[INFO] cloning repository https://github.com/yutannihilation/learn-wgpu-2026
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yutannihilation/learn-wgpu-2026" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyutannihilation%2Flearn-wgpu-2026", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyutannihilation%2Flearn-wgpu-2026'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a1867a15c97e2e031067db603d8d50af55f7d0a6
[INFO] checking yutannihilation/learn-wgpu-2026 against master#08cd08fbef8c6663b052d8d9e4930d5696cbb8a7 for 150662-leaf
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyutannihilation%2Flearn-wgpu-2026" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/yutannihilation/learn-wgpu-2026
[INFO] finished tweaking git repo https://github.com/yutannihilation/learn-wgpu-2026
[INFO] tweaked toml for git repo https://github.com/yutannihilation/learn-wgpu-2026 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yutannihilation/learn-wgpu-2026 on toolchain 08cd08fbef8c6663b052d8d9e4930d5696cbb8a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+08cd08fbef8c6663b052d8d9e4930d5696cbb8a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/yutannihilation/learn-wgpu-2026 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" "+08cd08fbef8c6663b052d8d9e4930d5696cbb8a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded winit-win32 v0.31.0-beta.2
[INFO] [stderr]   Downloaded winit-web v0.31.0-beta.2
[INFO] [stderr]   Downloaded tobj v4.0.3
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[INFO] [stderr]   Downloaded winit-android v0.31.0-beta.2
[INFO] [stderr]   Downloaded wayland-protocols-misc v0.3.10
[INFO] [stderr]   Downloaded winit-orbital v0.31.0-beta.2
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[INFO] [stderr]   Downloaded zune-jpeg v0.5.11
[INFO] [stderr]   Downloaded winit-appkit v0.31.0-beta.2
[INFO] [stderr]   Downloaded wgpu-types v28.0.0
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[INFO] [stderr]   Downloaded meshopt v0.6.2
[INFO] [stderr]   Downloaded winit-wayland v0.31.0-beta.2
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[INFO] [stderr]   Downloaded wgpu v28.0.0
[INFO] [stderr]   Downloaded winit-x11 v0.31.0-beta.2
[INFO] [stderr]   Downloaded wgpu-core-deps-apple v28.0.0
[INFO] [stderr]   Downloaded wgpu-core-deps-emscripten v28.0.0
[INFO] [stderr]   Downloaded wgpu-core v28.0.0
[INFO] [stderr]   Downloaded winit v0.31.0-beta.2
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[INFO] [stderr]   Downloaded naga v28.0.0
[INFO] [stderr]   Downloaded metal v0.33.0
[INFO] [stderr]   Downloaded smol_str v0.3.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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_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" "+08cd08fbef8c6663b052d8d9e4930d5696cbb8a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7c99ad0b31c91ad943e297d688ecb86cd14d3e591d06ae9c95a3941a8c8925d
[INFO] running `Command { std: "docker" "start" "-a" "c7c99ad0b31c91ad943e297d688ecb86cd14d3e591d06ae9c95a3941a8c8925d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7c99ad0b31c91ad943e297d688ecb86cd14d3e591d06ae9c95a3941a8c8925d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7c99ad0b31c91ad943e297d688ecb86cd14d3e591d06ae9c95a3941a8c8925d", kill_on_drop: false }`
[INFO] [stdout] c7c99ad0b31c91ad943e297d688ecb86cd14d3e591d06ae9c95a3941a8c8925d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+08cd08fbef8c6663b052d8d9e4930d5696cbb8a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ddd4781028fe93d6b7f8c73ad6f94f53ed77748f51f1fc60e89fe0f022b6a229
[INFO] running `Command { std: "docker" "start" "-a" "ddd4781028fe93d6b7f8c73ad6f94f53ed77748f51f1fc60e89fe0f022b6a229", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v1.1.3
[INFO] [stderr]    Compiling find-msvc-tools v0.1.8
[INFO] [stderr]    Compiling wayland-sys v0.31.8
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling bytemuck_derive v1.10.2
[INFO] [stderr]    Compiling wayland-client v0.31.12
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling zerocopy v0.8.33
[INFO] [stderr]    Compiling zerocopy-derive v0.8.33
[INFO] [stderr]     Checking tracing-core v0.1.36
[INFO] [stderr]    Compiling quick-xml v0.38.4
[INFO] [stderr]     Checking memmap2 v0.9.9
[INFO] [stderr]    Compiling naga v28.0.0
[INFO] [stderr]     Checking codespan-reporting v0.12.0
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking indexmap v2.13.0
[INFO] [stderr]     Checking gpu-descriptor-types v0.2.0
[INFO] [stderr]    Compiling cc v1.2.53
[INFO] [stderr]    Compiling wgpu-hal v28.0.0
[INFO] [stderr]     Checking keyboard-types v0.8.3
[INFO] [stderr]     Checking spirv v0.3.0+sdk-1.3.268.0
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking smol_str v0.3.5
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[INFO] [stderr]     Checking ordered-float v5.1.0
[INFO] [stderr]     Checking pxfm v0.1.27
[INFO] [stderr]     Checking winit-core v0.31.0-beta.2
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[INFO] [stderr]    Compiling wgpu v28.0.0
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[INFO] [stderr]     Checking jiff v0.2.18
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[INFO] [stderr]    Compiling wayland-backend v0.3.12
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[INFO] [stderr]     Checking polling v3.11.0
[INFO] [stderr]     Checking gethostname v1.1.0
[INFO] [stderr]     Checking calloop v0.14.3
[INFO] [stderr]     Checking wayland-csd-frame v0.3.0
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[INFO] [stderr]     Checking wayland-protocols v0.32.10
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[INFO] [stderr]     Checking x11rb v0.13.2
[INFO] [stderr]     Checking wayland-protocols-experimental v20250721.0.1
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[INFO] [stderr]     Checking wayland-protocols-wlr v0.3.10
[INFO] [stderr]     Checking wayland-protocols-plasma v0.3.10
[INFO] [stderr]     Checking winit-x11 v0.31.0-beta.2
[INFO] [stderr]     Checking smithay-client-toolkit v0.20.0
[INFO] [stderr]     Checking sctk-adwaita v0.11.0
[INFO] [stderr]     Checking winit-wayland v0.31.0-beta.2
[INFO] [stderr]     Checking wgpu-core-deps-windows-linux-android v28.0.0
[INFO] [stderr]     Checking learn-wgpu-2026 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `event_loop`
[INFO] [stdout]    --> src/main.rs:948:33
[INFO] [stdout]     |
[INFO] [stdout] 948 |     fn proxy_wake_up(&mut self, event_loop: &dyn ActiveEventLoop) {
[INFO] [stdout]     |                                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_event_loop`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window_id`
[INFO] [stdout]    --> src/main.rs:955:9
[INFO] [stdout]     |
[INFO] [stdout] 955 |         window_id: winit::window::WindowId,
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_window_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/main.rs:975:25
[INFO] [stdout]     |
[INFO] [stdout] 975 |                     Err(e) => {
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sender`
[INFO] [stdout]    --> src/main.rs:997:10
[INFO] [stdout]     |
[INFO] [stdout] 997 |     let (sender, receiver) = mpsc::channel();
[INFO] [stdout]     |          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_sender`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event_loop`
[INFO] [stdout]    --> src/main.rs:948:33
[INFO] [stdout]     |
[INFO] [stdout] 948 |     fn proxy_wake_up(&mut self, event_loop: &dyn ActiveEventLoop) {
[INFO] [stdout]     |                                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_event_loop`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window_id`
[INFO] [stdout]    --> src/main.rs:955:9
[INFO] [stdout]     |
[INFO] [stdout] 955 |         window_id: winit::window::WindowId,
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_window_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/main.rs:975:25
[INFO] [stdout]     |
[INFO] [stdout] 975 |                     Err(e) => {
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sender`
[INFO] [stdout]    --> src/main.rs:997:10
[INFO] [stdout]     |
[INFO] [stdout] 997 |     let (sender, receiver) = mpsc::channel();
[INFO] [stdout]     |          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_sender`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 58.55s
[INFO] running `Command { std: "docker" "inspect" "ddd4781028fe93d6b7f8c73ad6f94f53ed77748f51f1fc60e89fe0f022b6a229", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddd4781028fe93d6b7f8c73ad6f94f53ed77748f51f1fc60e89fe0f022b6a229", kill_on_drop: false }`
[INFO] [stdout] ddd4781028fe93d6b7f8c73ad6f94f53ed77748f51f1fc60e89fe0f022b6a229