-virtualenv "$WORKSPACE/.virtualenvs/lftools"
-# shellcheck source=./.virtualenvs/lftools/bin/activate disable=SC1091
-source "$WORKSPACE/.virtualenvs/lftools/bin/activate"
-pip install --upgrade pip
-pip install --upgrade "lftools<1.0.0"
-pip freeze
+virtualenv --quiet "/tmp/v/lftools"
+# shellcheck source=/tmp/v/lftools/bin/activate disable=SC1091
+source "/tmp/v/lftools/bin/activate"
+pip install --quiet --upgrade pip
+pip install --quiet --upgrade "lftools<1.0.0"
+
+# pipdeptree prints out a lot of information because lftools pulls in many
+# dependencies. Let's only print it if we want to debug.
+# echo "----> Pip Dependency Tree"
+# pip install --quiet --upgrade pipdeptree
+# pipdeptree