Pin nightly to fix CI

alexcrichton · alexcrichton · commit 20bb0686cf67 · 2021-01-25T08:33:48.000-08:00
diff --git a/azure-pipelines.yml b/azure-pipelines.yml
@@ -87,7 +87,7 @@ jobs:
     steps:
       - template: ci/azure-install-rust.yml
         parameters:
-          toolchain: nightly
+          toolchain: nightly-2020-01-23
       - template: ci/azure-install-node.yml
       - script: cargo test --target wasm32-unknown-unknown --features nightly --test wasm
 
