[INFO] cloning repository https://github.com/f8upd8/rstckifu
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/f8upd8/rstckifu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ff8upd8%2Frstckifu", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ff8upd8%2Frstckifu'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f2a9b41aa25d3377e247fc38fedc512e1dc995e4
[INFO] testing f8upd8/rstckifu against master#198328ad7960b1bece0dc48496bff6c62dd5d339 for pr-149852
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ff8upd8%2Frstckifu" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/f8upd8/rstckifu
[INFO] finished tweaking git repo https://github.com/f8upd8/rstckifu
[INFO] tweaked toml for git repo https://github.com/f8upd8/rstckifu written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/f8upd8/rstckifu on toolchain 198328ad7960b1bece0dc48496bff6c62dd5d339
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+198328ad7960b1bece0dc48496bff6c62dd5d339" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/f8upd8/rstckifu 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" "+198328ad7960b1bece0dc48496bff6c62dd5d339" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+198328ad7960b1bece0dc48496bff6c62dd5d339" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d93114f5909508f9875041cce16f90f5147d5953ee63e366561d6416a6a34d1
[INFO] running `Command { std: "docker" "start" "-a" "8d93114f5909508f9875041cce16f90f5147d5953ee63e366561d6416a6a34d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d93114f5909508f9875041cce16f90f5147d5953ee63e366561d6416a6a34d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d93114f5909508f9875041cce16f90f5147d5953ee63e366561d6416a6a34d1", kill_on_drop: false }`
[INFO] [stdout] 8d93114f5909508f9875041cce16f90f5147d5953ee63e366561d6416a6a34d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+198328ad7960b1bece0dc48496bff6c62dd5d339" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c67e13768822d5187f72706918f35242f66de703eb6c5d1e8e0ad7cddc8d9ce2
[INFO] running `Command { std: "docker" "start" "-a" "c67e13768822d5187f72706918f35242f66de703eb6c5d1e8e0ad7cddc8d9ce2", kill_on_drop: false }`
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling walkdir v2.3.3
[INFO] [stderr]    Compiling rstckifu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/main.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let mut board: [u8;19*19] = [b'e';19*19];
[INFO] [stdout]   |         ----^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 15 |             let mut EV: &str = "NaN";
[INFO] [stdout]    |                 ----^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]  --> src/main.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let mut board: [u8;19*19] = [b'e';19*19];
[INFO] [stdout]   |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `EV`
[INFO] [stdout]   --> src/main.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 15 |             let mut EV: &str = "NaN";
[INFO] [stdout]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_EV`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `PB`
[INFO] [stdout]   --> src/main.rs:16:17
[INFO] [stdout]    |
[INFO] [stdout] 16 |             let mut PB: &str;
[INFO] [stdout]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_PB`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `PW`
[INFO] [stdout]   --> src/main.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 |             let mut PW: &str;
[INFO] [stdout]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_PW`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `WR`
[INFO] [stdout]   --> src/main.rs:18:17
[INFO] [stdout]    |
[INFO] [stdout] 18 |             let mut WR: &str;
[INFO] [stdout]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_WR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `KM`
[INFO] [stdout]   --> src/main.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 |             let mut KM: f32;
[INFO] [stdout]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_KM`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `RE`
[INFO] [stdout]   --> src/main.rs:20:17
[INFO] [stdout]    |
[INFO] [stdout] 20 |             let mut RE: &str;
[INFO] [stdout]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_RE`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `DT`
[INFO] [stdout]   --> src/main.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |             let mut DT: &str;
[INFO] [stdout]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_DT`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `move_add` is never used
[INFO] [stdout]   --> src/main.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn move_add(board: &mut [u8], mv: &[u8; 2], is_black: bool) {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `EV` should have a snake case name
[INFO] [stdout]   --> src/main.rs:15:21
[INFO] [stdout]    |
[INFO] [stdout] 15 |             let mut EV: &str = "NaN";
[INFO] [stdout]    |                     ^^ help: convert the identifier to snake case: `ev`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `PB` should have a snake case name
[INFO] [stdout]   --> src/main.rs:16:21
[INFO] [stdout]    |
[INFO] [stdout] 16 |             let mut PB: &str;
[INFO] [stdout]    |                     ^^ help: convert the identifier to snake case: `pb`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `PW` should have a snake case name
[INFO] [stdout]   --> src/main.rs:17:21
[INFO] [stdout]    |
[INFO] [stdout] 17 |             let mut PW: &str;
[INFO] [stdout]    |                     ^^ help: convert the identifier to snake case: `pw`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `WR` should have a snake case name
[INFO] [stdout]   --> src/main.rs:18:21
[INFO] [stdout]    |
[INFO] [stdout] 18 |             let mut WR: &str;
[INFO] [stdout]    |                     ^^ help: convert the identifier to snake case: `wr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `KM` should have a snake case name
[INFO] [stdout]   --> src/main.rs:19:21
[INFO] [stdout]    |
[INFO] [stdout] 19 |             let mut KM: f32;
[INFO] [stdout]    |                     ^^ help: convert the identifier to snake case: `km`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `RE` should have a snake case name
[INFO] [stdout]   --> src/main.rs:20:21
[INFO] [stdout]    |
[INFO] [stdout] 20 |             let mut RE: &str;
[INFO] [stdout]    |                     ^^ help: convert the identifier to snake case: `re`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `DT` should have a snake case name
[INFO] [stdout]   --> src/main.rs:21:21
[INFO] [stdout]    |
[INFO] [stdout] 21 |             let mut DT: &str;
[INFO] [stdout]    |                     ^^ help: convert the identifier to snake case: `dt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "c67e13768822d5187f72706918f35242f66de703eb6c5d1e8e0ad7cddc8d9ce2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c67e13768822d5187f72706918f35242f66de703eb6c5d1e8e0ad7cddc8d9ce2", kill_on_drop: false }`
[INFO] [stdout] c67e13768822d5187f72706918f35242f66de703eb6c5d1e8e0ad7cddc8d9ce2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+198328ad7960b1bece0dc48496bff6c62dd5d339" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04ea6b06780d63f9cc685852145d11fb66df9c6b9848226f8eba58e5ced6b46f
[INFO] running `Command { std: "docker" "start" "-a" "04ea6b06780d63f9cc685852145d11fb66df9c6b9848226f8eba58e5ced6b46f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rstckifu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/main.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let mut board: [u8;19*19] = [b'e';19*19];
[INFO] [stdout]   |         ----^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 15 |             let mut EV: &str = "NaN";
[INFO] [stdout]    |                 ----^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]  --> src/main.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let mut board: [u8;19*19] = [b'e';19*19];
[INFO] [stdout]   |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `EV`
[INFO] [stdout]   --> src/main.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 15 |             let mut EV: &str = "NaN";
[INFO] [stdout]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_EV`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `PB`
[INFO] [stdout]   --> src/main.rs:16:17
[INFO] [stdout]    |
[INFO] [stdout] 16 |             let mut PB: &str;
[INFO] [stdout]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_PB`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `PW`
[INFO] [stdout]   --> src/main.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 |             let mut PW: &str;
[INFO] [stdout]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_PW`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `WR`
[INFO] [stdout]   --> src/main.rs:18:17
[INFO] [stdout]    |
[INFO] [stdout] 18 |             let mut WR: &str;
[INFO] [stdout]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_WR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `KM`
[INFO] [stdout]   --> src/main.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 |             let mut KM: f32;
[INFO] [stdout]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_KM`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `RE`
[INFO] [stdout]   --> src/main.rs:20:17
[INFO] [stdout]    |
[INFO] [stdout] 20 |             let mut RE: &str;
[INFO] [stdout]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_RE`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `DT`
[INFO] [stdout]   --> src/main.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |             let mut DT: &str;
[INFO] [stdout]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_DT`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `move_add` is never used
[INFO] [stdout]   --> src/main.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn move_add(board: &mut [u8], mv: &[u8; 2], is_black: bool) {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `EV` should have a snake case name
[INFO] [stdout]   --> src/main.rs:15:21
[INFO] [stdout]    |
[INFO] [stdout] 15 |             let mut EV: &str = "NaN";
[INFO] [stdout]    |                     ^^ help: convert the identifier to snake case: `ev`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `PB` should have a snake case name
[INFO] [stdout]   --> src/main.rs:16:21
[INFO] [stdout]    |
[INFO] [stdout] 16 |             let mut PB: &str;
[INFO] [stdout]    |                     ^^ help: convert the identifier to snake case: `pb`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `PW` should have a snake case name
[INFO] [stdout]   --> src/main.rs:17:21
[INFO] [stdout]    |
[INFO] [stdout] 17 |             let mut PW: &str;
[INFO] [stdout]    |                     ^^ help: convert the identifier to snake case: `pw`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `WR` should have a snake case name
[INFO] [stdout]   --> src/main.rs:18:21
[INFO] [stdout]    |
[INFO] [stdout] 18 |             let mut WR: &str;
[INFO] [stdout]    |                     ^^ help: convert the identifier to snake case: `wr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `KM` should have a snake case name
[INFO] [stdout]   --> src/main.rs:19:21
[INFO] [stdout]    |
[INFO] [stdout] 19 |             let mut KM: f32;
[INFO] [stdout]    |                     ^^ help: convert the identifier to snake case: `km`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `RE` should have a snake case name
[INFO] [stdout]   --> src/main.rs:20:21
[INFO] [stdout]    |
[INFO] [stdout] 20 |             let mut RE: &str;
[INFO] [stdout]    |                     ^^ help: convert the identifier to snake case: `re`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `DT` should have a snake case name
[INFO] [stdout]   --> src/main.rs:21:21
[INFO] [stdout]    |
[INFO] [stdout] 21 |             let mut DT: &str;
[INFO] [stdout]    |                     ^^ help: convert the identifier to snake case: `dt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "04ea6b06780d63f9cc685852145d11fb66df9c6b9848226f8eba58e5ced6b46f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04ea6b06780d63f9cc685852145d11fb66df9c6b9848226f8eba58e5ced6b46f", kill_on_drop: false }`
[INFO] [stdout] 04ea6b06780d63f9cc685852145d11fb66df9c6b9848226f8eba58e5ced6b46f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+198328ad7960b1bece0dc48496bff6c62dd5d339" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cecbfcae522ac11f2f74ba9b8c054a496f74657bfee6ebe9dbc6a181939cdf1e
[INFO] running `Command { std: "docker" "start" "-a" "cecbfcae522ac11f2f74ba9b8c054a496f74657bfee6ebe9dbc6a181939cdf1e", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/main.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 |     let mut board: [u8;19*19] = [b'e';19*19];
[INFO] [stderr]   |         ----^^^^^
[INFO] [stderr]   |         |
[INFO] [stderr]   |         help: remove this `mut`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:15:17
[INFO] [stderr]    |
[INFO] [stderr] 15 |             let mut EV: &str = "NaN";
[INFO] [stderr]    |                 ----^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `board`
[INFO] [stderr]  --> src/main.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 |     let mut board: [u8;19*19] = [b'e';19*19];
[INFO] [stderr]   |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `EV`
[INFO] [stderr]   --> src/main.rs:15:17
[INFO] [stderr]    |
[INFO] [stderr] 15 |             let mut EV: &str = "NaN";
[INFO] [stderr]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_EV`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `PB`
[INFO] [stderr]   --> src/main.rs:16:17
[INFO] [stderr]    |
[INFO] [stderr] 16 |             let mut PB: &str;
[INFO] [stderr]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_PB`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `PW`
[INFO] [stderr]   --> src/main.rs:17:17
[INFO] [stderr]    |
[INFO] [stderr] 17 |             let mut PW: &str;
[INFO] [stderr]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_PW`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `WR`
[INFO] [stderr]   --> src/main.rs:18:17
[INFO] [stderr]    |
[INFO] [stderr] 18 |             let mut WR: &str;
[INFO] [stderr]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_WR`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `KM`
[INFO] [stderr]   --> src/main.rs:19:17
[INFO] [stderr]    |
[INFO] [stderr] 19 |             let mut KM: f32;
[INFO] [stderr]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_KM`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `RE`
[INFO] [stderr]   --> src/main.rs:20:17
[INFO] [stderr]    |
[INFO] [stderr] 20 |             let mut RE: &str;
[INFO] [stderr]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_RE`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `DT`
[INFO] [stderr]   --> src/main.rs:21:17
[INFO] [stderr]    |
[INFO] [stderr] 21 |             let mut DT: &str;
[INFO] [stderr]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_DT`
[INFO] [stderr] 
[INFO] [stderr] warning: function `move_add` is never used
[INFO] [stderr]   --> src/main.rs:29:4
[INFO] [stderr]    |
[INFO] [stderr] 29 | fn move_add(board: &mut [u8], mv: &[u8; 2], is_black: bool) {
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `EV` should have a snake case name
[INFO] [stderr]   --> src/main.rs:15:21
[INFO] [stderr]    |
[INFO] [stderr] 15 |             let mut EV: &str = "NaN";
[INFO] [stderr]    |                     ^^ help: convert the identifier to snake case: `ev`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `PB` should have a snake case name
[INFO] [stderr]   --> src/main.rs:16:21
[INFO] [stderr]    |
[INFO] [stderr] 16 |             let mut PB: &str;
[INFO] [stderr]    |                     ^^ help: convert the identifier to snake case: `pb`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `PW` should have a snake case name
[INFO] [stderr]   --> src/main.rs:17:21
[INFO] [stderr]    |
[INFO] [stderr] 17 |             let mut PW: &str;
[INFO] [stderr]    |                     ^^ help: convert the identifier to snake case: `pw`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `WR` should have a snake case name
[INFO] [stderr]   --> src/main.rs:18:21
[INFO] [stderr]    |
[INFO] [stderr] 18 |             let mut WR: &str;
[INFO] [stderr]    |                     ^^ help: convert the identifier to snake case: `wr`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `KM` should have a snake case name
[INFO] [stderr]   --> src/main.rs:19:21
[INFO] [stderr]    |
[INFO] [stderr] 19 |             let mut KM: f32;
[INFO] [stderr]    |                     ^^ help: convert the identifier to snake case: `km`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `RE` should have a snake case name
[INFO] [stderr]   --> src/main.rs:20:21
[INFO] [stderr]    |
[INFO] [stderr] 20 |             let mut RE: &str;
[INFO] [stderr]    |                     ^^ help: convert the identifier to snake case: `re`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `DT` should have a snake case name
[INFO] [stderr]   --> src/main.rs:21:21
[INFO] [stderr]    |
[INFO] [stderr] 21 |             let mut DT: &str;
[INFO] [stderr]    |                     ^^ help: convert the identifier to snake case: `dt`
[INFO] [stderr] 
[INFO] [stderr] warning: `rstckifu` (bin "rstckifu" test) generated 18 warnings (run `cargo fix --bin "rstckifu" -p rstckifu --tests` to apply 10 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rstckifu-8fb8439d41bee180)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cecbfcae522ac11f2f74ba9b8c054a496f74657bfee6ebe9dbc6a181939cdf1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cecbfcae522ac11f2f74ba9b8c054a496f74657bfee6ebe9dbc6a181939cdf1e", kill_on_drop: false }`
[INFO] [stdout] cecbfcae522ac11f2f74ba9b8c054a496f74657bfee6ebe9dbc6a181939cdf1e