[INFO] fetching crate rust_examples 0.1.11... [INFO] testing rust_examples-0.1.11 against 1.77.0 for beta-1.78-1 [INFO] extracting crate rust_examples 0.1.11 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate rust_examples 0.1.11 on toolchain 1.77.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.77.0" "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-0-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" "+1.77.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.77.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9824f6d4fa5b0b060356a2277a6cd8de0639ed7985a8ca7614847eb9d578a3f7 [INFO] running `Command { std: "docker" "start" "-a" "9824f6d4fa5b0b060356a2277a6cd8de0639ed7985a8ca7614847eb9d578a3f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9824f6d4fa5b0b060356a2277a6cd8de0639ed7985a8ca7614847eb9d578a3f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9824f6d4fa5b0b060356a2277a6cd8de0639ed7985a8ca7614847eb9d578a3f7", kill_on_drop: false }` [INFO] [stdout] 9824f6d4fa5b0b060356a2277a6cd8de0639ed7985a8ca7614847eb9d578a3f7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.77.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8a2627e270b3144976ecfafe12a3ce9d966f861c283d30246764c147e42dd2ea [INFO] running `Command { std: "docker" "start" "-a" "8a2627e270b3144976ecfafe12a3ce9d966f861c283d30246764c147e42dd2ea", 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 { [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 = Option>>; [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 { [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 LinkedList { [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: method `iter_mut` is never used [INFO] [stdout] --> src/list_eighth.rs:177:12 [INFO] [stdout] | [INFO] [stdout] 176 | impl LinkedList { [INFO] [stdout] | --------------------- method in this implementation [INFO] [stdout] 177 | pub fn iter_mut(&mut self) -> IterMut { [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 LinkedList { [INFO] [stdout] | --------------------- method in this implementation [INFO] [stdout] 249 | pub fn into_iter(self) -> IntoIter { [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 LinkedList { [INFO] [stdout] | --------------------- method in this implementation [INFO] [stdout] 347 | pub fn cursor_mut(&mut self) -> CursorMut { [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 { [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 { [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 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 473 | pub fn split_after(&mut self) -> LinkedList { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 505 | pub fn splice_before(&mut self, mut input: LinkedList) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 536 | pub fn splice_after(&mut self, mut input: LinkedList) { [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 List { [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] 53 | pub fn into_iter(self) -> IntoIter { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 56 | pub fn iter(&mut self) -> Iter { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 63 | pub fn iter_mut(&mut self) -> IterMut { [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: associated function `new` is never used [INFO] [stdout] --> src/rustonomicon/arc.rs:18:12 [INFO] [stdout] | [INFO] [stdout] 17 | impl Arc { [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 { [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; 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; 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: associated items `new`, `cap`, `push`, `insert`, `remove`, and `drain` are never used [INFO] [stdout] --> src/rustonomicon/vec.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 13 | impl Vec { [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] 27 | pub fn push(&mut self, elem: 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 { [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 RawVec { [INFO] [stdout] | ----------------- associated items in this implementation [INFO] [stdout] 211 | fn grow(&mut self) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 232 | fn new() -> RawVec { [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 { [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 List { [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 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 29 | pub fn pop_right(&mut self) -> Option { [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::::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 [unoptimized + debuginfo] target(s) in 0.34s [INFO] [stdout] warning: 26 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "8a2627e270b3144976ecfafe12a3ce9d966f861c283d30246764c147e42dd2ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a2627e270b3144976ecfafe12a3ce9d966f861c283d30246764c147e42dd2ea", kill_on_drop: false }` [INFO] [stdout] 8a2627e270b3144976ecfafe12a3ce9d966f861c283d30246764c147e42dd2ea [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.77.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cb8985221d8cc61ff530b73681c371438c48ab7bd58ceb1eca422249573a9758 [INFO] running `Command { std: "docker" "start" "-a" "cb8985221d8cc61ff530b73681c371438c48ab7bd58ceb1eca422249573a9758", 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 { [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 = Option>>; [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 { [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 LinkedList { [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: method `iter_mut` is never used [INFO] [stdout] --> src/list_eighth.rs:177:12 [INFO] [stdout] | [INFO] [stdout] 176 | impl LinkedList { [INFO] [stdout] | --------------------- method in this implementation [INFO] [stdout] 177 | pub fn iter_mut(&mut self) -> IterMut { [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 LinkedList { [INFO] [stdout] | --------------------- method in this implementation [INFO] [stdout] 249 | pub fn into_iter(self) -> IntoIter { [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 LinkedList { [INFO] [stdout] | --------------------- method in this implementation [INFO] [stdout] 347 | pub fn cursor_mut(&mut self) -> CursorMut { [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 { [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 { [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 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 473 | pub fn split_after(&mut self) -> LinkedList { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 505 | pub fn splice_before(&mut self, mut input: LinkedList) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 536 | pub fn splice_after(&mut self, mut input: LinkedList) { [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 List { [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] 53 | pub fn into_iter(self) -> IntoIter { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 56 | pub fn iter(&mut self) -> Iter { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 63 | pub fn iter_mut(&mut self) -> IterMut { [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: associated function `new` is never used [INFO] [stdout] --> src/rustonomicon/arc.rs:18:12 [INFO] [stdout] | [INFO] [stdout] 17 | impl Arc { [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 { [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; 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; 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: associated items `new`, `cap`, `push`, `insert`, `remove`, and `drain` are never used [INFO] [stdout] --> src/rustonomicon/vec.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 13 | impl Vec { [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] 27 | pub fn push(&mut self, elem: 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 { [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 RawVec { [INFO] [stdout] | ----------------- associated items in this implementation [INFO] [stdout] 211 | fn grow(&mut self) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 232 | fn new() -> RawVec { [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 { [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 List { [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 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 29 | pub fn pop_right(&mut self) -> Option { [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::::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] [stdout] warning: 26 warnings emitted [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: 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: 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 = 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 = a; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [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: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [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 LinkedList { [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: associated function `new` is never used [INFO] [stdout] --> src/rustonomicon/arc.rs:18:12 [INFO] [stdout] | [INFO] [stdout] 17 | impl Arc { [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: associated items `new`, `cap`, `push`, `insert`, `remove`, and `drain` are never used [INFO] [stdout] --> src/rustonomicon/vec.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 13 | impl Vec { [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] 27 | pub fn push(&mut self, elem: 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 { [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 RawVec { [INFO] [stdout] | ----------------- associated items in this implementation [INFO] [stdout] 211 | fn grow(&mut self) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 232 | fn new() -> RawVec { [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 List { [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::::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] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.36s [INFO] running `Command { std: "docker" "inspect" "cb8985221d8cc61ff530b73681c371438c48ab7bd58ceb1eca422249573a9758", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cb8985221d8cc61ff530b73681c371438c48ab7bd58ceb1eca422249573a9758", kill_on_drop: false }` [INFO] [stdout] cb8985221d8cc61ff530b73681c371438c48ab7bd58ceb1eca422249573a9758 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.77.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 63e3522d219966a5757c4d1d93efa185735ccaed094d8f491471f4632cf08fc3 [INFO] running `Command { std: "docker" "start" "-a" "63e3522d219966a5757c4d1d93efa185735ccaed094d8f491471f4632cf08fc3", 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 { [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 = Option>>; [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 { [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 LinkedList { [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: method `iter_mut` is never used [INFO] [stderr] --> src/list_eighth.rs:177:12 [INFO] [stderr] | [INFO] [stderr] 176 | impl LinkedList { [INFO] [stderr] | --------------------- method in this implementation [INFO] [stderr] 177 | pub fn iter_mut(&mut self) -> IterMut { [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 LinkedList { [INFO] [stderr] | --------------------- method in this implementation [INFO] [stderr] 249 | pub fn into_iter(self) -> IntoIter { [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 LinkedList { [INFO] [stderr] | --------------------- method in this implementation [INFO] [stderr] 347 | pub fn cursor_mut(&mut self) -> CursorMut { [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 { [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 { [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 { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 473 | pub fn split_after(&mut self) -> LinkedList { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 505 | pub fn splice_before(&mut self, mut input: LinkedList) { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 536 | pub fn splice_after(&mut self, mut input: LinkedList) { [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 List { [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] 53 | pub fn into_iter(self) -> IntoIter { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 56 | pub fn iter(&mut self) -> Iter { [INFO] [stderr] | ^^^^ [INFO] [stderr] ... [INFO] [stderr] 63 | pub fn iter_mut(&mut self) -> IterMut { [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: associated function `new` is never used [INFO] [stderr] --> src/rustonomicon/arc.rs:18:12 [INFO] [stderr] | [INFO] [stderr] 17 | impl Arc { [INFO] [stderr] | -------------- associated function in this implementation [INFO] [stderr] 18 | pub fn new(data: T) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stdout] [INFO] [stderr] warning: function `index` is never used [INFO] [stdout] running 35 tests [INFO] [stderr] --> src/rustonomicon/meet_unsafe.rs:2:4 [INFO] [stderr] | [INFO] [stderr] 2 | fn index(idx: usize, arr: &[u8]) -> Option { [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; 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; 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: associated items `new`, `cap`, `push`, `insert`, `remove`, and `drain` are never used [INFO] [stderr] --> src/rustonomicon/vec.rs:14:12 [INFO] [stderr] | [INFO] [stderr] 13 | impl Vec { [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] 27 | pub fn push(&mut self, elem: 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 { [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 RawVec { [INFO] [stderr] | ----------------- associated items in this implementation [INFO] [stderr] 211 | fn grow(&mut self) { [INFO] [stderr] | ^^^^ [INFO] [stderr] ... [INFO] [stderr] 232 | fn new() -> RawVec { [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 { [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 List { [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 { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 29 | pub fn pop_right(&mut self) -> Option { [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::::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 26 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: 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: 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 = 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 = a; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stderr] [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 LinkedList { [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 List { [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` (example "macro_rules_five") generated 4 warnings (run `cargo fix --example "macro_rules_five"` to apply 1 suggestion) [INFO] [stderr] warning: `rust_examples` (example "option") generated 4 warnings (run `cargo fix --example "option"` to apply 4 suggestions) [INFO] [stderr] warning: `rust_examples` (lib test) generated 11 warnings (8 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_examples-4f53edb9a9e51d6d) [INFO] [stdout] test list_eighth::test::test_basic ... ok [INFO] [stdout] test list_eighth::test::test_basic_front ... ok [INFO] [stdout] test list_eighth::test::test_iterator_double_end ... ok [INFO] [stdout] test list_eighth::test::test_eq ... ok [INFO] [stdout] test list_eighth::test::test_cursor_move_peek ... ok [INFO] [stdout] test list_eighth::test::test_hashmap ... ok [INFO] [stdout] test list_eighth::test::test_ord ... ok [INFO] [stdout] test list_eighth::test::test_cursor_mut_insert ... ok [INFO] [stdout] test list_eighth::test::test_ord_nan ... ok [INFO] [stdout] test list_eighth::test::test_debug ... ok [INFO] [stdout] test list_eighth::test::test_iterator ... ok [INFO] [stdout] test list_fourth::test::basics ... ok [INFO] [stdout] test list_first::test::basics ... ok [INFO] [stdout] test list_fourth::test::into_iter ... ok [INFO] [stdout] test list_eighth::test::test_rev_iter ... ok [INFO] [stdout] test list_fifth::test::basics ... ok [INFO] [stdout] test list_second::test::basics ... ok [INFO] [stdout] test list_fourth::test::peek ... ok [INFO] [stdout] test list_seventh::test::basics ... ok [INFO] [stdout] test list_seventh::test::into_iter ... ok [INFO] [stdout] test list_second::test::iter_mut ... ok [INFO] [stdout] test list_seventh::test::iter ... ok [INFO] [stdout] test list_third::test::basics ... ok [INFO] [stdout] test list_seventh::test::miri_food ... ok [INFO] [stdout] test list_second::test::iter ... ok [INFO] [stdout] test list_seventh::test::iter_mut ... ok [INFO] [stdout] test list_second::test::iter_into ... ok [INFO] [stdout] test list_third::test::iter ... ok [INFO] [stdout] test rustonomicon::memory::test::second ... ok [INFO] [stdout] test rustonomicon::meet_unsafe::test::meet_unsafe ... ok [INFO] [stdout] test rustonomicon::memory::test::base ... ok [INFO] [stdout] test rustonomicon::vec::test::basic ... ok [INFO] [stdout] test silly1::test::walk_aboot ... ok [INFO] [stdout] test list_eighth::test::test_mut_iter ... ok [INFO] [stdout] test list_eighth::test::test_iterator_mut_double_end ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 35 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests rust_examples [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "63e3522d219966a5757c4d1d93efa185735ccaed094d8f491471f4632cf08fc3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "63e3522d219966a5757c4d1d93efa185735ccaed094d8f491471f4632cf08fc3", kill_on_drop: false }` [INFO] [stdout] 63e3522d219966a5757c4d1d93efa185735ccaed094d8f491471f4632cf08fc3