1 error[E0277]: `T` cannot be sent between threads safely
2 --> $DIR/typeck-default-trait-impl-send-param.rs:15:5
4 LL | is_send::<T>() //~ ERROR E0277
5 | ^^^^^^^^^^^^ `T` cannot be sent between threads safely
7 = help: the trait `std::marker::Send` is not implemented for `T`
8 = help: consider adding a `where T: std::marker::Send` bound
9 note: required by `is_send`
10 --> $DIR/typeck-default-trait-impl-send-param.rs:18:1
12 LL | fn is_send<T:Send>() {
13 | ^^^^^^^^^^^^^^^^^^^^
15 error: aborting due to previous error
17 For more information about this error, try `rustc --explain E0277`.