[INFO] crate cache 0.2.0 is already in cache
[INFO] extracting crate cache 0.2.0 into work/ex/clippy-test-run/sources/stable/reg/cache/0.2.0
[INFO] extracting crate cache 0.2.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/cache/0.2.0
[INFO] validating manifest of cache-0.2.0 on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of cache-0.2.0 on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing cache-0.2.0
[INFO] finished frobbing cache-0.2.0
[INFO] frobbed toml for cache-0.2.0 written to work/ex/clippy-test-run/sources/stable/reg/cache/0.2.0/Cargo.toml
[INFO] started frobbing cache-0.2.0
[INFO] finished frobbing cache-0.2.0
[INFO] frobbed toml for cache-0.2.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/cache/0.2.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting cache-0.2.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-7/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/cache/0.2.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] cf1f8545cd0f3e84fda855f0e1b0f8bd45bd9ffc7ed8afb00a8c519f6812ebc2
[INFO] running `"docker" "start" "-a" "cf1f8545cd0f3e84fda855f0e1b0f8bd45bd9ffc7ed8afb00a8c519f6812ebc2"`
[INFO] [stderr]     Checking seahash v3.0.5
[INFO] [stderr]     Checking stable-heap v0.1.0
[INFO] [stderr]     Checking cache v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: transmute from a pointer type (`*const std::mem::ManuallyDrop<u8>`) to a reference type (`&mut std::mem::ManuallyDrop<V>`)
[INFO] [stderr]   --> src/lib.rs:29:41
[INFO] [stderr]    |
[INFO] [stderr] 29 |         let ptr: &mut ManuallyDrop<V> = mem::transmute(ptr);
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^ help: try: `&mut *(ptr as *mut std::mem::ManuallyDrop<V>)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::transmute_ptr_to_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_ptr_to_ref
[INFO] [stderr] 
[INFO] [stderr] warning: use of `offset` with a `usize` casted to an `isize`
[INFO] [stderr]    --> src/lib.rs:293:31
[INFO] [stderr]     |
[INFO] [stderr] 293 |                     let ptr = self.slab.offset(found as isize);
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.slab.add(found)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::ptr_offset_with_cast)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_offset_with_cast
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a pointer to a pointer
[INFO] [stderr]    --> src/lib.rs:294:49
[INFO] [stderr]     |
[INFO] [stderr] 294 |                     let ptr: *mut Entry<K, V> = mem::transmute(ptr);
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^^^^^^^^ help: try: `ptr as *mut Entry<K, V>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::transmute_ptr_to_ptr)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_ptr_to_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a pointer type (`*mut u8`) to a reference type (`&Entry<K, u8>`)
[INFO] [stderr]    --> src/lib.rs:306:60
[INFO] [stderr]     |
[INFO] [stderr] 306 |                                 let entry: &Entry<K, u8> = mem::transmute(self.slab.offset(offset as isize));
[INFO] [stderr]     |                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&*(self.slab.offset(offset as isize) as *const Entry<K, u8>)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_ptr_to_ref
[INFO] [stderr] 
[INFO] [stderr] warning: use of `offset` with a `usize` casted to an `isize`
[INFO] [stderr]    --> src/lib.rs:306:75
[INFO] [stderr]     |
[INFO] [stderr] 306 |                                 let entry: &Entry<K, u8> = mem::transmute(self.slab.offset(offset as isize));
[INFO] [stderr]     |                                                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.slab.add(offset)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_offset_with_cast
[INFO] [stderr] 
[INFO] [stderr] warning: very complex type used. Consider factoring parts into `type` definitions
[INFO] [stderr]    --> src/lib.rs:326:10
[INFO] [stderr]     |
[INFO] [stderr] 326 |     ) -> Option<Vec<(usize, &fn(*const ManuallyDrop<u8>))>> {
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::type_complexity)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#type_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: use of `offset` with a `usize` casted to an `isize`
[INFO] [stderr]    --> src/lib.rs:335:31
[INFO] [stderr]     |
[INFO] [stderr] 335 |                     let ptr = self.slab.offset(*offset as isize);
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.slab.add(*offset)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_offset_with_cast
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a pointer type (`*mut u8`) to a reference type (`&mut Entry<K, ()>`)
[INFO] [stderr]    --> src/lib.rs:336:52
[INFO] [stderr]     |
[INFO] [stderr] 336 |                     let entry: &mut Entry<K, ()> = mem::transmute(ptr);
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^^^ help: try: `&mut *(ptr as *mut Entry<K, ()>)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_ptr_to_ref
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/lib.rs:342:36
[INFO] [stderr]     |
[INFO] [stderr] 342 |                                 if adjacent.len() > 0 {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!adjacent.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/lib.rs:350:36
[INFO] [stderr]     |
[INFO] [stderr] 350 |                         None => if adjacent.len() > 0 {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!adjacent.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/lib.rs:358:12
[INFO] [stderr]     |
[INFO] [stderr] 358 |         if adjacent.len() > 0 {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!adjacent.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: use of `offset` with a `usize` casted to an `isize`
[INFO] [stderr]    --> src/lib.rs:380:37
[INFO] [stderr]     |
[INFO] [stderr] 380 |                                     self.slab.offset(*entry_offset as isize);
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.slab.add(*entry_offset)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_offset_with_cast
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a pointer type (`*mut u8`) to a reference type (`&Entry<K, ()>`)
[INFO] [stderr]    --> src/lib.rs:381:60
[INFO] [stderr]     |
[INFO] [stderr] 381 |                                 let entry: &Entry<K, ()> = mem::transmute(ptr);
[INFO] [stderr]     |                                                            ^^^^^^^^^^^^^^^^^^^ help: try: `&*(ptr as *const Entry<K, ()>)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_ptr_to_ref
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/lib.rs:385:29
[INFO] [stderr]     |
[INFO] [stderr] 385 | /                             match last_end {
[INFO] [stderr] 386 | |                                 Some(n) => {
[INFO] [stderr] 387 | |                                     // empty space after last entry
[INFO] [stderr] 388 | |                                     full_size += entry_offset - n;
[INFO] [stderr] 389 | |                                 }
[INFO] [stderr] 390 | |                                 None => (),
[INFO] [stderr] 391 | |                             }
[INFO] [stderr]     | |_____________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 385 |                             if let Some(n) = last_end {
[INFO] [stderr] 386 |     // empty space after last entry
[INFO] [stderr] 387 |     full_size += entry_offset - n;
[INFO] [stderr] 388 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: use of `offset` with a `usize` casted to an `isize`
[INFO] [stderr]    --> src/lib.rs:433:27
[INFO] [stderr]     |
[INFO] [stderr] 433 |                 let ptr = self.slab.offset(*offset as isize);
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.slab.add(*offset)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_offset_with_cast
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a pointer type (`*mut u8`) to a reference type (`&'a Entry<K, V>`)
[INFO] [stderr]    --> src/lib.rs:434:43
[INFO] [stderr]     |
[INFO] [stderr] 434 |                 let entry: &Entry<K, V> = mem::transmute(ptr);
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^^^^^^^ help: try: `&*(ptr as *const Entry<K, V>)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_ptr_to_ref
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a pointer type (`*const std::mem::ManuallyDrop<u8>`) to a reference type (`&mut std::mem::ManuallyDrop<V>`)
[INFO] [stderr]   --> src/lib.rs:29:41
[INFO] [stderr]    |
[INFO] [stderr] 29 |         let ptr: &mut ManuallyDrop<V> = mem::transmute(ptr);
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^ help: try: `&mut *(ptr as *mut std::mem::ManuallyDrop<V>)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::transmute_ptr_to_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_ptr_to_ref
[INFO] [stderr] 
[INFO] [stderr] warning: use of `offset` with a `usize` casted to an `isize`
[INFO] [stderr]    --> src/lib.rs:293:31
[INFO] [stderr]     |
[INFO] [stderr] 293 |                     let ptr = self.slab.offset(found as isize);
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.slab.add(found)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::ptr_offset_with_cast)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_offset_with_cast
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a pointer to a pointer
[INFO] [stderr]    --> src/lib.rs:294:49
[INFO] [stderr]     |
[INFO] [stderr] 294 |                     let ptr: *mut Entry<K, V> = mem::transmute(ptr);
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^^^^^^^^ help: try: `ptr as *mut Entry<K, V>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::transmute_ptr_to_ptr)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_ptr_to_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a pointer type (`*mut u8`) to a reference type (`&Entry<K, u8>`)
[INFO] [stderr]    --> src/lib.rs:306:60
[INFO] [stderr]     |
[INFO] [stderr] 306 |                                 let entry: &Entry<K, u8> = mem::transmute(self.slab.offset(offset as isize));
[INFO] [stderr]     |                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&*(self.slab.offset(offset as isize) as *const Entry<K, u8>)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_ptr_to_ref
[INFO] [stderr] 
[INFO] [stderr] warning: use of `offset` with a `usize` casted to an `isize`
[INFO] [stderr]    --> src/lib.rs:306:75
[INFO] [stderr]     |
[INFO] [stderr] 306 |                                 let entry: &Entry<K, u8> = mem::transmute(self.slab.offset(offset as isize));
[INFO] [stderr]     |                                                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.slab.add(offset)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_offset_with_cast
[INFO] [stderr] 
[INFO] [stderr] warning: very complex type used. Consider factoring parts into `type` definitions
[INFO] [stderr]    --> src/lib.rs:326:10
[INFO] [stderr]     |
[INFO] [stderr] 326 |     ) -> Option<Vec<(usize, &fn(*const ManuallyDrop<u8>))>> {
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::type_complexity)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#type_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: use of `offset` with a `usize` casted to an `isize`
[INFO] [stderr]    --> src/lib.rs:335:31
[INFO] [stderr]     |
[INFO] [stderr] 335 |                     let ptr = self.slab.offset(*offset as isize);
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.slab.add(*offset)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_offset_with_cast
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a pointer type (`*mut u8`) to a reference type (`&mut Entry<K, ()>`)
[INFO] [stderr]    --> src/lib.rs:336:52
[INFO] [stderr]     |
[INFO] [stderr] 336 |                     let entry: &mut Entry<K, ()> = mem::transmute(ptr);
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^^^ help: try: `&mut *(ptr as *mut Entry<K, ()>)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_ptr_to_ref
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/lib.rs:342:36
[INFO] [stderr]     |
[INFO] [stderr] 342 |                                 if adjacent.len() > 0 {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!adjacent.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/lib.rs:350:36
[INFO] [stderr]     |
[INFO] [stderr] 350 |                         None => if adjacent.len() > 0 {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!adjacent.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/lib.rs:358:12
[INFO] [stderr]     |
[INFO] [stderr] 358 |         if adjacent.len() > 0 {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!adjacent.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: use of `offset` with a `usize` casted to an `isize`
[INFO] [stderr]    --> src/lib.rs:380:37
[INFO] [stderr]     |
[INFO] [stderr] 380 |                                     self.slab.offset(*entry_offset as isize);
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.slab.add(*entry_offset)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_offset_with_cast
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a pointer type (`*mut u8`) to a reference type (`&Entry<K, ()>`)
[INFO] [stderr]    --> src/lib.rs:381:60
[INFO] [stderr]     |
[INFO] [stderr] 381 |                                 let entry: &Entry<K, ()> = mem::transmute(ptr);
[INFO] [stderr]     |                                                            ^^^^^^^^^^^^^^^^^^^ help: try: `&*(ptr as *const Entry<K, ()>)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_ptr_to_ref
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/lib.rs:385:29
[INFO] [stderr]     |
[INFO] [stderr] 385 | /                             match last_end {
[INFO] [stderr] 386 | |                                 Some(n) => {
[INFO] [stderr] 387 | |                                     // empty space after last entry
[INFO] [stderr] 388 | |                                     full_size += entry_offset - n;
[INFO] [stderr] 389 | |                                 }
[INFO] [stderr] 390 | |                                 None => (),
[INFO] [stderr] 391 | |                             }
[INFO] [stderr]     | |_____________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 385 |                             if let Some(n) = last_end {
[INFO] [stderr] 386 |     // empty space after last entry
[INFO] [stderr] 387 |     full_size += entry_offset - n;
[INFO] [stderr] 388 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: use of `offset` with a `usize` casted to an `isize`
[INFO] [stderr]    --> src/lib.rs:433:27
[INFO] [stderr]     |
[INFO] [stderr] 433 |                 let ptr = self.slab.offset(*offset as isize);
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.slab.add(*offset)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_offset_with_cast
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a pointer type (`*mut u8`) to a reference type (`&'a Entry<K, V>`)
[INFO] [stderr]    --> src/lib.rs:434:43
[INFO] [stderr]     |
[INFO] [stderr] 434 |                 let entry: &Entry<K, V> = mem::transmute(ptr);
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^^^^^^^ help: try: `&*(ptr as *const Entry<K, V>)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_ptr_to_ref
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/lib.rs:518:41
[INFO] [stderr]     |
[INFO] [stderr] 518 |             assert_eq!(*cache.insert(i, block.clone()), block.clone());
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^ help: try removing the `clone` call: `block`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::clone_on_copy)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/lib.rs:518:57
[INFO] [stderr]     |
[INFO] [stderr] 518 |             assert_eq!(*cache.insert(i, block.clone()), block.clone());
[INFO] [stderr]     |                                                         ^^^^^^^^^^^^^ help: try removing the `clone` call: `block`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/lib.rs:536:45
[INFO] [stderr]     |
[INFO] [stderr] 536 |                 assert_eq!(*cache.insert(i, block.clone()), block.clone());
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^ help: try removing the `clone` call: `block`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/lib.rs:536:61
[INFO] [stderr]     |
[INFO] [stderr] 536 |                 assert_eq!(*cache.insert(i, block.clone()), block.clone());
[INFO] [stderr]     |                                                             ^^^^^^^^^^^^^ help: try removing the `clone` call: `block`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/lib.rs:553:41
[INFO] [stderr]     |
[INFO] [stderr] 553 |             assert_eq!(*cache.insert(i, block.clone()), block.clone());
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^ help: try removing the `clone` call: `block`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/lib.rs:553:57
[INFO] [stderr]     |
[INFO] [stderr] 553 |             assert_eq!(*cache.insert(i, block.clone()), block.clone());
[INFO] [stderr]     |                                                         ^^^^^^^^^^^^^ help: try removing the `clone` call: `block`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/lib.rs:575:45
[INFO] [stderr]     |
[INFO] [stderr] 575 |             assert_eq!(*cache.insert(i + n, block.clone()), block.clone());
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^ help: try removing the `clone` call: `block`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/lib.rs:575:61
[INFO] [stderr]     |
[INFO] [stderr] 575 |             assert_eq!(*cache.insert(i + n, block.clone()), block.clone());
[INFO] [stderr]     |                                                             ^^^^^^^^^^^^^ help: try removing the `clone` call: `block`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/lib.rs:591:18
[INFO] [stderr]     |
[INFO] [stderr] 591 |         for i in 1..n + 1 {
[INFO] [stderr]     |                  ^^^^^^^^ help: use: `1..=n`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::range_plus_one)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/lib.rs:593:41
[INFO] [stderr]     |
[INFO] [stderr] 593 |             assert_eq!(*cache.insert(i, block.clone()), block.clone());
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^ help: try removing the `clone` call: `block`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/lib.rs:593:57
[INFO] [stderr]     |
[INFO] [stderr] 593 |             assert_eq!(*cache.insert(i, block.clone()), block.clone());
[INFO] [stderr]     |                                                         ^^^^^^^^^^^^^ help: try removing the `clone` call: `block`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/lib.rs:610:41
[INFO] [stderr]     |
[INFO] [stderr] 610 |             assert_eq!(*cache.insert(i, block.clone()), block.clone());
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^ help: try removing the `clone` call: `block`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/lib.rs:610:57
[INFO] [stderr]     |
[INFO] [stderr] 610 |             assert_eq!(*cache.insert(i, block.clone()), block.clone());
[INFO] [stderr]     |                                                         ^^^^^^^^^^^^^ help: try removing the `clone` call: `block`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.37s
[INFO] running `"docker" "inspect" "cf1f8545cd0f3e84fda855f0e1b0f8bd45bd9ffc7ed8afb00a8c519f6812ebc2"`
[INFO] running `"docker" "rm" "-f" "cf1f8545cd0f3e84fda855f0e1b0f8bd45bd9ffc7ed8afb00a8c519f6812ebc2"`
[INFO] [stdout] cf1f8545cd0f3e84fda855f0e1b0f8bd45bd9ffc7ed8afb00a8c519f6812ebc2