error[E0152]: duplicate lang item found: `arc`. | |
--> $DIR/E0152.rs:4:1 | |
| | |
LL | struct Foo; | |
| ^^^^^^^^^^^ | |
| | |
= note: first defined in crate `alloc`. | |
error: aborting due to previous error | |
For more information about this error, try `rustc --explain E0152`. |