Debug make-manylinux

make-manylinux

@@ -2,7 +2,7 @@
 # Initially based on a snippet from the greenlet project.
 # This needs to be run from the root of the project.
 # To update: docker pull quay.io/pypa/manylinux2010_x86_64
-set -e
+set -e -x
 export PYTHONUNBUFFERED=1
 export PYTHONDONTWRITEBYTECODE=1
 # Use a fixed hash seed for reproducibility
@@ -15,6 +15,10 @@ export PIP_NO_PYTHON_VERSION_WARNING=1
 export PIP_NO_WARN_SCRIPT_LOCATION=1
 export GREENLET_CHECKOUT=/home/runner/work/greenlet/greenlet
 
+ls -la /greenlet ||:
+ls -la $(dirname "$GREENLET_CHECKOUT") ||:
+ls -la $GREENLET_CHECKOUT ||:
+
 if [ -d $GREENLET_CHECKOUT -a -d /opt/python ]; then
     # Running inside docker
     export GREENLET_MANYLINUX=1