[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] checking belak/lp-control against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbelak%2Flp-control" "/workspace/builds/worker-93/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-93/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/belak/lp-control on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "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-93/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" "+39e1293fce4b650061e85dda88aa428f726a8444" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dcfae20a2134d7bcc5a97a54392c84130dfc3beebecf68c0ca7adf02d24a7531
[INFO] running `Command { std: "docker" "start" "-a" "dcfae20a2134d7bcc5a97a54392c84130dfc3beebecf68c0ca7adf02d24a7531", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dcfae20a2134d7bcc5a97a54392c84130dfc3beebecf68c0ca7adf02d24a7531", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcfae20a2134d7bcc5a97a54392c84130dfc3beebecf68c0ca7adf02d24a7531", kill_on_drop: false }`
[INFO] [stdout] dcfae20a2134d7bcc5a97a54392c84130dfc3beebecf68c0ca7adf02d24a7531
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 386c2d367b415e6fc821a35f38d17b7f91fb7ae250f0cd11f1902192cba34329
[INFO] running `Command { std: "docker" "start" "-a" "386c2d367b415e6fc821a35f38d17b7f91fb7ae250f0cd11f1902192cba34329", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking memalloc v0.1.0
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]     Checking alsa v0.4.3
[INFO] [stderr]     Checking midir v0.7.0
[INFO] [stderr]     Checking launchy v0.1.0 (https://github.com/kangalioo/launchy#f066a4f8)
[INFO] [stderr]     Checking 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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[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: 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: 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] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.18s
[INFO] running `Command { std: "docker" "inspect" "386c2d367b415e6fc821a35f38d17b7f91fb7ae250f0cd11f1902192cba34329", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "386c2d367b415e6fc821a35f38d17b7f91fb7ae250f0cd11f1902192cba34329", kill_on_drop: false }`
[INFO] [stdout] 386c2d367b415e6fc821a35f38d17b7f91fb7ae250f0cd11f1902192cba34329