[INFO] fetching crate ultimate-ttt 0.1.0... [INFO] testing ultimate-ttt-0.1.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] extracting crate ultimate-ttt 0.1.0 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate ultimate-ttt 0.1.0 [INFO] finished tweaking crates.io crate ultimate-ttt 0.1.0 [INFO] tweaked toml for crates.io crate ultimate-ttt 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate ultimate-ttt 0.1.0 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c10e676bd9142916c4603ab2bbb015de0df0dee8c873e7fea740c7796a1a7f87 [INFO] running `Command { std: "docker" "start" "-a" "c10e676bd9142916c4603ab2bbb015de0df0dee8c873e7fea740c7796a1a7f87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c10e676bd9142916c4603ab2bbb015de0df0dee8c873e7fea740c7796a1a7f87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c10e676bd9142916c4603ab2bbb015de0df0dee8c873e7fea740c7796a1a7f87", kill_on_drop: false }` [INFO] [stdout] c10e676bd9142916c4603ab2bbb015de0df0dee8c873e7fea740c7796a1a7f87 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c7d30a758f77392c22ce5c5ccfe6a490650c88611cb54df31961d5aafd0ca699 [INFO] running `Command { std: "docker" "start" "-a" "c7d30a758f77392c22ce5c5ccfe6a490650c88611cb54df31961d5aafd0ca699", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling ultimate-ttt v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: type `tic_tac_toe` should have an upper camel case name [INFO] [stdout] --> src/ttt/mod.rs:15:16 [INFO] [stdout] | [INFO] [stdout] 15 | pub struct tic_tac_toe { [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to upper camel case: `TicTacToe` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `size` [INFO] [stdout] --> src/ttt/mod.rs:22:20 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn new(size: u8) -> tic_tac_toe { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_size` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `ME` is never used [INFO] [stdout] --> src/ttt/mod.rs:2:11 [INFO] [stdout] | [INFO] [stdout] 2 | const ME: u8 = 0; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `OPPONENT` is never used [INFO] [stdout] --> src/ttt/mod.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | const OPPONENT: u8 = 1; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `RESULT_WIN` is never used [INFO] [stdout] --> src/ttt/mod.rs:6:11 [INFO] [stdout] | [INFO] [stdout] 6 | const RESULT_WIN: i8 = 0; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `RESULT_LOSE` is never used [INFO] [stdout] --> src/ttt/mod.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | const RESULT_LOSE: i8 = 1; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `player`, `sub_board_index`, and `main_index` are never read [INFO] [stdout] --> src/ttt/mod.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct Cell { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 10 | player: u8, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 11 | sub_board_index: u32, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 12 | main_index: u32 [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `winner` is never read [INFO] [stdout] --> src/ttt/mod.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 15 | pub struct tic_tac_toe { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 18 | winner: i8, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s [INFO] running `Command { std: "docker" "inspect" "c7d30a758f77392c22ce5c5ccfe6a490650c88611cb54df31961d5aafd0ca699", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c7d30a758f77392c22ce5c5ccfe6a490650c88611cb54df31961d5aafd0ca699", kill_on_drop: false }` [INFO] [stdout] c7d30a758f77392c22ce5c5ccfe6a490650c88611cb54df31961d5aafd0ca699 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 157612dbd00b44fe2e4913d06d97036e9fa67a4ab286777587d47b9392d04f98 [INFO] running `Command { std: "docker" "start" "-a" "157612dbd00b44fe2e4913d06d97036e9fa67a4ab286777587d47b9392d04f98", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stdout] warning: type `tic_tac_toe` should have an upper camel case name [INFO] [stdout] --> src/ttt/mod.rs:15:16 [INFO] [stdout] | [INFO] [stdout] 15 | pub struct tic_tac_toe { [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to upper camel case: `TicTacToe` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `size` [INFO] [stdout] --> src/ttt/mod.rs:22:20 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn new(size: u8) -> tic_tac_toe { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_size` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `ME` is never used [INFO] [stdout] --> src/ttt/mod.rs:2:11 [INFO] [stdout] | [INFO] [stdout] 2 | const ME: u8 = 0; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `OPPONENT` is never used [INFO] [stdout] --> src/ttt/mod.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | const OPPONENT: u8 = 1; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `RESULT_WIN` is never used [INFO] [stdout] --> src/ttt/mod.rs:6:11 [INFO] [stdout] | [INFO] [stdout] 6 | const RESULT_WIN: i8 = 0; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `RESULT_LOSE` is never used [INFO] [stdout] --> src/ttt/mod.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | const RESULT_LOSE: i8 = 1; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `player`, `sub_board_index`, and `main_index` are never read [INFO] [stdout] --> src/ttt/mod.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct Cell { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 10 | player: u8, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 11 | sub_board_index: u32, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 12 | main_index: u32 [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `winner` is never read [INFO] [stdout] --> src/ttt/mod.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 15 | pub struct tic_tac_toe { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 18 | winner: i8, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling ultimate-ttt v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: type `tic_tac_toe` should have an upper camel case name [INFO] [stdout] --> src/ttt/mod.rs:15:16 [INFO] [stdout] | [INFO] [stdout] 15 | pub struct tic_tac_toe { [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to upper camel case: `TicTacToe` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `size` [INFO] [stdout] --> src/ttt/mod.rs:22:20 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn new(size: u8) -> tic_tac_toe { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_size` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `ME` is never used [INFO] [stdout] --> src/ttt/mod.rs:2:11 [INFO] [stdout] | [INFO] [stdout] 2 | const ME: u8 = 0; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `OPPONENT` is never used [INFO] [stdout] --> src/ttt/mod.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | const OPPONENT: u8 = 1; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `RESULT_WIN` is never used [INFO] [stdout] --> src/ttt/mod.rs:6:11 [INFO] [stdout] | [INFO] [stdout] 6 | const RESULT_WIN: i8 = 0; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `RESULT_LOSE` is never used [INFO] [stdout] --> src/ttt/mod.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | const RESULT_LOSE: i8 = 1; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `player`, `sub_board_index`, and `main_index` are never read [INFO] [stdout] --> src/ttt/mod.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct Cell { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 10 | player: u8, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 11 | sub_board_index: u32, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 12 | main_index: u32 [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `winner` is never read [INFO] [stdout] --> src/ttt/mod.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 15 | pub struct tic_tac_toe { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 18 | winner: i8, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s [INFO] running `Command { std: "docker" "inspect" "157612dbd00b44fe2e4913d06d97036e9fa67a4ab286777587d47b9392d04f98", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "157612dbd00b44fe2e4913d06d97036e9fa67a4ab286777587d47b9392d04f98", kill_on_drop: false }` [INFO] [stdout] 157612dbd00b44fe2e4913d06d97036e9fa67a4ab286777587d47b9392d04f98 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 09d1f745e15c81a9ad783564fbe317dc3a1f5053b4ab3e7c737b8058558ab4fb [INFO] running `Command { std: "docker" "start" "-a" "09d1f745e15c81a9ad783564fbe317dc3a1f5053b4ab3e7c737b8058558ab4fb", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stdout] [INFO] [stderr] warning: type `tic_tac_toe` should have an upper camel case name [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/ttt/mod.rs:15:16 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 15 | pub struct tic_tac_toe { [INFO] [stdout] [INFO] [stderr] | ^^^^^^^^^^^ help: convert the identifier to upper camel case: `TicTacToe` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `size` [INFO] [stderr] --> src/ttt/mod.rs:22:20 [INFO] [stderr] | [INFO] [stderr] 22 | pub fn new(size: u8) -> tic_tac_toe { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_size` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: constant `ME` is never used [INFO] [stderr] --> src/ttt/mod.rs:2:11 [INFO] [stderr] | [INFO] [stderr] 2 | const ME: u8 = 0; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: constant `OPPONENT` is never used [INFO] [stderr] --> src/ttt/mod.rs:3:11 [INFO] [stderr] | [INFO] [stderr] 3 | const OPPONENT: u8 = 1; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant `RESULT_WIN` is never used [INFO] [stderr] --> src/ttt/mod.rs:6:11 [INFO] [stderr] | [INFO] [stderr] 6 | const RESULT_WIN: i8 = 0; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant `RESULT_LOSE` is never used [INFO] [stderr] --> src/ttt/mod.rs:7:11 [INFO] [stderr] | [INFO] [stderr] 7 | const RESULT_LOSE: i8 = 1; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: fields `player`, `sub_board_index`, and `main_index` are never read [INFO] [stderr] --> src/ttt/mod.rs:10:9 [INFO] [stderr] | [INFO] [stderr] 9 | pub struct Cell { [INFO] [stderr] | ---- fields in this struct [INFO] [stderr] 10 | player: u8, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] 11 | sub_board_index: u32, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] 12 | main_index: u32 [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field `winner` is never read [INFO] [stderr] --> src/ttt/mod.rs:18:9 [INFO] [stderr] | [INFO] [stderr] 15 | pub struct tic_tac_toe { [INFO] [stderr] | ----------- field in this struct [INFO] [stderr] ... [INFO] [stderr] 18 | winner: i8, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `ultimate-ttt` (lib) generated 8 warnings [INFO] [stderr] warning: `ultimate-ttt` (lib test) generated 8 warnings (8 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ultimate_ttt-6b4541f28191e031) [INFO] [stderr] Doc-tests ultimate_ttt [INFO] [stderr] warning: type `tic_tac_toe` should have an upper camel case name [INFO] [stderr] --> src/ttt/mod.rs:15:16 [INFO] [stderr] | [INFO] [stderr] 15 | pub struct tic_tac_toe { [INFO] [stderr] | ^^^^^^^^^^^ help: convert the identifier to upper camel case: `TicTacToe` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [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" "09d1f745e15c81a9ad783564fbe317dc3a1f5053b4ab3e7c737b8058558ab4fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "09d1f745e15c81a9ad783564fbe317dc3a1f5053b4ab3e7c737b8058558ab4fb", kill_on_drop: false }` [INFO] [stdout] 09d1f745e15c81a9ad783564fbe317dc3a1f5053b4ab3e7c737b8058558ab4fb