error: manual implementation of `BuildHasher::hash_one`
  --> tests/ui/manual_hash_one.rs:9:5
   |
LL |     hasher.finish()
   |     ^^^^^^^^^^^^^^^
   |
   = note: `-D clippy::manual-hash-one` implied by `-D warnings`
   = help: to override `-D warnings` add `#[allow(clippy::manual_hash_one)]`
help: try
   |
LL ~     
LL ~     
LL ~     b.hash_one(&true)
   |

error: manual implementation of `BuildHasher::hash_one`
  --> tests/ui/manual_hash_one.rs:15:13
   |
LL |     let _ = hasher.finish();
   |             ^^^^^^^^^^^^^^^
   |
help: try
   |
LL ~     
LL ~     
LL ~     let _ = b.hash_one(&s[4..10]);
   |

error: manual implementation of `BuildHasher::hash_one`
  --> tests/ui/manual_hash_one.rs:21:13
   |
LL |     let _ = hasher.finish();
   |             ^^^^^^^^^^^^^^^
   |
help: try
   |
LL ~     
LL ~     
LL ~     let _ = b.hash_one(&v);
   |

error: manual implementation of `BuildHasher::hash_one`
  --> tests/ui/manual_hash_one.rs:88:13
   |
LL |     let _ = hasher.finish();
   |             ^^^^^^^^^^^^^^^
   |
help: try
   |
LL ~     
LL ~     
LL ~     let _ = b.hash_one(&v);
   |

error: aborting due to 4 previous errors