[INFO] cloning repository https://github.com/canaknesil/go-game
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/canaknesil/go-game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcanaknesil%2Fgo-game", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcanaknesil%2Fgo-game'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6d464101d9c46eec3a560655e1340031d9e86056
[INFO] checking canaknesil/go-game against master#ab26b175979ee7b2cb3302dce204b99df96f7efb for pr-157696
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcanaknesil%2Fgo-game" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/canaknesil/go-game
[INFO] finished tweaking git repo https://github.com/canaknesil/go-game
[INFO] tweaked toml for git repo https://github.com/canaknesil/go-game written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/canaknesil/go-game on toolchain ab26b175979ee7b2cb3302dce204b99df96f7efb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab26b175979ee7b2cb3302dce204b99df96f7efb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/canaknesil/go-game 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" "+ab26b175979ee7b2cb3302dce204b99df96f7efb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 226770d51f306a7c7d602cce472d1e06f358ef7da564cb9a439c2ccfd4a5afcd
[INFO] running `Command { std: "docker" "start" "226770d51f306a7c7d602cce472d1e06f358ef7da564cb9a439c2ccfd4a5afcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "226770d51f306a7c7d602cce472d1e06f358ef7da564cb9a439c2ccfd4a5afcd" "/opt/rustwide/cargo-home/bin/cargo" "+ab26b175979ee7b2cb3302dce204b99df96f7efb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "226770d51f306a7c7d602cce472d1e06f358ef7da564cb9a439c2ccfd4a5afcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "226770d51f306a7c7d602cce472d1e06f358ef7da564cb9a439c2ccfd4a5afcd" "/opt/rustwide/cargo-home/bin/cargo" "+ab26b175979ee7b2cb3302dce204b99df96f7efb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/egui_view.rs:509:28
[INFO] [stdout]     |
[INFO] [stdout] 509 |             ], egui::Stroke::new(1.0, egui::Color32::BLACK));
[INFO] [stdout]     |                                  ^^^ help: explicitly specify the type as `f32`: `1.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout]     = note: `#[warn(float_literal_f32_fallback)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/egui_view.rs:516:28
[INFO] [stdout]     |
[INFO] [stdout] 516 |             ], egui::Stroke::new(1.0, egui::Color32::BLACK));
[INFO] [stdout]     |                                  ^^^ help: explicitly specify the type as `f32`: `1.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `analysis_engine` and `human_engine` are never read
[INFO] [stdout]   --> src/model.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub struct Model {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 12 |     analysis_engine: Option<ChildProcessEngine>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 13 |     human_engine: Option<ChildProcessEngine>,
[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 `turn` is never read
[INFO] [stdout]   --> src/model.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct HistoryItem {
[INFO] [stdout]    |        ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 27 |     turn: Turn, // The color that would play given the above board position
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `HistoryItem` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `take_stderr` and `take_stdout_and_stderr` are never used
[INFO] [stdout]   --> src/smart_child.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl SmartChild {
[INFO] [stdout]    | --------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn take_stderr(&mut self) -> Result<ChildStderr, String> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn take_stdout_and_stderr(&mut self) -> Result<Chain<ChildStdout, ChildStderr>, String> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]   --> src/gtp.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub trait GTPEngineMinimal {
[INFO] [stdout]    |           ---------------- methods in this trait
[INFO] [stdout] 11 |     fn protocol_version(&mut self) -> Result<u32, String>;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 12 |     fn name(&mut self) -> Result<String, String>;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 13 |     fn version(&mut self) -> Result<String, String>;
[INFO] [stdout] 14 |     fn known_command(&mut self, command_name: &str) -> Result<bool, String>;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 15 |     fn list_commands(&mut self) -> Result<Vec<String>, String>;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 16 |     fn quit(self) -> Result<(), String>;
[INFO] [stdout] 17 |     fn boardsize(&mut self, size: u32) -> Result<(), String>;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 18 |     fn clear_board(&mut self) -> Result<(), String>;
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 19 |     fn komi(&mut self, new_komi: f32) -> Result<(), String>;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 20 |     fn play(&mut self, gtp_move: GTPMove) -> Result<(), String>;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 21 |     fn genmove(&mut self, color: Color) -> Result<GenMove, String>;
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `GTPEngineTournament` is never used
[INFO] [stdout]   --> src/gtp.rs:24:11
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub trait GTPEngineTournament {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `GTPEngineRegression` is never used
[INFO] [stdout]   --> src/gtp.rs:30:11
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub trait GTPEngineRegression {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `GTPEngineExtendedCorePlay` is never used
[INFO] [stdout]   --> src/gtp.rs:35:11
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub trait GTPEngineExtendedCorePlay {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `GTPEngineExtendedTournament` is never used
[INFO] [stdout]   --> src/gtp.rs:39:11
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub trait GTPEngineExtendedTournament {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `GTPEngineDebug` is never used
[INFO] [stdout]   --> src/gtp.rs:46:11
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub trait GTPEngineDebug {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Vertex` is never used
[INFO] [stdout]   --> src/gtp.rs:86:10
[INFO] [stdout]    |
[INFO] [stdout] 86 | pub enum Vertex {
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GTPMove` is never constructed
[INFO] [stdout]   --> src/gtp.rs:92:12
[INFO] [stdout]    |
[INFO] [stdout] 92 | pub struct GTPMove {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `GenMove` is never used
[INFO] [stdout]   --> src/gtp.rs:98:10
[INFO] [stdout]    |
[INFO] [stdout] 98 | pub enum GenMove {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Color` is never used
[INFO] [stdout]    --> src/gtp.rs:104:10
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub enum Color {
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Status` is never used
[INFO] [stdout]    --> src/gtp.rs:110:10
[INFO] [stdout]     |
[INFO] [stdout] 110 | pub enum Status {
[INFO] [stdout]     |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Score` is never used
[INFO] [stdout]    --> src/gtp.rs:117:10
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub enum Score {
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `to_string` and `from_string` are never used
[INFO] [stdout]    --> src/gtp.rs:125:12
[INFO] [stdout]     |
[INFO] [stdout] 124 | impl Vertex {
[INFO] [stdout]     | ----------- associated items in this implementation
[INFO] [stdout] 125 |     pub fn to_string(&self) -> Result<String, String> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 144 |     pub fn from_string(s: &str) -> Result<Vertex, String> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `to_string` are never used
[INFO] [stdout]    --> src/gtp.rs:173:12
[INFO] [stdout]     |
[INFO] [stdout] 172 | impl GTPMove {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout] 173 |     pub fn new(color: Color, vertex: Vertex) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 177 |     pub fn to_string(&self) -> Result<String, String> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_string` is never used
[INFO] [stdout]    --> src/gtp.rs:184:12
[INFO] [stdout]     |
[INFO] [stdout] 183 | impl Color {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] 184 |     pub fn to_string(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_string` is never used
[INFO] [stdout]    --> src/gtp.rs:194:12
[INFO] [stdout]     |
[INFO] [stdout] 193 | impl Status {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] 194 |     pub fn to_string(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_string` is never used
[INFO] [stdout]    --> src/gtp.rs:205:12
[INFO] [stdout]     |
[INFO] [stdout] 204 | impl Score {
[INFO] [stdout]     | ---------- associated function in this implementation
[INFO] [stdout] 205 |     pub fn from_string(s: &str) -> Result<Self, String> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_single_token` is never used
[INFO] [stdout]    --> src/gtp.rs:236:8
[INFO] [stdout]     |
[INFO] [stdout] 236 | pub fn is_single_token(s: &str) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/egui_view.rs:509:28
[INFO] [stdout]     |
[INFO] [stdout] 509 |             ], egui::Stroke::new(1.0, egui::Color32::BLACK));
[INFO] [stdout]     |                                  ^^^ help: explicitly specify the type as `f32`: `1.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout]     = note: `#[warn(float_literal_f32_fallback)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/egui_view.rs:516:28
[INFO] [stdout]     |
[INFO] [stdout] 516 |             ], egui::Stroke::new(1.0, egui::Color32::BLACK));
[INFO] [stdout]     |                                  ^^^ help: explicitly specify the type as `f32`: `1.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `analysis_engine` and `human_engine` are never read
[INFO] [stdout]   --> src/model.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub struct Model {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 12 |     analysis_engine: Option<ChildProcessEngine>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 13 |     human_engine: Option<ChildProcessEngine>,
[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 `turn` is never read
[INFO] [stdout]   --> src/model.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct HistoryItem {
[INFO] [stdout]    |        ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 27 |     turn: Turn, // The color that would play given the above board position
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `HistoryItem` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `take_stderr` and `take_stdout_and_stderr` are never used
[INFO] [stdout]   --> src/smart_child.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl SmartChild {
[INFO] [stdout]    | --------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn take_stderr(&mut self) -> Result<ChildStderr, String> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn take_stdout_and_stderr(&mut self) -> Result<Chain<ChildStdout, ChildStderr>, String> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `GTPEngineRegression` is never used
[INFO] [stdout]   --> src/gtp.rs:30:11
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub trait GTPEngineRegression {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/gtp.rs:100:10
[INFO] [stdout]     |
[INFO] [stdout] 100 |     Play(Vertex),
[INFO] [stdout]     |     ---- ^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `GenMove` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 100 -     Play(Vertex),
[INFO] [stdout] 100 +     Play(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/gtp.rs:118:11
[INFO] [stdout]     |
[INFO] [stdout] 118 |     Black(f32),
[INFO] [stdout]     |     ----- ^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Score` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 118 -     Black(f32),
[INFO] [stdout] 118 +     Black(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/gtp.rs:119:11
[INFO] [stdout]     |
[INFO] [stdout] 119 |     White(f32),
[INFO] [stdout]     |     ----- ^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Score` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 119 -     White(f32),
[INFO] [stdout] 119 +     White(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3m 16s
[INFO] running `Command { std: "docker" "inspect" "226770d51f306a7c7d602cce472d1e06f358ef7da564cb9a439c2ccfd4a5afcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "226770d51f306a7c7d602cce472d1e06f358ef7da564cb9a439c2ccfd4a5afcd", kill_on_drop: false }`
[INFO] [stdout] 226770d51f306a7c7d602cce472d1e06f358ef7da564cb9a439c2ccfd4a5afcd
