ci: fix msrv test

Author: robjtede

.github/workflows/ci.yml

@@ -55,7 +55,9 @@ jobs:
 
       - name: Downgrade for MSRV
         if: matrix.toolchain.name == 'msrv'
-        run: just downgrade-for-msrv
+        run: |
+          rm -f Cargo.lock
+          just downgrade-for-msrv
 
       - name: Test
         run: just test-no-coverage

justfile

@@ -8,7 +8,6 @@ _list:
 # Downgrade dependencies necessary to run MSRV checks/tests.
 [private]
 downgrade-for-msrv:
-    rm Cargo.lock
     # No downgrades currently needed.
 
 # Check project

tests/issues.rs

@@ -37,7 +37,7 @@ fn gl_issue_16() {
     }
 }
 
-#[allow(unused)] // compile-only test
+#[allow(unused, clippy::assertions_on_constants)] // compile-only test
 #[test]
 fn gl_issue_17() {
     use std::future::pending;