[INFO] cloning repository https://github.com/SignalWalker/signal-wm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SignalWalker/signal-wm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSignalWalker%2Fsignal-wm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSignalWalker%2Fsignal-wm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cf689fcddb5b6b99d818751d2c1dd6ff40d5dfd6
[INFO] testing SignalWalker/signal-wm against 1.100.0-beta.1 for beta-1.100-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSignalWalker%2Fsignal-wm" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-7-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/SignalWalker/signal-wm
[INFO] finished tweaking git repo https://github.com/SignalWalker/signal-wm
[INFO] tweaked toml for git repo https://github.com/SignalWalker/signal-wm written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/SignalWalker/signal-wm on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/SignalWalker/signal-wm 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] c442b3253c69ac020d1eba990564307adcc56bd67e4b1efc0682bad237b5063b
[INFO] running `Command { std: "docker" "start" "c442b3253c69ac020d1eba990564307adcc56bd67e4b1efc0682bad237b5063b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c442b3253c69ac020d1eba990564307adcc56bd67e4b1efc0682bad237b5063b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c442b3253c69ac020d1eba990564307adcc56bd67e4b1efc0682bad237b5063b" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c442b3253c69ac020d1eba990564307adcc56bd67e4b1efc0682bad237b5063b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c442b3253c69ac020d1eba990564307adcc56bd67e4b1efc0682bad237b5063b" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]    Compiling signal-hook v0.3.14
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[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling linux-raw-sys v0.0.46
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[INFO] [stderr]    Compiling time v0.3.12
[INFO] [stderr]    Compiling wayland-commons v0.29.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.32
[INFO] [stderr]    Compiling wayland-scanner v0.30.0-beta.8
[INFO] [stderr]    Compiling foreign-types-macros v0.2.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.22
[INFO] [stderr]    Compiling clap_derive v3.2.15
[INFO] [stderr]    Compiling foreign-types v0.5.0
[INFO] [stderr]    Compiling tracing v0.1.36
[INFO] [stderr]    Compiling wayland-cursor v0.29.4
[INFO] [stderr]    Compiling wayland-egl v0.29.4
[INFO] [stderr]    Compiling thiserror v1.0.32
[INFO] [stderr]    Compiling calloop v0.10.1
[INFO] [stderr]    Compiling naga v0.9.0
[INFO] [stderr]    Compiling wayland-server v0.30.0-beta.8
[INFO] [stderr]    Compiling clap v3.2.16
[INFO] [stderr]    Compiling wayland-protocols v0.30.0-beta.8
[INFO] [stderr]    Compiling wgpu-hal v0.13.2
[INFO] [stderr]    Compiling wayland-protocols-plasma v0.1.0-beta.8
[INFO] [stderr]    Compiling wayland-protocols-wlr v0.1.0-beta.8
[INFO] [stderr]    Compiling wayland-protocols-misc v0.1.0-beta.8
[INFO] [stderr]    Compiling tracing-serde v0.1.3
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]    Compiling tracing-subscriber v0.3.15
[INFO] [stderr]    Compiling wgpu v0.13.1
[INFO] [stderr]    Compiling sctk-adwaita v0.4.1
[INFO] [stderr]    Compiling winit v0.27.1
[INFO] [stderr]    Compiling signal-wm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `marker::PhantomData`
[INFO] [stdout]  --> src/server.rs:2:26
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{path::PathBuf, marker::PhantomData, ffi::c_int, time::Duration};
[INFO] [stdout]   |                          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Args`, `Command`, `WGPUBackend`, `WGPUPower`, and `config::Config`
[INFO] [stdout]  --> src/server.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::{config::Config, cli::{Args, Command, WGPUBackend, WGPUPower}};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^        ^^^^  ^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `backend`
[INFO] [stdout]   --> src/server/builder.rs:31:28
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn with_wgpu(self, backend: WGPUBackend, power: WGPUPower, adapter: Option<&str>) -> Result<Self, InitError> {
[INFO] [stdout]    |                            ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_backend`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `power`
[INFO] [stdout]   --> src/server/builder.rs:31:50
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn with_wgpu(self, backend: WGPUBackend, power: WGPUPower, adapter: Option<&str>) -> Result<Self, InitError> {
[INFO] [stdout]    |                                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_power`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `adapter`
[INFO] [stdout]   --> src/server/builder.rs:31:68
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn with_wgpu(self, backend: WGPUBackend, power: WGPUPower, adapter: Option<&str>) -> Result<Self, InitError> {
[INFO] [stdout]    |                                                                    ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_adapter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]   --> src/server/builder.rs:61:25
[INFO] [stdout]    |
[INFO] [stdout] 61 |             sock_id: if let Command::Start { socket_id, .. } = args { *socket_id } else { None },
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]    = help: consider replacing the `if let` with a `let`
[INFO] [stdout]    = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/server.rs:92:17
[INFO] [stdout]    |
[INFO] [stdout] 92 |                 _ => todo!(),
[INFO] [stdout]    |                 ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/server.rs:92:17
[INFO] [stdout]    |
[INFO] [stdout] 77 |                 Err(SocketError::NotReady) => {
[INFO] [stdout]    |                 -------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 81 |                 Err(SocketError::Interrupt) => {
[INFO] [stdout]    |                 --------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 85 |                 Err(e) => return Err(e.into()),
[INFO] [stdout]    |                 ------ matches some of the same values
[INFO] [stdout] 86 |                 Ok(_) => {
[INFO] [stdout]    |                 ----- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 92 |                 _ => todo!(),
[INFO] [stdout]    |                 ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/main.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |         cli::Command::Start { .. } => {
[INFO] [stdout]    |         -------------------------- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 61 |         _ => { todo!() }
[INFO] [stdout]    |         ^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `graphics` is never read
[INFO] [stdout]   --> src/config.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct ServerConfig {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 12 |     pub name: String,
[INFO] [stdout] 13 |     pub graphics: GraphicsConfig
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ServerConfig` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `vfr` is never read
[INFO] [stdout]   --> src/config.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct GraphicsConfig {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] 27 |     pub vfr: bool,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `GraphicsConfig` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `winit` is never read
[INFO] [stdout]   --> src/server.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct Server {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub winit: Option<winit::WinitState>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Server` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `evloop` and `window` are never read
[INFO] [stdout]   --> src/server/winit.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct WinitState {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 14 |     pub evloop: EventLoop<()>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 15 |     pub window: Window
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `WinitState` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `with_wgpu` and `with_socket_id` are never used
[INFO] [stdout]   --> src/server/builder.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl<'cfg> ServerBuilder<'cfg> {
[INFO] [stdout]    | ------------------------------ methods in this implementation
[INFO] [stdout] 31 |     pub fn with_wgpu(self, backend: WGPUBackend, power: WGPUPower, adapter: Option<&str>) -> Result<Self, InitError> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn with_socket_id(mut self, id: Option<usize>) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused dependency `rustix`
[INFO] [stderr]   --> Cargo.toml:89:49
[INFO] [stderr]    |
[INFO] [stderr] 89 | [target.'cfg(target_os = "linux")'.dependencies.rustix]
[INFO] [stderr]    |                                                 ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `rustix`
[INFO] [stderr] warning: unused dependency `signal-hook`
[INFO] [stderr]   --> Cargo.toml:17:15
[INFO] [stderr]    |
[INFO] [stderr] 17 | [dependencies.signal-hook]
[INFO] [stderr]    |               ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `signal-hook`
[INFO] [stderr] warning: unused dependency `wayland-egl`
[INFO] [stderr]   --> Cargo.toml:31:15
[INFO] [stderr]    |
[INFO] [stderr] 31 | [dependencies.wayland-egl]
[INFO] [stderr]    |               ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `wayland-egl`
[INFO] [stderr] warning: unused dependency `wayland-protocols-misc`
[INFO] [stderr]   --> Cargo.toml:39:15
[INFO] [stderr]    |
[INFO] [stderr] 39 | [dependencies.wayland-protocols-misc]
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `wayland-protocols-misc`
[INFO] [stderr] warning: unused dependency `wayland-protocols-plasma`
[INFO] [stderr]   --> Cargo.toml:44:15
[INFO] [stderr]    |
[INFO] [stderr] 44 | [dependencies.wayland-protocols-plasma]
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `wayland-protocols-plasma`
[INFO] [stderr] warning: unused dependency `wayland-protocols-wlr`
[INFO] [stderr]   --> Cargo.toml:49:15
[INFO] [stderr]    |
[INFO] [stderr] 49 | [dependencies.wayland-protocols-wlr]
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `wayland-protocols-wlr`
[INFO] [stderr] warning: unused dependency `wgpu`
[INFO] [stderr]   --> Cargo.toml:58:15
[INFO] [stderr]    |
[INFO] [stderr] 58 | [dependencies.wgpu]
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `wgpu`
[INFO] [stderr] warning: `signal-wm` (manifest) generated 7 warnings
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 04s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wgpu-core v0.13.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "c442b3253c69ac020d1eba990564307adcc56bd67e4b1efc0682bad237b5063b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c442b3253c69ac020d1eba990564307adcc56bd67e4b1efc0682bad237b5063b" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling signal-wm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `marker::PhantomData`
[INFO] [stdout]  --> src/server.rs:2:26
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{path::PathBuf, marker::PhantomData, ffi::c_int, time::Duration};
[INFO] [stdout]   |                          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Args`, `Command`, `WGPUBackend`, `WGPUPower`, and `config::Config`
[INFO] [stdout]  --> src/server.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::{config::Config, cli::{Args, Command, WGPUBackend, WGPUPower}};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^        ^^^^  ^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `backend`
[INFO] [stdout]   --> src/server/builder.rs:31:28
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn with_wgpu(self, backend: WGPUBackend, power: WGPUPower, adapter: Option<&str>) -> Result<Self, InitError> {
[INFO] [stdout]    |                            ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_backend`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `power`
[INFO] [stdout]   --> src/server/builder.rs:31:50
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn with_wgpu(self, backend: WGPUBackend, power: WGPUPower, adapter: Option<&str>) -> Result<Self, InitError> {
[INFO] [stdout]    |                                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_power`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `adapter`
[INFO] [stdout]   --> src/server/builder.rs:31:68
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn with_wgpu(self, backend: WGPUBackend, power: WGPUPower, adapter: Option<&str>) -> Result<Self, InitError> {
[INFO] [stdout]    |                                                                    ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_adapter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]   --> src/server/builder.rs:61:25
[INFO] [stdout]    |
[INFO] [stdout] 61 |             sock_id: if let Command::Start { socket_id, .. } = args { *socket_id } else { None },
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]    = help: consider replacing the `if let` with a `let`
[INFO] [stdout]    = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/server.rs:92:17
[INFO] [stdout]    |
[INFO] [stdout] 92 |                 _ => todo!(),
[INFO] [stdout]    |                 ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/server.rs:92:17
[INFO] [stdout]    |
[INFO] [stdout] 77 |                 Err(SocketError::NotReady) => {
[INFO] [stdout]    |                 -------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 81 |                 Err(SocketError::Interrupt) => {
[INFO] [stdout]    |                 --------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 85 |                 Err(e) => return Err(e.into()),
[INFO] [stdout]    |                 ------ matches some of the same values
[INFO] [stdout] 86 |                 Ok(_) => {
[INFO] [stdout]    |                 ----- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 92 |                 _ => todo!(),
[INFO] [stdout]    |                 ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/main.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |         cli::Command::Start { .. } => {
[INFO] [stdout]    |         -------------------------- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 61 |         _ => { todo!() }
[INFO] [stdout]    |         ^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `graphics` is never read
[INFO] [stdout]   --> src/config.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct ServerConfig {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 12 |     pub name: String,
[INFO] [stdout] 13 |     pub graphics: GraphicsConfig
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ServerConfig` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `vfr` is never read
[INFO] [stdout]   --> src/config.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct GraphicsConfig {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] 27 |     pub vfr: bool,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `GraphicsConfig` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `winit` is never read
[INFO] [stdout]   --> src/server.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct Server {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub winit: Option<winit::WinitState>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Server` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `evloop` and `window` are never read
[INFO] [stdout]   --> src/server/winit.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct WinitState {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 14 |     pub evloop: EventLoop<()>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 15 |     pub window: Window
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `WinitState` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `with_wgpu` and `with_socket_id` are never used
[INFO] [stdout]   --> src/server/builder.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl<'cfg> ServerBuilder<'cfg> {
[INFO] [stdout]    | ------------------------------ methods in this implementation
[INFO] [stdout] 31 |     pub fn with_wgpu(self, backend: WGPUBackend, power: WGPUPower, adapter: Option<&str>) -> Result<Self, InitError> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn with_socket_id(mut self, id: Option<usize>) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused dependency `rustix`
[INFO] [stderr]   --> Cargo.toml:89:49
[INFO] [stderr]    |
[INFO] [stderr] 89 | [target.'cfg(target_os = "linux")'.dependencies.rustix]
[INFO] [stderr]    |                                                 ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `rustix`
[INFO] [stderr] warning: unused dependency `signal-hook`
[INFO] [stderr]   --> Cargo.toml:17:15
[INFO] [stderr]    |
[INFO] [stderr] 17 | [dependencies.signal-hook]
[INFO] [stderr]    |               ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `signal-hook`
[INFO] [stderr] warning: unused dependency `wayland-egl`
[INFO] [stderr]   --> Cargo.toml:31:15
[INFO] [stderr]    |
[INFO] [stderr] 31 | [dependencies.wayland-egl]
[INFO] [stderr]    |               ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `wayland-egl`
[INFO] [stderr] warning: unused dependency `wayland-protocols-misc`
[INFO] [stderr]   --> Cargo.toml:39:15
[INFO] [stderr]    |
[INFO] [stderr] 39 | [dependencies.wayland-protocols-misc]
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `wayland-protocols-misc`
[INFO] [stderr] warning: unused dependency `wayland-protocols-plasma`
[INFO] [stderr]   --> Cargo.toml:44:15
[INFO] [stderr]    |
[INFO] [stderr] 44 | [dependencies.wayland-protocols-plasma]
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `wayland-protocols-plasma`
[INFO] [stderr] warning: unused dependency `wayland-protocols-wlr`
[INFO] [stderr]   --> Cargo.toml:49:15
[INFO] [stderr]    |
[INFO] [stderr] 49 | [dependencies.wayland-protocols-wlr]
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `wayland-protocols-wlr`
[INFO] [stderr] warning: unused dependency `wgpu`
[INFO] [stderr]   --> Cargo.toml:58:15
[INFO] [stderr]    |
[INFO] [stderr] 58 | [dependencies.wgpu]
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `wgpu`
[INFO] [stderr] warning: `signal-wm` (manifest) generated 7 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.22s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wgpu-core v0.13.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "c442b3253c69ac020d1eba990564307adcc56bd67e4b1efc0682bad237b5063b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c442b3253c69ac020d1eba990564307adcc56bd67e4b1efc0682bad237b5063b" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `marker::PhantomData`
[INFO] [stderr]  --> src/server.rs:2:26
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::{path::PathBuf, marker::PhantomData, ffi::c_int, time::Duration};
[INFO] [stderr]   |                          ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Args`, `Command`, `WGPUBackend`, `WGPUPower`, and `config::Config`
[INFO] [stderr]  --> src/server.rs:4:13
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::{config::Config, cli::{Args, Command, WGPUBackend, WGPUPower}};
[INFO] [stderr]   |             ^^^^^^^^^^^^^^        ^^^^  ^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `backend`
[INFO] [stderr]   --> src/server/builder.rs:31:28
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub fn with_wgpu(self, backend: WGPUBackend, power: WGPUPower, adapter: Option<&str>) -> Result<Self, InitError> {
[INFO] [stderr]    |                            ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_backend`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `power`
[INFO] [stderr]   --> src/server/builder.rs:31:50
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub fn with_wgpu(self, backend: WGPUBackend, power: WGPUPower, adapter: Option<&str>) -> Result<Self, InitError> {
[INFO] [stderr]    |                                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_power`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `adapter`
[INFO] [stderr]   --> src/server/builder.rs:31:68
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub fn with_wgpu(self, backend: WGPUBackend, power: WGPUPower, adapter: Option<&str>) -> Result<Self, InitError> {
[INFO] [stderr]    |                                                                    ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_adapter`
[INFO] [stderr] 
[INFO] [stderr] warning: irrefutable `if let` pattern
[INFO] [stderr]   --> src/server/builder.rs:61:25
[INFO] [stderr]    |
[INFO] [stderr] 61 |             sock_id: if let Command::Start { socket_id, .. } = args { *socket_id } else { None },
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this pattern will always match, so the `if let` is useless
[INFO] [stderr]    = help: consider replacing the `if let` with a `let`
[INFO] [stderr]    = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/server.rs:92:17
[INFO] [stderr]    |
[INFO] [stderr] 92 |                 _ => todo!(),
[INFO] [stderr]    |                 ^ no value can reach this
[INFO] [stderr]    |
[INFO] [stderr] note: multiple earlier patterns match some of the same values
[INFO] [stderr]   --> src/server.rs:92:17
[INFO] [stderr]    |
[INFO] [stderr] 77 |                 Err(SocketError::NotReady) => {
[INFO] [stderr]    |                 -------------------------- matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 81 |                 Err(SocketError::Interrupt) => {
[INFO] [stderr]    |                 --------------------------- matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 85 |                 Err(e) => return Err(e.into()),
[INFO] [stderr]    |                 ------ matches some of the same values
[INFO] [stderr] 86 |                 Ok(_) => {
[INFO] [stderr]    |                 ----- matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 92 |                 _ => todo!(),
[INFO] [stderr]    |                 ^ collectively making this unreachable
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/main.rs:61:9
[INFO] [stderr]    |
[INFO] [stderr] 58 |         cli::Command::Start { .. } => {
[INFO] [stderr]    |         -------------------------- matches all the relevant values
[INFO] [stderr] ...
[INFO] [stderr] 61 |         _ => { todo!() }
[INFO] [stderr]    |         ^ no value can reach this
[INFO] [stderr] 
[INFO] [stderr] warning: field `graphics` is never read
[INFO] [stderr]   --> src/config.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub struct ServerConfig {
[INFO] [stderr]    |            ------------ field in this struct
[INFO] [stderr] 12 |     pub name: String,
[INFO] [stderr] 13 |     pub graphics: GraphicsConfig
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `ServerConfig` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `vfr` is never read
[INFO] [stderr]   --> src/config.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 26 | pub struct GraphicsConfig {
[INFO] [stderr]    |            -------------- field in this struct
[INFO] [stderr] 27 |     pub vfr: bool,
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `GraphicsConfig` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `winit` is never read
[INFO] [stderr]   --> src/server.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 23 | pub struct Server {
[INFO] [stderr]    |            ------ field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 28 |     pub winit: Option<winit::WinitState>,
[INFO] [stderr]    |         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Server` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `evloop` and `window` are never read
[INFO] [stderr]   --> src/server/winit.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub struct WinitState {
[INFO] [stderr]    |            ---------- fields in this struct
[INFO] [stderr] 14 |     pub evloop: EventLoop<()>,
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr] 15 |     pub window: Window
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `WinitState` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: methods `with_wgpu` and `with_socket_id` are never used
[INFO] [stderr]   --> src/server/builder.rs:31:12
[INFO] [stderr]    |
[INFO] [stderr] 30 | impl<'cfg> ServerBuilder<'cfg> {
[INFO] [stderr]    | ------------------------------ methods in this implementation
[INFO] [stderr] 31 |     pub fn with_wgpu(self, backend: WGPUBackend, power: WGPUPower, adapter: Option<&str>) -> Result<Self, InitError> {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 35 |     pub fn with_socket_id(mut self, id: Option<usize>) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `signal-wm` (bin "signal-wm" test) generated 13 warnings (run `cargo fix --bin "signal-wm" -p signal-wm --tests` to apply 5 suggestions)
[INFO] [stderr] warning: unused dependency `rustix`
[INFO] [stderr]   --> Cargo.toml:89:49
[INFO] [stderr]    |
[INFO] [stderr] 89 | [target.'cfg(target_os = "linux")'.dependencies.rustix]
[INFO] [stderr]    |                                                 ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `rustix`
[INFO] [stderr] warning: unused dependency `signal-hook`
[INFO] [stderr]   --> Cargo.toml:17:15
[INFO] [stderr]    |
[INFO] [stderr] 17 | [dependencies.signal-hook]
[INFO] [stderr]    |               ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `signal-hook`
[INFO] [stderr] warning: unused dependency `wayland-egl`
[INFO] [stderr]   --> Cargo.toml:31:15
[INFO] [stderr]    |
[INFO] [stderr] 31 | [dependencies.wayland-egl]
[INFO] [stderr]    |               ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `wayland-egl`
[INFO] [stderr] warning: unused dependency `wayland-protocols-misc`
[INFO] [stderr]   --> Cargo.toml:39:15
[INFO] [stderr]    |
[INFO] [stderr] 39 | [dependencies.wayland-protocols-misc]
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `wayland-protocols-misc`
[INFO] [stderr] warning: unused dependency `wayland-protocols-plasma`
[INFO] [stderr]   --> Cargo.toml:44:15
[INFO] [stderr]    |
[INFO] [stderr] 44 | [dependencies.wayland-protocols-plasma]
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `wayland-protocols-plasma`
[INFO] [stderr] warning: unused dependency `wayland-protocols-wlr`
[INFO] [stderr]   --> Cargo.toml:49:15
[INFO] [stderr]    |
[INFO] [stderr] 49 | [dependencies.wayland-protocols-wlr]
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `wayland-protocols-wlr`
[INFO] [stderr] warning: unused dependency `wgpu`
[INFO] [stderr]   --> Cargo.toml:58:15
[INFO] [stderr]    |
[INFO] [stderr] 58 | [dependencies.wgpu]
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `wgpu`
[INFO] [stderr] warning: `signal-wm` (manifest) generated 7 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wgpu-core v0.13.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/build/signal-wm/736d32a130ce2d4e/out/signal_wm-736d32a130ce2d4e)
[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" "c442b3253c69ac020d1eba990564307adcc56bd67e4b1efc0682bad237b5063b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c442b3253c69ac020d1eba990564307adcc56bd67e4b1efc0682bad237b5063b", kill_on_drop: false }`
[INFO] [stdout] c442b3253c69ac020d1eba990564307adcc56bd67e4b1efc0682bad237b5063b
