docs: private Map<String, Accumulator<?, ?>> deserializeAccumulators(TaskExecutionState state) {
  		AccumulatorSnapshot serializedAccumulators = state.getAccumulators();
  
  		if (serializedAccumulators != null) {
  			try {
  				return serializedAccumulators.deserializeUserAccumulators(userClassLoader);
  			}
  			catch (Throwable t) {
  				// we catch Throwable here to include all form of linking errors that may
  				// occur if user classes are missing in the classpath
  				LOG.error("Failed to deserialize final accumulator results.", t);
  			}
  		}
  		return null;
  	}