diff --git a/tools/nightly-tests/auto-build.sh b/tools/nightly-tests/auto-build.sh
deleted file mode 100755
index 43b126dd6f..0000000000
--- a/tools/nightly-tests/auto-build.sh
+++ /dev/null
@@ -1,126 +0,0 @@
-#!/bin/sh
-
-# Script to get a git branch and make a .tar.gz on a shared disk, for use by
-# autobuild scripts on our build machines.
-#
-# Should be run on from a crontab on a machine that has access to a git
-# clone, e.g.
-#
-# 10 1 * * * /cowbell1/home/ben/imp/tools/auto-build.sh develop
-
-if [ $# -ne 1 ]; then
-  echo "Usage: $0 branch"
-  exit 1
-fi
-
-GIT_TOP=/cowbell1/git
-
-BRANCH=$1
-
-TMPDIR=/var/tmp/imp-build-$$
-IMPTOP=/salilab/diva1/home/imp/$BRANCH
-mkdir -p ${IMPTOP}
-
-cd ${GIT_TOP}/imp.git
-
-# Get top-most revision of branch we're interested in
-rev=`git rev-parse ${BRANCH}`
-shortrev=`git rev-parse --short ${BRANCH}`
-
-# Get old revision
-oldrev_file=${IMPTOP}/.SVN-new/build/imp-gitrev
-if [ -f "${oldrev_file}" ]; then
-  oldrev=`cat ${oldrev_file}`
-fi
-
-# For non-develop builds, skip if the revision hasn't changed
-if [ ${BRANCH} != "develop" -a "${oldrev}" = "${rev}" ]; then
-  exit 0
-fi
-
-rm -rf ${TMPDIR}
-mkdir ${TMPDIR}
-cd ${TMPDIR}
-
-# Get IMP code from git
-git clone -b ${BRANCH} -q ${GIT_TOP}/imp.git
-
-# Update any submodules, etc. if necessary
-(cd imp && git submodule --quiet update --init --recursive) > /dev/null
-
-if [ -d imp/modules/rmf/dependency/RMF_source ]; then
-  # Get submodule revision
-  RMF_rev=`(cd imp/modules/rmf/dependency/RMF_source && git rev-parse HEAD)`
-else
-  # Harder to do for subtree; parse the specially-formatted log message
-  RMF_rev=`(cd imp && git log --grep='git\-subtree\-dir: modules\/rmf\/dependency\/RMF' -n 1|grep git-subtree-split|cut -d: -f 2|cut -b2-)`
-fi
-
-# Get date and revision-specific install directories
-SORTDATE=`date -u "+%Y%m%d"`
-DATE=`date -u +'%Y/%m/%d'`
-IMPINSTALL=${IMPTOP}/${SORTDATE}-${shortrev}
-if [ -e imp/VERSION ]; then
-  # If VERSION file is present, use it
-  IMPVERSION="`cat imp/VERSION | sed -e 's/[ /-]/./g'`"
-else
-  # Make sure VERSION file is reasonable
-  (cd imp && python3 tools/build/make_version.py --source=.)
-  if [ ${BRANCH} = "develop" ]; then
-    # For nightly builds, prepend the date so the packages are upgradeable
-    IMPVERSION="${SORTDATE}.develop.${shortrev}"
-  else
-    IMPVERSION="`cat imp/VERSION | sed -e 's/[ /-]/./g'`"
-    # For stable releases, assign submodules the same version as IMP itself
-    rm -f imp/modules/*/VERSION
-  fi
-fi
-# Make sure VERSION file matches the package version
-echo $IMPVERSION > imp/VERSION
-IMPSRCTGZ=${IMPINSTALL}/build/sources/imp-${IMPVERSION}.tar.gz
-rm -rf ${IMPINSTALL}
-mkdir -p ${IMPINSTALL}/build/sources ${IMPINSTALL}/build/logs
-
-# Make link so build system can find the install location
-rm -f ${IMPTOP}/.SVN-new
-ln -s ${IMPINSTALL} ${IMPTOP}/.SVN-new
-
-# Add build date to nightly docs
-if [ ${BRANCH} = "develop" ]; then
-  IMPVER="develop.${shortrev}"
-  (cd imp/tools/build/doxygen_templates && sed -e "s#^PROJECT_NUMBER.*#PROJECT_NUMBER = ${IMPVER}, ${DATE}#" < Doxyfile.in > .dox && mv .dox Doxyfile.in)
-fi
-
-# Write out version files
-verfile="${IMPINSTALL}/build/imp-version"
-revfile="${IMPINSTALL}/build/imp-gitrev"
-RMF_revfile="${IMPINSTALL}/build/rmf-gitrev"
-mkdir -p "${IMPINSTALL}/build"
-echo "${IMPVERSION}" > $verfile
-echo "${rev}" > $revfile
-echo "${RMF_rev}" > $RMF_revfile
-
-# Write out log from previous build to this one
-logfile="${IMPINSTALL}/build/imp-gitlog"
-if [ -n "${oldrev}" ]; then
-  (cd imp && git log ${oldrev}..${rev} --format="%H%x00%an%x00%ae%x00%s") > ${logfile}
-fi
-
-# Write out list of all components
-compfile="${IMPINSTALL}/build/imp-components"
-python3 <<END
-import sys
-sys.path.insert(0, 'imp/tools/build')
-import tools
-
-mf = tools.ModulesFinder(source_dir='imp')
-with open('$compfile', 'w') as fh:
-    fh.write('\n'.join('module\t' + m.name for m in mf.get_ordered()))
-END
-
-# Write out a tarball:
-mv imp imp-${IMPVERSION} && tar --exclude .git -czf ${IMPSRCTGZ} imp-${IMPVERSION}
-
-# Cleanup
-cd /
-rm -rf ${TMPDIR}