error: cannot specialize on `'static` lifetime
  --> $DIR/specialization_trait.rs:11:1
   |
LL | impl SpecMarker for &'static u8 {
   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: specializing impl repeats parameter `T`
  --> $DIR/specialization_trait.rs:16:1
   |
LL | impl<T> SpecMarker for (T, T) {
   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: cannot specialize on trait `Clone`
  --> $DIR/specialization_trait.rs:21:9
   |
LL | impl<T: Clone> SpecMarker for [T] {
   |         ^^^^^

error: aborting due to 3 previous errors