CI_BUILD_START=$(date +%s)
export CI_BUILD_START

# Processes from previously aborted CI jobs seem to loiter, unclear why as one
# would expect the buildkite-agent to clean up all child processes of the
# aborted CI job.
# But as a workaround for now manually kill some known loiterers.  These
# processes will all have the `init` process as their PPID:
(
  victims=
  for name in bash cargo docker solana; do
    victims="$victims $(pgrep -u "$(id -u)" -P 1 -d \  $name)"
  done
  for victim in $victims; do
    echo "Killing pid $victim"
    kill -9 "$victim" || true
  done
)