protected long getSCPProcId(ProcedureExecutor<?> procExec) {
    util.waitFor(30000, () -> !procExec.getProcedures().isEmpty());
    return procExec.getActiveProcIds().stream().mapToLong(Long::longValue).min().getAsLong();
  }
Run server crash procedure steps twice to test idempotency and that we are persisting all
needed state.
hbase-server/src/test/java/org/apache/hadoop/hbase/master/procedure/TestSCPBase.java