[INFO] fetching crate blue_engine 0.4.27...
[INFO] checking blue_engine-0.4.27 against master#e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682 for beta-170-4
[INFO] extracting crate blue_engine 0.4.27 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate blue_engine 0.4.27 on toolchain e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate blue_engine 0.4.27
[INFO] removed 3 missing examples
[INFO] finished tweaking crates.io crate blue_engine 0.4.27
[INFO] tweaked toml for crates.io crate blue_engine 0.4.27 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate blue_engine 0.4.27 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" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b1dfcbae9456f0303233a439ad7d8265ba584c35201f5d079d702a3566dbe9a7
[INFO] running `Command { std: "docker" "start" "-a" "b1dfcbae9456f0303233a439ad7d8265ba584c35201f5d079d702a3566dbe9a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1dfcbae9456f0303233a439ad7d8265ba584c35201f5d079d702a3566dbe9a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1dfcbae9456f0303233a439ad7d8265ba584c35201f5d079d702a3566dbe9a7", kill_on_drop: false }`
[INFO] [stdout] b1dfcbae9456f0303233a439ad7d8265ba584c35201f5d079d702a3566dbe9a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 727c37cff6c5a7e5bd1134144801fec68971dcb6465f18a40395247de2f578ec
[INFO] running `Command { std: "docker" "start" "-a" "727c37cff6c5a7e5bd1134144801fec68971dcb6465f18a40395247de2f578ec", kill_on_drop: false }`
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[INFO] [stderr]     Checking blue_engine v0.4.27 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `PolygonMode`, `RotateAxis`, `ShaderSettings`, `TextureData`, `Vertex`, `cube`, `square`, `triangle`, `uniform_type::Matrix`, `utils::default_resources::DEFAULT_MATRIX_4`
[INFO] [stdout]  --> examples/dev/dev.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 |     primitive_shapes::{cube, square, triangle, uv_sphere},
[INFO] [stdout]   |                        ^^^^  ^^^^^^  ^^^^^^^^
[INFO] [stdout] 3 |     uniform_type::Matrix,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 4 |     utils::default_resources::DEFAULT_MATRIX_4,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 5 |     Engine, ObjectSettings, PolygonMode, PowerPreference, RotateAxis, ShaderSettings, TextureData,
[INFO] [stdout]   |                             ^^^^^^^^^^^                   ^^^^^^^^^^  ^^^^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 6 |     Vertex, WindowDescriptor,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0063]: missing field `backends` in initializer of `WindowDescriptor`
[INFO] [stdout]   --> examples/dev/dev.rs:10:41
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut engine = Engine::new_config(WindowDescriptor {
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^ missing `backends`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0063`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `blue_engine` (example "dev") due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "727c37cff6c5a7e5bd1134144801fec68971dcb6465f18a40395247de2f578ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "727c37cff6c5a7e5bd1134144801fec68971dcb6465f18a40395247de2f578ec", kill_on_drop: false }`
[INFO] [stdout] 727c37cff6c5a7e5bd1134144801fec68971dcb6465f18a40395247de2f578ec
