Version Creation Script that failed on our dev server

#!/bin/bash

BASE=https://our.dev.hostname:8443/fcrepo/rest/prod
TOTAL=10000
RESOURCE_LIST=items.txt

# top level containers
COLLECTION=`curl -u user:pass -s -XPOST $BASE`

# create resources
for x in $(seq 0 ${TOTAL}); 
  do echo $x;

  # collect listing of newly created resources
  curl -u user:pass -s -XPOST -H"Content-Type: text/turtle" --data-binary "
    @prefix ex: <http://example.org/ont/>.
    <> ex:isMemberOfCollection <${COLLECTION}>." $BASE \
      >> $RESOURCE_LIST
  echo "" >> $RESOURCE_LIST
done

# create versions
for y in `cat $RESOURCE_LIST`; 
  do echo $y;
  curl -u user:pass -s -XPOST -H"slug: v0" $y/fcr:versions
done