[INFO] cloning repository https://github.com/GitNealian/chess_ai
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/GitNealian/chess_ai" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGitNealian%2Fchess_ai", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGitNealian%2Fchess_ai'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1dcb2bd1f5fa6176a425a850b303418b05884f5d
[INFO] checking GitNealian/chess_ai against try#2b39fe756f52bc2825bf5b2bfc385cab922dae10 for pr-143011
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGitNealian%2Fchess_ai" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/GitNealian/chess_ai
[INFO] finished tweaking git repo https://github.com/GitNealian/chess_ai
[INFO] tweaked toml for git repo https://github.com/GitNealian/chess_ai written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/GitNealian/chess_ai on toolchain 2b39fe756f52bc2825bf5b2bfc385cab922dae10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/GitNealian/chess_ai 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" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa72f21333b7b14466b4092eaceedda9bad98314d5a7025289630e48401f6487
[INFO] running `Command { std: "docker" "start" "-a" "aa72f21333b7b14466b4092eaceedda9bad98314d5a7025289630e48401f6487", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa72f21333b7b14466b4092eaceedda9bad98314d5a7025289630e48401f6487", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa72f21333b7b14466b4092eaceedda9bad98314d5a7025289630e48401f6487", kill_on_drop: false }`
[INFO] [stdout] aa72f21333b7b14466b4092eaceedda9bad98314d5a7025289630e48401f6487
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c738a409100f9facfbdbd792e82f2dc43af2d17b3c3234482844373b151a4f0
[INFO] running `Command { std: "docker" "start" "-a" "3c738a409100f9facfbdbd792e82f2dc43af2d17b3c3234482844373b151a4f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking getrandom v0.2.4
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking chess_ai v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `collections::HashMap`
[INFO] [stdout]  --> src/board.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashMap, vec};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `zobrist::Zobristable`
[INFO] [stdout]  --> src/board.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     zobrist::Zobristable,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `collections::HashMap`
[INFO] [stdout]  --> src/board.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashMap, vec};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `zobrist::Zobristable`
[INFO] [stdout]  --> src/board.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     zobrist::Zobristable,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Board`, `ChessType`, and `Position`
[INFO] [stdout]  --> src/zobrist.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::board::{Board, Chess, ChessType, Move, Position, BOARD_HEIGHT, BOARD_WIDTH};
[INFO] [stdout]   |                    ^^^^^         ^^^^^^^^^        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `getrandom`
[INFO] [stdout]   --> src/engine.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 |             getrandom::getrandom(&mut buf).unwrap();
[INFO] [stdout]    |             ^^^^^^^^^ use of unresolved module or unlinked crate `getrandom`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `getrandom`, use `cargo add getrandom` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `getrandom`
[INFO] [stdout]   --> src/zobrist.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     getrandom::getrandom(&mut buf).unwrap();
[INFO] [stdout]    |     ^^^^^^^^^ use of unresolved module or unlinked crate `getrandom`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `getrandom`, use `cargo add getrandom` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `getrandom`
[INFO] [stdout]   --> src/engine.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 |             getrandom::getrandom(&mut buf).unwrap();
[INFO] [stdout]    |             ^^^^^^^^^ use of unresolved module or unlinked crate `getrandom`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `getrandom`, use `cargo add getrandom` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `getrandom`
[INFO] [stdout]   --> src/zobrist.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     getrandom::getrandom(&mut buf).unwrap();
[INFO] [stdout]    |     ^^^^^^^^^ use of unresolved module or unlinked crate `getrandom`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `getrandom`, use `cargo add getrandom` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `bm` is assigned to, but never used
[INFO] [stdout]    --> src/board.rs:993:21
[INFO] [stdout]     |
[INFO] [stdout] 993 |             let mut bm = bmt;
[INFO] [stdout]     |                     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_bm` instead
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `bm` is never read
[INFO] [stdout]     --> src/board.rs:1004:17
[INFO] [stdout]      |
[INFO] [stdout] 1004 |                 bm = bmt;
[INFO] [stdout]      |                 ^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout]      = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]     --> src/board.rs:1085:9
[INFO] [stdout]      |
[INFO] [stdout] 1085 |     for i in 0..1000000 {
[INFO] [stdout]      |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]     --> src/board.rs:1096:9
[INFO] [stdout]      |
[INFO] [stdout] 1096 |     for i in 0..10000000 {
[INFO] [stdout]      |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/board.rs:1095:9
[INFO] [stdout]      |
[INFO] [stdout] 1095 |     let mut board = Board::init();
[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: unused variable: `i`
[INFO] [stdout]     --> src/board.rs:1107:9
[INFO] [stdout]      |
[INFO] [stdout] 1107 |     for i in 0..800000 {
[INFO] [stdout]      |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]     --> src/board.rs:1134:9
[INFO] [stdout]      |
[INFO] [stdout] 1134 |     for i in 0..1000000 {
[INFO] [stdout]      |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] warning: variable `bm` is assigned to, but never used
[INFO] [stdout]    --> src/board.rs:993:21
[INFO] [stdout]     |
[INFO] [stdout] 993 |             let mut bm = bmt;
[INFO] [stdout]     |                     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_bm` instead
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `bm` is never read
[INFO] [stdout]     --> src/board.rs:1004:17
[INFO] [stdout]      |
[INFO] [stdout] 1004 |                 bm = bmt;
[INFO] [stdout]      |                 ^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout]      = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `chess_ai` (bin "chess_ai" test) due to 2 previous errors; 9 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `chess_ai` (bin "chess_ai") due to 2 previous errors; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "3c738a409100f9facfbdbd792e82f2dc43af2d17b3c3234482844373b151a4f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c738a409100f9facfbdbd792e82f2dc43af2d17b3c3234482844373b151a4f0", kill_on_drop: false }`
[INFO] [stdout] 3c738a409100f9facfbdbd792e82f2dc43af2d17b3c3234482844373b151a4f0
