[INFO] cloning repository https://github.com/moratorium08/reversi-ai
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/moratorium08/reversi-ai" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmoratorium08%2Freversi-ai", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmoratorium08%2Freversi-ai'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 152e93a6f9e170378dca6f9ef0b878a155ba35aa
[INFO] testing moratorium08/reversi-ai against beta-2023-04-20 for beta-1.70-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmoratorium08%2Freversi-ai" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/moratorium08/reversi-ai on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/moratorium08/reversi-ai
[INFO] finished tweaking git repo https://github.com/moratorium08/reversi-ai
[INFO] tweaked toml for git repo https://github.com/moratorium08/reversi-ai written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/moratorium08/reversi-ai 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" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 75a63211f0bb0c42fec14d3c832deb734e7208b8a200bed49eb7a74c69816879
[INFO] running `Command { std: "docker" "start" "-a" "75a63211f0bb0c42fec14d3c832deb734e7208b8a200bed49eb7a74c69816879", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75a63211f0bb0c42fec14d3c832deb734e7208b8a200bed49eb7a74c69816879", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75a63211f0bb0c42fec14d3c832deb734e7208b8a200bed49eb7a74c69816879", kill_on_drop: false }`
[INFO] [stdout] 75a63211f0bb0c42fec14d3c832deb734e7208b8a200bed49eb7a74c69816879
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ea301b49e11ae2a220199ff8380e875c854eafec26ba0fa4e2b929dcb2e3e0d
[INFO] running `Command { std: "docker" "start" "-a" "1ea301b49e11ae2a220199ff8380e875c854eafec26ba0fa4e2b929dcb2e3e0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]    Compiling libc v0.2.42
[INFO] [stderr]    Compiling rand_core v0.2.1
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling rand v0.5.4
[INFO] [stderr]    Compiling nom v4.0.0
[INFO] [stderr]    Compiling colored v1.6.1
[INFO] [stderr]    Compiling client v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/board.rs:246:28
[INFO] [stdout]     |
[INFO] [stdout] 246 |     pub fn flip(&self, p: &BitIndexable, player: Color) -> Board {
[INFO] [stdout]     |                            ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 246 |     pub fn flip(&self, p: &dyn BitIndexable, player: Color) -> Board {
[INFO] [stdout]     |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/board.rs:401:30
[INFO] [stdout]     |
[INFO] [stdout] 401 |     fn is_valid(&self, pos: &BitIndexable, player: Color) -> bool {
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 401 |     fn is_valid(&self, pos: &dyn BitIndexable, player: Color) -> bool {
[INFO] [stdout]     |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `scores`
[INFO] [stdout]   --> src/interface/game.rs:48:42
[INFO] [stdout]    |
[INFO] [stdout] 48 |                     client::Command::Bye(scores) => {
[INFO] [stdout]    |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_scores`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/interface/game.rs:52:58
[INFO] [stdout]    |
[INFO] [stdout] 52 |                     client::Command::Start(color, oname, t) => {
[INFO] [stdout]    |                                                          ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/interface/game.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     x => panic!("Invalid Command")
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/interface/game.rs:133:42
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/interface/game.rs:133:50
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                  ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]    --> src/interface/game.rs:133:53
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                     ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]    --> src/interface/game.rs:133:56
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                        ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/interface/game.rs:136:21
[INFO] [stdout]     |
[INFO] [stdout] 136 |                     x => panic!("Invalid Command")
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/interface/game.rs:153:42
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/interface/game.rs:153:50
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                  ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]    --> src/interface/game.rs:153:53
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                     ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]    --> src/interface/game.rs:153:56
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                        ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/interface/game.rs:156:21
[INFO] [stdout]     |
[INFO] [stdout] 156 |                     x => panic!("Invalid Command")
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/interface/game.rs:163:24
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/interface/game.rs:163:53
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |                                                     ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]    --> src/interface/game.rs:163:60
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |                                                            ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reason`
[INFO] [stdout]    --> src/interface/game.rs:163:67
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |                                                                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_reason`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `epoch` is assigned to, but never used
[INFO] [stdout]   --> src/player/learning/analysis.rs:78:21
[INFO] [stdout]    |
[INFO] [stdout] 78 |             let mut epoch = 0u8;
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_epoch` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/player/learning/analysis.rs:159:17
[INFO] [stdout]     |
[INFO] [stdout] 159 |             let x = 0..1;
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `epoch` is assigned to, but never used
[INFO] [stdout]    --> src/player/learning/analysis.rs:195:21
[INFO] [stdout]     |
[INFO] [stdout] 195 |             let mut epoch = 0u8;
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_epoch` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 233 |     gen_analyzer!(diag4, 81,  "DIAG4");
[INFO] [stdout]     |     ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 234 |     gen_analyzer!(diag5, 243, "DIAG5");
[INFO] [stdout]     |     ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 235 |     gen_analyzer!(diag6, 729, "DIAG6");
[INFO] [stdout]     |     ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 236 |     gen_analyzer!(diag7, 2187, "DIAG7");
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 237 |     gen_analyzer!(diag8, 6561, "DIAG8");
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 238 |     gen_analyzer!(hor_vert2, 6561, "HOR_VERT2");
[INFO] [stdout]     |     ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 239 |     gen_analyzer!(hor_vert3, 6561, "HOR_VERT3");
[INFO] [stdout]     |     ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 240 |     gen_analyzer!(hor_vert4, 6561, "HOR_VERT4");
[INFO] [stdout]     |     ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 241 |     gen_analyzer!(edge2x, 59049, "EDGE2X");
[INFO] [stdout]     |     -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 242 |     gen_analyzer!(corner2x5, 59049, "CORNER2X5");
[INFO] [stdout]     |     -------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 243 |     gen_analyzer!(corner3x3, 19683, "CORNER3X3");
[INFO] [stdout]     |     -------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 244 |     gen_analyzer!(corner2x2, 81, "CORNER2X2");
[INFO] [stdout]     |     ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/interface/tcp_client.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let mut ret: Result<client::Command, String>;
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/player/learning/analysis.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn new(mut reader: BufReader<File>, output_dir: &'a str) -> Analyzer {
[INFO] [stdout]    |            ----^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_valid` is never used
[INFO] [stdout]    --> src/board.rs:401:8
[INFO] [stdout]     |
[INFO] [stdout] 142 | impl Board {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 401 |     fn is_valid(&self, pos: &BitIndexable, player: Color) -> bool {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `proc_end` is never used
[INFO] [stdout]    --> src/interface/game.rs:163:8
[INFO] [stdout]     |
[INFO] [stdout] 25  | impl<T: client::Client, S: player::Player> Game<T, S> {
[INFO] [stdout]     | ----------------------------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `map1` is never used
[INFO] [stdout]   --> src/player/linear_evaluator.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | const map1: [[i64; 8]; 8] = [
[INFO] [stdout]    |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/interface/tcp_client.rs:84:17
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 self.writer.flush();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 let _ = self.writer.flush();
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `map1` should have an upper case name
[INFO] [stdout]   --> src/player/linear_evaluator.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | const map1: [[i64; 8]; 8] = [
[INFO] [stdout]    |       ^^^^ help: convert the identifier to upper case: `MAP1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `feature_functions` should have an upper case name
[INFO] [stdout]   --> src/player/linear_evaluator.rs:83:11
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub const feature_functions: [fn(board::Board) -> f32; 12] = [
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `FEATURE_FUNCTIONS`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `feature_names` should have an upper case name
[INFO] [stdout]   --> src/player/linear_evaluator.rs:87:11
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub const feature_names: [&str; 12] = [
[INFO] [stdout]    |           ^^^^^^^^^^^^^ help: convert the identifier to upper case: `FEATURE_NAMES`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/player/learning/analysis.rs:139:13
[INFO] [stdout]     |
[INFO] [stdout] 139 |             create_dir(path);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 139 |             let _ = create_dir(path);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/player/learning/analysis.rs:170:25
[INFO] [stdout]     |
[INFO] [stdout] 170 |                         write!(&mut writer, "{}", if his.result == MatchResult::Black{1}else{0});
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/player/learning/analysis.rs:173:29
[INFO] [stdout]     |
[INFO] [stdout] 173 | ...                   write!(&mut writer, ",{:.3}", item);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/player/learning/analysis.rs:175:25
[INFO] [stdout]     |
[INFO] [stdout] 175 |                         write!(&mut writer, "\n");
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 47 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/board.rs:246:28
[INFO] [stdout]     |
[INFO] [stdout] 246 |     pub fn flip(&self, p: &BitIndexable, player: Color) -> Board {
[INFO] [stdout]     |                            ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 246 |     pub fn flip(&self, p: &dyn BitIndexable, player: Color) -> Board {
[INFO] [stdout]     |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/board.rs:401:30
[INFO] [stdout]     |
[INFO] [stdout] 401 |     fn is_valid(&self, pos: &BitIndexable, player: Color) -> bool {
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 401 |     fn is_valid(&self, pos: &dyn BitIndexable, player: Color) -> bool {
[INFO] [stdout]     |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/board.rs:246:28
[INFO] [stdout]     |
[INFO] [stdout] 246 |     pub fn flip(&self, p: &BitIndexable, player: Color) -> Board {
[INFO] [stdout]     |                            ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 246 |     pub fn flip(&self, p: &dyn BitIndexable, player: Color) -> Board {
[INFO] [stdout]     |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/board.rs:401:30
[INFO] [stdout]     |
[INFO] [stdout] 401 |     fn is_valid(&self, pos: &BitIndexable, player: Color) -> bool {
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 401 |     fn is_valid(&self, pos: &dyn BitIndexable, player: Color) -> bool {
[INFO] [stdout]     |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `scores`
[INFO] [stdout]   --> src/interface/game.rs:48:42
[INFO] [stdout]    |
[INFO] [stdout] 48 |                     client::Command::Bye(scores) => {
[INFO] [stdout]    |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_scores`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/interface/game.rs:52:58
[INFO] [stdout]    |
[INFO] [stdout] 52 |                     client::Command::Start(color, oname, t) => {
[INFO] [stdout]    |                                                          ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/interface/game.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     x => panic!("Invalid Command")
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/interface/game.rs:133:42
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/interface/game.rs:133:50
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                  ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]    --> src/interface/game.rs:133:53
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                     ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]    --> src/interface/game.rs:133:56
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                        ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/interface/game.rs:136:21
[INFO] [stdout]     |
[INFO] [stdout] 136 |                     x => panic!("Invalid Command")
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/interface/game.rs:153:42
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/interface/game.rs:153:50
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                  ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]    --> src/interface/game.rs:153:53
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                     ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]    --> src/interface/game.rs:153:56
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                        ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/interface/game.rs:156:21
[INFO] [stdout]     |
[INFO] [stdout] 156 |                     x => panic!("Invalid Command")
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/interface/game.rs:163:24
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/interface/game.rs:163:53
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |                                                     ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]    --> src/interface/game.rs:163:60
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |                                                            ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reason`
[INFO] [stdout]    --> src/interface/game.rs:163:67
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |                                                                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_reason`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `epoch` is assigned to, but never used
[INFO] [stdout]   --> src/player/learning/analysis.rs:78:21
[INFO] [stdout]    |
[INFO] [stdout] 78 |             let mut epoch = 0u8;
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_epoch` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/player/learning/analysis.rs:159:17
[INFO] [stdout]     |
[INFO] [stdout] 159 |             let x = 0..1;
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `epoch` is assigned to, but never used
[INFO] [stdout]    --> src/player/learning/analysis.rs:195:21
[INFO] [stdout]     |
[INFO] [stdout] 195 |             let mut epoch = 0u8;
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_epoch` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 233 |     gen_analyzer!(diag4, 81,  "DIAG4");
[INFO] [stdout]     |     ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 234 |     gen_analyzer!(diag5, 243, "DIAG5");
[INFO] [stdout]     |     ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 235 |     gen_analyzer!(diag6, 729, "DIAG6");
[INFO] [stdout]     |     ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 236 |     gen_analyzer!(diag7, 2187, "DIAG7");
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 237 |     gen_analyzer!(diag8, 6561, "DIAG8");
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 238 |     gen_analyzer!(hor_vert2, 6561, "HOR_VERT2");
[INFO] [stdout]     |     ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 239 |     gen_analyzer!(hor_vert3, 6561, "HOR_VERT3");
[INFO] [stdout]     |     ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 240 |     gen_analyzer!(hor_vert4, 6561, "HOR_VERT4");
[INFO] [stdout]     |     ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 241 |     gen_analyzer!(edge2x, 59049, "EDGE2X");
[INFO] [stdout]     |     -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 242 |     gen_analyzer!(corner2x5, 59049, "CORNER2X5");
[INFO] [stdout]     |     -------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 243 |     gen_analyzer!(corner3x3, 19683, "CORNER3X3");
[INFO] [stdout]     |     -------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 244 |     gen_analyzer!(corner2x2, 81, "CORNER2X2");
[INFO] [stdout]     |     ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `scores`
[INFO] [stdout]   --> src/interface/game.rs:48:42
[INFO] [stdout]    |
[INFO] [stdout] 48 |                     client::Command::Bye(scores) => {
[INFO] [stdout]    |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_scores`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/interface/game.rs:52:58
[INFO] [stdout]    |
[INFO] [stdout] 52 |                     client::Command::Start(color, oname, t) => {
[INFO] [stdout]    |                                                          ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/interface/game.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     x => panic!("Invalid Command")
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/interface/game.rs:133:42
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/interface/game.rs:133:50
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                  ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]    --> src/interface/game.rs:133:53
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                     ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]    --> src/interface/game.rs:133:56
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                        ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/interface/game.rs:136:21
[INFO] [stdout]     |
[INFO] [stdout] 136 |                     x => panic!("Invalid Command")
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/interface/game.rs:153:42
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/interface/game.rs:153:50
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                  ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]    --> src/interface/game.rs:153:53
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                     ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]    --> src/interface/game.rs:153:56
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                        ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/interface/game.rs:156:21
[INFO] [stdout]     |
[INFO] [stdout] 156 |                     x => panic!("Invalid Command")
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/interface/game.rs:163:24
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/interface/game.rs:163:53
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |                                                     ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]    --> src/interface/game.rs:163:60
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |                                                            ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reason`
[INFO] [stdout]    --> src/interface/game.rs:163:67
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |                                                                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_reason`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `epoch` is assigned to, but never used
[INFO] [stdout]   --> src/player/learning/analysis.rs:78:21
[INFO] [stdout]    |
[INFO] [stdout] 78 |             let mut epoch = 0u8;
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_epoch` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/player/learning/analysis.rs:159:17
[INFO] [stdout]     |
[INFO] [stdout] 159 |             let x = 0..1;
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `epoch` is assigned to, but never used
[INFO] [stdout]    --> src/player/learning/analysis.rs:195:21
[INFO] [stdout]     |
[INFO] [stdout] 195 |             let mut epoch = 0u8;
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_epoch` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 233 |     gen_analyzer!(diag4, 81,  "DIAG4");
[INFO] [stdout]     |     ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 234 |     gen_analyzer!(diag5, 243, "DIAG5");
[INFO] [stdout]     |     ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 235 |     gen_analyzer!(diag6, 729, "DIAG6");
[INFO] [stdout]     |     ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 236 |     gen_analyzer!(diag7, 2187, "DIAG7");
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 237 |     gen_analyzer!(diag8, 6561, "DIAG8");
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 238 |     gen_analyzer!(hor_vert2, 6561, "HOR_VERT2");
[INFO] [stdout]     |     ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 239 |     gen_analyzer!(hor_vert3, 6561, "HOR_VERT3");
[INFO] [stdout]     |     ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 240 |     gen_analyzer!(hor_vert4, 6561, "HOR_VERT4");
[INFO] [stdout]     |     ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 241 |     gen_analyzer!(edge2x, 59049, "EDGE2X");
[INFO] [stdout]     |     -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 242 |     gen_analyzer!(corner2x5, 59049, "CORNER2X5");
[INFO] [stdout]     |     -------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 243 |     gen_analyzer!(corner3x3, 19683, "CORNER3X3");
[INFO] [stdout]     |     -------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 244 |     gen_analyzer!(corner2x2, 81, "CORNER2X2");
[INFO] [stdout]     |     ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/interface/tcp_client.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let mut ret: Result<client::Command, String>;
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/interface/tcp_client.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let mut ret: Result<client::Command, String>;
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/player/learning/analysis.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn new(mut reader: BufReader<File>, output_dir: &'a str) -> Analyzer {
[INFO] [stdout]    |            ----^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/player/learning/analysis.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn new(mut reader: BufReader<File>, output_dir: &'a str) -> Analyzer {
[INFO] [stdout]    |            ----^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |         Ok(mut g) => g.main_loop(),
[INFO] [stdout]    |            ----^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_valid` is never used
[INFO] [stdout]    --> src/board.rs:401:8
[INFO] [stdout]     |
[INFO] [stdout] 142 | impl Board {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 401 |     fn is_valid(&self, pos: &BitIndexable, player: Color) -> bool {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `proc_end` is never used
[INFO] [stdout]    --> src/interface/game.rs:163:8
[INFO] [stdout]     |
[INFO] [stdout] 25  | impl<T: client::Client, S: player::Player> Game<T, S> {
[INFO] [stdout]     | ----------------------------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `map1` is never used
[INFO] [stdout]   --> src/player/linear_evaluator.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | const map1: [[i64; 8]; 8] = [
[INFO] [stdout]    |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_valid` is never used
[INFO] [stdout]    --> src/board.rs:401:8
[INFO] [stdout]     |
[INFO] [stdout] 142 | impl Board {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 401 |     fn is_valid(&self, pos: &BitIndexable, player: Color) -> bool {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `proc_end` is never used
[INFO] [stdout]    --> src/interface/game.rs:163:8
[INFO] [stdout]     |
[INFO] [stdout] 25  | impl<T: client::Client, S: player::Player> Game<T, S> {
[INFO] [stdout]     | ----------------------------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `map1` is never used
[INFO] [stdout]   --> src/player/linear_evaluator.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | const map1: [[i64; 8]; 8] = [
[INFO] [stdout]    |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | /     match game::Game::new(client, player, NAME) {
[INFO] [stdout] 36 | |         Ok(mut g) => g.main_loop(),
[INFO] [stdout] 37 | |         Err(s) => panic!("Fail: {}", s),
[INFO] [stdout] 38 | |     };
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let _ = match game::Game::new(client, player, NAME) {
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/interface/tcp_client.rs:84:17
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 self.writer.flush();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 let _ = self.writer.flush();
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `filename` should have an upper case name
[INFO] [stdout]   --> src/analysis.rs:19:7
[INFO] [stdout]    |
[INFO] [stdout] 19 | const filename: &str = "data/data";
[INFO] [stdout]    |       ^^^^^^^^ help: convert the identifier to upper case: `FILENAME`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `output_dir` should have an upper case name
[INFO] [stdout]   --> src/analysis.rs:20:7
[INFO] [stdout]    |
[INFO] [stdout] 20 | const output_dir: &str = "output/";
[INFO] [stdout]    |       ^^^^^^^^^^ help: convert the identifier to upper case: `OUTPUT_DIR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `map1` should have an upper case name
[INFO] [stdout]   --> src/player/linear_evaluator.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | const map1: [[i64; 8]; 8] = [
[INFO] [stdout]    |       ^^^^ help: convert the identifier to upper case: `MAP1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `feature_functions` should have an upper case name
[INFO] [stdout]   --> src/player/linear_evaluator.rs:83:11
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub const feature_functions: [fn(board::Board) -> f32; 12] = [
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `FEATURE_FUNCTIONS`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `feature_names` should have an upper case name
[INFO] [stdout]   --> src/player/linear_evaluator.rs:87:11
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub const feature_names: [&str; 12] = [
[INFO] [stdout]    |           ^^^^^^^^^^^^^ help: convert the identifier to upper case: `FEATURE_NAMES`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/player/learning/analysis.rs:139:13
[INFO] [stdout]     |
[INFO] [stdout] 139 |             create_dir(path);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 139 |             let _ = create_dir(path);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/player/learning/analysis.rs:170:25
[INFO] [stdout]     |
[INFO] [stdout] 170 |                         write!(&mut writer, "{}", if his.result == MatchResult::Black{1}else{0});
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/player/learning/analysis.rs:173:29
[INFO] [stdout]     |
[INFO] [stdout] 173 | ...                   write!(&mut writer, ",{:.3}", item);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/player/learning/analysis.rs:175:25
[INFO] [stdout]     |
[INFO] [stdout] 175 |                         write!(&mut writer, "\n");
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/interface/tcp_client.rs:84:17
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 self.writer.flush();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 let _ = self.writer.flush();
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `map1` should have an upper case name
[INFO] [stdout]   --> src/player/linear_evaluator.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | const map1: [[i64; 8]; 8] = [
[INFO] [stdout]    |       ^^^^ help: convert the identifier to upper case: `MAP1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `feature_functions` should have an upper case name
[INFO] [stdout]   --> src/player/linear_evaluator.rs:83:11
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub const feature_functions: [fn(board::Board) -> f32; 12] = [
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `FEATURE_FUNCTIONS`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `feature_names` should have an upper case name
[INFO] [stdout]   --> src/player/linear_evaluator.rs:87:11
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub const feature_names: [&str; 12] = [
[INFO] [stdout]    |           ^^^^^^^^^^^^^ help: convert the identifier to upper case: `FEATURE_NAMES`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/player/learning/analysis.rs:139:13
[INFO] [stdout]     |
[INFO] [stdout] 139 |             create_dir(path);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 139 |             let _ = create_dir(path);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/player/learning/analysis.rs:170:25
[INFO] [stdout]     |
[INFO] [stdout] 170 |                         write!(&mut writer, "{}", if his.result == MatchResult::Black{1}else{0});
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/player/learning/analysis.rs:173:29
[INFO] [stdout]     |
[INFO] [stdout] 173 | ...                   write!(&mut writer, ",{:.3}", item);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/player/learning/analysis.rs:175:25
[INFO] [stdout]     |
[INFO] [stdout] 175 |                         write!(&mut writer, "\n");
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 49 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 49 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.11s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.0.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "1ea301b49e11ae2a220199ff8380e875c854eafec26ba0fa4e2b929dcb2e3e0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ea301b49e11ae2a220199ff8380e875c854eafec26ba0fa4e2b929dcb2e3e0d", kill_on_drop: false }`
[INFO] [stdout] 1ea301b49e11ae2a220199ff8380e875c854eafec26ba0fa4e2b929dcb2e3e0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7aaee365de473a7d9873913a2c9a11448e572a2d760af63f9ca878471736676
[INFO] running `Command { std: "docker" "start" "-a" "e7aaee365de473a7d9873913a2c9a11448e572a2d760af63f9ca878471736676", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/board.rs:246:28
[INFO] [stdout]     |
[INFO] [stdout] 246 |     pub fn flip(&self, p: &BitIndexable, player: Color) -> Board {
[INFO] [stdout]     |                            ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 246 |     pub fn flip(&self, p: &dyn BitIndexable, player: Color) -> Board {
[INFO] [stdout]     |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/board.rs:401:30
[INFO] [stdout]     |
[INFO] [stdout] 401 |     fn is_valid(&self, pos: &BitIndexable, player: Color) -> bool {
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 401 |     fn is_valid(&self, pos: &dyn BitIndexable, player: Color) -> bool {
[INFO] [stdout]     |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `scores`
[INFO] [stdout]   --> src/interface/game.rs:48:42
[INFO] [stdout]    |
[INFO] [stdout] 48 |                     client::Command::Bye(scores) => {
[INFO] [stdout]    |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_scores`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/interface/game.rs:52:58
[INFO] [stdout]    |
[INFO] [stdout] 52 |                     client::Command::Start(color, oname, t) => {
[INFO] [stdout]    |                                                          ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/interface/game.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     x => panic!("Invalid Command")
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/interface/game.rs:133:42
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/interface/game.rs:133:50
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                  ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]    --> src/interface/game.rs:133:53
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                     ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]    --> src/interface/game.rs:133:56
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                        ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/interface/game.rs:136:21
[INFO] [stdout]     |
[INFO] [stdout] 136 |                     x => panic!("Invalid Command")
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/interface/game.rs:153:42
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/interface/game.rs:153:50
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                  ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]    --> src/interface/game.rs:153:53
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                     ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]    --> src/interface/game.rs:153:56
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                        ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/interface/game.rs:156:21
[INFO] [stdout]     |
[INFO] [stdout] 156 |                     x => panic!("Invalid Command")
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/interface/game.rs:163:24
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/interface/game.rs:163:53
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |                                                     ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]    --> src/interface/game.rs:163:60
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |                                                            ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reason`
[INFO] [stdout]    --> src/interface/game.rs:163:67
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |                                                                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_reason`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `epoch` is assigned to, but never used
[INFO] [stdout]   --> src/player/learning/analysis.rs:78:21
[INFO] [stdout]    |
[INFO] [stdout] 78 |             let mut epoch = 0u8;
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_epoch` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/player/learning/analysis.rs:159:17
[INFO] [stdout]     |
[INFO] [stdout] 159 |             let x = 0..1;
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `epoch` is assigned to, but never used
[INFO] [stdout]    --> src/player/learning/analysis.rs:195:21
[INFO] [stdout]     |
[INFO] [stdout] 195 |             let mut epoch = 0u8;
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_epoch` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 233 |     gen_analyzer!(diag4, 81,  "DIAG4");
[INFO] [stdout]     |     ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 234 |     gen_analyzer!(diag5, 243, "DIAG5");
[INFO] [stdout]     |     ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 235 |     gen_analyzer!(diag6, 729, "DIAG6");
[INFO] [stdout]     |     ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 236 |     gen_analyzer!(diag7, 2187, "DIAG7");
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 237 |     gen_analyzer!(diag8, 6561, "DIAG8");
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 238 |     gen_analyzer!(hor_vert2, 6561, "HOR_VERT2");
[INFO] [stdout]     |     ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 239 |     gen_analyzer!(hor_vert3, 6561, "HOR_VERT3");
[INFO] [stdout]     |     ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 240 |     gen_analyzer!(hor_vert4, 6561, "HOR_VERT4");
[INFO] [stdout]     |     ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 241 |     gen_analyzer!(edge2x, 59049, "EDGE2X");
[INFO] [stdout]     |     -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 242 |     gen_analyzer!(corner2x5, 59049, "CORNER2X5");
[INFO] [stdout]     |     -------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 243 |     gen_analyzer!(corner3x3, 19683, "CORNER3X3");
[INFO] [stdout]     |     -------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 244 |     gen_analyzer!(corner2x2, 81, "CORNER2X2");
[INFO] [stdout]     |     ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/interface/tcp_client.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let mut ret: Result<client::Command, String>;
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/player/learning/analysis.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn new(mut reader: BufReader<File>, output_dir: &'a str) -> Analyzer {
[INFO] [stdout]    |            ----^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_valid` is never used
[INFO] [stdout]    --> src/board.rs:401:8
[INFO] [stdout]     |
[INFO] [stdout] 142 | impl Board {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 401 |     fn is_valid(&self, pos: &BitIndexable, player: Color) -> bool {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `proc_end` is never used
[INFO] [stdout]    --> src/interface/game.rs:163:8
[INFO] [stdout]     |
[INFO] [stdout] 25  | impl<T: client::Client, S: player::Player> Game<T, S> {
[INFO] [stdout]     | ----------------------------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `map1` is never used
[INFO] [stdout]   --> src/player/linear_evaluator.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | const map1: [[i64; 8]; 8] = [
[INFO] [stdout]    |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/interface/tcp_client.rs:84:17
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 self.writer.flush();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 let _ = self.writer.flush();
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `map1` should have an upper case name
[INFO] [stdout]   --> src/player/linear_evaluator.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | const map1: [[i64; 8]; 8] = [
[INFO] [stdout]    |       ^^^^ help: convert the identifier to upper case: `MAP1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `feature_functions` should have an upper case name
[INFO] [stdout]   --> src/player/linear_evaluator.rs:83:11
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub const feature_functions: [fn(board::Board) -> f32; 12] = [
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `FEATURE_FUNCTIONS`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `feature_names` should have an upper case name
[INFO] [stdout]   --> src/player/linear_evaluator.rs:87:11
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub const feature_names: [&str; 12] = [
[INFO] [stdout]    |           ^^^^^^^^^^^^^ help: convert the identifier to upper case: `FEATURE_NAMES`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/player/learning/analysis.rs:139:13
[INFO] [stdout]     |
[INFO] [stdout] 139 |             create_dir(path);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 139 |             let _ = create_dir(path);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/player/learning/analysis.rs:170:25
[INFO] [stdout]     |
[INFO] [stdout] 170 |                         write!(&mut writer, "{}", if his.result == MatchResult::Black{1}else{0});
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/player/learning/analysis.rs:173:29
[INFO] [stdout]     |
[INFO] [stdout] 173 | ...                   write!(&mut writer, ",{:.3}", item);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling client v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/player/learning/analysis.rs:175:25
[INFO] [stdout]     |
[INFO] [stdout] 175 |                         write!(&mut writer, "\n");
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 47 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/board.rs:246:28
[INFO] [stdout]     |
[INFO] [stdout] 246 |     pub fn flip(&self, p: &BitIndexable, player: Color) -> Board {
[INFO] [stdout]     |                            ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 246 |     pub fn flip(&self, p: &dyn BitIndexable, player: Color) -> Board {
[INFO] [stdout]     |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/board.rs:401:30
[INFO] [stdout]     |
[INFO] [stdout] 401 |     fn is_valid(&self, pos: &BitIndexable, player: Color) -> bool {
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 401 |     fn is_valid(&self, pos: &dyn BitIndexable, player: Color) -> bool {
[INFO] [stdout]     |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `scores`
[INFO] [stdout]   --> src/interface/game.rs:48:42
[INFO] [stdout]    |
[INFO] [stdout] 48 |                     client::Command::Bye(scores) => {
[INFO] [stdout]    |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_scores`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/interface/game.rs:52:58
[INFO] [stdout]    |
[INFO] [stdout] 52 |                     client::Command::Start(color, oname, t) => {
[INFO] [stdout]    |                                                          ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/interface/game.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     x => panic!("Invalid Command")
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/interface/game.rs:133:42
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/interface/game.rs:133:50
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                  ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]    --> src/interface/game.rs:133:53
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                     ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]    --> src/interface/game.rs:133:56
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                        ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/interface/game.rs:136:21
[INFO] [stdout]     |
[INFO] [stdout] 136 |                     x => panic!("Invalid Command")
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/interface/game.rs:153:42
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/interface/game.rs:153:50
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                  ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]    --> src/interface/game.rs:153:53
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                     ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]    --> src/interface/game.rs:153:56
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                        ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/interface/game.rs:156:21
[INFO] [stdout]     |
[INFO] [stdout] 156 |                     x => panic!("Invalid Command")
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/interface/game.rs:163:24
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/interface/game.rs:163:53
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |                                                     ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]    --> src/interface/game.rs:163:60
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |                                                            ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reason`
[INFO] [stdout]    --> src/interface/game.rs:163:67
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |                                                                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_reason`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `epoch` is assigned to, but never used
[INFO] [stdout]   --> src/player/learning/analysis.rs:78:21
[INFO] [stdout]    |
[INFO] [stdout] 78 |             let mut epoch = 0u8;
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_epoch` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/player/learning/analysis.rs:159:17
[INFO] [stdout]     |
[INFO] [stdout] 159 |             let x = 0..1;
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `epoch` is assigned to, but never used
[INFO] [stdout]    --> src/player/learning/analysis.rs:195:21
[INFO] [stdout]     |
[INFO] [stdout] 195 |             let mut epoch = 0u8;
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_epoch` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 233 |     gen_analyzer!(diag4, 81,  "DIAG4");
[INFO] [stdout]     |     ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 234 |     gen_analyzer!(diag5, 243, "DIAG5");
[INFO] [stdout]     |     ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 235 |     gen_analyzer!(diag6, 729, "DIAG6");
[INFO] [stdout]     |     ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 236 |     gen_analyzer!(diag7, 2187, "DIAG7");
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 237 |     gen_analyzer!(diag8, 6561, "DIAG8");
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 238 |     gen_analyzer!(hor_vert2, 6561, "HOR_VERT2");
[INFO] [stdout]     |     ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 239 |     gen_analyzer!(hor_vert3, 6561, "HOR_VERT3");
[INFO] [stdout]     |     ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 240 |     gen_analyzer!(hor_vert4, 6561, "HOR_VERT4");
[INFO] [stdout]     |     ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 241 |     gen_analyzer!(edge2x, 59049, "EDGE2X");
[INFO] [stdout]     |     -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 242 |     gen_analyzer!(corner2x5, 59049, "CORNER2X5");
[INFO] [stdout]     |     -------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 243 |     gen_analyzer!(corner3x3, 19683, "CORNER3X3");
[INFO] [stdout]     |     -------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 244 |     gen_analyzer!(corner2x2, 81, "CORNER2X2");
[INFO] [stdout]     |     ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/interface/tcp_client.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let mut ret: Result<client::Command, String>;
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/player/learning/analysis.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn new(mut reader: BufReader<File>, output_dir: &'a str) -> Analyzer {
[INFO] [stdout]    |            ----^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |         Ok(mut g) => g.main_loop(),
[INFO] [stdout]    |            ----^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_valid` is never used
[INFO] [stdout]    --> src/board.rs:401:8
[INFO] [stdout]     |
[INFO] [stdout] 142 | impl Board {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 401 |     fn is_valid(&self, pos: &BitIndexable, player: Color) -> bool {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `proc_end` is never used
[INFO] [stdout]    --> src/interface/game.rs:163:8
[INFO] [stdout]     |
[INFO] [stdout] 25  | impl<T: client::Client, S: player::Player> Game<T, S> {
[INFO] [stdout]     | ----------------------------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `map1` is never used
[INFO] [stdout]   --> src/player/linear_evaluator.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | const map1: [[i64; 8]; 8] = [
[INFO] [stdout]    |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | /     match game::Game::new(client, player, NAME) {
[INFO] [stdout] 36 | |         Ok(mut g) => g.main_loop(),
[INFO] [stdout] 37 | |         Err(s) => panic!("Fail: {}", s),
[INFO] [stdout] 38 | |     };
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let _ = match game::Game::new(client, player, NAME) {
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/interface/tcp_client.rs:84:17
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 self.writer.flush();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 let _ = self.writer.flush();
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `map1` should have an upper case name
[INFO] [stdout]   --> src/player/linear_evaluator.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | const map1: [[i64; 8]; 8] = [
[INFO] [stdout]    |       ^^^^ help: convert the identifier to upper case: `MAP1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `feature_functions` should have an upper case name
[INFO] [stdout]   --> src/player/linear_evaluator.rs:83:11
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub const feature_functions: [fn(board::Board) -> f32; 12] = [
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `FEATURE_FUNCTIONS`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `feature_names` should have an upper case name
[INFO] [stdout]   --> src/player/linear_evaluator.rs:87:11
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub const feature_names: [&str; 12] = [
[INFO] [stdout]    |           ^^^^^^^^^^^^^ help: convert the identifier to upper case: `FEATURE_NAMES`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/player/learning/analysis.rs:139:13
[INFO] [stdout]     |
[INFO] [stdout] 139 |             create_dir(path);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 139 |             let _ = create_dir(path);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/player/learning/analysis.rs:170:25
[INFO] [stdout]     |
[INFO] [stdout] 170 |                         write!(&mut writer, "{}", if his.result == MatchResult::Black{1}else{0});
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/player/learning/analysis.rs:173:29
[INFO] [stdout]     |
[INFO] [stdout] 173 | ...                   write!(&mut writer, ",{:.3}", item);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/player/learning/analysis.rs:175:25
[INFO] [stdout]     |
[INFO] [stdout] 175 |                         write!(&mut writer, "\n");
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 49 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/board.rs:246:28
[INFO] [stdout]     |
[INFO] [stdout] 246 |     pub fn flip(&self, p: &BitIndexable, player: Color) -> Board {
[INFO] [stdout]     |                            ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 246 |     pub fn flip(&self, p: &dyn BitIndexable, player: Color) -> Board {
[INFO] [stdout]     |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/board.rs:401:30
[INFO] [stdout]     |
[INFO] [stdout] 401 |     fn is_valid(&self, pos: &BitIndexable, player: Color) -> bool {
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 401 |     fn is_valid(&self, pos: &dyn BitIndexable, player: Color) -> bool {
[INFO] [stdout]     |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `scores`
[INFO] [stdout]   --> src/interface/game.rs:48:42
[INFO] [stdout]    |
[INFO] [stdout] 48 |                     client::Command::Bye(scores) => {
[INFO] [stdout]    |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_scores`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/interface/game.rs:52:58
[INFO] [stdout]    |
[INFO] [stdout] 52 |                     client::Command::Start(color, oname, t) => {
[INFO] [stdout]    |                                                          ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/interface/game.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     x => panic!("Invalid Command")
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/interface/game.rs:133:42
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/interface/game.rs:133:50
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                  ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]    --> src/interface/game.rs:133:53
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                     ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]    --> src/interface/game.rs:133:56
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                        ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/interface/game.rs:136:21
[INFO] [stdout]     |
[INFO] [stdout] 136 |                     x => panic!("Invalid Command")
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/interface/game.rs:153:42
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/interface/game.rs:153:50
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                  ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]    --> src/interface/game.rs:153:53
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                     ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]    --> src/interface/game.rs:153:56
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                        ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/interface/game.rs:156:21
[INFO] [stdout]     |
[INFO] [stdout] 156 |                     x => panic!("Invalid Command")
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/interface/game.rs:163:24
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/interface/game.rs:163:53
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |                                                     ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]    --> src/interface/game.rs:163:60
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |                                                            ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reason`
[INFO] [stdout]    --> src/interface/game.rs:163:67
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |                                                                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_reason`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `epoch` is assigned to, but never used
[INFO] [stdout]   --> src/player/learning/analysis.rs:78:21
[INFO] [stdout]    |
[INFO] [stdout] 78 |             let mut epoch = 0u8;
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_epoch` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/player/learning/analysis.rs:159:17
[INFO] [stdout]     |
[INFO] [stdout] 159 |             let x = 0..1;
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `epoch` is assigned to, but never used
[INFO] [stdout]    --> src/player/learning/analysis.rs:195:21
[INFO] [stdout]     |
[INFO] [stdout] 195 |             let mut epoch = 0u8;
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_epoch` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 233 |     gen_analyzer!(diag4, 81,  "DIAG4");
[INFO] [stdout]     |     ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 234 |     gen_analyzer!(diag5, 243, "DIAG5");
[INFO] [stdout]     |     ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 235 |     gen_analyzer!(diag6, 729, "DIAG6");
[INFO] [stdout]     |     ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 236 |     gen_analyzer!(diag7, 2187, "DIAG7");
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 237 |     gen_analyzer!(diag8, 6561, "DIAG8");
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 238 |     gen_analyzer!(hor_vert2, 6561, "HOR_VERT2");
[INFO] [stdout]     |     ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 239 |     gen_analyzer!(hor_vert3, 6561, "HOR_VERT3");
[INFO] [stdout]     |     ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 240 |     gen_analyzer!(hor_vert4, 6561, "HOR_VERT4");
[INFO] [stdout]     |     ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 241 |     gen_analyzer!(edge2x, 59049, "EDGE2X");
[INFO] [stdout]     |     -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 242 |     gen_analyzer!(corner2x5, 59049, "CORNER2X5");
[INFO] [stdout]     |     -------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 243 |     gen_analyzer!(corner3x3, 19683, "CORNER3X3");
[INFO] [stdout]     |     -------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 244 |     gen_analyzer!(corner2x2, 81, "CORNER2X2");
[INFO] [stdout]     |     ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/interface/tcp_client.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let mut ret: Result<client::Command, String>;
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/player/learning/analysis.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn new(mut reader: BufReader<File>, output_dir: &'a str) -> Analyzer {
[INFO] [stdout]    |            ----^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_valid` is never used
[INFO] [stdout]    --> src/board.rs:401:8
[INFO] [stdout]     |
[INFO] [stdout] 142 | impl Board {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 401 |     fn is_valid(&self, pos: &BitIndexable, player: Color) -> bool {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `proc_end` is never used
[INFO] [stdout]    --> src/interface/game.rs:163:8
[INFO] [stdout]     |
[INFO] [stdout] 25  | impl<T: client::Client, S: player::Player> Game<T, S> {
[INFO] [stdout]     | ----------------------------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `map1` is never used
[INFO] [stdout]   --> src/player/linear_evaluator.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | const map1: [[i64; 8]; 8] = [
[INFO] [stdout]    |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `filename` should have an upper case name
[INFO] [stdout]   --> src/analysis.rs:19:7
[INFO] [stdout]    |
[INFO] [stdout] 19 | const filename: &str = "data/data";
[INFO] [stdout]    |       ^^^^^^^^ help: convert the identifier to upper case: `FILENAME`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `output_dir` should have an upper case name
[INFO] [stdout]   --> src/analysis.rs:20:7
[INFO] [stdout]    |
[INFO] [stdout] 20 | const output_dir: &str = "output/";
[INFO] [stdout]    |       ^^^^^^^^^^ help: convert the identifier to upper case: `OUTPUT_DIR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/interface/tcp_client.rs:84:17
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 self.writer.flush();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 let _ = self.writer.flush();
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `map1` should have an upper case name
[INFO] [stdout]   --> src/player/linear_evaluator.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | const map1: [[i64; 8]; 8] = [
[INFO] [stdout]    |       ^^^^ help: convert the identifier to upper case: `MAP1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `feature_functions` should have an upper case name
[INFO] [stdout]   --> src/player/linear_evaluator.rs:83:11
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub const feature_functions: [fn(board::Board) -> f32; 12] = [
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `FEATURE_FUNCTIONS`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `feature_names` should have an upper case name
[INFO] [stdout]   --> src/player/linear_evaluator.rs:87:11
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub const feature_names: [&str; 12] = [
[INFO] [stdout]    |           ^^^^^^^^^^^^^ help: convert the identifier to upper case: `FEATURE_NAMES`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/player/learning/analysis.rs:139:13
[INFO] [stdout]     |
[INFO] [stdout] 139 |             create_dir(path);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 139 |             let _ = create_dir(path);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/player/learning/analysis.rs:170:25
[INFO] [stdout]     |
[INFO] [stdout] 170 |                         write!(&mut writer, "{}", if his.result == MatchResult::Black{1}else{0});
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/player/learning/analysis.rs:173:29
[INFO] [stdout]     |
[INFO] [stdout] 173 | ...                   write!(&mut writer, ",{:.3}", item);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/player/learning/analysis.rs:175:25
[INFO] [stdout]     |
[INFO] [stdout] 175 |                         write!(&mut writer, "\n");
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 49 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> tests/board.rs:113:13
[INFO] [stdout]     |
[INFO] [stdout] 113 |             ;
[INFO] [stdout]     |             ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/board.rs:246:28
[INFO] [stdout]     |
[INFO] [stdout] 246 |     pub fn flip(&self, p: &BitIndexable, player: Color) -> Board {
[INFO] [stdout]     |                            ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 246 |     pub fn flip(&self, p: &dyn BitIndexable, player: Color) -> Board {
[INFO] [stdout]     |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/board.rs:401:30
[INFO] [stdout]     |
[INFO] [stdout] 401 |     fn is_valid(&self, pos: &BitIndexable, player: Color) -> bool {
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 401 |     fn is_valid(&self, pos: &dyn BitIndexable, player: Color) -> bool {
[INFO] [stdout]     |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/board.rs:246:28
[INFO] [stdout]     |
[INFO] [stdout] 246 |     pub fn flip(&self, p: &BitIndexable, player: Color) -> Board {
[INFO] [stdout]     |                            ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 246 |     pub fn flip(&self, p: &dyn BitIndexable, player: Color) -> Board {
[INFO] [stdout]     |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/board.rs:401:30
[INFO] [stdout]     |
[INFO] [stdout] 401 |     fn is_valid(&self, pos: &BitIndexable, player: Color) -> bool {
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 401 |     fn is_valid(&self, pos: &dyn BitIndexable, player: Color) -> bool {
[INFO] [stdout]     |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/board.rs:246:28
[INFO] [stdout]     |
[INFO] [stdout] 246 |     pub fn flip(&self, p: &BitIndexable, player: Color) -> Board {
[INFO] [stdout]     |                            ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 246 |     pub fn flip(&self, p: &dyn BitIndexable, player: Color) -> Board {
[INFO] [stdout]     |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/board.rs:401:30
[INFO] [stdout]     |
[INFO] [stdout] 401 |     fn is_valid(&self, pos: &BitIndexable, player: Color) -> bool {
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 401 |     fn is_valid(&self, pos: &dyn BitIndexable, player: Color) -> bool {
[INFO] [stdout]     |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/interface/parser.rs:184:34
[INFO] [stdout]     |
[INFO] [stdout] 184 |                 (x, Command::Bye(v)) => { panic!("hoge={}", x); }
[INFO] [stdout]     |                                  ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `scores`
[INFO] [stdout]   --> src/interface/game.rs:48:42
[INFO] [stdout]    |
[INFO] [stdout] 48 |                     client::Command::Bye(scores) => {
[INFO] [stdout]    |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_scores`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/interface/game.rs:52:58
[INFO] [stdout]    |
[INFO] [stdout] 52 |                     client::Command::Start(color, oname, t) => {
[INFO] [stdout]    |                                                          ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/interface/game.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     x => panic!("Invalid Command")
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/interface/game.rs:133:42
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/interface/game.rs:133:50
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                  ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]    --> src/interface/game.rs:133:53
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                     ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]    --> src/interface/game.rs:133:56
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                        ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/interface/game.rs:136:21
[INFO] [stdout]     |
[INFO] [stdout] 136 |                     x => panic!("Invalid Command")
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/interface/game.rs:153:42
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/interface/game.rs:153:50
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                  ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]    --> src/interface/game.rs:153:53
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                     ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]    --> src/interface/game.rs:153:56
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                        ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/interface/game.rs:156:21
[INFO] [stdout]     |
[INFO] [stdout] 156 |                     x => panic!("Invalid Command")
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/interface/game.rs:163:24
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/interface/game.rs:163:53
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |                                                     ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]    --> src/interface/game.rs:163:60
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |                                                            ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reason`
[INFO] [stdout]    --> src/interface/game.rs:163:67
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |                                                                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_reason`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `epoch` is assigned to, but never used
[INFO] [stdout]   --> src/player/learning/analysis.rs:78:21
[INFO] [stdout]    |
[INFO] [stdout] 78 |             let mut epoch = 0u8;
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_epoch` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/player/learning/analysis.rs:159:17
[INFO] [stdout]     |
[INFO] [stdout] 159 |             let x = 0..1;
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `epoch` is assigned to, but never used
[INFO] [stdout]    --> src/player/learning/analysis.rs:195:21
[INFO] [stdout]     |
[INFO] [stdout] 195 |             let mut epoch = 0u8;
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_epoch` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 233 |     gen_analyzer!(diag4, 81,  "DIAG4");
[INFO] [stdout]     |     ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 234 |     gen_analyzer!(diag5, 243, "DIAG5");
[INFO] [stdout]     |     ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 235 |     gen_analyzer!(diag6, 729, "DIAG6");
[INFO] [stdout]     |     ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 236 |     gen_analyzer!(diag7, 2187, "DIAG7");
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 237 |     gen_analyzer!(diag8, 6561, "DIAG8");
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 238 |     gen_analyzer!(hor_vert2, 6561, "HOR_VERT2");
[INFO] [stdout]     |     ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 239 |     gen_analyzer!(hor_vert3, 6561, "HOR_VERT3");
[INFO] [stdout]     |     ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 240 |     gen_analyzer!(hor_vert4, 6561, "HOR_VERT4");
[INFO] [stdout]     |     ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 241 |     gen_analyzer!(edge2x, 59049, "EDGE2X");
[INFO] [stdout]     |     -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 242 |     gen_analyzer!(corner2x5, 59049, "CORNER2X5");
[INFO] [stdout]     |     -------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 243 |     gen_analyzer!(corner3x3, 19683, "CORNER3X3");
[INFO] [stdout]     |     -------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 244 |     gen_analyzer!(corner2x2, 81, "CORNER2X2");
[INFO] [stdout]     |     ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/interface/tcp_client.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let mut ret: Result<client::Command, String>;
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/interface/parser.rs:184:34
[INFO] [stdout]     |
[INFO] [stdout] 184 |                 (x, Command::Bye(v)) => { panic!("hoge={}", x); }
[INFO] [stdout]     |                                  ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `scores`
[INFO] [stdout]   --> src/interface/game.rs:48:42
[INFO] [stdout]    |
[INFO] [stdout] 48 |                     client::Command::Bye(scores) => {
[INFO] [stdout]    |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_scores`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/interface/game.rs:52:58
[INFO] [stdout]    |
[INFO] [stdout] 52 |                     client::Command::Start(color, oname, t) => {
[INFO] [stdout]    |                                                          ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/interface/game.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     x => panic!("Invalid Command")
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/interface/game.rs:133:42
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/interface/game.rs:133:50
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                  ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]    --> src/interface/game.rs:133:53
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                     ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]    --> src/interface/game.rs:133:56
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                        ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/interface/game.rs:136:21
[INFO] [stdout]     |
[INFO] [stdout] 136 |                     x => panic!("Invalid Command")
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/interface/game.rs:153:42
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/interface/game.rs:153:50
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                  ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]    --> src/interface/game.rs:153:53
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                     ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]    --> src/interface/game.rs:153:56
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                        ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/interface/game.rs:156:21
[INFO] [stdout]     |
[INFO] [stdout] 156 |                     x => panic!("Invalid Command")
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/interface/game.rs:163:24
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/interface/game.rs:163:53
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |                                                     ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]    --> src/interface/game.rs:163:60
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |                                                            ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reason`
[INFO] [stdout]    --> src/interface/game.rs:163:67
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |                                                                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_reason`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `epoch` is assigned to, but never used
[INFO] [stdout]   --> src/player/learning/analysis.rs:78:21
[INFO] [stdout]    |
[INFO] [stdout] 78 |             let mut epoch = 0u8;
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_epoch` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/player/learning/analysis.rs:159:17
[INFO] [stdout]     |
[INFO] [stdout] 159 |             let x = 0..1;
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `epoch` is assigned to, but never used
[INFO] [stdout]    --> src/player/learning/analysis.rs:195:21
[INFO] [stdout]     |
[INFO] [stdout] 195 |             let mut epoch = 0u8;
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_epoch` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 233 |     gen_analyzer!(diag4, 81,  "DIAG4");
[INFO] [stdout]     |     ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 234 |     gen_analyzer!(diag5, 243, "DIAG5");
[INFO] [stdout]     |     ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 235 |     gen_analyzer!(diag6, 729, "DIAG6");
[INFO] [stdout]     |     ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 236 |     gen_analyzer!(diag7, 2187, "DIAG7");
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 237 |     gen_analyzer!(diag8, 6561, "DIAG8");
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 238 |     gen_analyzer!(hor_vert2, 6561, "HOR_VERT2");
[INFO] [stdout]     |     ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 239 |     gen_analyzer!(hor_vert3, 6561, "HOR_VERT3");
[INFO] [stdout]     |     ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 240 |     gen_analyzer!(hor_vert4, 6561, "HOR_VERT4");
[INFO] [stdout]     |     ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 241 |     gen_analyzer!(edge2x, 59049, "EDGE2X");
[INFO] [stdout]     |     -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 242 |     gen_analyzer!(corner2x5, 59049, "CORNER2X5");
[INFO] [stdout]     |     -------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 243 |     gen_analyzer!(corner3x3, 19683, "CORNER3X3");
[INFO] [stdout]     |     -------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 244 |     gen_analyzer!(corner2x2, 81, "CORNER2X2");
[INFO] [stdout]     |     ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/interface/parser.rs:184:34
[INFO] [stdout]     |
[INFO] [stdout] 184 |                 (x, Command::Bye(v)) => { panic!("hoge={}", x); }
[INFO] [stdout]     |                                  ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `scores`
[INFO] [stdout]   --> src/interface/game.rs:48:42
[INFO] [stdout]    |
[INFO] [stdout] 48 |                     client::Command::Bye(scores) => {
[INFO] [stdout]    |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_scores`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/interface/game.rs:52:58
[INFO] [stdout]    |
[INFO] [stdout] 52 |                     client::Command::Start(color, oname, t) => {
[INFO] [stdout]    |                                                          ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/interface/game.rs:67:21
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     x => panic!("Invalid Command")
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/interface/game.rs:133:42
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/interface/game.rs:133:50
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                  ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]    --> src/interface/game.rs:133:53
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                     ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]    --> src/interface/game.rs:133:56
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                        ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/interface/game.rs:136:21
[INFO] [stdout]     |
[INFO] [stdout] 136 |                     x => panic!("Invalid Command")
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/interface/game.rs:153:42
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/interface/game.rs:153:50
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                  ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]    --> src/interface/game.rs:153:53
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                     ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]    --> src/interface/game.rs:153:56
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     client::Command::End(result, n, m, r) => {
[INFO] [stdout]     |                                                        ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/interface/game.rs:156:21
[INFO] [stdout]     |
[INFO] [stdout] 156 |                     x => panic!("Invalid Command")
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/interface/game.rs:163:24
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/interface/game.rs:163:53
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |                                                     ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]    --> src/interface/game.rs:163:60
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |                                                            ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reason`
[INFO] [stdout]    --> src/interface/game.rs:163:67
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |                                                                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_reason`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `epoch` is assigned to, but never used
[INFO] [stdout]   --> src/player/learning/analysis.rs:78:21
[INFO] [stdout]    |
[INFO] [stdout] 78 |             let mut epoch = 0u8;
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_epoch` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/player/learning/analysis.rs:159:17
[INFO] [stdout]     |
[INFO] [stdout] 159 |             let x = 0..1;
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `epoch` is assigned to, but never used
[INFO] [stdout]    --> src/player/learning/analysis.rs:195:21
[INFO] [stdout]     |
[INFO] [stdout] 195 |             let mut epoch = 0u8;
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_epoch` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 233 |     gen_analyzer!(diag4, 81,  "DIAG4");
[INFO] [stdout]     |     ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 234 |     gen_analyzer!(diag5, 243, "DIAG5");
[INFO] [stdout]     |     ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 235 |     gen_analyzer!(diag6, 729, "DIAG6");
[INFO] [stdout]     |     ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 236 |     gen_analyzer!(diag7, 2187, "DIAG7");
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 237 |     gen_analyzer!(diag8, 6561, "DIAG8");
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 238 |     gen_analyzer!(hor_vert2, 6561, "HOR_VERT2");
[INFO] [stdout]     |     ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 239 |     gen_analyzer!(hor_vert3, 6561, "HOR_VERT3");
[INFO] [stdout]     |     ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 240 |     gen_analyzer!(hor_vert4, 6561, "HOR_VERT4");
[INFO] [stdout]     |     ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 241 |     gen_analyzer!(edge2x, 59049, "EDGE2X");
[INFO] [stdout]     |     -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 242 |     gen_analyzer!(corner2x5, 59049, "CORNER2X5");
[INFO] [stdout]     |     -------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 243 |     gen_analyzer!(corner3x3, 19683, "CORNER3X3");
[INFO] [stdout]     |     -------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/player/learning/analysis.rs:25:17
[INFO] [stdout]     |
[INFO] [stdout] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] ...
[INFO] [stdout] 244 |     gen_analyzer!(corner2x2, 81, "CORNER2X2");
[INFO] [stdout]     |     ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/interface/tcp_client.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let mut ret: Result<client::Command, String>;
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/interface/tcp_client.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let mut ret: Result<client::Command, String>;
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/player/learning/analysis.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn new(mut reader: BufReader<File>, output_dir: &'a str) -> Analyzer {
[INFO] [stdout]    |            ----^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/player/learning/analysis.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn new(mut reader: BufReader<File>, output_dir: &'a str) -> Analyzer {
[INFO] [stdout]    |            ----^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/player/learning/analysis.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn new(mut reader: BufReader<File>, output_dir: &'a str) -> Analyzer {
[INFO] [stdout]    |            ----^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_valid` is never used
[INFO] [stdout]    --> src/board.rs:401:8
[INFO] [stdout]     |
[INFO] [stdout] 142 | impl Board {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 401 |     fn is_valid(&self, pos: &BitIndexable, player: Color) -> bool {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `proc_end` is never used
[INFO] [stdout]    --> src/interface/game.rs:163:8
[INFO] [stdout]     |
[INFO] [stdout] 25  | impl<T: client::Client, S: player::Player> Game<T, S> {
[INFO] [stdout]     | ----------------------------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `map1` is never used
[INFO] [stdout]   --> src/player/linear_evaluator.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | const map1: [[i64; 8]; 8] = [
[INFO] [stdout]    |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/interface/tcp_client.rs:84:17
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 self.writer.flush();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 let _ = self.writer.flush();
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `map1` should have an upper case name
[INFO] [stdout]   --> src/player/linear_evaluator.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | const map1: [[i64; 8]; 8] = [
[INFO] [stdout]    |       ^^^^ help: convert the identifier to upper case: `MAP1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `feature_functions` should have an upper case name
[INFO] [stdout]   --> src/player/linear_evaluator.rs:83:11
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub const feature_functions: [fn(board::Board) -> f32; 12] = [
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `FEATURE_FUNCTIONS`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `feature_names` should have an upper case name
[INFO] [stdout]   --> src/player/linear_evaluator.rs:87:11
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub const feature_names: [&str; 12] = [
[INFO] [stdout]    |           ^^^^^^^^^^^^^ help: convert the identifier to upper case: `FEATURE_NAMES`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/player/learning/analysis.rs:139:13
[INFO] [stdout]     |
[INFO] [stdout] 139 |             create_dir(path);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 139 |             let _ = create_dir(path);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/player/learning/analysis.rs:170:25
[INFO] [stdout]     |
[INFO] [stdout] 170 |                         write!(&mut writer, "{}", if his.result == MatchResult::Black{1}else{0});
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/player/learning/analysis.rs:173:29
[INFO] [stdout]     |
[INFO] [stdout] 173 | ...                   write!(&mut writer, ",{:.3}", item);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/player/learning/analysis.rs:175:25
[INFO] [stdout]     |
[INFO] [stdout] 175 |                         write!(&mut writer, "\n");
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_valid` is never used
[INFO] [stdout]    --> src/board.rs:401:8
[INFO] [stdout]     |
[INFO] [stdout] 142 | impl Board {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 401 |     fn is_valid(&self, pos: &BitIndexable, player: Color) -> bool {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `proc_end` is never used
[INFO] [stdout]    --> src/interface/game.rs:163:8
[INFO] [stdout]     |
[INFO] [stdout] 25  | impl<T: client::Client, S: player::Player> Game<T, S> {
[INFO] [stdout]     | ----------------------------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `map1` is never used
[INFO] [stdout]   --> src/player/linear_evaluator.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | const map1: [[i64; 8]; 8] = [
[INFO] [stdout]    |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |         Ok(mut g) => g.main_loop(),
[INFO] [stdout]    |            ----^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `filename` should have an upper case name
[INFO] [stdout]   --> src/analysis.rs:19:7
[INFO] [stdout]    |
[INFO] [stdout] 19 | const filename: &str = "data/data";
[INFO] [stdout]    |       ^^^^^^^^ help: convert the identifier to upper case: `FILENAME`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `output_dir` should have an upper case name
[INFO] [stdout]   --> src/analysis.rs:20:7
[INFO] [stdout]    |
[INFO] [stdout] 20 | const output_dir: &str = "output/";
[INFO] [stdout]    |       ^^^^^^^^^^ help: convert the identifier to upper case: `OUTPUT_DIR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/interface/tcp_client.rs:84:17
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 self.writer.flush();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 let _ = self.writer.flush();
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `map1` should have an upper case name
[INFO] [stdout]   --> src/player/linear_evaluator.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | const map1: [[i64; 8]; 8] = [
[INFO] [stdout]    |       ^^^^ help: convert the identifier to upper case: `MAP1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_valid` is never used
[INFO] [stdout]    --> src/board.rs:401:8
[INFO] [stdout]     |
[INFO] [stdout] 142 | impl Board {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 401 |     fn is_valid(&self, pos: &BitIndexable, player: Color) -> bool {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `proc_end` is never used
[INFO] [stdout]    --> src/interface/game.rs:163:8
[INFO] [stdout]     |
[INFO] [stdout] 25  | impl<T: client::Client, S: player::Player> Game<T, S> {
[INFO] [stdout]     | ----------------------------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `feature_functions` should have an upper case name
[INFO] [stdout]   --> src/player/linear_evaluator.rs:83:11
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub const feature_functions: [fn(board::Board) -> f32; 12] = [
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `FEATURE_FUNCTIONS`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `feature_names` should have an upper case name
[INFO] [stdout]   --> src/player/linear_evaluator.rs:87:11
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub const feature_names: [&str; 12] = [
[INFO] [stdout]    |           ^^^^^^^^^^^^^ help: convert the identifier to upper case: `FEATURE_NAMES`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `map1` is never used
[INFO] [stdout]   --> src/player/linear_evaluator.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | const map1: [[i64; 8]; 8] = [
[INFO] [stdout]    |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/player/learning/analysis.rs:139:13
[INFO] [stdout]     |
[INFO] [stdout] 139 |             create_dir(path);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 139 |             let _ = create_dir(path);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/player/learning/analysis.rs:170:25
[INFO] [stdout]     |
[INFO] [stdout] 170 |                         write!(&mut writer, "{}", if his.result == MatchResult::Black{1}else{0});
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/player/learning/analysis.rs:173:29
[INFO] [stdout]     |
[INFO] [stdout] 173 | ...                   write!(&mut writer, ",{:.3}", item);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/player/learning/analysis.rs:175:25
[INFO] [stdout]     |
[INFO] [stdout] 175 |                         write!(&mut writer, "\n");
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | /     match game::Game::new(client, player, NAME) {
[INFO] [stdout] 36 | |         Ok(mut g) => g.main_loop(),
[INFO] [stdout] 37 | |         Err(s) => panic!("Fail: {}", s),
[INFO] [stdout] 38 | |     };
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let _ = match game::Game::new(client, player, NAME) {
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/interface/tcp_client.rs:84:17
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 self.writer.flush();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 let _ = self.writer.flush();
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `map1` should have an upper case name
[INFO] [stdout]   --> src/player/linear_evaluator.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | const map1: [[i64; 8]; 8] = [
[INFO] [stdout]    |       ^^^^ help: convert the identifier to upper case: `MAP1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `feature_functions` should have an upper case name
[INFO] [stdout]   --> src/player/linear_evaluator.rs:83:11
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub const feature_functions: [fn(board::Board) -> f32; 12] = [
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `FEATURE_FUNCTIONS`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `feature_names` should have an upper case name
[INFO] [stdout]   --> src/player/linear_evaluator.rs:87:11
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub const feature_names: [&str; 12] = [
[INFO] [stdout]    |           ^^^^^^^^^^^^^ help: convert the identifier to upper case: `FEATURE_NAMES`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/player/learning/analysis.rs:139:13
[INFO] [stdout]     |
[INFO] [stdout] 139 |             create_dir(path);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 139 |             let _ = create_dir(path);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/player/learning/analysis.rs:170:25
[INFO] [stdout]     |
[INFO] [stdout] 170 |                         write!(&mut writer, "{}", if his.result == MatchResult::Black{1}else{0});
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/player/learning/analysis.rs:173:29
[INFO] [stdout]     |
[INFO] [stdout] 173 | ...                   write!(&mut writer, ",{:.3}", item);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/player/learning/analysis.rs:175:25
[INFO] [stdout]     |
[INFO] [stdout] 175 |                         write!(&mut writer, "\n");
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 48 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 50 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 50 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.37s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.0.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "e7aaee365de473a7d9873913a2c9a11448e572a2d760af63f9ca878471736676", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7aaee365de473a7d9873913a2c9a11448e572a2d760af63f9ca878471736676", kill_on_drop: false }`
[INFO] [stdout] e7aaee365de473a7d9873913a2c9a11448e572a2d760af63f9ca878471736676
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bb3d678392b841f3f2304bab91503b24d5a12d98e41e4a7fa271cbda5acda73f
[INFO] running `Command { std: "docker" "start" "-a" "bb3d678392b841f3f2304bab91503b24d5a12d98e41e4a7fa271cbda5acda73f", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/board.rs:246:28
[INFO] [stderr]     |
[INFO] [stderr] 246 |     pub fn flip(&self, p: &BitIndexable, player: Color) -> Board {
[INFO] [stderr]     |                            ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 246 |     pub fn flip(&self, p: &dyn BitIndexable, player: Color) -> Board {
[INFO] [stderr]     |                            +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/board.rs:401:30
[INFO] [stderr]     |
[INFO] [stderr] 401 |     fn is_valid(&self, pos: &BitIndexable, player: Color) -> bool {
[INFO] [stderr]     |                              ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 401 |     fn is_valid(&self, pos: &dyn BitIndexable, player: Color) -> bool {
[INFO] [stderr]     |                              +++
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `scores`
[INFO] [stderr]   --> src/interface/game.rs:48:42
[INFO] [stderr]    |
[INFO] [stderr] 48 |                     client::Command::Bye(scores) => {
[INFO] [stderr]    |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_scores`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]   --> src/interface/game.rs:52:58
[INFO] [stderr]    |
[INFO] [stderr] 52 |                     client::Command::Start(color, oname, t) => {
[INFO] [stderr]    |                                                          ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/interface/game.rs:67:21
[INFO] [stderr]    |
[INFO] [stderr] 67 |                     x => panic!("Invalid Command")
[INFO] [stderr]    |                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `result`
[INFO] [stderr]    --> src/interface/game.rs:133:42
[INFO] [stderr]     |
[INFO] [stderr] 133 |                     client::Command::End(result, n, m, r) => {
[INFO] [stderr]     |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]    --> src/interface/game.rs:133:50
[INFO] [stderr]     |
[INFO] [stderr] 133 |                     client::Command::End(result, n, m, r) => {
[INFO] [stderr]     |                                                  ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `m`
[INFO] [stderr]    --> src/interface/game.rs:133:53
[INFO] [stderr]     |
[INFO] [stderr] 133 |                     client::Command::End(result, n, m, r) => {
[INFO] [stderr]     |                                                     ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]    --> src/interface/game.rs:133:56
[INFO] [stderr]     |
[INFO] [stderr] 133 |                     client::Command::End(result, n, m, r) => {
[INFO] [stderr]     |                                                        ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]    --> src/interface/game.rs:136:21
[INFO] [stderr]     |
[INFO] [stderr] 136 |                     x => panic!("Invalid Command")
[INFO] [stderr]     |                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `result`
[INFO] [stderr]    --> src/interface/game.rs:153:42
[INFO] [stderr]     |
[INFO] [stderr] 153 |                     client::Command::End(result, n, m, r) => {
[INFO] [stderr]     |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]    --> src/interface/game.rs:153:50
[INFO] [stderr]     |
[INFO] [stderr] 153 |                     client::Command::End(result, n, m, r) => {
[INFO] [stderr]     |                                                  ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `m`
[INFO] [stderr]    --> src/interface/game.rs:153:53
[INFO] [stderr]     |
[INFO] [stderr] 153 |                     client::Command::End(result, n, m, r) => {
[INFO] [stderr]     |                                                     ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]    --> src/interface/game.rs:153:56
[INFO] [stderr]     |
[INFO] [stderr] 153 |                     client::Command::End(result, n, m, r) => {
[INFO] [stderr]     |                                                        ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]    --> src/interface/game.rs:156:21
[INFO] [stderr]     |
[INFO] [stderr] 156 |                     x => panic!("Invalid Command")
[INFO] [stderr]     |                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `result`
[INFO] [stderr]    --> src/interface/game.rs:163:24
[INFO] [stderr]     |
[INFO] [stderr] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stderr]     |                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]    --> src/interface/game.rs:163:53
[INFO] [stderr]     |
[INFO] [stderr] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stderr]     |                                                     ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `m`
[INFO] [stderr]    --> src/interface/game.rs:163:60
[INFO] [stderr]     |
[INFO] [stderr] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stderr]     |                                                            ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `reason`
[INFO] [stderr]    --> src/interface/game.rs:163:67
[INFO] [stderr]     |
[INFO] [stderr] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stderr]     |                                                                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_reason`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `epoch` is assigned to, but never used
[INFO] [stderr]   --> src/player/learning/analysis.rs:78:21
[INFO] [stderr]    |
[INFO] [stderr] 78 |             let mut epoch = 0u8;
[INFO] [stderr]    |                     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: consider using `_epoch` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]    --> src/player/learning/analysis.rs:159:17
[INFO] [stderr]     |
[INFO] [stderr] 159 |             let x = 0..1;
[INFO] [stderr]     |                 ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `epoch` is assigned to, but never used
[INFO] [stderr]    --> src/player/learning/analysis.rs:195:21
[INFO] [stderr]     |
[INFO] [stderr] 195 |             let mut epoch = 0u8;
[INFO] [stderr]     |                     ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: consider using `_epoch` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `board`
[INFO] [stderr]    --> src/player/learning/analysis.rs:25:17
[INFO] [stderr]     |
[INFO] [stderr] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stderr]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 233 |     gen_analyzer!(diag4, 81,  "DIAG4");
[INFO] [stderr]     |     ---------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `board`
[INFO] [stderr]    --> src/player/learning/analysis.rs:25:17
[INFO] [stderr]     |
[INFO] [stderr] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stderr]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 234 |     gen_analyzer!(diag5, 243, "DIAG5");
[INFO] [stderr]     |     ---------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `board`
[INFO] [stderr]    --> src/player/learning/analysis.rs:25:17
[INFO] [stderr]     |
[INFO] [stderr] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stderr]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 235 |     gen_analyzer!(diag6, 729, "DIAG6");
[INFO] [stderr]     |     ---------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `board`
[INFO] [stderr]    --> src/player/learning/analysis.rs:25:17
[INFO] [stderr]     |
[INFO] [stderr] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stderr]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 236 |     gen_analyzer!(diag7, 2187, "DIAG7");
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `board`
[INFO] [stderr]    --> src/player/learning/analysis.rs:25:17
[INFO] [stderr]     |
[INFO] [stderr] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stderr]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 237 |     gen_analyzer!(diag8, 6561, "DIAG8");
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `board`
[INFO] [stderr]    --> src/player/learning/analysis.rs:25:17
[INFO] [stderr]     |
[INFO] [stderr] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stderr]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 238 |     gen_analyzer!(hor_vert2, 6561, "HOR_VERT2");
[INFO] [stderr]     |     ------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `board`
[INFO] [stderr]    --> src/player/learning/analysis.rs:25:17
[INFO] [stderr]     |
[INFO] [stderr] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stderr]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 239 |     gen_analyzer!(hor_vert3, 6561, "HOR_VERT3");
[INFO] [stderr]     |     ------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `board`
[INFO] [stderr]    --> src/player/learning/analysis.rs:25:17
[INFO] [stderr]     |
[INFO] [stderr] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stderr]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 240 |     gen_analyzer!(hor_vert4, 6561, "HOR_VERT4");
[INFO] [stderr]     |     ------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `board`
[INFO] [stderr]    --> src/player/learning/analysis.rs:25:17
[INFO] [stderr]     |
[INFO] [stderr] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stderr]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 241 |     gen_analyzer!(edge2x, 59049, "EDGE2X");
[INFO] [stderr]     |     -------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `board`
[INFO] [stderr]    --> src/player/learning/analysis.rs:25:17
[INFO] [stderr]     |
[INFO] [stderr] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stderr]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 242 |     gen_analyzer!(corner2x5, 59049, "CORNER2X5");
[INFO] [stderr]     |     -------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `board`
[INFO] [stderr]    --> src/player/learning/analysis.rs:25:17
[INFO] [stderr]     |
[INFO] [stderr] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stderr]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 243 |     gen_analyzer!(corner3x3, 19683, "CORNER3X3");
[INFO] [stderr]     |     -------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `board`
[INFO] [stderr]    --> src/player/learning/analysis.rs:25:17
[INFO] [stderr]     |
[INFO] [stderr] 25  |             let board = self.simulate(|board: board::Board, result: MatchResult, epoch: usize| {
[INFO] [stderr]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 244 |     gen_analyzer!(corner2x2, 81, "CORNER2X2");
[INFO] [stderr]     |     ----------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `gen_analyzer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/interface/tcp_client.rs:55:13
[INFO] [stderr]    |
[INFO] [stderr] 55 |         let mut ret: Result<client::Command, String>;
[INFO] [stderr]    |             ----^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/player/learning/analysis.rs:56:12
[INFO] [stderr]    |
[INFO] [stderr] 56 |     fn new(mut reader: BufReader<File>, output_dir: &'a str) -> Analyzer {
[INFO] [stderr]    |            ----^^^^^^
[INFO] [stderr]    |            |
[INFO] [stderr]    |            help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: method `is_valid` is never used
[INFO] [stderr]    --> src/board.rs:401:8
[INFO] [stderr]     |
[INFO] [stderr] 142 | impl Board {
[INFO] [stderr]     | ---------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 401 |     fn is_valid(&self, pos: &BitIndexable, player: Color) -> bool {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `proc_end` is never used
[INFO] [stderr]    --> src/interface/game.rs:163:8
[INFO] [stderr]     |
[INFO] [stderr] 25  | impl<T: client::Client, S: player::Player> Game<T, S> {
[INFO] [stderr]     | ----------------------------------------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 163 |     fn proc_end(&self, result: client::MatchResult, n: u8, m: u8, reason: String) {}
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `map1` is never used
[INFO] [stderr]   --> src/player/linear_evaluator.rs:16:7
[INFO] [stderr]    |
[INFO] [stderr] 16 | const map1: [[i64; 8]; 8] = [
[INFO] [stderr]    |       ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/interface/tcp_client.rs:84:17
[INFO] [stderr]    |
[INFO] [stderr] 84 |                 self.writer.flush();
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 84 |                 let _ = self.writer.flush();
[INFO] [stderr]    |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: constant `map1` should have an upper case name
[INFO] [stderr]   --> src/player/linear_evaluator.rs:16:7
[INFO] [stderr]    |
[INFO] [stderr] 16 | const map1: [[i64; 8]; 8] = [
[INFO] [stderr]    |       ^^^^ help: convert the identifier to upper case: `MAP1`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `feature_functions` should have an upper case name
[INFO] [stderr]   --> src/player/linear_evaluator.rs:83:11
[INFO] [stderr]    |
[INFO] [stderr] 83 | pub const feature_functions: [fn(board::Board) -> f32; 12] = [
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `FEATURE_FUNCTIONS`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `feature_names` should have an upper case name
[INFO] [stderr]   --> src/player/linear_evaluator.rs:87:11
[INFO] [stderr]    |
[INFO] [stderr] 87 | pub const feature_names: [&str; 12] = [
[INFO] [stderr]    |           ^^^^^^^^^^^^^ help: convert the identifier to upper case: `FEATURE_NAMES`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/player/learning/analysis.rs:139:13
[INFO] [stderr]     |
[INFO] [stderr] 139 |             create_dir(path);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 139 |             let _ = create_dir(path);
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/player/learning/analysis.rs:170:25
[INFO] [stderr]     |
[INFO] [stderr] 170 |                         write!(&mut writer, "{}", if his.result == MatchResult::Black{1}else{0});
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/player/learning/analysis.rs:173:29
[INFO] [stderr]     |
[INFO] [stderr] 173 | ...                   write!(&mut writer, ",{:.3}", item);
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/player/learning/analysis.rs:175:25
[INFO] [stderr]     |
[INFO] [stderr] 175 |                         write!(&mut writer, "\n");
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]    --> src/interface/parser.rs:184:34
[INFO] [stderr]     |
[INFO] [stderr] 184 |                 (x, Command::Bye(v)) => { panic!("hoge={}", x); }
[INFO] [stderr]     |                                  ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `scores`
[INFO] [stderr]   --> src/interface/game.rs:48:42
[INFO] [stderr]    |
[INFO] [stderr] 48 |                     client::Command::Bye(scores) => {
[INFO] [stderr]    |                                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_scores`
[INFO] [stderr] 
[INFO] [stderr] warning: `client` (lib) generated 47 warnings (run `cargo fix --lib -p client` to apply 34 suggestions)
[INFO] [stderr] warning: `client` (lib test) generated 48 warnings (46 duplicates) (run `cargo fix --lib -p client --tests` to apply 2 suggestions)
[INFO] [stderr] warning: constant `filename` should have an upper case name
[INFO] [stderr]   --> src/analysis.rs:19:7
[INFO] [stderr]    |
[INFO] [stderr] 19 | const filename: &str = "data/data";
[INFO] [stderr]    |       ^^^^^^^^ help: convert the identifier to upper case: `FILENAME`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `output_dir` should have an upper case name
[INFO] [stderr]   --> src/analysis.rs:20:7
[INFO] [stderr]    |
[INFO] [stderr] 20 | const output_dir: &str = "output/";
[INFO] [stderr]    |       ^^^^^^^^^^ help: convert the identifier to upper case: `OUTPUT_DIR`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `map1` should have an upper case name
[INFO] [stderr]   --> src/player/linear_evaluator.rs:16:7
[INFO] [stderr]    |
[INFO] [stderr] 16 | const map1: [[i64; 8]; 8] = [
[INFO] [stderr]    |       ^^^^ help: convert the identifier to upper case: `MAP1`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:36:12
[INFO] [stderr]    |
[INFO] [stderr] 36 |         Ok(mut g) => g.main_loop(),
[INFO] [stderr]    |            ----^
[INFO] [stderr]    |            |
[INFO] [stderr]    |            help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/main.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 | /     match game::Game::new(client, player, NAME) {
[INFO] [stderr] 36 | |         Ok(mut g) => g.main_loop(),
[INFO] [stderr] 37 | |         Err(s) => panic!("Fail: {}", s),
[INFO] [stderr] 38 | |     };
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 35 |     let _ = match game::Game::new(client, player, NAME) {
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/interface/tcp_client.rs:84:17
[INFO] [stderr]    |
[INFO] [stderr] 84 |                 self.writer.flush();
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 84 |                 let _ = self.writer.flush();
[INFO] [stderr]    |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> tests/board.rs:113:13
[INFO] [stderr]     |
[INFO] [stderr] 113 |             ;
[INFO] [stderr]     |             ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `client` (bin "analysis" test) generated 50 warnings (47 duplicates)
[INFO] [stderr] warning: `client` (bin "main") generated 49 warnings (46 duplicates) (run `cargo fix --bin "main"` to apply 1 suggestion)
[INFO] [stderr] warning: `client` (bin "analysis") generated 49 warnings (49 duplicates)
[INFO] [stderr] warning: `client` (test "board") generated 1 warning
[INFO] [stderr] warning: `client` (bin "main" test) generated 50 warnings (50 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.0.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/client-f720c03b90c4d622)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test interface::parser::test_ack_command ... ok
[INFO] [stdout] test interface::parser::test_bye_command ... ok
[INFO] [stdout] test interface::parser::test_end_command ... ok
[INFO] [stdout] test interface::parser::test_command_parser ... ok
[INFO] [stdout] test interface::parser::test_move_command ... ok
[INFO] [stdout] test interface::parser::test_open_command ... ok
[INFO] [stdout] test interface::parser::test_start_command ... ok
[INFO] [stdout] test player::learning::parser::tests::test_parse_csv_line ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- player::learning::parser::tests::test_parse_csv_line stdout ----
[INFO] [stdout] thread 'player::learning::parser::tests::test_parse_csv_line' panicked at 'attempt to add with overflow', src/board.rs:293:35
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55cedeea956a - std::backtrace_rs::backtrace::libunwind::trace::h2f05d0192276a8f6
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:     0x55cedeea956a - std::backtrace_rs::backtrace::trace_unsynchronized::hedc23dff7a1af150
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55cedeea956a - std::sys_common::backtrace::_print_fmt::h17541ef7592f3ce2
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:65:5
[INFO] [stdout]    3:     0x55cedeea956a - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h20f75df5ab0c0792
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55cedeecd4df - core::fmt::write::h78109e6f466b3af6
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/fmt/mod.rs:1254:17
[INFO] [stdout]    5:     0x55cedeea68b5 - std::io::Write::write_fmt::hd24bfb68a1b35a25
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/io/mod.rs:1698:15
[INFO] [stdout]    6:     0x55cedeea9335 - std::sys_common::backtrace::_print::h8dac57a9f8fbf9a5
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    7:     0x55cedeea9335 - std::sys_common::backtrace::print::hf9ecbf41d1aa712f
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    8:     0x55cedeeaafee - std::panicking::default_hook::{{closure}}::h04c07acfc84ca028
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:269:22
[INFO] [stdout]    9:     0x55cedeeaad21 - std::panicking::default_hook::h01f6bb23e1eceb2c
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:285:9
[INFO] [stdout]   10:     0x55cedee7830b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h87fe9f7b2fd49e4c
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1987:9
[INFO] [stdout]   11:     0x55cedee7830b - test::test_main::{{closure}}::he94d679243a7531b
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:134:21
[INFO] [stdout]   12:     0x55cedeeab6d4 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h3f2d6d8b14c4769f
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1987:9
[INFO] [stdout]   13:     0x55cedeeab6d4 - std::panicking::rust_panic_with_hook::h2bb3722bbaf2f6df
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:695:13
[INFO] [stdout]   14:     0x55cedeeab402 - std::panicking::begin_panic_handler::{{closure}}::h91bc7f36a4be011b
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:580:13
[INFO] [stdout]   15:     0x55cedeea99d6 - std::sys_common::backtrace::__rust_end_short_backtrace::h8b3d3717114f9e59
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:150:18
[INFO] [stdout]   16:     0x55cedeeab1a2 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:578:5
[INFO] [stdout]   17:     0x55cedee1eba3 - core::panicking::panic_fmt::hfd368e3fbdabea26
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panicking.rs:67:14
[INFO] [stdout]   18:     0x55cedee1ec3d - core::panicking::panic::h3f9042d09bd0bf2e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panicking.rs:117:5
[INFO] [stdout]   19:     0x55cedee3c51e - client::board::Board::gen_flip::h319f34d16d04fc42
[INFO] [stdout]                                at /opt/rustwide/workdir/src/board.rs:293:35
[INFO] [stdout]   20:     0x55cedee3ba3d - client::board::Board::flip::h1a5d72a71ae17576
[INFO] [stdout]                                at /opt/rustwide/workdir/src/board.rs:255:23
[INFO] [stdout]   21:     0x55cedee39761 - client::player::learning::parser::tests::test_parse_csv_line::hed0140419d816a09
[INFO] [stdout]                                at /opt/rustwide/workdir/src/player/learning/parser.rs:149:37
[INFO] [stdout]   22:     0x55cedee390f7 - client::player::learning::parser::tests::test_parse_csv_line::{{closure}}::h6ec5757ef7543dc0
[INFO] [stdout]                                at /opt/rustwide/workdir/src/player/learning/parser.rs:128:30
[INFO] [stdout]   23:     0x55cedee3a885 - core::ops::function::FnOnce::call_once::ha1f60190c64e91db
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x55cedee7d1df - core::ops::function::FnOnce::call_once::ha6a70e79f7481a7e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x55cedee7d1df - test::__rust_begin_short_backtrace::hce33033019b61e69
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:655:18
[INFO] [stdout]   26:     0x55cedee4a9cc - test::run_test::{{closure}}::h858d3528838ae3e5
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:646:30
[INFO] [stdout]   27:     0x55cedee4a9cc - core::ops::function::FnOnce::call_once{{vtable.shim}}::he8ac2b00f01ae79e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x55cedee7c2b6 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h8093d25b522725ef
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1973:9
[INFO] [stdout]   29:     0x55cedee7c2b6 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h5c334c204e4a3913
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   30:     0x55cedee7c2b6 - std::panicking::try::do_call::ha8b740c7b9478074
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:485:40
[INFO] [stdout]   31:     0x55cedee7c2b6 - std::panicking::try::h5d34f63d0e41b64e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:449:19
[INFO] [stdout]   32:     0x55cedee7c2b6 - std::panic::catch_unwind::hcfbb511e1aa7fc67
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panic.rs:140:14
[INFO] [stdout]   33:     0x55cedee7c2b6 - test::run_test_in_process::h9abda90f802eaf21
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:678:27
[INFO] [stdout]   34:     0x55cedee7c2b6 - test::run_test::run_test_inner::{{closure}}::h0f058de91f6c6edf
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:572:39
[INFO] [stdout]   35:     0x55cedee451d5 - test::run_test::run_test_inner::{{closure}}::h5ca48a4c59c6c1fb
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:599:37
[INFO] [stdout]   36:     0x55cedee451d5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h32bd51e1495d4a33
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:134:18
[INFO] [stdout]   37:     0x55cedee4a711 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hc086fae9b128b2db
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/thread/mod.rs:526:17
[INFO] [stdout]   38:     0x55cedee4a711 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb66571888d270d43
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   39:     0x55cedee4a711 - std::panicking::try::do_call::h4fa2ef4f6e51fecf
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:485:40
[INFO] [stdout]   40:     0x55cedee4a711 - std::panicking::try::h1e9e22b8584489b5
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:449:19
[INFO] [stdout]   41:     0x55cedee4a711 - std::panic::catch_unwind::h44698a3de0e0769e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panic.rs:140:14
[INFO] [stdout]   42:     0x55cedee4a711 - std::thread::Builder::spawn_unchecked_::{{closure}}::h50153abde3fe239e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/thread/mod.rs:525:30
[INFO] [stdout]   43:     0x55cedee4a711 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hbe5bbf6f38394364
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   44:     0x55cedeeafba5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h0d83cb2920a49046
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1973:9
[INFO] [stdout]   45:     0x55cedeeafba5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hbe0a008aa7d9ef59
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1973:9
[INFO] [stdout]   46:     0x55cedeeafba5 - std::sys::unix::thread::Thread::new::thread_start::h3a466996bdf6b1f9
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   47:     0x7f45c494fb43 - <unknown>
[INFO] [stdout]   48:     0x7f45c49e0bb4 - __clone
[INFO] [stdout]   49:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     player::learning::parser::tests::test_parse_csv_line
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 7 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "bb3d678392b841f3f2304bab91503b24d5a12d98e41e4a7fa271cbda5acda73f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb3d678392b841f3f2304bab91503b24d5a12d98e41e4a7fa271cbda5acda73f", kill_on_drop: false }`
[INFO] [stdout] bb3d678392b841f3f2304bab91503b24d5a12d98e41e4a7fa271cbda5acda73f
