[INFO] updating cached repository https://github.com/subdir/pkb
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 823bc3e20367ff8c6012dd3a341cd7fb6385c459
[INFO] checking subdir/pkb against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsubdir%2Fpkb" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/subdir/pkb on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/subdir/pkb
[INFO] finished tweaking git repo https://github.com/subdir/pkb
[INFO] tweaked toml for git repo https://github.com/subdir/pkb written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/subdir/pkb already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1bfb2f1d0dd978bf9d37d72269525c41f82580f652285aacb8b78a94c4cd6203
[INFO] running `"docker" "start" "-a" "1bfb2f1d0dd978bf9d37d72269525c41f82580f652285aacb8b78a94c4cd6203"`
[INFO] [stderr]     Checking libc v0.2.31
[INFO] [stderr]     Checking either v1.2.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking itertools v0.6.5
[INFO] [stderr]     Checking rand v0.3.16
[INFO] [stderr]    Compiling derive_more v0.6.2
[INFO] [stderr]     Checking pokerbot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: field is never used: `bettor`
[INFO] [stderr]   --> src/game/betting.rs:62:22
[INFO] [stderr]    |
[INFO] [stderr] 62 |     NotEnoughChips { bettor: ActiveBettor<Player>, bet: Chips },
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `bet`
[INFO] [stderr]   --> src/game/betting.rs:62:52
[INFO] [stderr]    |
[INFO] [stderr] 62 |     NotEnoughChips { bettor: ActiveBettor<Player>, bet: Chips },
[INFO] [stderr]    |                                                    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `bettor`
[INFO] [stderr]   --> src/game/betting.rs:63:27
[INFO] [stderr]    |
[INFO] [stderr] 63 |     LessThanPreviousBet { bettor: ActiveBettor<Player>, bet: Chips },
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `bet`
[INFO] [stderr]   --> src/game/betting.rs:63:57
[INFO] [stderr]    |
[INFO] [stderr] 63 |     LessThanPreviousBet { bettor: ActiveBettor<Player>, bet: Chips },
[INFO] [stderr]    |                                                         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `bettor`
[INFO] [stderr]   --> src/game/betting.rs:64:19
[INFO] [stderr]    |
[INFO] [stderr] 64 |     TooSmallBet { bettor: ActiveBettor<Player>, bet: Chips, min_bet: Chips },
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `bet`
[INFO] [stderr]   --> src/game/betting.rs:64:49
[INFO] [stderr]    |
[INFO] [stderr] 64 |     TooSmallBet { bettor: ActiveBettor<Player>, bet: Chips, min_bet: Chips },
[INFO] [stderr]    |                                                 ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `min_bet`
[INFO] [stderr]   --> src/game/betting.rs:64:61
[INFO] [stderr]    |
[INFO] [stderr] 64 |     TooSmallBet { bettor: ActiveBettor<Player>, bet: Chips, min_bet: Chips },
[INFO] [stderr]    |                                                             ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `into_bettor`
[INFO] [stderr]   --> src/game/betting.rs:69:5
[INFO] [stderr]    |
[INFO] [stderr] 69 |     fn into_bettor(self) -> ActiveBettor<Player> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `bettor`
[INFO] [stderr]    --> src/game/betting.rs:120:5
[INFO] [stderr]     |
[INFO] [stderr] 120 |     bettor: Bettor<Player>
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/game/betting.rs:124:5
[INFO] [stderr]     |
[INFO] [stderr] 124 |     fn new(bettor: Bettor<Player>) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/game/betting.rs:137:5
[INFO] [stderr]     |
[INFO] [stderr] 137 |     fn new(bettor: Bettor<Player>) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `fold`
[INFO] [stderr]    --> src/game/betting.rs:198:5
[INFO] [stderr]     |
[INFO] [stderr] 198 |     fn fold(self) -> FoldedBettor<Player> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `folded`
[INFO] [stderr]    --> src/game/betting.rs:219:5
[INFO] [stderr]     |
[INFO] [stderr] 219 |     folded: Vec<FoldedBettor<Player>>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `total_count`
[INFO] [stderr]    --> src/game/betting.rs:234:5
[INFO] [stderr]     |
[INFO] [stderr] 234 |     fn total_count(&self) -> usize { self.betting_queue.len() + self.all_in.len() + self.folded.len() }
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `folded_count`
[INFO] [stderr]    --> src/game/betting.rs:237:5
[INFO] [stderr]     |
[INFO] [stderr] 237 |     fn folded_count(&self) -> usize { self.folded.len() }
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `insert_next_bettor`
[INFO] [stderr]    --> src/game/betting.rs:253:5
[INFO] [stderr]     |
[INFO] [stderr] 253 |     fn insert_next_bettor(&mut self, bettor: ActiveBettor<Player>) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_folded`
[INFO] [stderr]    --> src/game/betting.rs:257:5
[INFO] [stderr]     |
[INFO] [stderr] 257 |     fn add_folded(&mut self, folded: FoldedBettor<Player>) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Winner`
[INFO] [stderr]    --> src/game/betting.rs:325:5
[INFO] [stderr]     |
[INFO] [stderr] 325 |     Winner(Winner<Player>),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `fold`
[INFO] [stderr]    --> src/game/betting.rs:336:5
[INFO] [stderr]     |
[INFO] [stderr] 336 |     fn fold(mut self, player: Player) -> RoundState<Player> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `bettors`
[INFO] [stderr]    --> src/game/betting.rs:389:5
[INFO] [stderr]     |
[INFO] [stderr] 389 |     bettors: Bettors<Player>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `error`
[INFO] [stderr]    --> src/game/betting.rs:390:5
[INFO] [stderr]     |
[INFO] [stderr] 390 |     error: BetError<Player>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `error`
[INFO] [stderr]    --> src/game/betting.rs:394:5
[INFO] [stderr]     |
[INFO] [stderr] 394 |     fn error(&self) -> &BetError<Player> { &self.error }
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `fold_fix`
[INFO] [stderr]    --> src/game/betting.rs:398:5
[INFO] [stderr]     |
[INFO] [stderr] 398 |     fn fold_fix(mut self, player: Player) -> RoundState<Player> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `bettors`
[INFO] [stderr]    --> src/game/betting.rs:406:5
[INFO] [stderr]     |
[INFO] [stderr] 406 |     bettors: Bettors<Player>
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `bettors`
[INFO] [stderr]    --> src/game/betting.rs:414:5
[INFO] [stderr]     |
[INFO] [stderr] 414 |     bettors: Bettors<Player>
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `bettors`
[INFO] [stderr]    --> src/game/betting.rs:422:5
[INFO] [stderr]     |
[INFO] [stderr] 422 |     bettors: Bettors<Player>
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/lib.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(conservative_impl_trait)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
[INFO] [stderr]    --> src/util/ordered_iter.rs:212:9
[INFO] [stderr]     |
[INFO] [stderr] 212 |         vec!(1u8,2,1).into_iter().assert_order(Ascending).collect::<Vec<u8>>();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
[INFO] [stderr]    --> src/util/ordered_iter.rs:226:9
[INFO] [stderr]     |
[INFO] [stderr] 226 |         vec!(1u8,2,2).into_iter().assert_order(StrictAscending).collect::<Vec<u8>>();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
[INFO] [stderr]    --> src/util/ordered_iter.rs:240:9
[INFO] [stderr]     |
[INFO] [stderr] 240 |         vec!(3u8,2,3).into_iter().assert_order(Descending).collect::<Vec<u8>>();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
[INFO] [stderr]    --> src/util/ordered_iter.rs:254:9
[INFO] [stderr]     |
[INFO] [stderr] 254 |         vec!(3u8,2,2).into_iter().debug_assert_order(StrictDescending).collect::<Vec<u8>>();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/game/betting.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn new(player: Player, stake: Chips) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `NotEnoughChips`
[INFO] [stderr]   --> src/game/betting.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     NotEnoughChips,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LessThanPreviousBet`
[INFO] [stderr]   --> src/game/betting.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     LessThanPreviousBet,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/game/betting.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     fn new(player: ActivePlayer<Player>) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `player`
[INFO] [stderr]   --> src/game/betting.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn player(&self) -> &Player { &self.player }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `stake`
[INFO] [stderr]   --> src/game/betting.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 |     fn stake(&self) -> Chips { self.stake }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `bet`
[INFO] [stderr]   --> src/game/betting.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 |     fn bet(&self) -> Chips { self.bet }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_all_in`
[INFO] [stderr]   --> src/game/betting.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     fn is_all_in(&self) -> bool { self.bet == self.stake }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `make_bet`
[INFO] [stderr]   --> src/game/betting.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 48 |     fn make_bet(&mut self, new_bet: Chips) -> Result<(), SimpleBetError> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `BetError`
[INFO] [stderr]   --> src/game/betting.rs:61:1
[INFO] [stderr]    |
[INFO] [stderr] 61 | enum BetError<Player> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `into_bettor`
[INFO] [stderr]   --> src/game/betting.rs:69:5
[INFO] [stderr]    |
[INFO] [stderr] 69 |     fn into_bettor(self) -> ActiveBettor<Player> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `InvolvedBettor`
[INFO] [stderr]   --> src/game/betting.rs:81:1
[INFO] [stderr]    |
[INFO] [stderr] 81 | enum InvolvedBettor<Player> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/game/betting.rs:87:5
[INFO] [stderr]    |
[INFO] [stderr] 87 |     fn new(bettor: Bettor<Player>) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new_forced`
[INFO] [stderr]   --> src/game/betting.rs:97:5
[INFO] [stderr]    |
[INFO] [stderr] 97 |     fn new_forced(bettor: Bettor<Player>) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `bet`
[INFO] [stderr]    --> src/game/betting.rs:107:5
[INFO] [stderr]     |
[INFO] [stderr] 107 |     fn bet(&self) -> Chips {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `FoldedBettor`
[INFO] [stderr]    --> src/game/betting.rs:119:1
[INFO] [stderr]     |
[INFO] [stderr] 119 | struct FoldedBettor<Player> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/game/betting.rs:124:5
[INFO] [stderr]     |
[INFO] [stderr] 124 |     fn new(bettor: Bettor<Player>) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `AllInBettor`
[INFO] [stderr]    --> src/game/betting.rs:132:1
[INFO] [stderr]     |
[INFO] [stderr] 132 | struct AllInBettor<Player> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/game/betting.rs:137:5
[INFO] [stderr]     |
[INFO] [stderr] 137 |     fn new(bettor: Bettor<Player>) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `bet`
[INFO] [stderr]    --> src/game/betting.rs:142:5
[INFO] [stderr]     |
[INFO] [stderr] 142 |     fn bet(&self) -> Chips { self.bettor.bet() }
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/game/betting.rs:153:5
[INFO] [stderr]     |
[INFO] [stderr] 153 |     fn new(player: ActivePlayer<Player>) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is`
[INFO] [stderr]    --> src/game/betting.rs:159:5
[INFO] [stderr]     |
[INFO] [stderr] 159 |     fn is(self, player: Player) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `make_forced_bet`
[INFO] [stderr]    --> src/game/betting.rs:171:5
[INFO] [stderr]     |
[INFO] [stderr] 171 |     fn make_forced_bet(mut self, new_bet: Chips) -> InvolvedBettor<Player> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `ActiveBettor`
[INFO] [stderr]    --> src/game/betting.rs:181:1
[INFO] [stderr]     |
[INFO] [stderr] 181 | struct ActiveBettor<Player> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is`
[INFO] [stderr]    --> src/game/betting.rs:187:5
[INFO] [stderr]     |
[INFO] [stderr] 187 |     fn is(self, player: Player) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `bet`
[INFO] [stderr]    --> src/game/betting.rs:194:5
[INFO] [stderr]     |
[INFO] [stderr] 194 |     fn bet(&self) -> Chips { self.bettor.bet() }
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `stake`
[INFO] [stderr]    --> src/game/betting.rs:195:5
[INFO] [stderr]     |
[INFO] [stderr] 195 |     fn stake(&self) -> Chips { self.bettor.stake() }
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `acted`
[INFO] [stderr]    --> src/game/betting.rs:196:5
[INFO] [stderr]     |
[INFO] [stderr] 196 |     fn acted(&self) -> bool { self.acted }
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `fold`
[INFO] [stderr]    --> src/game/betting.rs:198:5
[INFO] [stderr]     |
[INFO] [stderr] 198 |     fn fold(self) -> FoldedBettor<Player> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `make_bet`
[INFO] [stderr]    --> src/game/betting.rs:202:5
[INFO] [stderr]     |
[INFO] [stderr] 202 |     fn make_bet(mut self, new_bet: Chips) -> Result<InvolvedBettor<Player>, BetError<Player>> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Bettors`
[INFO] [stderr]    --> src/game/betting.rs:216:1
[INFO] [stderr]     |
[INFO] [stderr] 216 | struct Bettors<Player> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/game/betting.rs:224:5
[INFO] [stderr]     |
[INFO] [stderr] 224 |     fn new() -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `max_bet`
[INFO] [stderr]    --> src/game/betting.rs:233:5
[INFO] [stderr]     |
[INFO] [stderr] 233 |     fn max_bet(&self) -> Chips { self.max_bet }
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `total_count`
[INFO] [stderr]    --> src/game/betting.rs:234:5
[INFO] [stderr]     |
[INFO] [stderr] 234 |     fn total_count(&self) -> usize { self.betting_queue.len() + self.all_in.len() + self.folded.len() }
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `involved_count`
[INFO] [stderr]    --> src/game/betting.rs:235:5
[INFO] [stderr]     |
[INFO] [stderr] 235 |     fn involved_count(&self) -> usize { self.betting_queue.len() + self.all_in.len() }
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `active_count`
[INFO] [stderr]    --> src/game/betting.rs:236:5
[INFO] [stderr]     |
[INFO] [stderr] 236 |     fn active_count(&self) -> usize { self.betting_queue.len() }
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `folded_count`
[INFO] [stderr]    --> src/game/betting.rs:237:5
[INFO] [stderr]     |
[INFO] [stderr] 237 |     fn folded_count(&self) -> usize { self.folded.len() }
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `all_acted_and_agreed`
[INFO] [stderr]    --> src/game/betting.rs:239:5
[INFO] [stderr]     |
[INFO] [stderr] 239 |     fn all_acted_and_agreed(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `may_agree_by_checking`
[INFO] [stderr]    --> src/game/betting.rs:244:5
[INFO] [stderr]     |
[INFO] [stderr] 244 |     fn may_agree_by_checking(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `next_bettor`
[INFO] [stderr]    --> src/game/betting.rs:249:5
[INFO] [stderr]     |
[INFO] [stderr] 249 |     fn next_bettor(&mut self) -> ActiveBettor<Player> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `insert_next_bettor`
[INFO] [stderr]    --> src/game/betting.rs:253:5
[INFO] [stderr]     |
[INFO] [stderr] 253 |     fn insert_next_bettor(&mut self, bettor: ActiveBettor<Player>) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_folded`
[INFO] [stderr]    --> src/game/betting.rs:257:5
[INFO] [stderr]     |
[INFO] [stderr] 257 |     fn add_folded(&mut self, folded: FoldedBettor<Player>) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_involved`
[INFO] [stderr]    --> src/game/betting.rs:261:5
[INFO] [stderr]     |
[INFO] [stderr] 261 |     fn add_involved(&mut self, bettor: InvolvedBettor<Player>) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `ForcedBetting`
[INFO] [stderr]    --> src/game/betting.rs:277:1
[INFO] [stderr]     |
[INFO] [stderr] 277 | struct ForcedBetting<Player, ForcedBettorIter> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/game/betting.rs:286:5
[INFO] [stderr]     |
[INFO] [stderr] 286 |     pub fn new(forced_bettors: ForcedBettorIter) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `finish`
[INFO] [stderr]    --> src/game/betting.rs:293:5
[INFO] [stderr]     |
[INFO] [stderr] 293 |     fn finish(mut self) -> RoundState<Player> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `make_forced_bet`
[INFO] [stderr]    --> src/game/betting.rs:314:5
[INFO] [stderr]     |
[INFO] [stderr] 314 |     fn make_forced_bet(&mut self, player: Player, bet: Chips) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `RoundState`
[INFO] [stderr]    --> src/game/betting.rs:322:1
[INFO] [stderr]     |
[INFO] [stderr] 322 | enum RoundState<Player> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Betting`
[INFO] [stderr]    --> src/game/betting.rs:331:1
[INFO] [stderr]     |
[INFO] [stderr] 331 | struct Betting<Player> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `fold`
[INFO] [stderr]    --> src/game/betting.rs:336:5
[INFO] [stderr]     |
[INFO] [stderr] 336 |     fn fold(mut self, player: Player) -> RoundState<Player> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `make_bet`
[INFO] [stderr]    --> src/game/betting.rs:353:5
[INFO] [stderr]     |
[INFO] [stderr] 353 |     fn make_bet(mut self, player: Player, new_bet: Chips) -> RoundState<Player> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `InvalidBet`
[INFO] [stderr]    --> src/game/betting.rs:388:1
[INFO] [stderr]     |
[INFO] [stderr] 388 | struct InvalidBet<Player> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `error`
[INFO] [stderr]    --> src/game/betting.rs:394:5
[INFO] [stderr]     |
[INFO] [stderr] 394 |     fn error(&self) -> &BetError<Player> { &self.error }
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `fold_fix`
[INFO] [stderr]    --> src/game/betting.rs:398:5
[INFO] [stderr]     |
[INFO] [stderr] 398 |     fn fold_fix(mut self, player: Player) -> RoundState<Player> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Winner`
[INFO] [stderr]    --> src/game/betting.rs:405:1
[INFO] [stderr]     |
[INFO] [stderr] 405 | struct Winner<Player> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Agreement`
[INFO] [stderr]    --> src/game/betting.rs:413:1
[INFO] [stderr]     |
[INFO] [stderr] 413 | struct Agreement<Player> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Showdown`
[INFO] [stderr]    --> src/game/betting.rs:421:1
[INFO] [stderr]     |
[INFO] [stderr] 421 | struct Showdown<Player> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/lib.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(conservative_impl_trait)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.62s
[INFO] running `"docker" "inspect" "1bfb2f1d0dd978bf9d37d72269525c41f82580f652285aacb8b78a94c4cd6203"`
[INFO] running `"docker" "rm" "-f" "1bfb2f1d0dd978bf9d37d72269525c41f82580f652285aacb8b78a94c4cd6203"`
[INFO] [stdout] 1bfb2f1d0dd978bf9d37d72269525c41f82580f652285aacb8b78a94c4cd6203