[INFO] fetching crate rust_examples 0.1.11...
[INFO] testing rust_examples-0.1.11 against nightly-2025-01-18 for randomize-layout-2
[INFO] extracting crate rust_examples 0.1.11 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate rust_examples 0.1.11 on toolchain nightly-2025-01-18
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2025-01-18" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust_examples 0.1.11
[INFO] finished tweaking crates.io crate rust_examples 0.1.11
[INFO] tweaked toml for crates.io crate rust_examples 0.1.11 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate rust_examples 0.1.11 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2025-01-18" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 75ae7dd567085659c12bb0e555aae746d131fe177a672ceecb898d2aedcbec88
[INFO] running `Command { std: "docker" "start" "-a" "75ae7dd567085659c12bb0e555aae746d131fe177a672ceecb898d2aedcbec88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75ae7dd567085659c12bb0e555aae746d131fe177a672ceecb898d2aedcbec88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75ae7dd567085659c12bb0e555aae746d131fe177a672ceecb898d2aedcbec88", kill_on_drop: false }`
[INFO] [stdout] 75ae7dd567085659c12bb0e555aae746d131fe177a672ceecb898d2aedcbec88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ad98375759a13f0c363cef837c89f5d527ca73f7f35eef7b6af9b24d03b875d
[INFO] running `Command { std: "docker" "start" "-a" "2ad98375759a13f0c363cef837c89f5d527ca73f7f35eef7b6af9b24d03b875d", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_examples v0.1.11 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/rustonomicon/vec.rs:147:9
[INFO] [stdout]     |
[INFO] [stdout] 147 |         unsafe {
[INFO] [stdout]     |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Node` is never constructed
[INFO] [stdout]  --> src/list_fifth.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Node<T> {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Link` is never used
[INFO] [stdout]  --> src/list_fifth.rs:5:6
[INFO] [stdout]   |
[INFO] [stdout] 5 | type Link<T> = Option<Box<Node<T>>>;
[INFO] [stdout]   |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `List` is never constructed
[INFO] [stdout]  --> src/list_fifth.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct List<'a, T> {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `push`, and `pop` are never used
[INFO] [stdout]   --> src/list_fifth.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl<'a, T> List<'a, T> {
[INFO] [stdout]    | ----------------------- associated items in this implementation
[INFO] [stdout] 12 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub fn push(&'a mut self, element: T) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn pop(&'a mut self) -> Option<T> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/list_eighth.rs:28:12
[INFO] [stdout]     |
[INFO] [stdout] 19  | impl<T> LinkedList<T> {
[INFO] [stdout]     | --------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 28  |     pub fn push_front(&mut self, element: T) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90  |     pub fn front(&self) -> Option<&T> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93  |     pub fn back(&self) -> Option<&T> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 96  |     pub fn front_mut(&mut self) -> Option<&mut T> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 99  |     pub fn back_mut(&mut self) -> Option<&mut T> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 105 |     pub fn is_empty(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 108 |     pub fn clear(&mut self) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `IterMut` is never constructed
[INFO] [stdout]    --> src/list_eighth.rs:170:8
[INFO] [stdout]     |
[INFO] [stdout] 170 | struct IterMut<'a, T> {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `iter_mut` is never used
[INFO] [stdout]    --> src/list_eighth.rs:177:12
[INFO] [stdout]     |
[INFO] [stdout] 176 | impl<T> LinkedList<T> {
[INFO] [stdout]     | --------------------- method in this implementation
[INFO] [stdout] 177 |     pub fn iter_mut(&mut self) -> IterMut<T> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `into_iter` is never used
[INFO] [stdout]    --> src/list_eighth.rs:249:12
[INFO] [stdout]     |
[INFO] [stdout] 248 | impl<T> LinkedList<T> {
[INFO] [stdout]     | --------------------- method in this implementation
[INFO] [stdout] 249 |     pub fn into_iter(self) -> IntoIter<T> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CursorMut` is never constructed
[INFO] [stdout]    --> src/list_eighth.rs:341:8
[INFO] [stdout]     |
[INFO] [stdout] 341 | struct CursorMut<'a, T> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `cursor_mut` is never used
[INFO] [stdout]    --> src/list_eighth.rs:347:12
[INFO] [stdout]     |
[INFO] [stdout] 346 | impl<T> LinkedList<T> {
[INFO] [stdout]     | --------------------- method in this implementation
[INFO] [stdout] 347 |     pub fn cursor_mut(&mut self) -> CursorMut<T> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/list_eighth.rs:356:12
[INFO] [stdout]     |
[INFO] [stdout] 355 | impl<'a, T> CursorMut<'a, T> {
[INFO] [stdout]     | ---------------------------- methods in this implementation
[INFO] [stdout] 356 |     pub fn remove_current(&mut self) -> Option<T> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 379 |     pub fn move_next(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 395 |     pub fn move_prev(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 411 |     pub fn current(&mut self) -> Option<&mut T> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 415 |     pub fn peek_next(&mut self) -> Option<&mut T> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 425 |     pub fn index(&self) -> Option<usize> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 428 |     pub fn peek_prev(&mut self) -> Option<&mut T> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 438 |     pub fn split_before(&mut self) -> LinkedList<T> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 473 |     pub fn split_after(&mut self) -> LinkedList<T> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 505 |     pub fn splice_before(&mut self, mut input: LinkedList<T>) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 536 |     pub fn splice_after(&mut self, mut input: LinkedList<T>) {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `List` is never constructed
[INFO] [stdout]  --> src/list_seventh.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct List<T> {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Link` is never used
[INFO] [stdout]  --> src/list_seventh.rs:5:6
[INFO] [stdout]   |
[INFO] [stdout] 5 | type Link<T> = *mut Node<T>;
[INFO] [stdout]   |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Node` is never constructed
[INFO] [stdout]  --> src/list_seventh.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Node<T> {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `IntoIter` is never constructed
[INFO] [stdout]   --> src/list_seventh.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct IntoIter<T>(List<T>);
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Iter` is never constructed
[INFO] [stdout]   --> src/list_seventh.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct Iter<'a, T> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `IterMut` is never constructed
[INFO] [stdout]   --> src/list_seventh.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct IterMut<'a, T> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/list_seventh.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl<T> List<T> {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 18 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn push(&mut self, element: T) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |     pub fn pop(&mut self) -> Option<T> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |     pub fn into_iter(self) -> IntoIter<T> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |     pub fn iter(&mut self) -> Iter<T> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |     pub fn iter_mut(&mut self) -> IterMut<T> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub fn peek(&self) -> Option<&T> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 73 |     pub fn peek_mut(&mut self) -> Option<&mut T> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Arc` is never constructed
[INFO] [stdout]  --> src/rustonomicon/arc.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Arc<T> {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ArcInner` is never constructed
[INFO] [stdout]   --> src/rustonomicon/arc.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct ArcInner<T> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/rustonomicon/arc.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl<T> Arc<T> {
[INFO] [stdout]    | -------------- associated function in this implementation
[INFO] [stdout] 18 |     pub fn new(data: T) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `index` is never used
[INFO] [stdout]  --> src/rustonomicon/meet_unsafe.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn index(idx: usize, arr: &[u8]) -> Option<u8> {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_arr` is never used
[INFO] [stdout]  --> src/rustonomicon/memory.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn create_arr() -> [Box<i32>; 10] {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_arr_by_write` is never used
[INFO] [stdout]   --> src/rustonomicon/memory.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn create_arr_by_write() -> [Box<i32>; 10] {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Demo` is never constructed
[INFO] [stdout]   --> src/rustonomicon/memory.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct Demo(bool, i32);
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `createDemo` is never used
[INFO] [stdout]   --> src/rustonomicon/memory.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn createDemo() -> Demo {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Vec` is never constructed
[INFO] [stdout]  --> src/rustonomicon/vec.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Vec<T> {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/rustonomicon/vec.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl<T> Vec<T> {
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout] 14 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn cap(&self) -> usize {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub fn ptr(&self) -> *mut T {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn push(&mut self, elem: T) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub fn pop(&mut self) -> Option<T> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn insert(&mut self, index: usize, elem: T) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57 |     pub fn remove(&mut self, index: usize) -> T {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub fn drain(&mut self) -> Drain<T> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/rustonomicon/vec.rs:104:15
[INFO] [stdout]     |
[INFO] [stdout] 103 | impl<T> RawValIter<T> {
[INFO] [stdout]     | --------------------- associated function in this implementation
[INFO] [stdout] 104 |     unsafe fn new(slice: &[T]) -> RawValIter<T> {
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `grow` and `new` are never used
[INFO] [stdout]    --> src/rustonomicon/vec.rs:211:8
[INFO] [stdout]     |
[INFO] [stdout] 210 | impl<T> RawVec<T> {
[INFO] [stdout]     | ----------------- associated items in this implementation
[INFO] [stdout] 211 |     fn grow(&mut self) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 232 |     fn new() -> RawVec<T> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `List` is never constructed
[INFO] [stdout]  --> src/silly1.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct List<T> {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/silly1.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl<T> List<T> {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 14 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn push_left(&mut self, elem: T) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub fn push_right(&mut self, elem: T) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn pop_left(&mut self) -> Option<T> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     pub fn pop_right(&mut self) -> Option<T> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn peek_left(&self) -> Option<&T> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn peek_right(&self) -> Option<&T> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 38 |     pub fn peek_left_mut(&mut self) -> Option<&mut T> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub fn peek_right_mut(&mut self) -> Option<&mut T> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn go_left(&mut self) -> bool {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |     pub fn go_right(&mut self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/rustonomicon/arc.rs:61:13
[INFO] [stdout]    |
[INFO] [stdout] 61 |             Box::from_raw(self.ptr.as_ptr());
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 61 |             let _ = Box::from_raw(self.ptr.as_ptr());
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `size` should have an upper case name
[INFO] [stdout]  --> src/rustonomicon/memory.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 |     const size: usize = 10;
[INFO] [stdout]   |           ^^^^ help: convert the identifier to upper case: `SIZE`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `size` should have an upper case name
[INFO] [stdout]   --> src/rustonomicon/memory.rs:14:11
[INFO] [stdout]    |
[INFO] [stdout] 14 |     const size: usize = 10;
[INFO] [stdout]    |           ^^^^ help: convert the identifier to upper case: `SIZE`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `createDemo` should have a snake case name
[INFO] [stdout]   --> src/rustonomicon/memory.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn createDemo() -> Demo {
[INFO] [stdout]    |    ^^^^^^^^^^ help: convert the identifier to snake case: `create_demo`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "2ad98375759a13f0c363cef837c89f5d527ca73f7f35eef7b6af9b24d03b875d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ad98375759a13f0c363cef837c89f5d527ca73f7f35eef7b6af9b24d03b875d", kill_on_drop: false }`
[INFO] [stdout] 2ad98375759a13f0c363cef837c89f5d527ca73f7f35eef7b6af9b24d03b875d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1992ba27152fca0ac51a62d08803e33169421fa5f84896664fa7519ca14b7e7
[INFO] running `Command { std: "docker" "start" "-a" "d1992ba27152fca0ac51a62d08803e33169421fa5f84896664fa7519ca14b7e7", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/rustonomicon/vec.rs:147:9
[INFO] [stdout]     |
[INFO] [stdout] 147 |         unsafe {
[INFO] [stdout]     |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Node` is never constructed
[INFO] [stdout]  --> src/list_fifth.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Node<T> {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Link` is never used
[INFO] [stdout]  --> src/list_fifth.rs:5:6
[INFO] [stdout]   |
[INFO] [stdout] 5 | type Link<T> = Option<Box<Node<T>>>;
[INFO] [stdout]   |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `List` is never constructed
[INFO] [stdout]  --> src/list_fifth.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct List<'a, T> {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `push`, and `pop` are never used
[INFO] [stdout]   --> src/list_fifth.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl<'a, T> List<'a, T> {
[INFO] [stdout]    | ----------------------- associated items in this implementation
[INFO] [stdout] 12 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub fn push(&'a mut self, element: T) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn pop(&'a mut self) -> Option<T> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/list_eighth.rs:28:12
[INFO] [stdout]     |
[INFO] [stdout] 19  | impl<T> LinkedList<T> {
[INFO] [stdout]     | --------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 28  |     pub fn push_front(&mut self, element: T) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90  |     pub fn front(&self) -> Option<&T> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93  |     pub fn back(&self) -> Option<&T> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 96  |     pub fn front_mut(&mut self) -> Option<&mut T> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 99  |     pub fn back_mut(&mut self) -> Option<&mut T> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 105 |     pub fn is_empty(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 108 |     pub fn clear(&mut self) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `IterMut` is never constructed
[INFO] [stdout]    --> src/list_eighth.rs:170:8
[INFO] [stdout]     |
[INFO] [stdout] 170 | struct IterMut<'a, T> {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `iter_mut` is never used
[INFO] [stdout]    --> src/list_eighth.rs:177:12
[INFO] [stdout]     |
[INFO] [stdout] 176 | impl<T> LinkedList<T> {
[INFO] [stdout]     | --------------------- method in this implementation
[INFO] [stdout] 177 |     pub fn iter_mut(&mut self) -> IterMut<T> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `into_iter` is never used
[INFO] [stdout]    --> src/list_eighth.rs:249:12
[INFO] [stdout]     |
[INFO] [stdout] 248 | impl<T> LinkedList<T> {
[INFO] [stdout]     | --------------------- method in this implementation
[INFO] [stdout] 249 |     pub fn into_iter(self) -> IntoIter<T> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CursorMut` is never constructed
[INFO] [stdout]    --> src/list_eighth.rs:341:8
[INFO] [stdout]     |
[INFO] [stdout] 341 | struct CursorMut<'a, T> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `cursor_mut` is never used
[INFO] [stdout]    --> src/list_eighth.rs:347:12
[INFO] [stdout]     |
[INFO] [stdout] 346 | impl<T> LinkedList<T> {
[INFO] [stdout]     | --------------------- method in this implementation
[INFO] [stdout] 347 |     pub fn cursor_mut(&mut self) -> CursorMut<T> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/list_eighth.rs:356:12
[INFO] [stdout]     |
[INFO] [stdout] 355 | impl<'a, T> CursorMut<'a, T> {
[INFO] [stdout]     | ---------------------------- methods in this implementation
[INFO] [stdout] 356 |     pub fn remove_current(&mut self) -> Option<T> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 379 |     pub fn move_next(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 395 |     pub fn move_prev(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 411 |     pub fn current(&mut self) -> Option<&mut T> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 415 |     pub fn peek_next(&mut self) -> Option<&mut T> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 425 |     pub fn index(&self) -> Option<usize> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 428 |     pub fn peek_prev(&mut self) -> Option<&mut T> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 438 |     pub fn split_before(&mut self) -> LinkedList<T> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 473 |     pub fn split_after(&mut self) -> LinkedList<T> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 505 |     pub fn splice_before(&mut self, mut input: LinkedList<T>) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 536 |     pub fn splice_after(&mut self, mut input: LinkedList<T>) {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `List` is never constructed
[INFO] [stdout]  --> src/list_seventh.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct List<T> {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Link` is never used
[INFO] [stdout]  --> src/list_seventh.rs:5:6
[INFO] [stdout]   |
[INFO] [stdout] 5 | type Link<T> = *mut Node<T>;
[INFO] [stdout]   |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Node` is never constructed
[INFO] [stdout]  --> src/list_seventh.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Node<T> {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `IntoIter` is never constructed
[INFO] [stdout]   --> src/list_seventh.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct IntoIter<T>(List<T>);
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Iter` is never constructed
[INFO] [stdout]   --> src/list_seventh.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct Iter<'a, T> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `IterMut` is never constructed
[INFO] [stdout]   --> src/list_seventh.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct IterMut<'a, T> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/list_seventh.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl<T> List<T> {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 18 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn push(&mut self, element: T) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |     pub fn pop(&mut self) -> Option<T> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |     pub fn into_iter(self) -> IntoIter<T> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |     pub fn iter(&mut self) -> Iter<T> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |     pub fn iter_mut(&mut self) -> IterMut<T> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub fn peek(&self) -> Option<&T> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 73 |     pub fn peek_mut(&mut self) -> Option<&mut T> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Arc` is never constructed
[INFO] [stdout]  --> src/rustonomicon/arc.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Arc<T> {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ArcInner` is never constructed
[INFO] [stdout]   --> src/rustonomicon/arc.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct ArcInner<T> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/rustonomicon/arc.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl<T> Arc<T> {
[INFO] [stdout]    | -------------- associated function in this implementation
[INFO] [stdout] 18 |     pub fn new(data: T) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `index` is never used
[INFO] [stdout]  --> src/rustonomicon/meet_unsafe.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn index(idx: usize, arr: &[u8]) -> Option<u8> {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_arr` is never used
[INFO] [stdout]  --> src/rustonomicon/memory.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn create_arr() -> [Box<i32>; 10] {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_arr_by_write` is never used
[INFO] [stdout]   --> src/rustonomicon/memory.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn create_arr_by_write() -> [Box<i32>; 10] {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Demo` is never constructed
[INFO] [stdout]   --> src/rustonomicon/memory.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct Demo(bool, i32);
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `createDemo` is never used
[INFO] [stdout]   --> src/rustonomicon/memory.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn createDemo() -> Demo {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Vec` is never constructed
[INFO] [stdout]  --> src/rustonomicon/vec.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Vec<T> {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/rustonomicon/vec.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl<T> Vec<T> {
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout] 14 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn cap(&self) -> usize {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub fn ptr(&self) -> *mut T {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn push(&mut self, elem: T) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub fn pop(&mut self) -> Option<T> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn insert(&mut self, index: usize, elem: T) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57 |     pub fn remove(&mut self, index: usize) -> T {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub fn drain(&mut self) -> Drain<T> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/rustonomicon/vec.rs:104:15
[INFO] [stdout]     |
[INFO] [stdout] 103 | impl<T> RawValIter<T> {
[INFO] [stdout]     | --------------------- associated function in this implementation
[INFO] [stdout] 104 |     unsafe fn new(slice: &[T]) -> RawValIter<T> {
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `grow` and `new` are never used
[INFO] [stdout]    --> src/rustonomicon/vec.rs:211:8
[INFO] [stdout]     |
[INFO] [stdout] 210 | impl<T> RawVec<T> {
[INFO] [stdout]     | ----------------- associated items in this implementation
[INFO] [stdout] 211 |     fn grow(&mut self) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 232 |     fn new() -> RawVec<T> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `List` is never constructed
[INFO] [stdout]  --> src/silly1.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct List<T> {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/silly1.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl<T> List<T> {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 14 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn push_left(&mut self, elem: T) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub fn push_right(&mut self, elem: T) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn pop_left(&mut self) -> Option<T> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     pub fn pop_right(&mut self) -> Option<T> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn peek_left(&self) -> Option<&T> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn peek_right(&self) -> Option<&T> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 38 |     pub fn peek_left_mut(&mut self) -> Option<&mut T> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub fn peek_right_mut(&mut self) -> Option<&mut T> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn go_left(&mut self) -> bool {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |     pub fn go_right(&mut self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/rustonomicon/arc.rs:61:13
[INFO] [stdout]    |
[INFO] [stdout] 61 |             Box::from_raw(self.ptr.as_ptr());
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 61 |             let _ = Box::from_raw(self.ptr.as_ptr());
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `size` should have an upper case name
[INFO] [stdout]  --> src/rustonomicon/memory.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 |     const size: usize = 10;
[INFO] [stdout]   |           ^^^^ help: convert the identifier to upper case: `SIZE`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `size` should have an upper case name
[INFO] [stdout]   --> src/rustonomicon/memory.rs:14:11
[INFO] [stdout]    |
[INFO] [stdout] 14 |     const size: usize = 10;
[INFO] [stdout]    |           ^^^^ help: convert the identifier to upper case: `SIZE`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `createDemo` should have a snake case name
[INFO] [stdout]   --> src/rustonomicon/memory.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn createDemo() -> Demo {
[INFO] [stdout]    |    ^^^^^^^^^^ help: convert the identifier to snake case: `create_demo`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rust_examples v0.1.11 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> examples/option.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let a: Option<&String> = str.as_deref();
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> examples/option.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let a: Option<&mut String> = str.as_deref_mut();
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> examples/option.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |         let a: &mut Box<String> = a;
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> examples/option.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let a: Box<String> = a;
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter`
[INFO] [stdout]   --> examples/macro_rules_five.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     use std::iter;
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]   --> examples/macro_rules_five.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | mod test {
[INFO] [stdout]    | ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add_assign` is never used
[INFO] [stdout]   --> examples/macro_rules_five.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | op!(add_assign, Add, +=, add);
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `op` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mul_assign` is never used
[INFO] [stdout]   --> examples/macro_rules_five.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | op!(mul_assign, Mul, *=, mul);
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `op` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sub_assign` is never used
[INFO] [stdout]   --> examples/macro_rules_five.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | op!(sub_assign, Sub, -=, sub);
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `op` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/rustonomicon/vec.rs:147:9
[INFO] [stdout]     |
[INFO] [stdout] 147 |         unsafe {
[INFO] [stdout]     |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `push` is never used
[INFO] [stdout]   --> src/list_fifth.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl<'a, T> List<'a, T> {
[INFO] [stdout]    | ----------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub fn push(&'a mut self, element: T) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `clear` is never used
[INFO] [stdout]    --> src/list_eighth.rs:108:12
[INFO] [stdout]     |
[INFO] [stdout] 19  | impl<T> LinkedList<T> {
[INFO] [stdout]     | --------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 108 |     pub fn clear(&mut self) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Arc` is never constructed
[INFO] [stdout]  --> src/rustonomicon/arc.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Arc<T> {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ArcInner` is never constructed
[INFO] [stdout]   --> src/rustonomicon/arc.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct ArcInner<T> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/rustonomicon/arc.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl<T> Arc<T> {
[INFO] [stdout]    | -------------- associated function in this implementation
[INFO] [stdout] 18 |     pub fn new(data: T) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Vec` is never constructed
[INFO] [stdout]  --> src/rustonomicon/vec.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Vec<T> {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/rustonomicon/vec.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl<T> Vec<T> {
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout] 14 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn cap(&self) -> usize {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub fn ptr(&self) -> *mut T {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn push(&mut self, elem: T) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub fn pop(&mut self) -> Option<T> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn insert(&mut self, index: usize, elem: T) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57 |     pub fn remove(&mut self, index: usize) -> T {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub fn drain(&mut self) -> Drain<T> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/rustonomicon/vec.rs:104:15
[INFO] [stdout]     |
[INFO] [stdout] 103 | impl<T> RawValIter<T> {
[INFO] [stdout]     | --------------------- associated function in this implementation
[INFO] [stdout] 104 |     unsafe fn new(slice: &[T]) -> RawValIter<T> {
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `grow` and `new` are never used
[INFO] [stdout]    --> src/rustonomicon/vec.rs:211:8
[INFO] [stdout]     |
[INFO] [stdout] 210 | impl<T> RawVec<T> {
[INFO] [stdout]     | ----------------- associated items in this implementation
[INFO] [stdout] 211 |     fn grow(&mut self) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 232 |     fn new() -> RawVec<T> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `peek_left_mut`, `peek_right_mut`, and `go_right` are never used
[INFO] [stdout]   --> src/silly1.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl<T> List<T> {
[INFO] [stdout]    | --------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 38 |     pub fn peek_left_mut(&mut self) -> Option<&mut T> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub fn peek_right_mut(&mut self) -> Option<&mut T> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |     pub fn go_right(&mut self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/rustonomicon/arc.rs:61:13
[INFO] [stdout]    |
[INFO] [stdout] 61 |             Box::from_raw(self.ptr.as_ptr());
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 61 |             let _ = Box::from_raw(self.ptr.as_ptr());
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `size` should have an upper case name
[INFO] [stdout]  --> src/rustonomicon/memory.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 |     const size: usize = 10;
[INFO] [stdout]   |           ^^^^ help: convert the identifier to upper case: `SIZE`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `size` should have an upper case name
[INFO] [stdout]   --> src/rustonomicon/memory.rs:14:11
[INFO] [stdout]    |
[INFO] [stdout] 14 |     const size: usize = 10;
[INFO] [stdout]    |           ^^^^ help: convert the identifier to upper case: `SIZE`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `createDemo` should have a snake case name
[INFO] [stdout]   --> src/rustonomicon/memory.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn createDemo() -> Demo {
[INFO] [stdout]    |    ^^^^^^^^^^ help: convert the identifier to snake case: `create_demo`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.37s
[INFO] running `Command { std: "docker" "inspect" "d1992ba27152fca0ac51a62d08803e33169421fa5f84896664fa7519ca14b7e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1992ba27152fca0ac51a62d08803e33169421fa5f84896664fa7519ca14b7e7", kill_on_drop: false }`
[INFO] [stdout] d1992ba27152fca0ac51a62d08803e33169421fa5f84896664fa7519ca14b7e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b9332cc859a2b2123ee86e454b3928d06b888c5dd34dee1dcddd66eaf01a0e4c
[INFO] running `Command { std: "docker" "start" "-a" "b9332cc859a2b2123ee86e454b3928d06b888c5dd34dee1dcddd66eaf01a0e4c", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/rustonomicon/vec.rs:147:9
[INFO] [stderr]     |
[INFO] [stderr] 147 |         unsafe {
[INFO] [stderr]     |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Node` is never constructed
[INFO] [stderr]  --> src/list_fifth.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | struct Node<T> {
[INFO] [stderr]   |        ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `Link` is never used
[INFO] [stderr]  --> src/list_fifth.rs:5:6
[INFO] [stderr]   |
[INFO] [stderr] 5 | type Link<T> = Option<Box<Node<T>>>;
[INFO] [stderr]   |      ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `List` is never constructed
[INFO] [stderr]  --> src/list_fifth.rs:7:8
[INFO] [stderr]   |
[INFO] [stderr] 7 | struct List<'a, T> {
[INFO] [stderr]   |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `push`, and `pop` are never used
[INFO] [stderr]   --> src/list_fifth.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 11 | impl<'a, T> List<'a, T> {
[INFO] [stderr]    | ----------------------- associated items in this implementation
[INFO] [stderr] 12 |     pub fn new() -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 18 |     pub fn push(&'a mut self, element: T) {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 35 |     pub fn pop(&'a mut self) -> Option<T> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple methods are never used
[INFO] [stderr]    --> src/list_eighth.rs:28:12
[INFO] [stderr]     |
[INFO] [stderr] 19  | impl<T> LinkedList<T> {
[INFO] [stderr]     | --------------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 28  |     pub fn push_front(&mut self, element: T) {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 90  |     pub fn front(&self) -> Option<&T> {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 93  |     pub fn back(&self) -> Option<&T> {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 96  |     pub fn front_mut(&mut self) -> Option<&mut T> {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 99  |     pub fn back_mut(&mut self) -> Option<&mut T> {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 105 |     pub fn is_empty(&self) -> bool {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 108 |     pub fn clear(&mut self) {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `IterMut` is never constructed
[INFO] [stderr]    --> src/list_eighth.rs:170:8
[INFO] [stderr]     |
[INFO] [stderr] 170 | struct IterMut<'a, T> {
[INFO] [stderr]     |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `iter_mut` is never used
[INFO] [stderr]    --> src/list_eighth.rs:177:12
[INFO] [stderr]     |
[INFO] [stderr] 176 | impl<T> LinkedList<T> {
[INFO] [stderr]     | --------------------- method in this implementation
[INFO] [stderr] 177 |     pub fn iter_mut(&mut self) -> IterMut<T> {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `into_iter` is never used
[INFO] [stderr]    --> src/list_eighth.rs:249:12
[INFO] [stderr]     |
[INFO] [stderr] 248 | impl<T> LinkedList<T> {
[INFO] [stderr]     | --------------------- method in this implementation
[INFO] [stderr] 249 |     pub fn into_iter(self) -> IntoIter<T> {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `CursorMut` is never constructed
[INFO] [stderr]    --> src/list_eighth.rs:341:8
[INFO] [stderr]     |
[INFO] [stderr] 341 | struct CursorMut<'a, T> {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `cursor_mut` is never used
[INFO] [stderr]    --> src/list_eighth.rs:347:12
[INFO] [stderr]     |
[INFO] [stderr] 346 | impl<T> LinkedList<T> {
[INFO] [stderr]     | --------------------- method in this implementation
[INFO] [stderr] 347 |     pub fn cursor_mut(&mut self) -> CursorMut<T> {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple methods are never used
[INFO] [stderr]    --> src/list_eighth.rs:356:12
[INFO] [stderr]     |
[INFO] [stderr] 355 | impl<'a, T> CursorMut<'a, T> {
[INFO] [stderr]     | ---------------------------- methods in this implementation
[INFO] [stderr] 356 |     pub fn remove_current(&mut self) -> Option<T> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 379 |     pub fn move_next(&mut self) {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 395 |     pub fn move_prev(&mut self) {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 411 |     pub fn current(&mut self) -> Option<&mut T> {
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 415 |     pub fn peek_next(&mut self) -> Option<&mut T> {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 425 |     pub fn index(&self) -> Option<usize> {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 428 |     pub fn peek_prev(&mut self) -> Option<&mut T> {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 438 |     pub fn split_before(&mut self) -> LinkedList<T> {
[INFO] [stderr]     |            ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 473 |     pub fn split_after(&mut self) -> LinkedList<T> {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 505 |     pub fn splice_before(&mut self, mut input: LinkedList<T>) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 536 |     pub fn splice_after(&mut self, mut input: LinkedList<T>) {
[INFO] [stderr]     |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `List` is never constructed
[INFO] [stderr]  --> src/list_seventh.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | struct List<T> {
[INFO] [stderr]   |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `Link` is never used
[INFO] [stderr]  --> src/list_seventh.rs:5:6
[INFO] [stderr]   |
[INFO] [stderr] 5 | type Link<T> = *mut Node<T>;
[INFO] [stderr]   |      ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Node` is never constructed
[INFO] [stderr]  --> src/list_seventh.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | struct Node<T> {
[INFO] [stderr]   |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `IntoIter` is never constructed
[INFO] [stderr]   --> src/list_seventh.rs:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 | struct IntoIter<T>(List<T>);
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Iter` is never constructed
[INFO] [stderr]   --> src/list_seventh.rs:11:8
[INFO] [stderr]    |
[INFO] [stderr] 11 | struct Iter<'a, T> {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `IterMut` is never constructed
[INFO] [stderr]   --> src/list_seventh.rs:14:8
[INFO] [stderr]    |
[INFO] [stderr] 14 | struct IterMut<'a, T> {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple associated items are never used
[INFO] [stderr]   --> src/list_seventh.rs:18:12
[INFO] [stderr]    |
[INFO] [stderr] 17 | impl<T> List<T> {
[INFO] [stderr]    | --------------- associated items in this implementation
[INFO] [stderr] 18 |     pub fn new() -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 24 |     pub fn push(&mut self, element: T) {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 39 |     pub fn pop(&mut self) -> Option<T> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 53 |     pub fn into_iter(self) -> IntoIter<T> {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 56 |     pub fn iter(&mut self) -> Iter<T> {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 63 |     pub fn iter_mut(&mut self) -> IterMut<T> {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 70 |     pub fn peek(&self) -> Option<&T> {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 73 |     pub fn peek_mut(&mut self) -> Option<&mut T> {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Arc` is never constructed
[INFO] [stderr]  --> src/rustonomicon/arc.rs:7:8
[INFO] [stderr]   |
[INFO] [stderr] 7 | struct Arc<T> {
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ArcInner` is never constructed
[INFO] [stderr]   --> src/rustonomicon/arc.rs:12:8
[INFO] [stderr]    |
[INFO] [stderr] 12 | struct ArcInner<T> {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/rustonomicon/arc.rs:18:12
[INFO] [stderr]    |
[INFO] [stderr] 17 | impl<T> Arc<T> {
[INFO] [stderr]    | -------------- associated function in this implementation
[INFO] [stderr] 18 |     pub fn new(data: T) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `index` is never used
[INFO] [stderr]  --> src/rustonomicon/meet_unsafe.rs:2:4
[INFO] [stderr]   |
[INFO] [stderr] 2 | fn index(idx: usize, arr: &[u8]) -> Option<u8> {
[INFO] [stderr]   |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `create_arr` is never used
[INFO] [stderr]  --> src/rustonomicon/memory.rs:2:4
[INFO] [stderr]   |
[INFO] [stderr] 2 | fn create_arr() -> [Box<i32>; 10] {
[INFO] [stderr]   |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `create_arr_by_write` is never used
[INFO] [stderr]   --> src/rustonomicon/memory.rs:13:4
[INFO] [stderr]    |
[INFO] [stderr] 13 | fn create_arr_by_write() -> [Box<i32>; 10] {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Demo` is never constructed
[INFO] [stderr]   --> src/rustonomicon/memory.rs:26:8
[INFO] [stderr]    |
[INFO] [stderr] 26 | struct Demo(bool, i32);
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `createDemo` is never used
[INFO] [stderr]   --> src/rustonomicon/memory.rs:27:4
[INFO] [stderr]    |
[INFO] [stderr] 27 | fn createDemo() -> Demo {
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Vec` is never constructed
[INFO] [stderr]  --> src/rustonomicon/vec.rs:7:8
[INFO] [stderr]   |
[INFO] [stderr] 7 | struct Vec<T> {
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple associated items are never used
[INFO] [stderr]   --> src/rustonomicon/vec.rs:14:12
[INFO] [stderr]    |
[INFO] [stderr] 13 | impl<T> Vec<T> {
[INFO] [stderr]    | -------------- associated items in this implementation
[INFO] [stderr] 14 |     pub fn new() -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 20 |     pub fn cap(&self) -> usize {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 23 |     pub fn ptr(&self) -> *mut T {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 27 |     pub fn push(&mut self, elem: T) {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 34 |     pub fn pop(&mut self) -> Option<T> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 42 |     pub fn insert(&mut self, index: usize, elem: T) {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 57 |     pub fn remove(&mut self, index: usize) -> T {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 70 |     pub fn drain(&mut self) -> Drain<T> {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]    --> src/rustonomicon/vec.rs:104:15
[INFO] [stderr]     |
[INFO] [stderr] 103 | impl<T> RawValIter<T> {
[INFO] [stderr]     | --------------------- associated function in this implementation
[INFO] [stderr] 104 |     unsafe fn new(slice: &[T]) -> RawValIter<T> {
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `grow` and `new` are never used
[INFO] [stderr]    --> src/rustonomicon/vec.rs:211:8
[INFO] [stderr]     |
[INFO] [stderr] 210 | impl<T> RawVec<T> {
[INFO] [stderr]     | ----------------- associated items in this implementation
[INFO] [stderr] 211 |     fn grow(&mut self) {
[INFO] [stderr]     |        ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 232 |     fn new() -> RawVec<T> {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `List` is never constructed
[INFO] [stderr]  --> src/silly1.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | struct List<T> {
[INFO] [stderr]   |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple associated items are never used
[INFO] [stderr]   --> src/silly1.rs:14:12
[INFO] [stderr]    |
[INFO] [stderr] 13 | impl<T> List<T> {
[INFO] [stderr]    | --------------- associated items in this implementation
[INFO] [stderr] 14 |     pub fn new() -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 20 |     pub fn push_left(&mut self, elem: T) {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 23 |     pub fn push_right(&mut self, elem: T) {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 26 |     pub fn pop_left(&mut self) -> Option<T> {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 29 |     pub fn pop_right(&mut self) -> Option<T> {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 32 |     pub fn peek_left(&self) -> Option<&T> {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 35 |     pub fn peek_right(&self) -> Option<&T> {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 38 |     pub fn peek_left_mut(&mut self) -> Option<&mut T> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 41 |     pub fn peek_right_mut(&mut self) -> Option<&mut T> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 44 |     pub fn go_left(&mut self) -> bool {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 53 |     pub fn go_right(&mut self) -> bool {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stderr]   --> src/rustonomicon/arc.rs:61:13
[INFO] [stderr]    |
[INFO] [stderr] 61 |             Box::from_raw(self.ptr.as_ptr());
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 61 |             let _ = Box::from_raw(self.ptr.as_ptr());
[INFO] [stderr]    |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: constant `size` should have an upper case name
[INFO] [stderr]  --> src/rustonomicon/memory.rs:3:11
[INFO] [stderr]   |
[INFO] [stderr] 3 |     const size: usize = 10;
[INFO] [stderr]   |           ^^^^ help: convert the identifier to upper case: `SIZE`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `size` should have an upper case name
[INFO] [stderr]   --> src/rustonomicon/memory.rs:14:11
[INFO] [stderr]    |
[INFO] [stderr] 14 |     const size: usize = 10;
[INFO] [stderr]    |           ^^^^ help: convert the identifier to upper case: `SIZE`
[INFO] [stderr] 
[INFO] [stderr] warning: function `createDemo` should have a snake case name
[INFO] [stderr]   --> src/rustonomicon/memory.rs:27:4
[INFO] [stderr]    |
[INFO] [stderr] 27 | fn createDemo() -> Demo {
[INFO] [stderr]    |    ^^^^^^^^^^ help: convert the identifier to snake case: `create_demo`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_examples` (lib) generated 37 warnings
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> examples/option.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let a: Option<&String> = str.as_deref();
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> examples/option.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let a: Option<&mut String> = str.as_deref_mut();
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> examples/option.rs:22:13
[INFO] [stderr]    |
[INFO] [stderr] 22 |         let a: &mut Box<String> = a;
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> examples/option.rs:26:13
[INFO] [stderr]    |
[INFO] [stderr] 26 |         let a: Box<String> = a;
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_examples` (example "option") generated 4 warnings
[INFO] [stderr] warning: unused import: `std::iter`
[INFO] [stderr]   --> examples/macro_rules_five.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 |     use std::iter;
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stderr]   --> examples/macro_rules_five.rs:28:1
[INFO] [stderr]    |
[INFO] [stderr] 28 | mod test {
[INFO] [stderr]    | ^^^^^^^^
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `add_assign` is never used
[INFO] [stderr]   --> examples/macro_rules_five.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | op!(add_assign, Add, +=, add);
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr]    = note: this warning originates in the macro `op` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: function `mul_assign` is never used
[INFO] [stderr]   --> examples/macro_rules_five.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | op!(mul_assign, Mul, *=, mul);
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `op` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: function `sub_assign` is never used
[INFO] [stderr]   --> examples/macro_rules_five.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 | op!(sub_assign, Sub, -=, sub);
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `op` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_examples` (example "macro_rules_five") generated 4 warnings (run `cargo fix --example "macro_rules_five"` to apply 1 suggestion)
[INFO] [stderr] warning: method `push` is never used
[INFO] [stderr]   --> src/list_fifth.rs:18:12
[INFO] [stderr]    |
[INFO] [stderr] 11 | impl<'a, T> List<'a, T> {
[INFO] [stderr]    | ----------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 18 |     pub fn push(&'a mut self, element: T) {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `clear` is never used
[INFO] [stderr]    --> src/list_eighth.rs:108:12
[INFO] [stderr]     |
[INFO] [stderr] 19  | impl<T> LinkedList<T> {
[INFO] [stderr]     | --------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 108 |     pub fn clear(&mut self) {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `peek_left_mut`, `peek_right_mut`, and `go_right` are never used
[INFO] [stderr]   --> src/silly1.rs:38:12
[INFO] [stderr]    |
[INFO] [stderr] 13 | impl<T> List<T> {
[INFO] [stderr]    | --------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 38 |     pub fn peek_left_mut(&mut self) -> Option<&mut T> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 41 |     pub fn peek_right_mut(&mut self) -> Option<&mut T> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 53 |     pub fn go_right(&mut self) -> bool {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_examples` (lib test) generated 15 warnings (12 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_examples-1e395d26f2025ede)
[INFO] [stdout] 
[INFO] [stdout] running 35 tests
[INFO] [stdout] test list_eighth::test::test_basic_front ... ok
[INFO] [stdout] test list_eighth::test::test_eq ... ok
[INFO] [stdout] test list_eighth::test::test_hashmap ... ok
[INFO] [stdout] test list_eighth::test::test_cursor_move_peek ... ok
[INFO] [stdout] test list_eighth::test::test_cursor_mut_insert ... ok
[INFO] [stdout] test list_eighth::test::test_debug ... ok
[INFO] [stdout] test list_eighth::test::test_iterator ... ok
[INFO] [stdout] test list_eighth::test::test_basic ... ok
[INFO] [stdout] test list_eighth::test::test_iterator_double_end ... ok
[INFO] [stdout] test list_eighth::test::test_iterator_mut_double_end ... ok
[INFO] [stdout] test list_eighth::test::test_mut_iter ... ok
[INFO] [stdout] test list_eighth::test::test_ord_nan ... ok
[INFO] [stdout] test list_eighth::test::test_ord ... ok
[INFO] [stdout] test list_fifth::test::basics ... ok
[INFO] [stdout] test list_eighth::test::test_rev_iter ... ok
[INFO] [stdout] test list_first::test::basics ... ok
[INFO] [stdout] test list_fourth::test::peek ... ok
[INFO] [stdout] test list_fourth::test::basics ... ok
[INFO] [stdout] test list_fourth::test::into_iter ... ok
[INFO] [stdout] test list_second::test::basics ... ok
[INFO] [stdout] test list_seventh::test::basics ... ok
[INFO] [stdout] test list_second::test::iter ... ok
[INFO] [stdout] test list_seventh::test::iter ... ok
[INFO] [stdout] test list_second::test::iter_into ... ok
[INFO] [stdout] test list_seventh::test::miri_food ... ok
[INFO] [stdout] test list_seventh::test::iter_mut ... ok
[INFO] [stdout] test list_second::test::iter_mut ... ok
[INFO] [stderr] 
[INFO] [stderr] thread 'rustonomicon::meet_unsafe::test::meet_unsafe' panicked at library/core/src/panicking.rs:218:5:
[INFO] [stderr] unsafe precondition(s) violated: slice::get_unchecked requires that the index is within the slice
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x56799ccd907a - std::backtrace_rs::backtrace::libunwind::trace::hb059275cfc8d6126
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stderr]    1:     0x56799ccd907a - std::backtrace_rs::backtrace::trace_unsynchronized::h2da071e4327ce3ee
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]    2:     0x56799ccd907a - std::sys::backtrace::_print_fmt::h842a1474e6f8d23f
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]    3:     0x56799ccd907a - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h71a62eb3b9696b12
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]    4:     0x56799cd00853 - core::fmt::rt::Argument::fmt::hdb6b616786b41dc1
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/fmt/rt.rs:177:76
[INFO] [stderr]    5:     0x56799cd00853 - core::fmt::write::h2cc1698af7e2d686
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/fmt/mod.rs:1440:21
[INFO] [stderr]    6:     0x56799ccd5973 - std::io::Write::write_fmt::h00c8700df393f328
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/io/mod.rs:1887:15
[INFO] [stderr]    7:     0x56799ccd8ec2 - std::sys::backtrace::BacktraceLock::print::h147fe35b4ea13b08
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]    8:     0x56799ccda49f - std::panicking::default_hook::{{closure}}::hbd44223dbdc0d208
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:298:22
[INFO] [stderr]    9:     0x56799ccda30a - std::panicking::default_hook::h20f81eb0576efcec
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:325:9
[INFO] [stderr]   10:     0x56799cca30d3 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hdb53814c496a4d34
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/alloc/src/boxed.rs:2027:9
[INFO] [stderr]   11:     0x56799cca30d3 - test::test_main::{{closure}}::hc0a4963c59427c24
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/test/src/lib.rs:134:21
[INFO] [stderr]   12:     0x56799ccdaf93 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h591b2225413a77e9
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/alloc/src/boxed.rs:2027:9
[INFO] [stderr]   13:     0x56799ccdaf93 - std::panicking::rust_panic_with_hook::h625eea43051b2edc
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:839:13
[INFO] [stderr]   14:     0x56799ccdac16 - std::panicking::begin_panic_handler::{{closure}}::h4f9159cfbc3f6bd3
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:697:13
[INFO] [stderr]   15:     0x56799ccd9579 - std::sys::backtrace::__rust_end_short_backtrace::h0390abce48353151
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:168:18
[INFO] [stderr]   16:     0x56799ccda8dd - rust_begin_unwind
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:695:5
[INFO] [stderr]   17:     0x56799ccff26d - core::panicking::panic_nounwind_fmt::runtime::hff07b4bc76d03a4c
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/panicking.rs:117:22
[INFO] [stderr]   18:     0x56799ccff26d - core::panicking::panic_nounwind_fmt::hbd5e8c40c5ce07f6
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/intrinsics/mod.rs:3861:9
[INFO] [stderr]   19:     0x56799ccff302 - core::panicking::panic_nounwind::h87bcbf062a0b0104
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/panicking.rs:218:5
[INFO] [stderr]   20:     0x56799cc5b348 - <usize as core::slice::index::SliceIndex<[T]>>::get_unchecked::precondition_check::hb6bdf070775103dc
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/ub_checks.rs:68:21
[INFO] [stderr]   21:     0x56799cc5b301 - <usize as core::slice::index::SliceIndex<[T]>>::get_unchecked::h22cbc1e2becfea84
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/ub_checks.rs:75:17
[INFO] [stderr]   22:     0x56799cc5d968 - core::slice::<impl [T]>::get_unchecked::h26c9e842c0a718c6
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/slice/mod.rs:665:20
[INFO] [stderr]   23:     0x56799cc58e82 - rust_examples::rustonomicon::meet_unsafe::index::h60d130af2ea512ec
[INFO] [stderr]                                at /opt/rustwide/workdir/src/rustonomicon/meet_unsafe.rs:3:20
[INFO] [stderr]   24:     0x56799cc58ee4 - rust_examples::rustonomicon::meet_unsafe::test::meet_unsafe::hebf20ab8fb34a973
[INFO] [stderr]                                at /opt/rustwide/workdir/src/rustonomicon/meet_unsafe.rs:13:17
[INFO] [stderr]   25:     0x56799cc58eb7 - rust_examples::rustonomicon::meet_unsafe::test::meet_unsafe::{{closure}}::h0a273b980ee8722f
[INFO] [stderr]                                at /opt/rustwide/workdir/src/rustonomicon/meet_unsafe.rs:11:21
[INFO] [stderr]   26:     0x56799cc567b6 - core::ops::function::FnOnce::call_once::hca3e9c2993f0739a
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   27:     0x56799cca882b - core::ops::function::FnOnce::call_once::he27718dfdd183f43
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   28:     0x56799cca882b - test::__rust_begin_short_backtrace::h4e84902998457a5d
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/test/src/lib.rs:632:18
[INFO] [stderr]   29:     0x56799cca7763 - test::run_test_in_process::{{closure}}::h7176fd18fc1feca0
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/test/src/lib.rs:655:60
[INFO] [stderr]   30:     0x56799cca7763 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hf79cff2a624d8cf7
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stderr]   31:     0x56799cca7763 - std::panicking::try::do_call::h3da0561d9ab99c25
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:587:40
[INFO] [stderr]   32:     0x56799cca7763 - std::panicking::try::h41c9fa508bc61df6
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:550:19
[INFO] [stderr]   33:     0x56799cca7763 - std::panic::catch_unwind::h6b3ff07bb5afad93
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panic.rs:358:14
[INFO] [stderr]   34:     0x56799cca7763 - test::run_test_in_process::hc7253dd11b39b9f4
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/test/src/lib.rs:655:27
[INFO] [stderr]   35:     0x56799cca7763 - test::run_test::{{closure}}::hfb2007f8649c30bb
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/test/src/lib.rs:576:43
[INFO] [stderr]   36:     0x56799cc6a845 - test::run_test::{{closure}}::h56a17aa7a282a9f4
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/test/src/lib.rs:606:41
[INFO] [stderr]   37:     0x56799cc6a845 - std::sys::backtrace::__rust_begin_short_backtrace::hd2d2d2fb8e8c6aac
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:152:18
[INFO] [stderr]   38:     0x56799cc6e12a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h4faa3f9db6133423
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/thread/mod.rs:559:17
[INFO] [stderr]   39:     0x56799cc6e12a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hf2e855a36a4ea846
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stderr]   40:     0x56799cc6e12a - std::panicking::try::do_call::h2f73af3616c35465
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:587:40
[INFO] [stderr]   41:     0x56799cc6e12a - std::panicking::try::hd1660ce9efadef5a
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:550:19
[INFO] [stderr]   42:     0x56799cc6e12a - std::panic::catch_unwind::h5ee8d7823b8ca744
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panic.rs:358:14
[INFO] [stderr]   43:     0x56799cc6e12a - std::thread::Builder::spawn_unchecked_::{{closure}}::h53c3a1894dce8407
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/thread/mod.rs:557:30
[INFO] [stderr]   44:     0x56799cc6e12a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h048ce291ad4f62bf
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   45:     0x56799ccdeecb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::ha52bedf99a3b4981
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/alloc/src/boxed.rs:2013:9
[INFO] [stderr]   46:     0x56799ccdeecb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h567748934d80ccf8
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/alloc/src/boxed.rs:2013:9
[INFO] [stderr]   47:     0x56799ccdeecb - std::sys::pal::unix::thread::Thread::new::thread_start::h2d970728ae887adc
[INFO] [stderr]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/pal/unix/thread.rs:106:17
[INFO] [stderr]   48:     0x71d3744a5ac3 - <unknown>
[INFO] [stderr]   49:     0x71d374536a04 - clone
[INFO] [stderr]   50:                0x0 - <unknown>
[INFO] [stderr] thread caused non-unwinding panic. aborting.
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/rust_examples-1e395d26f2025ede` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "b9332cc859a2b2123ee86e454b3928d06b888c5dd34dee1dcddd66eaf01a0e4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9332cc859a2b2123ee86e454b3928d06b888c5dd34dee1dcddd66eaf01a0e4c", kill_on_drop: false }`
[INFO] [stdout] b9332cc859a2b2123ee86e454b3928d06b888c5dd34dee1dcddd66eaf01a0e4c
