| error[E0391]: cycle detected when finding trait impls of `Foo` |
| --> $DIR/unknown-lifetime-ice-119827.rs:1:1 |
| | |
| LL | trait Foo { |
| | ^^^^^^^^^ |
| | |
| note: ...which requires computing type of `<impl at $DIR/unknown-lifetime-ice-119827.rs:8:1: 8:26>`... |
| --> $DIR/unknown-lifetime-ice-119827.rs:8:1 |
| | |
| LL | impl Foo for Box<dyn Foo> {} |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^ |
| = note: ...which again requires finding trait impls of `Foo`, completing the cycle |
| note: cycle used when checking that `Foo` is well-formed |
| --> $DIR/unknown-lifetime-ice-119827.rs:1:1 |
| | |
| LL | trait Foo { |
| | ^^^^^^^^^ |
| = note: see https://rustc-dev-guide.rust-lang.org/overview.html#queries and https://rustc-dev-guide.rust-lang.org/query.html for more information |
| |
| error: aborting due to 1 previous error |
| |
| For more information about this error, try `rustc --explain E0391`. |