[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 try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbelak%2Flp-control" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[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-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/belak/lp-control on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/belak/lp-control 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9cda3723564b601e5e92f6a03739c9ea1dfb0d223d040384e0aecfc15b58c4cb
[INFO] running `Command { std: "docker" "start" "-a" "9cda3723564b601e5e92f6a03739c9ea1dfb0d223d040384e0aecfc15b58c4cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9cda3723564b601e5e92f6a03739c9ea1dfb0d223d040384e0aecfc15b58c4cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cda3723564b601e5e92f6a03739c9ea1dfb0d223d040384e0aecfc15b58c4cb", kill_on_drop: false }`
[INFO] [stdout] 9cda3723564b601e5e92f6a03739c9ea1dfb0d223d040384e0aecfc15b58c4cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a09fc90b12d183699e57f1906d2171f6a15fed009b1f817b9f73226f0c036ff
[INFO] running `Command { std: "docker" "start" "-a" "3a09fc90b12d183699e57f1906d2171f6a15fed009b1f817b9f73226f0c036ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]    Compiling memalloc v0.1.0
[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)]` (part of `#[warn(unused)]`) 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]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Fn(Box<dyn Fn() -> anyhow::Result<()>>)
[INFO] [stdout]    |            +++
[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]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[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] 
[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: function `setup_layouts` is never used
[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]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Action` is never used
[INFO] [stdout]  --> src/actions.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum Action<C> {
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Canvas` is never constructed
[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: method `set` is never used
[INFO] [stdout]   --> src/canvas.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout]  8 | / impl<CS> Canvas<CS>
[INFO] [stdout]  9 | | where
[INFO] [stdout] 10 | |     CS: launchy::DeviceSpec,
[INFO] [stdout]    | |____________________________- method in this implementation
[INFO] [stdout] 11 |   {
[INFO] [stdout] 12 |       fn set(&mut self, ) -> anyhow::Result<()> {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Button` is never constructed
[INFO] [stdout]  --> src/layouts.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Button {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Layout` is never used
[INFO] [stdout]   --> src/layouts.rs:12:11
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub trait Layout<C>
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ButtonLayout` is never constructed
[INFO] [stdout]   --> src/layouts.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub struct ButtonLayout<C> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ValueLayout` is never constructed
[INFO] [stdout]   --> src/layouts.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub struct ValueLayout {}
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TabbedLayout` is never constructed
[INFO] [stdout]   --> src/layouts.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub struct TabbedLayout<C>
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.09s
[INFO] running `Command { std: "docker" "inspect" "3a09fc90b12d183699e57f1906d2171f6a15fed009b1f817b9f73226f0c036ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a09fc90b12d183699e57f1906d2171f6a15fed009b1f817b9f73226f0c036ff", kill_on_drop: false }`
[INFO] [stdout] 3a09fc90b12d183699e57f1906d2171f6a15fed009b1f817b9f73226f0c036ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86a305a048b6559107555cd2a761c677dcef0b3858614ff9456c331ffb070fca
[INFO] running `Command { std: "docker" "start" "-a" "86a305a048b6559107555cd2a761c677dcef0b3858614ff9456c331ffb070fca", 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)]` (part of `#[warn(unused)]`) 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]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Fn(Box<dyn Fn() -> anyhow::Result<()>>)
[INFO] [stdout]    |            +++
[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]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[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] 
[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: function `setup_layouts` is never used
[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]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Action` is never used
[INFO] [stdout]  --> src/actions.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum Action<C> {
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Canvas` is never constructed
[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: method `set` is never used
[INFO] [stdout]   --> src/canvas.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout]  8 | / impl<CS> Canvas<CS>
[INFO] [stdout]  9 | | where
[INFO] [stdout] 10 | |     CS: launchy::DeviceSpec,
[INFO] [stdout]    | |____________________________- method in this implementation
[INFO] [stdout] 11 |   {
[INFO] [stdout] 12 |       fn set(&mut self, ) -> anyhow::Result<()> {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Button` is never constructed
[INFO] [stdout]  --> src/layouts.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Button {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Layout` is never used
[INFO] [stdout]   --> src/layouts.rs:12:11
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub trait Layout<C>
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ButtonLayout` is never constructed
[INFO] [stdout]   --> src/layouts.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub struct ButtonLayout<C> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ValueLayout` is never constructed
[INFO] [stdout]   --> src/layouts.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub struct ValueLayout {}
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TabbedLayout` is never constructed
[INFO] [stdout]   --> src/layouts.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub struct TabbedLayout<C>
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "86a305a048b6559107555cd2a761c677dcef0b3858614ff9456c331ffb070fca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86a305a048b6559107555cd2a761c677dcef0b3858614ff9456c331ffb070fca", kill_on_drop: false }`
[INFO] [stdout] 86a305a048b6559107555cd2a761c677dcef0b3858614ff9456c331ffb070fca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 44a4ba624af1d791f74d1b3dc172184882a864e3ba57153990c369ddcfb84ad5
[INFO] running `Command { std: "docker" "start" "-a" "44a4ba624af1d791f74d1b3dc172184882a864e3ba57153990c369ddcfb84ad5", 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)]` (part of `#[warn(unused)]`) 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]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[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 <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 10 |     Fn(Box<dyn Fn() -> anyhow::Result<()>>)
[INFO] [stderr]    |            +++
[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]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[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: 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] 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: function `setup_layouts` is never used
[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]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Action` is never used
[INFO] [stderr]  --> src/actions.rs:5:10
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub enum Action<C> {
[INFO] [stderr]   |          ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Canvas` is never constructed
[INFO] [stderr]  --> src/canvas.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct Canvas<CS>
[INFO] [stderr]   |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `set` is never used
[INFO] [stderr]   --> src/canvas.rs:12:8
[INFO] [stderr]    |
[INFO] [stderr]  8 | / impl<CS> Canvas<CS>
[INFO] [stderr]  9 | | where
[INFO] [stderr] 10 | |     CS: launchy::DeviceSpec,
[INFO] [stderr]    | |____________________________- method in this implementation
[INFO] [stderr] 11 |   {
[INFO] [stderr] 12 |       fn set(&mut self, ) -> anyhow::Result<()> {
[INFO] [stderr]    |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Button` is never constructed
[INFO] [stderr]  --> src/layouts.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct Button {
[INFO] [stderr]   |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Layout` is never used
[INFO] [stderr]   --> src/layouts.rs:12:11
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub trait Layout<C>
[INFO] [stderr]    |           ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ButtonLayout` is never constructed
[INFO] [stderr]   --> src/layouts.rs:45:12
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub struct ButtonLayout<C> {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ValueLayout` is never constructed
[INFO] [stderr]   --> src/layouts.rs:58:12
[INFO] [stderr]    |
[INFO] [stderr] 58 | pub struct ValueLayout {}
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `TabbedLayout` is never constructed
[INFO] [stderr]   --> src/layouts.rs:71:12
[INFO] [stderr]    |
[INFO] [stderr] 71 | pub struct TabbedLayout<C>
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `lp-control` (bin "lp-control" test) generated 15 warnings (run `cargo fix --bin "lp-control" --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/lp_control-5b167f637aea4087)
[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" "44a4ba624af1d791f74d1b3dc172184882a864e3ba57153990c369ddcfb84ad5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44a4ba624af1d791f74d1b3dc172184882a864e3ba57153990c369ddcfb84ad5", kill_on_drop: false }`
[INFO] [stdout] 44a4ba624af1d791f74d1b3dc172184882a864e3ba57153990c369ddcfb84ad5