From 583afa401ff6bc78351ef82832d5f61de0cdb74e Mon Sep 17 00:00:00 2001
From: Runji Wang <wangrunji0408@163.com>
Date: Tue, 9 Apr 2024 16:56:02 +0800
Subject: [PATCH] Update madsim/src/sim/runtime/mod.rs

---
 madsim/src/sim/runtime/mod.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/madsim/src/sim/runtime/mod.rs b/madsim/src/sim/runtime/mod.rs
index 3dad432..57b4a80 100644
--- a/madsim/src/sim/runtime/mod.rs
+++ b/madsim/src/sim/runtime/mod.rs
@@ -262,7 +262,7 @@ impl Handle {
         F: FnOnce() -> R + Send + 'static,
         R: Send + 'static,
     {
-        unimplemented!()
+        unimplemented!("blocking function is not allowed in simulation")
     }
 
     /// Returns the random seed of the current runtime.