[INFO] cloning repository https://github.com/BrageHK/ChessWebsite
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BrageHK/ChessWebsite" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBrageHK%2FChessWebsite", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBrageHK%2FChessWebsite'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c2adf77dbe09b85ab69e7f58f199cb411a585ef3
[INFO] checking BrageHK/ChessWebsite against master#c8a31b780d5415358566a20b94912620a3f27067 for pr-139493-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBrageHK%2FChessWebsite" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/BrageHK/ChessWebsite
[INFO] finished tweaking git repo https://github.com/BrageHK/ChessWebsite
[INFO] tweaked toml for git repo https://github.com/BrageHK/ChessWebsite written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/BrageHK/ChessWebsite on toolchain c8a31b780d5415358566a20b94912620a3f27067
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c8a31b780d5415358566a20b94912620a3f27067" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/BrageHK/ChessWebsite 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" "+c8a31b780d5415358566a20b94912620a3f27067" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded chess v3.2.0
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c8a31b780d5415358566a20b94912620a3f27067" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a7d128fce1353f92bb72d23cdae24242be21831328eecf16c9daec2816937369
[INFO] running `Command { std: "docker" "start" "-a" "a7d128fce1353f92bb72d23cdae24242be21831328eecf16c9daec2816937369", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7d128fce1353f92bb72d23cdae24242be21831328eecf16c9daec2816937369", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7d128fce1353f92bb72d23cdae24242be21831328eecf16c9daec2816937369", kill_on_drop: false }`
[INFO] [stdout] a7d128fce1353f92bb72d23cdae24242be21831328eecf16c9daec2816937369
[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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c8a31b780d5415358566a20b94912620a3f27067" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ccfb79ffb7a87980381cc6dc5c996b3902490007b11d40d2efe998b7e4aae97f
[INFO] running `Command { std: "docker" "start" "-a" "ccfb79ffb7a87980381cc6dc5c996b3902490007b11d40d2efe998b7e4aae97f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.94
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.99
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling wasm-bindgen v0.2.99
[INFO] [stderr]    Compiling gimli v0.31.1
[INFO] [stderr]    Compiling adler2 v2.0.0
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling rustc-demangle v0.1.24
[INFO] [stderr]     Checking miniz_oxide v0.8.2
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking addr2line v0.24.2
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.99
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]     Checking backtrace v0.3.74
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.99
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.99
[INFO] [stderr]    Compiling chess v3.2.0
[INFO] [stderr]     Checking js-sys v0.3.76
[INFO] [stderr]     Checking console_error_panic_hook v0.1.7
[INFO] [stderr]     Checking serde v1.0.217
[INFO] [stderr]     Checking web-sys v0.3.76
[INFO] [stderr]     Checking serde-wasm-bindgen v0.6.5
[INFO] [stderr]     Checking chess-website v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::iter::Rev`
[INFO] [stdout]  --> src/alpha_beta.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::iter::Rev;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `web_sys`
[INFO] [stdout]  --> src/alpha_beta.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use web_sys;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::eval::eval`
[INFO] [stdout]  --> src/pvs.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::eval::eval;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BoardStatus`, `EMPTY`, and `Piece`
[INFO] [stdout]  --> src/pvs.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | use chess::{Board, BoardStatus, ChessMove, MoveGen, Piece, EMPTY};
[INFO] [stdout]   |                    ^^^^^^^^^^^                      ^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `web_sys`
[INFO] [stdout]  --> src/pvs.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use web_sys;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::alpha_beta::alpha_beta_search`
[INFO] [stdout]  --> src/pvs.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::alpha_beta::alpha_beta_search;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::Rev`
[INFO] [stdout]  --> src/alpha_beta.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::iter::Rev;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `web_sys`
[INFO] [stdout]  --> src/alpha_beta.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use web_sys;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/alpha_beta.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ChessMove`
[INFO] [stdout]  --> src/eval.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use chess::{Board, ChessMove, Color, Piece};
[INFO] [stdout]   |                    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/eval.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::eval::eval`
[INFO] [stdout]  --> src/pvs.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::eval::eval;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BoardStatus`, `EMPTY`, and `Piece`
[INFO] [stdout]  --> src/pvs.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | use chess::{Board, BoardStatus, ChessMove, MoveGen, Piece, EMPTY};
[INFO] [stdout]   |                    ^^^^^^^^^^^                      ^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `web_sys`
[INFO] [stdout]  --> src/pvs.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use web_sys;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/pvs.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::alpha_beta::alpha_beta_search`
[INFO] [stdout]  --> src/pvs.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::alpha_beta::alpha_beta_search;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/alpha_beta.rs:160:9
[INFO] [stdout]     |
[INFO] [stdout] 160 |     let board = Board::default();
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]   --> src/pvs.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     board: &Board,
[INFO] [stdout]    |     ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `depth`
[INFO] [stdout]   --> src/pvs.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     depth: u32,
[INFO] [stdout]    |     ^^^^^ help: if this is intentional, prefix it with an underscore: `_depth`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/pvs.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     a: i32,
[INFO] [stdout]    |     ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> src/pvs.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 53 |     b: i32
[INFO] [stdout]    |     ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MATE_VALUE` is never used
[INFO] [stdout]   --> src/pvs.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 | const MATE_VALUE: i32 = 1000000000;
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MoveScore` is never constructed
[INFO] [stdout]   --> src/pvs.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct MoveScore {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `search` is never used
[INFO] [stdout]   --> src/pvs.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn search(board: &Board, max_depth: u32) -> (i32, ChessMove) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `pvs` is never used
[INFO] [stdout]   --> src/pvs.rs:49:4
[INFO] [stdout]    |
[INFO] [stdout] 49 | fn pvs(
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]   --> src/pvs.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     board: &Board,
[INFO] [stdout]    |     ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `depth`
[INFO] [stdout]   --> src/pvs.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     depth: u32,
[INFO] [stdout]    |     ^^^^^ help: if this is intentional, prefix it with an underscore: `_depth`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/pvs.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     a: i32,
[INFO] [stdout]    |     ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> src/pvs.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 53 |     b: i32
[INFO] [stdout]    |     ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MATE_VALUE` is never used
[INFO] [stdout]   --> src/pvs.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 | const MATE_VALUE: i32 = 1000000000;
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `chess_move` is never read
[INFO] [stdout]   --> src/pvs.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct MoveScore {
[INFO] [stdout]    |        --------- field in this struct
[INFO] [stdout] 14 |     chess_move: ChessMove,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] running `Command { std: "docker" "inspect" "ccfb79ffb7a87980381cc6dc5c996b3902490007b11d40d2efe998b7e4aae97f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccfb79ffb7a87980381cc6dc5c996b3902490007b11d40d2efe998b7e4aae97f", kill_on_drop: false }`
[INFO] [stdout] ccfb79ffb7a87980381cc6dc5c996b3902490007b11d40d2efe998b7e4aae97f
