[INFO] cloning repository https://github.com/nilsve/cells [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nilsve/cells" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnilsve%2Fcells", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnilsve%2Fcells'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 77d6b8d7e14f64e58c8fe7b3dff5a890e216325a [INFO] checking nilsve/cells against 69bccf03c4733f57482f9691456efcd80f86a5f6 for pr-164053 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnilsve%2Fcells" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/nilsve/cells [INFO] finished tweaking git repo https://github.com/nilsve/cells [INFO] tweaked toml for git repo https://github.com/nilsve/cells written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/nilsve/cells on toolchain 69bccf03c4733f57482f9691456efcd80f86a5f6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+69bccf03c4733f57482f9691456efcd80f86a5f6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/nilsve/cells already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+69bccf03c4733f57482f9691456efcd80f86a5f6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded dyn-clone v1.0.4 [INFO] [stderr] Downloaded bumpalo v3.7.1 [INFO] [stderr] Downloaded libc v0.2.103 [INFO] [stderr] Downloaded macroquad v0.3.10 [INFO] [stderr] Downloaded cc v1.0.71 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }` [INFO] [stdout] 660fb17f56715a066f849c80e72bcfdbb9202ccf4c80aa24f20f561235880f04 [INFO] running `Command { std: "docker" "start" "660fb17f56715a066f849c80e72bcfdbb9202ccf4c80aa24f20f561235880f04", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "660fb17f56715a066f849c80e72bcfdbb9202ccf4c80aa24f20f561235880f04", kill_on_drop: false }` [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "660fb17f56715a066f849c80e72bcfdbb9202ccf4c80aa24f20f561235880f04" "/opt/rustwide/cargo-home/bin/cargo" "+69bccf03c4733f57482f9691456efcd80f86a5f6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "660fb17f56715a066f849c80e72bcfdbb9202ccf4c80aa24f20f561235880f04", kill_on_drop: false }` [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "660fb17f56715a066f849c80e72bcfdbb9202ccf4c80aa24f20f561235880f04" "/opt/rustwide/cargo-home/bin/cargo" "+69bccf03c4733f57482f9691456efcd80f86a5f6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.103 [INFO] [stderr] Compiling macroquad_macro v0.1.7 [INFO] [stderr] Checking bumpalo v3.7.1 [INFO] [stderr] Checking dyn-clone v1.0.4 [INFO] [stderr] Checking image v0.23.14 [INFO] [stderr] Checking quad-alsa-sys v0.3.2 [INFO] [stderr] Checking sapp-linux v0.1.13 [INFO] [stderr] Checking quad-snd v0.2.2 [INFO] [stderr] Checking miniquad v0.3.0-alpha.37 [INFO] [stderr] Checking macroquad v0.3.10 [INFO] [stderr] Checking cells v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `WorldTilePos` [INFO] [stdout] --> src/game/chunk.rs:1:51 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::game::coords::{ChunkTilePos, ChunkPos, WorldTilePos}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::game::world::World` [INFO] [stdout] --> src/game/chunk.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::game::world::World; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::Borrow` [INFO] [stdout] --> src/game/world.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `WorldError` [INFO] [stdout] --> src/game/world_updater.rs:1:33 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::game::world::{World, WorldError}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::game::chunk::Chunk` [INFO] [stdout] --> src/game/world_updater.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::game::chunk::Chunk; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ChunkTilePos` [INFO] [stdout] --> src/game/world_updater.rs:3:37 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::game::coords::{ChunkPos, ChunkTilePos, WorldTilePos}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Tile` [INFO] [stdout] --> src/game/world_updater.rs:5:32 [INFO] [stdout] | [INFO] [stdout] 5 | use crate::game::tiles::tile::{Tile, TileAction}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Pointer` [INFO] [stdout] --> src/game/tiles/tile.rs:3:34 [INFO] [stdout] | [INFO] [stdout] 3 | use std::fmt::{Formatter, Debug, Pointer}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::fmt` [INFO] [stdout] --> src/game/tiles/tile.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use core::fmt; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `BLUE` [INFO] [stdout] --> src/game/tiles/sand.rs:2:30 [INFO] [stdout] | [INFO] [stdout] 2 | use macroquad::prelude::{BLUE, Color, YELLOW}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `WorldTilePos` [INFO] [stdout] --> src/game/chunk.rs:1:51 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::game::coords::{ChunkTilePos, ChunkPos, WorldTilePos}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::game::world::World` [INFO] [stdout] --> src/game/chunk.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::game::world::World; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::Borrow` [INFO] [stdout] --> src/game/world.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `WorldError` [INFO] [stdout] --> src/game/world_updater.rs:1:33 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::game::world::{World, WorldError}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::game::chunk::Chunk` [INFO] [stdout] --> src/game/world_updater.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::game::chunk::Chunk; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ChunkTilePos` [INFO] [stdout] --> src/game/world_updater.rs:3:37 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::game::coords::{ChunkPos, ChunkTilePos, WorldTilePos}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Tile` [INFO] [stdout] --> src/game/world_updater.rs:5:32 [INFO] [stdout] | [INFO] [stdout] 5 | use crate::game::tiles::tile::{Tile, TileAction}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Pointer` [INFO] [stdout] --> src/game/tiles/tile.rs:3:34 [INFO] [stdout] | [INFO] [stdout] 3 | use std::fmt::{Formatter, Debug, Pointer}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::fmt` [INFO] [stdout] --> src/game/tiles/tile.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use core::fmt; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `BLUE` [INFO] [stdout] --> src/game/tiles/sand.rs:2:30 [INFO] [stdout] | [INFO] [stdout] 2 | use macroquad::prelude::{BLUE, Color, YELLOW}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/game/chunk.rs:24:13 [INFO] [stdout] | [INFO] [stdout] 24 | for i in 0..(chunk_size * chunk_size) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `world` [INFO] [stdout] --> src/game/tiles/empty.rs:9:30 [INFO] [stdout] | [INFO] [stdout] 9 | fn get_action(&self, world: &World) -> TileAction { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_world` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `world` [INFO] [stdout] --> src/game/tiles/sand.rs:9:30 [INFO] [stdout] | [INFO] [stdout] 9 | fn get_action(&self, world: &World) -> TileAction { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_world` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `chunk_pos` is never read [INFO] [stdout] --> src/game/chunk.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct Chunk { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 8 | pub chunk_pos: ChunkPos, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Chunk` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `TileDoenstExist` is never constructed [INFO] [stdout] --> src/game/world.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 14 | pub enum WorldError { [INFO] [stdout] | ---------- variant in this enum [INFO] [stdout] 15 | ChunkDoesntExist, [INFO] [stdout] 16 | TileDoenstExist, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `upsert_chunk`, `replace_tile_test`, and `upsert_tile` are never used [INFO] [stdout] --> src/game/world.rs:59:8 [INFO] [stdout] | [INFO] [stdout] 19 | impl World { [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 59 | fn upsert_chunk(&mut self, chunk_pos: &ChunkPos) -> Arc> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 94 | pub fn replace_tile_test(&mut self, world_tile_pos: &WorldTilePos, tile: Tile) -> Result<(), WorldError> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 105 | pub fn upsert_tile(&mut self, world_tile_pos: &WorldTilePos, tile: Tile) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `apply_to_world_tile_pos` is never used [INFO] [stdout] --> src/game/tiles/tile.rs:21:12 [INFO] [stdout] | [INFO] [stdout] 13 | impl Direction { [INFO] [stdout] | -------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 21 | pub fn apply_to_world_tile_pos(&self, world_tile_pos: &WorldTilePos) -> WorldTilePos { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | world.init_world(4); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 12 | let _ = world.init_world(4); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | world.replace_tile(&WorldTilePos::new(-20, 0), sand_tile::new()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 13 | let _ = world.replace_tile(&WorldTilePos::new(-20, 0), sand_tile::new()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/game/chunk.rs:24:13 [INFO] [stdout] | [INFO] [stdout] 24 | for i in 0..(chunk_size * chunk_size) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `world` [INFO] [stdout] --> src/game/tiles/empty.rs:9:30 [INFO] [stdout] | [INFO] [stdout] 9 | fn get_action(&self, world: &World) -> TileAction { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_world` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `world` [INFO] [stdout] --> src/game/tiles/sand.rs:9:30 [INFO] [stdout] | [INFO] [stdout] 9 | fn get_action(&self, world: &World) -> TileAction { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_world` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `chunk_pos` is never read [INFO] [stdout] --> src/game/chunk.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct Chunk { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 8 | pub chunk_pos: ChunkPos, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Chunk` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `TileDoenstExist` is never constructed [INFO] [stdout] --> src/game/world.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 14 | pub enum WorldError { [INFO] [stdout] | ---------- variant in this enum [INFO] [stdout] 15 | ChunkDoesntExist, [INFO] [stdout] 16 | TileDoenstExist, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `upsert_chunk`, `replace_tile_test`, and `upsert_tile` are never used [INFO] [stdout] --> src/game/world.rs:59:8 [INFO] [stdout] | [INFO] [stdout] 19 | impl World { [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 59 | fn upsert_chunk(&mut self, chunk_pos: &ChunkPos) -> Arc> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 94 | pub fn replace_tile_test(&mut self, world_tile_pos: &WorldTilePos, tile: Tile) -> Result<(), WorldError> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 105 | pub fn upsert_tile(&mut self, world_tile_pos: &WorldTilePos, tile: Tile) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `apply_to_world_tile_pos` is never used [INFO] [stdout] --> src/game/tiles/tile.rs:21:12 [INFO] [stdout] | [INFO] [stdout] 13 | impl Direction { [INFO] [stdout] | -------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 21 | pub fn apply_to_world_tile_pos(&self, world_tile_pos: &WorldTilePos) -> WorldTilePos { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | world.init_world(4); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 12 | let _ = world.init_world(4); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | world.replace_tile(&WorldTilePos::new(-20, 0), sand_tile::new()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 13 | let _ = world.replace_tile(&WorldTilePos::new(-20, 0), sand_tile::new()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: unused dependency `dyn-clone` [INFO] [stderr] --> Cargo.toml:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | dyn-clone = "1.0.4" [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `cargo::unused_dependencies` is set to `warn` by default [INFO] [stderr] help: consider removing the dependency on `dyn-clone` [INFO] [stderr] warning: `cells` (manifest) generated 1 warning [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.63s [INFO] running `Command { std: "docker" "inspect" "660fb17f56715a066f849c80e72bcfdbb9202ccf4c80aa24f20f561235880f04", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "660fb17f56715a066f849c80e72bcfdbb9202ccf4c80aa24f20f561235880f04", kill_on_drop: false }` [INFO] [stdout] 660fb17f56715a066f849c80e72bcfdbb9202ccf4c80aa24f20f561235880f04