1 warning: a method with this name may be added to the standard library in the future
2 --> $DIR/inference_unstable.rs:26:20
4 LL | assert_eq!('x'.ipu_flatten(), 1);
7 = note: #[warn(unstable_name_collision)] on by default
8 = warning: once this method is added to the standard library, there will be ambiguity here, which will cause a hard error!
9 = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
10 = help: call with fully qualified syntax `inference_unstable_itertools::IpuItertools::ipu_flatten(...)` to keep using the current method
11 = note: add #![feature(ipu_flatten)] to the crate attributes to enable `inference_unstable_iterator::IpuIterator::ipu_flatten`