[INFO] cloning repository https://github.com/ferryale/snowtrain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ferryale/snowtrain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fferryale%2Fsnowtrain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fferryale%2Fsnowtrain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6f215f3343417bd2aecec4bc09f3722cf9a8e9e0
[INFO] testing ferryale/snowtrain against 1.99.0-beta.8 for beta-1.100-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fferryale%2Fsnowtrain" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-4-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/ferryale/snowtrain
[INFO] finished tweaking git repo https://github.com/ferryale/snowtrain
[INFO] tweaked toml for git repo https://github.com/ferryale/snowtrain written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ferryale/snowtrain on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ferryale/snowtrain 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crossbeam-deque v0.8.4
[INFO] [stderr]   Downloaded shakmaty-syzygy v0.24.0
[INFO] [stderr]   Downloaded btoi v0.4.3
[INFO] [stderr]   Downloaded unindent v0.2.3
[INFO] [stderr]   Downloaded pyo3-macros v0.20.1
[INFO] [stderr]   Downloaded target-lexicon v0.12.13
[INFO] [stderr]   Downloaded indoc v2.0.4
[INFO] [stderr]   Downloaded pyo3-build-config v0.20.1
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[INFO] [stderr]   Downloaded proc-macro2 v1.0.75
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.20.1
[INFO] [stderr]   Downloaded pyo3-ffi v0.20.1
[INFO] [stderr]   Downloaded positioned-io v0.3.3
[INFO] [stderr]   Downloaded pyo3 v0.20.1
[INFO] [stderr]   Downloaded shakmaty v0.26.0
[INFO] [stderr]   Downloaded cozy-chess v0.3.3
[INFO] [stderr]   Downloaded cozy-chess-types v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] b3a92e829886a972c8aab9a5bcc8ce59c51778959b1efea1d93de584f802e126
[INFO] running `Command { std: "docker" "start" "b3a92e829886a972c8aab9a5bcc8ce59c51778959b1efea1d93de584f802e126", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3a92e829886a972c8aab9a5bcc8ce59c51778959b1efea1d93de584f802e126", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b3a92e829886a972c8aab9a5bcc8ce59c51778959b1efea1d93de584f802e126" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3a92e829886a972c8aab9a5bcc8ce59c51778959b1efea1d93de584f802e126", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b3a92e829886a972c8aab9a5bcc8ce59c51778959b1efea1d93de584f802e126" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling target-lexicon v0.12.13
[INFO] [stderr]    Compiling proc-macro2 v1.0.75
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling cozy-chess-types v0.2.1
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling smallvec v1.11.2
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling unindent v0.2.3
[INFO] [stderr]    Compiling indoc v2.0.4
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling itertools v0.12.0
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling positioned-io v0.3.3
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling pyo3-build-config v0.20.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.17
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling cozy-chess v0.3.3
[INFO] [stderr]    Compiling crossbeam-deque v0.8.4
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling btoi v0.4.3
[INFO] [stderr]    Compiling shakmaty v0.26.0
[INFO] [stderr]    Compiling rayon v1.8.0
[INFO] [stderr]    Compiling pyo3-ffi v0.20.1
[INFO] [stderr]    Compiling pyo3 v0.20.1
[INFO] [stderr]    Compiling pyo3-macros-backend v0.20.1
[INFO] [stderr]    Compiling pyo3-macros v0.20.1
[INFO] [stderr]    Compiling shakmaty-syzygy v0.24.0
[INFO] [stderr]    Compiling snowtrain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/compression.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fs::File;
[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 imports: `BufReader` and `self`
[INFO] [stdout]  --> src/compression.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{self, BufReader, Read};
[INFO] [stdout]   |               ^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BitBoard` and `BoardBuilderError`
[INFO] [stdout]  --> src/generation.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | use cozy_chess::{BitBoard, Board, BoardBuilder, BoardBuilderError, Color, Square};
[INFO] [stdout]   |                  ^^^^^^^^                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Dtz`, `MaybeRounded`, `Syzygy`, and `Wdl`
[INFO] [stdout]   --> src/generation.rs:12:34
[INFO] [stdout]    |
[INFO] [stdout] 12 | use shakmaty_syzygy::{Tablebase, MaybeRounded, Wdl, Dtz, Syzygy};
[INFO] [stdout]    |                                  ^^^^^^^^^^^^  ^^^  ^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/compression.rs:4:32
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{self, BufReader, Read};
[INFO] [stdout]   |                                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Position`
[INFO] [stdout]   --> src/generation.rs:11:47
[INFO] [stdout]    |
[INFO] [stdout] 11 | use shakmaty::{CastlingMode, Chess, fen::Fen, Position};
[INFO] [stdout]    |                                               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_black`
[INFO] [stdout]   --> src/generation.rs:70:56
[INFO] [stdout]    |
[INFO] [stdout] 70 |     pub fn set_num_pieces(&mut self, num_white: usize, num_black: usize) {
[INFO] [stdout]    |                                                        ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_black`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fen`
[INFO] [stdout]    --> src/generation.rs:136:13
[INFO] [stdout]     |
[INFO] [stdout] 136 |         let fen = format!("{}", board);
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_fen`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]    --> src/generation.rs:148:13
[INFO] [stdout]     |
[INFO] [stdout] 148 |         for idx in 0..num_boards {
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stm`
[INFO] [stdout]   --> src/score.rs:45:29
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub fn wdl_to_f32(wdl: Wdl, stm: Color) -> f32 {
[INFO] [stdout]    |                             ^^^ help: if this is intentional, prefix it with an underscore: `_stm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `type_of` is never used
[INFO] [stdout]   --> src/generation.rs:51:4
[INFO] [stdout]    |
[INFO] [stdout] 51 | fn type_of<T>(_: T) -> &'static str {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rayon::prelude::*`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rayon::prelude::*;
[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: `Color`
[INFO] [stdout]  --> src/main.rs:2:25
[INFO] [stdout]   |
[INFO] [stdout] 2 | use cozy_chess::{Piece, Color};
[INFO] [stdout]   |                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `snowtrain::compression::*`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use snowtrain::compression::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `snowtrain::dataload::*`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use snowtrain::dataload::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use itertools::Itertools;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::slice::Iter`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use core::slice::Iter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pieces`
[INFO] [stdout]   --> src/main.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let pieces = [Piece::Pawn, Piece::Knight, Piece::Bishop, Piece::Rook, Piece::Queen];
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_pieces`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/main.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let v = generator.gen_boards(100);
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `type_of` is never used
[INFO] [stdout]   --> src/main.rs:21:4
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn type_of<T>(_: T) -> &'static str {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `piece_value` is never used
[INFO] [stdout]   --> src/main.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn piece_value(piece: Piece) -> u32 {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.20s
[INFO] running `Command { std: "docker" "inspect" "b3a92e829886a972c8aab9a5bcc8ce59c51778959b1efea1d93de584f802e126", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b3a92e829886a972c8aab9a5bcc8ce59c51778959b1efea1d93de584f802e126" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/compression.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fs::File;
[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 imports: `BufReader` and `self`
[INFO] [stdout]  --> src/compression.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{self, BufReader, Read};
[INFO] [stdout]   |               ^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BitBoard` and `BoardBuilderError`
[INFO] [stdout]  --> src/generation.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | use cozy_chess::{BitBoard, Board, BoardBuilder, BoardBuilderError, Color, Square};
[INFO] [stdout]   |                  ^^^^^^^^                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Dtz`, `MaybeRounded`, `Syzygy`, and `Wdl`
[INFO] [stdout]   --> src/generation.rs:12:34
[INFO] [stdout]    |
[INFO] [stdout] 12 | use shakmaty_syzygy::{Tablebase, MaybeRounded, Wdl, Dtz, Syzygy};
[INFO] [stdout]    |                                  ^^^^^^^^^^^^  ^^^  ^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/compression.rs:4:32
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{self, BufReader, Read};
[INFO] [stdout]   |                                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Position`
[INFO] [stdout]   --> src/generation.rs:11:47
[INFO] [stdout]    |
[INFO] [stdout] 11 | use shakmaty::{CastlingMode, Chess, fen::Fen, Position};
[INFO] [stdout]    |                                               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_black`
[INFO] [stdout]   --> src/generation.rs:70:56
[INFO] [stdout]    |
[INFO] [stdout] 70 |     pub fn set_num_pieces(&mut self, num_white: usize, num_black: usize) {
[INFO] [stdout]    |                                                        ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_black`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fen`
[INFO] [stdout]    --> src/generation.rs:136:13
[INFO] [stdout]     |
[INFO] [stdout] 136 |         let fen = format!("{}", board);
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_fen`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling snowtrain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]    --> src/generation.rs:148:13
[INFO] [stdout]     |
[INFO] [stdout] 148 |         for idx in 0..num_boards {
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stm`
[INFO] [stdout]   --> src/score.rs:45:29
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub fn wdl_to_f32(wdl: Wdl, stm: Color) -> f32 {
[INFO] [stdout]    |                             ^^^ help: if this is intentional, prefix it with an underscore: `_stm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `type_of` is never used
[INFO] [stdout]   --> src/generation.rs:51:4
[INFO] [stdout]    |
[INFO] [stdout] 51 | fn type_of<T>(_: T) -> &'static str {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/compression.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fs::File;
[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 imports: `BufReader` and `self`
[INFO] [stdout]  --> src/compression.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{self, BufReader, Read};
[INFO] [stdout]   |               ^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BitBoard` and `BoardBuilderError`
[INFO] [stdout]  --> src/generation.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | use cozy_chess::{BitBoard, Board, BoardBuilder, BoardBuilderError, Color, Square};
[INFO] [stdout]   |                  ^^^^^^^^                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Dtz`, `MaybeRounded`, `Syzygy`, and `Wdl`
[INFO] [stdout]   --> src/generation.rs:12:34
[INFO] [stdout]    |
[INFO] [stdout] 12 | use shakmaty_syzygy::{Tablebase, MaybeRounded, Wdl, Dtz, Syzygy};
[INFO] [stdout]    |                                  ^^^^^^^^^^^^  ^^^  ^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rayon::prelude::*`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rayon::prelude::*;
[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: `Color`
[INFO] [stdout]  --> src/main.rs:2:25
[INFO] [stdout]   |
[INFO] [stdout] 2 | use cozy_chess::{Piece, Color};
[INFO] [stdout]   |                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `snowtrain::compression::*`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use snowtrain::compression::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `snowtrain::dataload::*`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use snowtrain::dataload::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use itertools::Itertools;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::slice::Iter`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use core::slice::Iter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/compression.rs:4:32
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{self, BufReader, Read};
[INFO] [stdout]   |                                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Position`
[INFO] [stdout]   --> src/generation.rs:11:47
[INFO] [stdout]    |
[INFO] [stdout] 11 | use shakmaty::{CastlingMode, Chess, fen::Fen, Position};
[INFO] [stdout]    |                                               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pieces`
[INFO] [stdout]   --> src/main.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let pieces = [Piece::Pawn, Piece::Knight, Piece::Bishop, Piece::Rook, Piece::Queen];
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_pieces`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/main.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let v = generator.gen_boards(100);
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `type_of` is never used
[INFO] [stdout]   --> src/main.rs:21:4
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn type_of<T>(_: T) -> &'static str {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `piece_value` is never used
[INFO] [stdout]   --> src/main.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn piece_value(piece: Piece) -> u32 {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_black`
[INFO] [stdout]   --> src/generation.rs:70:56
[INFO] [stdout]    |
[INFO] [stdout] 70 |     pub fn set_num_pieces(&mut self, num_white: usize, num_black: usize) {
[INFO] [stdout]    |                                                        ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_black`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fen`
[INFO] [stdout]    --> src/generation.rs:136:13
[INFO] [stdout]     |
[INFO] [stdout] 136 |         let fen = format!("{}", board);
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_fen`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]    --> src/generation.rs:148:13
[INFO] [stdout]     |
[INFO] [stdout] 148 |         for idx in 0..num_boards {
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stm`
[INFO] [stdout]   --> src/score.rs:45:29
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub fn wdl_to_f32(wdl: Wdl, stm: Color) -> f32 {
[INFO] [stdout]    |                             ^^^ help: if this is intentional, prefix it with an underscore: `_stm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `type_of` is never used
[INFO] [stdout]   --> src/generation.rs:51:4
[INFO] [stdout]    |
[INFO] [stdout] 51 | fn type_of<T>(_: T) -> &'static str {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "b3a92e829886a972c8aab9a5bcc8ce59c51778959b1efea1d93de584f802e126", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b3a92e829886a972c8aab9a5bcc8ce59c51778959b1efea1d93de584f802e126" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]  --> src/compression.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::fs::File;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `BufReader` and `self`
[INFO] [stderr]  --> src/compression.rs:4:15
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::io::{self, BufReader, Read};
[INFO] [stderr]   |               ^^^^  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `BitBoard` and `BoardBuilderError`
[INFO] [stderr]  --> src/generation.rs:3:18
[INFO] [stderr]   |
[INFO] [stderr] 3 | use cozy_chess::{BitBoard, Board, BoardBuilder, BoardBuilderError, Color, Square};
[INFO] [stderr]   |                  ^^^^^^^^                       ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Dtz`, `MaybeRounded`, `Syzygy`, and `Wdl`
[INFO] [stderr]   --> src/generation.rs:12:34
[INFO] [stderr]    |
[INFO] [stderr] 12 | use shakmaty_syzygy::{Tablebase, MaybeRounded, Wdl, Dtz, Syzygy};
[INFO] [stderr]    |                                  ^^^^^^^^^^^^  ^^^  ^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Read`
[INFO] [stderr]  --> src/compression.rs:4:32
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::io::{self, BufReader, Read};
[INFO] [stderr]   |                                ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Position`
[INFO] [stderr]   --> src/generation.rs:11:47
[INFO] [stderr]    |
[INFO] [stderr] 11 | use shakmaty::{CastlingMode, Chess, fen::Fen, Position};
[INFO] [stderr]    |                                               ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `num_black`
[INFO] [stderr]   --> src/generation.rs:70:56
[INFO] [stderr]    |
[INFO] [stderr] 70 |     pub fn set_num_pieces(&mut self, num_white: usize, num_black: usize) {
[INFO] [stderr]    |                                                        ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_black`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `fen`
[INFO] [stderr]    --> src/generation.rs:136:13
[INFO] [stderr]     |
[INFO] [stderr] 136 |         let fen = format!("{}", board);
[INFO] [stderr]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_fen`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `idx`
[INFO] [stderr]    --> src/generation.rs:148:13
[INFO] [stderr]     |
[INFO] [stderr] 148 |         for idx in 0..num_boards {
[INFO] [stderr]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `stm`
[INFO] [stderr]   --> src/score.rs:45:29
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub fn wdl_to_f32(wdl: Wdl, stm: Color) -> f32 {
[INFO] [stderr]    |                             ^^^ help: if this is intentional, prefix it with an underscore: `_stm`
[INFO] [stderr] 
[INFO] [stderr] warning: function `type_of` is never used
[INFO] [stderr]   --> src/generation.rs:51:4
[INFO] [stderr]    |
[INFO] [stderr] 51 | fn type_of<T>(_: T) -> &'static str {
[INFO] [stderr]    |    ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `snowtrain` (lib) generated 11 warnings (run `cargo fix --lib -p snowtrain` to apply 8 suggestions)
[INFO] [stderr] warning: `snowtrain` (lib test) generated 11 warnings (11 duplicates)
[INFO] [stderr] warning: unused import: `rayon::prelude::*`
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use rayon::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Color`
[INFO] [stderr]  --> src/main.rs:2:25
[INFO] [stderr]   |
[INFO] [stderr] 2 | use cozy_chess::{Piece, Color};
[INFO] [stderr]   |                         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `snowtrain::compression::*`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use snowtrain::compression::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `snowtrain::dataload::*`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use snowtrain::dataload::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `itertools::Itertools`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use itertools::Itertools;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `core::slice::Iter`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use core::slice::Iter;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pieces`
[INFO] [stderr]   --> src/main.rs:37:9
[INFO] [stderr]    |
[INFO] [stderr] 37 |     let pieces = [Piece::Pawn, Piece::Knight, Piece::Bishop, Piece::Rook, Piece::Queen];
[INFO] [stderr]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_pieces`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/main.rs:39:9
[INFO] [stderr]    |
[INFO] [stderr] 39 |     let v = generator.gen_boards(100);
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: function `type_of` is never used
[INFO] [stderr]   --> src/main.rs:21:4
[INFO] [stderr]    |
[INFO] [stderr] 21 | fn type_of<T>(_: T) -> &'static str {
[INFO] [stderr]    |    ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `piece_value` is never used
[INFO] [stderr]   --> src/main.rs:25:4
[INFO] [stderr]    |
[INFO] [stderr] 25 | fn piece_value(piece: Piece) -> u32 {
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `snowtrain` (bin "snowtrain" test) generated 10 warnings (run `cargo fix --bin "snowtrain" -p snowtrain --tests` to apply 8 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/snowtrain-9d555c16560ff60b)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/snowtrain-5605896290e1fc34)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests snowtrain
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b3a92e829886a972c8aab9a5bcc8ce59c51778959b1efea1d93de584f802e126", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3a92e829886a972c8aab9a5bcc8ce59c51778959b1efea1d93de584f802e126", kill_on_drop: false }`
[INFO] [stdout] b3a92e829886a972c8aab9a5bcc8ce59c51778959b1efea1d93de584f802e126