[INFO] cloning repository https://github.com/micaherne/rust-chess
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/micaherne/rust-chess" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmicaherne%2Frust-chess", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmicaherne%2Frust-chess'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 75ca3ae3331971bff33195df12976e41a62833d6
[INFO] building micaherne/rust-chess against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmicaherne%2Frust-chess" "/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/micaherne/rust-chess on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/micaherne/rust-chess
[INFO] finished tweaking git repo https://github.com/micaherne/rust-chess
[INFO] tweaked toml for git repo https://github.com/micaherne/rust-chess written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/micaherne/rust-chess 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a8ff169230a5de1c157629cbf98447112851beacfd927d357e3311dac8891ddc
[INFO] running `Command { std: "docker" "start" "-a" "a8ff169230a5de1c157629cbf98447112851beacfd927d357e3311dac8891ddc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a8ff169230a5de1c157629cbf98447112851beacfd927d357e3311dac8891ddc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8ff169230a5de1c157629cbf98447112851beacfd927d357e3311dac8891ddc", kill_on_drop: false }`
[INFO] [stdout] a8ff169230a5de1c157629cbf98447112851beacfd927d357e3311dac8891ddc
[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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11a8620e72e2de49a43e1c5e17d0e39913f6887a99b187eac78a13196e13ec24
[INFO] running `Command { std: "docker" "start" "-a" "11a8620e72e2de49a43e1c5e17d0e39913f6887a99b187eac78a13196e13ec24", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling regex v1.7.1
[INFO] [stderr]    Compiling chess-uci v0.1.0 (/opt/rustwide/workdir/chess-uci)
[INFO] [stderr]    Compiling rust-chess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `PIECE_TABLES` is never used
[INFO] [stdout]   --> src/position64/evaluate.rs:26:7
[INFO] [stdout]    |
[INFO] [stdout] 26 | const PIECE_TABLES: [PieceSquareTable; PIECE_COUNT] = generate_tables();
[INFO] [stdout]    |       ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_tables` is never used
[INFO] [stdout]   --> src/position64/evaluate.rs:28:10
[INFO] [stdout]    |
[INFO] [stdout] 28 | const fn generate_tables() -> [PieceSquareTable; PIECE_COUNT] {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.98s
[INFO] running `Command { std: "docker" "inspect" "11a8620e72e2de49a43e1c5e17d0e39913f6887a99b187eac78a13196e13ec24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11a8620e72e2de49a43e1c5e17d0e39913f6887a99b187eac78a13196e13ec24", kill_on_drop: false }`
[INFO] [stdout] 11a8620e72e2de49a43e1c5e17d0e39913f6887a99b187eac78a13196e13ec24
[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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ded05fc57ea5c4b0805d2488662aabcb97b4f5a616621c56627a45e0516d5e0
[INFO] running `Command { std: "docker" "start" "-a" "9ded05fc57ea5c4b0805d2488662aabcb97b4f5a616621c56627a45e0516d5e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-chess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `PIECE_TABLES` is never used
[INFO] [stdout]   --> src/position64/evaluate.rs:26:7
[INFO] [stdout]    |
[INFO] [stdout] 26 | const PIECE_TABLES: [PieceSquareTable; PIECE_COUNT] = generate_tables();
[INFO] [stdout]    |       ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 14.79s
[INFO] running `Command { std: "docker" "inspect" "9ded05fc57ea5c4b0805d2488662aabcb97b4f5a616621c56627a45e0516d5e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ded05fc57ea5c4b0805d2488662aabcb97b4f5a616621c56627a45e0516d5e0", kill_on_drop: false }`
[INFO] [stdout] 9ded05fc57ea5c4b0805d2488662aabcb97b4f5a616621c56627a45e0516d5e0