[INFO] cloning repository https://github.com/codeandkey/nc-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/codeandkey/nc-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcodeandkey%2Fnc-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcodeandkey%2Fnc-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4a7766f3a7b1dad1cbcd3dcaaa55609d86fa5e02
[INFO] checking codeandkey/nc-rs against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcodeandkey%2Fnc-rs" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/codeandkey/nc-rs on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/codeandkey/nc-rs
[INFO] finished tweaking git repo https://github.com/codeandkey/nc-rs
[INFO] tweaked toml for git repo https://github.com/codeandkey/nc-rs written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/codeandkey/nc-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 21099a80c8b49a5c6d5b81e84313d42e19a3bcfa7c9417817fed72bef19f4307
[INFO] running `Command { std: "docker" "start" "-a" "21099a80c8b49a5c6d5b81e84313d42e19a3bcfa7c9417817fed72bef19f4307", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21099a80c8b49a5c6d5b81e84313d42e19a3bcfa7c9417817fed72bef19f4307", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21099a80c8b49a5c6d5b81e84313d42e19a3bcfa7c9417817fed72bef19f4307", kill_on_drop: false }`
[INFO] [stdout] 21099a80c8b49a5c6d5b81e84313d42e19a3bcfa7c9417817fed72bef19f4307
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd3b2e6d09491e243b97d7d78e9b9daac89b1fbfbf953b8ea0128231444d606b
[INFO] running `Command { std: "docker" "start" "-a" "dd3b2e6d09491e243b97d7d78e9b9daac89b1fbfbf953b8ea0128231444d606b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking regex-syntax v0.6.20
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking aho-corasick v0.7.14
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]     Checking regex v1.4.1
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling arr_macro_impl v0.1.3
[INFO] [stderr]     Checking arr_macro v0.1.3
[INFO] [stderr]     Checking nc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::zobrist::*`
[INFO] [stdout]  --> src/position.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::zobrist::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::zobrist::*`
[INFO] [stdout]  --> src/position.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::zobrist::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove`
[INFO] [stdout]   --> src/board.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub fn remove(&mut self, s: Square) -> Piece {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `key`
[INFO] [stdout]    --> src/board.rs:100:12
[INFO] [stdout]     |
[INFO] [stdout] 100 |     pub fn key(&self) -> u64 {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_ad`
[INFO] [stdout]    --> src/board.rs:154:12
[INFO] [stdout]     |
[INFO] [stdout] 154 |     pub fn get_ad(&self) -> [[u64; 64]; 2] {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_fen_string`
[INFO] [stdout]    --> src/board.rs:158:12
[INFO] [stdout]     |
[INFO] [stdout] 158 |     pub fn to_fen_string(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_uci_withnull`
[INFO] [stdout]   --> src/gmove.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn to_uci_withnull(inp: &Option<Move>) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_uci`
[INFO] [stdout]   --> src/gmove.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn from_uci(inp: &String) -> Option<Move> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `src`
[INFO] [stdout]   --> src/gmove.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 |     pub fn src(&self) -> Square {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dst`
[INFO] [stdout]   --> src/gmove.rs:75:12
[INFO] [stdout]    |
[INFO] [stdout] 75 |     pub fn dst(&self) -> Square {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `ptype`
[INFO] [stdout]   --> src/gmove.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn ptype(&self) -> Option<Type> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_fen`
[INFO] [stdout]   --> src/piece.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub fn to_fen(&self) -> char {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from`
[INFO] [stdout]   --> src/piece.rs:76:12
[INFO] [stdout]    |
[INFO] [stdout] 76 |     pub fn from(t: Type, c: Color) -> Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_fen`
[INFO] [stdout]   --> src/piece.rs:80:12
[INFO] [stdout]    |
[INFO] [stdout] 80 |     pub fn to_fen(&self) -> char {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `CASTLE_ATT_MASKS`
[INFO] [stdout]   --> src/position.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 | /     pub const CASTLE_ATT_MASKS: [[u64; 2]; 2] = [
[INFO] [stdout] 55 | |         [
[INFO] [stdout] 56 | |             bitboard::RANKS[0] & (bitboard::FILES[2] | bitboard::FILES[3] | bitboard::FILES[4]),
[INFO] [stdout] 57 | |             bitboard::RANKS[0] & (bitboard::FILES[4] | bitboard::FILES[5] | bitboard::FILES[6]),
[INFO] [stdout] ...  |
[INFO] [stdout] 62 | |         ],
[INFO] [stdout] 63 | |     ];
[INFO] [stdout]    | |______^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_fen`
[INFO] [stdout]    --> src/position.rs:197:12
[INFO] [stdout]     |
[INFO] [stdout] 197 |     pub fn to_fen(&self) -> String {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `make_move`
[INFO] [stdout]    --> src/position.rs:236:12
[INFO] [stdout]     |
[INFO] [stdout] 236 |     pub fn make_move(&mut self, m: Move) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `unmake_move`
[INFO] [stdout]    --> src/position.rs:362:12
[INFO] [stdout]     |
[INFO] [stdout] 362 |     pub fn unmake_move(&mut self, m: Move) {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `perft`
[INFO] [stdout]    --> src/position.rs:625:12
[INFO] [stdout]     |
[INFO] [stdout] 625 |     pub fn perft(&mut self, d: usize, p: usize) -> usize {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `EAST`
[INFO] [stdout]  --> src/square.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     EAST = 1,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `WEST`
[INFO] [stdout]  --> src/square.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     WEST = -1,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_str_withnull`
[INFO] [stdout]   --> src/square.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 |     pub fn to_str_withnull(inp: &Option<Square>) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rank`
[INFO] [stdout]   --> src/square.rs:82:12
[INFO] [stdout]    |
[INFO] [stdout] 82 |     pub fn rank(&self) -> usize {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `file`
[INFO] [stdout]   --> src/square.rs:86:12
[INFO] [stdout]    |
[INFO] [stdout] 86 |     pub fn file(&self) -> usize {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `EAST`
[INFO] [stdout]  --> src/square.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     EAST = 1,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `WEST`
[INFO] [stdout]  --> src/square.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     WEST = -1,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.14s
[INFO] running `Command { std: "docker" "inspect" "dd3b2e6d09491e243b97d7d78e9b9daac89b1fbfbf953b8ea0128231444d606b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd3b2e6d09491e243b97d7d78e9b9daac89b1fbfbf953b8ea0128231444d606b", kill_on_drop: false }`
[INFO] [stdout] dd3b2e6d09491e243b97d7d78e9b9daac89b1fbfbf953b8ea0128231444d606b