[FLINK-19699][e2e] Upload coredumps and jvm crash debugging informati…

…on as well for e2e tests

flink-end-to-end-tests/run-nightly-tests.sh

@@ -40,6 +40,11 @@ if [ ! -z "$TF_BUILD" ] ; then
  export ARTIFACTS_DIR="${END_TO_END_DIR}/artifacts"
  mkdir -p $ARTIFACTS_DIR || { echo "FAILURE: cannot create log directory '${ARTIFACTS_DIR}'." ; exit 1; }
 
+ function run_on_exit {
+ collect_coredumps $(pwd) $ARTIFACTS_DIR
+ compress_logs
+ }
+
  # compress and register logs for publication on exit
  function compress_logs {
  echo "COMPRESSING build artifacts."
@@ -48,7 +53,7 @@ if [ ! -z "$TF_BUILD" ] ; then
  tar -zcvf compressed-archive-dir/${COMPRESSED_ARCHIVE} -C $ARTIFACTS_DIR .
  echo "##vso[task.setvariable variable=ARTIFACT_DIR]$(pwd)/compressed-archive-dir"
  }
- on_exit compress_logs
+ on_exit run_on_exit
 fi
 
 FLINK_DIR="`( cd \"$FLINK_DIR\" && pwd -P)`" # absolutized and normalized