--- a/rust/src/main.rs	Sat Jul 06 18:28:34 2019 +0800
+++ b/rust/src/main.rs	Thu Aug 22 23:59:50 2019 +0800
@@ -1,38 +1,7 @@
-#![feature(proc_macro, conservative_impl_trait, generators)]
-#![feature(await_macro, async_await, futures_api)]
-
-
-#[macro_use]
-extern crate tokio;
-#[macro_use]
-extern crate futures;
+#[macro_use] extern crate log;
+// riker has its own logging?
+//extern crate env_logger;
 
-#[macro_use]
-extern crate log;
-extern crate env_logger;
-extern crate rustc_serialize;
-extern crate time;
-extern crate serde_json;
-extern crate libc;
-extern crate atomicwrites;
-extern crate hyper;
-
-#[macro_use] 
-extern crate lazy_static;
-
-#[macro_use]
-extern crate serde_derive;
-extern crate serde;
-
-extern crate toml;
-
-extern crate docopt;
-
-use std::io;
-
-use tokio_core::reactor::   Core;
-use futures::{Stream,Sink,Future};
-use futures::sync::{mpsc};
 use sensor::Sensor;
 
 mod config;
@@ -122,6 +91,18 @@
     flag_nowait: bool,
 }
 
+fn handle_args() -> Args {
+    let args: Args = docopt::Docopt::new(USAGE).and_then(|d| d.decode()).unwrap_or_else(|e| e.exit());
+
+    if args.flag_defconf {
+        println!("Default configuration:\n{}\n\n{}",
+            "(custom options go in local.conf)",
+            config::Config::default().to_toml_string());
+        std::process::exit(0);
+    }
+    args
+}
+
 fn setup_log(debug: bool) {
     let loglevel = if debug {
        log::LogLevelFilter::Debug
@@ -141,18 +122,6 @@
     builder.init().unwrap();
 }
 
-fn handle_args() -> Args {
-    let args: Args = docopt::Docopt::new(USAGE).and_then(|d| d.decode()).unwrap_or_else(|e| e.exit());
-
-    if args.flag_defconf {
-        println!("Default configuration:\n{}\n\n{}",
-            "(custom options go in local.conf)",
-            config::Config::default().to_toml_string());
-        std::process::exit(0);
-    }
-    args
-}
-
 fn load_config() -> Config {
     let nconfig = config::Config::default();