[INFO] cloning repository https://github.com/muhfathy3790/kangaroo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/muhfathy3790/kangaroo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuhfathy3790%2Fkangaroo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuhfathy3790%2Fkangaroo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fb0a10fba24a826f32a1c783ca76a17b7322e590
[INFO] checking muhfathy3790/kangaroo against try#a7b168ac4977e8e93a43448b44847adaa305d5a9 for pr-150557
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuhfathy3790%2Fkangaroo" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/muhfathy3790/kangaroo
[INFO] finished tweaking git repo https://github.com/muhfathy3790/kangaroo
[INFO] tweaked toml for git repo https://github.com/muhfathy3790/kangaroo written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/muhfathy3790/kangaroo on toolchain a7b168ac4977e8e93a43448b44847adaa305d5a9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7b168ac4977e8e93a43448b44847adaa305d5a9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/muhfathy3790/kangaroo 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" "+a7b168ac4977e8e93a43448b44847adaa305d5a9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a7b168ac4977e8e93a43448b44847adaa305d5a9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 11ace64fbd5a8e1a80975dce340795e8788e8303a272c76a39953c3132fc9d7d
[INFO] running `Command { std: "docker" "start" "-a" "11ace64fbd5a8e1a80975dce340795e8788e8303a272c76a39953c3132fc9d7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "11ace64fbd5a8e1a80975dce340795e8788e8303a272c76a39953c3132fc9d7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11ace64fbd5a8e1a80975dce340795e8788e8303a272c76a39953c3132fc9d7d", kill_on_drop: false }`
[INFO] [stdout] 11ace64fbd5a8e1a80975dce340795e8788e8303a272c76a39953c3132fc9d7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a7b168ac4977e8e93a43448b44847adaa305d5a9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 576d6b3a1b8686565ae87c5699c7079a552bc6828dabbc8594301a72eadd1922
[INFO] running `Command { std: "docker" "start" "-a" "576d6b3a1b8686565ae87c5699c7079a552bc6828dabbc8594301a72eadd1922", kill_on_drop: false }`
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[INFO] [stderr]     Checking kangaroo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `id` and `expected_key` are never read
[INFO] [stdout]   --> benches/solve_benchmark.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct PuzzleConfig {
[INFO] [stdout]    |        ------------ fields in this struct
[INFO] [stdout] 16 |     id: u32,
[INFO] [stdout]    |     ^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     expected_key: &'static str,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PuzzleConfig` has a derived impl for the trait `Clone`, 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 1m 08s
[INFO] running `Command { std: "docker" "inspect" "576d6b3a1b8686565ae87c5699c7079a552bc6828dabbc8594301a72eadd1922", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "576d6b3a1b8686565ae87c5699c7079a552bc6828dabbc8594301a72eadd1922", kill_on_drop: false }`
[INFO] [stdout] 576d6b3a1b8686565ae87c5699c7079a552bc6828dabbc8594301a72eadd1922