error: assigning the result of `Clone::clone()` may be inefficient
  --> tests/ui/assigning_clones.rs:25:5
   |
LL |     *mut_thing = value_thing.clone();
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `clone_from()`: `mut_thing.clone_from(&value_thing)`
   |
   = note: `-D clippy::assigning-clones` implied by `-D warnings`
   = help: to override `-D warnings` add `#[allow(clippy::assigning_clones)]`

error: assigning the result of `Clone::clone()` may be inefficient
  --> tests/ui/assigning_clones.rs:29:5
   |
LL |     *mut_thing = ref_thing.clone();
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `clone_from()`: `mut_thing.clone_from(ref_thing)`

error: assigning the result of `Clone::clone()` may be inefficient
  --> tests/ui/assigning_clones.rs:33:5
   |
LL |     mut_thing = ref_thing.clone();
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `clone_from()`: `mut_thing.clone_from(ref_thing)`

error: assigning the result of `Clone::clone()` may be inefficient
  --> tests/ui/assigning_clones.rs:37:5
   |
LL |     *mut_thing = Clone::clone(ref_thing);
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `clone_from()`: `Clone::clone_from(mut_thing, ref_thing)`

error: assigning the result of `Clone::clone()` may be inefficient
  --> tests/ui/assigning_clones.rs:41:5
   |
LL |     mut_thing = Clone::clone(ref_thing);
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `clone_from()`: `Clone::clone_from(&mut mut_thing, ref_thing)`

error: assigning the result of `Clone::clone()` may be inefficient
  --> tests/ui/assigning_clones.rs:45:5
   |
LL |     *mut_thing = Clone::clone(ref_thing);
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `clone_from()`: `Clone::clone_from(mut_thing, ref_thing)`

error: assigning the result of `Clone::clone()` may be inefficient
  --> tests/ui/assigning_clones.rs:49:5
   |
LL |     *mut_thing = HasCloneFrom::clone(ref_thing);
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `clone_from()`: `Clone::clone_from(mut_thing, ref_thing)`

error: assigning the result of `Clone::clone()` may be inefficient
  --> tests/ui/assigning_clones.rs:53:5
   |
LL |     *mut_thing = <HasCloneFrom as Clone>::clone(ref_thing);
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `clone_from()`: `Clone::clone_from(mut_thing, ref_thing)`

error: assigning the result of `Clone::clone()` may be inefficient
  --> tests/ui/assigning_clones.rs:58:5
   |
LL |     *(mut_thing + &mut HasCloneFrom) = ref_thing.clone();
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `clone_from()`: `(mut_thing + &mut HasCloneFrom).clone_from(ref_thing)`

error: assigning the result of `Clone::clone()` may be inefficient
  --> tests/ui/assigning_clones.rs:63:5
   |
LL |     *mut_thing = (ref_thing + ref_thing).clone();
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `clone_from()`: `mut_thing.clone_from(ref_thing + ref_thing)`

error: assigning the result of `Clone::clone()` may be inefficient
  --> tests/ui/assigning_clones.rs:68:5
   |
LL |     s = format!("{} {}", "hello", "world").clone();
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `clone_from()`: `s.clone_from(&format!("{} {}", "hello", "world"))`

error: assigning the result of `Clone::clone()` may be inefficient
  --> tests/ui/assigning_clones.rs:73:5
   |
LL |     s = Clone::clone(&format!("{} {}", "hello", "world"));
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `clone_from()`: `Clone::clone_from(&mut s, &format!("{} {}", "hello", "world"))`

error: assigning the result of `Clone::clone()` may be inefficient
  --> tests/ui/assigning_clones.rs:79:9
   |
LL |         a = b.clone();
   |         ^^^^^^^^^^^^^ help: use `clone_from()`: `a.clone_from(&b)`

error: assigning the result of `Clone::clone()` may be inefficient
  --> tests/ui/assigning_clones.rs:150:5
   |
LL |     a = b.clone();
   |     ^^^^^^^^^^^^^ help: use `clone_from()`: `a.clone_from(&b)`

error: assigning the result of `Clone::clone()` may be inefficient
  --> tests/ui/assigning_clones.rs:157:5
   |
LL |     a = b.clone();
   |     ^^^^^^^^^^^^^ help: use `clone_from()`: `a.clone_from(&b)`

error: assigning the result of `ToOwned::to_owned()` may be inefficient
  --> tests/ui/assigning_clones.rs:158:5
   |
LL |     a = c.to_owned();
   |     ^^^^^^^^^^^^^^^^ help: use `clone_into()`: `c.clone_into(&mut a)`

error: assigning the result of `Clone::clone()` may be inefficient
  --> tests/ui/assigning_clones.rs:188:5
   |
LL |     *a = b.clone();
   |     ^^^^^^^^^^^^^^ help: use `clone_from()`: `(*a).clone_from(&b)`

error: assigning the result of `Clone::clone()` may be inefficient
  --> tests/ui/assigning_clones.rs:192:5
   |
LL |     *a = b.clone();
   |     ^^^^^^^^^^^^^^ help: use `clone_from()`: `(*a).clone_from(&b)`

error: assigning the result of `Clone::clone()` may be inefficient
  --> tests/ui/assigning_clones.rs:196:5
   |
LL |     *a = b.clone();
   |     ^^^^^^^^^^^^^^ help: use `clone_from()`: `(*a).clone_from(&b)`

error: assigning the result of `Clone::clone()` may be inefficient
  --> tests/ui/assigning_clones.rs:200:5
   |
LL |     *a = b.clone();
   |     ^^^^^^^^^^^^^^ help: use `clone_from()`: `a.clone_from(&b)`

error: assigning the result of `Clone::clone()` may be inefficient
  --> tests/ui/assigning_clones.rs:204:5
   |
LL |     *a = Clone::clone(&b);
   |     ^^^^^^^^^^^^^^^^^^^^^ help: use `clone_from()`: `Clone::clone_from(&mut *a, &b)`

error: assigning the result of `Clone::clone()` may be inefficient
  --> tests/ui/assigning_clones.rs:208:5
   |
LL |     *a = Clone::clone(&b);
   |     ^^^^^^^^^^^^^^^^^^^^^ help: use `clone_from()`: `Clone::clone_from(&mut *a, &b)`

error: assigning the result of `ToOwned::to_owned()` may be inefficient
  --> tests/ui/assigning_clones.rs:213:5
   |
LL |     *mut_string = ref_str.to_owned();
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `clone_into()`: `ref_str.clone_into(mut_string)`

error: assigning the result of `ToOwned::to_owned()` may be inefficient
  --> tests/ui/assigning_clones.rs:217:5
   |
LL |     mut_string = ref_str.to_owned();
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `clone_into()`: `ref_str.clone_into(&mut mut_string)`

error: assigning the result of `ToOwned::to_owned()` may be inefficient
  --> tests/ui/assigning_clones.rs:238:5
   |
LL |     **mut_box_string = ref_str.to_owned();
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `clone_into()`: `ref_str.clone_into(&mut (*mut_box_string))`

error: assigning the result of `ToOwned::to_owned()` may be inefficient
  --> tests/ui/assigning_clones.rs:242:5
   |
LL |     **mut_box_string = ref_str.to_owned();
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `clone_into()`: `ref_str.clone_into(&mut (*mut_box_string))`

error: assigning the result of `ToOwned::to_owned()` may be inefficient
  --> tests/ui/assigning_clones.rs:246:5
   |
LL |     *mut_thing = ToOwned::to_owned(ref_str);
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `clone_into()`: `ToOwned::clone_into(ref_str, mut_thing)`

error: assigning the result of `ToOwned::to_owned()` may be inefficient
  --> tests/ui/assigning_clones.rs:250:5
   |
LL |     mut_thing = ToOwned::to_owned(ref_str);
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `clone_into()`: `ToOwned::clone_into(ref_str, &mut mut_thing)`

error: assigning the result of `ToOwned::to_owned()` may be inefficient
  --> tests/ui/assigning_clones.rs:255:5
   |
LL |     s = format!("{} {}", "hello", "world").to_owned();
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `clone_into()`: `format!("{} {}", "hello", "world").clone_into(&mut s)`

error: assigning the result of `ToOwned::to_owned()` may be inefficient
  --> tests/ui/assigning_clones.rs:260:5
   |
LL |     s = ToOwned::to_owned(&format!("{} {}", "hello", "world"));
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `clone_into()`: `ToOwned::clone_into(&format!("{} {}", "hello", "world"), &mut s)`

error: aborting due to 30 previous errors