[INFO] cloning repository https://github.com/ITSmith/ARCE
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ITSmith/ARCE" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FITSmith%2FARCE", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FITSmith%2FARCE'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 191ba59720c58f9b1b0d7fbcf47dc87174fc4d1f
[INFO] checking ITSmith/ARCE/191ba59720c58f9b1b0d7fbcf47dc87174fc4d1f against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FITSmith%2FARCE" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ITSmith/ARCE on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/ITSmith/ARCE
[INFO] finished tweaking git repo https://github.com/ITSmith/ARCE
[INFO] tweaked toml for git repo https://github.com/ITSmith/ARCE written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ITSmith/ARCE 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b580d1a489588a5b1c9a67786daf6f39bf3dae5aa71436f0dc80654e5878ac06
[INFO] running `Command { std: "docker" "start" "-a" "b580d1a489588a5b1c9a67786daf6f39bf3dae5aa71436f0dc80654e5878ac06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b580d1a489588a5b1c9a67786daf6f39bf3dae5aa71436f0dc80654e5878ac06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b580d1a489588a5b1c9a67786daf6f39bf3dae5aa71436f0dc80654e5878ac06", kill_on_drop: false }`
[INFO] [stdout] b580d1a489588a5b1c9a67786daf6f39bf3dae5aa71436f0dc80654e5878ac06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8105afc2ddac202556041af85322a9835fa3ea01fb8c677a0c5bdb913de5cc1c
[INFO] running `Command { std: "docker" "start" "-a" "8105afc2ddac202556041af85322a9835fa3ea01fb8c677a0c5bdb913de5cc1c", kill_on_drop: false }`
[INFO] [stderr]     Checking arce_lib v0.1.0 (/opt/rustwide/workdir/arce_lib)
[INFO] [stdout] warning: unused import: `core::panic`
[INFO] [stdout]  --> arce_lib/src/square.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::panic;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::panic`
[INFO] [stdout]  --> arce_lib/src/square.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::panic;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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]     Checking arce v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::time::Instant`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::time::Instant;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `START_POSITION`, `TRICKY_POSITION`, `attacks::Attacks`, `parse_go`, `parse_move`, and `parse_position`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     attacks::Attacks,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 5 |     utils::{
[INFO] [stdout] 6 |         fen::{parse_fen, START_POSITION, TRICKY_POSITION},
[INFO] [stdout]   |                          ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout] 7 |         uci::{parse_go, parse_move, parse_position, uci_loop},
[INFO] [stdout]   |               ^^^^^^^^  ^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Instant`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::time::Instant;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `START_POSITION`, `TRICKY_POSITION`, `attacks::Attacks`, `parse_go`, `parse_move`, and `parse_position`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     attacks::Attacks,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 5 |     utils::{
[INFO] [stdout] 6 |         fen::{parse_fen, START_POSITION, TRICKY_POSITION},
[INFO] [stdout]   |                          ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout] 7 |         uci::{parse_go, parse_move, parse_position, uci_loop},
[INFO] [stdout]   |               ^^^^^^^^  ^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "8105afc2ddac202556041af85322a9835fa3ea01fb8c677a0c5bdb913de5cc1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8105afc2ddac202556041af85322a9835fa3ea01fb8c677a0c5bdb913de5cc1c", kill_on_drop: false }`
[INFO] [stdout] 8105afc2ddac202556041af85322a9835fa3ea01fb8c677a0c5bdb913de5cc1c