error: using a potentially dangerous silent `as` conversion
  --> tests/ui/as_conversions.rs:10:13
   |
LL |     let i = 0u32 as u64;
   |             ^^^^^^^^^^^
   |
   = help: consider using a safe wrapper for this conversion
   = note: `-D clippy::as-conversions` implied by `-D warnings`
   = help: to override `-D warnings` add `#[allow(clippy::as_conversions)]`

error: using a potentially dangerous silent `as` conversion
  --> tests/ui/as_conversions.rs:12:13
   |
LL |     let j = &i as *const u64 as *mut u64;
   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
   = help: consider using a safe wrapper for this conversion

error: using a potentially dangerous silent `as` conversion
  --> tests/ui/as_conversions.rs:12:13
   |
LL |     let j = &i as *const u64 as *mut u64;
   |             ^^^^^^^^^^^^^^^^
   |
   = help: consider using a safe wrapper for this conversion

error: aborting due to 3 previous errors