[WIP] Further narrow down Rust versions for travis builds/tests

Author: rrybarczyk

.travis.yml

@@ -11,17 +11,27 @@ before_install:
   - sudo apt-get install -y binutils-dev libunwind8-dev libcurl4-openssl-dev libelf-dev libdw-dev cmake gcc binutils-dev libiberty-dev
 
 script:
-    # Build workspaces with Rust stable, beta, and 1.34.0
-    - if [ "$(rustup show | grep default | grep 1.22.0)" == "" ]; RUSTFLAGS="-C link-dead-code" cargo build --verbose
+    # Build workspaces with Rust stable
+    - if [ "$(rustup show | grep default | grep stable)" != "" ]; RUSTFLAGS="-C link-dead-code" cargo build --verbose
     - rm -f target/debug/lightning-* # Make sure we drop old test binaries
-      # Build lightning workspace with Rust 1.22.0
-    - if [ "$(rustup show | grep default | grep 1.22.0)" != "" ]; RUSTFLAGS="-C link-dead-code" cargo build --verbose -p lightning
-      # Test workspaces for Rust stable, beta, and 1.34.2
+
+    # Build lightning workspace with Rust stable, beta, 1.22.0, and 1.34.0
+    - RUSTFLAGS="-C link-dead-code" cargo build --verbose -p lightning
+    - rm -f target/debug/lightning-* # Make sure we drop old test binaries
+
+    # Build lightning workspace with Rust stable
+    - if [ "$(rustup show | grep default | grep stable)" != "" ]; RUSTFLAGS="-C link-dead-code" cargo build --verbose -p lightning-net-tokio
+    - rm -f target/debug/lightning-* # Make sure we drop old test binaries
+
+    # Test workspaces for Rust stable, beta, and 1.34.2
     - if [ "$(rustup show | grep default | grep 1.22.0)" == "" ]; RUSTFLAGS="-C link-dead-code" cargo test --verbose
-      # Test lightning workspace for 1.22.0
+
+    # Test lightning workspace for 1.22.0
     - if [ "$(rustup show | grep default | grep 1.22.0)" != "" ]; RUSTFLAGS="-C link-dead-code" cargo test --verbose -p lightning
-      # Run lightning workspace fuzz tests for Rust 1.34.2
+
+    # Run lightning workspace fuzz tests for Rust 1.34.2
     - if [ "$(rustup show | grep default | grep 1.34.2)" != "" ]; then cd lightning/fuzz && cargo test --verbose && ./travis-fuzz.sh; fi
+
     - if [ "$(rustup show | grep default | grep stable)" != "" ]; then
       wget https://github.com/SimonKagstrom/kcov/archive/master.tar.gz &&
       tar xzf master.tar.gz &&