[INFO] updating cached repository moratorium08/reversi-ai
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/moratorium08/reversi-ai
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/moratorium08/reversi-ai" "work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/moratorium08/reversi-ai"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/moratorium08/reversi-ai'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/moratorium08/reversi-ai" "work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/moratorium08/reversi-ai"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/moratorium08/reversi-ai'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 152e93a6f9e170378dca6f9ef0b878a155ba35aa
[INFO] sha for GitHub repo moratorium08/reversi-ai: 152e93a6f9e170378dca6f9ef0b878a155ba35aa
[INFO] validating manifest of moratorium08/reversi-ai on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of moratorium08/reversi-ai on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing moratorium08/reversi-ai
[INFO] finished frobbing moratorium08/reversi-ai
[INFO] frobbed toml for moratorium08/reversi-ai written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/moratorium08/reversi-ai/Cargo.toml
[INFO] started frobbing moratorium08/reversi-ai
[INFO] finished frobbing moratorium08/reversi-ai
[INFO] frobbed toml for moratorium08/reversi-ai written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/moratorium08/reversi-ai/Cargo.toml
[INFO] crate moratorium08/reversi-ai already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking moratorium08/reversi-ai against master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7 for pr-59199
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-5/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/moratorium08/reversi-ai:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 624e196dfab0feea9d81d11a5fcc59af9e4f5f695510950fea1d9424aab4fce7
[INFO] running `"docker" "start" "-a" "624e196dfab0feea9d81d11a5fcc59af9e4f5f695510950fea1d9424aab4fce7"`
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking nom v4.0.0
[INFO] [stderr]     Checking client v0.1.0 (/opt/crater/workdir)
[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: consider prefixing 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: consider prefixing with an underscore: `_scores`
[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: consider prefixing 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: consider prefixing with an underscore: `_x`
[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: consider prefixing with an underscore: `_m`
[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: consider prefixing with an underscore: `_n`
[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: consider prefixing with an underscore: `_r`
[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: consider prefixing with an underscore: `_result`
[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: consider prefixing with an underscore: `_x`
[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: consider prefixing with an underscore: `_m`
[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: consider prefixing with an underscore: `_n`
[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: consider prefixing with an underscore: `_r`
[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: consider prefixing with an underscore: `_result`
[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: consider prefixing 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: consider prefixing 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: consider prefixing 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: consider prefixing 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: consider prefixing 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: consider prefixing 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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 233 |     gen_analyzer!(diag4, 81,  "DIAG4");
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 234 |     gen_analyzer!(diag5, 243, "DIAG5");
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 235 |     gen_analyzer!(diag6, 729, "DIAG6");
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 236 |     gen_analyzer!(diag7, 2187, "DIAG7");
[INFO] [stderr]     |     ------------------------------------ in this macro invocation
[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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 237 |     gen_analyzer!(diag8, 6561, "DIAG8");
[INFO] [stderr]     |     ------------------------------------ in this macro invocation
[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: consider prefixing 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] 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: consider prefixing 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] 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: consider prefixing 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] 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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 241 |     gen_analyzer!(edge2x, 59049, "EDGE2X");
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 242 |     gen_analyzer!(corner2x5, 59049, "CORNER2X5");
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 243 |     gen_analyzer!(corner3x3, 19683, "CORNER3X3");
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 244 |     gen_analyzer!(corner2x2, 81, "CORNER2X2");
[INFO] [stderr]     |     ------------------------------------------ in this macro invocation
[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: unused variable: `scores`
[INFO] [stderr]   --> src/interface/game.rs:48:42
[INFO] [stderr]    |
[INFO] [stderr] 48 |                     client::Command::Bye(scores) => {
[INFO] [stderr]    |                                          ^^^^^^ help: consider prefixing 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: consider prefixing 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: consider prefixing with an underscore: `_x`
[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: consider prefixing with an underscore: `_m`
[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: consider prefixing with an underscore: `_n`
[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: consider prefixing with an underscore: `_r`
[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: consider prefixing with an underscore: `_result`
[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: consider prefixing with an underscore: `_x`
[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: consider prefixing with an underscore: `_m`
[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: consider prefixing with an underscore: `_n`
[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: consider prefixing with an underscore: `_r`
[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: consider prefixing with an underscore: `_result`
[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: consider prefixing 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: consider prefixing 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: consider prefixing 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: consider prefixing 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: consider prefixing 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: consider prefixing 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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 233 |     gen_analyzer!(diag4, 81,  "DIAG4");
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 234 |     gen_analyzer!(diag5, 243, "DIAG5");
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 235 |     gen_analyzer!(diag6, 729, "DIAG6");
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 236 |     gen_analyzer!(diag7, 2187, "DIAG7");
[INFO] [stderr]     |     ------------------------------------ in this macro invocation
[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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 237 |     gen_analyzer!(diag8, 6561, "DIAG8");
[INFO] [stderr]     |     ------------------------------------ in this macro invocation
[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: consider prefixing 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] 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: consider prefixing 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] 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: consider prefixing 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] 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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 241 |     gen_analyzer!(edge2x, 59049, "EDGE2X");
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 242 |     gen_analyzer!(corner2x5, 59049, "CORNER2X5");
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 243 |     gen_analyzer!(corner3x3, 19683, "CORNER3X3");
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 244 |     gen_analyzer!(corner2x2, 81, "CORNER2X2");
[INFO] [stderr]     |     ------------------------------------------ in this macro invocation
[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: 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 never used: `is_valid`
[INFO] [stderr]    --> src/board.rs:401:5
[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 is never used: `proc_end`
[INFO] [stderr]    --> src/interface/game.rs:163:5
[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 item is never used: `map1`
[INFO] [stderr]   --> src/player/linear_evaluator.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | / const map1: [[i64; 8]; 8] = [
[INFO] [stderr] 17 | |     [1000, -40, 5, 5, 5, 5, -40, 1000],
[INFO] [stderr] 18 | |     [-40, -40, 1, 1, 1, 1, -40, -40],
[INFO] [stderr] 19 | |     [5, 1, 1, 1, 1, 1, 1, 5],
[INFO] [stderr] ...  |
[INFO] [stderr] 24 | |     [1000, -40, 5, 5, 5, 5, -40, 1000],
[INFO] [stderr] 25 | | ];
[INFO] [stderr]    | |__^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::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: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[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: 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 `std::result::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] 
[INFO] [stderr] warning: unused `std::result::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 error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::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 error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::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 error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_valid`
[INFO] [stderr]    --> src/board.rs:401:5
[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 is never used: `proc_end`
[INFO] [stderr]    --> src/interface/game.rs:163:5
[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 item is never used: `map1`
[INFO] [stderr]   --> src/player/linear_evaluator.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | / const map1: [[i64; 8]; 8] = [
[INFO] [stderr] 17 | |     [1000, -40, 5, 5, 5, 5, -40, 1000],
[INFO] [stderr] 18 | |     [-40, -40, 1, 1, 1, 1, -40, -40],
[INFO] [stderr] 19 | |     [5, 1, 1, 1, 1, 1, 1, 5],
[INFO] [stderr] ...  |
[INFO] [stderr] 24 | |     [1000, -40, 5, 5, 5, 5, -40, 1000],
[INFO] [stderr] 25 | | ];
[INFO] [stderr]    | |__^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::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: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[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 `std::result::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] 
[INFO] [stderr] warning: unused `std::result::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 error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::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 error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::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 error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[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: consider prefixing 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: consider prefixing 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: consider prefixing with an underscore: `_x`
[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: consider prefixing with an underscore: `_m`
[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: consider prefixing with an underscore: `_n`
[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: consider prefixing with an underscore: `_r`
[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: consider prefixing with an underscore: `_result`
[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: consider prefixing with an underscore: `_x`
[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: consider prefixing with an underscore: `_m`
[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: consider prefixing with an underscore: `_n`
[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: consider prefixing with an underscore: `_r`
[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: consider prefixing with an underscore: `_result`
[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: consider prefixing 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: consider prefixing 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: consider prefixing 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: consider prefixing 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: consider prefixing 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: consider prefixing 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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 233 |     gen_analyzer!(diag4, 81,  "DIAG4");
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 234 |     gen_analyzer!(diag5, 243, "DIAG5");
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 235 |     gen_analyzer!(diag6, 729, "DIAG6");
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 236 |     gen_analyzer!(diag7, 2187, "DIAG7");
[INFO] [stderr]     |     ------------------------------------ in this macro invocation
[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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 237 |     gen_analyzer!(diag8, 6561, "DIAG8");
[INFO] [stderr]     |     ------------------------------------ in this macro invocation
[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: consider prefixing 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] 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: consider prefixing 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] 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: consider prefixing 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] 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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 241 |     gen_analyzer!(edge2x, 59049, "EDGE2X");
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 242 |     gen_analyzer!(corner2x5, 59049, "CORNER2X5");
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 243 |     gen_analyzer!(corner3x3, 19683, "CORNER3X3");
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 244 |     gen_analyzer!(corner2x2, 81, "CORNER2X2");
[INFO] [stderr]     |     ------------------------------------------ in this macro invocation
[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: unused variable: `scores`
[INFO] [stderr]   --> src/interface/game.rs:48:42
[INFO] [stderr]    |
[INFO] [stderr] 48 |                     client::Command::Bye(scores) => {
[INFO] [stderr]    |                                          ^^^^^^ help: consider prefixing 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: consider prefixing 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: consider prefixing with an underscore: `_x`
[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: consider prefixing with an underscore: `_m`
[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: consider prefixing with an underscore: `_n`
[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: consider prefixing with an underscore: `_r`
[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: consider prefixing with an underscore: `_result`
[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: consider prefixing with an underscore: `_x`
[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: consider prefixing with an underscore: `_m`
[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: consider prefixing with an underscore: `_n`
[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: consider prefixing with an underscore: `_r`
[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: consider prefixing with an underscore: `_result`
[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: consider prefixing 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: consider prefixing 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: consider prefixing 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: consider prefixing 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: consider prefixing 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: consider prefixing 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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 233 |     gen_analyzer!(diag4, 81,  "DIAG4");
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 234 |     gen_analyzer!(diag5, 243, "DIAG5");
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 235 |     gen_analyzer!(diag6, 729, "DIAG6");
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 236 |     gen_analyzer!(diag7, 2187, "DIAG7");
[INFO] [stderr]     |     ------------------------------------ in this macro invocation
[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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 237 |     gen_analyzer!(diag8, 6561, "DIAG8");
[INFO] [stderr]     |     ------------------------------------ in this macro invocation
[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: consider prefixing 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] 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: consider prefixing 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] 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: consider prefixing 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] 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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 241 |     gen_analyzer!(edge2x, 59049, "EDGE2X");
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 242 |     gen_analyzer!(corner2x5, 59049, "CORNER2X5");
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 243 |     gen_analyzer!(corner3x3, 19683, "CORNER3X3");
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 244 |     gen_analyzer!(corner2x2, 81, "CORNER2X2");
[INFO] [stderr]     |     ------------------------------------------ in this macro invocation
[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]    = note: #[warn(unused_mut)] on by default
[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] 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: 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: consider prefixing 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: consider prefixing with an underscore: `_scores`
[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: consider prefixing 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: consider prefixing with an underscore: `_x`
[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: consider prefixing with an underscore: `_m`
[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: consider prefixing with an underscore: `_n`
[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: consider prefixing with an underscore: `_r`
[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: consider prefixing with an underscore: `_result`
[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: consider prefixing with an underscore: `_x`
[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: consider prefixing with an underscore: `_m`
[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: consider prefixing with an underscore: `_n`
[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: consider prefixing with an underscore: `_r`
[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: consider prefixing with an underscore: `_result`
[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: consider prefixing 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: consider prefixing 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: consider prefixing 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: consider prefixing 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: consider prefixing 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: consider prefixing 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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 233 |     gen_analyzer!(diag4, 81,  "DIAG4");
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 234 |     gen_analyzer!(diag5, 243, "DIAG5");
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 235 |     gen_analyzer!(diag6, 729, "DIAG6");
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 236 |     gen_analyzer!(diag7, 2187, "DIAG7");
[INFO] [stderr]     |     ------------------------------------ in this macro invocation
[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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 237 |     gen_analyzer!(diag8, 6561, "DIAG8");
[INFO] [stderr]     |     ------------------------------------ in this macro invocation
[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: consider prefixing 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] 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: consider prefixing 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] 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: consider prefixing 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] 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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 241 |     gen_analyzer!(edge2x, 59049, "EDGE2X");
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 242 |     gen_analyzer!(corner2x5, 59049, "CORNER2X5");
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 243 |     gen_analyzer!(corner3x3, 19683, "CORNER3X3");
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 244 |     gen_analyzer!(corner2x2, 81, "CORNER2X2");
[INFO] [stderr]     |     ------------------------------------------ in this macro invocation
[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: 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: consider prefixing 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: consider prefixing with an underscore: `_scores`
[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: consider prefixing 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: consider prefixing with an underscore: `_x`
[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: consider prefixing with an underscore: `_m`
[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: consider prefixing with an underscore: `_n`
[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: consider prefixing with an underscore: `_r`
[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: consider prefixing with an underscore: `_result`
[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: consider prefixing with an underscore: `_x`
[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: consider prefixing with an underscore: `_m`
[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: consider prefixing with an underscore: `_n`
[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: consider prefixing with an underscore: `_r`
[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: consider prefixing with an underscore: `_result`
[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: consider prefixing 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: consider prefixing 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: consider prefixing 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: consider prefixing 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: consider prefixing 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: consider prefixing 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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 233 |     gen_analyzer!(diag4, 81,  "DIAG4");
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 234 |     gen_analyzer!(diag5, 243, "DIAG5");
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 235 |     gen_analyzer!(diag6, 729, "DIAG6");
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 236 |     gen_analyzer!(diag7, 2187, "DIAG7");
[INFO] [stderr]     |     ------------------------------------ in this macro invocation
[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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 237 |     gen_analyzer!(diag8, 6561, "DIAG8");
[INFO] [stderr]     |     ------------------------------------ in this macro invocation
[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: consider prefixing 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] 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: consider prefixing 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] 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: consider prefixing 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] 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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 241 |     gen_analyzer!(edge2x, 59049, "EDGE2X");
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 242 |     gen_analyzer!(corner2x5, 59049, "CORNER2X5");
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 243 |     gen_analyzer!(corner3x3, 19683, "CORNER3X3");
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[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: consider prefixing with an underscore: `_board`
[INFO] [stderr] ...
[INFO] [stderr] 244 |     gen_analyzer!(corner2x2, 81, "CORNER2X2");
[INFO] [stderr]     |     ------------------------------------------ in this macro invocation
[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]    = note: #[warn(unused_mut)] on by default
[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] warning: method is never used: `is_valid`
[INFO] [stderr]    --> src/board.rs:401:5
[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 is never used: `proc_end`
[INFO] [stderr]    --> src/interface/game.rs:163:5
[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 item is never used: `map1`
[INFO] [stderr]   --> src/player/linear_evaluator.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | / const map1: [[i64; 8]; 8] = [
[INFO] [stderr] 17 | |     [1000, -40, 5, 5, 5, 5, -40, 1000],
[INFO] [stderr] 18 | |     [-40, -40, 1, 1, 1, 1, -40, -40],
[INFO] [stderr] 19 | |     [5, 1, 1, 1, 1, 1, 1, 5],
[INFO] [stderr] ...  |
[INFO] [stderr] 24 | |     [1000, -40, 5, 5, 5, 5, -40, 1000],
[INFO] [stderr] 25 | | ];
[INFO] [stderr]    | |__^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::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: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[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: 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: unused `std::result::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] 
[INFO] [stderr] warning: unused `std::result::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 error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::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 error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::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 error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[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 never used: `is_valid`
[INFO] [stderr]    --> src/board.rs:401:5
[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 is never used: `proc_end`
[INFO] [stderr]    --> src/interface/game.rs:163:5
[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 item is never used: `map1`
[INFO] [stderr]   --> src/player/linear_evaluator.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | / const map1: [[i64; 8]; 8] = [
[INFO] [stderr] 17 | |     [1000, -40, 5, 5, 5, 5, -40, 1000],
[INFO] [stderr] 18 | |     [-40, -40, 1, 1, 1, 1, -40, -40],
[INFO] [stderr] 19 | |     [5, 1, 1, 1, 1, 1, 1, 5],
[INFO] [stderr] ...  |
[INFO] [stderr] 24 | |     [1000, -40, 5, 5, 5, 5, -40, 1000],
[INFO] [stderr] 25 | | ];
[INFO] [stderr]    | |__^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::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: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[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 `std::result::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] 
[INFO] [stderr] warning: unused `std::result::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 error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::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 error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::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 error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[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] 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: method is never used: `is_valid`
[INFO] [stderr]    --> src/board.rs:401:5
[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 is never used: `proc_end`
[INFO] [stderr]    --> src/interface/game.rs:163:5
[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 item is never used: `map1`
[INFO] [stderr]   --> src/player/linear_evaluator.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | / const map1: [[i64; 8]; 8] = [
[INFO] [stderr] 17 | |     [1000, -40, 5, 5, 5, 5, -40, 1000],
[INFO] [stderr] 18 | |     [-40, -40, 1, 1, 1, 1, -40, -40],
[INFO] [stderr] 19 | |     [5, 1, 1, 1, 1, 1, 1, 5],
[INFO] [stderr] ...  |
[INFO] [stderr] 24 | |     [1000, -40, 5, 5, 5, 5, -40, 1000],
[INFO] [stderr] 25 | | ];
[INFO] [stderr]    | |__^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::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: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::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] 
[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: 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 `std::result::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] 
[INFO] [stderr] warning: unused `std::result::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 error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::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 error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::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 error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_valid`
[INFO] [stderr]    --> src/board.rs:401:5
[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 is never used: `proc_end`
[INFO] [stderr]    --> src/interface/game.rs:163:5
[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 item is never used: `map1`
[INFO] [stderr]   --> src/player/linear_evaluator.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | / const map1: [[i64; 8]; 8] = [
[INFO] [stderr] 17 | |     [1000, -40, 5, 5, 5, 5, -40, 1000],
[INFO] [stderr] 18 | |     [-40, -40, 1, 1, 1, 1, -40, -40],
[INFO] [stderr] 19 | |     [5, 1, 1, 1, 1, 1, 1, 5],
[INFO] [stderr] ...  |
[INFO] [stderr] 24 | |     [1000, -40, 5, 5, 5, 5, -40, 1000],
[INFO] [stderr] 25 | | ];
[INFO] [stderr]    | |__^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::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: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[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: 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 `std::result::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] 
[INFO] [stderr] warning: unused `std::result::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 error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::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 error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::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 error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[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] 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: unused `std::result::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] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.41s
[INFO] running `"docker" "inspect" "624e196dfab0feea9d81d11a5fcc59af9e4f5f695510950fea1d9424aab4fce7"`
[INFO] running `"docker" "rm" "-f" "624e196dfab0feea9d81d11a5fcc59af9e4f5f695510950fea1d9424aab4fce7"`
[INFO] [stdout] 624e196dfab0feea9d81d11a5fcc59af9e4f5f695510950fea1d9424aab4fce7