error[E0453]: allow(test_lint) incompatible with previous forbid
  --> $DIR/lint-plugin-forbid-attrs.rs:11:9
   |
LL | #![forbid(test_lint)]
   |           --------- `forbid` level set here
...
LL | #[allow(test_lint)]
   |         ^^^^^^^^^ overruled by previous forbid

error: item is named 'lintme'
  --> $DIR/lint-plugin-forbid-attrs.rs:9:1
   |
LL | fn lintme() {}
   | ^^^^^^^^^^^^^^
   |
note: the lint level is defined here
  --> $DIR/lint-plugin-forbid-attrs.rs:7:11
   |
LL | #![forbid(test_lint)]
   |           ^^^^^^^^^

error[E0453]: allow(test_lint) incompatible with previous forbid
  --> $DIR/lint-plugin-forbid-attrs.rs:11:9
   |
LL | #![forbid(test_lint)]
   |           --------- `forbid` level set here
...
LL | #[allow(test_lint)]
   |         ^^^^^^^^^ overruled by previous forbid
   |
   = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no`

warning: use of deprecated attribute `plugin`: compiler plugins are deprecated. See https://github.com/rust-lang/rust/pull/64675
  --> $DIR/lint-plugin-forbid-attrs.rs:5:1
   |
LL | #![plugin(lint_plugin_test)]
   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: may be removed in a future compiler version
   |
   = note: `#[warn(deprecated)]` on by default

error: aborting due to 3 previous errors; 1 warning emitted

For more information about this error, try `rustc --explain E0453`.