[INFO] cloning repository https://github.com/gsfellis/rust-hangman [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gsfellis/rust-hangman" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgsfellis%2Frust-hangman", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgsfellis%2Frust-hangman'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] dd0ea30ca54130e7209d887eac2c7cc5d8861416 [INFO] testing gsfellis/rust-hangman against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgsfellis%2Frust-hangman" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/gsfellis/rust-hangman on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/gsfellis/rust-hangman [INFO] finished tweaking git repo https://github.com/gsfellis/rust-hangman [INFO] tweaked toml for git repo https://github.com/gsfellis/rust-hangman written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/gsfellis/rust-hangman already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bb1c663d308b99801837b17790caffb6ccf5b152ec8285c7ad0eb5a925953be9 [INFO] running `Command { std: "docker" "start" "-a" "bb1c663d308b99801837b17790caffb6ccf5b152ec8285c7ad0eb5a925953be9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bb1c663d308b99801837b17790caffb6ccf5b152ec8285c7ad0eb5a925953be9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bb1c663d308b99801837b17790caffb6ccf5b152ec8285c7ad0eb5a925953be9", kill_on_drop: false }` [INFO] [stdout] bb1c663d308b99801837b17790caffb6ccf5b152ec8285c7ad0eb5a925953be9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2c1b132bb29c157769a90ea68d5129f9a6566f7cbb9c8a0c185939e2e62d352b [INFO] running `Command { std: "docker" "start" "-a" "2c1b132bb29c157769a90ea68d5129f9a6566f7cbb9c8a0c185939e2e62d352b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.36 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Compiling rust-hangman v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `word` [INFO] [stdout] --> src/main.rs:79:16 [INFO] [stdout] | [INFO] [stdout] 79 | fn update_word(word: &str, guess: &char) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_word` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `guess` [INFO] [stdout] --> src/main.rs:79:28 [INFO] [stdout] | [INFO] [stdout] 79 | fn update_word(word: &str, guess: &char) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_guess` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:91:9 [INFO] [stdout] | [INFO] [stdout] 91 | let mut gallow = build_gallow(); [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: function is never used: `update_word` [INFO] [stdout] --> src/main.rs:79:4 [INFO] [stdout] | [INFO] [stdout] 79 | fn update_word(word: &str, guess: &char) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.87s [INFO] running `Command { std: "docker" "inspect" "2c1b132bb29c157769a90ea68d5129f9a6566f7cbb9c8a0c185939e2e62d352b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2c1b132bb29c157769a90ea68d5129f9a6566f7cbb9c8a0c185939e2e62d352b", kill_on_drop: false }` [INFO] [stdout] 2c1b132bb29c157769a90ea68d5129f9a6566f7cbb9c8a0c185939e2e62d352b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6ca4e5774627b3894e64c69aaf97fc36353e9631ef5d4b36f301354d96dc79ab [INFO] running `Command { std: "docker" "start" "-a" "6ca4e5774627b3894e64c69aaf97fc36353e9631ef5d4b36f301354d96dc79ab", kill_on_drop: false }` [INFO] [stderr] Compiling rust-hangman v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `word` [INFO] [stdout] --> src/main.rs:79:16 [INFO] [stdout] | [INFO] [stdout] 79 | fn update_word(word: &str, guess: &char) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_word` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `guess` [INFO] [stdout] --> src/main.rs:79:28 [INFO] [stdout] | [INFO] [stdout] 79 | fn update_word(word: &str, guess: &char) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_guess` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:91:9 [INFO] [stdout] | [INFO] [stdout] 91 | let mut gallow = build_gallow(); [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: function is never used: `update_word` [INFO] [stdout] --> src/main.rs:79:4 [INFO] [stdout] | [INFO] [stdout] 79 | fn update_word(word: &str, guess: &char) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.55s [INFO] running `Command { std: "docker" "inspect" "6ca4e5774627b3894e64c69aaf97fc36353e9631ef5d4b36f301354d96dc79ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ca4e5774627b3894e64c69aaf97fc36353e9631ef5d4b36f301354d96dc79ab", kill_on_drop: false }` [INFO] [stdout] 6ca4e5774627b3894e64c69aaf97fc36353e9631ef5d4b36f301354d96dc79ab [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] bb154666348a9603fd971df0b1c882d29e931fe1f9611729b6ba0aa7cc467681 [INFO] running `Command { std: "docker" "start" "-a" "bb154666348a9603fd971df0b1c882d29e931fe1f9611729b6ba0aa7cc467681", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `word` [INFO] [stdout] [INFO] [stderr] --> src/main.rs:79:16 [INFO] [stdout] running 0 tests [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] 79 | fn update_word(word: &str, guess: &char) { [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_word` [INFO] [stdout] [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `guess` [INFO] [stderr] --> src/main.rs:79:28 [INFO] [stderr] | [INFO] [stderr] 79 | fn update_word(word: &str, guess: &char) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_guess` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:91:9 [INFO] [stderr] | [INFO] [stderr] 91 | let mut gallow = build_gallow(); [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: function is never used: `update_word` [INFO] [stderr] --> src/main.rs:79:4 [INFO] [stderr] | [INFO] [stderr] 79 | fn update_word(word: &str, guess: &char) { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rust_hangman-901af5fd492ede1f) [INFO] running `Command { std: "docker" "inspect" "bb154666348a9603fd971df0b1c882d29e931fe1f9611729b6ba0aa7cc467681", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bb154666348a9603fd971df0b1c882d29e931fe1f9611729b6ba0aa7cc467681", kill_on_drop: false }` [INFO] [stdout] bb154666348a9603fd971df0b1c882d29e931fe1f9611729b6ba0aa7cc467681