Diagnose travis ci problem
@@ -3,4 +3,9 @@ set -ex
pushd ~/
wget https://github.com/google/protobuf/releases/download/v3.5.1/protoc-3.5.1-linux-x86_64.zip
unzip protoc-3.5.1-linux-x86_64.zip
+
+echo "GOPATH=${GOPATH}"
+echo "GOBIN=${GOBIN}"
+ls ${GOPATH}
+ls ${GOBIN}
popd
