error: `std::string::String` may not be held across an `await` point per `clippy.toml`
  --> $DIR/await_holding_invalid_type.rs:5:9
   |
LL |     let _x = String::from("hello");
   |         ^^
   |
   = note: strings are bad (from clippy.toml)
   = note: `-D clippy::await-holding-invalid-type` implied by `-D warnings`

error: `std::net::Ipv4Addr` may not be held across an `await` point per `clippy.toml`
  --> $DIR/await_holding_invalid_type.rs:10:9
   |
LL |     let _x = Ipv4Addr::new(127, 0, 0, 1);
   |         ^^

error: `std::string::String` may not be held across an `await` point per `clippy.toml`
  --> $DIR/await_holding_invalid_type.rs:31:13
   |
LL |         let _x = String::from("hi!");
   |             ^^
   |
   = note: strings are bad (from clippy.toml)

error: aborting due to 3 previous errors