Rustup to rustc 1.57.0-nightly (1698e3c 2021-09-06)

bjorn3 · bjorn3 · commit 0a8787fddae7 · 2021-09-07T20:45:28.000+02:00
diff --git a/rust-toolchain b/rust-toolchain
@@ -1,3 +1,3 @@
 [toolchain]
-channel = "nightly-2021-09-01"
+channel = "nightly-2021-09-07"
 components = ["rust-src", "rustc-dev", "llvm-tools-preview"]
