[INFO] cloning repository https://github.com/yukarichess/neppa
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yukarichess/neppa" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyukarichess%2Fneppa", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyukarichess%2Fneppa'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3be15cbca096bef9e69ebd8a2c5bdeb787ac9a80
[INFO] checking yukarichess/neppa against master#32cd9114712a24010b0583624dc52ac302194128 for pr-143717
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyukarichess%2Fneppa" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/yukarichess/neppa
[INFO] finished tweaking git repo https://github.com/yukarichess/neppa
[INFO] tweaked toml for git repo https://github.com/yukarichess/neppa written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yukarichess/neppa on toolchain 32cd9114712a24010b0583624dc52ac302194128
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+32cd9114712a24010b0583624dc52ac302194128" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/yukarichess/neppa 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" "+32cd9114712a24010b0583624dc52ac302194128" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+32cd9114712a24010b0583624dc52ac302194128" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 706a56cf1924c41b7f13a2a7cf4137e7f87c2a3abc01fd6876dd882b77a4358a
[INFO] running `Command { std: "docker" "start" "-a" "706a56cf1924c41b7f13a2a7cf4137e7f87c2a3abc01fd6876dd882b77a4358a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "706a56cf1924c41b7f13a2a7cf4137e7f87c2a3abc01fd6876dd882b77a4358a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "706a56cf1924c41b7f13a2a7cf4137e7f87c2a3abc01fd6876dd882b77a4358a", kill_on_drop: false }`
[INFO] [stdout] 706a56cf1924c41b7f13a2a7cf4137e7f87c2a3abc01fd6876dd882b77a4358a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+32cd9114712a24010b0583624dc52ac302194128" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9364734c92d1a4e3a9179a6ffe54132b17e829a1275a71195afa7a1276869f4
[INFO] running `Command { std: "docker" "start" "-a" "c9364734c92d1a4e3a9179a6ffe54132b17e829a1275a71195afa7a1276869f4", kill_on_drop: false }`
[INFO] [stderr]     Checking neppa v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `get` and `set` are never used
[INFO] [stdout]   --> src/board/bitlist.rs:93:12
[INFO] [stdout]    |
[INFO] [stdout] 88 | impl AttackTable {
[INFO] [stdout]    | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 93 |     pub fn get(&self, square: Square) -> Bitlist {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 98 |     pub fn set(&mut self, square: Square, bitlist: Bitlist) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get` and `set` are never used
[INFO] [stdout]   --> src/board/bitlist.rs:93:12
[INFO] [stdout]    |
[INFO] [stdout] 88 | impl AttackTable {
[INFO] [stdout]    | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 93 |     pub fn get(&self, square: Square) -> Bitlist {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 98 |     pub fn set(&mut self, square: Square, bitlist: Bitlist) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `attacks` is never read
[INFO] [stdout]  --> src/board/data.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct BoardData {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 6 |     attacks: AttackTable,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `attacks` is never read
[INFO] [stdout]  --> src/board/data.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct BoardData {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 6 |     attacks: AttackTable,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `attacks` and `piecelist` are never used
[INFO] [stdout]   --> src/board/data.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl BoardData {
[INFO] [stdout]    | -------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn attacks(&self) -> &AttackTable {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub fn piecelist(&self) -> &Piecelist {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `attacks` and `piecelist` are never used
[INFO] [stdout]   --> src/board/data.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl BoardData {
[INFO] [stdout]    | -------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn attacks(&self) -> &AttackTable {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub fn piecelist(&self) -> &Piecelist {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `pieces` is never used
[INFO] [stdout]   --> src/board/piecemask.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl Piecemask {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub fn pieces(&self) -> Bitlist {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `pieces` is never used
[INFO] [stdout]   --> src/board/piecemask.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl Piecemask {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub fn pieces(&self) -> Bitlist {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "c9364734c92d1a4e3a9179a6ffe54132b17e829a1275a71195afa7a1276869f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9364734c92d1a4e3a9179a6ffe54132b17e829a1275a71195afa7a1276869f4", kill_on_drop: false }`
[INFO] [stdout] c9364734c92d1a4e3a9179a6ffe54132b17e829a1275a71195afa7a1276869f4