error: used `unwrap()` on an `Option` value
  --> $DIR/unwrap_expect_used.rs:27:5
   |
LL |     Some(3).unwrap();
   |     ^^^^^^^^^^^^^^^^
   |
   = note: if this value is `None`, it will panic
   = note: `-D clippy::unwrap-used` implied by `-D warnings`
   = help: to override `-D warnings` add `#[allow(clippy::unwrap_used)]`

error: used `expect()` on an `Option` value
  --> $DIR/unwrap_expect_used.rs:29:5
   |
LL |     Some(3).expect("Hello world!");
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
   = note: if this value is `None`, it will panic
   = note: `-D clippy::expect-used` implied by `-D warnings`
   = help: to override `-D warnings` add `#[allow(clippy::expect_used)]`

error: used `unwrap()` on a `Result` value
  --> $DIR/unwrap_expect_used.rs:45:5
   |
LL |     a.unwrap();
   |     ^^^^^^^^^^
   |
   = note: if this value is an `Err`, it will panic

error: used `expect()` on a `Result` value
  --> $DIR/unwrap_expect_used.rs:47:5
   |
LL |     a.expect("Hello world!");
   |     ^^^^^^^^^^^^^^^^^^^^^^^^
   |
   = note: if this value is an `Err`, it will panic

error: used `unwrap_err()` on a `Result` value
  --> $DIR/unwrap_expect_used.rs:49:5
   |
LL |     a.unwrap_err();
   |     ^^^^^^^^^^^^^^
   |
   = note: if this value is an `Ok`, it will panic

error: used `expect_err()` on a `Result` value
  --> $DIR/unwrap_expect_used.rs:51:5
   |
LL |     a.expect_err("Hello error!");
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
   = note: if this value is an `Ok`, it will panic

error: aborting due to 6 previous errors