error[E0277]: the trait bound `[bool; 2]: From<[bool; 3]>` is not satisfied --> fail/subscription/argument_wrong_default_array.rs:10:1 | 10 | #[graphql_subscription] | ^^^^^^^^^^^^^^^^^^^^^^^ the trait `From<[bool; 3]>` is not implemented for `[bool; 2]`, which is required by `[bool; 3]: Into<_>` | = help: the following other types implement trait `From`: <[bool; N] as From>> <[T; N] as From>> <[T; 1] as From<(T,)>> <[T; 2] as From<(T, T)>> <[T; 3] as From<(T, T, T)>> <[T; 4] as From<(T, T, T, T)>> <[T; 5] as From<(T, T, T, T, T)>> <[T; 6] as From<(T, T, T, T, T, T)>> and $N others = note: required for `[bool; 3]` to implement `Into<[bool; 2]>` = note: this error originates in the attribute macro `graphql_subscription` (in Nightly builds, run with -Z macro-backtrace for more info)