[INFO] fetching crate blunders-engine 0.1.0...
[INFO] checking blunders-engine-0.1.0 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate blunders-engine 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate blunders-engine 0.1.0 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate blunders-engine 0.1.0
[INFO] finished tweaking crates.io crate blunders-engine 0.1.0
[INFO] tweaked toml for crates.io crate blunders-engine 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f44ac339268a5c2f83c978afc9b3bc248bbb4892ed34a10a0a4f5b4d01db483b
[INFO] running `Command { std: "docker" "start" "-a" "f44ac339268a5c2f83c978afc9b3bc248bbb4892ed34a10a0a4f5b4d01db483b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f44ac339268a5c2f83c978afc9b3bc248bbb4892ed34a10a0a4f5b4d01db483b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f44ac339268a5c2f83c978afc9b3bc248bbb4892ed34a10a0a4f5b4d01db483b", kill_on_drop: false }`
[INFO] [stdout] f44ac339268a5c2f83c978afc9b3bc248bbb4892ed34a10a0a4f5b4d01db483b
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c971bec83bb5ec722090547323ce24106dba1b3afecd709b2ebccaad5faef071
[INFO] running `Command { std: "docker" "start" "-a" "c971bec83bb5ec722090547323ce24106dba1b3afecd709b2ebccaad5faef071", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking rayon v1.9.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking blunders-engine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stdout] warning: fields `id` and `name` are never read
[INFO] [stdout]   --> src/threads.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct Thread {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 34 |     pub id: usize,
[INFO] [stdout]    |         ^^
[INFO] [stdout] 35 |     pub name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Thread` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `threads` is never read
[INFO] [stdout]   --> src/threads.rs:96:5
[INFO] [stdout]    |
[INFO] [stdout] 94 | pub struct ThreadPool {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 95 |     num_threads: usize,
[INFO] [stdout] 96 |     threads: Vec<Thread>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ThreadPool` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stdout] warning: the item `Move` is imported redundantly
[INFO] [stdout]  --> tests/simple_tactics.rs:6:44
[INFO] [stdout]   |
[INFO] [stdout] 6 | use blunders_engine::coretypes::{Color::*, Move, PieceKind::*, Square::*};
[INFO] [stdout]   |                                            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 9 | use blunders_engine::*;
[INFO] [stdout]   |     ------------------ the item `Move` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Fen` is imported redundantly
[INFO] [stdout]  --> tests/simple_tactics.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use blunders_engine::fen::Fen;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 8 | use blunders_engine::search::search;
[INFO] [stdout] 9 | use blunders_engine::*;
[INFO] [stdout]   |     ------------------ the item `Fen` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Move` is imported redundantly
[INFO] [stdout]   --> tests/bratko_kopec.rs:6:5
[INFO] [stdout]    |
[INFO] [stdout] 6  | use blunders_engine::coretypes::Move;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 10 | use blunders_engine::*;
[INFO] [stdout]    |     ------------------ the item `Move` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Fen` is imported redundantly
[INFO] [stdout]   --> tests/bratko_kopec.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | use blunders_engine::fen::Fen;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 9  | use blunders_engine::search::search;
[INFO] [stdout] 10 | use blunders_engine::*;
[INFO] [stdout]    |     ------------------ the item `Fen` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Move` is imported redundantly
[INFO] [stdout]  --> tests/draws.rs:6:44
[INFO] [stdout]   |
[INFO] [stdout] 6 | use blunders_engine::coretypes::{Color::*, Move, Square::*};
[INFO] [stdout]   |                                            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 9 | use blunders_engine::*;
[INFO] [stdout]   |     ------------------ the item `Move` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Move` is imported redundantly
[INFO] [stdout]  --> tests/mates.rs:6:44
[INFO] [stdout]   |
[INFO] [stdout] 6 | use blunders_engine::coretypes::{Color::*, Move, PieceKind::*, Square::*};
[INFO] [stdout]   |                                            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 9 | use blunders_engine::*;
[INFO] [stdout]   |     ------------------ the item `Move` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Fen` is imported redundantly
[INFO] [stdout]  --> tests/draws.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use blunders_engine::fen::Fen;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 8 | use blunders_engine::movelist::MoveHistory;
[INFO] [stdout] 9 | use blunders_engine::*;
[INFO] [stdout]   |     ------------------ the item `Fen` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Fen` is imported redundantly
[INFO] [stdout]  --> tests/mates.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use blunders_engine::fen::Fen;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 8 | use blunders_engine::search::search;
[INFO] [stdout] 9 | use blunders_engine::*;
[INFO] [stdout]   |     ------------------ the item `Fen` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `num_cpus` is imported redundantly
[INFO] [stdout]  --> tests/perft.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use num_cpus;
[INFO] [stdout]   |     ^^^^^^^^ the item `num_cpus` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Fen` is imported redundantly
[INFO] [stdout]   --> tests/perft.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | use blunders_engine::fen::Fen;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 9  | use blunders_engine::perft::*;
[INFO] [stdout] 10 | use blunders_engine::*;
[INFO] [stdout]    |     ------------------ the item `Fen` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `num_cpus` is imported redundantly
[INFO] [stdout]  --> benches/perft.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use num_cpus;
[INFO] [stdout]   |     ^^^^^^^^ the item `num_cpus` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Move` is imported redundantly
[INFO] [stdout]  --> benches/mates.rs:5:44
[INFO] [stdout]   |
[INFO] [stdout] 5 | use blunders_engine::coretypes::{Color::*, Move, Square::*};
[INFO] [stdout]   |                                            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 9 | use blunders_engine::*;
[INFO] [stdout]   |     ------------------ the item `Move` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Fen` is imported redundantly
[INFO] [stdout]  --> benches/mates.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use blunders_engine::fen::Fen;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 9 | use blunders_engine::*;
[INFO] [stdout]   |     ------------------ the item `Fen` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `search` is imported redundantly
[INFO] [stdout]  --> benches/mates.rs:7:31
[INFO] [stdout]   |
[INFO] [stdout] 7 | use blunders_engine::search::{self, History};
[INFO] [stdout]   |                               ^^^^
[INFO] [stdout] 8 | use blunders_engine::timeman::Mode;
[INFO] [stdout] 9 | use blunders_engine::*;
[INFO] [stdout]   |     ------------------ the item `search` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Mode` is imported redundantly
[INFO] [stdout]  --> benches/mates.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use blunders_engine::timeman::Mode;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 9 | use blunders_engine::*;
[INFO] [stdout]   |     ------------------ the item `Mode` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Move` is imported redundantly
[INFO] [stdout]    --> src/moveorder.rs:119:28
[INFO] [stdout]     |
[INFO] [stdout] 118 |     use super::*;
[INFO] [stdout]     |         -------- the item `Move` is already imported here
[INFO] [stdout] 119 |     use crate::coretypes::{Move, PieceKind, Square::*};
[INFO] [stdout]     |                            ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Move` is imported redundantly
[INFO] [stdout]    --> src/search/negamax.rs:621:35
[INFO] [stdout]     |
[INFO] [stdout] 620 |     use super::*;
[INFO] [stdout]     |         -------- the item `Move` is already imported here
[INFO] [stdout] 621 |     use crate::coretypes::{Color, Move, Square::*};
[INFO] [stdout]     |                                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Position` is imported redundantly
[INFO] [stdout]    --> src/zobrist.rs:305:9
[INFO] [stdout]     |
[INFO] [stdout] 302 |     use super::*;
[INFO] [stdout]     |         -------- the item `Position` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 305 |     use crate::Position;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id` and `name` are never read
[INFO] [stdout]   --> src/threads.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct Thread {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 34 |     pub id: usize,
[INFO] [stdout]    |         ^^
[INFO] [stdout] 35 |     pub name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Thread` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `threads` is never read
[INFO] [stdout]   --> src/threads.rs:96:5
[INFO] [stdout]    |
[INFO] [stdout] 94 | pub struct ThreadPool {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 95 |     num_threads: usize,
[INFO] [stdout] 96 |     threads: Vec<Thread>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ThreadPool` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.53s
[INFO] running `Command { std: "docker" "inspect" "c971bec83bb5ec722090547323ce24106dba1b3afecd709b2ebccaad5faef071", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c971bec83bb5ec722090547323ce24106dba1b3afecd709b2ebccaad5faef071", kill_on_drop: false }`
[INFO] [stdout] c971bec83bb5ec722090547323ce24106dba1b3afecd709b2ebccaad5faef071
