alt/error_type_unk_alt5.nit:15,9--12: Type error: class Fail not found in module error_type_unk_alt5.
alt/error_type_unk_alt5.nit:16,11--14: Type error: class Fail not found in module error_type_unk_alt5.
alt/error_type_unk_alt5.nit:33,16--19: Type error: class Fail not found in module error_type_unk_alt5.
alt/error_type_unk_alt5.nit:34,18--21: Type error: class Fail not found in module error_type_unk_alt5.