[INFO] cloning repository https://github.com/djmellowd/2DdungeonCrawler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/djmellowd/2DdungeonCrawler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdjmellowd%2F2DdungeonCrawler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdjmellowd%2F2DdungeonCrawler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 57db23a733b3f950dd3b103b572d2d0ada07c4b8
[INFO] testing djmellowd/2DdungeonCrawler against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdjmellowd%2F2DdungeonCrawler" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/djmellowd/2DdungeonCrawler
[INFO] finished tweaking git repo https://github.com/djmellowd/2DdungeonCrawler
[INFO] tweaked toml for git repo https://github.com/djmellowd/2DdungeonCrawler written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/djmellowd/2DdungeonCrawler on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/djmellowd/2DdungeonCrawler 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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "fc93f29ed7b3925506f4d2725792f7e3c3a35da112d000a436da1d677c4cfb82", kill_on_drop: false }`
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[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling glow v0.10.0
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[INFO] [stderr]    Compiling bracket-noise v0.8.2
[INFO] [stderr]    Compiling bit-set v0.5.2
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[INFO] [stderr]    Compiling itertools v0.9.0
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[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling legion_codegen v0.3.0
[INFO] [stderr]    Compiling smithay-client-toolkit v0.12.3
[INFO] [stderr]    Compiling winit v0.24.0
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[INFO] [stderr]    Compiling bracket-lib v0.8.1
[INFO] [stderr]    Compiling dungeoncrawl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `empty::EmptyArchitect`
[INFO] [stdout]  --> src/map_builder/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use empty::EmptyArchitect;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `legion::world::Event::EntityInserted`
[INFO] [stdout]  --> src/systems/player_input.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use legion::world::Event::EntityInserted;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::VirtualKeyCode::Comma`
[INFO] [stdout]   --> src/main.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | use crate::VirtualKeyCode::Comma;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `did_something` is never read
[INFO] [stdout]    --> src/systems/player_input.rs:101:17
[INFO] [stdout]     |
[INFO] [stdout] 101 |                 did_something = true;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/systems/player_input.rs:52:60
[INFO] [stdout]    |
[INFO] [stdout] 52 | ...                   .for_each(|(e, c, w)| {commands.remove(*e);})
[INFO] [stdout]    |                                      ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `w`
[INFO] [stdout]   --> src/systems/player_input.rs:52:63
[INFO] [stdout]    |
[INFO] [stdout] 52 | ...                   .for_each(|(e, c, w)| {commands.remove(*e);})
[INFO] [stdout]    |                                         ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/systems/combat.rs:45:23
[INFO] [stdout]    |
[INFO] [stdout] 45 |             if let Ok(mut health) = ecs
[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/systems/fov.rs:16:26
[INFO] [stdout]    |
[INFO] [stdout] 16 |         .for_each(|(pos, mut fov)|
[INFO] [stdout]    |                          ----^^^
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mapper`
[INFO] [stdout]   --> src/systems/use_items.rs:29:31
[INFO] [stdout]    |
[INFO] [stdout] 29 |                     if let Ok(mapper) = item.get_component::<ProvidesDungeonMap>()
[INFO] [stdout]    |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_mapper`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptyArchitect` is never constructed
[INFO] [stdout]  --> src/map_builder/empty.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct EmptyArchitect {}
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3m 12s
[INFO] running `Command { std: "docker" "inspect" "fc93f29ed7b3925506f4d2725792f7e3c3a35da112d000a436da1d677c4cfb82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc93f29ed7b3925506f4d2725792f7e3c3a35da112d000a436da1d677c4cfb82", kill_on_drop: false }`
[INFO] [stdout] fc93f29ed7b3925506f4d2725792f7e3c3a35da112d000a436da1d677c4cfb82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9875023f15c63aa31d2726a1ee6392a18004f4ee36d37c6511501d77a507ac62
[INFO] running `Command { std: "docker" "start" "-a" "9875023f15c63aa31d2726a1ee6392a18004f4ee36d37c6511501d77a507ac62", kill_on_drop: false }`
[INFO] [stderr]    Compiling dungeoncrawl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `empty::EmptyArchitect`
[INFO] [stdout]  --> src/map_builder/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use empty::EmptyArchitect;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `legion::world::Event::EntityInserted`
[INFO] [stdout]  --> src/systems/player_input.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use legion::world::Event::EntityInserted;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::VirtualKeyCode::Comma`
[INFO] [stdout]   --> src/main.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | use crate::VirtualKeyCode::Comma;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `did_something` is never read
[INFO] [stdout]    --> src/systems/player_input.rs:101:17
[INFO] [stdout]     |
[INFO] [stdout] 101 |                 did_something = true;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/systems/player_input.rs:52:60
[INFO] [stdout]    |
[INFO] [stdout] 52 | ...                   .for_each(|(e, c, w)| {commands.remove(*e);})
[INFO] [stdout]    |                                      ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `w`
[INFO] [stdout]   --> src/systems/player_input.rs:52:63
[INFO] [stdout]    |
[INFO] [stdout] 52 | ...                   .for_each(|(e, c, w)| {commands.remove(*e);})
[INFO] [stdout]    |                                         ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/systems/combat.rs:45:23
[INFO] [stdout]    |
[INFO] [stdout] 45 |             if let Ok(mut health) = ecs
[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/systems/fov.rs:16:26
[INFO] [stdout]    |
[INFO] [stdout] 16 |         .for_each(|(pos, mut fov)|
[INFO] [stdout]    |                          ----^^^
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mapper`
[INFO] [stdout]   --> src/systems/use_items.rs:29:31
[INFO] [stdout]    |
[INFO] [stdout] 29 |                     if let Ok(mapper) = item.get_component::<ProvidesDungeonMap>()
[INFO] [stdout]    |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_mapper`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptyArchitect` is never constructed
[INFO] [stdout]  --> src/map_builder/empty.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct EmptyArchitect {}
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.59s
[INFO] running `Command { std: "docker" "inspect" "9875023f15c63aa31d2726a1ee6392a18004f4ee36d37c6511501d77a507ac62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9875023f15c63aa31d2726a1ee6392a18004f4ee36d37c6511501d77a507ac62", kill_on_drop: false }`
[INFO] [stdout] 9875023f15c63aa31d2726a1ee6392a18004f4ee36d37c6511501d77a507ac62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 88589ddc9e29253dacef98176ed3bf8a90f2aa356d498d904215ef7a9cc46898
[INFO] running `Command { std: "docker" "start" "-a" "88589ddc9e29253dacef98176ed3bf8a90f2aa356d498d904215ef7a9cc46898", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `empty::EmptyArchitect`
[INFO] [stderr]  --> src/map_builder/mod.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use empty::EmptyArchitect;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `legion::world::Event::EntityInserted`
[INFO] [stderr]  --> src/systems/player_input.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use legion::world::Event::EntityInserted;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::VirtualKeyCode::Comma`
[INFO] [stderr]   --> src/main.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 | use crate::VirtualKeyCode::Comma;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `did_something` is never read
[INFO] [stderr]    --> src/systems/player_input.rs:101:17
[INFO] [stderr]     |
[INFO] [stderr] 101 |                 did_something = true;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]   --> src/systems/player_input.rs:52:60
[INFO] [stderr]    |
[INFO] [stderr] 52 | ...                   .for_each(|(e, c, w)| {commands.remove(*e);})
[INFO] [stderr]    |                                      ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `w`
[INFO] [stderr]   --> src/systems/player_input.rs:52:63
[INFO] [stderr]    |
[INFO] [stderr] 52 | ...                   .for_each(|(e, c, w)| {commands.remove(*e);})
[INFO] [stderr]    |                                         ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/systems/combat.rs:45:23
[INFO] [stderr]    |
[INFO] [stderr] 45 |             if let Ok(mut health) = ecs
[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/systems/fov.rs:16:26
[INFO] [stderr]    |
[INFO] [stderr] 16 |         .for_each(|(pos, mut fov)|
[INFO] [stderr]    |                          ----^^^
[INFO] [stderr]    |                          |
[INFO] [stderr]    |                          help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `mapper`
[INFO] [stderr]   --> src/systems/use_items.rs:29:31
[INFO] [stderr]    |
[INFO] [stderr] 29 |                     if let Ok(mapper) = item.get_component::<ProvidesDungeonMap>()
[INFO] [stderr]    |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_mapper`
[INFO] [stderr] 
[INFO] [stderr] warning: struct `EmptyArchitect` is never constructed
[INFO] [stderr]  --> src/map_builder/empty.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct EmptyArchitect {}
[INFO] [stderr]   |            ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `dungeoncrawl` (bin "dungeoncrawl" test) generated 10 warnings (run `cargo fix --bin "dungeoncrawl" --tests` to apply 5 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/dungeoncrawl-7e99d202e5f3c24f)
[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] running `Command { std: "docker" "inspect" "88589ddc9e29253dacef98176ed3bf8a90f2aa356d498d904215ef7a9cc46898", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88589ddc9e29253dacef98176ed3bf8a90f2aa356d498d904215ef7a9cc46898", kill_on_drop: false }`
[INFO] [stdout] 88589ddc9e29253dacef98176ed3bf8a90f2aa356d498d904215ef7a9cc46898
