message: More attempts at fixing ci
diff: @@ -12,6 +12,7 @@ jobs:
  - v4-test-cargo-cache-linux-{{ arch }}-{{ checksum "Cargo.lock" }}
  - run: sudo apt-get install -y cmake
  - run: sudo apt-get install texinfo
  + - run: sudo apt-get install libclang-dev
  - run: make test
  - run: rustup component add rustfmt
  - run: make lint
  @@ -34,6 +35,7 @@ jobs:
  - v4-cargo-cache-linux-{{ arch }}-{{ checksum "Cargo.lock" }}
  - run: sudo apt-get install -y cmake
  - run: sudo apt-get install texinfo
  + - run: sudo apt-get install libclang-dev
  - run:
  name: Execute tests
  command: make test
  @@ -130,6 +132,8 @@ jobs:
  keys:
  - v4-test-cargo-cache-linux-{{ arch }}-{{ checksum "Cargo.lock" }}-nightly
  - run: sudo apt-get install -y cmake
  + - run: sudo apt-get install texinfo
  + - run: sudo apt-get install libclang-dev
  - run: rustup default nightly
  - run: make test
  - save_cache:
  