build: avoid timing out in Travis

.travis.yml

@@ -90,6 +90,7 @@ matrix:
   allow_failures:
     - os: windows
       env: CARGO_INCREMENTAL=0 OS_WINDOWS=true
+    - env: INTEGRATION=rust-lang-nursery/stdsimd
 
 before_script:
   - |

ci/integration-tests.sh

@@ -18,6 +18,8 @@ cd checkout
 
 # run clippy on a project, try to be verbose and trigger as many warnings
 # as possible for greater coverage
+# NOTE: we use `tee` to print any warnings and errors to stdout
+#       to avoid build timeout in Travis
 RUST_BACKTRACE=full \
 cargo clippy \
     --all-targets \
@@ -26,10 +28,9 @@ cargo clippy \
     --cap-lints warn \
     -W clippy::pedantic \
     -W clippy::nursery \
-    > clippy_output 2>&1 || true
+    2>&1 | tee clippy_output
 
 cargo uninstall clippy
-cat clippy_output
 
 if grep -q "internal compiler error\|query stack during panic\|E0463" clippy_output; then
     exit 1

clippy_lints/src/mutex_atomic.rs

@@ -77,7 +77,7 @@ impl<'a, 'tcx> LateLintPass<'a, 'tcx> for Mutex {
     }
 }
 
-fn get_atomic_name(ty: Ty<'_>) -> Option<(&'static str)> {
+fn get_atomic_name(ty: Ty<'_>) -> Option<&'static str> {
     match ty.kind {
         ty::Bool => Some("AtomicBool"),
         ty::Uint(_) => Some("AtomicUsize"),

clippy_lints/src/utils/mod.rs

@@ -239,7 +239,7 @@ pub fn match_path_ast(path: &ast::Path, segments: &[&str]) -> bool {
 }
 
 /// Gets the definition associated to a path.
-pub fn path_to_res(cx: &LateContext<'_, '_>, path: &[&str]) -> Option<(def::Res)> {
+pub fn path_to_res(cx: &LateContext<'_, '_>, path: &[&str]) -> Option<def::Res> {
     let crates = cx.tcx.crates();
     let krate = crates
         .iter()