[INFO] fetching crate piet-wgpu 0.3.4...
[INFO] testing piet-wgpu-0.3.4 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1
[INFO] extracting crate piet-wgpu 0.3.4 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate piet-wgpu 0.3.4
[INFO] finished tweaking crates.io crate piet-wgpu 0.3.4
[INFO] tweaked toml for crates.io crate piet-wgpu 0.3.4 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate piet-wgpu 0.3.4 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate piet-wgpu 0.3.4 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c75c9aed717ca9c6ea50186f9abe4efd37a9f21936f432328df815472043a7cf
[INFO] running `Command { std: "docker" "start" "-a" "c75c9aed717ca9c6ea50186f9abe4efd37a9f21936f432328df815472043a7cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c75c9aed717ca9c6ea50186f9abe4efd37a9f21936f432328df815472043a7cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c75c9aed717ca9c6ea50186f9abe4efd37a9f21936f432328df815472043a7cf", kill_on_drop: false }`
[INFO] [stdout] c75c9aed717ca9c6ea50186f9abe4efd37a9f21936f432328df815472043a7cf
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9ed0291a11a25ebbde268a98299ffe7649b71a2ace857bcdd70ec0f37af5f2d
[INFO] running `Command { std: "docker" "start" "-a" "c9ed0291a11a25ebbde268a98299ffe7649b71a2ace857bcdd70ec0f37af5f2d", kill_on_drop: false }`
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[INFO] [stderr]    Compiling wgpu-core v0.17.1
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[INFO] [stderr]    Compiling piet-wgpu v0.3.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/context.rs:212:8
[INFO] [stdout]     |
[INFO] [stdout] 212 | struct Uniforms {
[INFO] [stdout]     |        ^^^^^^^^ field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]    --> src/context.rs:209:1
[INFO] [stdout]     |
[INFO] [stdout] 209 | / /// Type of the data stored in the uniform buffer.
[INFO] [stdout] 210 | | #[repr(C)]
[INFO] [stdout] 211 | | #[derive(bytemuck::Pod, bytemuck::Zeroable, Copy, Clone)]
[INFO] [stdout] 212 | | struct Uniforms {
[INFO] [stdout] ...   |
[INFO] [stdout] 220 | |     transform: [[f32; 4]; 3],
[INFO] [stdout] 221 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 52s
[INFO] running `Command { std: "docker" "inspect" "c9ed0291a11a25ebbde268a98299ffe7649b71a2ace857bcdd70ec0f37af5f2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9ed0291a11a25ebbde268a98299ffe7649b71a2ace857bcdd70ec0f37af5f2d", kill_on_drop: false }`
[INFO] [stdout] c9ed0291a11a25ebbde268a98299ffe7649b71a2ace857bcdd70ec0f37af5f2d
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1714c633d8f94adff6b9aaa11cb7d30df0fe1f58ba75c757e459b3b8373c5dd2
[INFO] running `Command { std: "docker" "start" "-a" "1714c633d8f94adff6b9aaa11cb7d30df0fe1f58ba75c757e459b3b8373c5dd2", kill_on_drop: false }`
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[INFO] [stderr]    Compiling tracing-subscriber v0.3.18
[INFO] [stderr]    Compiling cosmic-text v0.10.0
[INFO] [stderr]    Compiling wgpu v0.17.2
[INFO] [stderr]    Compiling piet-wgpu v0.3.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/context.rs:212:8
[INFO] [stdout]     |
[INFO] [stdout] 212 | struct Uniforms {
[INFO] [stdout]     |        ^^^^^^^^ field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]    --> src/context.rs:209:1
[INFO] [stdout]     |
[INFO] [stdout] 209 | / /// Type of the data stored in the uniform buffer.
[INFO] [stdout] 210 | | #[repr(C)]
[INFO] [stdout] 211 | | #[derive(bytemuck::Pod, bytemuck::Zeroable, Copy, Clone)]
[INFO] [stdout] 212 | | struct Uniforms {
[INFO] [stdout] ...   |
[INFO] [stdout] 220 | |     transform: [[f32; 4]; 3],
[INFO] [stdout] 221 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling sctk-adwaita v0.5.4
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/context.rs:212:8
[INFO] [stdout]     |
[INFO] [stdout] 212 | struct Uniforms {
[INFO] [stdout]     |        ^^^^^^^^ field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]    --> src/context.rs:209:1
[INFO] [stdout]     |
[INFO] [stdout] 209 | / /// Type of the data stored in the uniform buffer.
[INFO] [stdout] 210 | | #[repr(C)]
[INFO] [stdout] 211 | | #[derive(bytemuck::Pod, bytemuck::Zeroable, Copy, Clone)]
[INFO] [stdout] 212 | | struct Uniforms {
[INFO] [stdout] ...   |
[INFO] [stdout] 220 | |     transform: [[f32; 4]; 3],
[INFO] [stdout] 221 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2m 46s
[INFO] running `Command { std: "docker" "inspect" "1714c633d8f94adff6b9aaa11cb7d30df0fe1f58ba75c757e459b3b8373c5dd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1714c633d8f94adff6b9aaa11cb7d30df0fe1f58ba75c757e459b3b8373c5dd2", kill_on_drop: false }`
[INFO] [stdout] 1714c633d8f94adff6b9aaa11cb7d30df0fe1f58ba75c757e459b3b8373c5dd2
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fddc700b93c113f9f2554d3577ebc6b30429fae673e96826d2fead509af44fc4
[INFO] running `Command { std: "docker" "start" "-a" "fddc700b93c113f9f2554d3577ebc6b30429fae673e96826d2fead509af44fc4", kill_on_drop: false }`
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/context.rs:212:8
[INFO] [stderr]     |
[INFO] [stderr] 212 | struct Uniforms {
[INFO] [stderr]     |        ^^^^^^^^ field in this struct
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider removing this field
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `check` is never used
[INFO] [stderr]    --> src/context.rs:209:1
[INFO] [stderr]     |
[INFO] [stderr] 209 | / /// Type of the data stored in the uniform buffer.
[INFO] [stderr] 210 | | #[repr(C)]
[INFO] [stderr] 211 | | #[derive(bytemuck::Pod, bytemuck::Zeroable, Copy, Clone)]
[INFO] [stderr] 212 | | struct Uniforms {
[INFO] [stderr] ...   |
[INFO] [stderr] 220 | |     transform: [[f32; 4]; 3],
[INFO] [stderr] 221 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: `piet-wgpu` (lib) generated 2 warnings
[INFO] [stderr] warning: `piet-wgpu` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/piet_wgpu-ac4c50f75d0a4d4b)
[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 piet_wgpu
[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" "fddc700b93c113f9f2554d3577ebc6b30429fae673e96826d2fead509af44fc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fddc700b93c113f9f2554d3577ebc6b30429fae673e96826d2fead509af44fc4", kill_on_drop: false }`
[INFO] [stdout] fddc700b93c113f9f2554d3577ebc6b30429fae673e96826d2fead509af44fc4