From c3dd82b0d59ddc691b555f0262910a4bd380925e Mon Sep 17 00:00:00 2001
From: Dan Gohman <sunfish@mozilla.com>
Date: Mon, 3 Dec 2018 08:27:44 -0800
Subject: [PATCH] Enable RUST_BACKTRACE=1 when running "cargo test".

---
 test-all.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/test-all.sh b/test-all.sh
index 0b00566918..f8cf22c95c 100755
--- a/test-all.sh
+++ b/test-all.sh
@@ -45,7 +45,7 @@ cargo build
 
 # Run the tests. We run these in debug mode so that assertions are enabled.
 banner "Rust unit tests"
-cargo test --all
+RUST_BACKTRACE=1 cargo test --all
 
 # Make sure the documentation builds.
 banner "Rust documentation: $topdir/target/doc/wasmtime/index.html"