[INFO] cloning repository https://github.com/Applequist/webgpu-fundamentals
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Applequist/webgpu-fundamentals" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FApplequist%2Fwebgpu-fundamentals", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 06eda76cd751418d22354b062b3c26afe1e9745c
[INFO] building Applequist/webgpu-fundamentals against master#eb171a227f9e5de5d376b6edb56b174bc8235fb3 for pr-149937
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FApplequist%2Fwebgpu-fundamentals" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Applequist/webgpu-fundamentals
[INFO] finished tweaking git repo https://github.com/Applequist/webgpu-fundamentals
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[INFO] validating manifest of git repo https://github.com/Applequist/webgpu-fundamentals on toolchain eb171a227f9e5de5d376b6edb56b174bc8235fb3
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[INFO] crate git repo https://github.com/Applequist/webgpu-fundamentals 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" "+eb171a227f9e5de5d376b6edb56b174bc8235fb3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] d33c3dd858e0d9aed1e8bd96e9c25eae4cef72faef908b995130ee1161578439
[INFO] running `Command { std: "docker" "start" "-a" "d33c3dd858e0d9aed1e8bd96e9c25eae4cef72faef908b995130ee1161578439", kill_on_drop: false }`
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[INFO] [stderr]    Compiling calloop v0.12.4
[INFO] [stderr]    Compiling env_filter v0.1.0
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[INFO] [stderr]    Compiling webgpu-fundamentals v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/lib.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub 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:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | / #[repr(C)]
[INFO] [stdout] 14 | | #[derive(Debug, Copy, Clone, bytemuck::Pod, bytemuck::Zeroable)]
[INFO] [stdout] 15 | | pub struct Vertex {
[INFO] [stdout] 16 | |     x: f32,
[INFO] [stdout] 17 | |     y: f32,
[INFO] [stdout] 18 | |     color: [u8; 4], // need array of 4 to satisfy bytemuck Pod's requirements.
[INFO] [stdout] 19 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/lib.rs:76:8
[INFO] [stdout]    |
[INFO] [stdout] 76 | struct ColorOffset {
[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/lib.rs:74:1
[INFO] [stdout]    |
[INFO] [stdout] 74 | / #[repr(C)]
[INFO] [stdout] 75 | | #[derive(Debug, Copy, Clone, bytemuck::Pod, bytemuck::Zeroable)]
[INFO] [stdout] 76 | | struct ColorOffset {
[INFO] [stdout] 77 | |     pub color: [u8; 4],
[INFO] [stdout] 78 | |     pub offset: [f32; 2],
[INFO] [stdout] 79 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 25s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: document-features v0.2.8
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "d33c3dd858e0d9aed1e8bd96e9c25eae4cef72faef908b995130ee1161578439", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d33c3dd858e0d9aed1e8bd96e9c25eae4cef72faef908b995130ee1161578439", kill_on_drop: false }`
[INFO] [stdout] d33c3dd858e0d9aed1e8bd96e9c25eae4cef72faef908b995130ee1161578439
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+eb171a227f9e5de5d376b6edb56b174bc8235fb3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4465f6ce878f522bcd2149d09bb664fdc498f28391d5bf45d6fb4b8dbbb562ca
[INFO] running `Command { std: "docker" "start" "-a" "4465f6ce878f522bcd2149d09bb664fdc498f28391d5bf45d6fb4b8dbbb562ca", kill_on_drop: false }`
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/lib.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub 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:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | / #[repr(C)]
[INFO] [stdout] 14 | | #[derive(Debug, Copy, Clone, bytemuck::Pod, bytemuck::Zeroable)]
[INFO] [stdout] 15 | | pub struct Vertex {
[INFO] [stdout] 16 | |     x: f32,
[INFO] [stdout] 17 | |     y: f32,
[INFO] [stdout] 18 | |     color: [u8; 4], // need array of 4 to satisfy bytemuck Pod's requirements.
[INFO] [stdout] 19 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/lib.rs:76:8
[INFO] [stdout]    |
[INFO] [stdout] 76 | struct ColorOffset {
[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/lib.rs:74:1
[INFO] [stdout]    |
[INFO] [stdout] 74 | / #[repr(C)]
[INFO] [stdout] 75 | | #[derive(Debug, Copy, Clone, bytemuck::Pod, bytemuck::Zeroable)]
[INFO] [stdout] 76 | | struct ColorOffset {
[INFO] [stdout] 77 | |     pub color: [u8; 4],
[INFO] [stdout] 78 | |     pub offset: [f32; 2],
[INFO] [stdout] 79 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling webgpu-fundamentals v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/lib.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub 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:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | / #[repr(C)]
[INFO] [stdout] 14 | | #[derive(Debug, Copy, Clone, bytemuck::Pod, bytemuck::Zeroable)]
[INFO] [stdout] 15 | | pub struct Vertex {
[INFO] [stdout] 16 | |     x: f32,
[INFO] [stdout] 17 | |     y: f32,
[INFO] [stdout] 18 | |     color: [u8; 4], // need array of 4 to satisfy bytemuck Pod's requirements.
[INFO] [stdout] 19 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/lib.rs:76:8
[INFO] [stdout]    |
[INFO] [stdout] 76 | struct ColorOffset {
[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/lib.rs:74:1
[INFO] [stdout]    |
[INFO] [stdout] 74 | / #[repr(C)]
[INFO] [stdout] 75 | | #[derive(Debug, Copy, Clone, bytemuck::Pod, bytemuck::Zeroable)]
[INFO] [stdout] 76 | | struct ColorOffset {
[INFO] [stdout] 77 | |     pub color: [u8; 4],
[INFO] [stdout] 78 | |     pub offset: [f32; 2],
[INFO] [stdout] 79 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.74s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: document-features v0.2.8
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "4465f6ce878f522bcd2149d09bb664fdc498f28391d5bf45d6fb4b8dbbb562ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4465f6ce878f522bcd2149d09bb664fdc498f28391d5bf45d6fb4b8dbbb562ca", kill_on_drop: false }`
[INFO] [stdout] 4465f6ce878f522bcd2149d09bb664fdc498f28391d5bf45d6fb4b8dbbb562ca
