[INFO] cloning repository https://github.com/ZoidbergHomeowner/Axis_and_Allies
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ZoidbergHomeowner/Axis_and_Allies" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZoidbergHomeowner%2FAxis_and_Allies", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZoidbergHomeowner%2FAxis_and_Allies'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8cb7eca9a93f66d941c7311b596190bae4964fff
[INFO] testing ZoidbergHomeowner/Axis_and_Allies against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZoidbergHomeowner%2FAxis_and_Allies" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ZoidbergHomeowner/Axis_and_Allies on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ZoidbergHomeowner/Axis_and_Allies
[INFO] finished tweaking git repo https://github.com/ZoidbergHomeowner/Axis_and_Allies
[INFO] tweaked toml for git repo https://github.com/ZoidbergHomeowner/Axis_and_Allies written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/ZoidbergHomeowner/Axis_and_Allies already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 18871a441b5da50951757612e5379444d8b528d599cbaad52a2b4cdd9174db52
[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" "18871a441b5da50951757612e5379444d8b528d599cbaad52a2b4cdd9174db52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18871a441b5da50951757612e5379444d8b528d599cbaad52a2b4cdd9174db52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18871a441b5da50951757612e5379444d8b528d599cbaad52a2b4cdd9174db52", kill_on_drop: false }`
[INFO] [stdout] 18871a441b5da50951757612e5379444d8b528d599cbaad52a2b4cdd9174db52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50981247178efffd942da43a8e592f7283d1f08d4ba57178c07c71116237d561
[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" "50981247178efffd942da43a8e592f7283d1f08d4ba57178c07c71116237d561", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling axis_and_allies v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/main.rs:87:41
[INFO] [stdout]    |
[INFO] [stdout] 87 | ...                   Tile::Water(a) => false,
[INFO] [stdout]    |                                   ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `re_sea`
[INFO] [stdout]   --> src/main.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |     let re_sea = Regex::new(r#"\d+?"#).unwrap();
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_re_sea`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `name` is assigned to, but never used
[INFO] [stdout]   --> src/main.rs:72:13
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let mut name: String = String::new();
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_name` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `name` is never read
[INFO] [stdout]   --> src/main.rs:79:21
[INFO] [stdout]    |
[INFO] [stdout] 79 |                     name = mat[1].to_string();
[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: `ter`
[INFO] [stdout]   --> src/main.rs:84:25
[INFO] [stdout]    |
[INFO] [stdout] 84 |                     let ter: Tile = territories.iter().find(|t|{
[INFO] [stdout]    |                         ^^^ help: if this is intentional, prefix it with an underscore: `_ter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |     let mut map: HashMap<Tile, Vec<Tile>> = HashMap::new();
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:71:13
[INFO] [stdout]    |
[INFO] [stdout] 71 |         let mut adjs: Vec<Tile> = vec!();
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Water`
[INFO] [stdout]  --> src/tile.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Water(WaterTile),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/tile.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn new(number: u8, adjacencies: Vec<Tile>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_axis`
[INFO] [stdout]   --> src/nations.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn is_axis(x: Nations) -> bool {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_allies`
[INFO] [stdout]   --> src/nations.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn is_allies(x: Nations) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `name`
[INFO] [stdout]   --> src/nations.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn name(x: Nations) -> &'static str {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.53s
[INFO] running `Command { std: "docker" "inspect" "50981247178efffd942da43a8e592f7283d1f08d4ba57178c07c71116237d561", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50981247178efffd942da43a8e592f7283d1f08d4ba57178c07c71116237d561", kill_on_drop: false }`
[INFO] [stdout] 50981247178efffd942da43a8e592f7283d1f08d4ba57178c07c71116237d561
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 199ccd497ae1d544243d05976a08bcc9521dcbe55c2286579bf940d2b9903bea
[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" "199ccd497ae1d544243d05976a08bcc9521dcbe55c2286579bf940d2b9903bea", kill_on_drop: false }`
[INFO] [stderr]    Compiling axis_and_allies v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/main.rs:87:41
[INFO] [stdout]    |
[INFO] [stdout] 87 | ...                   Tile::Water(a) => false,
[INFO] [stdout]    |                                   ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `re_sea`
[INFO] [stdout]   --> src/main.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |     let re_sea = Regex::new(r#"\d+?"#).unwrap();
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_re_sea`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `name` is assigned to, but never used
[INFO] [stdout]   --> src/main.rs:72:13
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let mut name: String = String::new();
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_name` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `name` is never read
[INFO] [stdout]   --> src/main.rs:79:21
[INFO] [stdout]    |
[INFO] [stdout] 79 |                     name = mat[1].to_string();
[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: `ter`
[INFO] [stdout]   --> src/main.rs:84:25
[INFO] [stdout]    |
[INFO] [stdout] 84 |                     let ter: Tile = territories.iter().find(|t|{
[INFO] [stdout]    |                         ^^^ help: if this is intentional, prefix it with an underscore: `_ter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |     let mut map: HashMap<Tile, Vec<Tile>> = HashMap::new();
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:71:13
[INFO] [stdout]    |
[INFO] [stdout] 71 |         let mut adjs: Vec<Tile> = vec!();
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Water`
[INFO] [stdout]  --> src/tile.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Water(WaterTile),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/tile.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn new(number: u8, adjacencies: Vec<Tile>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_axis`
[INFO] [stdout]   --> src/nations.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn is_axis(x: Nations) -> bool {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_allies`
[INFO] [stdout]   --> src/nations.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn is_allies(x: Nations) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `name`
[INFO] [stdout]   --> src/nations.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn name(x: Nations) -> &'static str {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "199ccd497ae1d544243d05976a08bcc9521dcbe55c2286579bf940d2b9903bea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "199ccd497ae1d544243d05976a08bcc9521dcbe55c2286579bf940d2b9903bea", kill_on_drop: false }`
[INFO] [stdout] 199ccd497ae1d544243d05976a08bcc9521dcbe55c2286579bf940d2b9903bea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bd552d0bbef5934c5c9f471fe21214021267d9f6f6b7e1191f9af31a7dd8bae4
[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" "bd552d0bbef5934c5c9f471fe21214021267d9f6f6b7e1191f9af31a7dd8bae4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> src/main.rs:87:41
[INFO] [stderr]    |
[INFO] [stderr] 87 | ...                   Tile::Water(a) => false,
[INFO] [stderr]    |                                   ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `re_sea`
[INFO] [stderr]   --> src/main.rs:66:9
[INFO] [stderr]    |
[INFO] [stderr] 66 |     let re_sea = Regex::new(r#"\d+?"#).unwrap();
[INFO] [stderr]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_re_sea`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `name` is assigned to, but never used
[INFO] [stderr]   --> src/main.rs:72:13
[INFO] [stderr]    |
[INFO] [stderr] 72 |         let mut name: String = String::new();
[INFO] [stderr]    |             ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: consider using `_name` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `name` is never read
[INFO] [stderr]   --> src/main.rs:79:21
[INFO] [stderr]    |
[INFO] [stderr] 79 |                     name = mat[1].to_string();
[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: `ter`
[INFO] [stderr]   --> src/main.rs:84:25
[INFO] [stderr]    |
[INFO] [stderr] 84 |                     let ter: Tile = territories.iter().find(|t|{
[INFO] [stderr]    |                         ^^^ help: if this is intentional, prefix it with an underscore: `_ter`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 |     let mut map: HashMap<Tile, Vec<Tile>> = HashMap::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: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:71:13
[INFO] [stderr]    |
[INFO] [stderr] 71 |         let mut adjs: Vec<Tile> = vec!();
[INFO] [stderr]    |             ----^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Water`
[INFO] [stderr]  --> src/tile.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     Water(WaterTile),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/tile.rs:29:12
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn new(number: u8, adjacencies: Vec<Tile>) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_axis`
[INFO] [stderr]   --> src/nations.rs:11:8
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub fn is_axis(x: Nations) -> bool {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_allies`
[INFO] [stderr]   --> src/nations.rs:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub fn is_allies(x: Nations) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `name`
[INFO] [stderr]   --> src/nations.rs:30:8
[INFO] [stderr]    |
[INFO] [stderr] 30 | pub fn name(x: Nations) -> &'static str {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 12 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.41s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/axis_and_allies-b09f4db750aff802
[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 `Command { std: "docker" "inspect" "bd552d0bbef5934c5c9f471fe21214021267d9f6f6b7e1191f9af31a7dd8bae4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd552d0bbef5934c5c9f471fe21214021267d9f6f6b7e1191f9af31a7dd8bae4", kill_on_drop: false }`
[INFO] [stdout] bd552d0bbef5934c5c9f471fe21214021267d9f6f6b7e1191f9af31a7dd8bae4
