message: ci: update rust nightly
diff: @@ -18,7 +18,7 @@ env:
  SCCACHE_IDLE_TIMEOUT: 0
  # Pin the nightly toolchain to prevent breakage.
  # This should be occasionally updated.
  - RUST_NIGHTLY_TOOLCHAIN: nightly-2020-08-25
  + RUST_NIGHTLY_TOOLCHAIN: nightly-2020-11-09
  jobs:
  env:
  @@ -268,6 +268,8 @@ jobs:
  run: cd ${{ matrix.crate }} && cargo miri test
  env:
  RUSTC_WRAPPER: sccache
  + # needed to read corpus files from filesystem
  + MIRIFLAGS: -Zmiri-disable-isolation
  - name: Stop sccache
  run: sccache --stop-server
  