[INFO] cloning repository https://github.com/ghostdsb/sokka
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ghostdsb/sokka" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fghostdsb%2Fsokka", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fghostdsb%2Fsokka'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e71d4cccaa46a3f0864b693d0ec083cc5b6b10ef
[INFO] checking ghostdsb/sokka against 69bccf03c4733f57482f9691456efcd80f86a5f6 for pr-164053
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fghostdsb%2Fsokka" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ghostdsb/sokka
[INFO] finished tweaking git repo https://github.com/ghostdsb/sokka
[INFO] tweaked toml for git repo https://github.com/ghostdsb/sokka written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ghostdsb/sokka on toolchain 69bccf03c4733f57482f9691456efcd80f86a5f6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+69bccf03c4733f57482f9691456efcd80f86a5f6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ghostdsb/sokka 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" "+69bccf03c4733f57482f9691456efcd80f86a5f6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded miniquad v0.3.0-alpha.42
[INFO] [stderr]   Downloaded sapp-android v0.1.14
[INFO] [stderr]   Downloaded sapp-windows v0.2.19
[INFO] [stderr]   Downloaded bytemuck v1.7.3
[INFO] [stderr]   Downloaded macroquad v0.3.13
[INFO] [stderr]   Downloaded quad-snd v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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] 751674aab89cc08dba3de8d59bdd893e5f2a36f1af01a0d57c652991ec61334e
[INFO] running `Command { std: "docker" "start" "751674aab89cc08dba3de8d59bdd893e5f2a36f1af01a0d57c652991ec61334e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "751674aab89cc08dba3de8d59bdd893e5f2a36f1af01a0d57c652991ec61334e", 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" "751674aab89cc08dba3de8d59bdd893e5f2a36f1af01a0d57c652991ec61334e" "/opt/rustwide/cargo-home/bin/cargo" "+69bccf03c4733f57482f9691456efcd80f86a5f6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "751674aab89cc08dba3de8d59bdd893e5f2a36f1af01a0d57c652991ec61334e", 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" "751674aab89cc08dba3de8d59bdd893e5f2a36f1af01a0d57c652991ec61334e" "/opt/rustwide/cargo-home/bin/cargo" "+69bccf03c4733f57482f9691456efcd80f86a5f6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling crc32fast v1.3.0
[INFO] [stderr]    Compiling quad-snd v0.2.3
[INFO] [stderr]     Checking bytemuck v1.7.3
[INFO] [stderr]    Compiling macroquad_macro v0.1.7
[INFO] [stderr]     Checking bumpalo v3.8.0
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking sapp-linux v0.1.13
[INFO] [stderr]     Checking quad-alsa-sys v0.3.2
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking miniquad v0.3.0-alpha.42
[INFO] [stderr]     Checking macroquad v0.3.13
[INFO] [stderr]     Checking sokka v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/piece.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 |             _ => unreachable!()
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/piece.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |             (Color::BLACK, PieceType::KING) => "k" ,
[INFO] [stdout]    |             ------------------------------- matches some of the same values
[INFO] [stdout] 56 |             (Color::BLACK, PieceType::QUEEN) => "q" ,
[INFO] [stdout]    |             -------------------------------- matches some of the same values
[INFO] [stdout] 57 |             (Color::BLACK, PieceType::ROOK) => "r" ,
[INFO] [stdout]    |             ------------------------------- matches some of the same values
[INFO] [stdout] 58 |             (Color::BLACK, PieceType::BISHOP) => "b" ,
[INFO] [stdout]    |             --------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 67 |             _ => unreachable!()
[INFO] [stdout]    |             ^ ...and 8 other patterns collectively make this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/piece.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 |             _ => unreachable!()
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/piece.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |             (Color::BLACK, PieceType::KING) => "k" ,
[INFO] [stdout]    |             ------------------------------- matches some of the same values
[INFO] [stdout] 56 |             (Color::BLACK, PieceType::QUEEN) => "q" ,
[INFO] [stdout]    |             -------------------------------- matches some of the same values
[INFO] [stdout] 57 |             (Color::BLACK, PieceType::ROOK) => "r" ,
[INFO] [stdout]    |             ------------------------------- matches some of the same values
[INFO] [stdout] 58 |             (Color::BLACK, PieceType::BISHOP) => "b" ,
[INFO] [stdout]    |             --------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 67 |             _ => unreachable!()
[INFO] [stdout]    |             ^ ...and 8 other patterns collectively make this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `initial_state`
[INFO] [stdout]   --> src/main.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 |         let initial_state = "rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq";
[INFO] [stdout]    |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_initial_state`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `initial_state`
[INFO] [stdout]   --> src/main.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 |         let initial_state = "rnbqkbnr/pp1ppppp/8/2p5/4P3/5N2/PPPP1PPP/RNBQKB1R b KQkq - 1 2";
[INFO] [stdout]    |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_initial_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `initial_state`
[INFO] [stdout]   --> src/main.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 |         let initial_state = "rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq";
[INFO] [stdout]    |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_initial_state`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `initial_state`
[INFO] [stdout]   --> src/main.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 |         let initial_state = "rnbqkbnr/pp1ppppp/8/2p5/4P3/5N2/PPPP1PPP/RNBQKB1R b KQkq - 1 2";
[INFO] [stdout]    |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_initial_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `place` is never used
[INFO] [stdout]   --> src/square.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Square{
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub fn place(&mut self, piece: Piece) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_rank` is never used
[INFO] [stdout]   --> src/piece.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl Piece{
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 49 |     pub fn get_rank(self) -> PieceType{
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `place` is never used
[INFO] [stdout]   --> src/square.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Square{
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub fn place(&mut self, piece: Piece) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_rank` is never used
[INFO] [stdout]   --> src/piece.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl Piece{
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 49 |     pub fn get_rank(self) -> PieceType{
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.56s
[INFO] running `Command { std: "docker" "inspect" "751674aab89cc08dba3de8d59bdd893e5f2a36f1af01a0d57c652991ec61334e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "751674aab89cc08dba3de8d59bdd893e5f2a36f1af01a0d57c652991ec61334e", kill_on_drop: false }`
[INFO] [stdout] 751674aab89cc08dba3de8d59bdd893e5f2a36f1af01a0d57c652991ec61334e