[INFO] cloning repository https://github.com/belak/lp-control
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/belak/lp-control" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbelak%2Flp-control", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbelak%2Flp-control'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b3347677d30c7b8cf20bb288d14512f1628098db
[INFO] testing belak/lp-control against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbelak%2Flp-control" "/workspace/builds/worker-91/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-91/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/belak/lp-control on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/belak/lp-control
[INFO] finished tweaking git repo https://github.com/belak/lp-control
[INFO] tweaked toml for git repo https://github.com/belak/lp-control written to /workspace/builds/worker-91/source/Cargo.toml
[INFO] crate git repo https://github.com/belak/lp-control already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/kangalioo/launchy`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded coremidi v0.4.0
[INFO] [stderr]   Downloaded coremidi-sys v2.0.2
[INFO] [stderr]   Downloaded alsa v0.4.3
[INFO] [stderr]   Downloaded memalloc v0.1.0
[INFO] [stderr]   Downloaded midir v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 806a84b13269916c07c38d2fa19f6adf3a83088707c26bfd99b022e29de62b15
[INFO] running `Command { std: "docker" "start" "-a" "806a84b13269916c07c38d2fa19f6adf3a83088707c26bfd99b022e29de62b15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "806a84b13269916c07c38d2fa19f6adf3a83088707c26bfd99b022e29de62b15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "806a84b13269916c07c38d2fa19f6adf3a83088707c26bfd99b022e29de62b15", kill_on_drop: false }`
[INFO] [stdout] 806a84b13269916c07c38d2fa19f6adf3a83088707c26bfd99b022e29de62b15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b98b567e8cc78cc8f4a5671c5dbf6cb57f37ee17118896e5780276ae3251718b
[INFO] running `Command { std: "docker" "start" "-a" "b98b567e8cc78cc8f4a5671c5dbf6cb57f37ee17118896e5780276ae3251718b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling memalloc v0.1.0
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling alsa v0.4.3
[INFO] [stderr]    Compiling midir v0.7.0
[INFO] [stderr]    Compiling launchy v0.1.0 (https://github.com/kangalioo/launchy#f066a4f8)
[INFO] [stderr]    Compiling lp-control v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `LinkedList`
[INFO] [stdout]  --> src/main.rs:1:34
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{BTreeSet, LinkedList};
[INFO] [stdout]   |                                  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/actions.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Fn(Box<Fn() -> anyhow::Result<()>>)
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> anyhow::Result<()>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pressed`
[INFO] [stdout]    --> src/main.rs:139:9
[INFO] [stdout]     |
[INFO] [stdout] 139 |     let pressed: BTreeSet<Pad> = BTreeSet::new();
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pressed`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `button`
[INFO] [stdout]    --> src/main.rs:215:33
[INFO] [stdout]     |
[INFO] [stdout] 215 |             LMessage::Release { button } => {
[INFO] [stdout]     |                                 ^^^^^^ help: try ignoring the field: `button: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `canvas`
[INFO] [stdout]   --> src/layouts.rs:53:24
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn draw(&mut self, canvas: &mut DeviceCanvas<C>) -> anyhow::Result<()> {
[INFO] [stdout]    |                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_canvas`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `canvas`
[INFO] [stdout]   --> src/layouts.rs:64:24
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn draw(&mut self, canvas: &mut DeviceCanvas<C>) -> anyhow::Result<()> {
[INFO] [stdout]    |                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_canvas`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PushLayout`
[INFO] [stdout]  --> src/actions.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     PushLayout(Arc<dyn Layout<C>>),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ReplaceLayout`
[INFO] [stdout]  --> src/actions.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     ReplaceLayout(Arc<dyn Layout<C>>),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Fn`
[INFO] [stdout]   --> src/actions.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Fn(Box<Fn() -> anyhow::Result<()>>)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Canvas`
[INFO] [stdout]  --> src/canvas.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Canvas<CS>
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set`
[INFO] [stdout]   --> src/canvas.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn set(&mut self, ) -> anyhow::Result<()> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Button`
[INFO] [stdout]  --> src/layouts.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Button {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `pads`
[INFO] [stdout]   --> src/layouts.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pads: BTreeMap<Pad, Action<C>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `setup_layouts`
[INFO] [stdout]    --> src/main.rs:114:4
[INFO] [stdout]     |
[INFO] [stdout] 114 | fn setup_layouts<T>() -> Box<dyn Layout<T>>
[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 12.63s
[INFO] running `Command { std: "docker" "inspect" "b98b567e8cc78cc8f4a5671c5dbf6cb57f37ee17118896e5780276ae3251718b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b98b567e8cc78cc8f4a5671c5dbf6cb57f37ee17118896e5780276ae3251718b", kill_on_drop: false }`
[INFO] [stdout] b98b567e8cc78cc8f4a5671c5dbf6cb57f37ee17118896e5780276ae3251718b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5dc6eed61bf95fed16519e6b75412b691f862918f1b271153ada18eaea171459
[INFO] running `Command { std: "docker" "start" "-a" "5dc6eed61bf95fed16519e6b75412b691f862918f1b271153ada18eaea171459", kill_on_drop: false }`
[INFO] [stderr]    Compiling lp-control v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `LinkedList`
[INFO] [stdout]  --> src/main.rs:1:34
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{BTreeSet, LinkedList};
[INFO] [stdout]   |                                  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/actions.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Fn(Box<Fn() -> anyhow::Result<()>>)
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> anyhow::Result<()>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pressed`
[INFO] [stdout]    --> src/main.rs:139:9
[INFO] [stdout]     |
[INFO] [stdout] 139 |     let pressed: BTreeSet<Pad> = BTreeSet::new();
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pressed`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `button`
[INFO] [stdout]    --> src/main.rs:215:33
[INFO] [stdout]     |
[INFO] [stdout] 215 |             LMessage::Release { button } => {
[INFO] [stdout]     |                                 ^^^^^^ help: try ignoring the field: `button: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `canvas`
[INFO] [stdout]   --> src/layouts.rs:53:24
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn draw(&mut self, canvas: &mut DeviceCanvas<C>) -> anyhow::Result<()> {
[INFO] [stdout]    |                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_canvas`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `canvas`
[INFO] [stdout]   --> src/layouts.rs:64:24
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn draw(&mut self, canvas: &mut DeviceCanvas<C>) -> anyhow::Result<()> {
[INFO] [stdout]    |                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_canvas`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PushLayout`
[INFO] [stdout]  --> src/actions.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     PushLayout(Arc<dyn Layout<C>>),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ReplaceLayout`
[INFO] [stdout]  --> src/actions.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     ReplaceLayout(Arc<dyn Layout<C>>),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Fn`
[INFO] [stdout]   --> src/actions.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Fn(Box<Fn() -> anyhow::Result<()>>)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Canvas`
[INFO] [stdout]  --> src/canvas.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Canvas<CS>
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set`
[INFO] [stdout]   --> src/canvas.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn set(&mut self, ) -> anyhow::Result<()> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Button`
[INFO] [stdout]  --> src/layouts.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Button {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `pads`
[INFO] [stdout]   --> src/layouts.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pads: BTreeMap<Pad, Action<C>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `setup_layouts`
[INFO] [stdout]    --> src/main.rs:114:4
[INFO] [stdout]     |
[INFO] [stdout] 114 | fn setup_layouts<T>() -> Box<dyn Layout<T>>
[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 0.45s
[INFO] running `Command { std: "docker" "inspect" "5dc6eed61bf95fed16519e6b75412b691f862918f1b271153ada18eaea171459", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dc6eed61bf95fed16519e6b75412b691f862918f1b271153ada18eaea171459", kill_on_drop: false }`
[INFO] [stdout] 5dc6eed61bf95fed16519e6b75412b691f862918f1b271153ada18eaea171459
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 56bfba9fda48ab60b1d125979111f3901e22c47bc344f95ff39165611646e39f
[INFO] running `Command { std: "docker" "start" "-a" "56bfba9fda48ab60b1d125979111f3901e22c47bc344f95ff39165611646e39f", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `LinkedList`
[INFO] [stderr]  --> src/main.rs:1:34
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::{BTreeSet, LinkedList};
[INFO] [stderr]   |                                  ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actions.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr] 10 |     Fn(Box<Fn() -> anyhow::Result<()>>)
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> anyhow::Result<()>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pressed`
[INFO] [stderr]    --> src/main.rs:139:9
[INFO] [stderr]     |
[INFO] [stderr] 139 |     let pressed: BTreeSet<Pad> = BTreeSet::new();
[INFO] [stderr]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pressed`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `button`
[INFO] [stderr]    --> src/main.rs:215:33
[INFO] [stderr]     |
[INFO] [stderr] 215 |             LMessage::Release { button } => {
[INFO] [stderr]     |                                 ^^^^^^ help: try ignoring the field: `button: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `canvas`
[INFO] [stderr]   --> src/layouts.rs:53:24
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn draw(&mut self, canvas: &mut DeviceCanvas<C>) -> anyhow::Result<()> {
[INFO] [stderr]    |                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_canvas`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `canvas`
[INFO] [stderr]   --> src/layouts.rs:64:24
[INFO] [stderr]    |
[INFO] [stderr] 64 |     fn draw(&mut self, canvas: &mut DeviceCanvas<C>) -> anyhow::Result<()> {
[INFO] [stderr]    |                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_canvas`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `PushLayout`
[INFO] [stderr]  --> src/actions.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     PushLayout(Arc<dyn Layout<C>>),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ReplaceLayout`
[INFO] [stderr]  --> src/actions.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     ReplaceLayout(Arc<dyn Layout<C>>),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Fn`
[INFO] [stderr]   --> src/actions.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     Fn(Box<Fn() -> anyhow::Result<()>>)
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Canvas`
[INFO] [stderr]  --> src/canvas.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct Canvas<CS>
[INFO] [stderr]   |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set`
[INFO] [stderr]   --> src/canvas.rs:12:8
[INFO] [stderr]    |
[INFO] [stderr] 12 |     fn set(&mut self, ) -> anyhow::Result<()> {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Button`
[INFO] [stderr]  --> src/layouts.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct Button {
[INFO] [stderr]   |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `pads`
[INFO] [stderr]   --> src/layouts.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pads: BTreeMap<Pad, Action<C>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `setup_layouts`
[INFO] [stderr]    --> src/main.rs:114:4
[INFO] [stderr]     |
[INFO] [stderr] 114 | fn setup_layouts<T>() -> Box<dyn Layout<T>>
[INFO] [stderr]     |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `lp-control` (bin "lp-control" test) generated 14 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lp_control-4013e08261a36ede)
[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" "56bfba9fda48ab60b1d125979111f3901e22c47bc344f95ff39165611646e39f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56bfba9fda48ab60b1d125979111f3901e22c47bc344f95ff39165611646e39f", kill_on_drop: false }`
[INFO] [stdout] 56bfba9fda48ab60b1d125979111f3901e22c47bc344f95ff39165611646e39f