.travis.yml: Run benchmarks on each run (#353)

Signed-off-by: Max Inden <[email protected]>

Co-authored-by: Wenxuan <[email protected]>
Co-authored-by: Luca Bruno <[email protected]>

Author: 3 people

.travis.yml

@@ -44,4 +44,8 @@ script:
     if [ $TRAVIS_RUST_VERSION = 'nightly' ]; then
         cargo build -p prometheus-static-metric --examples --no-default-features --features="$FEATURES"
         cargo test -p prometheus-static-metric --no-default-features --features="$FEATURES"
+
+        # Run benchmarks.
+        cargo bench --no-default-features --features="$FEATURES"
+        cargo bench -p prometheus-static-metric --no-default-features --features="$FEATURES"
     fi