[INFO] updating cached repository moritayasuaki/mahj
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/moritayasuaki/mahj
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/moritayasuaki/mahj" "work/ex/pr-57321/sources/master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104/gh/moritayasuaki/mahj"`
[INFO] [stderr] Cloning into 'work/ex/pr-57321/sources/master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104/gh/moritayasuaki/mahj'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/moritayasuaki/mahj" "work/ex/pr-57321/sources/try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0/gh/moritayasuaki/mahj"`
[INFO] [stderr] Cloning into 'work/ex/pr-57321/sources/try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0/gh/moritayasuaki/mahj'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1fedb186262eade0780773910a582e3bba62f450
[INFO] sha for GitHub repo moritayasuaki/mahj: 1fedb186262eade0780773910a582e3bba62f450
[INFO] validating manifest of moritayasuaki/mahj on toolchain master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0bbc3927e28c22edefe6a1353b5ecc95ea9a104-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of moritayasuaki/mahj on toolchain try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b9139d2caca1db46014a9c302d5c47cfae0d8ae0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing moritayasuaki/mahj
[INFO] finished frobbing moritayasuaki/mahj
[INFO] frobbed toml for moritayasuaki/mahj written to work/ex/pr-57321/sources/master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104/gh/moritayasuaki/mahj/Cargo.toml
[INFO] started frobbing moritayasuaki/mahj
[INFO] finished frobbing moritayasuaki/mahj
[INFO] frobbed toml for moritayasuaki/mahj written to work/ex/pr-57321/sources/try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0/gh/moritayasuaki/mahj/Cargo.toml
[INFO] crate moritayasuaki/mahj has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0bbc3927e28c22edefe6a1353b5ecc95ea9a104-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b9139d2caca1db46014a9c302d5c47cfae0d8ae0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking moritayasuaki/mahj against try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0 for pr-57321
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57321/worker-5/try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57321/sources/try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0/gh/moritayasuaki/mahj:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+b9139d2caca1db46014a9c302d5c47cfae0d8ae0-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 9fe1baac89b8dbcc32fcda9ad0368cd8cb5a3172bd2dcb78dc3ae4ecc186e546
[INFO] running `"docker" "start" "-a" "9fe1baac89b8dbcc32fcda9ad0368cd8cb5a3172bd2dcb78dc3ae4ecc186e546"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.20
[INFO] [stderr]     Checking futures-await-await-macro v0.1.1
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling synstructure v0.9.0
[INFO] [stderr]    Compiling futures-await-async-macro v0.1.4
[INFO] [stderr]    Compiling failure_derive v0.1.2
[INFO] [stderr]     Checking futures-await v0.1.1
[INFO] [stderr]     Checking failure v0.1.2
[INFO] [stderr]     Checking mahj v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std`
[INFO] [stderr]  --> src/table.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std;
[INFO] [stderr]   |     ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::mem`
[INFO] [stderr]  --> src/table.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::mem;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std`
[INFO] [stderr]  --> src/game.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std;
[INFO] [stderr]   |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BufRead`
[INFO] [stderr]  --> src/game.rs:9:15
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::io::{BufRead, Write};
[INFO] [stderr]   |               ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std`
[INFO] [stderr]  --> src/table.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std;
[INFO] [stderr]   |     ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::mem`
[INFO] [stderr]  --> src/table.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::mem;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std`
[INFO] [stderr]  --> src/game.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std;
[INFO] [stderr]   |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BufRead`
[INFO] [stderr]  --> src/game.rs:9:15
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::io::{BufRead, Write};
[INFO] [stderr]   |               ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]    --> src/game.rs:241:17
[INFO] [stderr]     |
[INFO] [stderr] 241 |         let mut s = String::new();
[INFO] [stderr]     |                 ^ help: consider using `_s` instead
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `riichi`
[INFO] [stderr]    --> src/game.rs:332:37
[INFO] [stderr]     |
[INFO] [stderr] 332 |             Choice::Discard{figure, riichi} => {
[INFO] [stderr]     |                                     ^^^^^^ help: try ignoring the field: `riichi: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `riichi`
[INFO] [stderr]    --> src/game.rs:339:36
[INFO] [stderr]     |
[INFO] [stderr] 339 |             Choice::DrawAndDiscard{riichi} => {
[INFO] [stderr]     |                                    ^^^^^^ help: try ignoring the field: `riichi: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/game.rs:352:33
[INFO] [stderr]     |
[INFO] [stderr] 352 |                 if let Some((t, i)) = self.adding_kong_extract(figure) {
[INFO] [stderr]     |                                 ^ help: consider using `_i` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ts`
[INFO] [stderr]    --> src/game.rs:356:29
[INFO] [stderr]     |
[INFO] [stderr] 356 |                 if let Some(ts) = self.land.extract_set(Set::from_shape_figure(Shape::KONG, figure)) {
[INFO] [stderr]     |                             ^^ help: consider using `_ts` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]    --> src/game.rs:359:29
[INFO] [stderr]     |
[INFO] [stderr] 359 |                 if let Some(t) = self.land.extract(figure) {
[INFO] [stderr]     |                             ^ help: consider using `_t` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `expose`
[INFO] [stderr]    --> src/game.rs:399:43
[INFO] [stderr]     |
[INFO] [stderr] 399 |     pub fn replace(&mut self, seat: Wind, expose: bool) -> Result<Step, failure::Error> {
[INFO] [stderr]     |                                           ^^^^^^ help: consider using `_expose` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `seat`
[INFO] [stderr]    --> src/game.rs:458:31
[INFO] [stderr]     |
[INFO] [stderr] 458 |     pub fn discard(&mut self, seat: Wind) -> Result<Step, failure::Error> {
[INFO] [stderr]     |                               ^^^^ help: consider using `_seat` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]    --> src/game.rs:241:17
[INFO] [stderr]     |
[INFO] [stderr] 241 |         let mut s = String::new();
[INFO] [stderr]     |                 ^ help: consider using `_s` instead
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `riichi`
[INFO] [stderr]    --> src/game.rs:332:37
[INFO] [stderr]     |
[INFO] [stderr] 332 |             Choice::Discard{figure, riichi} => {
[INFO] [stderr]     |                                     ^^^^^^ help: try ignoring the field: `riichi: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `riichi`
[INFO] [stderr]    --> src/game.rs:339:36
[INFO] [stderr]     |
[INFO] [stderr] 339 |             Choice::DrawAndDiscard{riichi} => {
[INFO] [stderr]     |                                    ^^^^^^ help: try ignoring the field: `riichi: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/game.rs:352:33
[INFO] [stderr]     |
[INFO] [stderr] 352 |                 if let Some((t, i)) = self.adding_kong_extract(figure) {
[INFO] [stderr]     |                                 ^ help: consider using `_i` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ts`
[INFO] [stderr]    --> src/game.rs:356:29
[INFO] [stderr]     |
[INFO] [stderr] 356 |                 if let Some(ts) = self.land.extract_set(Set::from_shape_figure(Shape::KONG, figure)) {
[INFO] [stderr]     |                             ^^ help: consider using `_ts` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]    --> src/game.rs:359:29
[INFO] [stderr]     |
[INFO] [stderr] 359 |                 if let Some(t) = self.land.extract(figure) {
[INFO] [stderr]     |                             ^ help: consider using `_t` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `expose`
[INFO] [stderr]    --> src/game.rs:399:43
[INFO] [stderr]     |
[INFO] [stderr] 399 |     pub fn replace(&mut self, seat: Wind, expose: bool) -> Result<Step, failure::Error> {
[INFO] [stderr]     |                                           ^^^^^^ help: consider using `_expose` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `seat`
[INFO] [stderr]    --> src/game.rs:458:31
[INFO] [stderr]     |
[INFO] [stderr] 458 |     pub fn discard(&mut self, seat: Wind) -> Result<Step, failure::Error> {
[INFO] [stderr]     |                               ^^^^ help: consider using `_seat` instead
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/game.rs:241:13
[INFO] [stderr]     |
[INFO] [stderr] 241 |         let mut s = String::new();
[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: method is never used: `mk_iter`
[INFO] [stderr]   --> src/tile.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn mk_iter() -> impl Iterator<Item=Self> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from_suitrank`
[INFO] [stderr]   --> src/tile.rs:71:5
[INFO] [stderr]    |
[INFO] [stderr] 71 |     pub fn from_suitrank(s: Suit, r: Rank) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `mk_iter`
[INFO] [stderr]   --> src/tile.rs:74:5
[INFO] [stderr]    |
[INFO] [stderr] 74 |     pub fn mk_iter() -> impl Iterator<Item=Self> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated const is never used: `CHARA`
[INFO] [stderr]    --> src/tile.rs:137:5
[INFO] [stderr]     |
[INFO] [stderr] 137 |     pub const CHARA: Self = Suit(0);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated const is never used: `BAMBOO`
[INFO] [stderr]    --> src/tile.rs:138:5
[INFO] [stderr]     |
[INFO] [stderr] 138 |     pub const BAMBOO: Self = Suit(1);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated const is never used: `CIRCLE`
[INFO] [stderr]    --> src/tile.rs:139:5
[INFO] [stderr]     |
[INFO] [stderr] 139 |     pub const CIRCLE: Self = Suit(2);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated const is never used: `HOUNOR`
[INFO] [stderr]    --> src/tile.rs:140:5
[INFO] [stderr]     |
[INFO] [stderr] 140 |     pub const HOUNOR: Self = Suit(3);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `mk_iter`
[INFO] [stderr]    --> src/tile.rs:147:5
[INFO] [stderr]     |
[INFO] [stderr] 147 |     pub fn mk_iter() -> impl Iterator<Item=Self> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_horner`
[INFO] [stderr]    --> src/tile.rs:150:5
[INFO] [stderr]     |
[INFO] [stderr] 150 |     pub fn is_horner(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_numeric`
[INFO] [stderr]    --> src/tile.rs:153:5
[INFO] [stderr]     |
[INFO] [stderr] 153 |     pub fn is_numeric(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `mk_iter`
[INFO] [stderr]    --> src/tile.rs:166:5
[INFO] [stderr]     |
[INFO] [stderr] 166 |     pub fn mk_iter() -> impl Iterator<Item=Self> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_empty`
[INFO] [stderr]    --> src/tile.rs:188:5
[INFO] [stderr]     |
[INFO] [stderr] 188 |     pub fn is_empty(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `count`
[INFO] [stderr]    --> src/tile.rs:191:5
[INFO] [stderr]     |
[INFO] [stderr] 191 |     pub fn count(&self) -> usize {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `clear`
[INFO] [stderr]    --> src/tile.rs:194:5
[INFO] [stderr]     |
[INFO] [stderr] 194 |     pub fn clear(&mut self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has`
[INFO] [stderr]    --> src/tile.rs:212:5
[INFO] [stderr]     |
[INFO] [stderr] 212 |     pub fn has(&self, rs: RankSpec) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_empty`
[INFO] [stderr]    --> src/tile.rs:231:5
[INFO] [stderr]     |
[INFO] [stderr] 231 |     pub fn is_empty(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `count`
[INFO] [stderr]    --> src/tile.rs:234:5
[INFO] [stderr]     |
[INFO] [stderr] 234 |     pub fn count(&self) -> usize {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has`
[INFO] [stderr]    --> src/tile.rs:257:5
[INFO] [stderr]     |
[INFO] [stderr] 257 |     pub fn has(&self, t: Tile) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `figures`
[INFO] [stderr]    --> src/tile.rs:282:5
[INFO] [stderr]     |
[INFO] [stderr] 282 |     pub fn figures(&mut self) -> Figures {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/tile.rs:292:5
[INFO] [stderr]     |
[INFO] [stderr] 292 |     pub fn new() -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_empty`
[INFO] [stderr]    --> src/tile.rs:295:5
[INFO] [stderr]     |
[INFO] [stderr] 295 |     pub fn is_empty(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `count`
[INFO] [stderr]    --> src/tile.rs:298:5
[INFO] [stderr]     |
[INFO] [stderr] 298 |     pub fn count(&self) -> usize {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `next`
[INFO] [stderr]    --> src/tile.rs:301:5
[INFO] [stderr]     |
[INFO] [stderr] 301 |     pub fn next(&mut self) -> Option<Figure> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `suitranks`
[INFO] [stderr]    --> src/tile.rs:308:5
[INFO] [stderr]     |
[INFO] [stderr] 308 |     pub fn suitranks(&self, suit: Suit) -> SuitRanks {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add`
[INFO] [stderr]    --> src/tile.rs:312:5
[INFO] [stderr]     |
[INFO] [stderr] 312 |     pub fn add(&mut self, figure: Figure) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_chow`
[INFO] [stderr]    --> src/tile.rs:316:5
[INFO] [stderr]     |
[INFO] [stderr] 316 |     pub fn has_chow(&self, rep: Figure) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_pung`
[INFO] [stderr]    --> src/tile.rs:319:5
[INFO] [stderr]     |
[INFO] [stderr] 319 |     pub fn has_pung(&self, rep: Figure) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_kong`
[INFO] [stderr]    --> src/tile.rs:322:5
[INFO] [stderr]     |
[INFO] [stderr] 322 |     pub fn has_kong(&self, rep: Figure) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_pair`
[INFO] [stderr]    --> src/tile.rs:325:5
[INFO] [stderr]     |
[INFO] [stderr] 325 |     pub fn has_pair(&self, rep: Figure) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_one`
[INFO] [stderr]    --> src/tile.rs:328:5
[INFO] [stderr]     |
[INFO] [stderr] 328 |     pub fn has_one(&self, rep: Figure) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/tile.rs:335:5
[INFO] [stderr]     |
[INFO] [stderr] 335 |     pub fn new() -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_empty`
[INFO] [stderr]    --> src/tile.rs:338:5
[INFO] [stderr]     |
[INFO] [stderr] 338 |     pub fn is_empty(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `raw`
[INFO] [stderr]    --> src/tile.rs:341:5
[INFO] [stderr]     |
[INFO] [stderr] 341 |     pub fn raw(self) -> usize {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from_raw`
[INFO] [stderr]    --> src/tile.rs:344:5
[INFO] [stderr]     |
[INFO] [stderr] 344 |     pub fn from_raw(raw: usize) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `count`
[INFO] [stderr]    --> src/tile.rs:347:5
[INFO] [stderr]     |
[INFO] [stderr] 347 |     pub fn count(&self) -> usize {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `next`
[INFO] [stderr]    --> src/tile.rs:353:5
[INFO] [stderr]     |
[INFO] [stderr] 353 |     pub fn next(&mut self) -> Option<Rank> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add`
[INFO] [stderr]    --> src/tile.rs:363:5
[INFO] [stderr]     |
[INFO] [stderr] 363 |     pub fn add(&mut self, rank: Rank) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has`
[INFO] [stderr]    --> src/tile.rs:366:5
[INFO] [stderr]     |
[INFO] [stderr] 366 |     pub fn has(&self, rank: Rank) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `make_kong`
[INFO] [stderr]    --> src/tile.rs:369:5
[INFO] [stderr]     |
[INFO] [stderr] 369 |     pub fn make_kong(rank: Rank) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `make_pung`
[INFO] [stderr]    --> src/tile.rs:372:5
[INFO] [stderr]     |
[INFO] [stderr] 372 |     pub fn make_pung(rank: Rank) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `make_chow`
[INFO] [stderr]    --> src/tile.rs:375:5
[INFO] [stderr]     |
[INFO] [stderr] 375 |     pub fn make_chow(rank: Rank) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `make_pair`
[INFO] [stderr]    --> src/tile.rs:378:5
[INFO] [stderr]     |
[INFO] [stderr] 378 |     pub fn make_pair(rank: Rank) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `make_one`
[INFO] [stderr]    --> src/tile.rs:381:5
[INFO] [stderr]     |
[INFO] [stderr] 381 |     pub fn make_one(rank: Rank) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `filter_pung`
[INFO] [stderr]    --> src/tile.rs:384:5
[INFO] [stderr]     |
[INFO] [stderr] 384 |     pub fn filter_pung(self) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `filter_kong`
[INFO] [stderr]    --> src/tile.rs:390:5
[INFO] [stderr]     |
[INFO] [stderr] 390 |     pub fn filter_kong(self) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `filter_pair`
[INFO] [stderr]    --> src/tile.rs:396:5
[INFO] [stderr]     |
[INFO] [stderr] 396 |     pub fn filter_pair(self) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `filter_one`
[INFO] [stderr]    --> src/tile.rs:402:5
[INFO] [stderr]     |
[INFO] [stderr] 402 |     pub fn filter_one(self) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `filter_chow`
[INFO] [stderr]    --> src/tile.rs:408:5
[INFO] [stderr]     |
[INFO] [stderr] 408 |     pub fn filter_chow(self) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `filter_penryan`
[INFO] [stderr]    --> src/tile.rs:413:5
[INFO] [stderr]     |
[INFO] [stderr] 413 |     pub fn filter_penryan(self) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `filter_kanchan`
[INFO] [stderr]    --> src/tile.rs:418:5
[INFO] [stderr]     |
[INFO] [stderr] 418 |     pub fn filter_kanchan(self) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `filter_penchan`
[INFO] [stderr]    --> src/tile.rs:423:5
[INFO] [stderr]     |
[INFO] [stderr] 423 |     pub fn filter_penchan(self) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `filter_ryanmen`
[INFO] [stderr]    --> src/tile.rs:428:5
[INFO] [stderr]     |
[INFO] [stderr] 428 |     pub fn filter_ryanmen(self) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/tile.rs:436:5
[INFO] [stderr]     |
[INFO] [stderr] 436 |     pub fn new() -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_empty`
[INFO] [stderr]    --> src/tile.rs:439:5
[INFO] [stderr]     |
[INFO] [stderr] 439 |     pub fn is_empty(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `count`
[INFO] [stderr]    --> src/tile.rs:442:5
[INFO] [stderr]     |
[INFO] [stderr] 442 |     pub fn count(&self) -> usize {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `next`
[INFO] [stderr]    --> src/tile.rs:445:5
[INFO] [stderr]     |
[INFO] [stderr] 445 |     pub fn next(&mut self) -> Option<Suit> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `SuitTiles`
[INFO] [stderr]    --> src/tile.rs:457:1
[INFO] [stderr]     |
[INFO] [stderr] 457 | pub struct SuitTiles(u64);
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `raw`
[INFO] [stderr]    --> src/tile.rs:460:5
[INFO] [stderr]     |
[INFO] [stderr] 460 |     pub fn raw(self) -> usize {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from_raw`
[INFO] [stderr]    --> src/tile.rs:463:5
[INFO] [stderr]     |
[INFO] [stderr] 463 |     pub fn from_raw(raw: usize) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/tile.rs:466:5
[INFO] [stderr]     |
[INFO] [stderr] 466 |     pub fn new() -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_empty`
[INFO] [stderr]    --> src/tile.rs:469:5
[INFO] [stderr]     |
[INFO] [stderr] 469 |     pub fn is_empty(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `suit`
[INFO] [stderr]    --> src/tile.rs:472:5
[INFO] [stderr]     |
[INFO] [stderr] 472 |     pub fn suit(&self) -> Suit {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `singleton`
[INFO] [stderr]    --> src/tile.rs:475:5
[INFO] [stderr]     |
[INFO] [stderr] 475 |     pub fn singleton(tile: Tile) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `raw`
[INFO] [stderr]    --> src/tile.rs:483:5
[INFO] [stderr]     |
[INFO] [stderr] 483 |     pub fn raw(self) -> usize {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from_raw`
[INFO] [stderr]    --> src/tile.rs:486:5
[INFO] [stderr]     |
[INFO] [stderr] 486 |     pub fn from_raw(raw: usize) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from_suitranks`
[INFO] [stderr]    --> src/tile.rs:489:5
[INFO] [stderr]     |
[INFO] [stderr] 489 |     pub fn from_suitranks(suit: Suit, ranks: Ranks) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `into_suitranks`
[INFO] [stderr]    --> src/tile.rs:492:5
[INFO] [stderr]     |
[INFO] [stderr] 492 |     pub fn into_suitranks(self) -> (Suit, Ranks) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ranks`
[INFO] [stderr]    --> src/tile.rs:495:5
[INFO] [stderr]     |
[INFO] [stderr] 495 |     pub fn ranks(self) -> Ranks {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `suit`
[INFO] [stderr]    --> src/tile.rs:498:5
[INFO] [stderr]     |
[INFO] [stderr] 498 |     pub fn suit(self) -> Suit {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `tile_count`
[INFO] [stderr]    --> src/tile.rs:501:5
[INFO] [stderr]     |
[INFO] [stderr] 501 |     pub fn tile_count(&self) -> usize {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_chow`
[INFO] [stderr]    --> src/tile.rs:505:5
[INFO] [stderr]     |
[INFO] [stderr] 505 |     pub fn is_chow(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_pong`
[INFO] [stderr]    --> src/tile.rs:509:5
[INFO] [stderr]     |
[INFO] [stderr] 509 |     pub fn is_pong(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_kong`
[INFO] [stderr]    --> src/tile.rs:513:5
[INFO] [stderr]     |
[INFO] [stderr] 513 |     pub fn is_kong(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_kanchan`
[INFO] [stderr]    --> src/tile.rs:517:5
[INFO] [stderr]     |
[INFO] [stderr] 517 |     pub fn is_kanchan(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_penryan`
[INFO] [stderr]    --> src/tile.rs:521:5
[INFO] [stderr]     |
[INFO] [stderr] 521 |     pub fn is_penryan(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_penchan`
[INFO] [stderr]    --> src/tile.rs:525:5
[INFO] [stderr]     |
[INFO] [stderr] 525 |     pub fn is_penchan(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_ryanmen`
[INFO] [stderr]    --> src/tile.rs:529:5
[INFO] [stderr]     |
[INFO] [stderr] 529 |     pub fn is_ryanmen(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_pair`
[INFO] [stderr]    --> src/tile.rs:533:5
[INFO] [stderr]     |
[INFO] [stderr] 533 |     pub fn is_pair(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `to_figures`
[INFO] [stderr]    --> src/tile.rs:537:5
[INFO] [stderr]     |
[INFO] [stderr] 537 |     pub fn to_figures(&self) -> Vec<Figure> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `added_from`
[INFO] [stderr]   --> src/meld.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn added_from(self) -> usize {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_riichi_flag`
[INFO] [stderr]   --> src/table.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 |     pub fn add_riichi_flag(self) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_riichi_declaration`
[INFO] [stderr]   --> src/table.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     pub fn is_riichi_declaration(self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `len`
[INFO] [stderr]   --> src/table.rs:89:5
[INFO] [stderr]    |
[INFO] [stderr] 89 |     pub fn len(&self) -> usize {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `slice`
[INFO] [stderr]    --> src/table.rs:131:5
[INFO] [stderr]     |
[INFO] [stderr] 131 |     pub fn slice(&self) -> &[Meld] {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `last_mut`
[INFO] [stderr]    --> src/table.rs:152:5
[INFO] [stderr]     |
[INFO] [stderr] 152 |     pub fn last_mut(&mut self) -> Option<&mut Meld> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `last`
[INFO] [stderr]    --> src/table.rs:155:5
[INFO] [stderr]     |
[INFO] [stderr] 155 |     pub fn last(&self) -> Option<&Meld> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `frontside`
[INFO] [stderr]    --> src/table.rs:195:5
[INFO] [stderr]     |
[INFO] [stderr] 195 |     pub fn frontside(self) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `leftside`
[INFO] [stderr]    --> src/table.rs:198:5
[INFO] [stderr]     |
[INFO] [stderr] 198 |     pub fn leftside(self) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `payment`
[INFO] [stderr]   --> src/game.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn payment(&mut self, payer: usize, receiver: usize, points: isize) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `sticks`
[INFO] [stderr]   --> src/game.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     sticks: &'a mut Sticks,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `round`
[INFO] [stderr]   --> src/game.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 |     round: Wind,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `dice`
[INFO] [stderr]   --> src/game.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 |     dice: Dice,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Choose`
[INFO] [stderr]   --> src/game.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |     Choose{wind: Wind, drawn: Tile},
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `AskRobbingKong`
[INFO] [stderr]   --> src/game.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     AskRobbingKong{index: usize},
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Discard`
[INFO] [stderr]   --> src/game.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |     Discard{wind: Wind},
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `WinByDraw`
[INFO] [stderr]   --> src/game.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 |     WinByDraw(Wind, Tile),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `FourRiichiAbort`
[INFO] [stderr]   --> src/game.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 |     FourRiichiAbort,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `NineTerminalAbort`
[INFO] [stderr]   --> src/game.rs:63:5
[INFO] [stderr]    |
[INFO] [stderr] 63 |     NineTerminalAbort,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `FourWindAbort`
[INFO] [stderr]   --> src/game.rs:64:5
[INFO] [stderr]    |
[INFO] [stderr] 64 |     FourWindAbort,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ThreeWinAbort`
[INFO] [stderr]   --> src/game.rs:65:5
[INFO] [stderr]    |
[INFO] [stderr] 65 |     ThreeWinAbort,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `FourKongAbort`
[INFO] [stderr]   --> src/game.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 66 |     FourKongAbort,   
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `run_match`
[INFO] [stderr]   --> src/game.rs:72:5
[INFO] [stderr]    |
[INFO] [stderr] 72 |     pub fn run_match(&mut self) -> Result<[isize; 4], failure::Error> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `run_eastmatch`
[INFO] [stderr]   --> src/game.rs:94:5
[INFO] [stderr]    |
[INFO] [stderr] 94 |     pub fn run_eastmatch(&mut self) -> Result<[isize; 4], failure::Error> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `phase`
[INFO] [stderr]    --> src/game.rs:200:5
[INFO] [stderr]     |
[INFO] [stderr] 200 |     pub fn phase(phase: Phase) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `finish`
[INFO] [stderr]    --> src/game.rs:203:5
[INFO] [stderr]     |
[INFO] [stderr] 203 |     pub fn finish(finish: Finish) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `remove_tile_from_hand`
[INFO] [stderr]    --> src/game.rs:268:5
[INFO] [stderr]     |
[INFO] [stderr] 268 |     pub fn remove_tile_from_hand(&mut self, tile: Tile) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_meld`
[INFO] [stderr]    --> src/game.rs:271:5
[INFO] [stderr]     |
[INFO] [stderr] 271 |     pub fn has_meld(&mut self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_kong_concealed`
[INFO] [stderr]    --> src/game.rs:291:5
[INFO] [stderr]     |
[INFO] [stderr] 291 |     pub fn has_kong_concealed(&self, figure: Figure) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_pung_exposed`
[INFO] [stderr]    --> src/game.rs:294:5
[INFO] [stderr]     |
[INFO] [stderr] 294 |     pub fn has_pung_exposed(&self, figure: Figure) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_figure_concealed`
[INFO] [stderr]    --> src/game.rs:298:5
[INFO] [stderr]     |
[INFO] [stderr] 298 |     pub fn has_figure_concealed(&self, figure: Figure) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `look_river`
[INFO] [stderr]    --> src/game.rs:301:5
[INFO] [stderr]     |
[INFO] [stderr] 301 |     pub fn look_river(&self) -> Tile {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `rob_tile`
[INFO] [stderr]    --> src/game.rs:304:5
[INFO] [stderr]     |
[INFO] [stderr] 304 |     pub fn rob_tile(&mut self) -> Option<(Tile, usize)> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/player.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     pub fn new() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from_socket`
[INFO] [stderr]   --> src/player.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 |     pub fn from_socket(listener: &net::TcpListener) -> Result<Player, failure::Error> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `shuffle`
[INFO] [stderr]   --> src/dice.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn shuffle(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/game.rs:233:9
[INFO] [stderr]     |
[INFO] [stderr] 233 |         writeln!(player, "{}家 ツモ番", self.wind.show());
[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]     = 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/game.rs:235:13
[INFO] [stderr]     |
[INFO] [stderr] 235 |             write!(player, "{}", tile.figure().show());
[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/game.rs:237:9
[INFO] [stderr]     |
[INFO] [stderr] 237 |         writeln!(player, " {}", drawn.figure().show());
[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/game.rs:245:9
[INFO] [stderr]     |
[INFO] [stderr] 245 |         writeln!(player, "{}家 鳴き番", s.show());
[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/game.rs:247:13
[INFO] [stderr]     |
[INFO] [stderr] 247 |             write!(player, "{}家河", o.show());
[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/game.rs:249:17
[INFO] [stderr]     |
[INFO] [stderr] 249 |                 write!(player, "{}", d.tile().figure().show());
[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/game.rs:251:13
[INFO] [stderr]     |
[INFO] [stderr] 251 |             writeln!(player, "");
[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/game.rs:253:9
[INFO] [stderr]     |
[INFO] [stderr] 253 |         write!(player, "{}家河", s.show());
[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/game.rs:255:13
[INFO] [stderr]     |
[INFO] [stderr] 255 |             write!(player, "{}", d.tile().figure().show());
[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/game.rs:257:9
[INFO] [stderr]     |
[INFO] [stderr] 257 |         writeln!(player, "");
[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/game.rs:260:13
[INFO] [stderr]     |
[INFO] [stderr] 260 |             write!(player, "{}", tile.figure().show());
[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/game.rs:262:9
[INFO] [stderr]     |
[INFO] [stderr] 262 |         writeln!(player, "");
[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/game.rs:241:13
[INFO] [stderr]     |
[INFO] [stderr] 241 |         let mut s = String::new();
[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: method is never used: `mk_iter`
[INFO] [stderr]   --> src/tile.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn mk_iter() -> impl Iterator<Item=Self> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `mk_iter`
[INFO] [stderr]   --> src/tile.rs:74:5
[INFO] [stderr]    |
[INFO] [stderr] 74 |     pub fn mk_iter() -> impl Iterator<Item=Self> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated const is never used: `CHARA`
[INFO] [stderr]    --> src/tile.rs:137:5
[INFO] [stderr]     |
[INFO] [stderr] 137 |     pub const CHARA: Self = Suit(0);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated const is never used: `BAMBOO`
[INFO] [stderr]    --> src/tile.rs:138:5
[INFO] [stderr]     |
[INFO] [stderr] 138 |     pub const BAMBOO: Self = Suit(1);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated const is never used: `HOUNOR`
[INFO] [stderr]    --> src/tile.rs:140:5
[INFO] [stderr]     |
[INFO] [stderr] 140 |     pub const HOUNOR: Self = Suit(3);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `mk_iter`
[INFO] [stderr]    --> src/tile.rs:147:5
[INFO] [stderr]     |
[INFO] [stderr] 147 |     pub fn mk_iter() -> impl Iterator<Item=Self> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_horner`
[INFO] [stderr]    --> src/tile.rs:150:5
[INFO] [stderr]     |
[INFO] [stderr] 150 |     pub fn is_horner(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_numeric`
[INFO] [stderr]    --> src/tile.rs:153:5
[INFO] [stderr]     |
[INFO] [stderr] 153 |     pub fn is_numeric(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `mk_iter`
[INFO] [stderr]    --> src/tile.rs:166:5
[INFO] [stderr]     |
[INFO] [stderr] 166 |     pub fn mk_iter() -> impl Iterator<Item=Self> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_empty`
[INFO] [stderr]    --> src/tile.rs:188:5
[INFO] [stderr]     |
[INFO] [stderr] 188 |     pub fn is_empty(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `count`
[INFO] [stderr]    --> src/tile.rs:191:5
[INFO] [stderr]     |
[INFO] [stderr] 191 |     pub fn count(&self) -> usize {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `clear`
[INFO] [stderr]    --> src/tile.rs:194:5
[INFO] [stderr]     |
[INFO] [stderr] 194 |     pub fn clear(&mut self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has`
[INFO] [stderr]    --> src/tile.rs:212:5
[INFO] [stderr]     |
[INFO] [stderr] 212 |     pub fn has(&self, rs: RankSpec) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_empty`
[INFO] [stderr]    --> src/tile.rs:231:5
[INFO] [stderr]     |
[INFO] [stderr] 231 |     pub fn is_empty(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `count`
[INFO] [stderr]    --> src/tile.rs:234:5
[INFO] [stderr]     |
[INFO] [stderr] 234 |     pub fn count(&self) -> usize {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has`
[INFO] [stderr]    --> src/tile.rs:257:5
[INFO] [stderr]     |
[INFO] [stderr] 257 |     pub fn has(&self, t: Tile) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `figures`
[INFO] [stderr]    --> src/tile.rs:282:5
[INFO] [stderr]     |
[INFO] [stderr] 282 |     pub fn figures(&mut self) -> Figures {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/tile.rs:292:5
[INFO] [stderr]     |
[INFO] [stderr] 292 |     pub fn new() -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_empty`
[INFO] [stderr]    --> src/tile.rs:295:5
[INFO] [stderr]     |
[INFO] [stderr] 295 |     pub fn is_empty(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `count`
[INFO] [stderr]    --> src/tile.rs:298:5
[INFO] [stderr]     |
[INFO] [stderr] 298 |     pub fn count(&self) -> usize {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `next`
[INFO] [stderr]    --> src/tile.rs:301:5
[INFO] [stderr]     |
[INFO] [stderr] 301 |     pub fn next(&mut self) -> Option<Figure> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `suitranks`
[INFO] [stderr]    --> src/tile.rs:308:5
[INFO] [stderr]     |
[INFO] [stderr] 308 |     pub fn suitranks(&self, suit: Suit) -> SuitRanks {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add`
[INFO] [stderr]    --> src/tile.rs:312:5
[INFO] [stderr]     |
[INFO] [stderr] 312 |     pub fn add(&mut self, figure: Figure) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_chow`
[INFO] [stderr]    --> src/tile.rs:316:5
[INFO] [stderr]     |
[INFO] [stderr] 316 |     pub fn has_chow(&self, rep: Figure) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_pung`
[INFO] [stderr]    --> src/tile.rs:319:5
[INFO] [stderr]     |
[INFO] [stderr] 319 |     pub fn has_pung(&self, rep: Figure) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_kong`
[INFO] [stderr]    --> src/tile.rs:322:5
[INFO] [stderr]     |
[INFO] [stderr] 322 |     pub fn has_kong(&self, rep: Figure) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_pair`
[INFO] [stderr]    --> src/tile.rs:325:5
[INFO] [stderr]     |
[INFO] [stderr] 325 |     pub fn has_pair(&self, rep: Figure) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_one`
[INFO] [stderr]    --> src/tile.rs:328:5
[INFO] [stderr]     |
[INFO] [stderr] 328 |     pub fn has_one(&self, rep: Figure) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/tile.rs:335:5
[INFO] [stderr]     |
[INFO] [stderr] 335 |     pub fn new() -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_empty`
[INFO] [stderr]    --> src/tile.rs:338:5
[INFO] [stderr]     |
[INFO] [stderr] 338 |     pub fn is_empty(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `raw`
[INFO] [stderr]    --> src/tile.rs:341:5
[INFO] [stderr]     |
[INFO] [stderr] 341 |     pub fn raw(self) -> usize {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from_raw`
[INFO] [stderr]    --> src/tile.rs:344:5
[INFO] [stderr]     |
[INFO] [stderr] 344 |     pub fn from_raw(raw: usize) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `count`
[INFO] [stderr]    --> src/tile.rs:347:5
[INFO] [stderr]     |
[INFO] [stderr] 347 |     pub fn count(&self) -> usize {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `next`
[INFO] [stderr]    --> src/tile.rs:353:5
[INFO] [stderr]     |
[INFO] [stderr] 353 |     pub fn next(&mut self) -> Option<Rank> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add`
[INFO] [stderr]    --> src/tile.rs:363:5
[INFO] [stderr]     |
[INFO] [stderr] 363 |     pub fn add(&mut self, rank: Rank) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has`
[INFO] [stderr]    --> src/tile.rs:366:5
[INFO] [stderr]     |
[INFO] [stderr] 366 |     pub fn has(&self, rank: Rank) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `make_kong`
[INFO] [stderr]    --> src/tile.rs:369:5
[INFO] [stderr]     |
[INFO] [stderr] 369 |     pub fn make_kong(rank: Rank) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `make_pung`
[INFO] [stderr]    --> src/tile.rs:372:5
[INFO] [stderr]     |
[INFO] [stderr] 372 |     pub fn make_pung(rank: Rank) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `make_chow`
[INFO] [stderr]    --> src/tile.rs:375:5
[INFO] [stderr]     |
[INFO] [stderr] 375 |     pub fn make_chow(rank: Rank) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `make_pair`
[INFO] [stderr]    --> src/tile.rs:378:5
[INFO] [stderr]     |
[INFO] [stderr] 378 |     pub fn make_pair(rank: Rank) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `make_one`
[INFO] [stderr]    --> src/tile.rs:381:5
[INFO] [stderr]     |
[INFO] [stderr] 381 |     pub fn make_one(rank: Rank) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `filter_pung`
[INFO] [stderr]    --> src/tile.rs:384:5
[INFO] [stderr]     |
[INFO] [stderr] 384 |     pub fn filter_pung(self) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `filter_kong`
[INFO] [stderr]    --> src/tile.rs:390:5
[INFO] [stderr]     |
[INFO] [stderr] 390 |     pub fn filter_kong(self) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `filter_pair`
[INFO] [stderr]    --> src/tile.rs:396:5
[INFO] [stderr]     |
[INFO] [stderr] 396 |     pub fn filter_pair(self) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `filter_one`
[INFO] [stderr]    --> src/tile.rs:402:5
[INFO] [stderr]     |
[INFO] [stderr] 402 |     pub fn filter_one(self) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `filter_chow`
[INFO] [stderr]    --> src/tile.rs:408:5
[INFO] [stderr]     |
[INFO] [stderr] 408 |     pub fn filter_chow(self) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `filter_penryan`
[INFO] [stderr]    --> src/tile.rs:413:5
[INFO] [stderr]     |
[INFO] [stderr] 413 |     pub fn filter_penryan(self) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `filter_kanchan`
[INFO] [stderr]    --> src/tile.rs:418:5
[INFO] [stderr]     |
[INFO] [stderr] 418 |     pub fn filter_kanchan(self) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `filter_penchan`
[INFO] [stderr]    --> src/tile.rs:423:5
[INFO] [stderr]     |
[INFO] [stderr] 423 |     pub fn filter_penchan(self) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `filter_ryanmen`
[INFO] [stderr]    --> src/tile.rs:428:5
[INFO] [stderr]     |
[INFO] [stderr] 428 |     pub fn filter_ryanmen(self) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/tile.rs:436:5
[INFO] [stderr]     |
[INFO] [stderr] 436 |     pub fn new() -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_empty`
[INFO] [stderr]    --> src/tile.rs:439:5
[INFO] [stderr]     |
[INFO] [stderr] 439 |     pub fn is_empty(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `count`
[INFO] [stderr]    --> src/tile.rs:442:5
[INFO] [stderr]     |
[INFO] [stderr] 442 |     pub fn count(&self) -> usize {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `next`
[INFO] [stderr]    --> src/tile.rs:445:5
[INFO] [stderr]     |
[INFO] [stderr] 445 |     pub fn next(&mut self) -> Option<Suit> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `SuitTiles`
[INFO] [stderr]    --> src/tile.rs:457:1
[INFO] [stderr]     |
[INFO] [stderr] 457 | pub struct SuitTiles(u64);
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `raw`
[INFO] [stderr]    --> src/tile.rs:460:5
[INFO] [stderr]     |
[INFO] [stderr] 460 |     pub fn raw(self) -> usize {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from_raw`
[INFO] [stderr]    --> src/tile.rs:463:5
[INFO] [stderr]     |
[INFO] [stderr] 463 |     pub fn from_raw(raw: usize) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/tile.rs:466:5
[INFO] [stderr]     |
[INFO] [stderr] 466 |     pub fn new() -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_empty`
[INFO] [stderr]    --> src/tile.rs:469:5
[INFO] [stderr]     |
[INFO] [stderr] 469 |     pub fn is_empty(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `suit`
[INFO] [stderr]    --> src/tile.rs:472:5
[INFO] [stderr]     |
[INFO] [stderr] 472 |     pub fn suit(&self) -> Suit {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `singleton`
[INFO] [stderr]    --> src/tile.rs:475:5
[INFO] [stderr]     |
[INFO] [stderr] 475 |     pub fn singleton(tile: Tile) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `raw`
[INFO] [stderr]    --> src/tile.rs:483:5
[INFO] [stderr]     |
[INFO] [stderr] 483 |     pub fn raw(self) -> usize {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from_raw`
[INFO] [stderr]    --> src/tile.rs:486:5
[INFO] [stderr]     |
[INFO] [stderr] 486 |     pub fn from_raw(raw: usize) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from_suitranks`
[INFO] [stderr]    --> src/tile.rs:489:5
[INFO] [stderr]     |
[INFO] [stderr] 489 |     pub fn from_suitranks(suit: Suit, ranks: Ranks) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `into_suitranks`
[INFO] [stderr]    --> src/tile.rs:492:5
[INFO] [stderr]     |
[INFO] [stderr] 492 |     pub fn into_suitranks(self) -> (Suit, Ranks) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ranks`
[INFO] [stderr]    --> src/tile.rs:495:5
[INFO] [stderr]     |
[INFO] [stderr] 495 |     pub fn ranks(self) -> Ranks {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `suit`
[INFO] [stderr]    --> src/tile.rs:498:5
[INFO] [stderr]     |
[INFO] [stderr] 498 |     pub fn suit(self) -> Suit {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `tile_count`
[INFO] [stderr]    --> src/tile.rs:501:5
[INFO] [stderr]     |
[INFO] [stderr] 501 |     pub fn tile_count(&self) -> usize {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_chow`
[INFO] [stderr]    --> src/tile.rs:505:5
[INFO] [stderr]     |
[INFO] [stderr] 505 |     pub fn is_chow(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_pong`
[INFO] [stderr]    --> src/tile.rs:509:5
[INFO] [stderr]     |
[INFO] [stderr] 509 |     pub fn is_pong(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_kong`
[INFO] [stderr]    --> src/tile.rs:513:5
[INFO] [stderr]     |
[INFO] [stderr] 513 |     pub fn is_kong(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_kanchan`
[INFO] [stderr]    --> src/tile.rs:517:5
[INFO] [stderr]     |
[INFO] [stderr] 517 |     pub fn is_kanchan(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_penryan`
[INFO] [stderr]    --> src/tile.rs:521:5
[INFO] [stderr]     |
[INFO] [stderr] 521 |     pub fn is_penryan(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_penchan`
[INFO] [stderr]    --> src/tile.rs:525:5
[INFO] [stderr]     |
[INFO] [stderr] 525 |     pub fn is_penchan(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_ryanmen`
[INFO] [stderr]    --> src/tile.rs:529:5
[INFO] [stderr]     |
[INFO] [stderr] 529 |     pub fn is_ryanmen(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_pair`
[INFO] [stderr]    --> src/tile.rs:533:5
[INFO] [stderr]     |
[INFO] [stderr] 533 |     pub fn is_pair(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `to_figures`
[INFO] [stderr]    --> src/tile.rs:537:5
[INFO] [stderr]     |
[INFO] [stderr] 537 |     pub fn to_figures(&self) -> Vec<Figure> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `added_from`
[INFO] [stderr]   --> src/meld.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn added_from(self) -> usize {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_riichi_flag`
[INFO] [stderr]   --> src/table.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 |     pub fn add_riichi_flag(self) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_riichi_declaration`
[INFO] [stderr]   --> src/table.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     pub fn is_riichi_declaration(self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `len`
[INFO] [stderr]   --> src/table.rs:89:5
[INFO] [stderr]    |
[INFO] [stderr] 89 |     pub fn len(&self) -> usize {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `slice`
[INFO] [stderr]    --> src/table.rs:131:5
[INFO] [stderr]     |
[INFO] [stderr] 131 |     pub fn slice(&self) -> &[Meld] {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `last_mut`
[INFO] [stderr]    --> src/table.rs:152:5
[INFO] [stderr]     |
[INFO] [stderr] 152 |     pub fn last_mut(&mut self) -> Option<&mut Meld> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `last`
[INFO] [stderr]    --> src/table.rs:155:5
[INFO] [stderr]     |
[INFO] [stderr] 155 |     pub fn last(&self) -> Option<&Meld> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `frontside`
[INFO] [stderr]    --> src/table.rs:195:5
[INFO] [stderr]     |
[INFO] [stderr] 195 |     pub fn frontside(self) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `leftside`
[INFO] [stderr]    --> src/table.rs:198:5
[INFO] [stderr]     |
[INFO] [stderr] 198 |     pub fn leftside(self) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `payment`
[INFO] [stderr]   --> src/game.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn payment(&mut self, payer: usize, receiver: usize, points: isize) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `sticks`
[INFO] [stderr]   --> src/game.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     sticks: &'a mut Sticks,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `round`
[INFO] [stderr]   --> src/game.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 |     round: Wind,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `dice`
[INFO] [stderr]   --> src/game.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 |     dice: Dice,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Choose`
[INFO] [stderr]   --> src/game.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |     Choose{wind: Wind, drawn: Tile},
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `AskRobbingKong`
[INFO] [stderr]   --> src/game.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     AskRobbingKong{index: usize},
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Discard`
[INFO] [stderr]   --> src/game.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |     Discard{wind: Wind},
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `WinByDraw`
[INFO] [stderr]   --> src/game.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 |     WinByDraw(Wind, Tile),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `FourRiichiAbort`
[INFO] [stderr]   --> src/game.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 |     FourRiichiAbort,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `NineTerminalAbort`
[INFO] [stderr]   --> src/game.rs:63:5
[INFO] [stderr]    |
[INFO] [stderr] 63 |     NineTerminalAbort,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `FourWindAbort`
[INFO] [stderr]   --> src/game.rs:64:5
[INFO] [stderr]    |
[INFO] [stderr] 64 |     FourWindAbort,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ThreeWinAbort`
[INFO] [stderr]   --> src/game.rs:65:5
[INFO] [stderr]    |
[INFO] [stderr] 65 |     ThreeWinAbort,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `FourKongAbort`
[INFO] [stderr]   --> src/game.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 66 |     FourKongAbort,   
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `run_match`
[INFO] [stderr]   --> src/game.rs:72:5
[INFO] [stderr]    |
[INFO] [stderr] 72 |     pub fn run_match(&mut self) -> Result<[isize; 4], failure::Error> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `run_eastmatch`
[INFO] [stderr]   --> src/game.rs:94:5
[INFO] [stderr]    |
[INFO] [stderr] 94 |     pub fn run_eastmatch(&mut self) -> Result<[isize; 4], failure::Error> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `phase`
[INFO] [stderr]    --> src/game.rs:200:5
[INFO] [stderr]     |
[INFO] [stderr] 200 |     pub fn phase(phase: Phase) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `finish`
[INFO] [stderr]    --> src/game.rs:203:5
[INFO] [stderr]     |
[INFO] [stderr] 203 |     pub fn finish(finish: Finish) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `remove_tile_from_hand`
[INFO] [stderr]    --> src/game.rs:268:5
[INFO] [stderr]     |
[INFO] [stderr] 268 |     pub fn remove_tile_from_hand(&mut self, tile: Tile) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_meld`
[INFO] [stderr]    --> src/game.rs:271:5
[INFO] [stderr]     |
[INFO] [stderr] 271 |     pub fn has_meld(&mut self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_kong_concealed`
[INFO] [stderr]    --> src/game.rs:291:5
[INFO] [stderr]     |
[INFO] [stderr] 291 |     pub fn has_kong_concealed(&self, figure: Figure) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_pung_exposed`
[INFO] [stderr]    --> src/game.rs:294:5
[INFO] [stderr]     |
[INFO] [stderr] 294 |     pub fn has_pung_exposed(&self, figure: Figure) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `has_figure_concealed`
[INFO] [stderr]    --> src/game.rs:298:5
[INFO] [stderr]     |
[INFO] [stderr] 298 |     pub fn has_figure_concealed(&self, figure: Figure) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `look_river`
[INFO] [stderr]    --> src/game.rs:301:5
[INFO] [stderr]     |
[INFO] [stderr] 301 |     pub fn look_river(&self) -> Tile {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `rob_tile`
[INFO] [stderr]    --> src/game.rs:304:5
[INFO] [stderr]     |
[INFO] [stderr] 304 |     pub fn rob_tile(&mut self) -> Option<(Tile, usize)> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/player.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     pub fn new() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from_socket`
[INFO] [stderr]   --> src/player.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 |     pub fn from_socket(listener: &net::TcpListener) -> Result<Player, failure::Error> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `shuffle`
[INFO] [stderr]   --> src/dice.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn shuffle(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/game.rs:233:9
[INFO] [stderr]     |
[INFO] [stderr] 233 |         writeln!(player, "{}家 ツモ番", self.wind.show());
[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]     = 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/game.rs:235:13
[INFO] [stderr]     |
[INFO] [stderr] 235 |             write!(player, "{}", tile.figure().show());
[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/game.rs:237:9
[INFO] [stderr]     |
[INFO] [stderr] 237 |         writeln!(player, " {}", drawn.figure().show());
[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/game.rs:245:9
[INFO] [stderr]     |
[INFO] [stderr] 245 |         writeln!(player, "{}家 鳴き番", s.show());
[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/game.rs:247:13
[INFO] [stderr]     |
[INFO] [stderr] 247 |             write!(player, "{}家河", o.show());
[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/game.rs:249:17
[INFO] [stderr]     |
[INFO] [stderr] 249 |                 write!(player, "{}", d.tile().figure().show());
[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/game.rs:251:13
[INFO] [stderr]     |
[INFO] [stderr] 251 |             writeln!(player, "");
[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/game.rs:253:9
[INFO] [stderr]     |
[INFO] [stderr] 253 |         write!(player, "{}家河", s.show());
[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/game.rs:255:13
[INFO] [stderr]     |
[INFO] [stderr] 255 |             write!(player, "{}", d.tile().figure().show());
[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/game.rs:257:9
[INFO] [stderr]     |
[INFO] [stderr] 257 |         writeln!(player, "");
[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/game.rs:260:13
[INFO] [stderr]     |
[INFO] [stderr] 260 |             write!(player, "{}", tile.figure().show());
[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/game.rs:262:9
[INFO] [stderr]     |
[INFO] [stderr] 262 |         writeln!(player, "");
[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]     Finished dev [unoptimized + debuginfo] target(s) in 46.90s
[INFO] running `"docker" "inspect" "9fe1baac89b8dbcc32fcda9ad0368cd8cb5a3172bd2dcb78dc3ae4ecc186e546"`
[INFO] running `"docker" "rm" "-f" "9fe1baac89b8dbcc32fcda9ad0368cd8cb5a3172bd2dcb78dc3ae4ecc186e546"`
[INFO] [stdout] 9fe1baac89b8dbcc32fcda9ad0368cd8cb5a3172bd2dcb78dc3ae4ecc186e546