[INFO] cloning repository https://github.com/saintech/asteroids
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/saintech/asteroids" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaintech%2Fasteroids", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaintech%2Fasteroids'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] afe87cb8824bcb4eb91125feff0ac9a4c8e9ead7
[INFO] testing saintech/asteroids against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaintech%2Fasteroids" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/saintech/asteroids
[INFO] finished tweaking git repo https://github.com/saintech/asteroids
[INFO] tweaked toml for git repo https://github.com/saintech/asteroids written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/saintech/asteroids on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/saintech/asteroids 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded macroquad-particles v0.1.1
[INFO] [stderr]   Downloaded sapp-windows v0.2.19
[INFO] [stderr]   Downloaded macroquad-canvas v0.3.0
[INFO] [stderr]   Downloaded sapp-wasm v0.1.26
[INFO] [stderr]   Downloaded bytemuck v1.8.0
[INFO] [stderr]   Downloaded miniquad v0.3.0-alpha.45
[INFO] [stderr]   Downloaded sapp-android v0.1.10
[INFO] [stderr]   Downloaded sapp-darwin v0.1.8
[INFO] [stderr]   Downloaded ttf-parser v0.12.3
[INFO] [stderr]   Downloaded sapp-linux v0.1.14
[INFO] [stderr]   Downloaded fontdue v0.5.2
[INFO] [stderr]   Downloaded glam v0.14.0
[INFO] [stderr]   Downloaded sapp-dummy v0.1.5
[INFO] [stderr]   Downloaded sapp-ios v0.1.2
[INFO] [stderr]   Downloaded macroquad v0.3.15
[INFO] [stderr]   Downloaded quad-snd v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a5611b51c580f70a5d57391f7b3155e0753f0965461a578507e218e1a31050b
[INFO] running `Command { std: "docker" "start" "-a" "9a5611b51c580f70a5d57391f7b3155e0753f0965461a578507e218e1a31050b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a5611b51c580f70a5d57391f7b3155e0753f0965461a578507e218e1a31050b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a5611b51c580f70a5d57391f7b3155e0753f0965461a578507e218e1a31050b", kill_on_drop: false }`
[INFO] [stdout] 9a5611b51c580f70a5d57391f7b3155e0753f0965461a578507e218e1a31050b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] f6b58d68279e33427c8361dce014906484638c8e77c9032c27c17d5f24f14329
[INFO] running `Command { std: "docker" "start" "-a" "f6b58d68279e33427c8361dce014906484638c8e77c9032c27c17d5f24f14329", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling quad-alsa-sys v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling sapp-linux v0.1.14
[INFO] [stderr]    Compiling dasp_sample v0.11.0
[INFO] [stderr]    Compiling ahash v0.4.7
[INFO] [stderr]    Compiling quad-snd v0.2.3
[INFO] [stderr]    Compiling hound v3.4.0
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling bytemuck v1.8.0
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling miniz_oxide v0.3.7
[INFO] [stderr]    Compiling ttf-parser v0.12.3
[INFO] [stderr]    Compiling macroquad_macro v0.1.7
[INFO] [stderr]    Compiling dasp_frame v0.11.0
[INFO] [stderr]    Compiling bumpalo v3.9.1
[INFO] [stderr]    Compiling quad-rand v0.2.1
[INFO] [stderr]    Compiling glam v0.14.0
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling ogg v0.7.1
[INFO] [stderr]    Compiling deflate v0.8.6
[INFO] [stderr]    Compiling lewton v0.9.4
[INFO] [stderr]    Compiling png v0.16.8
[INFO] [stderr]    Compiling fontdue v0.5.2
[INFO] [stderr]    Compiling audrey v0.3.0
[INFO] [stderr]    Compiling image v0.23.14
[INFO] [stderr]    Compiling miniquad v0.3.0-alpha.45
[INFO] [stderr]    Compiling macroquad v0.3.15
[INFO] [stderr]    Compiling macroquad-particles v0.1.1
[INFO] [stderr]    Compiling macroquad-canvas v0.3.0
[INFO] [stderr]    Compiling asteroids v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: for loop over a `&mut Option`. This is more readably written as an `if let` statement
[INFO] [stdout]  --> src/systems/collision.rs:8:21
[INFO] [stdout]   |
[INFO] [stdout] 8 |         for ship in &mut game.ship {
[INFO] [stdout]   |                     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]   |
[INFO] [stdout] 8 -         for ship in &mut game.ship {
[INFO] [stdout] 8 +         while let Some(ship) = &mut game.ship {
[INFO] [stdout]   |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]   |
[INFO] [stdout] 8 -         for ship in &mut game.ship {
[INFO] [stdout] 8 +         if let Some(ship) = &mut game.ship {
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&mut Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/systems/collision.rs:13:21
[INFO] [stdout]    |
[INFO] [stdout] 13 |         for ship in &mut game.ship {
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    |
[INFO] [stdout] 13 -         for ship in &mut game.ship {
[INFO] [stdout] 13 +         while let Some(ship) = &mut game.ship {
[INFO] [stdout]    |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 13 -         for ship in &mut game.ship {
[INFO] [stdout] 13 +         if let Some(ship) = &mut game.ship {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&mut Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/systems/collision.rs:57:21
[INFO] [stdout]    |
[INFO] [stdout] 57 |         for ship in &mut game.ship {
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    |
[INFO] [stdout] 57 -         for ship in &mut game.ship {
[INFO] [stdout] 57 +         while let Some(ship) = &mut game.ship {
[INFO] [stdout]    |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 57 -         for ship in &mut game.ship {
[INFO] [stdout] 57 +         if let Some(ship) = &mut game.ship {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/systems/draw.rs:21:71
[INFO] [stdout]    |
[INFO] [stdout] 21 |             for entity::Ship { position, sprite, has_exhaust, .. } in &game.ship {
[INFO] [stdout]    |                                                                       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    |
[INFO] [stdout] 21 -             for entity::Ship { position, sprite, has_exhaust, .. } in &game.ship {
[INFO] [stdout] 21 +             while let Some(entity::Ship { position, sprite, has_exhaust, .. }) = &game.ship {
[INFO] [stdout]    |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 21 -             for entity::Ship { position, sprite, has_exhaust, .. } in &game.ship {
[INFO] [stdout] 21 +             if let Some(entity::Ship { position, sprite, has_exhaust, .. }) = &game.ship {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.04s
[INFO] running `Command { std: "docker" "inspect" "f6b58d68279e33427c8361dce014906484638c8e77c9032c27c17d5f24f14329", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6b58d68279e33427c8361dce014906484638c8e77c9032c27c17d5f24f14329", kill_on_drop: false }`
[INFO] [stdout] f6b58d68279e33427c8361dce014906484638c8e77c9032c27c17d5f24f14329
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] f714eca7472222346eada6cc3e17ab0a6b493f701cc73bde52847c09cdf1a1c4
[INFO] running `Command { std: "docker" "start" "-a" "f714eca7472222346eada6cc3e17ab0a6b493f701cc73bde52847c09cdf1a1c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling asteroids v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: for loop over a `&mut Option`. This is more readably written as an `if let` statement
[INFO] [stdout]  --> src/systems/collision.rs:8:21
[INFO] [stdout]   |
[INFO] [stdout] 8 |         for ship in &mut game.ship {
[INFO] [stdout]   |                     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]   |
[INFO] [stdout] 8 -         for ship in &mut game.ship {
[INFO] [stdout] 8 +         while let Some(ship) = &mut game.ship {
[INFO] [stdout]   |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]   |
[INFO] [stdout] 8 -         for ship in &mut game.ship {
[INFO] [stdout] 8 +         if let Some(ship) = &mut game.ship {
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&mut Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/systems/collision.rs:13:21
[INFO] [stdout]    |
[INFO] [stdout] 13 |         for ship in &mut game.ship {
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    |
[INFO] [stdout] 13 -         for ship in &mut game.ship {
[INFO] [stdout] 13 +         while let Some(ship) = &mut game.ship {
[INFO] [stdout]    |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 13 -         for ship in &mut game.ship {
[INFO] [stdout] 13 +         if let Some(ship) = &mut game.ship {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&mut Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/systems/collision.rs:57:21
[INFO] [stdout]    |
[INFO] [stdout] 57 |         for ship in &mut game.ship {
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    |
[INFO] [stdout] 57 -         for ship in &mut game.ship {
[INFO] [stdout] 57 +         while let Some(ship) = &mut game.ship {
[INFO] [stdout]    |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 57 -         for ship in &mut game.ship {
[INFO] [stdout] 57 +         if let Some(ship) = &mut game.ship {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/systems/draw.rs:21:71
[INFO] [stdout]    |
[INFO] [stdout] 21 |             for entity::Ship { position, sprite, has_exhaust, .. } in &game.ship {
[INFO] [stdout]    |                                                                       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    |
[INFO] [stdout] 21 -             for entity::Ship { position, sprite, has_exhaust, .. } in &game.ship {
[INFO] [stdout] 21 +             while let Some(entity::Ship { position, sprite, has_exhaust, .. }) = &game.ship {
[INFO] [stdout]    |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 21 -             for entity::Ship { position, sprite, has_exhaust, .. } in &game.ship {
[INFO] [stdout] 21 +             if let Some(entity::Ship { position, sprite, has_exhaust, .. }) = &game.ship {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "f714eca7472222346eada6cc3e17ab0a6b493f701cc73bde52847c09cdf1a1c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f714eca7472222346eada6cc3e17ab0a6b493f701cc73bde52847c09cdf1a1c4", kill_on_drop: false }`
[INFO] [stdout] f714eca7472222346eada6cc3e17ab0a6b493f701cc73bde52847c09cdf1a1c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] c1de8c7d070505cfc82148accdd886c1e3e4dda8e751249cd7b97307d9e85018
[INFO] running `Command { std: "docker" "start" "-a" "c1de8c7d070505cfc82148accdd886c1e3e4dda8e751249cd7b97307d9e85018", kill_on_drop: false }`
[INFO] [stderr] warning: for loop over a `&mut Option`. This is more readably written as an `if let` statement
[INFO] [stderr]  --> src/systems/collision.rs:8:21
[INFO] [stderr]   |
[INFO] [stderr] 8 |         for ship in &mut game.ship {
[INFO] [stderr]   |                     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stderr] help: to check pattern in a loop use `while let`
[INFO] [stderr]   |
[INFO] [stderr] 8 -         for ship in &mut game.ship {
[INFO] [stderr] 8 +         while let Some(ship) = &mut game.ship {
[INFO] [stderr]   |
[INFO] [stderr] help: consider using `if let` to clear intent
[INFO] [stderr]   |
[INFO] [stderr] 8 -         for ship in &mut game.ship {
[INFO] [stderr] 8 +         if let Some(ship) = &mut game.ship {
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] warning: for loop over a `&mut Option`. This is more readably written as an `if let` statement
[INFO] [stderr]   --> src/systems/collision.rs:13:21
[INFO] [stderr]    |
[INFO] [stderr] 13 |         for ship in &mut game.ship {
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to check pattern in a loop use `while let`
[INFO] [stderr]    |
[INFO] [stderr] 13 -         for ship in &mut game.ship {
[INFO] [stderr] 13 +         while let Some(ship) = &mut game.ship {
[INFO] [stderr]    |
[INFO] [stderr] help: consider using `if let` to clear intent
[INFO] [stderr]    |
[INFO] [stderr] 13 -         for ship in &mut game.ship {
[INFO] [stderr] 13 +         if let Some(ship) = &mut game.ship {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: for loop over a `&mut Option`. This is more readably written as an `if let` statement
[INFO] [stderr]   --> src/systems/collision.rs:57:21
[INFO] [stderr]    |
[INFO] [stderr] 57 |         for ship in &mut game.ship {
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to check pattern in a loop use `while let`
[INFO] [stderr]    |
[INFO] [stderr] 57 -         for ship in &mut game.ship {
[INFO] [stderr] 57 +         while let Some(ship) = &mut game.ship {
[INFO] [stderr]    |
[INFO] [stderr] help: consider using `if let` to clear intent
[INFO] [stderr]    |
[INFO] [stderr] 57 -         for ship in &mut game.ship {
[INFO] [stderr] 57 +         if let Some(ship) = &mut game.ship {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stderr]   --> src/systems/draw.rs:21:71
[INFO] [stderr]    |
[INFO] [stderr] 21 |             for entity::Ship { position, sprite, has_exhaust, .. } in &game.ship {
[INFO] [stderr]    |                                                                       ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to check pattern in a loop use `while let`
[INFO] [stderr]    |
[INFO] [stderr] 21 -             for entity::Ship { position, sprite, has_exhaust, .. } in &game.ship {
[INFO] [stderr] 21 +             while let Some(entity::Ship { position, sprite, has_exhaust, .. }) = &game.ship {
[INFO] [stderr]    |
[INFO] [stderr] help: consider using `if let` to clear intent
[INFO] [stderr]    |
[INFO] [stderr] 21 -             for entity::Ship { position, sprite, has_exhaust, .. } in &game.ship {
[INFO] [stderr] 21 +             if let Some(entity::Ship { position, sprite, has_exhaust, .. }) = &game.ship {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `asteroids` (bin "asteroids" test) generated 4 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/asteroids-389e1d86536ff2b0)
[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" "c1de8c7d070505cfc82148accdd886c1e3e4dda8e751249cd7b97307d9e85018", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1de8c7d070505cfc82148accdd886c1e3e4dda8e751249cd7b97307d9e85018", kill_on_drop: false }`
[INFO] [stdout] c1de8c7d070505cfc82148accdd886c1e3e4dda8e751249cd7b97307d9e85018