[INFO] cloning repository https://github.com/fabianvdW/ChessInRust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fabianvdW/ChessInRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FfabianvdW%2FChessInRust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FfabianvdW%2FChessInRust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2dd9ca10c37d8647ccf45f11e0e802fde6986ccb
[INFO] checking fabianvdW/ChessInRust against 895980e0290783bb09b1ccf1b11f14eb09b10430 for pr-160186
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FfabianvdW%2FChessInRust" "/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/fabianvdW/ChessInRust
[INFO] finished tweaking git repo https://github.com/fabianvdW/ChessInRust
[INFO] tweaked toml for git repo https://github.com/fabianvdW/ChessInRust written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/fabianvdW/ChessInRust on toolchain 895980e0290783bb09b1ccf1b11f14eb09b10430
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/fabianvdW/ChessInRust 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" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] f46c7a13358ab551ea6484e91b06e16d837be8f4e383a187f459f352ab0ddf28
[INFO] running `Command { std: "docker" "start" "f46c7a13358ab551ea6484e91b06e16d837be8f4e383a187f459f352ab0ddf28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f46c7a13358ab551ea6484e91b06e16d837be8f4e383a187f459f352ab0ddf28", 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" "f46c7a13358ab551ea6484e91b06e16d837be8f4e383a187f459f352ab0ddf28" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f46c7a13358ab551ea6484e91b06e16d837be8f4e383a187f459f352ab0ddf28", 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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f46c7a13358ab551ea6484e91b06e16d837be8f4e383a187f459f352ab0ddf28" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking oorandom v11.1.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking arc-swap v0.4.6
[INFO] [stderr]     Checking futures-core v0.3.4
[INFO] [stderr]     Checking pin-project-lite v0.1.4
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking num_cpus v1.13.0
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[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking plotters v0.2.12
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
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[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking criterion-plot v0.4.2
[INFO] [stderr]    Compiling core-sdk v0.1.0 (/opt/rustwide/workdir/core-sdk)
[INFO] [stdout] warning: use of deprecated constant `std::u64::MAX`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]   --> core-sdk/src/build.rs:65:37
[INFO] [stdout]    |
[INFO] [stdout] 65 |     let mut result = vec![std::u64::MAX; pattern.len()];
[INFO] [stdout]    |                                     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::u64::MAX`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]   --> core-sdk/src/build.rs:68:39
[INFO] [stdout]    |
[INFO] [stdout] 68 |         if result[index] == std::u64::MAX || result[index] == pattern.1 {
[INFO] [stdout]    |                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated module `std::u64`: all constants in this module replaced by associated constants on the type
[INFO] [stdout]  --> core-sdk/src/board_representation/zobrist_hashing.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::u64;
[INFO] [stdout]   |          ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated module `std::u64`: all constants in this module replaced by associated constants on the type
[INFO] [stdout]  --> core-sdk/src/board_representation/zobrist_hashing.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::u64;
[INFO] [stdout]   |          ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> core-sdk/src/evaluation/trace.rs:312:28
[INFO] [stdout]     |
[INFO] [stdout] 312 |                     panic!(format!("{} != {}", evaluation.final_eval, trace_eval));
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 312 -                     panic!(format!("{} != {}", evaluation.final_eval, trace_eval));
[INFO] [stdout] 312 +                     panic!("{} != {}", evaluation.final_eval, trace_eval);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking extended-sdk v0.1.0 (/opt/rustwide/workdir/extended-sdk)
[INFO] [stderr]     Checking tuning v0.1.0 (/opt/rustwide/workdir/tuning)
[INFO] [stderr]     Checking uci-engine v1.16.0 (/opt/rustwide/workdir/uci-engine)
[INFO] [stdout] warning: use of deprecated module `std::u64`: all constants in this module replaced by associated constants on the type
[INFO] [stdout]   --> uci-engine/src/uci_parser.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::u64;
[INFO] [stdout]    |          ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated module `std::u64`: all constants in this module replaced by associated constants on the type
[INFO] [stdout]   --> uci-engine/src/uci_parser.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::u64;
[INFO] [stdout]    |          ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `str_split_once` has been stable since 1.52.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> tuning/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(str_split_once)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `str_split_once` has been stable since 1.52.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> tuning/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(str_split_once)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f32::EPSILON`: replaced by the `EPSILON` associated constant on `f32`
[INFO] [stdout]   --> tuning/src/loading.rs:56:52
[INFO] [stdout]    |
[INFO] [stdout] 56 |             if (pos.label - 1.0).abs() < std::f32::EPSILON {
[INFO] [stdout]    |                                                    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f32::EPSILON`: replaced by the `EPSILON` associated constant on `f32`
[INFO] [stdout]   --> tuning/src/loading.rs:56:52
[INFO] [stdout]    |
[INFO] [stdout] 56 |             if (pos.label - 1.0).abs() < std::f32::EPSILON {
[INFO] [stdout]    |                                                    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking tests v0.1.0 (/opt/rustwide/workdir/tests)
[INFO] [stderr]     Checking playground v0.1.0 (/opt/rustwide/workdir/playground)
[INFO] [stdout] warning: unused import: `core_sdk::board_representation::game_state::GameState`
[INFO] [stdout]  --> playground/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core_sdk::board_representation::game_state::GameState;
[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: `core_sdk::search::cache::Cache`
[INFO] [stdout]  --> playground/src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use core_sdk::search::cache::Cache;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `InterThreadCommunicationSystem` and `search_move`
[INFO] [stdout]  --> playground/src/main.rs:4:34
[INFO] [stdout]   |
[INFO] [stdout] 4 | use core_sdk::search::searcher::{search_move, InterThreadCommunicationSystem};
[INFO] [stdout]   |                                  ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core_sdk::search::timecontrol::TimeControl`
[INFO] [stdout]  --> playground/src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use core_sdk::search::timecontrol::TimeControl;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> playground/src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core_sdk::board_representation::game_state::GameState`
[INFO] [stdout]  --> playground/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core_sdk::board_representation::game_state::GameState;
[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: `core_sdk::search::cache::Cache`
[INFO] [stdout]  --> playground/src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use core_sdk::search::cache::Cache;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `InterThreadCommunicationSystem` and `search_move`
[INFO] [stdout]  --> playground/src/main.rs:4:34
[INFO] [stdout]   |
[INFO] [stdout] 4 | use core_sdk::search::searcher::{search_move, InterThreadCommunicationSystem};
[INFO] [stdout]   |                                  ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core_sdk::search::timecontrol::TimeControl`
[INFO] [stdout]  --> playground/src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use core_sdk::search::timecontrol::TimeControl;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> playground/src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f32::EPSILON`: replaced by the `EPSILON` associated constant on `f32`
[INFO] [stdout]    --> tests/src/lib.rs:186:33
[INFO] [stdout]     |
[INFO] [stdout] 186 |                     < std::f32::EPSILON
[INFO] [stdout]     |                                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f32::EPSILON`: replaced by the `EPSILON` associated constant on `f32`
[INFO] [stdout]    --> tests/src/lib.rs:201:37
[INFO] [stdout]     |
[INFO] [stdout] 201 |                         < std::f32::EPSILON
[INFO] [stdout]     |                                     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> tuning/src/loading.rs:96:24
[INFO] [stdout]    |
[INFO] [stdout] 96 |                 panic!(format!("Invalid split {}", fen_split[1]));
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 96 -                 panic!(format!("Invalid split {}", fen_split[1]));
[INFO] [stdout] 96 +                 panic!("Invalid split {}", fen_split[1]);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> tuning/src/loading.rs:96:24
[INFO] [stdout]    |
[INFO] [stdout] 96 |                 panic!(format!("Invalid split {}", fen_split[1]));
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 96 -                 panic!(format!("Invalid split {}", fen_split[1]));
[INFO] [stdout] 96 +                 panic!("Invalid split {}", fen_split[1]);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `position_files`
[INFO] [stdout]   --> tuning/src/main.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let position_files = [
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_position_files`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `position_files`
[INFO] [stdout]   --> tuning/src/main.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let position_files = [
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_position_files`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking serde_json v1.0.51
[INFO] [stderr]     Checking bstr v0.2.12
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking tinytemplate v1.0.4
[INFO] [stderr]     Checking referee v0.1.0 (/opt/rustwide/workdir/referee)
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]  --> referee/src/async_communication.rs:7:64
[INFO] [stdout]   |
[INFO] [stdout] 7 |     stdin.write_all(msg.as_bytes()).await.unwrap_or_else(|msg| warn!("Could not write: {:?}", msg));
[INFO] [stdout]   |                                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]   = note: `#[warn(semicolon_in_expressions_from_non_local_macros)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout]   = note: this warning originates in the macro `warn` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]  --> referee/src/async_communication.rs:8:46
[INFO] [stdout]   |
[INFO] [stdout] 8 |     stdin.flush().await.unwrap_or_else(|msg| warn!("Could not flush: {:?}", msg));
[INFO] [stdout]   |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]   = note: this warning originates in the macro `warn` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> referee/src/engine.rs:165:43
[INFO] [stdout]     |
[INFO] [stdout] 165 |         child.kill().unwrap_or_else(|msg| warn!("Could not kill child: {}", msg));
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `warn` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> referee/src/engine.rs:166:49
[INFO] [stdout]     |
[INFO] [stdout] 166 |         err_listener.await.unwrap_or_else(|msg| warn!("Could not await err_listener: {}", msg));
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `warn` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> referee/src/selfplay.rs:15:39
[INFO] [stdout]    |
[INFO] [stdout] 15 |     e1_err.await.unwrap_or_else(|msg| warn!("Could not join e1_err task: {}", msg));
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `warn` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> referee/src/selfplay.rs:16:39
[INFO] [stdout]    |
[INFO] [stdout] 16 |     e2_err.await.unwrap_or_else(|msg| warn!("Could not join e2_err task: {}", msg));
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `warn` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> referee/src/selfplay.rs:38:40
[INFO] [stdout]    |
[INFO] [stdout] 38 |         e1.kill().unwrap_or_else(|msg| warn!("Unable to kill engine 1: {}", msg));
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `warn` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]   --> referee/src/main.rs:33:10
[INFO] [stdout]    |
[INFO] [stdout] 33 | #[derive(Serialize, Deserialize)]
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `Serialize` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]   --> referee/src/main.rs:33:21
[INFO] [stdout]    |
[INFO] [stdout] 33 | #[derive(Serialize, Deserialize)]
[INFO] [stdout]    |                     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `Deserialize` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]  --> referee/src/async_communication.rs:7:64
[INFO] [stdout]   |
[INFO] [stdout] 7 |     stdin.write_all(msg.as_bytes()).await.unwrap_or_else(|msg| warn!("Could not write: {:?}", msg));
[INFO] [stdout]   |                                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]   = note: `#[warn(semicolon_in_expressions_from_non_local_macros)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout]   = note: this warning originates in the macro `warn` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]  --> referee/src/async_communication.rs:8:46
[INFO] [stdout]   |
[INFO] [stdout] 8 |     stdin.flush().await.unwrap_or_else(|msg| warn!("Could not flush: {:?}", msg));
[INFO] [stdout]   |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]   = note: this warning originates in the macro `warn` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> referee/src/engine.rs:165:43
[INFO] [stdout]     |
[INFO] [stdout] 165 |         child.kill().unwrap_or_else(|msg| warn!("Could not kill child: {}", msg));
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `warn` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> referee/src/engine.rs:166:49
[INFO] [stdout]     |
[INFO] [stdout] 166 |         err_listener.await.unwrap_or_else(|msg| warn!("Could not await err_listener: {}", msg));
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `warn` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> referee/src/selfplay.rs:15:39
[INFO] [stdout]    |
[INFO] [stdout] 15 |     e1_err.await.unwrap_or_else(|msg| warn!("Could not join e1_err task: {}", msg));
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `warn` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> referee/src/selfplay.rs:16:39
[INFO] [stdout]    |
[INFO] [stdout] 16 |     e2_err.await.unwrap_or_else(|msg| warn!("Could not join e2_err task: {}", msg));
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `warn` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> referee/src/selfplay.rs:38:40
[INFO] [stdout]    |
[INFO] [stdout] 38 |         e1.kill().unwrap_or_else(|msg| warn!("Unable to kill engine 1: {}", msg));
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `warn` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]   --> referee/src/main.rs:33:10
[INFO] [stdout]    |
[INFO] [stdout] 33 | #[derive(Serialize, Deserialize)]
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `Serialize` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]   --> referee/src/main.rs:33:21
[INFO] [stdout]    |
[INFO] [stdout] 33 | #[derive(Serialize, Deserialize)]
[INFO] [stdout]    |                     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `Deserialize` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::EPSILON`: replaced by the `EPSILON` associated constant on `f64`
[INFO] [stdout]   --> referee/src/selfplay_splitter.rs:78:57
[INFO] [stdout]    |
[INFO] [stdout] 78 |                 } else if (a.2 - b.2).abs() < std::f64::EPSILON {
[INFO] [stdout]    |                                                         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::f64::EPSILON`: replaced by the `EPSILON` associated constant on `f64`
[INFO] [stdout]   --> referee/src/selfplay_splitter.rs:78:57
[INFO] [stdout]    |
[INFO] [stdout] 78 |                 } else if (a.2 - b.2).abs() < std::f64::EPSILON {
[INFO] [stdout]    |                                                         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking criterion v0.3.2
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> referee/src/main.rs:33:10
[INFO] [stdout]    |
[INFO] [stdout] 33 | #[derive(Serialize, Deserialize)]
[INFO] [stdout]    |          ^--------
[INFO] [stdout]    |          |
[INFO] [stdout]    |          `Serialize` is not local
[INFO] [stdout]    |          move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_Config`
[INFO] [stdout] 34 | pub struct Config {
[INFO] [stdout]    |            ------ `Config` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> referee/src/main.rs:33:21
[INFO] [stdout]    |
[INFO] [stdout] 33 | #[derive(Serialize, Deserialize)]
[INFO] [stdout]    |                     ^----------
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     `Deserialize` is not local
[INFO] [stdout]    |                     move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_Config`
[INFO] [stdout] 34 | pub struct Config {
[INFO] [stdout]    |            ------ `Config` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> referee/src/main.rs:33:10
[INFO] [stdout]    |
[INFO] [stdout] 33 | #[derive(Serialize, Deserialize)]
[INFO] [stdout]    |          ^--------
[INFO] [stdout]    |          |
[INFO] [stdout]    |          `Serialize` is not local
[INFO] [stdout]    |          move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_Config`
[INFO] [stdout] 34 | pub struct Config {
[INFO] [stdout]    |            ------ `Config` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> referee/src/main.rs:33:21
[INFO] [stdout]    |
[INFO] [stdout] 33 | #[derive(Serialize, Deserialize)]
[INFO] [stdout]    |                     ^----------
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     `Deserialize` is not local
[INFO] [stdout]    |                     move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_Config`
[INFO] [stdout] 34 | pub struct Config {
[INFO] [stdout]    |            ------ `Config` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking benchmarking v0.1.0 (/opt/rustwide/workdir/benchmarking)
[INFO] [stderr] warning: unused dependency `criterion`
[INFO] [stderr]   --> benchmarking/Cargo.toml:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | criterion = "0.3"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `criterion`
[INFO] [stderr] help: to still use for development builds, move to `dev-dependencies`
[INFO] [stderr] warning: `benchmarking` (manifest) generated 1 warning
[INFO] [stderr] warning: unused dependency `extended-sdk`
[INFO] [stderr]   --> playground/Cargo.toml:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | extended-sdk = {path = "../extended-sdk"}
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `extended-sdk`
[INFO] [stderr] warning: `playground` (manifest) generated 1 warning
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 26.88s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.2, referee v0.1.0 (/opt/rustwide/workdir/referee)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 8`
[INFO] running `Command { std: "docker" "inspect" "f46c7a13358ab551ea6484e91b06e16d837be8f4e383a187f459f352ab0ddf28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f46c7a13358ab551ea6484e91b06e16d837be8f4e383a187f459f352ab0ddf28", kill_on_drop: false }`
[INFO] [stdout] f46c7a13358ab551ea6484e91b06e16d837be8f4e383a187f459f352ab0ddf28
