[INFO] cloning repository https://github.com/kevinAlbs/Checkers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kevinAlbs/Checkers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FkevinAlbs%2FCheckers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FkevinAlbs%2FCheckers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 38dfef4055469c9de4398e40fb56505f92602d38
[INFO] testing kevinAlbs/Checkers against 1.90.0 for beta-1.91-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FkevinAlbs%2FCheckers" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kevinAlbs/Checkers
[INFO] finished tweaking git repo https://github.com/kevinAlbs/Checkers
[INFO] tweaked toml for git repo https://github.com/kevinAlbs/Checkers written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kevinAlbs/Checkers on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kevinAlbs/Checkers 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.99
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.99
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.99
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.99
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.99
[INFO] [stderr]   Downloaded syn v2.0.91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2f696069602a18b6d5b4ccfed761df503585becf2aa0a2aa9fffc3e776da98b
[INFO] running `Command { std: "docker" "start" "-a" "e2f696069602a18b6d5b4ccfed761df503585becf2aa0a2aa9fffc3e776da98b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2f696069602a18b6d5b4ccfed761df503585becf2aa0a2aa9fffc3e776da98b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2f696069602a18b6d5b4ccfed761df503585becf2aa0a2aa9fffc3e776da98b", kill_on_drop: false }`
[INFO] [stdout] e2f696069602a18b6d5b4ccfed761df503585becf2aa0a2aa9fffc3e776da98b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9deaa4f8138ea92ab735459a9e23034b11daaafa1073cec66c5c2938d3673c48
[INFO] running `Command { std: "docker" "start" "-a" "9deaa4f8138ea92ab735459a9e23034b11daaafa1073cec66c5c2938d3673c48", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.99
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling bumpalo v3.16.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.99
[INFO] [stderr]    Compiling once_cell v1.20.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.91
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.99
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.99
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.99
[INFO] [stderr]    Compiling checkers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `Black` and `White` are never constructed
[INFO] [stdout]  --> src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | enum Turn {
[INFO] [stdout]   |      ---- variants in this enum
[INFO] [stdout] 5 |     Black,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 6 |     White,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Turn` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `set`, `from_strings`, and `to_string` are never used
[INFO] [stdout]   --> src/lib.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Board {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 18 |     fn set(&mut self, i: i8, j: i8, v: char) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     fn from_strings(s: Vec<&str>) -> Board {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     fn to_string(&self) -> String {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `turn` and `in_step` are never read
[INFO] [stdout]   --> src/lib.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | struct Checkers {
[INFO] [stdout]    |        -------- fields in this struct
[INFO] [stdout] 50 |     turn: Turn,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 51 |     board: Board,
[INFO] [stdout] 52 |     in_step: Option<(i8, i8)>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/lib.rs:58:12
[INFO] [stdout]     |
[INFO] [stdout]  56 | impl Checkers {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout]  57 |     #[wasm_bindgen(constructor)]
[INFO] [stdout]  58 |     pub fn new() -> Checkers {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  74 |     fn from(s: Vec<&str>, t: Turn) -> Checkers {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout]  85 |     pub fn at(&self, i: i8, j: i8) -> char {
[INFO] [stdout]     |            ^^
[INFO] [stdout] ...
[INFO] [stdout]  93 |     pub fn get_turn(&self) -> char {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 100 |     fn is_opponent(&self, i: i8, j: i8) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 110 |     fn is_empty(&self, i: i8, j: i8) -> bool {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 118 |     pub fn make_step(&mut self, s: Step) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 164 |     pub fn get_steps(&self, i: i8, j: i8) -> Vec<Step> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 190 |     fn get_steps_local(&self, i: i8, j: i8) -> Vec<Step> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `src_i`, `src_j`, `dst_i`, and `dst_j` are never used
[INFO] [stdout]    --> src/lib.rs:316:12
[INFO] [stdout]     |
[INFO] [stdout] 314 | impl Step {
[INFO] [stdout]     | --------- methods in this implementation
[INFO] [stdout] 315 |     #[wasm_bindgen(getter)]
[INFO] [stdout] 316 |     pub fn src_i(&self) -> i8 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 320 |     pub fn src_j(&self) -> i8 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 324 |     pub fn dst_i(&self) -> i8 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 328 |     pub fn dst_j(&self) -> i8 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.27s
[INFO] running `Command { std: "docker" "inspect" "9deaa4f8138ea92ab735459a9e23034b11daaafa1073cec66c5c2938d3673c48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9deaa4f8138ea92ab735459a9e23034b11daaafa1073cec66c5c2938d3673c48", kill_on_drop: false }`
[INFO] [stdout] 9deaa4f8138ea92ab735459a9e23034b11daaafa1073cec66c5c2938d3673c48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db70d9ab74dd8f3bc6f3b8f9851333ce699e9f0dcca7894d9f8d1b455fa7cfde
[INFO] running `Command { std: "docker" "start" "-a" "db70d9ab74dd8f3bc6f3b8f9851333ce699e9f0dcca7894d9f8d1b455fa7cfde", kill_on_drop: false }`
[INFO] [stderr]    Compiling checkers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:558:13
[INFO] [stdout]     |
[INFO] [stdout] 558 |         let mut c = Checkers::from(
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `at` and `get_turn` are never used
[INFO] [stdout]   --> src/lib.rs:85:12
[INFO] [stdout]    |
[INFO] [stdout] 56 | impl Checkers {
[INFO] [stdout]    | ------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 85 |     pub fn at(&self, i: i8, j: i8) -> char {
[INFO] [stdout]    |            ^^
[INFO] [stdout] ...
[INFO] [stdout] 93 |     pub fn get_turn(&self) -> char {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `src_i`, `src_j`, `dst_i`, and `dst_j` are never used
[INFO] [stdout]    --> src/lib.rs:316:12
[INFO] [stdout]     |
[INFO] [stdout] 314 | impl Step {
[INFO] [stdout]     | --------- methods in this implementation
[INFO] [stdout] 315 |     #[wasm_bindgen(getter)]
[INFO] [stdout] 316 |     pub fn src_i(&self) -> i8 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 320 |     pub fn src_j(&self) -> i8 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 324 |     pub fn dst_i(&self) -> i8 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 328 |     pub fn dst_j(&self) -> i8 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "db70d9ab74dd8f3bc6f3b8f9851333ce699e9f0dcca7894d9f8d1b455fa7cfde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db70d9ab74dd8f3bc6f3b8f9851333ce699e9f0dcca7894d9f8d1b455fa7cfde", kill_on_drop: false }`
[INFO] [stdout] db70d9ab74dd8f3bc6f3b8f9851333ce699e9f0dcca7894d9f8d1b455fa7cfde
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4b6108a6113cede42e7a3371ea76713f8863a156604505e82a51b332d67a4605
[INFO] running `Command { std: "docker" "start" "-a" "4b6108a6113cede42e7a3371ea76713f8863a156604505e82a51b332d67a4605", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:558:13
[INFO] [stderr]     |
[INFO] [stderr] 558 |         let mut c = Checkers::from(
[INFO] [stderr]     |             ----^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: methods `at` and `get_turn` are never used
[INFO] [stderr]   --> src/lib.rs:85:12
[INFO] [stderr]    |
[INFO] [stderr] 56 | impl Checkers {
[INFO] [stderr]    | ------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 85 |     pub fn at(&self, i: i8, j: i8) -> char {
[INFO] [stderr]    |            ^^
[INFO] [stderr] ...
[INFO] [stderr] 93 |     pub fn get_turn(&self) -> char {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: methods `src_i`, `src_j`, `dst_i`, and `dst_j` are never used
[INFO] [stderr]    --> src/lib.rs:316:12
[INFO] [stderr]     |
[INFO] [stderr] 314 | impl Step {
[INFO] [stderr]     | --------- methods in this implementation
[INFO] [stderr] 315 |     #[wasm_bindgen(getter)]
[INFO] [stderr] 316 |     pub fn src_i(&self) -> i8 {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 320 |     pub fn src_j(&self) -> i8 {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 324 |     pub fn dst_i(&self) -> i8 {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 328 |     pub fn dst_j(&self) -> i8 {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `checkers` (lib test) generated 3 warnings (run `cargo fix --lib -p checkers --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/checkers-fc7953a1acbbe418)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test tests::can_display_board ... ok
[INFO] [stdout] test tests::can_jump ... ok
[INFO] [stdout] test tests::can_jump_sequence ... ok
[INFO] [stdout] test tests::determines_capture ... ok
[INFO] [stdout] test tests::checks_jump_destination_is_empty ... ok
[INFO] [stdout] test tests::determines_capture_sequence ... ok
[INFO] [stdout] test tests::finds_moves ... ok
[INFO] [stdout] test tests::requires_capture_for_other_piece ... ok
[INFO] [stdout] test tests::requires_jump_sequence_to_continue ... ok
[INFO] [stdout] test tests::can_king ... ok
[INFO] [stdout] test tests::can_step ... ok
[INFO] [stdout] test tests::requires_capture ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4b6108a6113cede42e7a3371ea76713f8863a156604505e82a51b332d67a4605", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b6108a6113cede42e7a3371ea76713f8863a156604505e82a51b332d67a4605", kill_on_drop: false }`
[INFO] [stdout] 4b6108a6113cede42e7a3371ea76713f8863a156604505e82a51b332d67a4605
