[INFO] fetching crate sketchbook-wgpu 0.0.1...
[INFO] testing sketchbook-wgpu-0.0.1 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate sketchbook-wgpu 0.0.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate sketchbook-wgpu 0.0.1
[INFO] finished tweaking crates.io crate sketchbook-wgpu 0.0.1
[INFO] tweaked toml for crates.io crate sketchbook-wgpu 0.0.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sketchbook-wgpu 0.0.1 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate sketchbook-wgpu 0.0.1 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] 94a7b5fa99934be28b82cf122fdbedbd8336169ca4da34a8674e6e546ad6ea9c
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[INFO] [stderr]    Compiling sketchbook v0.0.1
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[INFO] [stderr]    Compiling wgpu-hal v0.12.5
[INFO] [stderr]    Compiling wgpu v0.12.0
[INFO] [stderr]    Compiling sketchbook-wgpu v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/wgpu/display.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::collections::HashMap;
[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 import: `wgpu::Surface`
[INFO] [stdout]   --> src/wgpu/display.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use wgpu::Surface;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `wgpu::SurfaceConfiguration`
[INFO] [stdout]   --> src/wgpu/display.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use wgpu::SurfaceConfiguration;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Device` and `Queue`
[INFO] [stdout]   --> src/wgpu/display.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | use wgpu::{Device, Queue};
[INFO] [stdout]    |            ^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Instant`
[INFO] [stdout]   --> src/wgpu/display.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | use std::time::Instant;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::Cow`
[INFO] [stdout]  --> src/wgpu/run.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::borrow::Cow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Adapter`, `Device`, `Instance`, `Queue`, and `ShaderModule`
[INFO] [stdout]   --> src/wgpu/run.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | use wgpu::{Adapter, Device, Instance, Queue, ShaderModule};
[INFO] [stdout]    |            ^^^^^^^  ^^^^^^  ^^^^^^^^  ^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Instant`
[INFO] [stdout]  --> src/wgpu/vec_buffer.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::time::Instant;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sketchbook::compose::AsPart`
[INFO] [stdout]   --> src/wgpu.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | use sketchbook::compose::AsPart;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event`
[INFO] [stdout]    --> src/wgpu.rs:342:32
[INFO] [stdout]     |
[INFO] [stdout] 342 |     fn before_event(&mut self, event: &Self::Event) {
[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/wgpu/display/shape.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct ShapeRaw {
[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/wgpu/display/shape.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[repr(C)]
[INFO] [stdout]   | ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/wgpu/display/uniform.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct UniformRaw {
[INFO] [stdout]    |            ^^^^^^^^^^ field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]  --> src/wgpu/display/uniform.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[repr(C)]
[INFO] [stdout]   | ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/wgpu/display/vertex.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct VertexRaw {
[INFO] [stdout]    |            ^^^^^^^^^ field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]  --> src/wgpu/display/vertex.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[repr(C)]
[INFO] [stdout]   | ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/color.rs:1:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Color(palette::Srgba<u8>);
[INFO] [stdout]   |            ----- ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/double_buffer.rs:64:23
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn if_changed(&self) -> Option<DoubleBufferReadGuard<T>> {
[INFO] [stdout]    |                       ^^^^^            ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn if_changed(&self) -> Option<DoubleBufferReadGuard<'_, T>> {
[INFO] [stdout]    |                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3m 13s
[INFO] running `Command { std: "docker" "inspect" "94a7b5fa99934be28b82cf122fdbedbd8336169ca4da34a8674e6e546ad6ea9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94a7b5fa99934be28b82cf122fdbedbd8336169ca4da34a8674e6e546ad6ea9c", kill_on_drop: false }`
[INFO] [stdout] 94a7b5fa99934be28b82cf122fdbedbd8336169ca4da34a8674e6e546ad6ea9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 257e44916bc75ed5f57b5dbb6a072f567b08c28e8d5554e96fceda13db143197
[INFO] running `Command { std: "docker" "start" "-a" "257e44916bc75ed5f57b5dbb6a072f567b08c28e8d5554e96fceda13db143197", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling gpu-descriptor v0.2.2
[INFO] [stderr]    Compiling phf_generator v0.9.1
[INFO] [stderr]    Compiling phf_macros v0.9.0
[INFO] [stderr]    Compiling naga v0.8.5
[INFO] [stderr]    Compiling phf v0.9.0
[INFO] [stderr]    Compiling palette v0.6.0
[INFO] [stderr]    Compiling wgpu-hal v0.12.5
[INFO] [stderr]    Compiling wgpu-core v0.12.2
[INFO] [stderr]    Compiling wgpu v0.12.0
[INFO] [stderr]    Compiling sketchbook-wgpu v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/wgpu/display.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::collections::HashMap;
[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 import: `wgpu::Surface`
[INFO] [stdout]   --> src/wgpu/display.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use wgpu::Surface;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `wgpu::SurfaceConfiguration`
[INFO] [stdout]   --> src/wgpu/display.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use wgpu::SurfaceConfiguration;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Device` and `Queue`
[INFO] [stdout]   --> src/wgpu/display.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | use wgpu::{Device, Queue};
[INFO] [stdout]    |            ^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Instant`
[INFO] [stdout]   --> src/wgpu/display.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | use std::time::Instant;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::Cow`
[INFO] [stdout]  --> src/wgpu/run.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::borrow::Cow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Adapter`, `Device`, `Instance`, `Queue`, and `ShaderModule`
[INFO] [stdout]   --> src/wgpu/run.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | use wgpu::{Adapter, Device, Instance, Queue, ShaderModule};
[INFO] [stdout]    |            ^^^^^^^  ^^^^^^  ^^^^^^^^  ^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Instant`
[INFO] [stdout]  --> src/wgpu/vec_buffer.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::time::Instant;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sketchbook::compose::AsPart`
[INFO] [stdout]   --> src/wgpu.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | use sketchbook::compose::AsPart;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event`
[INFO] [stdout]    --> src/wgpu.rs:342:32
[INFO] [stdout]     |
[INFO] [stdout] 342 |     fn before_event(&mut self, event: &Self::Event) {
[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/wgpu/display/shape.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct ShapeRaw {
[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/wgpu/display/shape.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[repr(C)]
[INFO] [stdout]   | ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/wgpu/display/uniform.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct UniformRaw {
[INFO] [stdout]    |            ^^^^^^^^^^ field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]  --> src/wgpu/display/uniform.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[repr(C)]
[INFO] [stdout]   | ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/wgpu/display/vertex.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct VertexRaw {
[INFO] [stdout]    |            ^^^^^^^^^ field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]  --> src/wgpu/display/vertex.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[repr(C)]
[INFO] [stdout]   | ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/color.rs:1:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Color(palette::Srgba<u8>);
[INFO] [stdout]   |            ----- ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/double_buffer.rs:64:23
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn if_changed(&self) -> Option<DoubleBufferReadGuard<T>> {
[INFO] [stdout]    |                       ^^^^^            ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn if_changed(&self) -> Option<DoubleBufferReadGuard<'_, T>> {
[INFO] [stdout]    |                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `sketchbook_env_wgpu`
[INFO] [stdout]  --> examples/tree.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use sketchbook_env_wgpu::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `sketchbook_env_wgpu`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 4 - use sketchbook_env_wgpu::prelude::*;
[INFO] [stdout] 4 + use sketchbook_wgpu::prelude::*;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `sketchbook::prelude`
[INFO] [stdout]  --> examples/tree.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | use sketchbook::prelude::*;
[INFO] [stdout]   |                 ^^^^^^^ could not find `prelude` in `sketchbook`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/wgpu/display.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::collections::HashMap;
[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 import: `wgpu::Surface`
[INFO] [stdout]   --> src/wgpu/display.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use wgpu::Surface;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `wgpu::SurfaceConfiguration`
[INFO] [stdout]   --> src/wgpu/display.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use wgpu::SurfaceConfiguration;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Device` and `Queue`
[INFO] [stdout]   --> src/wgpu/display.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | use wgpu::{Device, Queue};
[INFO] [stdout]    |            ^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Instant`
[INFO] [stdout]   --> src/wgpu/display.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | use std::time::Instant;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::Cow`
[INFO] [stdout]  --> src/wgpu/run.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::borrow::Cow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Adapter`, `Device`, `Instance`, `Queue`, and `ShaderModule`
[INFO] [stdout]   --> src/wgpu/run.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | use wgpu::{Adapter, Device, Instance, Queue, ShaderModule};
[INFO] [stdout]    |            ^^^^^^^  ^^^^^^  ^^^^^^^^  ^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Instant`
[INFO] [stdout]  --> src/wgpu/vec_buffer.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::time::Instant;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sketchbook::compose::AsPart`
[INFO] [stdout]   --> src/wgpu.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | use sketchbook::compose::AsPart;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `sketch` in this scope
[INFO] [stdout]   --> examples/tree.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | sketch! {
[INFO] [stdout]    | ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `run_sketchbook` in this scope
[INFO] [stdout]  --> examples/tree.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | run_sketchbook!(Tree);
[INFO] [stdout]   | ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0601]: `main` function not found in crate `tree`
[INFO] [stdout]    --> examples/tree.rs:103:2
[INFO] [stdout]     |
[INFO] [stdout] 103 | }
[INFO] [stdout]     |  ^ consider adding a `main` function to `examples/tree.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433, E0601.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sketchbook-wgpu` (example "tree") due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `event`
[INFO] [stdout]    --> src/wgpu.rs:342:32
[INFO] [stdout]     |
[INFO] [stdout] 342 |     fn before_event(&mut self, event: &Self::Event) {
[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/wgpu/display/shape.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct ShapeRaw {
[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/wgpu/display/shape.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[repr(C)]
[INFO] [stdout]   | ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/wgpu/display/uniform.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct UniformRaw {
[INFO] [stdout]    |            ^^^^^^^^^^ field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]  --> src/wgpu/display/uniform.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[repr(C)]
[INFO] [stdout]   | ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/wgpu/display/vertex.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct VertexRaw {
[INFO] [stdout]    |            ^^^^^^^^^ field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]  --> src/wgpu/display/vertex.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[repr(C)]
[INFO] [stdout]   | ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/color.rs:1:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Color(palette::Srgba<u8>);
[INFO] [stdout]   |            ----- ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/double_buffer.rs:64:23
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn if_changed(&self) -> Option<DoubleBufferReadGuard<T>> {
[INFO] [stdout]    |                       ^^^^^            ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn if_changed(&self) -> Option<DoubleBufferReadGuard<'_, T>> {
[INFO] [stdout]    |                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "257e44916bc75ed5f57b5dbb6a072f567b08c28e8d5554e96fceda13db143197", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "257e44916bc75ed5f57b5dbb6a072f567b08c28e8d5554e96fceda13db143197", kill_on_drop: false }`
[INFO] [stdout] 257e44916bc75ed5f57b5dbb6a072f567b08c28e8d5554e96fceda13db143197
