[INFO] cloning repository https://github.com/kingfree/rust-lists [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kingfree/rust-lists" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkingfree%2Frust-lists", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkingfree%2Frust-lists'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3b529328280374620cafa34ab8a6f5e857ec8d69 [INFO] testing kingfree/rust-lists against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkingfree%2Frust-lists" "/workspace/builds/worker-24/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-24/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kingfree/rust-lists on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kingfree/rust-lists [INFO] finished tweaking git repo https://github.com/kingfree/rust-lists [INFO] tweaked toml for git repo https://github.com/kingfree/rust-lists written to /workspace/builds/worker-24/source/Cargo.toml [INFO] crate git repo https://github.com/kingfree/rust-lists already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9dd6d0498dce646b0dae87d967a3548e1a42a10313f2cdfb97d2d87cfa311eae [INFO] running `Command { std: "docker" "start" "-a" "9dd6d0498dce646b0dae87d967a3548e1a42a10313f2cdfb97d2d87cfa311eae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9dd6d0498dce646b0dae87d967a3548e1a42a10313f2cdfb97d2d87cfa311eae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9dd6d0498dce646b0dae87d967a3548e1a42a10313f2cdfb97d2d87cfa311eae", kill_on_drop: false }` [INFO] [stdout] 9dd6d0498dce646b0dae87d967a3548e1a42a10313f2cdfb97d2d87cfa311eae [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2fc93488a12a9232c82cd1f8bc0029f725b91c14876bf69eafd7dcd6f1397dca [INFO] running `Command { std: "docker" "start" "-a" "2fc93488a12a9232c82cd1f8bc0029f725b91c14876bf69eafd7dcd6f1397dca", kill_on_drop: false }` [INFO] [stderr] Compiling rust-lists v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `super::List` [INFO] [stdout] --> src/fifth.rs:139:9 [INFO] [stdout] | [INFO] [stdout] 139 | use super::List; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `next` [INFO] [stdout] --> src/fourth.rs:171:18 [INFO] [stdout] | [INFO] [stdout] 171 | let (next, elem) = Ref::map_split(node_ref, |node| (&node.next, &node.elem)); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_next` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `List` [INFO] [stdout] --> src/silly1.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | struct List { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/silly1.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `push_left` [INFO] [stdout] --> src/silly1.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn push_left(&mut self, elem: T) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `push_right` [INFO] [stdout] --> src/silly1.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn push_right(&mut self, elem: T) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `pop_left` [INFO] [stdout] --> src/silly1.rs:20:12 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn pop_left(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `pop_right` [INFO] [stdout] --> src/silly1.rs:23:12 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn pop_right(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `peek_left` [INFO] [stdout] --> src/silly1.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn peek_left(&self) -> Option<&T> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `peek_right` [INFO] [stdout] --> src/silly1.rs:29:12 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn peek_right(&self) -> Option<&T> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `peek_left_mut` [INFO] [stdout] --> src/silly1.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn peek_left_mut(&mut self) -> Option<&mut T> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `peek_right_mut` [INFO] [stdout] --> src/silly1.rs:35:12 [INFO] [stdout] | [INFO] [stdout] 35 | pub fn peek_right_mut(&mut self) -> Option<&mut T> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `go_left` [INFO] [stdout] --> src/silly1.rs:39:12 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn go_left(&mut self) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `go_right` [INFO] [stdout] --> src/silly1.rs:48:12 [INFO] [stdout] | [INFO] [stdout] 48 | pub fn go_right(&mut self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.65s [INFO] running `Command { std: "docker" "inspect" "2fc93488a12a9232c82cd1f8bc0029f725b91c14876bf69eafd7dcd6f1397dca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2fc93488a12a9232c82cd1f8bc0029f725b91c14876bf69eafd7dcd6f1397dca", kill_on_drop: false }` [INFO] [stdout] 2fc93488a12a9232c82cd1f8bc0029f725b91c14876bf69eafd7dcd6f1397dca [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e5e9fb2a1b14718f92b23203fad59eb97edea7a14c16b31eac2e194683ccb46b [INFO] running `Command { std: "docker" "start" "-a" "e5e9fb2a1b14718f92b23203fad59eb97edea7a14c16b31eac2e194683ccb46b", kill_on_drop: false }` [INFO] [stdout] warning: unused import: `super::List` [INFO] [stdout] --> src/fifth.rs:139:9 [INFO] [stdout] | [INFO] [stdout] 139 | use super::List; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `next` [INFO] [stdout] --> src/fourth.rs:171:18 [INFO] [stdout] | [INFO] [stdout] 171 | let (next, elem) = Ref::map_split(node_ref, |node| (&node.next, &node.elem)); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_next` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `List` [INFO] [stdout] --> src/silly1.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | struct List { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/silly1.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `push_left` [INFO] [stdout] --> src/silly1.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn push_left(&mut self, elem: T) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `push_right` [INFO] [stdout] --> src/silly1.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn push_right(&mut self, elem: T) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `pop_left` [INFO] [stdout] --> src/silly1.rs:20:12 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn pop_left(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `pop_right` [INFO] [stdout] --> src/silly1.rs:23:12 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn pop_right(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `peek_left` [INFO] [stdout] --> src/silly1.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn peek_left(&self) -> Option<&T> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `peek_right` [INFO] [stdout] --> src/silly1.rs:29:12 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn peek_right(&self) -> Option<&T> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `peek_left_mut` [INFO] [stdout] --> src/silly1.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn peek_left_mut(&mut self) -> Option<&mut T> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `peek_right_mut` [INFO] [stdout] --> src/silly1.rs:35:12 [INFO] [stdout] | [INFO] [stdout] 35 | pub fn peek_right_mut(&mut self) -> Option<&mut T> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `go_left` [INFO] [stdout] --> src/silly1.rs:39:12 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn go_left(&mut self) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `go_right` [INFO] [stdout] --> src/silly1.rs:48:12 [INFO] [stdout] | [INFO] [stdout] 48 | pub fn go_right(&mut self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rust-lists v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `next` [INFO] [stdout] --> src/fourth.rs:171:18 [INFO] [stdout] | [INFO] [stdout] 171 | let (next, elem) = Ref::map_split(node_ref, |node| (&node.next, &node.elem)); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_next` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `peek_left_mut` [INFO] [stdout] --> src/silly1.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn peek_left_mut(&mut self) -> Option<&mut T> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `peek_right_mut` [INFO] [stdout] --> src/silly1.rs:35:12 [INFO] [stdout] | [INFO] [stdout] 35 | pub fn peek_right_mut(&mut self) -> Option<&mut T> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `go_right` [INFO] [stdout] --> src/silly1.rs:48:12 [INFO] [stdout] | [INFO] [stdout] 48 | pub fn go_right(&mut self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.60s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_lists-6d24bd93c227a825) [INFO] running `Command { std: "docker" "inspect" "e5e9fb2a1b14718f92b23203fad59eb97edea7a14c16b31eac2e194683ccb46b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e5e9fb2a1b14718f92b23203fad59eb97edea7a14c16b31eac2e194683ccb46b", kill_on_drop: false }` [INFO] [stdout] e5e9fb2a1b14718f92b23203fad59eb97edea7a14c16b31eac2e194683ccb46b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] dd35296d1764e3e86968462382998cc43a0a4aaf8e9f9d7b9669312119a78a34 [INFO] running `Command { std: "docker" "start" "-a" "dd35296d1764e3e86968462382998cc43a0a4aaf8e9f9d7b9669312119a78a34", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `super::List` [INFO] [stderr] --> src/fifth.rs:139:9 [INFO] [stderr] | [INFO] [stderr] 139 | use super::List; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `next` [INFO] [stderr] --> src/fourth.rs:171:18 [INFO] [stderr] | [INFO] [stderr] 171 | let (next, elem) = Ref::map_split(node_ref, |node| (&node.next, &node.elem)); [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_next` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `List` [INFO] [stderr] --> src/silly1.rs:1:8 [INFO] [stderr] | [INFO] [stderr] 1 | struct List { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/silly1.rs:7:8 [INFO] [stderr] | [INFO] [stderr] 7 | fn new() -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `push_left` [INFO] [stderr] --> src/silly1.rs:14:12 [INFO] [stderr] | [INFO] [stderr] 14 | pub fn push_left(&mut self, elem: T) { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `push_right` [INFO] [stderr] --> src/silly1.rs:17:12 [INFO] [stderr] | [INFO] [stderr] 17 | pub fn push_right(&mut self, elem: T) { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `pop_left` [INFO] [stderr] --> src/silly1.rs:20:12 [INFO] [stderr] | [INFO] [stderr] 20 | pub fn pop_left(&mut self) -> Option { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `pop_right` [INFO] [stderr] --> src/silly1.rs:23:12 [INFO] [stderr] | [INFO] [stderr] 23 | pub fn pop_right(&mut self) -> Option { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `peek_left` [INFO] [stderr] --> src/silly1.rs:26:12 [INFO] [stderr] | [INFO] [stderr] 26 | pub fn peek_left(&self) -> Option<&T> { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `peek_right` [INFO] [stderr] --> src/silly1.rs:29:12 [INFO] [stderr] | [INFO] [stderr] 29 | pub fn peek_right(&self) -> Option<&T> { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `peek_left_mut` [INFO] [stderr] --> src/silly1.rs:32:12 [INFO] [stderr] | [INFO] [stderr] 32 | pub fn peek_left_mut(&mut self) -> Option<&mut T> { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `peek_right_mut` [INFO] [stderr] --> src/silly1.rs:35:12 [INFO] [stderr] | [INFO] [stderr] 35 | pub fn peek_right_mut(&mut self) -> Option<&mut T> { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `go_left` [INFO] [stderr] --> src/silly1.rs:39:12 [INFO] [stderr] | [INFO] [stderr] 39 | pub fn go_left(&mut self) -> bool { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `go_right` [INFO] [stderr] --> src/silly1.rs:48:12 [INFO] [stderr] | [INFO] [stderr] 48 | pub fn go_right(&mut self) -> bool { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `rust-lists` (lib) generated 14 warnings [INFO] [stderr] warning: associated function is never used: `peek_left_mut` [INFO] [stderr] --> src/silly1.rs:32:12 [INFO] [stderr] | [INFO] [stderr] 32 | pub fn peek_left_mut(&mut self) -> Option<&mut T> { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `rust-lists` (lib test) generated 4 warnings (3 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.00s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_lists-6d24bd93c227a825) [INFO] [stdout] [INFO] [stdout] running 19 tests [INFO] [stdout] test fifth::test::basics ... ok [INFO] [stdout] test fifth::test::into_iter ... ok [INFO] [stdout] test fifth::test::iter ... ok [INFO] [stdout] test fifth::test::iter_mut ... ok [INFO] [stdout] test fifth::test::miri_food ... ok [INFO] [stdout] test first::basics ... ok [INFO] [stdout] test fourth::test::basics ... ok [INFO] [stdout] test fourth::test::into_iter ... ok [INFO] [stdout] test fourth::test::peek ... ok [INFO] [stdout] test second::basics ... ok [INFO] [stdout] test second::into_iter ... ok [INFO] [stdout] test second::iter_mut ... ok [INFO] [stdout] test second::iter ... ok [INFO] [stdout] test second::peek ... ok [INFO] [stdout] test silly1::test::walk_aboot ... ok [INFO] [stdout] test silly2::test::cell ... ok [INFO] [stdout] test silly2::test::elegance ... ok [INFO] [stdout] test third::test::basics ... ok [INFO] [stdout] test third::test::iter ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests rust-lists [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" "dd35296d1764e3e86968462382998cc43a0a4aaf8e9f9d7b9669312119a78a34", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dd35296d1764e3e86968462382998cc43a0a4aaf8e9f9d7b9669312119a78a34", kill_on_drop: false }` [INFO] [stdout] dd35296d1764e3e86968462382998cc43a0a4aaf8e9f9d7b9669312119a78a34