More useful output.

Roman S. Borschel · Roman S. Borschel · commit 6998349ccc51 · 2020-03-12T16:21:07.000+01:00
diff --git a/.circleci/config.yml b/.circleci/config.yml
@@ -105,7 +105,7 @@ jobs:
           command: |
             rustc --version
       - run:
-          command: RUST_LOG=debug cargo run --example ipfs-kad
+          command: RUST_LOG=libp2p_swarm=debug,libp2p_kad=trace,libp2p_tcp=debug cargo run --example ipfs-kad
       - save_cache:
           key: integration-test-cache-{{ epoch }}
           paths:
