Add debug logs?

.github/workflows/ci.yaml

@@ -350,6 +350,7 @@ jobs:
           NEXTEST_PROFILE: "ci"
           # Workaround for <https://github.com/nextest-rs/nextest/issues/1493>.
           RUSTUP_WINDOWS_PATH_ADD_BIN: 1
+          RED_KNOT_LOG: debug
         run: |
           cargo nextest run --all-features --profile ci
           cargo test --all-features --doc

crates/ty/tests/file_watching.rs

@@ -919,6 +919,9 @@ fn directory_renamed() -> anyhow::Result<()> {
 
 #[test]
 fn directory_deleted() -> anyhow::Result<()> {
+    use ruff_db::testing::setup_logging;
+    let _logging = setup_logging();
+
     let mut case = setup([
         ("bar.py", "import sub.a"),
         ("sub/__init__.py", ""),