Improve travis (#2892)

.travis.yml

@@ -1,15 +1,14 @@
 # Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
 sudo: false
-language: c++
+language: rust
+rust:
+  - 1.37.0
 git:
   depth: 1
 env:
   global:
-  - RUST_VERSION=1.37.0
-  - CARGO_HOME=$TRAVIS_BUILD_DIR/third_party/rust_crates/
-  - RUSTUP_HOME=$HOME/.rustup/
   - RUST_BACKTRACE=full
-  - PATH=$TRAVIS_BUILD_DIR/third_party/llvm-build/Release+Asserts/bin:$CARGO_HOME/bin:$PATH
+  - PATH=$TRAVIS_BUILD_DIR/third_party/llvm-build/Release+Asserts/bin:$PATH
   - PYTHONPATH=third_party/python_packages
   - RUSTC_WRAPPER=sccache
   - SCCACHE_BUCKET=deno-sccache
@@ -17,10 +16,8 @@ env:
   # AWS_SECRET_ACCESS_KEY=...
   - secure: "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"
 cache:
+  cargo: true
   directories:
-  - "$RUSTUP_HOME"
-  - $CARGO_HOME/registry/index/
-  - $CARGO_HOME/registry/cache/
   - prebuilt/mac
   - prebuilt/linux64
   - third_party/v8/build/linux/debian_sid_amd64-sysroot/
@@ -35,45 +32,34 @@ install:
 - nvm install v12
 - nvm use --delete-prefix v12
 - node -v
-- |-
-  # Install Rust.
-  if [ ! $(rustc --version | grep $RUST_VERSION) ]; then
-    curl -sSf https://sh.rustup.rs | sh -s -- -y \
-      --default-toolchain $RUST_VERSION
-    rustup default $RUST_VERSION
-  fi
-  rustup component add clippy
-  rustup component add rustfmt
-  rustc --version
-  cargo --version
+- rustup component add rustfmt
+- rustc --version
+- cargo --version
 - |-
   if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then
     export PATH="`pwd`/prebuilt/mac:$PATH"
   else
     export PATH="`pwd`/prebuilt/linux64:$PATH"
   fi
-- |-
-  # Remove unnnecessary cargo and rustup directories.
-  # This keeps the Travis CI cache small and fast.
-  rm -rf "$RUSTUP_HOME"downloads
-  rm -rf "$RUSTUP_HOME"tmp
-  rm -rf "$RUSTUP_HOME"toolchains/*/etc
-  rm -rf "$RUSTUP_HOME"toolchains/*/share
 
 before_script:
+# Need to run setup.py in order to download clang-format binary, needed for
+# test_format.py.
+- ./tools/setup.py
 # Start sccache, then throw away the S3 access key.
-- |-
-  sccache --start-server
-  unset AWS_SECRET_ACCESS_KEY
+- sccache --start-server
+- unset AWS_SECRET_ACCESS_KEY
 - set -e
+- ./tools/lint.py
+- ./tools/test_format.py
 
 # Default script for release builds.
 script:
-- ./tools/lint.py
-- ./tools/test_format.py
-- cargo clippy --all-targets --release --locked -- -D clippy::all
 - cargo build --release --locked --all-targets
 - DENO_BUILD_MODE=release ./tools/test.py
+# For some reason it's faster to run clippy after build.
+- rustup component add clippy
+- cargo clippy --all-targets --release --locked -- -D clippy::all
 
 jobs:
   fast_finish: true
@@ -98,10 +84,15 @@ jobs:
       os: linux
       after_success:
         - *gzip_release
-        - ./tools/benchmark.py target/release && cp -r website/* gh-pages/
       deploy:
       - *release_provider
-      # Run benchmarks and publish the result to github pages.
+
+    # Run benchmarks and publish the result to github pages.
+    - name: "benchmarks"
+      script:
+        - cargo build --release --locked --all-targets
+        - ./tools/benchmark.py target/release && cp -r website/* gh-pages/
+      deploy:
       - provider: pages
         github-token: *github-token
         keep-history: true