[INFO] cloning repository https://github.com/chris-hunt-98/sokoban-prototype-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chris-hunt-98/sokoban-prototype-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchris-hunt-98%2Fsokoban-prototype-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchris-hunt-98%2Fsokoban-prototype-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 50e8cd9e1f46ae9f83b0b0d75b93501de2aadc08
[INFO] testing chris-hunt-98/sokoban-prototype-rust against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchris-hunt-98%2Fsokoban-prototype-rust" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chris-hunt-98/sokoban-prototype-rust on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/chris-hunt-98/sokoban-prototype-rust
[INFO] finished tweaking git repo https://github.com/chris-hunt-98/sokoban-prototype-rust
[INFO] tweaked toml for git repo https://github.com/chris-hunt-98/sokoban-prototype-rust written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/chris-hunt-98/sokoban-prototype-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d1ff26b2505ac44ac40399a59413f7bb742f5553e9afee6d100f462a9dc099ad
[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" "d1ff26b2505ac44ac40399a59413f7bb742f5553e9afee6d100f462a9dc099ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1ff26b2505ac44ac40399a59413f7bb742f5553e9afee6d100f462a9dc099ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1ff26b2505ac44ac40399a59413f7bb742f5553e9afee6d100f462a9dc099ad", kill_on_drop: false }`
[INFO] [stdout] d1ff26b2505ac44ac40399a59413f7bb742f5553e9afee6d100f462a9dc099ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64602d3a097b366035e4c2526510daddee66581a5982a6e801a3e84c80d36822
[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" "64602d3a097b366035e4c2526510daddee66581a5982a6e801a3e84c80d36822", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling sokoban-prototype v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling sdl2-sys v0.31.0
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling sdl2 v0.31.0
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:47:26
[INFO] [stdout]    |
[INFO] [stdout] 47 | impl std::fmt::Debug for GameObject {
[INFO] [stdout]    |                          ^^^^^^^^^^ help: use `dyn`: `dyn GameObject`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:49:52
[INFO] [stdout]    |
[INFO] [stdout] 49 |         write!(f, "Object at {:?}", self as *const GameObject)
[INFO] [stdout]    |                                                    ^^^^^^^^^^ help: use `dyn`: `dyn GameObject`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/main.rs:225:8
[INFO] [stdout]     |
[INFO] [stdout] 225 |     fn new(object: Box<dyn GameObject>) -> DeletionDelta {
[INFO] [stdout]     |        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `id`
[INFO] [stdout]    --> src/main.rs:242:5
[INFO] [stdout]     |
[INFO] [stdout] 242 |     id: usize,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/main.rs:248:8
[INFO] [stdout]     |
[INFO] [stdout] 248 |     fn new(object: &Box<dyn GameObject>) -> CreationDelta {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Player`
[INFO] [stdout]    --> src/main.rs:326:5
[INFO] [stdout]     |
[INFO] [stdout] 326 |     Player,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Floor`
[INFO] [stdout]    --> src/main.rs:327:5
[INFO] [stdout]     |
[INFO] [stdout] 327 |     Floor,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `delete`
[INFO] [stdout]    --> src/main.rs:370:8
[INFO] [stdout]     |
[INFO] [stdout] 370 |     fn delete(&mut self, layer: &Layer, delta: &mut DeltaFrame) -> bool {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `delete_id`
[INFO] [stdout]    --> src/main.rs:381:8
[INFO] [stdout]     |
[INFO] [stdout] 381 |     fn delete_id(&mut self, layer: &Layer, id: usize, delta: &mut DeltaFrame) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `put`
[INFO] [stdout]    --> src/main.rs:421:8
[INFO] [stdout]     |
[INFO] [stdout] 421 |     fn put(&mut self, object: Box<dyn GameObject>, delta: &mut DeltaFrame) {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cell`
[INFO] [stdout]    --> src/main.rs:529:8
[INFO] [stdout]     |
[INFO] [stdout] 529 |     fn cell(&mut self, x: i32, y: i32) -> Option<&MapCell> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `delete`
[INFO] [stdout]    --> src/main.rs:547:8
[INFO] [stdout]     |
[INFO] [stdout] 547 |     fn delete(&mut self, x: i32, y: i32, layer: &Layer, delta: &mut DeltaFrame) -> bool {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `delete_id`
[INFO] [stdout]    --> src/main.rs:555:8
[INFO] [stdout]     |
[INFO] [stdout] 555 |     fn delete_id(&mut self, x: i32, y: i32, layer: &Layer, id: usize, delta: &mut DeltaFrame) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `put`
[INFO] [stdout]    --> src/main.rs:580:8
[INFO] [stdout]     |
[INFO] [stdout] 580 |     fn put(&mut self, object: Box<dyn GameObject>, delta: &mut DeltaFrame) {
[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 14.16s
[INFO] running `Command { std: "docker" "inspect" "64602d3a097b366035e4c2526510daddee66581a5982a6e801a3e84c80d36822", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64602d3a097b366035e4c2526510daddee66581a5982a6e801a3e84c80d36822", kill_on_drop: false }`
[INFO] [stdout] 64602d3a097b366035e4c2526510daddee66581a5982a6e801a3e84c80d36822
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", 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] c1646e3530160f0772ba8f8cc31bd9df02ae6efb67590b597acaf3551a5efad0
[INFO] running `Command { std: "docker" "start" "-a" "c1646e3530160f0772ba8f8cc31bd9df02ae6efb67590b597acaf3551a5efad0", kill_on_drop: false }`
[INFO] [stderr]    Compiling sokoban-prototype v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:47:26
[INFO] [stdout]    |
[INFO] [stdout] 47 | impl std::fmt::Debug for GameObject {
[INFO] [stdout]    |                          ^^^^^^^^^^ help: use `dyn`: `dyn GameObject`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:49:52
[INFO] [stdout]    |
[INFO] [stdout] 49 |         write!(f, "Object at {:?}", self as *const GameObject)
[INFO] [stdout]    |                                                    ^^^^^^^^^^ help: use `dyn`: `dyn GameObject`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/main.rs:225:8
[INFO] [stdout]     |
[INFO] [stdout] 225 |     fn new(object: Box<dyn GameObject>) -> DeletionDelta {
[INFO] [stdout]     |        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `id`
[INFO] [stdout]    --> src/main.rs:242:5
[INFO] [stdout]     |
[INFO] [stdout] 242 |     id: usize,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/main.rs:248:8
[INFO] [stdout]     |
[INFO] [stdout] 248 |     fn new(object: &Box<dyn GameObject>) -> CreationDelta {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Player`
[INFO] [stdout]    --> src/main.rs:326:5
[INFO] [stdout]     |
[INFO] [stdout] 326 |     Player,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Floor`
[INFO] [stdout]    --> src/main.rs:327:5
[INFO] [stdout]     |
[INFO] [stdout] 327 |     Floor,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `delete`
[INFO] [stdout]    --> src/main.rs:370:8
[INFO] [stdout]     |
[INFO] [stdout] 370 |     fn delete(&mut self, layer: &Layer, delta: &mut DeltaFrame) -> bool {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `delete_id`
[INFO] [stdout]    --> src/main.rs:381:8
[INFO] [stdout]     |
[INFO] [stdout] 381 |     fn delete_id(&mut self, layer: &Layer, id: usize, delta: &mut DeltaFrame) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `put`
[INFO] [stdout]    --> src/main.rs:421:8
[INFO] [stdout]     |
[INFO] [stdout] 421 |     fn put(&mut self, object: Box<dyn GameObject>, delta: &mut DeltaFrame) {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cell`
[INFO] [stdout]    --> src/main.rs:529:8
[INFO] [stdout]     |
[INFO] [stdout] 529 |     fn cell(&mut self, x: i32, y: i32) -> Option<&MapCell> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `delete`
[INFO] [stdout]    --> src/main.rs:547:8
[INFO] [stdout]     |
[INFO] [stdout] 547 |     fn delete(&mut self, x: i32, y: i32, layer: &Layer, delta: &mut DeltaFrame) -> bool {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `delete_id`
[INFO] [stdout]    --> src/main.rs:555:8
[INFO] [stdout]     |
[INFO] [stdout] 555 |     fn delete_id(&mut self, x: i32, y: i32, layer: &Layer, id: usize, delta: &mut DeltaFrame) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `put`
[INFO] [stdout]    --> src/main.rs:580:8
[INFO] [stdout]     |
[INFO] [stdout] 580 |     fn put(&mut self, object: Box<dyn GameObject>, delta: &mut DeltaFrame) {
[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 1.00s
[INFO] running `Command { std: "docker" "inspect" "c1646e3530160f0772ba8f8cc31bd9df02ae6efb67590b597acaf3551a5efad0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1646e3530160f0772ba8f8cc31bd9df02ae6efb67590b597acaf3551a5efad0", kill_on_drop: false }`
[INFO] [stdout] c1646e3530160f0772ba8f8cc31bd9df02ae6efb67590b597acaf3551a5efad0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] db7f3f96a08c852b72e8070d0c112ae0cacc07e3f104f34aee9dfab38d56a232
[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" "db7f3f96a08c852b72e8070d0c112ae0cacc07e3f104f34aee9dfab38d56a232", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:47:26
[INFO] [stderr]    |
[INFO] [stderr] 47 | impl std::fmt::Debug for GameObject {
[INFO] [stderr]    |                          ^^^^^^^^^^ help: use `dyn`: `dyn GameObject`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:49:52
[INFO] [stderr]    |
[INFO] [stderr] 49 |         write!(f, "Object at {:?}", self as *const GameObject)
[INFO] [stderr]    |                                                    ^^^^^^^^^^ help: use `dyn`: `dyn GameObject`
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]    --> src/main.rs:225:8
[INFO] [stderr]     |
[INFO] [stderr] 225 |     fn new(object: Box<dyn GameObject>) -> DeletionDelta {
[INFO] [stderr]     |        ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `id`
[INFO] [stderr]    --> src/main.rs:242:5
[INFO] [stderr]     |
[INFO] [stderr] 242 |     id: usize,
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]    --> src/main.rs:248:8
[INFO] [stderr]     |
[INFO] [stderr] 248 |     fn new(object: &Box<dyn GameObject>) -> CreationDelta {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Player`
[INFO] [stderr]    --> src/main.rs:326:5
[INFO] [stderr]     |
[INFO] [stderr] 326 |     Player,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Floor`
[INFO] [stderr]    --> src/main.rs:327:5
[INFO] [stderr]     |
[INFO] [stderr] 327 |     Floor,
[INFO] [stderr]     |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `delete`
[INFO] [stderr]    --> src/main.rs:370:8
[INFO] [stderr]     |
[INFO] [stderr] 370 |     fn delete(&mut self, layer: &Layer, delta: &mut DeltaFrame) -> bool {
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `delete_id`
[INFO] [stderr]    --> src/main.rs:381:8
[INFO] [stderr]     |
[INFO] [stderr] 381 |     fn delete_id(&mut self, layer: &Layer, id: usize, delta: &mut DeltaFrame) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `put`
[INFO] [stderr]    --> src/main.rs:421:8
[INFO] [stderr]     |
[INFO] [stderr] 421 |     fn put(&mut self, object: Box<dyn GameObject>, delta: &mut DeltaFrame) {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `cell`
[INFO] [stderr]    --> src/main.rs:529:8
[INFO] [stderr]     |
[INFO] [stderr] 529 |     fn cell(&mut self, x: i32, y: i32) -> Option<&MapCell> {
[INFO] [stderr]     |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `delete`
[INFO] [stderr]    --> src/main.rs:547:8
[INFO] [stderr]     |
[INFO] [stderr] 547 |     fn delete(&mut self, x: i32, y: i32, layer: &Layer, delta: &mut DeltaFrame) -> bool {
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `delete_id`
[INFO] [stderr]    --> src/main.rs:555:8
[INFO] [stderr]     |
[INFO] [stderr] 555 |     fn delete_id(&mut self, x: i32, y: i32, layer: &Layer, id: usize, delta: &mut DeltaFrame) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `put`
[INFO] [stderr]    --> src/main.rs:580:8
[INFO] [stderr]     |
[INFO] [stderr] 580 |     fn put(&mut self, object: Box<dyn GameObject>, delta: &mut DeltaFrame) {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 14 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sokoban_prototype-4d01c150c87650da
[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" "db7f3f96a08c852b72e8070d0c112ae0cacc07e3f104f34aee9dfab38d56a232", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db7f3f96a08c852b72e8070d0c112ae0cacc07e3f104f34aee9dfab38d56a232", kill_on_drop: false }`
[INFO] [stdout] db7f3f96a08c852b72e8070d0c112ae0cacc07e3f104f34aee9dfab38d56a232