-alt/error_type_unk_alt2.nit:9,8--11: Type error: class Fail not found in module error_type_unk_alt2.
-alt/error_type_unk_alt2.nit:11,8--13: Type error: class Fail not found in module error_type_unk_alt2.
+alt/error_type_unk_alt2.nit:9,8--11: Error: class `Fail` not found in module `error_type_unk_alt2`.
+alt/error_type_unk_alt2.nit:11,8--13: Error: class `Fail` not found in module `error_type_unk_alt2`.