diff --git a/common/route/awooter/rust/src/lib.rs b/common/route/awooter/rust/src/lib.rs
index 982533c6..a7d32c29 100644
--- a/common/route/awooter/rust/src/lib.rs
+++ b/common/route/awooter/rust/src/lib.rs
@@ -169,20 +169,25 @@ fn route(ctx: &mut npnr::Context) -> bool {
     );
 
     let time = Instant::now() - start;
-
     log_info!("Partitioning took {:.2}s\n", time.as_secs_f32());
 
+    let start = Instant::now();
+
     let mut router = route::Router::new(Coord::new(0, 0), Coord::new(x_part, y_part));
-    log_info!("Routing northeast arcs");
+    log_info!("Routing northeast arcs\n");
     router.route(ctx, &nets, &ne);
-    log_info!("Routing southeast arcs");
+    log_info!("Routing southeast arcs\n");
     router.route(ctx, &nets, &se);
-    log_info!("Routing southwest arcs");
+    log_info!("Routing southwest arcs\n");
     router.route(ctx, &nets, &sw);
-    log_info!("Routing northwest arcs");
+    log_info!("Routing northwest arcs\n");
     router.route(ctx, &nets, &nw);
-    log_info!("Routing miscellaneous arcs");
+    log_info!("Routing miscellaneous arcs\n");
     router.route(ctx, &nets, &misc);
+
+    let time = Instant::now() - start;
+    log_info!("Routing took {:.2}s\n", time.as_secs_f32());
+
     //let mut router = route::Router::new(Coord::new(0, 0), Coord::new(x_part, y_part));
 
     /*log_info!("=== level 2 NE:\n");
diff --git a/common/route/awooter/rust/src/npnr.rs b/common/route/awooter/rust/src/npnr.rs
index 9bf88711..8f1d2104 100644
--- a/common/route/awooter/rust/src/npnr.rs
+++ b/common/route/awooter/rust/src/npnr.rs
@@ -1,5 +1,5 @@
 use core::slice;
-use std::{collections::HashMap, ffi::CStr, marker::PhantomData};
+use std::{collections::HashMap, ffi::CStr, marker::PhantomData, sync::Mutex};
 
 use libc::c_char;
 
@@ -283,6 +283,8 @@ impl Context {
     }
 
     pub fn name_of_wire(&self, wire: WireId) -> &CStr {
+        static MUTEX: Mutex<()> = Mutex::new(());
+        let lock = MUTEX.lock().unwrap();
         unsafe { CStr::from_ptr(npnr_context_name_of_wire(self, wire)) }
     }
 
diff --git a/common/route/awooter/rust/src/partition.rs b/common/route/awooter/rust/src/partition.rs
index 903a5a51..077803a9 100644
--- a/common/route/awooter/rust/src/partition.rs
+++ b/common/route/awooter/rust/src/partition.rs
@@ -360,9 +360,9 @@ fn partition<R: RangeBounds<i32>>(
 
     let is_special_case = |arc: &Arc| {
         let src_wire = arc.get_source_wire();
-        let dst_wire = arc.get_sink_wire();
+        //let dst_wire = arc.get_sink_wire();
         let src_name = ctx.name_of_wire(arc.get_source_wire()).to_str().unwrap();
-        let dst_name = ctx.name_of_wire(arc.get_sink_wire()).to_str().unwrap();
+        //let dst_name = ctx.name_of_wire(arc.get_sink_wire()).to_str().unwrap();
 
         if src_name.contains("FCO_SLICE") {
             return true;