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error[E0515]: cannot return reference to local variable `x`
--> $DIR/polonius-smoke-test.rs:7:5
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LL | &x //~ ERROR
| ^^ returns a reference to data owned by the current function
error[E0503]: cannot use `x` because it was mutably borrowed
--> $DIR/polonius-smoke-test.rs:13:13
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LL | let y = &mut x;
| ------ borrow of `x` occurs here
LL | let z = x; //~ ERROR
| ^ use of borrowed `x`
LL | let w = y;
| - borrow later used here
error[E0505]: cannot move out of `x` because it is borrowed
--> $DIR/polonius-smoke-test.rs:19:13
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LL | let y = &mut *x;
| ------- borrow of `*x` occurs here
LL | let z = x; //~ ERROR
| ^ move out of `x` occurs here
LL | y
| - borrow later used here
error[E0505]: cannot move out of `s` because it is borrowed
--> $DIR/polonius-smoke-test.rs:43:5
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LL | let r = &mut *s;
| ------- borrow of `*s` occurs here
LL | let tmp = foo(&r);
LL | s; //~ ERROR
| ^ move out of `s` occurs here
LL | tmp;
| --- borrow later used here
error: aborting due to 4 previous errors
Some errors occurred: E0503, E0505, E0515.
For more information about an error, try `rustc --explain E0503`.
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