error: current MSRV (Minimum Supported Rust Version) is `1.3.0` but this item is stable since `1.10.0`
  --> tests/ui/incompatible_msrv.rs:14:39
   |
LL |     assert_eq!(map.entry("poneyland").key(), &"poneyland");
   |                                       ^^^^^
   |
   = note: `-D clippy::incompatible-msrv` implied by `-D warnings`
   = help: to override `-D warnings` add `#[allow(clippy::incompatible_msrv)]`

error: current MSRV (Minimum Supported Rust Version) is `1.3.0` but this item is stable since `1.12.0`
  --> tests/ui/incompatible_msrv.rs:18:11
   |
LL |         v.into_key();
   |           ^^^^^^^^^^

error: current MSRV (Minimum Supported Rust Version) is `1.3.0` but this item is stable since `1.4.0`
  --> tests/ui/incompatible_msrv.rs:22:5
   |
LL |     sleep(Duration::new(1, 0));
   |     ^^^^^

error: current MSRV (Minimum Supported Rust Version) is `1.3.0` but this item is stable since `1.6.0`
  --> tests/ui/incompatible_msrv.rs:46:9
   |
LL |         core::panicking::panic("foo");
   |         ^^^^^^^^^^^^^^^^^^^^^^

error: current MSRV (Minimum Supported Rust Version) is `1.3.0` but this item is stable since `1.6.0`
  --> tests/ui/incompatible_msrv.rs:53:13
   |
LL |             core::panicking::panic($msg)
   |             ^^^^^^^^^^^^^^^^^^^^^^
...
LL |     my_panic!("foo");
   |     ---------------- in this macro invocation
   |
   = note: this error originates in the macro `my_panic` (in Nightly builds, run with -Z macro-backtrace for more info)

error: current MSRV (Minimum Supported Rust Version) is `1.3.0` but this item is stable since `1.6.0`
  --> tests/ui/incompatible_msrv.rs:59:13
   |
LL |     assert!(core::panicking::panic("out of luck"));
   |             ^^^^^^^^^^^^^^^^^^^^^^

error: current MSRV (Minimum Supported Rust Version) is `1.80.0` but this item is stable since `1.82.0`
  --> tests/ui/incompatible_msrv.rs:72:13
   |
LL |     let _ = std::iter::repeat_n((), 5);
   |             ^^^^^^^^^^^^^^^^^^^

error: aborting due to 7 previous errors