls12" => tls_builder.with_protocol_versions(&[&TLS12]),
                 "tls13" => tls_builder.with_protocol_versions(&[&TLS13]),
diff --git a/bffhd/users/db.rs b/bffhd/users/db.rs
index 18ecda9..f852c31 100644
--- a/bffhd/users/db.rs
+++ b/bffhd/users/db.rs
@@ -1,8 +1,8 @@
 use crate::db::{AllocAdapter, Environment, RawDB, Result, DB};
 use crate::db::{DatabaseFlags, LMDBorrow, RoTransaction, WriteFlags};
-use lmdb::{RwTransaction, Transaction};
-use std::collections::{HashMap, HashSet};
-use std::path::Path;
+use lmdb::{Transaction};
+use std::collections::{HashMap};
+
 use std::sync::Arc;
 use anyhow::Context;
 
diff --git a/bffhd/users/mod.rs b/bffhd/users/mod.rs
index 2a4639e..efc3bbb 100644
--- a/bffhd/users/mod.rs
+++ b/bffhd/users/mod.rs
@@ -25,8 +25,8 @@ use std::sync::Arc;
 
 pub mod db;
 
-use crate::authorization::roles::Role;
-use crate::db::LMDBorrow;
+
+
 use crate::users::db::UserData;
 use crate::UserDB;
 
@@ -93,7 +93,7 @@ impl Users {
 
     pub fn load_file<P: AsRef<Path>>(&self, path: P) -> anyhow::Result<()> {
         let f = std::fs::read(path)?;
-        let mut map: HashMap<String, UserData> = toml::from_slice(&f)?;
+        let map: HashMap<String, UserData> = toml::from_slice(&f)?;
 
         for (uid, mut userdata) in map {
             userdata.passwd = userdata.passwd.map(|pw| {
diff --git a/bffhd/utils/l10nstring.rs b/bffhd/utils/l10nstring.rs
index ccadc9f..60f53a5 100644
--- a/bffhd/utils/l10nstring.rs
+++ b/bffhd/utils/l10nstring.rs
@@ -1,7 +1,7 @@
 use std::collections::HashMap;
-use capnp::capability::Promise;
-use capnp::Error;
-use capnp_rpc::pry;
+
+
+
 use once_cell::sync::Lazy;
 
 struct Locales {
diff --git a/bin/bffhd/main.rs b/bin/bffhd/main.rs
index 9905aa0..b33856c 100644
--- a/bin/bffhd/main.rs
+++ b/bin/bffhd/main.rs
@@ -1,15 +1,15 @@
 use clap::{Arg, Command};
 use diflouroborane::db::Dump;
-use diflouroborane::{config, Diflouroborane, error::Error};
-use std::net::ToSocketAddrs;
-use std::os::unix::prelude::AsRawFd;
+use diflouroborane::{config, Diflouroborane};
+
+
 use std::str::FromStr;
 use std::{env, io, io::Write, path::PathBuf};
-use std::sync::Arc;
-use anyhow::Context;
-use lmdb::{Environment, EnvironmentFlags};
+
+
+
 use nix::NixPath;
-use diflouroborane::users::Users;
+
 
 fn main() -> anyhow::Result<()> {
     // Argument parsing