[INFO] cloning repository https://github.com/Syudagye/wayland-compositor-thing
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Syudagye/wayland-compositor-thing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSyudagye%2Fwayland-compositor-thing", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSyudagye%2Fwayland-compositor-thing'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 06e1f027967a1ae8ca1d4571f7ab30013bbf859f
[INFO] testing Syudagye/wayland-compositor-thing against 1.83.0 for beta-1.84.0-4-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSyudagye%2Fwayland-compositor-thing" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Syudagye/wayland-compositor-thing on toolchain 1.83.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Syudagye/wayland-compositor-thing
[INFO] finished tweaking git repo https://github.com/Syudagye/wayland-compositor-thing
[INFO] tweaked toml for git repo https://github.com/Syudagye/wayland-compositor-thing written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Syudagye/wayland-compositor-thing 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" "+1.83.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/Smithay/smithay`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wayland-protocols-wlr v0.3.1
[INFO] [stderr]   Downloaded wayland-server v0.31.2
[INFO] [stderr]   Downloaded gbm-sys v0.3.0
[INFO] [stderr]   Downloaded wayland-protocols-misc v0.3.1
[INFO] [stderr]   Downloaded container_of v0.5.1
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[INFO] [stderr]   Downloaded wlcs v0.1.0
[INFO] [stderr]   Downloaded gbm v0.15.0
[INFO] [stderr]   Downloaded wayland-egl v0.32.1
[INFO] [stderr]   Downloaded wayland-protocols v0.32.1
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[INFO] running `Command { std: "docker" "rm" "-f" "979abdf8f512e644ad4f2c3c05df7394c62d2a78e9b97f833c300a8ab4d2f9ab", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7a6bd4f4b414324f1f9bb172a2898bd5de6b4065f4034793bdcf479013eac9a
[INFO] running `Command { std: "docker" "start" "-a" "f7a6bd4f4b414324f1f9bb172a2898bd5de6b4065f4034793bdcf479013eac9a", kill_on_drop: false }`
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[INFO] [stderr]    Compiling tempfile v3.10.1
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[INFO] [stderr]    Compiling wayland-server v0.31.2
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[INFO] [stderr]    Compiling wayland-egl v0.32.1
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[INFO] [stderr]    Compiling calloop-wayland-source v0.2.0
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[INFO] [stderr]    Compiling wayland-protocols-plasma v0.2.0
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[INFO] [stderr]    Compiling wayland-compositor-thing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `borrow::BorrowMut` and `cell::RefCell`
[INFO] [stdout]  --> src/state/compositor.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::BorrowMut, cell::RefCell};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> src/state/elements.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AsRenderElements`, `ImportAll`, `ImportMem`, `IsAlive`, `Logical`, `Point`, `Rectangle`, `Renderer`, `Texture`, `WindowSurfaceType`, `Window`, `compositor::SurfaceData`, `output::Output`, `reexports::wayland_server::protocol::wl_surface::WlSurface`, `render_elements`, `seat::WaylandFocus`, `send_frames_surface_tree`, `shell::xdg::ToplevelSurface`, `space::SpaceElement`, `surface::WaylandSurfaceRenderElement`, `under_from_surface_tree`, and `xwayland::X11Surface`
[INFO] [stdout]   --> src/state/elements.rs:5:19
[INFO] [stdout]    |
[INFO] [stdout] 5  |         element::{surface::WaylandSurfaceRenderElement, AsRenderElements},
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 6  |         ImportAll, ImportMem, Renderer, Texture,
[INFO] [stdout]    |         ^^^^^^^^^  ^^^^^^^^^  ^^^^^^^^  ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 9  |         space::SpaceElement,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 10 |         utils::{send_frames_surface_tree, under_from_surface_tree},
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 11 |         Window, WindowSurfaceType,
[INFO] [stdout]    |         ^^^^^^  ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 12 |     },
[INFO] [stdout] 13 |     output::Output,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 14 |     reexports::wayland_server::protocol::wl_surface::WlSurface,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 15 |     render_elements,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 16 |     utils::{IsAlive, Logical, Point, Rectangle},
[INFO] [stdout]    |             ^^^^^^^  ^^^^^^^  ^^^^^  ^^^^^^^^^
[INFO] [stdout] 17 |     wayland::{compositor::SurfaceData, seat::WaylandFocus, shell::xdg::ToplevelSurface},
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 18 |     xwayland::X11Surface,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Configure`, `PopupManager`, and `get_popup_toplevel_coords`
[INFO] [stdout]   --> src/state/xdg_shell.rs:5:34
[INFO] [stdout]    |
[INFO] [stdout] 5  |         find_popup_root_surface, get_popup_toplevel_coords, PopupKeyboardGrab, PopupKind,
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 6  |         PopupManager, PopupPointerGrab, PopupUngrabStrategy, Space, Window,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |             Configure, PopupSurface, PositionerState, ToplevelSurface, XdgShellHandler, XdgShellState, XdgToplevelSurfaceData
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `keyboard::KeyboardGrab`
[INFO] [stdout]  --> src/state/xdg_shell.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |         keyboard::KeyboardGrab,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/state/xdg_shell/resize_grab.rs:288:25
[INFO] [stdout]     |
[INFO] [stdout] 288 |     fn unset(&mut self, data: &mut ThingState) {}
[INFO] [stdout]     |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `positioner`
[INFO] [stdout]    --> src/state/xdg_shell.rs:171:9
[INFO] [stdout]     |
[INFO] [stdout] 171 |         positioner: PositionerState,
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_positioner`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `xwm`
[INFO] [stdout]    --> src/state/xwayland.rs:147:30
[INFO] [stdout]     |
[INFO] [stdout] 147 |     fn new_window(&mut self, xwm: XwmId, surface: X11Surface) {
[INFO] [stdout]     |                              ^^^ help: if this is intentional, prefix it with an underscore: `_xwm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `xwm`
[INFO] [stdout]    --> src/state/xwayland.rs:156:38
[INFO] [stdout]     |
[INFO] [stdout] 156 |     fn map_window_request(&mut self, xwm: XwmId, window: X11Surface) {
[INFO] [stdout]     |                                      ^^^ help: if this is intentional, prefix it with an underscore: `_xwm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `xwm`
[INFO] [stdout]    --> src/state/xwayland.rs:169:51
[INFO] [stdout]     |
[INFO] [stdout] 169 |     fn mapped_override_redirect_window(&mut self, xwm: XwmId, window: X11Surface) {}
[INFO] [stdout]     |                                                   ^^^ help: if this is intentional, prefix it with an underscore: `_xwm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window`
[INFO] [stdout]    --> src/state/xwayland.rs:169:63
[INFO] [stdout]     |
[INFO] [stdout] 169 |     fn mapped_override_redirect_window(&mut self, xwm: XwmId, window: X11Surface) {}
[INFO] [stdout]     |                                                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_window`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `xwm`
[INFO] [stdout]    --> src/state/xwayland.rs:171:35
[INFO] [stdout]     |
[INFO] [stdout] 171 |     fn unmapped_window(&mut self, xwm: XwmId, window: X11Surface) {
[INFO] [stdout]     |                                   ^^^ help: if this is intentional, prefix it with an underscore: `_xwm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/state/xwayland.rs:164:13
[INFO] [stdout]     |
[INFO] [stdout] 164 |             window.set_mapped(true);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 164 |             let _ = window.set_mapped(true);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/state/xwayland.rs:179:13
[INFO] [stdout]     |
[INFO] [stdout] 179 |             window.set_mapped(false);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 179 |             let _ = window.set_mapped(false);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 30s
[INFO] running `Command { std: "docker" "inspect" "f7a6bd4f4b414324f1f9bb172a2898bd5de6b4065f4034793bdcf479013eac9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7a6bd4f4b414324f1f9bb172a2898bd5de6b4065f4034793bdcf479013eac9a", kill_on_drop: false }`
[INFO] [stdout] f7a6bd4f4b414324f1f9bb172a2898bd5de6b4065f4034793bdcf479013eac9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b1e679593ea790e5876bcab622f81ef47b533a4a847e7680a37a4efe020854a
[INFO] running `Command { std: "docker" "start" "-a" "1b1e679593ea790e5876bcab622f81ef47b533a4a847e7680a37a4efe020854a", kill_on_drop: false }`
[INFO] [stdout] warning: unused imports: `borrow::BorrowMut` and `cell::RefCell`
[INFO] [stdout]  --> src/state/compositor.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::BorrowMut, cell::RefCell};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> src/state/elements.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling wayland-compositor-thing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `AsRenderElements`, `ImportAll`, `ImportMem`, `IsAlive`, `Logical`, `Point`, `Rectangle`, `Renderer`, `Texture`, `WindowSurfaceType`, `Window`, `compositor::SurfaceData`, `output::Output`, `reexports::wayland_server::protocol::wl_surface::WlSurface`, `render_elements`, `seat::WaylandFocus`, `send_frames_surface_tree`, `shell::xdg::ToplevelSurface`, `space::SpaceElement`, `surface::WaylandSurfaceRenderElement`, `under_from_surface_tree`, and `xwayland::X11Surface`
[INFO] [stdout]   --> src/state/elements.rs:5:19
[INFO] [stdout]    |
[INFO] [stdout] 5  |         element::{surface::WaylandSurfaceRenderElement, AsRenderElements},
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 6  |         ImportAll, ImportMem, Renderer, Texture,
[INFO] [stdout]    |         ^^^^^^^^^  ^^^^^^^^^  ^^^^^^^^  ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 9  |         space::SpaceElement,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 10 |         utils::{send_frames_surface_tree, under_from_surface_tree},
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 11 |         Window, WindowSurfaceType,
[INFO] [stdout]    |         ^^^^^^  ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 12 |     },
[INFO] [stdout] 13 |     output::Output,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 14 |     reexports::wayland_server::protocol::wl_surface::WlSurface,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 15 |     render_elements,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 16 |     utils::{IsAlive, Logical, Point, Rectangle},
[INFO] [stdout]    |             ^^^^^^^  ^^^^^^^  ^^^^^  ^^^^^^^^^
[INFO] [stdout] 17 |     wayland::{compositor::SurfaceData, seat::WaylandFocus, shell::xdg::ToplevelSurface},
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 18 |     xwayland::X11Surface,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Configure`, `PopupManager`, and `get_popup_toplevel_coords`
[INFO] [stdout]   --> src/state/xdg_shell.rs:5:34
[INFO] [stdout]    |
[INFO] [stdout] 5  |         find_popup_root_surface, get_popup_toplevel_coords, PopupKeyboardGrab, PopupKind,
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 6  |         PopupManager, PopupPointerGrab, PopupUngrabStrategy, Space, Window,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |             Configure, PopupSurface, PositionerState, ToplevelSurface, XdgShellHandler, XdgShellState, XdgToplevelSurfaceData
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `keyboard::KeyboardGrab`
[INFO] [stdout]  --> src/state/xdg_shell.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |         keyboard::KeyboardGrab,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/state/xdg_shell/resize_grab.rs:288:25
[INFO] [stdout]     |
[INFO] [stdout] 288 |     fn unset(&mut self, data: &mut ThingState) {}
[INFO] [stdout]     |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `positioner`
[INFO] [stdout]    --> src/state/xdg_shell.rs:171:9
[INFO] [stdout]     |
[INFO] [stdout] 171 |         positioner: PositionerState,
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_positioner`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `xwm`
[INFO] [stdout]    --> src/state/xwayland.rs:147:30
[INFO] [stdout]     |
[INFO] [stdout] 147 |     fn new_window(&mut self, xwm: XwmId, surface: X11Surface) {
[INFO] [stdout]     |                              ^^^ help: if this is intentional, prefix it with an underscore: `_xwm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `xwm`
[INFO] [stdout]    --> src/state/xwayland.rs:156:38
[INFO] [stdout]     |
[INFO] [stdout] 156 |     fn map_window_request(&mut self, xwm: XwmId, window: X11Surface) {
[INFO] [stdout]     |                                      ^^^ help: if this is intentional, prefix it with an underscore: `_xwm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `xwm`
[INFO] [stdout]    --> src/state/xwayland.rs:169:51
[INFO] [stdout]     |
[INFO] [stdout] 169 |     fn mapped_override_redirect_window(&mut self, xwm: XwmId, window: X11Surface) {}
[INFO] [stdout]     |                                                   ^^^ help: if this is intentional, prefix it with an underscore: `_xwm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window`
[INFO] [stdout]    --> src/state/xwayland.rs:169:63
[INFO] [stdout]     |
[INFO] [stdout] 169 |     fn mapped_override_redirect_window(&mut self, xwm: XwmId, window: X11Surface) {}
[INFO] [stdout]     |                                                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_window`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `xwm`
[INFO] [stdout]    --> src/state/xwayland.rs:171:35
[INFO] [stdout]     |
[INFO] [stdout] 171 |     fn unmapped_window(&mut self, xwm: XwmId, window: X11Surface) {
[INFO] [stdout]     |                                   ^^^ help: if this is intentional, prefix it with an underscore: `_xwm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/state/xwayland.rs:164:13
[INFO] [stdout]     |
[INFO] [stdout] 164 |             window.set_mapped(true);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 164 |             let _ = window.set_mapped(true);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/state/xwayland.rs:179:13
[INFO] [stdout]     |
[INFO] [stdout] 179 |             window.set_mapped(false);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 179 |             let _ = window.set_mapped(false);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `borrow::BorrowMut` and `cell::RefCell`
[INFO] [stdout]  --> src/state/compositor.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::BorrowMut, cell::RefCell};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> src/state/elements.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AsRenderElements`, `ImportAll`, `ImportMem`, `IsAlive`, `Logical`, `Point`, `Rectangle`, `Renderer`, `Texture`, `WindowSurfaceType`, `Window`, `compositor::SurfaceData`, `output::Output`, `reexports::wayland_server::protocol::wl_surface::WlSurface`, `render_elements`, `seat::WaylandFocus`, `send_frames_surface_tree`, `shell::xdg::ToplevelSurface`, `space::SpaceElement`, `surface::WaylandSurfaceRenderElement`, `under_from_surface_tree`, and `xwayland::X11Surface`
[INFO] [stdout]   --> src/state/elements.rs:5:19
[INFO] [stdout]    |
[INFO] [stdout] 5  |         element::{surface::WaylandSurfaceRenderElement, AsRenderElements},
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 6  |         ImportAll, ImportMem, Renderer, Texture,
[INFO] [stdout]    |         ^^^^^^^^^  ^^^^^^^^^  ^^^^^^^^  ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 9  |         space::SpaceElement,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 10 |         utils::{send_frames_surface_tree, under_from_surface_tree},
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 11 |         Window, WindowSurfaceType,
[INFO] [stdout]    |         ^^^^^^  ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 12 |     },
[INFO] [stdout] 13 |     output::Output,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 14 |     reexports::wayland_server::protocol::wl_surface::WlSurface,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 15 |     render_elements,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 16 |     utils::{IsAlive, Logical, Point, Rectangle},
[INFO] [stdout]    |             ^^^^^^^  ^^^^^^^  ^^^^^  ^^^^^^^^^
[INFO] [stdout] 17 |     wayland::{compositor::SurfaceData, seat::WaylandFocus, shell::xdg::ToplevelSurface},
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 18 |     xwayland::X11Surface,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Configure`, `PopupManager`, and `get_popup_toplevel_coords`
[INFO] [stdout]   --> src/state/xdg_shell.rs:5:34
[INFO] [stdout]    |
[INFO] [stdout] 5  |         find_popup_root_surface, get_popup_toplevel_coords, PopupKeyboardGrab, PopupKind,
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 6  |         PopupManager, PopupPointerGrab, PopupUngrabStrategy, Space, Window,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |             Configure, PopupSurface, PositionerState, ToplevelSurface, XdgShellHandler, XdgShellState, XdgToplevelSurfaceData
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `keyboard::KeyboardGrab`
[INFO] [stdout]  --> src/state/xdg_shell.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |         keyboard::KeyboardGrab,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/state/xdg_shell/resize_grab.rs:288:25
[INFO] [stdout]     |
[INFO] [stdout] 288 |     fn unset(&mut self, data: &mut ThingState) {}
[INFO] [stdout]     |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `positioner`
[INFO] [stdout]    --> src/state/xdg_shell.rs:171:9
[INFO] [stdout]     |
[INFO] [stdout] 171 |         positioner: PositionerState,
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_positioner`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `xwm`
[INFO] [stdout]    --> src/state/xwayland.rs:147:30
[INFO] [stdout]     |
[INFO] [stdout] 147 |     fn new_window(&mut self, xwm: XwmId, surface: X11Surface) {
[INFO] [stdout]     |                              ^^^ help: if this is intentional, prefix it with an underscore: `_xwm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `xwm`
[INFO] [stdout]    --> src/state/xwayland.rs:156:38
[INFO] [stdout]     |
[INFO] [stdout] 156 |     fn map_window_request(&mut self, xwm: XwmId, window: X11Surface) {
[INFO] [stdout]     |                                      ^^^ help: if this is intentional, prefix it with an underscore: `_xwm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `xwm`
[INFO] [stdout]    --> src/state/xwayland.rs:169:51
[INFO] [stdout]     |
[INFO] [stdout] 169 |     fn mapped_override_redirect_window(&mut self, xwm: XwmId, window: X11Surface) {}
[INFO] [stdout]     |                                                   ^^^ help: if this is intentional, prefix it with an underscore: `_xwm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window`
[INFO] [stdout]    --> src/state/xwayland.rs:169:63
[INFO] [stdout]     |
[INFO] [stdout] 169 |     fn mapped_override_redirect_window(&mut self, xwm: XwmId, window: X11Surface) {}
[INFO] [stdout]     |                                                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_window`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `xwm`
[INFO] [stdout]    --> src/state/xwayland.rs:171:35
[INFO] [stdout]     |
[INFO] [stdout] 171 |     fn unmapped_window(&mut self, xwm: XwmId, window: X11Surface) {
[INFO] [stdout]     |                                   ^^^ help: if this is intentional, prefix it with an underscore: `_xwm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/state/xwayland.rs:164:13
[INFO] [stdout]     |
[INFO] [stdout] 164 |             window.set_mapped(true);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 164 |             let _ = window.set_mapped(true);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/state/xwayland.rs:179:13
[INFO] [stdout]     |
[INFO] [stdout] 179 |             window.set_mapped(false);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 179 |             let _ = window.set_mapped(false);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.66s
[INFO] running `Command { std: "docker" "inspect" "1b1e679593ea790e5876bcab622f81ef47b533a4a847e7680a37a4efe020854a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b1e679593ea790e5876bcab622f81ef47b533a4a847e7680a37a4efe020854a", kill_on_drop: false }`
[INFO] [stdout] 1b1e679593ea790e5876bcab622f81ef47b533a4a847e7680a37a4efe020854a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7d8dd1f3b782e728bc28d3be222660936849c5538ea3eaac49e315740219faa5
[INFO] running `Command { std: "docker" "start" "-a" "7d8dd1f3b782e728bc28d3be222660936849c5538ea3eaac49e315740219faa5", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `borrow::BorrowMut` and `cell::RefCell`
[INFO] [stderr]  --> src/state/compositor.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{borrow::BorrowMut, cell::RefCell};
[INFO] [stderr]   |           ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]  --> src/state/elements.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::time::Duration;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `AsRenderElements`, `ImportAll`, `ImportMem`, `IsAlive`, `Logical`, `Point`, `Rectangle`, `Renderer`, `Texture`, `WindowSurfaceType`, `Window`, `compositor::SurfaceData`, `output::Output`, `reexports::wayland_server::protocol::wl_surface::WlSurface`, `render_elements`, `seat::WaylandFocus`, `send_frames_surface_tree`, `shell::xdg::ToplevelSurface`, `space::SpaceElement`, `surface::WaylandSurfaceRenderElement`, `under_from_surface_tree`, and `xwayland::X11Surface`
[INFO] [stderr]   --> src/state/elements.rs:5:19
[INFO] [stderr]    |
[INFO] [stderr] 5  |         element::{surface::WaylandSurfaceRenderElement, AsRenderElements},
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stderr] 6  |         ImportAll, ImportMem, Renderer, Texture,
[INFO] [stderr]    |         ^^^^^^^^^  ^^^^^^^^^  ^^^^^^^^  ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 9  |         space::SpaceElement,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 10 |         utils::{send_frames_surface_tree, under_from_surface_tree},
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 11 |         Window, WindowSurfaceType,
[INFO] [stderr]    |         ^^^^^^  ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 12 |     },
[INFO] [stderr] 13 |     output::Output,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 14 |     reexports::wayland_server::protocol::wl_surface::WlSurface,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 15 |     render_elements,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 16 |     utils::{IsAlive, Logical, Point, Rectangle},
[INFO] [stderr]    |             ^^^^^^^  ^^^^^^^  ^^^^^  ^^^^^^^^^
[INFO] [stderr] 17 |     wayland::{compositor::SurfaceData, seat::WaylandFocus, shell::xdg::ToplevelSurface},
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 18 |     xwayland::X11Surface,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Configure`, `PopupManager`, and `get_popup_toplevel_coords`
[INFO] [stderr]   --> src/state/xdg_shell.rs:5:34
[INFO] [stderr]    |
[INFO] [stderr] 5  |         find_popup_root_surface, get_popup_toplevel_coords, PopupKeyboardGrab, PopupKind,
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 6  |         PopupManager, PopupPointerGrab, PopupUngrabStrategy, Space, Window,
[INFO] [stderr]    |         ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 25 |             Configure, PopupSurface, PositionerState, ToplevelSurface, XdgShellHandler, XdgShellState, XdgToplevelSurfaceData
[INFO] [stderr]    |             ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `keyboard::KeyboardGrab`
[INFO] [stderr]  --> src/state/xdg_shell.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |         keyboard::KeyboardGrab,
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]    --> src/state/xdg_shell/resize_grab.rs:288:25
[INFO] [stderr]     |
[INFO] [stderr] 288 |     fn unset(&mut self, data: &mut ThingState) {}
[INFO] [stderr]     |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `positioner`
[INFO] [stderr]    --> src/state/xdg_shell.rs:171:9
[INFO] [stderr]     |
[INFO] [stderr] 171 |         positioner: PositionerState,
[INFO] [stderr]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_positioner`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `xwm`
[INFO] [stderr]    --> src/state/xwayland.rs:147:30
[INFO] [stderr]     |
[INFO] [stderr] 147 |     fn new_window(&mut self, xwm: XwmId, surface: X11Surface) {
[INFO] [stderr]     |                              ^^^ help: if this is intentional, prefix it with an underscore: `_xwm`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `xwm`
[INFO] [stderr]    --> src/state/xwayland.rs:156:38
[INFO] [stderr]     |
[INFO] [stderr] 156 |     fn map_window_request(&mut self, xwm: XwmId, window: X11Surface) {
[INFO] [stderr]     |                                      ^^^ help: if this is intentional, prefix it with an underscore: `_xwm`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `xwm`
[INFO] [stderr]    --> src/state/xwayland.rs:169:51
[INFO] [stderr]     |
[INFO] [stderr] 169 |     fn mapped_override_redirect_window(&mut self, xwm: XwmId, window: X11Surface) {}
[INFO] [stderr]     |                                                   ^^^ help: if this is intentional, prefix it with an underscore: `_xwm`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `window`
[INFO] [stderr]    --> src/state/xwayland.rs:169:63
[INFO] [stderr]     |
[INFO] [stderr] 169 |     fn mapped_override_redirect_window(&mut self, xwm: XwmId, window: X11Surface) {}
[INFO] [stderr]     |                                                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_window`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `xwm`
[INFO] [stderr]    --> src/state/xwayland.rs:171:35
[INFO] [stderr]     |
[INFO] [stderr] 171 |     fn unmapped_window(&mut self, xwm: XwmId, window: X11Surface) {
[INFO] [stderr]     |                                   ^^^ help: if this is intentional, prefix it with an underscore: `_xwm`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/state/xwayland.rs:164:13
[INFO] [stderr]     |
[INFO] [stderr] 164 |             window.set_mapped(true);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 164 |             let _ = window.set_mapped(true);
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/state/xwayland.rs:179:13
[INFO] [stderr]     |
[INFO] [stderr] 179 |             window.set_mapped(false);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 179 |             let _ = window.set_mapped(false);
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `wayland-compositor-thing` (lib) generated 14 warnings (run `cargo fix --lib -p wayland-compositor-thing` to apply 4 suggestions)
[INFO] [stderr] warning: `wayland-compositor-thing` (lib test) generated 14 warnings (14 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/wayland_compositor_thing-986587d7d730b13a)
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/wayland_compositor_thing-ed03256d12331c26)
[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] [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] [stderr]    Doc-tests wayland_compositor_thing
[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" "7d8dd1f3b782e728bc28d3be222660936849c5538ea3eaac49e315740219faa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d8dd1f3b782e728bc28d3be222660936849c5538ea3eaac49e315740219faa5", kill_on_drop: false }`
[INFO] [stdout] 7d8dd1f3b782e728bc28d3be222660936849c5538ea3eaac49e315740219faa5
