No more macOS nightly?

[imp]

Starting my morning routine today and discovered that

$ rustup update
info: syncing channel updates for 'stable-x86_64-apple-darwin'
info: syncing channel updates for 'nightly-x86_64-apple-darwin'
info: latest update on 2018-11-01, rust version 1.31.0-nightly (de9666f12 2018-10-31)
warning: component 'rustc' is not available anymore on target 'x86_64-apple-darwin'
warning: component 'rust-std' is not available anymore on target 'x86_64-apple-darwin'
warning: component 'cargo' is not available anymore on target 'x86_64-apple-darwin'
warning: component 'rust-docs' is not available anymore on target 'x86_64-apple-darwin'
warning: component 'rust-analysis' is not available anymore on target 'x86_64-apple-darwin'
warning: component 'rls-preview' is not available anymore on target 'x86_64-apple-darwin'
warning: component 'clippy-preview' is not available anymore on target 'x86_64-apple-darwin'
warning: component 'rust-src' is not available anymore
warning: component 'rustfmt-preview' is not available anymore on target 'x86_64-apple-darwin'
error: some components unavailable for download: 'rustc', 'cargo'
info: checking for self-updates

       stable-x86_64-apple-darwin unchanged - rustc 1.30.0 (da5f414c2 2018-10-24)
  nightly-x86_64-apple-darwin update failed - rustc 1.31.0-nightly (1cf82fd9c 2018-10-30)

So, that's it for macOS?

[imp]

It seems this already has been reported in #55571