lean4-htt/tests/lean/class_def_must_fail.lean.expected.out

class_def_must_fail.lean:3:13-3:16: error: invalid 'class', declaration 'Foo' must be inductive datatype or structure
class_def_must_fail.lean:8:18-8:21: error: invalid 'class', declaration 'Bla' must be inductive datatype or structure