[INFO] cloning repository https://github.com/aaratha/wgpu-demo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aaratha/wgpu-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faaratha%2Fwgpu-demo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faaratha%2Fwgpu-demo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f26cc888e02fe7463789757013012a56717500fd [INFO] testing aaratha/wgpu-demo against beta-2026-04-21 for beta-1.96-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faaratha%2Fwgpu-demo" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/aaratha/wgpu-demo [INFO] finished tweaking git repo https://github.com/aaratha/wgpu-demo [INFO] tweaked toml for git repo https://github.com/aaratha/wgpu-demo written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/aaratha/wgpu-demo on toolchain beta-2026-04-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/aaratha/wgpu-demo 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6c35fcd3a91cbdd3e99ba55ac8590545da68cac4e204302df7d11867dda789a5 [INFO] running `Command { std: "docker" "start" "-a" "6c35fcd3a91cbdd3e99ba55ac8590545da68cac4e204302df7d11867dda789a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6c35fcd3a91cbdd3e99ba55ac8590545da68cac4e204302df7d11867dda789a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c35fcd3a91cbdd3e99ba55ac8590545da68cac4e204302df7d11867dda789a5", kill_on_drop: false }` [INFO] [stdout] 6c35fcd3a91cbdd3e99ba55ac8590545da68cac4e204302df7d11867dda789a5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7ecba548ebccd7eb3dbe2d067a19b4843ff3216e9f63a8d6e8c8196e2a2dc385 [INFO] running `Command { std: "docker" "start" "-a" "7ecba548ebccd7eb3dbe2d067a19b4843ff3216e9f63a8d6e8c8196e2a2dc385", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-ident v1.0.14 [INFO] [stderr] Compiling libc v0.2.168 [INFO] [stderr] Compiling rustix v0.38.42 [INFO] [stderr] Compiling memchr v2.7.4 [INFO] [stderr] Compiling proc-macro2 v1.0.92 [INFO] [stderr] Compiling wayland-sys v0.31.5 [INFO] [stderr] Compiling cc v1.2.4 [INFO] [stderr] Compiling tracing-core v0.1.33 [INFO] [stderr] Compiling naga v22.1.0 [INFO] [stderr] Compiling hashbrown v0.15.2 [INFO] [stderr] Compiling equivalent v1.0.1 [INFO] [stderr] Compiling bit-vec v0.7.0 [INFO] [stderr] Compiling gpu-alloc-types v0.3.0 [INFO] [stderr] Compiling wgpu-hal v22.0.0 [INFO] [stderr] Compiling gpu-descriptor-types v0.2.0 [INFO] [stderr] Compiling spirv v0.3.0+sdk-1.3.268.0 [INFO] [stderr] Compiling smithay-client-toolkit v0.18.1 [INFO] [stderr] Compiling bit-set v0.6.0 [INFO] [stderr] Compiling ash v0.38.0+1.3.281 [INFO] [stderr] Compiling wgpu-types v22.0.0 [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Compiling gpu-alloc v0.6.0 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling wgpu-core v22.1.0 [INFO] [stderr] Compiling regex-syntax v0.8.5 [INFO] [stderr] Compiling syn v2.0.90 [INFO] [stderr] Compiling quick-xml v0.36.2 [INFO] [stderr] Compiling tracing v0.1.41 [INFO] [stderr] Compiling indexmap v2.7.0 [INFO] [stderr] Compiling glow v0.13.1 [INFO] [stderr] Compiling profiling v1.0.16 [INFO] [stderr] Compiling document-features v0.2.10 [INFO] [stderr] Compiling wgpu v22.1.0 [INFO] [stderr] Compiling winit v0.29.15 [INFO] [stderr] Compiling humantime v2.1.0 [INFO] [stderr] Compiling raw-window-handle v0.5.2 [INFO] [stderr] Compiling pollster v0.3.0 [INFO] [stderr] Compiling getrandom v0.2.15 [INFO] [stderr] Compiling parking_lot_core v0.9.10 [INFO] [stderr] Compiling memmap2 v0.9.5 [INFO] [stderr] Compiling khronos-egl v6.0.0 [INFO] [stderr] Compiling regex-automata v0.4.9 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling wayland-scanner v0.31.5 [INFO] [stderr] Compiling is-terminal v0.4.13 [INFO] [stderr] Compiling parking_lot v0.12.3 [INFO] [stderr] Compiling x11-dl v2.21.0 [INFO] [stderr] Compiling wayland-backend v0.3.7 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling bytemuck_derive v1.8.0 [INFO] [stderr] Compiling zerocopy v0.7.35 [INFO] [stderr] Compiling regex v1.11.1 [INFO] [stderr] Compiling bytemuck v1.20.0 [INFO] [stderr] Compiling env_logger v0.10.2 [INFO] [stderr] Compiling tiny-skia-path v0.11.4 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Compiling ahash v0.8.11 [INFO] [stderr] Compiling ppv-lite86 v0.2.20 [INFO] [stderr] Compiling hashbrown v0.14.5 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling tiny-skia v0.11.4 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling gpu-descriptor v0.3.0 [INFO] [stderr] Compiling polling v3.7.4 [INFO] [stderr] Compiling x11rb v0.13.1 [INFO] [stderr] Compiling calloop v0.12.4 [INFO] [stderr] Compiling wayland-client v0.31.7 [INFO] [stderr] Compiling wayland-csd-frame v0.3.0 [INFO] [stderr] Compiling wayland-protocols v0.31.2 [INFO] [stderr] Compiling wayland-cursor v0.31.7 [INFO] [stderr] Compiling calloop-wayland-source v0.2.0 [INFO] [stderr] Compiling wayland-protocols-wlr v0.2.0 [INFO] [stderr] Compiling wayland-protocols-plasma v0.2.0 [INFO] [stderr] Compiling sctk-adwaita v0.8.3 [INFO] [stderr] Compiling wgpu-demo v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `event` [INFO] [stdout] --> src/lib.rs:266:25 [INFO] [stdout] | [INFO] [stdout] 266 | fn input(&mut self, event: &WindowEvent) -> bool { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_event` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:19:8 [INFO] [stdout] | [INFO] [stdout] 19 | struct Vertex { [INFO] [stdout] | ^^^^^^ field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `check` is never used [INFO] [stdout] --> src/lib.rs:17:1 [INFO] [stdout] | [INFO] [stdout] 17 | #[repr(C)] [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/lib.rs:352:5 [INFO] [stdout] | [INFO] [stdout] 352 | / event_loop.run(move |event, control_flow| match event { [INFO] [stdout] 353 | | Event::WindowEvent { [INFO] [stdout] 354 | | ref event, [INFO] [stdout] 355 | | window_id, [INFO] [stdout] ... | [INFO] [stdout] 399 | | _ => {} [INFO] [stdout] 400 | | }); [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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 352 | let _ = event_loop.run(move |event, control_flow| match event { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 32s [INFO] running `Command { std: "docker" "inspect" "7ecba548ebccd7eb3dbe2d067a19b4843ff3216e9f63a8d6e8c8196e2a2dc385", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7ecba548ebccd7eb3dbe2d067a19b4843ff3216e9f63a8d6e8c8196e2a2dc385", kill_on_drop: false }` [INFO] [stdout] 7ecba548ebccd7eb3dbe2d067a19b4843ff3216e9f63a8d6e8c8196e2a2dc385 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8f29e608077ce830636399fcd859f40691d4ad91a2f68623a19e9fec2ee08b61 [INFO] running `Command { std: "docker" "start" "-a" "8f29e608077ce830636399fcd859f40691d4ad91a2f68623a19e9fec2ee08b61", kill_on_drop: false }` [INFO] [stdout] warning: unused variable: `event` [INFO] [stdout] --> src/lib.rs:266:25 [INFO] [stdout] | [INFO] [stdout] 266 | fn input(&mut self, event: &WindowEvent) -> bool { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_event` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:19:8 [INFO] [stdout] | [INFO] [stdout] 19 | struct Vertex { [INFO] [stdout] | ^^^^^^ field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `check` is never used [INFO] [stdout] --> src/lib.rs:17:1 [INFO] [stdout] | [INFO] [stdout] 17 | #[repr(C)] [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/lib.rs:352:5 [INFO] [stdout] | [INFO] [stdout] 352 | / event_loop.run(move |event, control_flow| match event { [INFO] [stdout] 353 | | Event::WindowEvent { [INFO] [stdout] 354 | | ref event, [INFO] [stdout] 355 | | window_id, [INFO] [stdout] ... | [INFO] [stdout] 399 | | _ => {} [INFO] [stdout] 400 | | }); [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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 352 | let _ = event_loop.run(move |event, control_flow| match event { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling wgpu-demo v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `event` [INFO] [stdout] --> src/lib.rs:266:25 [INFO] [stdout] | [INFO] [stdout] 266 | fn input(&mut self, event: &WindowEvent) -> bool { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_event` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:19:8 [INFO] [stdout] | [INFO] [stdout] 19 | struct Vertex { [INFO] [stdout] | ^^^^^^ field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `check` is never used [INFO] [stdout] --> src/lib.rs:17:1 [INFO] [stdout] | [INFO] [stdout] 17 | #[repr(C)] [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/lib.rs:352:5 [INFO] [stdout] | [INFO] [stdout] 352 | / event_loop.run(move |event, control_flow| match event { [INFO] [stdout] 353 | | Event::WindowEvent { [INFO] [stdout] 354 | | ref event, [INFO] [stdout] 355 | | window_id, [INFO] [stdout] ... | [INFO] [stdout] 399 | | _ => {} [INFO] [stdout] 400 | | }); [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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 352 | let _ = event_loop.run(move |event, control_flow| match event { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 4.58s [INFO] running `Command { std: "docker" "inspect" "8f29e608077ce830636399fcd859f40691d4ad91a2f68623a19e9fec2ee08b61", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f29e608077ce830636399fcd859f40691d4ad91a2f68623a19e9fec2ee08b61", kill_on_drop: false }` [INFO] [stdout] 8f29e608077ce830636399fcd859f40691d4ad91a2f68623a19e9fec2ee08b61 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b960ebbb808b111de14ec0d42dfa45ee9d1b42131bf65fb2f464e0a5c874e293 [INFO] running `Command { std: "docker" "start" "-a" "b960ebbb808b111de14ec0d42dfa45ee9d1b42131bf65fb2f464e0a5c874e293", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `event` [INFO] [stderr] --> src/lib.rs:266:25 [INFO] [stderr] | [INFO] [stderr] 266 | fn input(&mut self, event: &WindowEvent) -> bool { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_event` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/lib.rs:19:8 [INFO] [stderr] | [INFO] [stderr] 19 | struct Vertex { [INFO] [stderr] | ^^^^^^ field in this struct [INFO] [stderr] | [INFO] [stderr] = help: consider removing this field [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: function `check` is never used [INFO] [stderr] --> src/lib.rs:17:1 [INFO] [stderr] | [INFO] [stderr] 17 | #[repr(C)] [INFO] [stderr] | ^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:352:5 [INFO] [stderr] | [INFO] [stderr] 352 | / event_loop.run(move |event, control_flow| match event { [INFO] [stderr] 353 | | Event::WindowEvent { [INFO] [stderr] 354 | | ref event, [INFO] [stderr] 355 | | window_id, [INFO] [stderr] ... | [INFO] [stderr] 399 | | _ => {} [INFO] [stderr] 400 | | }); [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)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 352 | let _ = event_loop.run(move |event, control_flow| match event { [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `wgpu-demo` (lib) generated 4 warnings (run `cargo fix --lib -p wgpu-demo` to apply 1 suggestion) [INFO] [stderr] warning: `wgpu-demo` (lib test) generated 4 warnings (4 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/wgpu_demo-1c8e09e3d14ca1a5) [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] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/wgpu_demo-5dc5ecb9282281e4) [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 wgpu_demo [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" "b960ebbb808b111de14ec0d42dfa45ee9d1b42131bf65fb2f464e0a5c874e293", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b960ebbb808b111de14ec0d42dfa45ee9d1b42131bf65fb2f464e0a5c874e293", kill_on_drop: false }` [INFO] [stdout] b960ebbb808b111de14ec0d42dfa45ee9d1b42131bf65fb2f464e0a5c874e293