Show error details during miri setup in CI

dtolnay · dtolnay · commit 4e97063271a3 · 2023-05-23T08:29:47.000-07:00
Without this, if it fails, the only information printed is useless:

    Preparing a sysroot for Miri (target: x86_64-unknown-linux-gnu)...
    fatal error: failed to build sysroot; run `cargo miri setup` to see the error details
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
@@ -151,6 +151,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3
       - uses: dtolnay/rust-toolchain@miri
+      - run: cargo miri setup
       - run: cargo miri test --all-features
         env:
           MIRIFLAGS: -Zmiri-strict-provenance
