error: transmute from `std::vec::Vec<u8>` to `std::vec::Vec<u32>` with mismatched layout is unsound --> $DIR/transmute_collection.rs:9:17 | LL | let _ = transmute::<_, Vec<u32>>(vec![0u8]); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | = note: `-D clippy::unsound-collection-transmute` implied by `-D warnings` error: transmute from `std::vec::Vec<u32>` to `std::vec::Vec<[u8; 4]>` with mismatched layout is unsound --> $DIR/transmute_collection.rs:11:17 | LL | let _ = transmute::<_, Vec<[u8; 4]>>(vec![1234u32]); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error: transmute from `std::collections::VecDeque<u8>` to `std::collections::VecDeque<u32>` with mismatched layout is unsound --> $DIR/transmute_collection.rs:14:17 | LL | let _ = transmute::<_, VecDeque<u32>>(VecDeque::<u8>::new()); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error: transmute from `std::collections::VecDeque<[u8; 4]>` to `std::collections::VecDeque<u32>` with mismatched layout is unsound --> $DIR/transmute_collection.rs:16:17 | LL | let _ = transmute::<_, VecDeque<u32>>(VecDeque::<[u8; 4]>::new()); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error: transmute from `std::collections::BinaryHeap<u8>` to `std::collections::BinaryHeap<u32>` with mismatched layout is unsound --> $DIR/transmute_collection.rs:19:17 | LL | let _ = transmute::<_, BinaryHeap<u32>>(BinaryHeap::<u8>::new()); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error: transmute from `std::collections::BinaryHeap<[u8; 4]>` to `std::collections::BinaryHeap<u32>` with mismatched layout is unsound --> $DIR/transmute_collection.rs:21:17 | LL | let _ = transmute::<_, BinaryHeap<u32>>(BinaryHeap::<[u8; 4]>::new()); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error: transmute from `std::collections::BTreeSet<u8>` to `std::collections::BTreeSet<u32>` with mismatched layout is unsound --> $DIR/transmute_collection.rs:24:17 | LL | let _ = transmute::<_, BTreeSet<u32>>(BTreeSet::<u8>::new()); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error: transmute from `std::collections::BTreeSet<[u8; 4]>` to `std::collections::BTreeSet<u32>` with mismatched layout is unsound --> $DIR/transmute_collection.rs:26:17 | LL | let _ = transmute::<_, BTreeSet<u32>>(BTreeSet::<[u8; 4]>::new()); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error: transmute from `std::collections::HashSet<u8>` to `std::collections::HashSet<u32>` with mismatched layout is unsound --> $DIR/transmute_collection.rs:29:17 | LL | let _ = transmute::<_, HashSet<u32>>(HashSet::<u8>::new()); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error: transmute from `std::collections::HashSet<[u8; 4]>` to `std::collections::HashSet<u32>` with mismatched layout is unsound --> $DIR/transmute_collection.rs:31:17 | LL | let _ = transmute::<_, HashSet<u32>>(HashSet::<[u8; 4]>::new()); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error: transmute from `std::collections::BTreeMap<u8, u8>` to `std::collections::BTreeMap<u8, u32>` with mismatched layout is unsound --> $DIR/transmute_collection.rs:34:17 | LL | let _ = transmute::<_, BTreeMap<u8, u32>>(BTreeMap::<u8, u8>::new()); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error: transmute from `std::collections::BTreeMap<u32, u32>` to `std::collections::BTreeMap<u8, u32>` with mismatched layout is unsound --> $DIR/transmute_collection.rs:35:17 | LL | let _ = transmute::<_, BTreeMap<u8, u32>>(BTreeMap::<u32, u32>::new()); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error: transmute from `std::collections::BTreeMap<u8, [u8; 4]>` to `std::collections::BTreeMap<u8, u32>` with mismatched layout is unsound --> $DIR/transmute_collection.rs:37:17 | LL | let _ = transmute::<_, BTreeMap<u8, u32>>(BTreeMap::<u8, [u8; 4]>::new()); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error: transmute from `std::collections::BTreeMap<[u8; 4], u32>` to `std::collections::BTreeMap<u32, u32>` with mismatched layout is unsound --> $DIR/transmute_collection.rs:38:17 | LL | let _ = transmute::<_, BTreeMap<u32, u32>>(BTreeMap::<[u8; 4], u32>::new()); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error: transmute from `std::collections::HashMap<u8, u8>` to `std::collections::HashMap<u8, u32>` with mismatched layout is unsound --> $DIR/transmute_collection.rs:41:17 | LL | let _ = transmute::<_, HashMap<u8, u32>>(HashMap::<u8, u8>::new()); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error: transmute from `std::collections::HashMap<u32, u32>` to `std::collections::HashMap<u8, u32>` with mismatched layout is unsound --> $DIR/transmute_collection.rs:42:17 | LL | let _ = transmute::<_, HashMap<u8, u32>>(HashMap::<u32, u32>::new()); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error: transmute from `std::collections::HashMap<u8, [u8; 4]>` to `std::collections::HashMap<u8, u32>` with mismatched layout is unsound --> $DIR/transmute_collection.rs:44:17 | LL | let _ = transmute::<_, HashMap<u8, u32>>(HashMap::<u8, [u8; 4]>::new()); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error: transmute from `std::collections::HashMap<[u8; 4], u32>` to `std::collections::HashMap<u32, u32>` with mismatched layout is unsound --> $DIR/transmute_collection.rs:45:17 | LL | let _ = transmute::<_, HashMap<u32, u32>>(HashMap::<[u8; 4], u32>::new()); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error: aborting due to 18 previous errors