Make Rust a section

.travis.yml

@@ -1,19 +1,16 @@
-language: rust
-# We use OSX so that we can get a reasonably up to date version of SQLCipher.
-# (The version in Travis's default Ubuntu Trusty is much too old).
-os: osx
-before_install:
-  - brew install sqlcipher --with-fts
-rust:
-  - 1.25.0  # Must align with `build/version.rs`.
-  - stable
-  - beta
-  - nightly
 matrix:
+  fast_finish: true
   allow_failures:
     - rust: nightly
-  fast_finish: true
-script:
+  include:
+    - language: rust
+      # We use OSX so that we can get a reasonably up to date version of SQLCipher.
+      # (The version in Travis's default Ubuntu Trusty is much too old).
+      os: osx
+      before_install:
+        - brew install sqlcipher --with-fts
+      rust: 1.25.0  # Must align with `build/version.rs`.
+      script:
         - cargo test --verbose --all
         - cargo test --features edn/serde_support --verbose --all
         # We can't pick individual features out with `cargo test --all` (At the time of this writing, this
@@ -24,7 +21,7 @@ script:
           for manifest in $(find . -type f -name Cargo.toml); do
             cargo test --manifest-path $manifest --verbose --no-default-features --features sqlcipher
           done
-after_success:
+      after_success:
         - |
           if [[ "$TRAVIS_PULL_REQUEST" = "false" && "$TRAVIS_BRANCH" == "master" ]]; then
             cargo doc &&
@@ -32,4 +29,60 @@ after_success:
             git clone https://github.com/davisp/ghp-import.git &&
             ./ghp-import/ghp_import.py -n -p -f -r https://"$GH_TOKEN"@github.com/"$TRAVIS_REPO_SLUG.git" target/doc
           fi
-cache: cargo
+      cache: cargo
+    - language: rust
+      # We use OSX so that we can get a reasonably up to date version of SQLCipher.
+      # (The version in Travis's default Ubuntu Trusty is much too old).
+      os: osx
+      before_install:
+        - brew install sqlcipher --with-fts
+      rust: stable
+      script:
+        - cargo test --verbose --all
+        - cargo test --features edn/serde_support --verbose --all
+        # We can't pick individual features out with `cargo test --all` (At the time of this writing, this
+        # works but does the wrong thing because of a bug in cargo, but its fix will be to disallow doing
+        # this all-together, see https://github.com/rust-lang/cargo/issues/5364 for more information). To
+        # work around this, we run individual tests for each subcrate individually.
+        - |
+          for manifest in $(find . -type f -name Cargo.toml); do
+            cargo test --manifest-path $manifest --verbose --no-default-features --features sqlcipher
+          done
+      cache: cargo
+    - language: rust
+      # We use OSX so that we can get a reasonably up to date version of SQLCipher.
+      # (The version in Travis's default Ubuntu Trusty is much too old).
+      os: osx
+      before_install:
+        - brew install sqlcipher --with-fts
+      rust: beta
+      script:
+        - cargo test --verbose --all
+        # We can't pick individual features out with `cargo test --all` (At the time of this writing, this
+        # works but does the wrong thing because of a bug in cargo, but its fix will be to disallow doing
+        # this all-together, see https://github.com/rust-lang/cargo/issues/5364 for more information). To
+        # work around this, we run individual tests for each subcrate individually.
+        - |
+          for manifest in $(find . -type f -name Cargo.toml); do
+            cargo test --manifest-path $manifest --verbose --no-default-features --features sqlcipher
+          done
+      cache: cargo
+    - language: rust
+      # We use OSX so that we can get a reasonably up to date version of SQLCipher.
+      # (The version in Travis's default Ubuntu Trusty is much too old).
+      os: osx
+      before_install:
+        - brew install sqlcipher --with-fts
+      rust: nightly
+      script:
+        - cargo test --verbose --all
+        - cargo test --features edn/serde_support --verbose --all
+        # We can't pick individual features out with `cargo test --all` (At the time of this writing, this
+        # works but does the wrong thing because of a bug in cargo, but its fix will be to disallow doing
+        # this all-together, see https://github.com/rust-lang/cargo/issues/5364 for more information). To
+        # work around this, we run individual tests for each subcrate individually.
+        - |
+          for manifest in $(find . -type f -name Cargo.toml); do
+            cargo test --manifest-path $manifest --verbose --no-default-features --features sqlcipher
+          done
+      cache: cargo