Try putting stem repo cloning into install part of config

Also print stem version when we have it downloaded

.travis.yml

@@ -186,6 +186,7 @@ install:
   - if [[ "$RUST_OPTIONS" != "" ]]; then source $HOME/.cargo/env; fi
   ## If we're testing rust builds in offline-mode, then set up our vendored dependencies
   - if [[ "$TOR_RUST_DEPENDENCIES" == "true" ]]; then export TOR_RUST_DEPENDENCIES=$PWD/src/ext/rust/crates; fi
+  - if [[ "$TEST_STEM" != "" ]]; then git clone --depth 1 https://github.com/torproject/stem.git ; export STEM_SOURCE_DIR=`pwd`/stem; fi
   ##
   ## Finally, list installed package versions
   - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then dpkg-query --show; fi
@@ -197,6 +198,7 @@ install:
   - if [[ "$RUST_OPTIONS" != "" ]]; then rustup --version; fi
   - if [[ "$RUST_OPTIONS" != "" ]]; then rustc --version; fi
   - if [[ "$RUST_OPTIONS" != "" ]]; then cargo --version; fi
+  - if [[ "$TEST_STEM" != "" ]]; then pushd stem; python -c "from stem import stem; print(stem.__version__);"; popd; fi
 
 script:
   - ./autogen.sh
@@ -205,7 +207,7 @@ script:
   - ./configure $CONFIGURE_FLAGS
   ## We run `make check` because that's what https://jenkins.torproject.org does.
   - if [[ "$DISTCHECK" == "" && "$TEST_STEM" == "" ]]; then make check; fi
-  - if [[ "$TEST_STEM" != "" ]]; then git clone --depth 1 https://github.com/torproject/stem.git ; export STEM_SOURCE_DIR=`pwd`/stem; make src/app/tor test-stem; fi
+  - if [[ "$TEST_STEM" != "" ]]; then make src/app/tor test-stem; fi
   - if [[ "$DISTCHECK" != "" ]]; then make distcheck DISTCHECK_CONFIGURE_FLAGS="$CONFIGURE_FLAGS"; fi
 
 after_failure: