Add download test

Author: termoshtt

.github/workflows/rust.yml

@@ -47,7 +47,7 @@ jobs:
     runs-on: ubuntu-18.04
     strategy:
       matrix:
-        target: ["test", "seek", "package"]
+        target: ["test", "seek", "package", "download"]
     steps:
     - uses: actions/checkout@v1
     - name: Test with mkl-rust container

intel-mkl-tool/Makefile

@@ -11,3 +11,6 @@ seek:
 
 package:
 	docker run $(DOCKER_OPTION) $(IMAGE) cargo run --release -- package
+
+download:
+	docker run $(DOCKER_OPTION) $(IMAGE) cargo run --release -- download