error: Variant C not covered
 --> tests/compilation_failure_tests/iteration_order/repeated_variant.rs:4:18
  |
4 | #[iteration_order(A, B, A)]
  |                  ^^^^^^^^^
  |
  = note: Each variant of `Enum` should appear exactly once in the iteration order

error[E0601]: `main` function not found in crate `$CRATE`
 --> tests/compilation_failure_tests/iteration_order/repeated_variant.rs:7:2
  |
7 | }
  |  ^ consider adding a `main` function to `$DIR/tests/compilation_failure_tests/iteration_order/repeated_variant.rs`