error: the lint `TEST_LINT_DEFAULT` has the default lint description
  --> $DIR/default_lint.rs:18:1
   |
LL | / declare_tool_lint! {
LL | |     pub clippy::TEST_LINT_DEFAULT,
LL | |     Warn,
LL | |     "default lint description",
LL | |     report_in_external_macro: true
LL | | }
   | |_^
   |
note: the lint level is defined here
  --> $DIR/default_lint.rs:1:9
   |
LL | #![deny(clippy::internal)]
   |         ^^^^^^^^^^^^^^^^
   = note: `#[deny(clippy::default_lint)]` implied by `#[deny(clippy::internal)]`
   = note: this error originates in the macro `$crate::declare_tool_lint` which comes from the expansion of the macro `declare_tool_lint` (in Nightly builds, run with -Z macro-backtrace for more info)

error: aborting due to 1 previous error