[INFO] fetching crate leko-wordle-solver-example 0.1.0...
[INFO] testing leko-wordle-solver-example-0.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate leko-wordle-solver-example 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate leko-wordle-solver-example 0.1.0
[INFO] finished tweaking crates.io crate leko-wordle-solver-example 0.1.0
[INFO] tweaked toml for crates.io crate leko-wordle-solver-example 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate leko-wordle-solver-example 0.1.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate leko-wordle-solver-example 0.1.0 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58b81c6a06f96ba17ebde97fec0a5de46c265cc1539c07c3be24304745050dc1
[INFO] running `Command { std: "docker" "start" "-a" "58b81c6a06f96ba17ebde97fec0a5de46c265cc1539c07c3be24304745050dc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58b81c6a06f96ba17ebde97fec0a5de46c265cc1539c07c3be24304745050dc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58b81c6a06f96ba17ebde97fec0a5de46c265cc1539c07c3be24304745050dc1", kill_on_drop: false }`
[INFO] [stdout] 58b81c6a06f96ba17ebde97fec0a5de46c265cc1539c07c3be24304745050dc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f96198e8c95aa73c491a88c7ea6b2fa1fb90fe57df0751cb5cc5f356b0ae92e3
[INFO] running `Command { std: "docker" "start" "-a" "f96198e8c95aa73c491a88c7ea6b2fa1fb90fe57df0751cb5cc5f356b0ae92e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling leko-wordle-solver-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `history`
[INFO] [stdout]   --> main.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn guess(history: &Vec<History>) -> &'static str {
[INFO] [stdout]    |          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_history`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `word` and `response` are never read
[INFO] [stdout]   --> main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct History {
[INFO] [stdout]    |        ------- fields in this struct
[INFO] [stdout] 12 |     word: Vec<char>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 13 |     response: Vec<Response>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `History` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "f96198e8c95aa73c491a88c7ea6b2fa1fb90fe57df0751cb5cc5f356b0ae92e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f96198e8c95aa73c491a88c7ea6b2fa1fb90fe57df0751cb5cc5f356b0ae92e3", kill_on_drop: false }`
[INFO] [stdout] f96198e8c95aa73c491a88c7ea6b2fa1fb90fe57df0751cb5cc5f356b0ae92e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91522d7446c193df791c5c129caf9184aef524f64da2fe7d052f0ca1badeaab4
[INFO] running `Command { std: "docker" "start" "-a" "91522d7446c193df791c5c129caf9184aef524f64da2fe7d052f0ca1badeaab4", kill_on_drop: false }`
[INFO] [stderr]    Compiling leko-wordle-solver-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `history`
[INFO] [stdout]   --> main.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn guess(history: &Vec<History>) -> &'static str {
[INFO] [stdout]    |          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_history`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `word` and `response` are never read
[INFO] [stdout]   --> main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct History {
[INFO] [stdout]    |        ------- fields in this struct
[INFO] [stdout] 12 |     word: Vec<char>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 13 |     response: Vec<Response>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `History` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "91522d7446c193df791c5c129caf9184aef524f64da2fe7d052f0ca1badeaab4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91522d7446c193df791c5c129caf9184aef524f64da2fe7d052f0ca1badeaab4", kill_on_drop: false }`
[INFO] [stdout] 91522d7446c193df791c5c129caf9184aef524f64da2fe7d052f0ca1badeaab4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 64135d316fe0c2d2adb1a72404ab60865c437c89cf5d42ce97c3d460da3c6ac3
[INFO] running `Command { std: "docker" "start" "-a" "64135d316fe0c2d2adb1a72404ab60865c437c89cf5d42ce97c3d460da3c6ac3", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `history`
[INFO] [stderr]   --> main.rs:16:10
[INFO] [stderr]    |
[INFO] [stderr] 16 | fn guess(history: &Vec<History>) -> &'static str {
[INFO] [stderr]    |          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_history`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `word` and `response` are never read
[INFO] [stderr]   --> main.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | struct History {
[INFO] [stderr]    |        ------- fields in this struct
[INFO] [stderr] 12 |     word: Vec<char>,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 13 |     response: Vec<Response>,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `History` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `leko-wordle-solver-example` (bin "wordle-solver" test) generated 2 warnings (run `cargo fix --bin "wordle-solver" -p leko-wordle-solver-example --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests main.rs (/opt/rustwide/target/debug/deps/wordle_solver-52326e1730bfb2fc)
[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" "64135d316fe0c2d2adb1a72404ab60865c437c89cf5d42ce97c3d460da3c6ac3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64135d316fe0c2d2adb1a72404ab60865c437c89cf5d42ce97c3d460da3c6ac3", kill_on_drop: false }`
[INFO] [stdout] 64135d316fe0c2d2adb1a72404ab60865c437c89cf5d42ce97c3d460da3c6ac3