[INFO] cloning repository https://github.com/WbaN314/battlesnake [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/WbaN314/battlesnake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWbaN314%2Fbattlesnake", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWbaN314%2Fbattlesnake'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f98c89fad84a759e1e3e093b67c07d48cd18f24a [INFO] checking WbaN314/battlesnake against master#779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 for pr-147589-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWbaN314%2Fbattlesnake" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/WbaN314/battlesnake [INFO] finished tweaking git repo https://github.com/WbaN314/battlesnake [INFO] tweaked toml for git repo https://github.com/WbaN314/battlesnake written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/WbaN314/battlesnake on toolchain 779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/WbaN314/battlesnake 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" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tokio-stream v0.1.16 [INFO] [stderr] Downloaded ubyte v0.10.4 [INFO] [stderr] Downloaded devise_codegen v0.4.2 [INFO] [stderr] Downloaded is-terminal v0.4.13 [INFO] [stderr] Downloaded devise v0.4.2 [INFO] [stderr] Downloaded pear_codegen v0.2.9 [INFO] [stderr] Downloaded pear v0.2.9 [INFO] [stderr] Downloaded atomic v0.6.0 [INFO] [stderr] Downloaded rocket_http v0.5.1 [INFO] [stderr] Downloaded bytemuck v1.19.0 [INFO] [stderr] Downloaded devise_core v0.4.2 [INFO] [stderr] Downloaded state v0.6.0 [INFO] [stderr] Downloaded rocket_codegen v0.5.1 [INFO] [stderr] Downloaded tempfile v3.13.0 [INFO] [stderr] Downloaded uncased v0.9.10 [INFO] [stderr] Downloaded figment v0.10.19 [INFO] [stderr] Downloaded rocket v0.5.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f7f621d617ff8a17d6f6e8be517ca69077a2749fda5795831ff7db859c5ca30f [INFO] running `Command { std: "docker" "start" "-a" "f7f621d617ff8a17d6f6e8be517ca69077a2749fda5795831ff7db859c5ca30f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f7f621d617ff8a17d6f6e8be517ca69077a2749fda5795831ff7db859c5ca30f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7f621d617ff8a17d6f6e8be517ca69077a2749fda5795831ff7db859c5ca30f", kill_on_drop: false }` [INFO] [stdout] f7f621d617ff8a17d6f6e8be517ca69077a2749fda5795831ff7db859c5ca30f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dba732a841590e0f551c6944fddeac4da7075894f558d2de2f5d39a92ba6fcda [INFO] running `Command { std: "docker" "start" "-a" "dba732a841590e0f551c6944fddeac4da7075894f558d2de2f5d39a92ba6fcda", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.87 [INFO] [stderr] Compiling libc v0.2.159 [INFO] [stderr] Compiling serde v1.0.210 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Compiling yansi v1.0.1 [INFO] [stderr] Checking bytes v1.7.2 [INFO] [stderr] Compiling httparse v1.9.5 [INFO] [stderr] Compiling proc-macro2-diagnostics v0.10.1 [INFO] [stderr] Checking futures-sink v0.3.31 [INFO] [stderr] Checking hashbrown v0.15.0 [INFO] [stderr] Compiling cookie v0.18.1 [INFO] [stderr] Checking futures-task v0.3.31 [INFO] [stderr] Compiling futures-core v0.3.31 [INFO] [stderr] Checking futures-io v0.3.31 [INFO] [stderr] Compiling ref-cast v1.0.23 [INFO] [stderr] Checking once_cell v1.20.2 [INFO] [stderr] Checking futures-channel v0.3.31 [INFO] [stderr] Compiling powerfmt v0.2.0 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Compiling uncased v0.9.10 [INFO] [stderr] Checking http v0.2.12 [INFO] [stderr] Compiling futures-util v0.3.31 [INFO] [stderr] Compiling try-lock v0.2.5 [INFO] [stderr] Compiling bitflags v2.6.0 [INFO] [stderr] Compiling deranged v0.3.11 [INFO] [stderr] Compiling want v0.3.1 [INFO] [stderr] Compiling rustix v0.38.37 [INFO] [stderr] Checking winnow v0.6.20 [INFO] [stderr] Compiling tower-service v0.3.3 [INFO] [stderr] Compiling percent-encoding v2.3.1 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Checking http-body v0.4.6 [INFO] [stderr] Checking time v0.3.36 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Compiling stable-pattern v0.1.0 [INFO] [stderr] Compiling socket2 v0.5.7 [INFO] [stderr] Compiling mio v1.0.2 [INFO] [stderr] Checking signal-hook-registry v1.4.2 [INFO] [stderr] Checking is-terminal v0.4.13 [INFO] [stderr] Compiling syn v2.0.79 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Compiling multer v3.1.0 [INFO] [stderr] Compiling figment v0.10.19 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Compiling state v0.6.0 [INFO] [stderr] Compiling tokio v1.40.0 [INFO] [stderr] Compiling indexmap v2.6.0 [INFO] [stderr] Compiling either v1.13.0 [INFO] [stderr] Compiling smallvec v1.13.2 [INFO] [stderr] Checking linux-raw-sys v0.4.14 [INFO] [stderr] Checking regex-syntax v0.8.5 [INFO] [stderr] Checking parking_lot_core v0.9.10 [INFO] [stderr] Checking http v1.1.0 [INFO] [stderr] Compiling rocket v0.5.1 [INFO] [stderr] Compiling unicode-xid v0.2.6 [INFO] [stderr] Checking fastrand v2.1.1 [INFO] [stderr] Checking parking_lot v0.12.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking itertools v0.13.0 [INFO] [stderr] Compiling futures v0.3.31 [INFO] [stderr] Checking regex-automata v0.4.8 [INFO] [stderr] Checking tempfile v3.13.0 [INFO] [stderr] Compiling hyper v0.14.30 [INFO] [stderr] Checking regex v1.11.0 [INFO] [stderr] Checking env_logger v0.9.3 [INFO] [stderr] Compiling devise_core v0.4.2 [INFO] [stderr] Compiling serde_derive v1.0.210 [INFO] [stderr] Compiling tokio-macros v2.4.0 [INFO] [stderr] Compiling pear_codegen v0.2.9 [INFO] [stderr] Compiling ref-cast-impl v1.0.23 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Compiling async-stream-impl v0.3.6 [INFO] [stderr] Compiling async-trait v0.1.83 [INFO] [stderr] Compiling devise_codegen v0.4.2 [INFO] [stderr] Checking pear v0.2.9 [INFO] [stderr] Checking async-stream v0.3.6 [INFO] [stderr] Compiling devise v0.4.2 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Compiling rocket_http v0.5.1 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling rocket_codegen v0.5.1 [INFO] [stderr] Checking tokio-util v0.7.12 [INFO] [stderr] Checking tokio-stream v0.1.16 [INFO] [stderr] Checking serde_spanned v0.6.8 [INFO] [stderr] Checking toml_datetime v0.6.8 [INFO] [stderr] Checking ubyte v0.10.4 [INFO] [stderr] Checking serde_json v1.0.128 [INFO] [stderr] Checking toml_edit v0.22.22 [INFO] [stderr] Checking h2 v0.3.26 [INFO] [stderr] Checking toml v0.8.19 [INFO] [stderr] Checking battlesnake_game_of_chicken v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `super::DScores` [INFO] [stdout] --> src/logic/depth_first/intuition/d_scores.rs:52:9 [INFO] [stdout] | [INFO] [stdout] 52 | use super::DScores; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::logic::depth_first::game::d_direction::DDirection` [INFO] [stdout] --> src/logic/depth_first/intuition/d_scores.rs:53:9 [INFO] [stdout] | [INFO] [stdout] 53 | use crate::logic::depth_first::game::d_direction::DDirection; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `d_direction::DDirection`, `d_field::DSlowField`, `d_game_state::DGameState`, `intuition::DIntuition`, and `read_game_state` [INFO] [stdout] --> src/logic/depth_first/intuition/mod.rs:104:20 [INFO] [stdout] | [INFO] [stdout] 104 | game::{d_direction::DDirection, d_field::DSlowField, d_game_state::DGameState}, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 105 | intuition::DIntuition, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 106 | }, [INFO] [stdout] 107 | read_game_state, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `d_state` is never read [INFO] [stdout] --> src/logic/depth_first/intuition/mod.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 15 | pub struct DIntuition<'a> { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 16 | d_state: DGameState, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `relevant_snakes` is never read [INFO] [stdout] --> src/logic/depth_first/simulation/node/mod.rs:68:9 [INFO] [stdout] | [INFO] [stdout] 64 | pub struct DNodeStatistics { [INFO] [stdout] | --------------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 68 | pub relevant_snakes: [Option; 4], [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `DNodeStatistics` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `DOptimisticCaptureNode` is never constructed [INFO] [stdout] --> src/logic/depth_first/simulation/node/d_optimistic_capture_node.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | pub struct DOptimisticCaptureNode { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `calc_child`, and `calc_moves` are never used [INFO] [stdout] --> src/logic/depth_first/simulation/node/d_optimistic_capture_node.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 25 | impl DOptimisticCaptureNode { [INFO] [stdout] | --------------------------- associated items in this implementation [INFO] [stdout] 26 | pub fn new( [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 43 | fn calc_child(&self, direction: DDirection) -> Self { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 74 | fn calc_moves(&self) -> ArrayVec { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `DPessimisticCaptureNode` is never constructed [INFO] [stdout] --> src/logic/depth_first/simulation/node/d_pessimistic_capture_node.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct DPessimisticCaptureNode { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `calc_child`, and `calc_moves` are never used [INFO] [stdout] --> src/logic/depth_first/simulation/node/d_pessimistic_capture_node.rs:20:12 [INFO] [stdout] | [INFO] [stdout] 19 | impl DPessimisticCaptureNode { [INFO] [stdout] | ---------------------------- associated items in this implementation [INFO] [stdout] 20 | pub fn new( [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 34 | fn calc_child(&self, direction: DDirection) -> Self { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 49 | fn calc_moves(&self) -> ArrayVec { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/logic/depth_first/simulation/d_tree.rs:166:19 [INFO] [stdout] | [INFO] [stdout] 166 | pub fn result(&self) -> DSimulationResult { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 166 | pub fn result(&self) -> DSimulationResult<'_, Node> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/logic/legacy/shared/e_snakes.rs:64:16 [INFO] [stdout] | [INFO] [stdout] 64 | pub fn get(&self, i: u8) -> Ref> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 64 | pub fn get(&self, i: u8) -> Ref<'_, Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/logic/legacy/shared/e_snakes.rs:68:20 [INFO] [stdout] | [INFO] [stdout] 68 | pub fn get_mut(&self, i: u8) -> RefMut> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 68 | pub fn get_mut(&self, i: u8) -> RefMut<'_, Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `d_state` is never read [INFO] [stdout] --> src/logic/depth_first/intuition/mod.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 15 | pub struct DIntuition<'a> { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 16 | d_state: DGameState, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/logic/depth_first/simulation/d_tree.rs:166:19 [INFO] [stdout] | [INFO] [stdout] 166 | pub fn result(&self) -> DSimulationResult { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 166 | pub fn result(&self) -> DSimulationResult<'_, Node> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/logic/legacy/shared/e_snakes.rs:64:16 [INFO] [stdout] | [INFO] [stdout] 64 | pub fn get(&self, i: u8) -> Ref> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 64 | pub fn get(&self, i: u8) -> Ref<'_, Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/logic/legacy/shared/e_snakes.rs:68:20 [INFO] [stdout] | [INFO] [stdout] 68 | pub fn get_mut(&self, i: u8) -> RefMut> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 68 | pub fn get_mut(&self, i: u8) -> RefMut<'_, Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 52.83s [INFO] running `Command { std: "docker" "inspect" "dba732a841590e0f551c6944fddeac4da7075894f558d2de2f5d39a92ba6fcda", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dba732a841590e0f551c6944fddeac4da7075894f558d2de2f5d39a92ba6fcda", kill_on_drop: false }` [INFO] [stdout] dba732a841590e0f551c6944fddeac4da7075894f558d2de2f5d39a92ba6fcda