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error[E0277]: `NotSend` cannot be sent between threads safely
  --> $DIR/partial-drop-partial-reinit.rs:9:16
   |
LL |     gimme_send(foo());
   |     ---------- ^^^^^ `NotSend` cannot be sent between threads safely
   |     |
   |     required by a bound introduced by this call
...
LL | async fn foo() {
   |                - within this `impl Future<Output = ()>`
   |
   = help: within `impl Future<Output = ()>`, the trait `Send` is not implemented for `NotSend`
   = note: required because it appears within the type `(NotSend,)`
   = note: required because it captures the following types: `ResumeTy`, `(NotSend,)`, `()`, `impl Future<Output = ()>`
note: required because it's used within this `async fn` body
  --> $DIR/partial-drop-partial-reinit.rs:31:16
   |
LL |   async fn foo() {
   |  ________________^
LL | |
LL | |
LL | |     let mut x = (NotSend {},);
...  |
LL | |     bar().await;
LL | | }
   | |_^
note: required by a bound in `gimme_send`
  --> $DIR/partial-drop-partial-reinit.rs:17:18
   |
LL | fn gimme_send<T: Send>(t: T) {
   |                  ^^^^ required by this bound in `gimme_send`

error: aborting due to previous error

For more information about this error, try `rustc --explain E0277`.