CI: separate commands into different stages

Author: mssun

.travis.yml

@@ -24,13 +24,15 @@ matrix:
   fast_finish: true
 before_install:
   - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then sudo apt-get update -qq; fi
+install:
   - if [[ "$TARGET" == "x86_64-unknown-linux-musl" ]]; then sudo apt-get install -qq musl-tools; fi
   - if [[ "$TARGET" == "aarch64-unknown-linux-gnu" ]]; then sudo apt-get install -qq gcc-aarch64-linux-gnu libc6-arm64-cross libc6-dev-arm64-cross; fi
   - if [[ "$TARGET" == "arm-unknown-linux-gnueabi" ]]; then sudo apt-get install -qq gcc-arm-linux-gnueabi libc6-armel-cross libc6-dev-armel-cross; fi
   - if [[ "$COVERAGE" == "1" ]]; then ./ci/build-lcov; fi
   - if [[ "$COVERAGE" == "1" ]]; then sudo apt-get install libclang-common-3.8-dev llvm-3.8-dev; fi
-script:
+before_script:
   - rustup target add $TARGET || true
+script:
   - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then cargo build --verbose --no-default-features --features gnu,lsb,networking,posix --target $TARGET; fi
   - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then cargo build --verbose --all --target $TARGET; fi
   - if [[ "$TARGET" =~ "x86_64-unknown-linux-*" ]]; then cargo test --verbose --all --target $TARGET; fi