Pin to working nightly for coverage

Nightly from 2025-01-09 is currently broken and fails with an internal compiler error
informalsystems · Jan 9, 2025 · e77c098 · e77c098
1 parent 97e21b8
commit e77c098
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
@@ -41,7 +41,7 @@ jobs:
       - name: Setup Rust toolchain
         uses: actions-rust-lang/setup-rust-toolchain@v1
         with:
-          toolchain: nightly
+          toolchain: nightly-2025-01-07 # pin to working nightly
           components: llvm-tools-preview
       - name: Install cargo-nextest
         uses: taiki-e/install-action@cargo-nextest
@@ -101,7 +101,7 @@ jobs:
       - name: Setup Rust toolchain
         uses: actions-rust-lang/setup-rust-toolchain@v1
         with:
-          toolchain: nightly
+          toolchain: nightly-2025-01-07 # pin to working nightly
           components: llvm-tools-preview
       - name: Install cargo-nextest
         uses: taiki-e/install-action@cargo-nextest