At: "local-03.hac":5:
parse error: syntax error
parser stacks:
state	value
#STATE#	(null) 
#STATE#	(process-prototype) [4:1..16]
#STATE#	{ [4:18]
#STATE#	keyword: chan [5:1..4]
#STATE#	? [5:5]
in state #STATE#, possible rules are:
	base_chan_type: CHANNEL . data_type_ref_list_optional_in_parens  (#RULE#)
acceptable tokens are: 
	'(' (shift)
