ci: functionally delete appveyor

appveyor.yml

@@ -1,55 +1,8 @@
-# This is based on https://github.com/japaric/rust-everywhere/blob/master/appveyor.yml
-# and modified (mainly removal of deployment) to suit rustfmt.
-
 environment:
   global:
     PROJECT_NAME: rustfmt
-  matrix:
-    # Stable channel
-    # - TARGET: i686-pc-windows-gnu
-    #   CHANNEL: stable
-    # - TARGET: i686-pc-windows-msvc
-    #   CHANNEL: stable
-    # - TARGET: x86_64-pc-windows-gnu
-    #   CHANNEL: stable
-    # - TARGET: x86_64-pc-windows-msvc
-    #   CHANNEL: stable
-    # Beta channel
-    # - TARGET: i686-pc-windows-gnu
-    #   CHANNEL: beta
-    # - TARGET: i686-pc-windows-msvc
-    #   CHANNEL: beta
-    # - TARGET: x86_64-pc-windows-gnu
-    #   CHANNEL: beta
-    # - TARGET: x86_64-pc-windows-msvc
-    #   CHANNEL: beta
-    # Nightly channel
-    - TARGET: i686-pc-windows-gnu
-      CHANNEL: nightly
-    - TARGET: i686-pc-windows-msvc
-      CHANNEL: nightly
-    - TARGET: x86_64-pc-windows-gnu
-      CHANNEL: nightly
-    - TARGET: x86_64-pc-windows-msvc
-      CHANNEL: nightly
 
-# Install Rust and Cargo
-# (Based on from https://github.com/rust-lang/libc/blob/master/appveyor.yml)
-install:
-  - appveyor-retry appveyor DownloadFile https://win.rustup.rs/ -FileName rustup-init.exe
-  - if "%TARGET%" == "i686-pc-windows-gnu" set PATH=%PATH%;C:\msys64\mingw32\bin
-  - if "%TARGET%" == "x86_64-pc-windows-gnu" set PATH=%PATH%;C:\msys64\mingw64\bin
-  - set PATH=%PATH%;C:\Users\appveyor\.cargo\bin
-  - rustup-init.exe --default-host %TARGET% --default-toolchain %CHANNEL% -y
-  - rustc -Vv
-  - cargo -V
-
-# ???
 build: false
 
 test_script:
-  - set CFG_RELEASE_CHANNEL=nightly
-  - set CFG_RELEASE=nightly
-  - cargo build --verbose
-  - cargo test
-  - cargo test -- --ignored
+  - echo Why does no one have access to delete me?