error[E0277]: `T` cannot be sent between threads safely --> $DIR/bad-method-typaram-kind.rs:12:7 | LL | 1.bar::(); //~ ERROR `T` cannot be sent between threads safely | ^^^ `T` cannot be sent between threads safely | = help: the trait `std::marker::Send` is not implemented for `T` = help: consider adding a `where T: std::marker::Send` bound error: aborting due to previous error For more information about this error, try `rustc --explain E0277`.