[INFO] updating cached repository https://github.com/hemangandhi/tichu
[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] d6240d3f2708743be6f3751053d4a96272e6f401
[INFO] testing hemangandhi/tichu against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhemangandhi%2Ftichu" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hemangandhi/tichu on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/hemangandhi/tichu
[INFO] finished tweaking git repo https://github.com/hemangandhi/tichu
[INFO] tweaked toml for git repo https://github.com/hemangandhi/tichu written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/hemangandhi/tichu already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 685d503deca42e153e2fead6f0de43c4b34882cb6413965a89e7e9748b1ee809
[INFO] running `"docker" "start" "-a" "685d503deca42e153e2fead6f0de43c4b34882cb6413965a89e7e9748b1ee809"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling spin v0.5.0
[INFO] [stderr]    Compiling smallvec v0.6.10
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_chacha v0.2.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling getrandom v0.1.6
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling once_cell v0.1.8
[INFO] [stderr]    Compiling cached v0.8.0
[INFO] [stderr]    Compiling tishu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/tichu/game.rs:357:47
[INFO] [stderr]     |
[INFO] [stderr] 357 |             let mut hands: [PlayerCards; 4] = std::mem::uninitialized();
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `distance_to`
[INFO] [stderr]   --> src/tichu/hand.rs:61:12
[INFO] [stderr]    |
[INFO] [stderr] 61 |     pub fn distance_to(&self, other: &Self) -> i32 {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `point_value`
[INFO] [stderr]   --> src/tichu/hand.rs:65:12
[INFO] [stderr]    |
[INFO] [stderr] 65 |     pub fn point_value(&self, keep_dragon: bool) -> i32 {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Pass`
[INFO] [stderr]    --> src/tichu/hand.rs:134:5
[INFO] [stderr]     |
[INFO] [stderr] 134 |     Pass,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Single`
[INFO] [stderr]    --> src/tichu/hand.rs:135:5
[INFO] [stderr]     |
[INFO] [stderr] 135 |     Single(Card),
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Pair`
[INFO] [stderr]    --> src/tichu/hand.rs:136:5
[INFO] [stderr]     |
[INFO] [stderr] 136 |     Pair(Card),
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Triple`
[INFO] [stderr]    --> src/tichu/hand.rs:137:5
[INFO] [stderr]     |
[INFO] [stderr] 137 |     Triple(Card),
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `FourOfAKind`
[INFO] [stderr]    --> src/tichu/hand.rs:138:5
[INFO] [stderr]     |
[INFO] [stderr] 138 |     FourOfAKind(Card),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `FullHouse`
[INFO] [stderr]    --> src/tichu/hand.rs:139:5
[INFO] [stderr]     |
[INFO] [stderr] 139 |     FullHouse(Card, Card),       //first over second
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ConsecutivePairs`
[INFO] [stderr]    --> src/tichu/hand.rs:140:5
[INFO] [stderr]     |
[INFO] [stderr] 140 |     ConsecutivePairs(Card, u32), //bottom and length
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Straight`
[INFO] [stderr]    --> src/tichu/hand.rs:141:5
[INFO] [stderr]     |
[INFO] [stderr] 141 |     Straight(Card, u32),         //bottom and length
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `StraightFlush`
[INFO] [stderr]    --> src/tichu/hand.rs:142:5
[INFO] [stderr]     |
[INFO] [stderr] 142 |     StraightFlush(Card, u32),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `num_cards`
[INFO] [stderr]    --> src/tichu/hand.rs:146:12
[INFO] [stderr]     |
[INFO] [stderr] 146 |     pub fn num_cards(&self) -> u32 {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `groups_of_n_such_that`
[INFO] [stderr]    --> src/tichu/hand.rs:176:4
[INFO] [stderr]     |
[INFO] [stderr] 176 | fn groups_of_n_such_that(n: u32, cond: Option<&Value>, use_pheonix: bool, unseen: &[Card]) -> u32 {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `length_n_straights_of_k_beating`
[INFO] [stderr]    --> src/tichu/hand.rs:198:4
[INFO] [stderr]     |
[INFO] [stderr] 198 | fn length_n_straights_of_k_beating(
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `count_straight_flush_bombs`
[INFO] [stderr]    --> src/tichu/hand.rs:247:4
[INFO] [stderr]     |
[INFO] [stderr] 247 | fn count_straight_flush_bombs(n_cards: u32, unseen_cards: &[Card]) -> u32 {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `value`
[INFO] [stderr]    --> src/tichu/hand.rs:262:12
[INFO] [stderr]     |
[INFO] [stderr] 262 |     pub fn value(&self, keep_dragon: bool) -> i32 {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `num_non_bomb_plays_that_beat`
[INFO] [stderr]    --> src/tichu/hand.rs:277:8
[INFO] [stderr]     |
[INFO] [stderr] 277 |     fn num_non_bomb_plays_that_beat(&self, unseen_cards: &[Card]) -> u32 {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_pass`
[INFO] [stderr]    --> src/tichu/hand.rs:315:8
[INFO] [stderr]     |
[INFO] [stderr] 315 |     fn is_pass(&self) -> bool {
[INFO] [stderr]     |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `probability_of_being_beaten`
[INFO] [stderr]    --> src/tichu/hand.rs:319:12
[INFO] [stderr]     |
[INFO] [stderr] 319 |     pub fn probability_of_being_beaten(&self, unseen_cards: &[Card], opp_hand_size: u32) -> f64 {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `NoCall`
[INFO] [stderr]    --> src/tichu/game.rs:245:5
[INFO] [stderr]     |
[INFO] [stderr] 245 |     NoCall,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Tichu`
[INFO] [stderr]    --> src/tichu/game.rs:249:5
[INFO] [stderr]     |
[INFO] [stderr] 249 |     Tichu(f64),
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `GrandTichu`
[INFO] [stderr]    --> src/tichu/game.rs:250:5
[INFO] [stderr]     |
[INFO] [stderr] 250 |     GrandTichu(f64),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `censor`
[INFO] [stderr]    --> src/tichu/game.rs:297:12
[INFO] [stderr]     |
[INFO] [stderr] 297 |     pub fn censor(&self) -> Self {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `play_move_helper`
[INFO] [stderr]    --> src/tichu/game.rs:383:8
[INFO] [stderr]     |
[INFO] [stderr] 383 |     fn play_move_helper<T: Player>(
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `play_move`
[INFO] [stderr]    --> src/tichu/game.rs:447:8
[INFO] [stderr]     |
[INFO] [stderr] 447 |     fn play_move<T: Player>(
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `show_cards_to_player`
[INFO] [stderr]    --> src/tichu/game.rs:495:8
[INFO] [stderr]     |
[INFO] [stderr] 495 |     fn show_cards_to_player<T: Player>(cards: PlayerCards, player: &mut T) -> TichuCall {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `swap_cards`
[INFO] [stderr]    --> src/tichu/game.rs:528:8
[INFO] [stderr]     |
[INFO] [stderr] 528 |     fn swap_cards(
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `do_pass`
[INFO] [stderr]    --> src/tichu/game.rs:557:8
[INFO] [stderr]     |
[INFO] [stderr] 557 |     fn do_pass<T: Player>(
[INFO] [stderr]     |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `play_game`
[INFO] [stderr]    --> src/tichu/game.rs:627:12
[INFO] [stderr]     |
[INFO] [stderr] 627 |     pub fn play_game<T: Player>(
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `deck` should have an upper case name
[INFO] [stderr]   --> src/tichu/game.rs:14:12
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub static deck: [hand::Card; 14 * 4] = [
[INFO] [stderr]    |            ^^^^ help: convert the identifier to upper case: `DECK`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 31 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.89s
[INFO] running `"docker" "inspect" "685d503deca42e153e2fead6f0de43c4b34882cb6413965a89e7e9748b1ee809"`
[INFO] running `"docker" "rm" "-f" "685d503deca42e153e2fead6f0de43c4b34882cb6413965a89e7e9748b1ee809"`
[INFO] [stdout] 685d503deca42e153e2fead6f0de43c4b34882cb6413965a89e7e9748b1ee809
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 055d17dfda6c52b025885278c6827c43f45ec5e500f0e38e5cea7f701e60b9ec
[INFO] running `"docker" "start" "-a" "055d17dfda6c52b025885278c6827c43f45ec5e500f0e38e5cea7f701e60b9ec"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling tishu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/tichu/game.rs:357:47
[INFO] [stderr]     |
[INFO] [stderr] 357 |             let mut hands: [PlayerCards; 4] = std::mem::uninitialized();
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `distance_to`
[INFO] [stderr]   --> src/tichu/hand.rs:61:12
[INFO] [stderr]    |
[INFO] [stderr] 61 |     pub fn distance_to(&self, other: &Self) -> i32 {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `point_value`
[INFO] [stderr]   --> src/tichu/hand.rs:65:12
[INFO] [stderr]    |
[INFO] [stderr] 65 |     pub fn point_value(&self, keep_dragon: bool) -> i32 {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Pass`
[INFO] [stderr]    --> src/tichu/hand.rs:134:5
[INFO] [stderr]     |
[INFO] [stderr] 134 |     Pass,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Single`
[INFO] [stderr]    --> src/tichu/hand.rs:135:5
[INFO] [stderr]     |
[INFO] [stderr] 135 |     Single(Card),
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Pair`
[INFO] [stderr]    --> src/tichu/hand.rs:136:5
[INFO] [stderr]     |
[INFO] [stderr] 136 |     Pair(Card),
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Triple`
[INFO] [stderr]    --> src/tichu/hand.rs:137:5
[INFO] [stderr]     |
[INFO] [stderr] 137 |     Triple(Card),
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `FourOfAKind`
[INFO] [stderr]    --> src/tichu/hand.rs:138:5
[INFO] [stderr]     |
[INFO] [stderr] 138 |     FourOfAKind(Card),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `FullHouse`
[INFO] [stderr]    --> src/tichu/hand.rs:139:5
[INFO] [stderr]     |
[INFO] [stderr] 139 |     FullHouse(Card, Card),       //first over second
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ConsecutivePairs`
[INFO] [stderr]    --> src/tichu/hand.rs:140:5
[INFO] [stderr]     |
[INFO] [stderr] 140 |     ConsecutivePairs(Card, u32), //bottom and length
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Straight`
[INFO] [stderr]    --> src/tichu/hand.rs:141:5
[INFO] [stderr]     |
[INFO] [stderr] 141 |     Straight(Card, u32),         //bottom and length
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `StraightFlush`
[INFO] [stderr]    --> src/tichu/hand.rs:142:5
[INFO] [stderr]     |
[INFO] [stderr] 142 |     StraightFlush(Card, u32),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `num_cards`
[INFO] [stderr]    --> src/tichu/hand.rs:146:12
[INFO] [stderr]     |
[INFO] [stderr] 146 |     pub fn num_cards(&self) -> u32 {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `groups_of_n_such_that`
[INFO] [stderr]    --> src/tichu/hand.rs:176:4
[INFO] [stderr]     |
[INFO] [stderr] 176 | fn groups_of_n_such_that(n: u32, cond: Option<&Value>, use_pheonix: bool, unseen: &[Card]) -> u32 {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `length_n_straights_of_k_beating`
[INFO] [stderr]    --> src/tichu/hand.rs:198:4
[INFO] [stderr]     |
[INFO] [stderr] 198 | fn length_n_straights_of_k_beating(
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `count_straight_flush_bombs`
[INFO] [stderr]    --> src/tichu/hand.rs:247:4
[INFO] [stderr]     |
[INFO] [stderr] 247 | fn count_straight_flush_bombs(n_cards: u32, unseen_cards: &[Card]) -> u32 {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `value`
[INFO] [stderr]    --> src/tichu/hand.rs:262:12
[INFO] [stderr]     |
[INFO] [stderr] 262 |     pub fn value(&self, keep_dragon: bool) -> i32 {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `num_non_bomb_plays_that_beat`
[INFO] [stderr]    --> src/tichu/hand.rs:277:8
[INFO] [stderr]     |
[INFO] [stderr] 277 |     fn num_non_bomb_plays_that_beat(&self, unseen_cards: &[Card]) -> u32 {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_pass`
[INFO] [stderr]    --> src/tichu/hand.rs:315:8
[INFO] [stderr]     |
[INFO] [stderr] 315 |     fn is_pass(&self) -> bool {
[INFO] [stderr]     |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `probability_of_being_beaten`
[INFO] [stderr]    --> src/tichu/hand.rs:319:12
[INFO] [stderr]     |
[INFO] [stderr] 319 |     pub fn probability_of_being_beaten(&self, unseen_cards: &[Card], opp_hand_size: u32) -> f64 {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `NoCall`
[INFO] [stderr]    --> src/tichu/game.rs:245:5
[INFO] [stderr]     |
[INFO] [stderr] 245 |     NoCall,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Tichu`
[INFO] [stderr]    --> src/tichu/game.rs:249:5
[INFO] [stderr]     |
[INFO] [stderr] 249 |     Tichu(f64),
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `GrandTichu`
[INFO] [stderr]    --> src/tichu/game.rs:250:5
[INFO] [stderr]     |
[INFO] [stderr] 250 |     GrandTichu(f64),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `censor`
[INFO] [stderr]    --> src/tichu/game.rs:297:12
[INFO] [stderr]     |
[INFO] [stderr] 297 |     pub fn censor(&self) -> Self {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `play_move_helper`
[INFO] [stderr]    --> src/tichu/game.rs:383:8
[INFO] [stderr]     |
[INFO] [stderr] 383 |     fn play_move_helper<T: Player>(
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `play_move`
[INFO] [stderr]    --> src/tichu/game.rs:447:8
[INFO] [stderr]     |
[INFO] [stderr] 447 |     fn play_move<T: Player>(
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `show_cards_to_player`
[INFO] [stderr]    --> src/tichu/game.rs:495:8
[INFO] [stderr]     |
[INFO] [stderr] 495 |     fn show_cards_to_player<T: Player>(cards: PlayerCards, player: &mut T) -> TichuCall {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `swap_cards`
[INFO] [stderr]    --> src/tichu/game.rs:528:8
[INFO] [stderr]     |
[INFO] [stderr] 528 |     fn swap_cards(
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `do_pass`
[INFO] [stderr]    --> src/tichu/game.rs:557:8
[INFO] [stderr]     |
[INFO] [stderr] 557 |     fn do_pass<T: Player>(
[INFO] [stderr]     |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `play_game`
[INFO] [stderr]    --> src/tichu/game.rs:627:12
[INFO] [stderr]     |
[INFO] [stderr] 627 |     pub fn play_game<T: Player>(
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `deck` should have an upper case name
[INFO] [stderr]   --> src/tichu/game.rs:14:12
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub static deck: [hand::Card; 14 * 4] = [
[INFO] [stderr]    |            ^^^^ help: convert the identifier to upper case: `DECK`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 31 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `"docker" "inspect" "055d17dfda6c52b025885278c6827c43f45ec5e500f0e38e5cea7f701e60b9ec"`
[INFO] running `"docker" "rm" "-f" "055d17dfda6c52b025885278c6827c43f45ec5e500f0e38e5cea7f701e60b9ec"`
[INFO] [stdout] 055d17dfda6c52b025885278c6827c43f45ec5e500f0e38e5cea7f701e60b9ec
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 40997bf33cdee4194d1ba45b33a0724de08d574042fc056b2a41b73f32aa7cc5
[INFO] running `"docker" "start" "-a" "40997bf33cdee4194d1ba45b33a0724de08d574042fc056b2a41b73f32aa7cc5"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/tichu/game.rs:357:47
[INFO] [stderr]     |
[INFO] [stderr] 357 |             let mut hands: [PlayerCards; 4] = std::mem::uninitialized();
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `distance_to`
[INFO] [stderr]   --> src/tichu/hand.rs:61:12
[INFO] [stderr]    |
[INFO] [stderr] 61 |     pub fn distance_to(&self, other: &Self) -> i32 {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `point_value`
[INFO] [stderr]   --> src/tichu/hand.rs:65:12
[INFO] [stderr]    |
[INFO] [stderr] 65 |     pub fn point_value(&self, keep_dragon: bool) -> i32 {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Pass`
[INFO] [stderr]    --> src/tichu/hand.rs:134:5
[INFO] [stderr]     |
[INFO] [stderr] 134 |     Pass,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Single`
[INFO] [stderr]    --> src/tichu/hand.rs:135:5
[INFO] [stderr]     |
[INFO] [stderr] 135 |     Single(Card),
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Pair`
[INFO] [stderr]    --> src/tichu/hand.rs:136:5
[INFO] [stderr]     |
[INFO] [stderr] 136 |     Pair(Card),
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Triple`
[INFO] [stderr]    --> src/tichu/hand.rs:137:5
[INFO] [stderr]     |
[INFO] [stderr] 137 |     Triple(Card),
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `FourOfAKind`
[INFO] [stderr]    --> src/tichu/hand.rs:138:5
[INFO] [stderr]     |
[INFO] [stderr] 138 |     FourOfAKind(Card),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `FullHouse`
[INFO] [stderr]    --> src/tichu/hand.rs:139:5
[INFO] [stderr]     |
[INFO] [stderr] 139 |     FullHouse(Card, Card),       //first over second
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ConsecutivePairs`
[INFO] [stderr]    --> src/tichu/hand.rs:140:5
[INFO] [stderr]     |
[INFO] [stderr] 140 |     ConsecutivePairs(Card, u32), //bottom and length
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Straight`
[INFO] [stderr]    --> src/tichu/hand.rs:141:5
[INFO] [stderr]     |
[INFO] [stderr] 141 |     Straight(Card, u32),         //bottom and length
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `StraightFlush`
[INFO] [stderr]    --> src/tichu/hand.rs:142:5
[INFO] [stderr]     |
[INFO] [stderr] 142 |     StraightFlush(Card, u32),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `num_cards`
[INFO] [stderr]    --> src/tichu/hand.rs:146:12
[INFO] [stderr]     |
[INFO] [stderr] 146 |     pub fn num_cards(&self) -> u32 {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `groups_of_n_such_that`
[INFO] [stderr]    --> src/tichu/hand.rs:176:4
[INFO] [stderr]     |
[INFO] [stderr] 176 | fn groups_of_n_such_that(n: u32, cond: Option<&Value>, use_pheonix: bool, unseen: &[Card]) -> u32 {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `length_n_straights_of_k_beating`
[INFO] [stderr]    --> src/tichu/hand.rs:198:4
[INFO] [stderr]     |
[INFO] [stderr] 198 | fn length_n_straights_of_k_beating(
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `count_straight_flush_bombs`
[INFO] [stderr]    --> src/tichu/hand.rs:247:4
[INFO] [stderr]     |
[INFO] [stderr] 247 | fn count_straight_flush_bombs(n_cards: u32, unseen_cards: &[Card]) -> u32 {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `value`
[INFO] [stderr]    --> src/tichu/hand.rs:262:12
[INFO] [stderr]     |
[INFO] [stderr] 262 |     pub fn value(&self, keep_dragon: bool) -> i32 {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `num_non_bomb_plays_that_beat`
[INFO] [stderr]    --> src/tichu/hand.rs:277:8
[INFO] [stderr]     |
[INFO] [stderr] 277 |     fn num_non_bomb_plays_that_beat(&self, unseen_cards: &[Card]) -> u32 {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_pass`
[INFO] [stderr]    --> src/tichu/hand.rs:315:8
[INFO] [stderr]     |
[INFO] [stderr] 315 |     fn is_pass(&self) -> bool {
[INFO] [stderr]     |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `probability_of_being_beaten`
[INFO] [stderr]    --> src/tichu/hand.rs:319:12
[INFO] [stderr]     |
[INFO] [stderr] 319 |     pub fn probability_of_being_beaten(&self, unseen_cards: &[Card], opp_hand_size: u32) -> f64 {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `NoCall`
[INFO] [stderr]    --> src/tichu/game.rs:245:5
[INFO] [stderr]     |
[INFO] [stderr] 245 |     NoCall,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Tichu`
[INFO] [stderr]    --> src/tichu/game.rs:249:5
[INFO] [stderr]     |
[INFO] [stderr] 249 |     Tichu(f64),
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `GrandTichu`
[INFO] [stderr]    --> src/tichu/game.rs:250:5
[INFO] [stderr]     |
[INFO] [stderr] 250 |     GrandTichu(f64),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `censor`
[INFO] [stderr]    --> src/tichu/game.rs:297:12
[INFO] [stderr]     |
[INFO] [stderr] 297 |     pub fn censor(&self) -> Self {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `play_move_helper`
[INFO] [stderr]    --> src/tichu/game.rs:383:8
[INFO] [stderr]     |
[INFO] [stderr] 383 |     fn play_move_helper<T: Player>(
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `play_move`
[INFO] [stderr]    --> src/tichu/game.rs:447:8
[INFO] [stderr]     |
[INFO] [stderr] 447 |     fn play_move<T: Player>(
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `show_cards_to_player`
[INFO] [stderr]    --> src/tichu/game.rs:495:8
[INFO] [stderr]     |
[INFO] [stderr] 495 |     fn show_cards_to_player<T: Player>(cards: PlayerCards, player: &mut T) -> TichuCall {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `swap_cards`
[INFO] [stderr]    --> src/tichu/game.rs:528:8
[INFO] [stderr]     |
[INFO] [stderr] 528 |     fn swap_cards(
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `do_pass`
[INFO] [stderr]    --> src/tichu/game.rs:557:8
[INFO] [stderr]     |
[INFO] [stderr] 557 |     fn do_pass<T: Player>(
[INFO] [stderr]     |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `play_game`
[INFO] [stderr]    --> src/tichu/game.rs:627:12
[INFO] [stderr]     |
[INFO] [stderr] 627 |     pub fn play_game<T: Player>(
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `deck` should have an upper case name
[INFO] [stderr]   --> src/tichu/game.rs:14:12
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub static deck: [hand::Card; 14 * 4] = [
[INFO] [stderr]    |            ^^^^ help: convert the identifier to upper case: `DECK`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 31 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tishu-aa1c2939324887a5
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "40997bf33cdee4194d1ba45b33a0724de08d574042fc056b2a41b73f32aa7cc5"`
[INFO] running `"docker" "rm" "-f" "40997bf33cdee4194d1ba45b33a0724de08d574042fc056b2a41b73f32aa7cc5"`
[INFO] [stdout] 40997bf33cdee4194d1ba45b33a0724de08d574042fc056b2a41b73f32aa7cc5