scopedInstanceOutsideNamespace.lean:1:0-2:38: error: Scoped attributes must be used inside namespaces "true" scopedInstanceOutsideNamespace.lean:6:0-6:30: error: Scoped attributes must be used inside namespaces scopedInstanceOutsideNamespace.lean:6:0-6:30: error: invalid syntax node kind `«term_+__1»` scopedInstanceOutsideNamespace.lean:6:0-6:30: error: Scoped attributes must be used inside namespaces scopedInstanceOutsideNamespace.lean:8:2-8:17: error: Scoped attributes must be used inside namespaces scopedInstanceOutsideNamespace.lean:8:0-10:38: warning: Definition `myInst` of class type must be marked with `@[reducible]` or `@[implicit_reducible]`