[INFO] cloning repository https://github.com/1N4005/rustchess
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/1N4005/rustchess" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F1N4005%2Frustchess", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F1N4005%2Frustchess'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e22d4865e593fc0341e121396c8b95d92d64363a
[INFO] checking 1N4005/rustchess against master#19dd9535408db0f1ff3d16613619076aef524d19 for pr-115950
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F1N4005%2Frustchess" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/1N4005/rustchess on toolchain 19dd9535408db0f1ff3d16613619076aef524d19
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+19dd9535408db0f1ff3d16613619076aef524d19" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/1N4005/rustchess
[INFO] finished tweaking git repo https://github.com/1N4005/rustchess
[INFO] tweaked toml for git repo https://github.com/1N4005/rustchess written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/1N4005/rustchess 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" "+19dd9535408db0f1ff3d16613619076aef524d19" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+19dd9535408db0f1ff3d16613619076aef524d19" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a3e7c40ba99f4d2b7b01e1316fbad57417ba9f88884c55f1c9ba7f81d829451
[INFO] running `Command { std: "docker" "start" "-a" "4a3e7c40ba99f4d2b7b01e1316fbad57417ba9f88884c55f1c9ba7f81d829451", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a3e7c40ba99f4d2b7b01e1316fbad57417ba9f88884c55f1c9ba7f81d829451", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a3e7c40ba99f4d2b7b01e1316fbad57417ba9f88884c55f1c9ba7f81d829451", kill_on_drop: false }`
[INFO] [stdout] 4a3e7c40ba99f4d2b7b01e1316fbad57417ba9f88884c55f1c9ba7f81d829451
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+19dd9535408db0f1ff3d16613619076aef524d19" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63610da0aae1b3f0d8d43516dd676cc2058cad7ec27fac45b910c5258761a549
[INFO] running `Command { std: "docker" "start" "-a" "63610da0aae1b3f0d8d43516dd676cc2058cad7ec27fac45b910c5258761a549", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]     Checking getrandom v0.2.9
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rustchess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `STARTPOS`
[INFO] [stdout]  --> src/main.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use game::board::{Board, STARTPOS, Move, PieceTypes};
[INFO] [stdout]   |                          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `REALLY_BIG_NUMBER`, `REALLY_SMALL_NUMBER`
[INFO] [stdout]  --> src/main.rs:7:35
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::engine::search::{self, REALLY_BIG_NUMBER, REALLY_SMALL_NUMBER};
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SQUARES`, `parse_square`
[INFO] [stdout]  --> src/game/movegen.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::game::board::{parse_square, SQUARES};
[INFO] [stdout]   |                          ^^^^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `STARTPOS`
[INFO] [stdout]  --> src/main.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use game::board::{Board, STARTPOS, Move, PieceTypes};
[INFO] [stdout]   |                          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `REALLY_BIG_NUMBER`, `REALLY_SMALL_NUMBER`
[INFO] [stdout]  --> src/main.rs:7:35
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::engine::search::{self, REALLY_BIG_NUMBER, REALLY_SMALL_NUMBER};
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SQUARES`, `parse_square`
[INFO] [stdout]  --> src/game/movegen.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::game::board::{parse_square, SQUARES};
[INFO] [stdout]   |                          ^^^^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/engine/search.rs:138:59
[INFO] [stdout]     |
[INFO] [stdout] 138 | pub fn search_captures(board: &mut Board, mut alpha: f32, mut beta: f32) -> f32 {
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/engine/search.rs:138:59
[INFO] [stdout]     |
[INFO] [stdout] 138 | pub fn search_captures(board: &mut Board, mut alpha: f32, mut beta: f32) -> f32 {
[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: constant `STARTPOS` is never used
[INFO] [stdout]  --> src/game/board.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub const STARTPOS: &str = "rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1";
[INFO] [stdout]   |           ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STARTPOS` is never used
[INFO] [stdout]  --> src/game/board.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub const STARTPOS: &str = "rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1";
[INFO] [stdout]   |           ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HORIZONTAL` is never used
[INFO] [stdout]   --> src/game/movegen.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | const HORIZONTAL: u8 = 0b00001111;
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `VERTICAL` is never used
[INFO] [stdout]   --> src/game/movegen.rs:17:7
[INFO] [stdout]    |
[INFO] [stdout] 17 | const VERTICAL: u8 = 0b11110000;
[INFO] [stdout]    |       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HORIZONTAL` is never used
[INFO] [stdout]   --> src/game/movegen.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | const HORIZONTAL: u8 = 0b00001111;
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `VERTICAL` is never used
[INFO] [stdout]   --> src/game/movegen.rs:17:7
[INFO] [stdout]    |
[INFO] [stdout] 17 | const VERTICAL: u8 = 0b11110000;
[INFO] [stdout]    |       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "63610da0aae1b3f0d8d43516dd676cc2058cad7ec27fac45b910c5258761a549", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63610da0aae1b3f0d8d43516dd676cc2058cad7ec27fac45b910c5258761a549", kill_on_drop: false }`
[INFO] [stdout] 63610da0aae1b3f0d8d43516dd676cc2058cad7ec27fac45b910c5258761a549