[INFO] cloning repository https://github.com/fangs124/pp0
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fangs124/pp0" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffangs124%2Fpp0", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffangs124%2Fpp0'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 47da0567a2504032f9cbde2e7ee29f644eefe83c
[INFO] checking fangs124/pp0 against try#b32fc44666c052e7cf07ab471bfb6f9ec571902f for pr-138676
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffangs124%2Fpp0" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fangs124/pp0 on toolchain b32fc44666c052e7cf07ab471bfb6f9ec571902f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b32fc44666c052e7cf07ab471bfb6f9ec571902f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fangs124/pp0
[INFO] finished tweaking git repo https://github.com/fangs124/pp0
[INFO] tweaked toml for git repo https://github.com/fangs124/pp0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/fangs124/pp0 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" "+b32fc44666c052e7cf07ab471bfb6f9ec571902f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+b32fc44666c052e7cf07ab471bfb6f9ec571902f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bdd90a2cd6820c5167c170c8b917f8d5c3fcd08ffbe0f8a2853cdccad1514468
[INFO] running `Command { std: "docker" "start" "-a" "bdd90a2cd6820c5167c170c8b917f8d5c3fcd08ffbe0f8a2853cdccad1514468", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bdd90a2cd6820c5167c170c8b917f8d5c3fcd08ffbe0f8a2853cdccad1514468", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdd90a2cd6820c5167c170c8b917f8d5c3fcd08ffbe0f8a2853cdccad1514468", kill_on_drop: false }`
[INFO] [stdout] bdd90a2cd6820c5167c170c8b917f8d5c3fcd08ffbe0f8a2853cdccad1514468
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+b32fc44666c052e7cf07ab471bfb6f9ec571902f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f553d69b0f32379a10b47cd58174e6fbecdd36604d1a1b8ed5f458a592ff309f
[INFO] running `Command { std: "docker" "start" "-a" "f553d69b0f32379a10b47cd58174e6fbecdd36604d1a1b8ed5f458a592ff309f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking nnet v0.1.0 (/opt/rustwide/workdir/nnet)
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking bitboard v0.1.0 (/opt/rustwide/workdir/bitboard)
[INFO] [stderr]     Checking chessboard v0.1.0 (/opt/rustwide/workdir/chessboard)
[INFO] [stdout] warning: constant `ASCII_SYM` is never used
[INFO] [stdout]    --> chessboard/src/lib.rs:468:7
[INFO] [stdout]     |
[INFO] [stdout] 468 | const ASCII_SYM: [char; 12] = ['K', 'Q', 'N', 'B', 'R', 'P', 'k', 'q', 'n', 'b', 'r', 'p'];
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ASCII_SYM` is never used
[INFO] [stdout]    --> chessboard/src/lib.rs:468:7
[INFO] [stdout]     |
[INFO] [stdout] 468 | const ASCII_SYM: [char; 12] = ['K', 'Q', 'N', 'B', 'R', 'P', 'k', 'q', 'n', 'b', 'r', 'p'];
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking pp0_chess v0.1.0 (/opt/rustwide/workdir/pp0_chess)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.91s
[INFO] running `Command { std: "docker" "inspect" "f553d69b0f32379a10b47cd58174e6fbecdd36604d1a1b8ed5f458a592ff309f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f553d69b0f32379a10b47cd58174e6fbecdd36604d1a1b8ed5f458a592ff309f", kill_on_drop: false }`
[INFO] [stdout] f553d69b0f32379a10b47cd58174e6fbecdd36604d1a1b8ed5f458a592ff309f