Rustup to rustc 1.57.0-nightly (05044c2e6 2021-09-26)

bjorn3 · bjorn3 · commit 9e48f99e8d9d · 2021-09-27T11:17:24.000+02:00
diff --git a/rust-toolchain b/rust-toolchain
@@ -1,3 +1,3 @@
 [toolchain]
-channel = "nightly-2021-09-19"
+channel = "nightly-2021-09-27"
 components = ["rust-src", "rustc-dev", "llvm-tools-preview"]
