Fix compile error with futures crate using a renamed function (#2299)

* Fix compile error with futures crate using a function that was renamed in nightly

* Update nightly for build_raytrace job

Author: zebp

azure-pipelines.yml

@@ -204,7 +204,7 @@ jobs:
     steps:
       - template: ci/azure-install-rust.yml
         parameters:
-          toolchain: nightly-2020-06-03
+          toolchain: nightly-2020-08-27
       - script: rustup component add rust-src
         displayName: "install rust-src"
       - script: |

crates/futures/src/task/multithread.rs

@@ -36,7 +36,7 @@ impl AtomicWaker {
         // the corresponding `waitAsync` that was waiting for the transition
         // from SLEEPING to AWAKE.
         unsafe {
-            core::arch::wasm32::atomic_notify(
+            core::arch::wasm32::memory_atomic_notify(
                 &self.state as *const AtomicI32 as *mut i32,
                 1, // Number of threads to notify
             );