[INFO] cloning repository https://github.com/loboyd/double-skunk-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/loboyd/double-skunk-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floboyd%2Fdouble-skunk-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floboyd%2Fdouble-skunk-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5950bf02c32f36ae8bb7b36d2c129d60ba4c1de8
[INFO] testing loboyd/double-skunk-rust against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floboyd%2Fdouble-skunk-rust" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/loboyd/double-skunk-rust on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/loboyd/double-skunk-rust
[INFO] finished tweaking git repo https://github.com/loboyd/double-skunk-rust
[INFO] tweaked toml for git repo https://github.com/loboyd/double-skunk-rust written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 09a62594b2c743d49cfe88815d7ca63a937a7e23b9b6a0bdaddad22e6a24e953
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "09a62594b2c743d49cfe88815d7ca63a937a7e23b9b6a0bdaddad22e6a24e953", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09a62594b2c743d49cfe88815d7ca63a937a7e23b9b6a0bdaddad22e6a24e953", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09a62594b2c743d49cfe88815d7ca63a937a7e23b9b6a0bdaddad22e6a24e953", kill_on_drop: false }`
[INFO] [stdout] 09a62594b2c743d49cfe88815d7ca63a937a7e23b9b6a0bdaddad22e6a24e953
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 078a518424f479b0f2974474916de19087f385495812f6abdb385005dde6a07c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "078a518424f479b0f2974474916de19087f385495812f6abdb385005dde6a07c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling double-skunk-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/hand.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `starter`
[INFO] [stdout]   --> src/termion_ui.rs:64:69
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn get_discard(&self, dealer: bool, hand: &mut Vec<card::Card>, starter: &card::Card)
[INFO] [stdout]    |                                                                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_starter`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `raise_only` is never read
[INFO] [stdout]    --> src/termion_ui.rs:269:21
[INFO] [stdout]     |
[INFO] [stdout] 269 |                     raise_only = false; // TODO: Do we need this line?
[INFO] [stdout]     |                     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dealer`
[INFO] [stdout]   --> src/bogus_opponent.rs:23:28
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn get_deal(&mut self, dealer: bool) -> (Vec<Card>, Card) {
[INFO] [stdout]    |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_dealer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `card`
[INFO] [stdout]   --> src/bogus_opponent.rs:40:25
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn send_play(&self, card: card::Card) {
[INFO] [stdout]    |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_card`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `discarded`
[INFO] [stdout]   --> src/game.rs:38:17
[INFO] [stdout]    |
[INFO] [stdout] 38 |             let discarded = self.user_interface.get_discard(
[INFO] [stdout]    |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_discarded`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `turn_up_suit`
[INFO] [stdout]    --> src/hand.rs:107:13
[INFO] [stdout]     |
[INFO] [stdout] 107 |         let turn_up_suit = starter.get_suit();
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_turn_up_suit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `turn_up_suit`
[INFO] [stdout]    --> src/hand.rs:113:21
[INFO] [stdout]     |
[INFO] [stdout] 113 |                     turn_up_suit
[INFO] [stdout]     |                     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_turn_up_suit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `play`
[INFO] [stdout]    --> src/hand.rs:122:26
[INFO] [stdout]     |
[INFO] [stdout] 122 |     fn score_play(&self, play: card::Card) -> u16 {
[INFO] [stdout]     |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_play`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `CARD_HEIGHT`
[INFO] [stdout]   --> src/termion_ui.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | const CARD_HEIGHT: u16 = card::HEIGHT;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `CARD_WIDTH`
[INFO] [stdout]   --> src/termion_ui.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | const CARD_WIDTH:  u16 = card::WIDTH;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `HEIGHT`
[INFO] [stdout]  --> src/card.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub const HEIGHT: u16 = 6;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `WIDTH`
[INFO] [stdout]  --> src/card.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const WIDTH:  u16 = 9;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `next`
[INFO] [stdout]   --> src/card.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn next(self) -> Option<Self> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.25s
[INFO] running `Command { std: "docker" "inspect" "078a518424f479b0f2974474916de19087f385495812f6abdb385005dde6a07c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "078a518424f479b0f2974474916de19087f385495812f6abdb385005dde6a07c", kill_on_drop: false }`
[INFO] [stdout] 078a518424f479b0f2974474916de19087f385495812f6abdb385005dde6a07c
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3664f286f118d4f1c006b4aff010054834adbc2389e9faa98bddd6d31834bf3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f3664f286f118d4f1c006b4aff010054834adbc2389e9faa98bddd6d31834bf3", kill_on_drop: false }`
[INFO] [stderr]    Compiling double-skunk-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/hand.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `starter`
[INFO] [stdout]   --> src/termion_ui.rs:64:69
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn get_discard(&self, dealer: bool, hand: &mut Vec<card::Card>, starter: &card::Card)
[INFO] [stdout]    |                                                                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_starter`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `raise_only` is never read
[INFO] [stdout]    --> src/termion_ui.rs:269:21
[INFO] [stdout]     |
[INFO] [stdout] 269 |                     raise_only = false; // TODO: Do we need this line?
[INFO] [stdout]     |                     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dealer`
[INFO] [stdout]   --> src/bogus_opponent.rs:23:28
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn get_deal(&mut self, dealer: bool) -> (Vec<Card>, Card) {
[INFO] [stdout]    |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_dealer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `card`
[INFO] [stdout]   --> src/bogus_opponent.rs:40:25
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn send_play(&self, card: card::Card) {
[INFO] [stdout]    |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_card`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `discarded`
[INFO] [stdout]   --> src/game.rs:38:17
[INFO] [stdout]    |
[INFO] [stdout] 38 |             let discarded = self.user_interface.get_discard(
[INFO] [stdout]    |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_discarded`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `turn_up_suit`
[INFO] [stdout]    --> src/hand.rs:107:13
[INFO] [stdout]     |
[INFO] [stdout] 107 |         let turn_up_suit = starter.get_suit();
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_turn_up_suit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `turn_up_suit`
[INFO] [stdout]    --> src/hand.rs:113:21
[INFO] [stdout]     |
[INFO] [stdout] 113 |                     turn_up_suit
[INFO] [stdout]     |                     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_turn_up_suit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `play`
[INFO] [stdout]    --> src/hand.rs:122:26
[INFO] [stdout]     |
[INFO] [stdout] 122 |     fn score_play(&self, play: card::Card) -> u16 {
[INFO] [stdout]     |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_play`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `CARD_HEIGHT`
[INFO] [stdout]   --> src/termion_ui.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | const CARD_HEIGHT: u16 = card::HEIGHT;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `CARD_WIDTH`
[INFO] [stdout]   --> src/termion_ui.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | const CARD_WIDTH:  u16 = card::WIDTH;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `HEIGHT`
[INFO] [stdout]  --> src/card.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub const HEIGHT: u16 = 6;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `WIDTH`
[INFO] [stdout]  --> src/card.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const WIDTH:  u16 = 9;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `next`
[INFO] [stdout]   --> src/card.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn next(self) -> Option<Self> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "f3664f286f118d4f1c006b4aff010054834adbc2389e9faa98bddd6d31834bf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3664f286f118d4f1c006b4aff010054834adbc2389e9faa98bddd6d31834bf3", kill_on_drop: false }`
[INFO] [stdout] f3664f286f118d4f1c006b4aff010054834adbc2389e9faa98bddd6d31834bf3
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fca694442d59b8beb08620b8ce1ede399f5cba99fa9cb56d663336c69c0f20e2
[INFO] running `Command { std: "docker" "start" "-a" "fca694442d59b8beb08620b8ce1ede399f5cba99fa9cb56d663336c69c0f20e2", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::fmt`
[INFO] [stderr]  --> src/hand.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::fmt;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `starter`
[INFO] [stderr]   --> src/termion_ui.rs:64:69
[INFO] [stderr]    |
[INFO] [stderr] 64 |     fn get_discard(&self, dealer: bool, hand: &mut Vec<card::Card>, starter: &card::Card)
[INFO] [stderr]    |                                                                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_starter`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `raise_only` is never read
[INFO] [stderr]    --> src/termion_ui.rs:269:21
[INFO] [stderr]     |
[INFO] [stderr] 269 |                     raise_only = false; // TODO: Do we need this line?
[INFO] [stderr]     |                     ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `dealer`
[INFO] [stderr]   --> src/bogus_opponent.rs:23:28
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn get_deal(&mut self, dealer: bool) -> (Vec<Card>, Card) {
[INFO] [stderr]    |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_dealer`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `card`
[INFO] [stderr]   --> src/bogus_opponent.rs:40:25
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn send_play(&self, card: card::Card) {
[INFO] [stderr]    |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_card`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `discarded`
[INFO] [stderr]   --> src/game.rs:38:17
[INFO] [stderr]    |
[INFO] [stderr] 38 |             let discarded = self.user_interface.get_discard(
[INFO] [stderr]    |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_discarded`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `turn_up_suit`
[INFO] [stderr]    --> src/hand.rs:107:13
[INFO] [stderr]     |
[INFO] [stderr] 107 |         let turn_up_suit = starter.get_suit();
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_turn_up_suit`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `turn_up_suit`
[INFO] [stderr]    --> src/hand.rs:113:21
[INFO] [stderr]     |
[INFO] [stderr] 113 |                     turn_up_suit
[INFO] [stderr]     |                     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_turn_up_suit`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `play`
[INFO] [stderr]    --> src/hand.rs:122:26
[INFO] [stderr]     |
[INFO] [stderr] 122 |     fn score_play(&self, play: card::Card) -> u16 {
[INFO] [stderr]     |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_play`
[INFO] [stderr] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] warning: constant is never used: `CARD_HEIGHT`
[INFO] [stderr]   --> src/termion_ui.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | const CARD_HEIGHT: u16 = card::HEIGHT;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `CARD_WIDTH`
[INFO] [stderr]   --> src/termion_ui.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | const CARD_WIDTH:  u16 = card::WIDTH;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `HEIGHT`
[INFO] [stderr]  --> src/card.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub const HEIGHT: u16 = 6;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `WIDTH`
[INFO] [stderr]  --> src/card.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub const WIDTH:  u16 = 9;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `next`
[INFO] [stderr]   --> src/card.rs:24:12
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub fn next(self) -> Option<Self> {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 14 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/double_skunk_rust-ca66942567020c15)
[INFO] running `Command { std: "docker" "inspect" "fca694442d59b8beb08620b8ce1ede399f5cba99fa9cb56d663336c69c0f20e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fca694442d59b8beb08620b8ce1ede399f5cba99fa9cb56d663336c69c0f20e2", kill_on_drop: false }`
[INFO] [stdout] fca694442d59b8beb08620b8ce1ede399f5cba99fa9cb56d663336c69c0f20e2