From 345714adaa6486850df89c6ee3f30fc6d77801b6 Mon Sep 17 00:00:00 2001
From: Alex Crichton <alex@alexcrichton.com>
Date: Tue, 14 May 2024 14:53:54 -0700
Subject: [PATCH] Improve check for concurrency limits in fuzzing

Fixes an accidental fuzz regression from #8590 where error messages were
changed slightly.
---
 crates/fuzzing/src/oracles.rs | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/crates/fuzzing/src/oracles.rs b/crates/fuzzing/src/oracles.rs
index bbd73ef43807..686e22fdb829 100644
--- a/crates/fuzzing/src/oracles.rs
+++ b/crates/fuzzing/src/oracles.rs
@@ -368,10 +368,7 @@ fn unwrap_instance(
     }
 
     // Also allow failures to instantiate as a result of hitting pooling limits.
-    if string.contains("maximum concurrent core instance limit")
-        || string.contains("maximum concurrent memory limit")
-        || string.contains("maximum concurrent table limit")
-    {
+    if e.is::<wasmtime::PoolConcurrencyLimitError>() {
         log::debug!("failed to instantiate: {}", string);
         return None;
     }