[INFO] updating cached repository tmsvdb/rust-piston-sandbox
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/tmsvdb/rust-piston-sandbox
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/tmsvdb/rust-piston-sandbox" "work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/tmsvdb/rust-piston-sandbox"`
[INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/tmsvdb/rust-piston-sandbox'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tmsvdb/rust-piston-sandbox" "work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/tmsvdb/rust-piston-sandbox"`
[INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/tmsvdb/rust-piston-sandbox'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] eaf712068a7efa21c84f370ce586cdba5e4e4169
[INFO] sha for GitHub repo tmsvdb/rust-piston-sandbox: eaf712068a7efa21c84f370ce586cdba5e4e4169
[INFO] validating manifest of tmsvdb/rust-piston-sandbox on toolchain master#a850a426491e14186af2250549bf41256b5938d2
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tmsvdb/rust-piston-sandbox on toolchain try#06a150c7d11500b41499224f165e9de1de096768
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing tmsvdb/rust-piston-sandbox
[INFO] finished frobbing tmsvdb/rust-piston-sandbox
[INFO] frobbed toml for tmsvdb/rust-piston-sandbox written to work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/tmsvdb/rust-piston-sandbox/Cargo.toml
[INFO] started frobbing tmsvdb/rust-piston-sandbox
[INFO] finished frobbing tmsvdb/rust-piston-sandbox
[INFO] frobbed toml for tmsvdb/rust-piston-sandbox written to work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/tmsvdb/rust-piston-sandbox/Cargo.toml
[INFO] crate tmsvdb/rust-piston-sandbox already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking tmsvdb/rust-piston-sandbox against master#a850a426491e14186af2250549bf41256b5938d2 for pr-60162
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60162/worker-3/master#a850a426491e14186af2250549bf41256b5938d2:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/tmsvdb/rust-piston-sandbox:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 97aadd03c29797f7e5a877ec3c815d8ee354ad91feecd360ae96884406e1140b
[INFO] running `"docker" "start" "-a" "97aadd03c29797f7e5a877ec3c815d8ee354ad91feecd360ae96884406e1140b"`
[INFO] [stderr]     Checking piston-float v0.2.0
[INFO] [stderr]     Checking bitflags v0.6.0
[INFO] [stderr]     Checking inflate v0.1.1
[INFO] [stderr]     Checking piston-shaders_graphics2d v0.2.1
[INFO] [stderr]    Compiling wayland-scanner v0.7.8
[INFO] [stderr]    Compiling glutin v0.7.4
[INFO] [stderr]    Compiling gl v0.6.3
[INFO] [stderr]     Checking memmap v0.4.0
[INFO] [stderr]     Checking wayland-sys v0.7.8
[INFO] [stderr]     Checking piston-viewport v0.2.0
[INFO] [stderr]     Checking vecmath v0.2.0
[INFO] [stderr]     Checking draw_state v0.6.0
[INFO] [stderr]     Checking pistoncore-input v0.15.0
[INFO] [stderr]     Checking piston2d-graphics v0.19.0
[INFO] [stderr]     Checking gfx_core v0.5.1
[INFO] [stderr]    Compiling wayland-client v0.7.8
[INFO] [stderr]     Checking pistoncore-window v0.24.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.27.0
[INFO] [stderr]     Checking piston v0.27.0
[INFO] [stderr]     Checking png v0.6.2
[INFO] [stderr]     Checking image v0.12.4
[INFO] [stderr]     Checking wayland-window v0.4.4
[INFO] [stderr]     Checking wayland-kbd v0.6.3
[INFO] [stderr]     Checking winit v0.5.11
[INFO] [stderr]     Checking pistoncore-glutin_window v0.33.0
[INFO] [stderr]     Checking gfx v0.13.0
[INFO] [stderr]     Checking gfx_device_gl v0.12.0
[INFO] [stderr]     Checking piston-gfx_texture v0.20.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.35.0
[INFO] [stderr]     Checking piston_window v0.61.0
[INFO] [stderr]     Checking sandbox v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `ecs::*`
[INFO] [stderr]  --> src/ecs/components.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use ecs::*;
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ecs::systems::*`
[INFO] [stderr]  --> src/ecs/mod.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use ecs::systems::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ecs::components::*`
[INFO] [stderr]  --> src/ecs/mod.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use ecs::components::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ecs::*`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use ecs::*;
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `piston_window::*`
[INFO] [stderr]  --> src/ships/mod.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use piston_window::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ships::*`
[INFO] [stderr]   --> src/main.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use ships::*;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Duration`
[INFO] [stderr]   --> src/main.rs:16:17
[INFO] [stderr]    |
[INFO] [stderr] 16 | use std::time::{Duration, Instant};
[INFO] [stderr]    |                 ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `find_folder::*`
[INFO] [stderr]  --> src/assets.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use find_folder::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::path::*`
[INFO] [stderr]  --> src/assets.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::path::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `ECSSystems`
[INFO] [stderr]   --> src/ecs/systems.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | enum ECSSystems {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `ECSComponents`
[INFO] [stderr]  --> src/ecs/components.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | enum ECSComponents {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `ECSEntity`
[INFO] [stderr]   --> src/ecs/mod.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub struct ECSEntity {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_component`
[INFO] [stderr]   --> src/ecs/mod.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn add_component (&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `ECSCore`
[INFO] [stderr]   --> src/ecs/mod.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub struct ECSCore {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Color`
[INFO] [stderr]   --> src/draw.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub type Color = [f32; 4];
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Vector2`
[INFO] [stderr]   --> src/draw.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub type Vector2 = (f64, f64);
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `DrawRect`
[INFO] [stderr]   --> src/draw.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub struct DrawRect {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `DrawEllipse`
[INFO] [stderr]   --> src/draw.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | pub struct DrawEllipse {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `DrawPolygon`
[INFO] [stderr]   --> src/draw.rs:36:1
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub struct DrawPolygon {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Drone`
[INFO] [stderr]  --> src/ships/mod.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     Drone,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Corvette`
[INFO] [stderr]  --> src/ships/mod.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     Corvette,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Destroyer`
[INFO] [stderr]   --> src/ships/mod.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     Destroyer,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Frigrate`
[INFO] [stderr]   --> src/ships/mod.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     Frigrate,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Cruiser`
[INFO] [stderr]   --> src/ships/mod.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     Cruiser,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Battlecruiser`
[INFO] [stderr]   --> src/ships/mod.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     Battlecruiser,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Carrier`
[INFO] [stderr]   --> src/ships/mod.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     Carrier,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Dreadnought`
[INFO] [stderr]   --> src/ships/mod.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     Dreadnought
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Hull`
[INFO] [stderr]   --> src/ships/mod.rs:30:1
[INFO] [stderr]    |
[INFO] [stderr] 30 | pub struct Hull {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Engine`
[INFO] [stderr]   --> src/ships/mod.rs:36:1
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub struct Engine {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Steering`
[INFO] [stderr]   --> src/ships/mod.rs:41:1
[INFO] [stderr]    |
[INFO] [stderr] 41 | pub struct Steering {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ecs::*`
[INFO] [stderr]  --> src/ecs/components.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use ecs::*;
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ecs::systems::*`
[INFO] [stderr]  --> src/ecs/mod.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use ecs::systems::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ecs::components::*`
[INFO] [stderr]  --> src/ecs/mod.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use ecs::components::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ecs::*`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use ecs::*;
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `piston_window::*`
[INFO] [stderr]  --> src/ships/mod.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use piston_window::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ships::*`
[INFO] [stderr]   --> src/main.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use ships::*;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Duration`
[INFO] [stderr]   --> src/main.rs:16:17
[INFO] [stderr]    |
[INFO] [stderr] 16 | use std::time::{Duration, Instant};
[INFO] [stderr]    |                 ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `find_folder::*`
[INFO] [stderr]  --> src/assets.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use find_folder::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::path::*`
[INFO] [stderr]  --> src/assets.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::path::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `ECSSystems`
[INFO] [stderr]   --> src/ecs/systems.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | enum ECSSystems {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `ECSComponents`
[INFO] [stderr]  --> src/ecs/components.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | enum ECSComponents {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `ECSEntity`
[INFO] [stderr]   --> src/ecs/mod.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub struct ECSEntity {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_component`
[INFO] [stderr]   --> src/ecs/mod.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn add_component (&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `ECSCore`
[INFO] [stderr]   --> src/ecs/mod.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub struct ECSCore {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Color`
[INFO] [stderr]   --> src/draw.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub type Color = [f32; 4];
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Vector2`
[INFO] [stderr]   --> src/draw.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub type Vector2 = (f64, f64);
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `DrawRect`
[INFO] [stderr]   --> src/draw.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub struct DrawRect {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `DrawEllipse`
[INFO] [stderr]   --> src/draw.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | pub struct DrawEllipse {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `DrawPolygon`
[INFO] [stderr]   --> src/draw.rs:36:1
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub struct DrawPolygon {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Drone`
[INFO] [stderr]  --> src/ships/mod.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     Drone,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Corvette`
[INFO] [stderr]  --> src/ships/mod.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     Corvette,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Destroyer`
[INFO] [stderr]   --> src/ships/mod.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     Destroyer,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Frigrate`
[INFO] [stderr]   --> src/ships/mod.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     Frigrate,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Cruiser`
[INFO] [stderr]   --> src/ships/mod.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     Cruiser,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Battlecruiser`
[INFO] [stderr]   --> src/ships/mod.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     Battlecruiser,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Carrier`
[INFO] [stderr]   --> src/ships/mod.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     Carrier,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Dreadnought`
[INFO] [stderr]   --> src/ships/mod.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     Dreadnought
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Hull`
[INFO] [stderr]   --> src/ships/mod.rs:30:1
[INFO] [stderr]    |
[INFO] [stderr] 30 | pub struct Hull {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Engine`
[INFO] [stderr]   --> src/ships/mod.rs:36:1
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub struct Engine {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Steering`
[INFO] [stderr]   --> src/ships/mod.rs:41:1
[INFO] [stderr]    |
[INFO] [stderr] 41 | pub struct Steering {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.18s
[INFO] running `"docker" "inspect" "97aadd03c29797f7e5a877ec3c815d8ee354ad91feecd360ae96884406e1140b"`
[INFO] running `"docker" "rm" "-f" "97aadd03c29797f7e5a877ec3c815d8ee354ad91feecd360ae96884406e1140b"`
[INFO] [stdout] 97aadd03c29797f7e5a877ec3c815d8ee354ad91feecd360ae96884406e1140b