[INFO] cloning repository https://github.com/mottalli/wordle
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mottalli/wordle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmottalli%2Fwordle", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmottalli%2Fwordle'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 160444f321ae7fba41913bc72c6924cb6ffe2f97
[INFO] checking mottalli/wordle against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmottalli%2Fwordle" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mottalli/wordle on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mottalli/wordle
[INFO] finished tweaking git repo https://github.com/mottalli/wordle
[INFO] tweaked toml for git repo https://github.com/mottalli/wordle written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mottalli/wordle 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d7365d030eb2e4d1ca8b2dba29f3959609cd19905710aec66159ef2890751831
[INFO] running `Command { std: "docker" "start" "-a" "d7365d030eb2e4d1ca8b2dba29f3959609cd19905710aec66159ef2890751831", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7365d030eb2e4d1ca8b2dba29f3959609cd19905710aec66159ef2890751831", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7365d030eb2e4d1ca8b2dba29f3959609cd19905710aec66159ef2890751831", kill_on_drop: false }`
[INFO] [stdout] d7365d030eb2e4d1ca8b2dba29f3959609cd19905710aec66159ef2890751831
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7d144211ec135ce74af8467c597a15ccd9d64eff4d9a2751850bb0f89cfad13
[INFO] running `Command { std: "docker" "start" "-a" "e7d144211ec135ce74af8467c597a15ccd9d64eff4d9a2751850bb0f89cfad13", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling wordle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling backtrace v0.3.64
[INFO] [stderr]     Checking object v0.27.1
[INFO] [stderr]     Checking getrandom v0.2.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stdout] warning: method `max_guesses` is never used
[INFO] [stdout]   --> src/wordle/game.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub trait WordleGame {
[INFO] [stdout]    |           ---------- method in this trait
[INFO] [stdout] 50 |     fn guess_word<'a>(&'a mut self, word: &str) -> RoundResult<'a>;
[INFO] [stdout] 51 |     fn max_guesses(&self) -> usize;
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `max_guesses` is never used
[INFO] [stdout]   --> src/wordle/game.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub trait WordleGame {
[INFO] [stdout]    |           ---------- method in this trait
[INFO] [stdout] 50 |     fn guess_word<'a>(&'a mut self, word: &str) -> RoundResult<'a>;
[INFO] [stdout] 51 |     fn max_guesses(&self) -> usize;
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.75s
[INFO] running `Command { std: "docker" "inspect" "e7d144211ec135ce74af8467c597a15ccd9d64eff4d9a2751850bb0f89cfad13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7d144211ec135ce74af8467c597a15ccd9d64eff4d9a2751850bb0f89cfad13", kill_on_drop: false }`
[INFO] [stdout] e7d144211ec135ce74af8467c597a15ccd9d64eff4d9a2751850bb0f89cfad13
[INFO] checking mottalli/wordle against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmottalli%2Fwordle" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mottalli/wordle on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mottalli/wordle
[INFO] finished tweaking git repo https://github.com/mottalli/wordle
[INFO] tweaked toml for git repo https://github.com/mottalli/wordle written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/mottalli/wordle 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c40293cf5dc8b8c26c647348f9cfecf47f6c2bbfde6c33419bfd703ac7d571bc
[INFO] running `Command { std: "docker" "start" "-a" "c40293cf5dc8b8c26c647348f9cfecf47f6c2bbfde6c33419bfd703ac7d571bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c40293cf5dc8b8c26c647348f9cfecf47f6c2bbfde6c33419bfd703ac7d571bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c40293cf5dc8b8c26c647348f9cfecf47f6c2bbfde6c33419bfd703ac7d571bc", kill_on_drop: false }`
[INFO] [stdout] c40293cf5dc8b8c26c647348f9cfecf47f6c2bbfde6c33419bfd703ac7d571bc
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c3aed6aa6aed83d9b02476df7ae15017dfa5e3662fc75f57035817e9831758ca
[INFO] running `Command { std: "docker" "start" "-a" "c3aed6aa6aed83d9b02476df7ae15017dfa5e3662fc75f57035817e9831758ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]    Compiling wordle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking object v0.27.1
[INFO] [stderr]    Compiling backtrace v0.3.64
[INFO] [stderr]     Checking getrandom v0.2.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stdout] warning: method `max_guesses` is never used
[INFO] [stdout]   --> src/wordle/game.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub trait WordleGame {
[INFO] [stdout]    |           ---------- method in this trait
[INFO] [stdout] 50 |     fn guess_word<'a>(&'a mut self, word: &str) -> RoundResult<'a>;
[INFO] [stdout] 51 |     fn max_guesses(&self) -> usize;
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `max_guesses` is never used
[INFO] [stdout]   --> src/wordle/game.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub trait WordleGame {
[INFO] [stdout]    |           ---------- method in this trait
[INFO] [stdout] 50 |     fn guess_word<'a>(&'a mut self, word: &str) -> RoundResult<'a>;
[INFO] [stdout] 51 |     fn max_guesses(&self) -> usize;
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.32s
[INFO] running `Command { std: "docker" "inspect" "c3aed6aa6aed83d9b02476df7ae15017dfa5e3662fc75f57035817e9831758ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3aed6aa6aed83d9b02476df7ae15017dfa5e3662fc75f57035817e9831758ca", kill_on_drop: false }`
[INFO] [stdout] c3aed6aa6aed83d9b02476df7ae15017dfa5e3662fc75f57035817e9831758ca