rustup: select nightly toolchain

The stable flavour will refuse the compile. This makes the build work by default.
1 year ago · 2f06e9832c
1 changed files with 3 additions and 0 deletions
--- a/rust-toolchain.toml
+++ b/rust-toolchain.toml
@ -0,0 +1,3 @@
+[toolchain]
+channel = "nightly"
+profile = "default"