[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 master#552a959051cebf8f88a8f558399baf733bec9ce0 for pr-136932
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fferryale%2Fsnowtrain" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  99% (5017/5033)
Updating files: 100% (5033/5033)
Updating files: 100% (5033/5033), done.
[INFO] validating manifest of git repo https://github.com/ferryale/snowtrain on toolchain 552a959051cebf8f88a8f558399baf733bec9ce0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7-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-7-tc1/source/Cargo.toml
[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" "+552a959051cebf8f88a8f558399baf733bec9ce0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pyo3-macros v0.20.1
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.20.1
[INFO] [stderr]   Downloaded pyo3-ffi v0.20.1
[INFO] [stderr]   Downloaded pyo3-build-config v0.20.1
[INFO] [stderr]   Downloaded cozy-chess-types v0.2.1
[INFO] [stderr]   Downloaded pyo3 v0.20.1
[INFO] [stderr]   Downloaded shakmaty v0.26.0
[INFO] [stderr]   Downloaded shakmaty-syzygy v0.24.0
[INFO] [stderr]   Downloaded cozy-chess v0.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f0e2916bb81ccc13624f1161003027982306caaec10be7ec341de7db250737c4
[INFO] running `Command { std: "docker" "start" "-a" "f0e2916bb81ccc13624f1161003027982306caaec10be7ec341de7db250737c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0e2916bb81ccc13624f1161003027982306caaec10be7ec341de7db250737c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0e2916bb81ccc13624f1161003027982306caaec10be7ec341de7db250737c4", kill_on_drop: false }`
[INFO] [stdout] f0e2916bb81ccc13624f1161003027982306caaec10be7ec341de7db250737c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f1fa685cdacef9b595f74219bb7200fe3326ac13b0dc24d3a0d715c4a75da31
[INFO] running `Command { std: "docker" "start" "-a" "9f1fa685cdacef9b595f74219bb7200fe3326ac13b0dc24d3a0d715c4a75da31", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling target-lexicon v0.12.13
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.75
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling smallvec v1.11.2
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling cozy-chess-types v0.2.1
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling unindent v0.2.3
[INFO] [stderr]    Compiling indoc v2.0.4
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling itertools v0.12.0
[INFO] [stderr]    Compiling cozy-chess v0.3.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.17
[INFO] [stderr]    Compiling pyo3-build-config v0.20.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling crossbeam-deque v0.8.4
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling positioned-io v0.3.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling btoi v0.4.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling shakmaty v0.26.0
[INFO] [stderr]    Compiling pyo3-ffi v0.20.1
[INFO] [stderr]    Compiling pyo3 v0.20.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rayon v1.8.0
[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)]` 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)]` 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)]` 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)]` 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)]` 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)]` 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 21.47s
[INFO] running `Command { std: "docker" "inspect" "9f1fa685cdacef9b595f74219bb7200fe3326ac13b0dc24d3a0d715c4a75da31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f1fa685cdacef9b595f74219bb7200fe3326ac13b0dc24d3a0d715c4a75da31", kill_on_drop: false }`
[INFO] [stdout] 9f1fa685cdacef9b595f74219bb7200fe3326ac13b0dc24d3a0d715c4a75da31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3c5981dc699e10a22e7e16b2bf769311178390b604bd94031d1ef48389e793a
[INFO] running `Command { std: "docker" "start" "-a" "a3c5981dc699e10a22e7e16b2bf769311178390b604bd94031d1ef48389e793a", kill_on_drop: false }`
[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)]` 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)]` 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)]` 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)]` 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)]` 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)]` 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)]` 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 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)]` 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "a3c5981dc699e10a22e7e16b2bf769311178390b604bd94031d1ef48389e793a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3c5981dc699e10a22e7e16b2bf769311178390b604bd94031d1ef48389e793a", kill_on_drop: false }`
[INFO] [stdout] a3c5981dc699e10a22e7e16b2bf769311178390b604bd94031d1ef48389e793a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b04ed8ab4bc0e61ff98cbe585bf252bddc26020fd6d4eb5d4995a77f4a6e3f22
[INFO] running `Command { std: "docker" "start" "-a" "b04ed8ab4bc0e61ff98cbe585bf252bddc26020fd6d4eb5d4995a77f4a6e3f22", 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)]` 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)]` 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)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `snowtrain` (lib) generated 11 warnings (run `cargo fix --lib -p snowtrain` to apply 4 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)]` 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)]` 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)]` 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" --tests` to apply 6 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-c0e355977c73648d)
[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]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/snowtrain-3682741df44e33b6)
[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 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b04ed8ab4bc0e61ff98cbe585bf252bddc26020fd6d4eb5d4995a77f4a6e3f22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b04ed8ab4bc0e61ff98cbe585bf252bddc26020fd6d4eb5d4995a77f4a6e3f22", kill_on_drop: false }`
[INFO] [stdout] b04ed8ab4bc0e61ff98cbe585bf252bddc26020fd6d4eb5d4995a77f4a6e3f22